/* ============================================================
   CHÁNH TÍN
   FILE: wwwroot/css/chanhtin.css

   Module giao diện riêng.
   KHÔNG dùng chung selector với site.css để tránh ảnh hưởng CHEMTUS.
   Tất cả class bắt đầu bằng ct-
   ============================================================ */


:root {
    --ct-orange: #ec5f1a;
    --ct-orange-dark: #ca4810;
    --ct-navy: #17202a;
    --ct-ink: #263238;
    --ct-muted: #66757f;
    --ct-line: #e7e9ec;
    --ct-soft: #f7f7f5;
    --ct-white: #ffffff;
    --ct-shadow: 0 18px 48px rgba(23, 32, 42, 0.10);
    --ct-radius: 20px;
}


* {
    box-sizing: border-box;
}


html {
    scroll-behavior: smooth;
}


body {
    margin: 0;
    color: var(--ct-ink);
    background: var(--ct-white);
    font-family: "Segoe UI", Arial, sans-serif;
    line-height: 1.6;
}


a {
    color: inherit;
    text-decoration: none;
}


img {
    max-width: 100%;
}


.ct-container {
    width: min(1180px, calc(100% - 36px));
    margin: 0 auto;
}


/* ============================================================
   HEADER
   ============================================================ */

.ct-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.96);
    border-bottom: 1px solid rgba(231, 233, 236, 0.95);
    backdrop-filter: blur(14px);
}


.ct-header-row {
    min-height: 78px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}


.ct-brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}


.ct-brand-mark {
    width: 46px;
    height: 46px;
    border-radius: 12px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--ct-orange), #ff8b3d);
    color: var(--ct-white);
    font-size: 17px;
    font-weight: 900;
    box-shadow: 0 8px 20px rgba(236, 95, 26, 0.25);
}


.ct-brand-text strong,
.ct-brand-text small {
    display: block;
}


.ct-brand-text strong {
    color: var(--ct-navy);
    font-size: 19px;
    letter-spacing: 0.7px;
}


.ct-brand-text small {
    margin-top: 1px;
    color: var(--ct-muted);
    font-size: 11px;
}


.ct-nav {
    display: flex;
    align-items: center;
    gap: 22px;
    font-size: 14px;
    font-weight: 750;
}


    .ct-nav a {
        position: relative;
        padding: 9px 0;
    }


        .ct-nav a:not(.ct-nav-chemtus)::after {
            content: "";
            position: absolute;
            left: 0;
            right: 100%;
            bottom: 4px;
            height: 2px;
            background: var(--ct-orange);
            transition: right 0.2s ease;
        }


        .ct-nav a:hover::after,
        .ct-nav a.active::after {
            right: 0;
        }


.ct-nav-chemtus {
    padding: 9px 14px !important;
    border-radius: 9px;
    background: var(--ct-navy);
    color: var(--ct-white);
}


.ct-menu-toggle {
    display: none;
    border: 0;
    background: transparent;
    color: var(--ct-navy);
    font-size: 28px;
    cursor: pointer;
}


/* ============================================================
   HERO
   ============================================================ */

.ct-hero {
    overflow: hidden;
    background: radial-gradient(circle at 85% 25%, rgba(236, 95, 26, 0.18), transparent 24%), linear-gradient(135deg, #fbfbfa, #f3f2ed);
}


.ct-hero-grid {
    min-height: 620px;
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    align-items: center;
    gap: 70px;
    padding-top: 62px;
    padding-bottom: 62px;
}


.ct-kicker,
.ct-section-kicker {
    display: inline-block;
    color: var(--ct-orange);
    font-size: 12px;
    font-weight: 850;
    letter-spacing: 1.7px;
}


.ct-hero h1 {
    max-width: 680px;
    margin: 12px 0 22px;
    color: var(--ct-navy);
    font-size: clamp(42px, 5vw, 68px);
    line-height: 1.08;
    letter-spacing: -2.4px;
}


    .ct-hero h1 span {
        display: block;
        color: var(--ct-orange);
    }


.ct-hero-copy > p {
    max-width: 660px;
    margin: 0 0 28px;
    color: var(--ct-muted);
    font-size: 17px;
}


.ct-hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}


.ct-btn {
    min-height: 46px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 11px 20px;
    border: 1px solid transparent;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 800;
    cursor: pointer;
    transition: 0.2s;
}


.ct-btn-primary {
    background: var(--ct-orange);
    color: var(--ct-white);
}


    .ct-btn-primary:hover {
        background: var(--ct-orange-dark);
        transform: translateY(-1px);
    }


.ct-btn-outline {
    border-color: #cfd4d8;
    background: var(--ct-white);
    color: var(--ct-navy);
}


    .ct-btn-outline:hover {
        border-color: var(--ct-orange);
        color: var(--ct-orange);
    }


.ct-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 34px;
    margin-top: 36px;
}


    .ct-stats div {
        min-width: 110px;
    }


    .ct-stats strong,
    .ct-stats span {
        display: block;
    }


    .ct-stats strong {
        color: var(--ct-navy);
        font-size: 22px;
    }


    .ct-stats span {
        margin-top: 2px;
        color: var(--ct-muted);
        font-size: 12px;
    }


.ct-hero-visual {
    min-height: 470px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}


.ct-building {
    width: min(390px, 86%);
    height: 420px;
    position: relative;
    border-radius: 26px 26px 12px 12px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.10), transparent), #202a33;
    box-shadow: 0 35px 80px rgba(23, 32, 42, 0.26);
    transform: perspective(850px) rotateY(-8deg);
}


.ct-building-top {
    height: 74px;
    border-radius: 26px 26px 0 0;
    background: linear-gradient(135deg, var(--ct-orange), #ff9a58);
}


.ct-building-grid {
    height: calc(100% - 74px);
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
    padding: 30px;
}


    .ct-building-grid i {
        border-radius: 4px;
        background: linear-gradient(145deg, #9ec9d3, #44717d);
        box-shadow: inset 0 0 0 5px rgba(255, 255, 255, 0.06);
    }


.ct-hero-badge {
    position: absolute;
    right: 0;
    bottom: 55px;
    width: 225px;
    padding: 18px;
    border-radius: 14px;
    background: var(--ct-white);
    box-shadow: var(--ct-shadow);
}


    .ct-hero-badge strong,
    .ct-hero-badge span {
        display: block;
    }


    .ct-hero-badge strong {
        color: var(--ct-orange);
    }


    .ct-hero-badge span {
        margin-top: 4px;
        color: var(--ct-muted);
        font-size: 12px;
    }


/* ============================================================
   SECTION
   ============================================================ */

.ct-section {
    padding: 76px 0;
}


.ct-section-soft {
    background: var(--ct-soft);
}


.ct-section-dark {
    background: var(--ct-navy);
    color: var(--ct-white);
}


.ct-about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 70px;
}


.ct-section h2,
.ct-page-hero h1 {
    margin: 8px 0 0;
    color: var(--ct-navy);
    font-size: clamp(30px, 3.6vw, 46px);
    line-height: 1.15;
    letter-spacing: -1.2px;
}


.ct-about-text {
    color: var(--ct-muted);
    font-size: 16px;
}


    .ct-about-text p:first-child {
        margin-top: 0;
    }


.ct-section-heading {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 30px;
}


    .ct-section-heading h2 {
        font-size: clamp(30px, 3.6vw, 44px);
    }


.ct-section-heading-light h2 {
    color: var(--ct-white);
}


.ct-text-link {
    color: var(--ct-orange);
    font-weight: 750;
    white-space: nowrap;
}


.ct-text-link-light {
    color: #ff9c63;
}


/* ============================================================
   SERVICE
   ============================================================ */

.ct-service-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 18px;
}


.ct-service-card {
    min-height: 250px;
    display: flex;
    flex-direction: column;
    padding: 26px;
    border: 1px solid var(--ct-line);
    border-radius: var(--ct-radius);
    background: var(--ct-white);
    box-shadow: 0 8px 24px rgba(23, 32, 42, 0.04);
    transition: 0.2s;
}


    .ct-service-card:hover {
        transform: translateY(-3px);
        border-color: rgba(236, 95, 26, 0.45);
        box-shadow: var(--ct-shadow);
    }


.ct-service-icon {
    width: 52px;
    height: 52px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 13px;
    background: #fff0e8;
    color: var(--ct-orange);
    font-size: 24px;
}


.ct-service-card h3 {
    margin: 18px 0 8px;
    color: var(--ct-navy);
    font-size: 21px;
}


.ct-service-card p {
    margin: 0 0 20px;
    color: var(--ct-muted);
    flex: 1;
}


.ct-service-card a {
    color: var(--ct-orange);
    font-weight: 750;
}


/* ============================================================
   PROJECT GRID
   GIỐNG BLOGGER CHÁNH TÍN CŨ
   ============================================================ */


/* ============================================================
   GRID
   Desktop Blogger cũ: 3 cột
   ============================================================ */

.ct-project-grid {
    display: grid;
    grid-template-columns: repeat( 3, minmax( 0, 1fr ) );
    column-gap: 26px;
    row-gap: 32px;
    align-items: start;
}


/* Trang tất cả dự án dùng cùng cách bố trí */

.ct-project-grid-archive {
    grid-template-columns: repeat( 3, minmax( 0, 1fr ) );
}


/* ============================================================
   CARD
   Blogger cũ KHÔNG có card trắng,
   KHÔNG bo góc,
   KHÔNG shadow.
   ============================================================ */

.ct-project-card {
    min-width: 0;
    overflow: visible;
    margin: 0;
    padding: 0;
    border: 0;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
}


/* ============================================================
   LINK ẢNH
   ============================================================ */

.ct-project-image-link {
    display: block;
    width: 100%;
    color: inherit;
    text-decoration: none;
}


/* ============================================================
   ẢNH
   Blogger cũ gần vuông.
   ============================================================ */

.ct-project-image-wrap {
    position: relative;
    width: 100%;
    aspect-ratio: 1 / 1;
    height: auto;
    overflow: hidden;
    background: #eeeeee;
}


    /* ============================================================
   IMG
   ============================================================ */

    .ct-project-image-wrap img {
        display: block;
        width: 100%;
        height: 100%;
        object-fit: cover;
        transform: scale(1);
        transition: transform .45s cubic-bezier(.2,.75,.25,1);
    }


.ct-project-card:hover
.ct-project-image-wrap img {
    transform: scale(1.10);
}

/* ============================================================
   PLACEHOLDER
   ============================================================ */

.ct-project-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #edf0f2;
    color: #7c858b;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 1px;
}


/* ============================================================
   HOVER GIỐNG BLOGGER
   Bình thường trong suốt.
   Rê chuột -> lớp tối + XEM DỰ ÁN.
   ============================================================ */

.ct-project-hover {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(15, 23, 32, 0);
    opacity: 0;
    transition: background .35s ease, opacity .35s ease;
    z-index: 2;
}

    .ct-project-hover span {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        padding: 0;
        border: 0;
        background: transparent;
        box-shadow: none;
        color: #ffffff;
        font-size: 16px;
        font-weight: 600;
        line-height: 1.2;
        text-transform: uppercase;
    }


.ct-project-card:hover
.ct-project-hover {
    opacity: 1;
    background: rgba(15, 23, 32, .68);
}

/* ============================================================
   BODY
   Blogger cũ chỉ có tên dự án ngay dưới ảnh.
   ============================================================ */

.ct-project-body {
    padding: 10px 0 0;
}


/* ẨN META CŨ NẾU HTML CACHE CÒN TỒN TẠI */

.ct-project-meta {
    display: none !important;
}


/* ẨN SUMMARY CŨ */

.ct-project-card
.ct-project-body > p {
    display: none !important;
}


/* ============================================================
   TITLE
   Chữ nhỏ giống Blogger cũ.
   ============================================================ */

.ct-project-card h3 {
    margin: 0;
    padding: 0;
    color: #1f2933;
    font-size: 14px;
    font-weight: 400;
    line-height: 1.65;
}


    .ct-project-card h3 a {
        color: inherit;
        font: inherit;
        font-weight: inherit;
        line-height: inherit;
        text-decoration: none;
    }


        .ct-project-card h3 a:hover {
            color: var(--ct-orange);
        }


/* ============================================================
   MOBILE
   ============================================================ */

@media (max-width: 900px) {

    .ct-project-grid,
    .ct-project-grid-archive {
        grid-template-columns: repeat( 2, minmax( 0, 1fr ) );
        column-gap: 18px;
        row-gap: 26px;
    }
}


@media (max-width: 560px) {

    .ct-project-grid,
    .ct-project-grid-archive {
        grid-template-columns: 1fr;
        row-gap: 24px;
    }


    .ct-project-card h3 {
        font-size: 14px;
    }
}

/* ============================================================
   POSTS
   ============================================================ */

.ct-post-grid,
.ct-archive-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
}


.ct-post-card {
    overflow: hidden;
    border-radius: 18px;
    background: var(--ct-white);
}


.ct-post-image {
    width: 100%;
    height: 205px;
    display: block;
    object-fit: cover;
    background: #e9ecee;
}


.ct-post-image-placeholder {
    height: 205px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(236, 95, 26, 0.22), rgba(23, 32, 42, 0.10)), #edf0f2;
    color: #6b7479;
    font-weight: 800;
}


.ct-post-body {
    padding: 21px;
}


.ct-post-category {
    color: var(--ct-orange);
    font-size: 11px;
    font-weight: 850;
    letter-spacing: 1px;
    text-transform: uppercase;
}


.ct-post-card h3 {
    margin: 8px 0 8px;
    color: var(--ct-navy);
    font-size: 20px;
    line-height: 1.3;
}


.ct-post-card p {
    margin: 0 0 14px;
    color: var(--ct-muted);
}


.ct-post-date {
    color: #8a959d;
    font-size: 12px;
}


/* ============================================================
   CONTACT
   ============================================================ */

.ct-contact-card {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
    padding: 38px;
    border: 1px solid var(--ct-line);
    border-radius: 24px;
    background: radial-gradient(circle at 95% 15%, rgba(236, 95, 26, 0.13), transparent 25%), var(--ct-white);
    box-shadow: var(--ct-shadow);
}


    .ct-contact-card h2 {
        margin-top: 7px;
        font-size: 34px;
    }


    .ct-contact-card p {
        max-width: 680px;
        margin-bottom: 0;
        color: var(--ct-muted);
    }


.ct-contact-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}


/* ============================================================
   PAGE / ARCHIVE
   ============================================================ */

.ct-page-hero {
    padding: 58px 0 48px;
    background: linear-gradient(135deg, #f8f7f3, #ffffff);
    border-bottom: 1px solid var(--ct-line);
}


    .ct-page-hero p {
        max-width: 700px;
        margin-bottom: 0;
        color: var(--ct-muted);
    }


.ct-breadcrumb {
    display: flex;
    flex-wrap: wrap;
    gap: 7px;
    margin-bottom: 18px;
    color: var(--ct-muted);
    font-size: 13px;
}


    .ct-breadcrumb a:hover {
        color: var(--ct-orange);
    }


.ct-pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 14px;
    margin-top: 36px;
}


.ct-page-button {
    min-height: 40px;
    padding: 8px 14px;
    border: 1px solid var(--ct-line);
    border-radius: 9px;
    background: var(--ct-white);
    color: var(--ct-navy);
    font: inherit;
    font-weight: 700;
    cursor: pointer;
}


    .ct-page-button:disabled {
        opacity: 0.45;
        cursor: not-allowed;
    }


/* ============================================================
   DETAIL
   ============================================================ */

.ct-article {
    padding: 55px 0 80px;
}


.ct-article-container {
    max-width: 920px;
}


.ct-detail-state {
    padding: 30px;
    border: 1px dashed var(--ct-line);
    border-radius: 14px;
    color: var(--ct-muted);
    text-align: center;
}


.ct-detail-content h1 {
    margin: 8px 0 16px;
    color: var(--ct-navy);
    font-size: clamp(36px, 5vw, 58px);
    line-height: 1.12;
    letter-spacing: -1.8px;
}


.ct-article-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 10px 18px;
    margin-bottom: 25px;
    color: var(--ct-muted);
    font-size: 13px;
}


.ct-detail-image {
    width: 100%;
    max-height: 560px;
    object-fit: cover;
    border-radius: 20px;
    margin-bottom: 25px;
}


.ct-detail-summary {
    margin: 0 0 28px;
    padding: 20px 22px;
    border-left: 4px solid var(--ct-orange);
    background: #fff8f4;
    color: #49555c;
    font-size: 17px;
}


.ct-rich-content {
    color: #364147;
    font-size: 16px;
}


    .ct-rich-content h2,
    .ct-rich-content h3 {
        color: var(--ct-navy);
        line-height: 1.25;
    }


    .ct-rich-content img {
        height: auto;
        border-radius: 12px;
    }


    .ct-rich-content table {
        width: 100%;
        border-collapse: collapse;
    }


    .ct-rich-content th,
    .ct-rich-content td {
        padding: 9px 11px;
        border: 1px solid var(--ct-line);
    }


/* ============================================================
   LOADING / EMPTY
   ============================================================ */

.ct-loading-card,
.ct-empty-card {
    grid-column: 1 / -1;
    padding: 34px;
    border: 1px dashed var(--ct-line);
    border-radius: 16px;
    color: var(--ct-muted);
    background: var(--ct-white);
    text-align: center;
}


.ct-loading-dark {
    color: #d8dee2;
    border-color: rgba(255, 255, 255, 0.18);
    background: rgba(255, 255, 255, 0.05);
}


/* ============================================================
   FOOTER
   ============================================================ */

.ct-footer {
    background: #121a20;
    color: #c9d0d4;
}


.ct-footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr;
    gap: 45px;
    padding-top: 48px;
    padding-bottom: 40px;
}


    .ct-footer-grid strong {
        display: block;
        margin-bottom: 12px;
        color: var(--ct-white);
    }


.ct-footer-title {
    color: #ff9257 !important;
    font-size: 20px;
    letter-spacing: 1px;
}


.ct-footer-grid p {
    max-width: 460px;
    margin: 0;
    color: #9eaaaf;
}


.ct-footer-grid a {
    display: block;
    margin: 7px 0;
}


    .ct-footer-grid a:hover {
        color: #ff9257;
    }


.ct-footer-bottom {
    padding-top: 18px;
    padding-bottom: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    color: #8e9aa0;
    font-size: 13px;
}


/* ============================================================
   RESPONSIVE
   ============================================================ */

@media (max-width: 980px) {

    .ct-menu-toggle {
        display: block;
    }


    .ct-header-row {
        position: relative;
    }


    .ct-nav {
        display: none;
        position: absolute;
        left: 0;
        right: 0;
        top: calc(100% - 1px);
        padding: 14px 18px 18px;
        flex-direction: column;
        align-items: stretch;
        gap: 2px;
        background: var(--ct-white);
        border: 1px solid var(--ct-line);
        border-top: 0;
        box-shadow: 0 16px 30px rgba(23, 32, 42, 0.12);
    }


        .ct-nav.open {
            display: flex;
        }


        .ct-nav a {
            padding: 10px 8px;
        }


            .ct-nav a::after {
                display: none;
            }


    .ct-nav-chemtus {
        margin-top: 6px;
        text-align: center;
    }


    .ct-hero-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }


    .ct-hero-visual {
        min-height: 420px;
    }


    .ct-about-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }


    .ct-service-grid,
    .ct-project-grid,
    .ct-post-grid,
    .ct-archive-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }


    .ct-contact-card {
        align-items: flex-start;
        flex-direction: column;
    }
}


@media (max-width: 650px) {

    .ct-container {
        width: min(100% - 26px, 1180px);
    }


    .ct-header-row {
        min-height: 70px;
    }


    .ct-brand-mark {
        width: 41px;
        height: 41px;
    }


    .ct-brand-text strong {
        font-size: 17px;
    }


    .ct-brand-text small {
        font-size: 10px;
    }


    .ct-hero-grid {
        min-height: auto;
        padding-top: 48px;
        padding-bottom: 48px;
    }


    .ct-hero h1 {
        font-size: 42px;
        letter-spacing: -1.5px;
    }


    .ct-hero-visual {
        min-height: 330px;
    }


    .ct-building {
        height: 315px;
    }


    .ct-building-grid {
        gap: 10px;
        padding: 20px;
    }


    .ct-hero-badge {
        right: 4px;
        bottom: 22px;
        width: 190px;
    }


    .ct-section {
        padding: 55px 0;
    }


    .ct-section-heading {
        align-items: flex-start;
        flex-direction: column;
    }


    .ct-service-grid,
    .ct-project-grid,
    .ct-post-grid,
    .ct-archive-grid {
        grid-template-columns: 1fr;
    }


    .ct-post-image,
    .ct-post-image-placeholder {
        height: 220px;
    }

    .ct-project-image-wrap {
        height: auto;
        aspect-ratio: 1 / 1;
    }


    .ct-contact-card {
        padding: 26px;
    }


        .ct-contact-card h2 {
            font-size: 29px;
        }


    .ct-footer-grid {
        grid-template-columns: 1fr;
        gap: 26px;
    }
}


/* ============================================================
   LIÊN HỆ - CHÁNH TÍN
   ============================================================ */

#lien-he {
    scroll-margin-top: 78px;
}


.ct-contact-section {
    background: #ffffff;
}


.ct-contact-title-wrap {
    padding: 46px 0;
    background: #edf2f5;
}


.ct-contact-page-title {
    margin: 0;
    color: #ef4b23;
    font-size: 36px;
    font-weight: 400;
}


.ct-contact-breadcrumb {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 18px 0;
    color: #64748b;
}


    .ct-contact-breadcrumb a {
        color: #17202a;
    }


        .ct-contact-breadcrumb a:hover {
            color: #ec5f1a;
        }


/* ============================================================
   MAP
   ============================================================ */

.ct-contact-map {
    width: 100%;
    height: 410px;
    overflow: hidden;
    border: 1px solid #e2e8f0;
    background: #eef2f4;
}


    .ct-contact-map iframe {
        width: 100%;
        height: 100%;
        display: block;
    }


/* ============================================================
   FORM + INFO
   ============================================================ */

.ct-contact-main-grid {
    display: grid;
    grid-template-columns: 1.35fr 0.95fr;
    gap: 38px;
    padding: 30px 0 58px;
}


.ct-contact-form-column h3,
.ct-contact-info-column h3 {
    margin: 0 0 24px;
    padding-bottom: 14px;
    border-bottom: 1px solid #e5e7eb;
    color: #17202a;
    font-size: 28px;
    font-weight: 500;
}


.ct-contact-intro {
    margin: 0 0 16px;
    color: #64748b;
}


    .ct-contact-intro a {
        color: #ec5f1a;
    }


.ct-contact-field {
    margin-bottom: 14px;
}


    .ct-contact-field input,
    .ct-contact-field textarea {
        width: 100%;
        min-height: 50px;
        padding: 12px 15px;
        border: 1px solid #cfd5da;
        border-radius: 7px;
        outline: none;
        background: #ffffff;
        color: #263238;
        font: inherit;
    }


    .ct-contact-field textarea {
        min-height: 168px;
        resize: vertical;
    }


        .ct-contact-field input:focus,
        .ct-contact-field textarea:focus {
            border-color: #ec5f1a;
            box-shadow: 0 0 0 3px rgba(236, 95, 26, 0.10);
        }


.ct-contact-submit {
    width: 100%;
    min-height: 54px;
    border: 0;
    border-radius: 7px;
    background: #ea481f;
    color: #ffffff;
    font: inherit;
    font-size: 17px;
    font-weight: 700;
    cursor: pointer;
}


    .ct-contact-submit:hover {
        background: #cf3b17;
    }


.ct-contact-message {
    margin-top: 12px;
    padding: 11px 13px;
    border-radius: 7px;
}

    .ct-contact-message.success {
        background: #eaf8ee;
        border: 1px solid #9ed6ac;
        color: #237a3b;
    }


    .ct-contact-message.error {
        background: #fff0f0;
        border: 1px solid #efb0b0;
        color: #b42318;
    }


    .ct-contact-message[hidden] {
        display: none !important;
    }


.ct-quick-contact-form .ct-contact-message {
    margin-top: 2px;
    font-size: 13px;
    line-height: 1.45;
}


.ct-contact-form button:disabled,
.ct-quick-contact-form button:disabled {
    opacity: 0.65;
    cursor: wait;
}


/* ============================================================
   INFO
   ============================================================ */

.ct-contact-team-title {
    margin-bottom: 12px;
    color: #17202a;
    font-size: 26px;
}


.ct-contact-quote {
    margin: 0 0 27px;
    color: #67737c;
    font-style: italic;
}


.ct-contact-info-item {
    display: grid;
    grid-template-columns: 44px 1fr;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 20px;
    color: #59656d;
}


.ct-contact-info-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid #6d7479;
    border-radius: 50%;
    color: #17202a;
}


.ct-contact-info-item a:hover {
    color: #ec5f1a;
}


/* ============================================================
   BOTTOM BLOCK
   ============================================================ */

.ct-contact-bottom {
    padding: 50px 0;
    background: #eaf0f3;
}


.ct-contact-bottom-grid {
    display: grid;
    grid-template-columns: 1.1fr 1fr 1fr 1.15fr;
    gap: 46px;
}


.ct-contact-bottom h4 {
    margin: 0 0 20px;
    color: #17202a;
    font-size: 17px;
    font-weight: 700;
}


.ct-contact-bottom-about p {
    margin: 18px 0 0;
    color: #626f77;
}


.ct-contact-bottom-logo strong,
.ct-contact-bottom-logo span {
    display: block;
}


.ct-contact-bottom-logo strong {
    color: #e84520;
    font-size: 25px;
}


.ct-contact-bottom-logo span {
    color: #6f7a80;
    font-size: 12px;
}


.ct-contact-bottom-item {
    display: flex;
    gap: 11px;
    margin-bottom: 14px;
    color: #59656d;
}


    .ct-contact-bottom-item > span {
        flex: 0 0 25px;
    }


.ct-follow-title {
    margin-top: 28px !important;
}


/* ============================================================
   SOCIAL - GIỐNG FOOTER BLOGGER CHÁNH TÍN CŨ
   Facebook / Youtube / Google plus / Instagram
   ============================================================ */

.ct-social-list {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 13px;
}


    /* ============================================================
   Ô SOCIAL
   ============================================================ */

    .ct-social-list .ct-social-button {
        position: relative;
        width: 50px;
        height: 50px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        margin: 0;
        border: 1px solid #6d7478;
        border-radius: 0;
        background: transparent;
        color: #25313a;
        text-decoration: none;
        cursor: pointer;
        transition: color .18s ease, border-color .18s ease, background-color .18s ease;
    }


/* Không dùng style link chung của footer */

.ct-footer-grid
.ct-social-list
.ct-social-button {
    display: inline-flex;
    margin: 0;
}


/* ============================================================
   SVG
   ============================================================ */

.ct-social-button svg {
    width: 22px;
    height: 22px;
    display: block;
    fill: currentColor;
}


/* Instagram cần nét viền */

.ct-social-instagram svg {
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
}


/* ============================================================
   GOOGLE+
   ============================================================ */

.ct-google-plus-icon {
    display: block;
    font-family: Arial, Helvetica, sans-serif;
    font-size: 20px;
    line-height: 1;
    font-weight: 700;
}


/* ============================================================
   YOUTUBE PLAY
   Phần tam giác trắng bên trong
   ============================================================ */

.ct-youtube-play {
    fill: #ffffff;
}


/* ============================================================
   MÀU KHI RÊ CHUỘT
   GIỐNG BLOGGER CŨ
   ============================================================ */

.ct-social-facebook:hover {
    color: #e8462d;
}


.ct-social-youtube:hover {
    color: #e8462d;
}


.ct-social-google:hover {
    color: #e8462d;
}


.ct-social-instagram:hover {
    color: #e8462d;
}


/* ============================================================
   TOOLTIP ĐEN PHÍA TRÊN
   Facebook / Youtube / Google plus / Instagram
   ============================================================ */

.ct-social-button::before {
    content: attr(data-tooltip);
    position: absolute;
    left: 50%;
    bottom: calc(100% + 10px);
    transform: translateX(-50%) translateY(4px);
    z-index: 30;
    padding: 5px 8px;
    border-radius: 3px;
    background: #1d1d1d;
    color: #ffffff;
    font-family: Arial, Helvetica, sans-serif;
    font-size: 12px;
    font-weight: 600;
    line-height: 1.2;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity .15s ease, transform .15s ease, visibility .15s ease;
}


/* MŨI TAM GIÁC DƯỚI TOOLTIP */

.ct-social-button::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: calc(100% + 4px);
    transform: translateX(-50%);
    z-index: 29;
    width: 0;
    height: 0;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 6px solid #1d1d1d;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity .15s ease, visibility .15s ease;
}


/* HIỆN TOOLTIP KHI RÊ CHUỘT */

.ct-social-button:hover::before,
.ct-social-button:focus-visible::before {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}


.ct-social-button:hover::after,
.ct-social-button:focus-visible::after {
    opacity: 1;
    visibility: visible;
}


/* ============================================================
   MOBILE
   ============================================================ */

@media (max-width: 560px) {

    .ct-social-list {
        gap: 10px;
    }


        .ct-social-list .ct-social-button {
            width: 46px;
            height: 46px;
        }


    .ct-social-button svg {
        width: 20px;
        height: 20px;
    }
}

.ct-contact-service-list {
    display: flex;
    flex-direction: column;
    gap: 11px;
}


    .ct-contact-service-list a {
        color: #59656d;
    }


        .ct-contact-service-list a:hover {
            color: #ec5f1a;
        }


/* ============================================================
   QUICK CONTACT
   ============================================================ */

.ct-quick-contact-form {
    display: flex;
    flex-direction: column;
    gap: 10px;
}


    .ct-quick-contact-form input,
    .ct-quick-contact-form textarea {
        width: 100%;
        padding: 11px 13px;
        border: 1px solid #cdd4d8;
        border-radius: 5px;
        outline: none;
        background: #ffffff;
        font: inherit;
    }


    .ct-quick-contact-form textarea {
        resize: vertical;
    }


    .ct-quick-contact-form button {
        min-height: 45px;
        border: 0;
        border-radius: 5px;
        background: #ea481f;
        color: #ffffff;
        font: inherit;
        font-weight: 700;
        cursor: pointer;
    }


/* ============================================================
   FLOATING CONTACT
   ============================================================ */

.ct-floating-contact {
    position: fixed;
    z-index: 300;
    left: 18px;
    bottom: 22px;
    display: flex;
    align-items: flex-end;
    gap: 10px;
}


.ct-floating-phone {
    min-height: 58px;
    display: flex;
    align-items: center;
    border-radius: 999px;
    background: #ef3434;
    color: #ffffff;
    box-shadow: 0 10px 28px rgba(239, 52, 52, 0.30);
}


.ct-floating-icon {
    width: 58px;
    height: 58px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: #df2424;
    font-size: 24px;
}


.ct-floating-number {
    padding: 0 18px 0 10px;
    font-size: 17px;
    font-weight: 800;
    letter-spacing: 0.4px;
}


.ct-floating-zalo {
    width: 58px;
    height: 58px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: #148bd7;
    color: #ffffff;
    font-size: 13px;
    font-weight: 800;
    box-shadow: 0 10px 28px rgba(20, 139, 215, 0.27);
}


/* ============================================================
   TABLET
   ============================================================ */

@media (max-width: 980px) {

    .ct-contact-main-grid {
        grid-template-columns: 1fr;
        gap: 35px;
    }


    .ct-contact-bottom-grid {
        grid-template-columns: repeat( 2, minmax(0, 1fr) );
    }


    .ct-contact-map {
        height: 360px;
    }
}


/* ============================================================
   MOBILE
   ============================================================ */

@media (max-width: 650px) {

    #lien-he {
        scroll-margin-top: 70px;
    }


    .ct-contact-title-wrap {
        padding: 30px 0;
    }


    .ct-contact-page-title {
        font-size: 29px;
    }


    .ct-contact-breadcrumb {
        padding: 14px 0;
        font-size: 13px;
    }


    .ct-contact-map {
        height: 285px;
        border-radius: 8px;
    }


    .ct-contact-main-grid {
        padding-top: 25px;
        padding-bottom: 42px;
        gap: 38px;
    }


    .ct-contact-form-column h3,
    .ct-contact-info-column h3 {
        font-size: 24px;
    }


    .ct-contact-field input {
        min-height: 48px;
    }


    .ct-contact-bottom {
        padding: 42px 0;
    }


    .ct-contact-bottom-grid {
        grid-template-columns: 1fr;
        gap: 34px;
    }


    .ct-floating-contact {
        left: 10px;
        bottom: 12px;
    }


    .ct-floating-phone {
        min-height: 52px;
    }


    .ct-floating-icon,
    .ct-floating-zalo {
        width: 52px;
        height: 52px;
    }


    .ct-floating-icon {
        font-size: 21px;
    }


    .ct-floating-number {
        padding-right: 13px;
        font-size: 14px;
    }
}


/* ============================================================
   MOBILE RẤT NHỎ
   ============================================================ */

@media (max-width: 390px) {

    .ct-floating-number {
        display: none;
    }


    .ct-floating-phone {
        width: 52px;
    }
}

/* ============================================================
   HEADER CHÁNH TÍN - GIỐNG CHEMTUS
   ============================================================ */

.ct-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.94);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(219, 230, 236, 0.8);
}


.ct-header-row {
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}


/* ============================================================
   LOGO
   ============================================================ */

.ct-brand {
    display: flex;
    align-items: center;
    width: auto;
    flex-shrink: 0;
}


.ct-brand-logo {
    display: block;
    width: auto;
    height: 68px;
    max-width: 230px;
    max-height: 68px;
    object-fit: contain;
    object-position: left center;
    flex-shrink: 0;
}


/* ============================================================
   MENU
   ============================================================ */

.ct-nav {
    display: flex;
    align-items: center;
    gap: 22px;
    font-size: 18px;
    font-weight: 750;
    flex-shrink: 0;
}


    .ct-nav a {
        position: relative;
        padding: 10px 0;
        line-height: 1.2;
        white-space: nowrap;
    }


.ct-nav-chemtus {
    padding: 11px 16px !important;
    border-radius: 9px;
    background: var(--ct-navy);
    color: var(--ct-white);
}


/* ============================================================
   TABLET
   ============================================================ */

@media (max-width: 980px) {

    .ct-header-row {
        height: 76px;
        position: relative;
    }


    .ct-brand-logo {
        height: 62px;
        max-height: 62px;
        max-width: 205px;
    }
}


/* ============================================================
   MOBILE
   ============================================================ */

@media (max-width: 650px) {

    .ct-header-row {
        height: 70px;
    }


    .ct-brand-logo {
        height: 56px;
        max-height: 56px;
        max-width: 180px;
    }
}


/* ============================================================
   LOGO CHÁNH TÍN TRẮNG - FOOTER
   ============================================================ */

.ct-footer-logo-wrap {
    display: flex;
    align-items: center;
    margin-bottom: 12px;
}

.ct-footer-logo-image {
    display: block;
    width: auto;
    height: 72px;
    max-width: 230px;
    max-height: 72px;
    object-fit: contain;
    object-position: left center;
}


/* MOBILE */

@media (max-width: 650px) {

    .ct-footer-logo-image {
        height: 60px;
        max-height: 60px;
        max-width: 195px;
    }
}

/* ============================================================
   MENU DỊCH VỤ CHÁNH TÍN
   MÔ PHỎNG ĐÚNG CƠ CHẾ BLOGGER CŨ
   DESKTOP = HOVER
   MOBILE = CLICK
   ============================================================ */


/* ============================================================
   KHỐI CHA
   ============================================================ */

.ct-nav-dropdown {
    position: relative;
    display: flex;
    align-items: center;
    height: 100%;
}


/* ============================================================
   NÚT DỊCH VỤ TRÊN HEADER
   ============================================================ */

.ct-nav-dropdown-main {
    position: relative;
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 10px 0;
    color: var(--ct-navy);
    line-height: 1.2;
    white-space: nowrap;
    cursor: pointer;
}


.ct-nav-arrow {
    display: inline-block;
    margin-top: 1px;
    font-size: 11px;
    line-height: 1;
}


/* ============================================================
   DÒNG GẠCH CHÂN GIỐNG MENU HIỆN TẠI
   ============================================================ */

.ct-nav-dropdown-main::after {
    content: "";
    position: absolute;
    left: 0;
    right: 100%;
    bottom: 4px;
    height: 2px;
    background: var(--ct-orange);
    transition: right 0.2s ease;
}


.ct-nav-dropdown:hover
.ct-nav-dropdown-main::after {
    right: 0;
}


/* ============================================================
   MENU CẤP 1
   BLOGGER CŨ:
   top 120% -> hover về 100%
   opacity 0 -> 1
   visibility hidden -> visible
   ============================================================ */

.ct-nav-dropdown-menu {
    position: absolute;
    top: 120%;
    left: 0;
    z-index: 1000;
    width: 245px;
    min-width: 245px;
    padding: 5px;
    background: #ffffff;
    border-top: 5px solid var(--ct-orange);
    box-shadow: 0 2px 3px rgba(0, 0, 0, 0.15);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(0);
    transition: top 0.3s ease, opacity 0.3s ease, visibility 0.3s ease;
}


/* ============================================================
   RÊ CHUỘT VÀO DỊCH VỤ -> HIỆN NGAY
   KHÔNG CLICK
   ============================================================ */

@media (min-width: 981px) {

    .ct-nav-dropdown:hover > .ct-nav-dropdown-menu {
        top: 100%;
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
    }
}


/* ============================================================
   ITEM MENU CẤP 1
   ============================================================ */

.ct-nav-dropdown-menu > a,
.ct-nav-submenu-parent {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    min-height: 43px;
    padding: 8px !important;
    border-bottom: 1px solid #f2f2f2;
    background: #ffffff;
    color: #777777 !important;
    font-size: 14px !important;
    font-weight: 650 !important;
    line-height: 1.45 !important;
    text-transform: none !important;
    white-space: normal !important;
    box-sizing: border-box;
}


    .ct-nav-dropdown-menu > a:last-child {
        border-bottom: 0;
    }


/* Không cho CSS underline của menu chính chui vào dropdown */
.ct-nav-dropdown-menu a::after {
    display: none !important;
}


/* ============================================================
   HOVER ITEM CẤP 1
   ============================================================ */

.ct-nav-dropdown-menu > a:hover,
.ct-nav-submenu:hover > .ct-nav-submenu-parent {
    background: #f4f4f4;
    color: #777777 !important;
}


/* ============================================================
   MENU TƯ VẤN THIẾT KẾ
   ============================================================ */

.ct-nav-submenu {
    position: relative;
    width: 100%;
}


.ct-nav-sub-arrow {
    flex-shrink: 0;
    margin-left: 12px;
    font-size: 18px;
    line-height: 1;
    color: #777777;
}


/* ============================================================
   MENU CẤP 2
   BLOGGER CŨ NẰM BÊN PHẢI MENU CẤP 1
   ============================================================ */

.ct-nav-submenu-menu {
    position: absolute;
    top: 100%;
    left: 100%;
    z-index: 1010;
    width: 220px;
    min-width: 220px;
    padding: 5px;
    background: #ffffff;
    border-top: 5px solid var(--ct-orange);
    box-shadow: 0 0 3px rgba(0, 0, 0, 0.4);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: top 0.25s ease-out 0.08s, opacity 0.25s ease-out 0.08s, visibility 0.25s ease-out 0.08s;
}


/* ============================================================
   RÊ CHUỘT TƯ VẤN THIẾT KẾ
   -> MENU CẤP 2 TRƯỢT LÊN NGANG HÀNG
   ============================================================ */

@media (min-width: 981px) {

    .ct-nav-submenu:hover > .ct-nav-submenu-menu {
        top: 0;
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
    }
}


/* ============================================================
   ITEM MENU CẤP 2
   ============================================================ */

.ct-nav-submenu-menu a {
    display: block;
    width: 100%;
    padding: 10px 9px;
    border-bottom: 1px solid #f2f2f2;
    background: #ffffff;
    color: #777777 !important;
    font-size: 14px !important;
    font-weight: 500 !important;
    line-height: 1.45;
    text-transform: none !important;
    box-sizing: border-box;
}


    .ct-nav-submenu-menu a:last-child {
        border-bottom: 0;
    }


    .ct-nav-submenu-menu a:hover {
        background: #f4f4f4;
        color: #777777 !important;
    }


/* ============================================================
   TẠO "CẦU NỐI" GIỮA MENU CẤP 1 VÀ CẤP 2
   ĐỂ RÊ CHUỘT SANG PHẢI KHÔNG BỊ TẮT MENU
   ============================================================ */

.ct-nav-submenu::after {
    content: "";
    position: absolute;
    top: 0;
    right: -12px;
    width: 12px;
    height: 100%;
    background: transparent;
}


/* ============================================================
   MOBILE / TABLET
   DESKTOP KHÔNG DÙNG CLASS .open
   MOBILE MỚI CLICK
   ============================================================ */

@media (max-width: 980px) {

    .ct-nav-dropdown {
        display: block;
        width: 100%;
        height: auto;
    }


    .ct-nav-dropdown-main {
        width: 100%;
        justify-content: space-between;
        padding: 10px 8px;
    }


        .ct-nav-dropdown-main::after {
            display: none;
        }


    /* Tắt hover desktop */
    .ct-nav-dropdown:hover > .ct-nav-dropdown-menu {
        opacity: 0;
        visibility: hidden;
        pointer-events: none;
    }


    /* Menu cấp 1 nằm trong menu mobile */
    .ct-nav-dropdown-menu {
        position: static;
        top: auto;
        left: auto;
        width: 100%;
        min-width: 0;
        display: none;
        margin-top: 2px;
        padding: 4px;
        border-top: 2px solid var(--ct-orange);
        box-shadow: none;
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
        background: #f7f8f8;
        transition: none;
    }


    .ct-nav-dropdown.mobile-open > .ct-nav-dropdown-menu {
        display: block;
    }


    /* Menu cấp 2 mobile */
    .ct-nav-submenu-menu {
        position: static;
        top: auto;
        left: auto;
        width: 100%;
        min-width: 0;
        display: none;
        margin: 2px 0 5px 14px;
        padding: 0;
        border: 0;
        border-left: 2px solid #dddddd;
        box-shadow: none;
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
        background: transparent;
        transition: none;
    }


    .ct-nav-submenu.mobile-open > .ct-nav-submenu-menu {
        display: block;
    }


    .ct-nav-dropdown-menu > a,
    .ct-nav-submenu-parent {
        min-height: 40px;
        padding: 8px 10px !important;
    }


    .ct-nav-submenu-menu a {
        padding: 8px 12px;
    }
}


/* ============================================================
   DỊCH VỤ CỦA CHÚNG TÔI
   GIỐNG BỐ CỤC BLOGGER CŨ
   ============================================================ */

.ct-services-legacy-section {
    padding: 72px 0 78px;
    background: #edf2f5;
}


.ct-services-legacy-heading {
    margin-bottom: 38px;
}


    .ct-services-legacy-heading h2 {
        margin: 7px 0 0;
        color: var(--ct-navy);
        font-size: clamp( 30px, 3.6vw, 42px );
        font-weight: 500;
        line-height: 1.15;
        letter-spacing: -1px;
    }


/* ============================================================
   2 CỘT DESKTOP
   ============================================================ */

.ct-services-legacy-grid {
    display: grid;
    grid-template-columns: repeat( 2, minmax( 0, 1fr ) );
    column-gap: 76px;
    row-gap: 50px;
}


/* ============================================================
   MỘT DỊCH VỤ
   ============================================================ */

.ct-service-legacy-item {
    display: grid;
    grid-template-columns: 72px minmax( 0, 1fr );
    gap: 20px;
    align-items: start;
}


.ct-service-legacy-icon {
    width: 62px;
    height: 62px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #3d464b;
    border: 1px solid rgba( 38, 50, 56, 0.16 );
    background: rgba( 255, 255, 255, 0.45 );
    font-size: 31px;
    line-height: 1;
}


.ct-service-legacy-content h3 {
    margin: 0 0 8px;
    color: var(--ct-navy);
    font-size: 20px;
    font-weight: 550;
    line-height: 1.35;
    text-transform: uppercase;
}


.ct-service-legacy-content p {
    min-height: 66px;
    margin: 0 0 18px;
    color: #68747c;
    font-size: 14px;
    line-height: 1.65;
}


.ct-service-read-more {
    display: inline-block;
    color: var(--ct-orange) !important;
    font-size: 14px;
    font-weight: 500;
    transition: 0.2s;
}


    .ct-service-read-more:hover {
        color: var(--ct-orange-dark) !important;
        transform: translateX( 3px );
    }


/* ============================================================
   TABLET
   ============================================================ */

@media (max-width: 980px) {

    .ct-nav-dropdown {
        display: block;
    }


    .ct-nav-dropdown-toggle {
        width: 100%;
        justify-content: space-between;
        padding: 10px 8px;
    }


        .ct-nav-dropdown-toggle::after {
            display: none;
        }


    .ct-nav-dropdown-menu {
        position: static;
        width: 100%;
        margin-top: 4px;
        padding: 4px;
        border-top: 2px solid var(--ct-orange);
        box-shadow: none;
        background: #f7f8f8;
    }


    .ct-nav-dropdown:hover
    .ct-nav-dropdown-menu {
        display: none;
    }


    .ct-nav-dropdown.open
    .ct-nav-dropdown-menu {
        display: block;
    }


    .ct-nav-submenu-menu {
        position: static;
        width: 100%;
        display: block;
        margin: 3px 0 6px 14px;
        border: 0;
        border-left: 2px solid #e0e4e6;
        box-shadow: none;
        background: transparent;
    }


        .ct-nav-submenu-menu a {
            padding: 8px 12px;
        }


    .ct-services-legacy-grid {
        column-gap: 38px;
        row-gap: 42px;
    }
}


/* ============================================================
   MOBILE
   ============================================================ */

@media (max-width: 700px) {

    .ct-services-legacy-section {
        padding: 54px 0 58px;
    }


    .ct-services-legacy-heading {
        margin-bottom: 30px;
    }


    .ct-services-legacy-grid {
        grid-template-columns: 1fr;
        gap: 34px;
    }


    .ct-service-legacy-item {
        grid-template-columns: 58px minmax( 0, 1fr );
        gap: 15px;
    }


    .ct-service-legacy-icon {
        width: 52px;
        height: 52px;
        font-size: 26px;
    }


    .ct-service-legacy-content h3 {
        font-size: 18px;
    }


    .ct-service-legacy-content p {
        min-height: 0;
        font-size: 14px;
        margin-bottom: 13px;
    }
}


/* ============================================================
   PROJECT GALLERY
   THEO ĐÚNG CÁCH BLOGGER CŨ
   ============================================================ */

.ct-project-grid,
.ct-archive-grid {
    display: grid;
    grid-template-columns: repeat( 3, minmax(0, 1fr) );
    gap: 34px 28px;
}


.ct-project-gallery-card {
    min-width: 0;
}


.ct-project-gallery-image {
    position: relative;
    display: block;
    overflow: hidden;
    background: #e5eaed;
}


    /* ẢNH DỰ ÁN */

    .ct-project-gallery-image img {
        width: 100%;
        height: auto;
        display: block;
        transition: transform 0.3s ease;
    }


/* LỚP TỐI */

.ct-project-gallery-overlay {
    position: absolute;
    inset: 0;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba( 23, 23, 23, 0.80 );
    opacity: 0;
    transition: opacity 0.3s ease;
}


    /* CHỮ XEM DỰ ÁN */

    .ct-project-gallery-overlay span {
        display: block;
        width: 100%;
        padding: 0;
        border: 0;
        color: #ffffff;
        font-size: 20px;
        font-weight: 500;
        line-height: 40px;
        text-align: center;
        text-transform: uppercase;
    }


/* HOVER */

.ct-project-gallery-image:hover
img {
    transform: scale( 1.10 );
}


.ct-project-gallery-image:hover
.ct-project-gallery-overlay {
    opacity: 1;
}


/* THÔNG TIN DƯỚI ẢNH */

.ct-project-gallery-info {
    padding-top: 14px;
}


    .ct-project-gallery-info h3 {
        margin: 0;
        color: #666666;
        font-size: 20px;
        font-weight: 400;
        line-height: 27px;
    }


        .ct-project-gallery-info h3 a {
            color: #666666;
        }


            .ct-project-gallery-info h3 a:hover {
                color: var(--ct-orange);
            }


    .ct-project-gallery-info span,
    .ct-project-gallery-info small {
        display: block;
        margin-top: 4px;
        color: var(--ct-muted);
        font-size: 12px;
    }


/* TABLET */

@media (max-width: 900px) {

    .ct-project-grid,
    .ct-archive-grid {
        grid-template-columns: repeat( 2, minmax(0, 1fr) );
    }
}


/* MOBILE */

@media (max-width: 600px) {

    .ct-project-grid,
    .ct-archive-grid {
        grid-template-columns: 1fr;
    }


    .ct-project-gallery-overlay {
        display: none;
    }
}

/* ============================================================
   PROJECT DETAIL - GIỐNG WEBSITE BLOGGER CHÁNH TÍN CŨ
   ============================================================ */

.ct-project-detail-legacy {
    width: 100%;
}


/* Khi chứa project, container mở rộng giống Blogger */

.ct-article-container:has(.ct-project-detail-legacy:not([hidden])) {
    max-width: 1180px;
}


/* ============================================================
   HAI CỘT
   ============================================================ */

.ct-project-detail-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    align-items: start;
    gap: 34px;
}


/* ============================================================
   GALLERY TRÁI
   ============================================================ */

.ct-project-detail-gallery {
    min-width: 0;
}


.ct-project-main-image-wrap {
    position: relative;
    width: 100%;
    overflow: hidden;
    background: #ffffff;
}


.ct-project-main-image {
    width: 100%;
    height: auto;
    display: block;
    object-fit: contain;
}


/* ============================================================
   NÚT TRÁI / PHẢI
   ============================================================ */

.ct-project-gallery-arrow {
    position: absolute;
    top: 50%;
    z-index: 5;
    width: 42px;
    height: 62px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    border: 0;
    background: rgba( 0, 0, 0, 0.52 );
    color: #ffffff;
    font-size: 44px;
    font-weight: 300;
    line-height: 1;
    cursor: pointer;
    transform: translateY( -50% );
    transition: background 0.2s ease;
}


    .ct-project-gallery-arrow:hover {
        background: rgba( 0, 0, 0, 0.78 );
    }


.ct-project-gallery-prev {
    left: 0;
}


.ct-project-gallery-next {
    right: 0;
}


/* ============================================================
   THUMBNAILS
   ============================================================ */

.ct-project-thumbs {
    display: grid;
    grid-template-columns: repeat( 4, minmax(0, 1fr) );
    align-items: stretch;
    gap: 3px;
    margin-top: 4px;
}


.ct-project-thumb {
    position: relative;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    padding: 0;
    border: 0;
    background: #eeeeee;
    cursor: pointer;
    opacity: 0.62;
    transition: opacity 0.2s ease;
}


    .ct-project-thumb:hover,
    .ct-project-thumb.active {
        opacity: 1;
    }

    /* Blogger cũ: thumbnail active chỉ sáng hơn, không có viền đỏ/cam. */


    .ct-project-thumb img {
        width: 100%;
        height: 100%;
        display: block;
        object-fit: cover;
    }


/* ============================================================
   CỘT PHẢI
   ============================================================ */

.ct-project-detail-info {
    min-width: 0;
    color: #333333;
    font-size: 14px;
    line-height: 1.55;
}


.ct-project-detail-content
.ct-project-detail-title,
.ct-project-detail-title {
    margin: 0 0 8px !important;
    color: #222222 !important;
    font-size: 23px !important;
    font-weight: 400 !important;
    line-height: 1.25 !important;
    letter-spacing: 0 !important;
}


/* LĨNH VỰC */

.ct-project-field {
    margin-bottom: 12px;
    color: #999999;
    font-size: 13px;
}


    .ct-project-field strong {
        color: #777777;
        font-weight: 600;
    }


/* ============================================================
   SOCIAL - GIỐNG BLOGGER CHÁNH TÍN CŨ
   ============================================================ */

.ct-project-social {
    display: flex;
    align-items: center;
    flex-wrap: nowrap;
    gap: 7px;
    margin: 8px 0 14px;
    min-height: 30px;
    overflow: visible;
}


    /* FACEBOOK / TWITTER / PINTEREST */

    .ct-project-social
    .ct-project-social-circle {
        width: 27px;
        height: 27px;
        min-width: 27px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        flex: 0 0 27px;
        margin: 0;
        padding: 0;
        border: 0;
        border-radius: 50%;
        color: #ffffff;
        font-family: Arial, Helvetica, sans-serif;
        font-size: 15px;
        font-weight: 700;
        line-height: 1;
        text-decoration: none;
    }


.ct-project-social-facebook {
    background: #4267a9;
}


.ct-project-social-twitter {
    background: #29a9e0;
}


.ct-project-social-pinterest {
    background: #d9272e;
}


.ct-project-social-twitter span {
    font-size: 11px;
    transform: rotate(-18deg);
}


.ct-project-social-pinterest span {
    font-family: Georgia, "Times New Roman", serif;
    font-size: 16px;
}


/* ZALO - SVG SẠCH, KHÔNG CÓ MŨI TÊN SHORTCUT */

.ct-project-social
.ct-project-zalo-button {
    width: 29px;
    height: 29px;
    min-width: 29px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 29px;
    margin: 0;
    padding: 0;
    border: 0;
    border-radius: 5px;
    background: transparent;
    text-decoration: none;
    overflow: hidden;
}


.ct-project-zalo-icon {
    width: 29px;
    height: 29px;
    display: block;
    border: 0;
}


/* YOUTUBE SUBSCRIBE BUTTON + SỐ ĐĂNG KÝ THẬT */

.ct-project-youtube-widget {
    min-width: 0;
    display: inline-flex;
    align-items: center;
    flex: 0 0 auto;
    margin: 0;
    padding: 0;
    line-height: 1;
}


    .ct-project-youtube-widget
    .g-ytsubscribe {
        display: inline-block;
        min-width: 0;
        margin: 0;
        padding: 0;
    }


/* HOVER */

.ct-project-social-circle:hover,
.ct-project-zalo-button:hover {
    opacity: .88;
}


/* MOBILE: KHÔNG CHỒNG NÚT */

@media (max-width: 700px) {

    .ct-project-social {
        flex-wrap: wrap;
    }
}

/* ============================================================
   CONTENT PROJECT
   ============================================================ */

.ct-project-body-legacy {
    color: #333333;
    font-size: 14px;
    line-height: 1.55;
}


    .ct-project-body-legacy p,
    .ct-project-body-legacy div {
        margin-top: 0;
        margin-bottom: 4px;
    }


    .ct-project-body-legacy h2,
    .ct-project-body-legacy h3,
    .ct-project-body-legacy h4 {
        margin: 20px 0 8px;
        color: #333333;
        font-size: 16px;
        line-height: 1.4;
    }


    .ct-project-body-legacy strong {
        font-weight: 700;
    }


    .ct-project-body-legacy a {
        color: #333333;
        text-decoration: underline;
    }


    /* Ảnh đã chuyển qua gallery */

    .ct-project-body-legacy img {
        display: none;
    }


/* ============================================================
   YOUTUBE
   ============================================================ */

.ct-project-youtube-section {
    width: calc( 50% - 17px );
    margin-top: 10px;
    margin-left: calc( 50% + 17px );
}


.ct-project-youtube-heading {
    margin: 0 0 12px;
    color: #333333;
    font-size: 16px;
    font-weight: 600;
    line-height: 1.4;
}


.ct-project-youtube {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: #000000;
}


    .ct-project-youtube iframe {
        position: absolute;
        inset: 0;
        width: 100%;
        height: 100%;
        border: 0;
    }


/* ============================================================
   TABLET
   ============================================================ */

@media (max-width: 900px) {

    .ct-project-detail-grid {
        gap: 24px;
        grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    }


    .ct-project-detail-title {
        font-size: 20px !important;
    }


    .ct-project-thumbs {
        grid-template-columns: repeat( 3, minmax(0, 1fr) );
    }


    .ct-project-youtube-section {
        width: calc( 50% - 12px );
        margin-left: calc( 50% + 12px );
    }
}


/* ============================================================
   MOBILE
   ============================================================ */

@media (max-width: 700px) {

    .ct-article {
        padding-top: 28px;
    }


    .ct-project-detail-grid {
        display: flex;
        flex-direction: column;
        gap: 24px;
    }


    /* MOBILE:
       GALLERY TRƯỚC
       SAU ĐÓ TITLE + CONTENT
    */

    .ct-project-detail-gallery {
        width: 100%;
    }


    .ct-project-detail-info {
        width: 100%;
    }


    .ct-project-detail-title {
        font-size: 22px !important;
    }


    .ct-project-thumbs {
        grid-template-columns: repeat( 3, minmax(0, 1fr) );
    }


    .ct-project-gallery-arrow {
        width: 36px;
        height: 54px;
        font-size: 36px;
    }


    .ct-project-youtube-section {
        width: 100%;
        margin-top: 24px;
        margin-left: 0;
    }
}

/* ============================================================
   PROJECT DETAIL V2
   ============================================================ */

.ct-project-description-block,
.ct-project-information-block {
    margin-bottom: 30px;
}


.ct-project-detail-section-title {
    margin-bottom: 10px;
    color: #222222;
    font-size: 16px;
    line-height: 1.5;
}


.ct-project-description-content {
    color: #333333;
    font-size: 14px;
    line-height: 1.65;
}


    .ct-project-description-content p {
        margin: 0 0 10px;
    }


.ct-project-information-list {
    color: #333333;
    font-size: 14px;
    line-height: 1.65;
}


.ct-project-information-row {
    display: flex;
    align-items: baseline;
    gap: 5px;
    margin-bottom: 2px;
}


    .ct-project-information-row strong {
        flex: 0 0 auto;
    }


    .ct-project-information-row span {
        min-width: 0;
    }


/* ============================================================
   GALLERY THUMBNAIL GIỐNG BLOGGER
   ============================================================ */

.ct-project-thumbs {
    display: grid;
    grid-template-columns: repeat( 4, minmax(0, 1fr) );
    gap: 3px;
    margin-top: 4px;
}


.ct-project-thumb {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    padding: 0;
    border: 0;
    background: #eeeeee;
    cursor: pointer;
    opacity: 0.68;
}


    .ct-project-thumb.active,
    .ct-project-thumb:hover {
        opacity: 1;
    }


    .ct-project-thumb img {
        width: 100%;
        height: 100%;
        display: block;
        object-fit: cover;
    }


/* Thumbnail active chỉ sáng rõ hơn, không có viền đỏ. */


/* ============================================================
   MOBILE
   ============================================================ */

@media (max-width: 700px) {

    .ct-project-information-row {
        display: block;
        margin-bottom: 5px;
    }


    .ct-project-thumbs {
        grid-template-columns: repeat( 3, minmax(0, 1fr) );
    }
}

/* ============================================================
   CHÁNH TÍN - BẢO VỆ NỘI DUNG
   ============================================================ */


/* ============================================================
   KHÔNG CHO CHỌN TEXT TOÀN WEBSITE
   ============================================================ */

html.chanhtin-protected,
body.chanhtin-protected,
body.chanhtin-protected header,
body.chanhtin-protected main,
body.chanhtin-protected footer,
body.chanhtin-protected section,
body.chanhtin-protected article,
body.chanhtin-protected .ct-header,
body.chanhtin-protected .ct-main,
body.chanhtin-protected .ct-footer {
    -webkit-user-select: none;
    -moz-user-select: none;
    user-select: none;
    -webkit-touch-callout: none;
}


    /* ============================================================
   FORM VẪN NHẬP / CHỌN TEXT BÌNH THƯỜNG
   ============================================================ */

    body.chanhtin-protected input,
    body.chanhtin-protected textarea,
    body.chanhtin-protected select,
    body.chanhtin-protected option,
    body.chanhtin-protected [contenteditable="true"] {
        -webkit-user-select: text;
        -moz-user-select: text;
        user-select: text;
    }


    /* ============================================================
   LINK / BUTTON / DROPDOWN VẪN CLICK BÌNH THƯỜNG
   ============================================================ */

    body.chanhtin-protected button,
    body.chanhtin-protected a,
    body.chanhtin-protected label,
    body.chanhtin-protected input,
    body.chanhtin-protected textarea,
    body.chanhtin-protected select,
    body.chanhtin-protected iframe,
    body.chanhtin-protected [role="button"] {
        pointer-events: auto;
    }


    /* ============================================================
   ẢNH
   ============================================================ */

    body.chanhtin-protected img {
        -webkit-user-drag: none;
        user-select: none;
        -webkit-user-select: none;
        -webkit-touch-callout: none;
    }


/* ============================================================
   SECURITY NOTICE
   ============================================================ */

.chanhtin-security-notice {
    position: fixed;
    left: 50%;
    bottom: 26px;
    z-index: 2147483646;
    max-width: min( 520px, calc(100vw - 28px) );
    transform: translate( -50%, 20px );
    padding: 11px 16px;
    border-radius: 999px;
    background: rgba( 8, 38, 61, 0.94 );
    color: #ffffff;
    font-family: "Segoe UI", Arial, sans-serif;
    font-size: 13px;
    font-weight: 700;
    text-align: center;
    box-shadow: 0 12px 32px rgba( 8, 38, 61, 0.24 );
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity .16s ease, transform .16s ease, visibility .16s;
}


    .chanhtin-security-notice.show {
        opacity: 1;
        visibility: visible;
        transform: translate( -50%, 0 );
    }


    /* ============================================================
   GIỮ GIỐNG CHEMTUS HIỆN TẠI:
   KHÔNG HIỆN THÔNG BÁO BẢO VỆ
   ============================================================ */

    .chanhtin-security-notice,
    .chanhtin-security-notice.show {
        display: none !important;
    }


/* ============================================================
   PRINT
   ============================================================ */

@media print {

    body.chanhtin-protected,
    body.chanhtin-protected * {
        visibility: hidden !important;
    }


        body.chanhtin-protected::before {
            content: "CHÁNH TÍN - Nội dung không được phép in.";
            visibility: visible !important;
            position: fixed;
            inset: 0;
            display: grid;
            place-items: center;
            background: #ffffff;
            color: #08263d;
            font: 700 18px "Segoe UI", Arial, sans-serif;
        }
}

/* ============================================================
   TRANG TẤT CẢ DỰ ÁN - GIỐNG BLOGGER CŨ
   ============================================================ */

.ct-project-archive-heading {
    padding: 30px 0 28px;
    background: #e9eef2;
}


    .ct-project-archive-heading h1 {
        margin: 0;
        color: #ef4b23;
        font-size: 29px;
        font-weight: 300;
        line-height: 1.2;
        text-transform: uppercase;
    }


.ct-project-archive-content {
    padding: 12px 0 60px;
    background: #ffffff;
}


.ct-project-archive-breadcrumb {
    display: flex;
    align-items: center;
    gap: 11px;
    margin-bottom: 13px;
    color: #50575d;
    font-size: 13px;
}


    .ct-project-archive-breadcrumb a {
        color: #30363b;
        text-decoration: none;
    }


        .ct-project-archive-breadcrumb a:hover {
            color: var(--ct-orange);
        }


/* Blogger cũ sử dụng vùng nội dung hẹp hơn Hero hiện đại */

.ct-project-archive-content
.ct-container,
.ct-project-archive-heading
.ct-container {
    max-width: 1120px;
}


@media (max-width: 700px) {

    .ct-project-archive-heading {
        padding: 24px 0;
    }


        .ct-project-archive-heading h1 {
            font-size: 25px;
        }
}



/* ============================================================
   TRANG GIỚI THIỆU
   THEO BỐ CỤC BLOGGER CHÁNH TÍN CŨ
   ============================================================ */


.ct-about-page-heading {
    background: #e9eef2;
    padding: 27px 0;
}


    .ct-about-page-heading h1 {
        margin: 0;
        color: var(--ct-orange);
        font-size: 30px;
        font-weight: 300;
        line-height: 1.2;
    }


.ct-about-page-section {
    padding: 0 0 70px;
}


.ct-about-breadcrumb {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 0 34px;
    color: #59636b;
    font-size: 13px;
}


    .ct-about-breadcrumb a:hover {
        color: var(--ct-orange);
    }


/* ============================================================
   GRID GIỐNG BLOGGER:
   MENU TRÁI + NỘI DUNG PHẢI
   ============================================================ */

.ct-about-page-grid {
    display: grid;
    grid-template-columns: 220px minmax(0, 1fr);
    gap: 28px;
    align-items: start;
}


/* ============================================================
   MENU BÊN TRÁI
   ============================================================ */

.ct-about-sidebar {
    position: sticky;
    top: 100px;
    display: flex;
    flex-direction: column;
}


    .ct-about-sidebar a {
        min-height: 32px;
        display: flex;
        align-items: center;
        gap: 5px;
        border-bottom: 1px solid #e3e3e3;
        color: #555f65;
        font-size: 12px;
    }


        .ct-about-sidebar a span {
            font-size: 13px;
        }


        .ct-about-sidebar a:hover,
        .ct-about-sidebar a.active {
            color: var(--ct-orange);
        }


/* ============================================================
   NỘI DUNG
   ============================================================ */

.ct-about-content {
    min-width: 0;
}


.ct-about-block {
    padding: 0 0 36px;
    margin: 0 0 32px;
    border-bottom: 1px solid #d8d8d8;
    scroll-margin-top: 110px;
}


    .ct-about-block:last-child {
        margin-bottom: 0;
    }


    .ct-about-block h2 {
        margin: 0 0 24px;
        color: #263238;
        font-size: 26px;
        font-weight: 300;
        line-height: 1.25;
    }


    .ct-about-block p {
        margin: 0 0 14px;
        color: #62686c;
        font-size: 14px;
        line-height: 1.45;
    }


/* ============================================================
   LỊCH SỬ
   ============================================================ */

.ct-about-history {
    display: flex;
    flex-direction: column;
}


    .ct-about-history > div {
        display: flex;
        align-items: baseline;
        gap: 4px;
        min-height: 43px;
        padding: 10px 0;
        border-bottom: 1px solid #e4e4e4;
        font-size: 12px;
    }


    .ct-about-history strong {
        color: var(--ct-orange);
        font-size: 13px;
    }


    .ct-about-history span {
        color: #61676a;
    }


/* ============================================================
   TẦM NHÌN / SỨ MỆNH
   ============================================================ */

.ct-about-vision-grid {
    display: grid;
    grid-template-columns: repeat( 2, minmax(0, 1fr) );
    gap: 55px;
    padding: 2px 10px 10px;
}


.ct-about-vision-item {
    text-align: center;
}


.ct-about-vision-icon {
    color: var(--ct-orange);
    font-size: 38px;
    line-height: 1;
}


.ct-about-vision-item h3 {
    margin: 16px 0 4px;
    color: #333b40;
    font-size: 25px;
    font-weight: 300;
}


.ct-about-vision-item p {
    max-width: 330px;
    margin: 0 auto;
    font-size: 12px;
}


/* ============================================================
   LÃNH ĐẠO
   ============================================================ */

.ct-about-leader {
    display: flex;
    align-items: flex-start;
    gap: 14px;
}


.ct-about-leader-photo {
    width: 134px;
    height: 179px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    background: #eceff1;
    color: var(--ct-orange);
    font-size: 28px;
    font-weight: 800;
}

    .ct-about-leader-photo img {
        width: 100%;
        height: 100%;
        display: block;
        object-fit: cover;
    }


.ct-about-leader-info {
    padding-top: 5px;
    color: #252525;
    font-size: 12px;
}


/* ============================================================
   ĐỐI TÁC
   ============================================================ */

.ct-about-partners {
    display: grid;
    grid-template-columns: repeat( 3, minmax(0, 1fr) );
    border: 1px dashed #dedede;
}


.ct-about-partner {
    min-height: 110px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    text-align: center;
    border-right: 1px dashed #dedede;
}


    .ct-about-partner:last-child {
        border-right: 0;
    }


    .ct-about-partner strong {
        color: #d52b28;
        font-size: 21px;
        font-weight: 800;
    }


/* ============================================================
   TABLET
   ============================================================ */

@media (max-width: 900px) {

    .ct-about-page-grid {
        grid-template-columns: 180px minmax(0, 1fr);
        gap: 22px;
    }


    .ct-about-vision-grid {
        gap: 25px;
    }
}


/* ============================================================
   MOBILE
   ============================================================ */

@media (max-width: 680px) {

    .ct-about-page-heading {
        padding: 22px 0;
    }


        .ct-about-page-heading h1 {
            font-size: 26px;
        }


    .ct-about-page-grid {
        grid-template-columns: 1fr;
    }


    .ct-about-sidebar {
        position: static;
        margin-bottom: 14px;
    }


        .ct-about-sidebar a {
            min-height: 39px;
            font-size: 13px;
        }


    .ct-about-vision-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }


    .ct-about-leader {
        align-items: center;
    }


    .ct-about-partners {
        grid-template-columns: 1fr;
    }


    .ct-about-partner {
        border-right: 0;
        border-bottom: 1px dashed #dedede;
    }


        .ct-about-partner:last-child {
            border-bottom: 0;
        }
}



/* ============================================================
   GIỚI THIỆU NGẮN TRANG CHỦ
   THEO BỐ CỤC BLOGGER CŨ
   ============================================================ */

.ct-home-about {
    padding: 58px 0 62px;
    background: #ffffff;
}


.ct-home-about-grid {
    display: grid;
    grid-template-columns: minmax(260px, .8fr) minmax(0, 1.6fr);
    gap: 70px;
    align-items: start;
}


.ct-home-about-title {
    position: relative;
}


    .ct-home-about-title::after {
        content: "";
        position: absolute;
        top: 38px;
        right: -37px;
        width: 70px;
        height: 1px;
        background: #e2e8f0;
        transform: rotate(-45deg);
    }


    .ct-home-about-title h2 {
        max-width: 340px;
        margin: 0;
        color: #27313a;
        font-size: 25px;
        font-weight: 300;
        line-height: 1.35;
    }


.ct-home-about-content {
    color: #606a72;
    font-size: 14px;
    line-height: 1.55;
}


    .ct-home-about-content p {
        margin: 0 0 10px;
    }


.ct-home-about-more {
    display: inline-block;
    margin-top: 13px;
    padding-bottom: 2px;
    border-bottom: 1px solid var(--ct-orange);
    color: var(--ct-orange);
    font-size: 13px;
    font-weight: 600;
    text-decoration: none;
}


    .ct-home-about-more:hover {
        color: #c84317;
    }


@media (max-width: 760px) {

    .ct-home-about {
        padding: 38px 0;
    }


    .ct-home-about-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }


    .ct-home-about-title::after {
        display: none;
    }


    .ct-home-about-title h2 {
        max-width: none;
        font-size: 22px;
    }
}


/* ============================================================
   CHÁNH TÍN HOME
   HEADER CHUNG + SLIDER GIỐNG BLOGGER CŨ
   ============================================================ */


/* ============================================================
   HEADER TRANG CHỦ
   DÙNG CHÍNH HEADER CHUNG CỦA TOÀN WEBSITE
   KHÔNG FIXED / KHÔNG STICKY KHI CUỘN
   ============================================================ */

body[data-chanhtin-page="home"] .ct-header {
    position: absolute !important;
    top: 18px;
    left: 0;
    right: 0;
    z-index: 1000;
    width: 100%;
    min-height: 104px !important;
    height: 104px !important;
    display: flex;
    align-items: center;
    background: rgba( 255, 255, 255, 0.86 ) !important;
    border-bottom: 0 !important;
    box-shadow: none !important;
    backdrop-filter: blur(2px);
    -webkit-backdrop-filter: blur(2px);
}


/* container header vẫn đúng kích thước các trang khác */

body[data-chanhtin-page="home"]
.ct-header-row {
    min-height: 104px !important;
    height: 104px !important;
    display: flex;
    align-items: center;
    justify-content: space-between;
}


/* ============================================================
   QUAN TRỌNG:
   KHÔNG THAY ĐỔI NAV/DROPDOWN GỐC
   ============================================================ */

body[data-chanhtin-page="home"]
.ct-nav {
    align-self: stretch;
    display: flex;
    align-items: center;
}


/* menu Dịch vụ cần overflow visible */

body[data-chanhtin-page="home"]
.ct-header,
body[data-chanhtin-page="home"]
.ct-header-row,
body[data-chanhtin-page="home"]
.ct-nav {
    overflow: visible !important;
}


/* ============================================================
   DROPDOWN DỊCH VỤ
   KHÔNG ĐỂ SLIDER CHE
   ============================================================ */

body[data-chanhtin-page="home"]
.ct-nav-dropdown,
body[data-chanhtin-page="home"]
.ct-dropdown,
body[data-chanhtin-page="home"]
.ct-submenu,
body[data-chanhtin-page="home"]
.ct-service-dropdown {
    z-index: 5000 !important;
}


/* ============================================================
   SLIDER
   ============================================================ */

.ct-home-slider {
    position: relative;
    width: 100%;
    height: min( 760px, calc(100vh - 18px) );
    min-height: 620px;
    overflow: hidden;
    background: #edf0f2;
    isolation: isolate;
}


/* ============================================================
   TRACK
   ============================================================ */

.ct-home-slider-track {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
}


/* ============================================================
   SLIDE
   ============================================================ */

.ct-home-slide {
    position: absolute;
    inset: 0;
    opacity: 0;
    visibility: hidden;
    transition: opacity 1.05s ease, visibility 1.05s ease;
}


    .ct-home-slide.active {
        opacity: 1;
        visibility: visible;
    }


/* ============================================================
   ẢNH SLIDE
   ============================================================ */

.ct-home-slide-image {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    transform: scale(1.065);
    transition: transform 7s ease-out;
    -webkit-user-drag: none;
    user-select: none;
}


.ct-home-slide.active
.ct-home-slide-image {
    transform: scale(1);
}


/* ============================================================
   MŨI TÊN
   ============================================================ */

.ct-home-slider-arrow {
    position: absolute;
    z-index: 40;
    top: 53%;
    width: 46px;
    height: 72px;
    padding: 0;
    border: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba( 20, 28, 34, .20 );
    color: rgba( 255, 255, 255, .88 );
    font-family: Arial, sans-serif;
    font-size: 46px;
    font-weight: 300;
    cursor: pointer;
    opacity: .55;
    transform: translateY(-50%);
    transition: background .18s ease, opacity .18s ease;
}


.ct-home-slider:hover
.ct-home-slider-arrow {
    opacity: 1;
}


.ct-home-slider-arrow:hover {
    background: rgba( 20, 28, 34, .48 );
}


.ct-home-slider-prev {
    left: 20px;
}


.ct-home-slider-next {
    right: 20px;
}


/* ============================================================
   CHÁNH TÍN HOME SLIDER
   THANH CAM GIỐNG BLOGGER CŨ
   ============================================================ */


/* ============================================================
   THANH CAM
   MỎNG GIỐNG BLOGGER
   ============================================================ */

.ct-home-slider-caption {
    position: absolute;
    z-index: 50;
    right: 0;
    bottom: 40px;
    width: 50%;
    min-width: 480px;
    height: 41px;
    padding: 0;
    display: block;
    overflow: visible;
    background: #eb4822;
    color: #ffffff;
    text-decoration: none;
    box-shadow: none;
}


    /* ============================================================
   MŨI NHỌN TRÁI
   ============================================================ */

    .ct-home-slider-caption::before {
        content: "";
        position: absolute;
        left: -38px;
        top: 0;
        width: 0;
        height: 0;
        border-top: 41px solid transparent;
        border-right: 38px solid #eb4822;
    }


/* ============================================================
   CỬA SỔ CHỮ
   ============================================================ */

.ct-home-slider-caption-window {
    position: absolute;
    inset: 0;
    overflow: hidden;
    display: flex;
    align-items: center;
}


/* ============================================================
   CHỮ
   KHÔNG CÒN AUTO MARQUEE VÔ HẠN
   ============================================================ */

.ct-home-slider-caption-text {
    position: absolute;
    left: 100%;
    top: 0;
    display: block;
    width: max-content;
    max-width: calc(100% - 28px);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    color: #ffffff;
    font-family: Arial, "Segoe UI", sans-serif;
    font-size: 14px;
    font-weight: 700;
    line-height: 41px;
    text-transform: uppercase;
    transform: translateX(0);
    will-change: left, transform;
}


    /* ============================================================
   KHI ĐỔI SLIDE
   JS ADD CLASS is-entering
   CHỮ CHẠY TỪ PHẢI -> ĐẾN VỊ TRÍ CỐ ĐỊNH
   RỒI DỪNG
   ============================================================ */

    .ct-home-slider-caption-text.is-entering {
        animation: ctHomeCaptionEnter 1.05s cubic-bezier( .22, .61, .36, 1 ) forwards;
    }


@keyframes ctHomeCaptionEnter {

    0% {
        left: 100%;
        transform: translateX(18px);
        opacity: 0;
    }


    18% {
        opacity: 1;
    }


    100% {
        left: 18px;
        transform: translateX(0);
        opacity: 1;
    }
}


/* Sau animation vẫn đứng tại đây */

.ct-home-slider-caption-text.is-settled {
    left: 18px;
    transform: translateX(0);
    opacity: 1;
}


/* ============================================================
   HOVER
   ============================================================ */

.ct-home-slider-caption:hover {
    background: #df421d;
    color: #ffffff;
}


    .ct-home-slider-caption:hover::before {
        border-right-color: #df421d;
    }


/* ============================================================
   DOT
   BỎ HOÀN TOÀN NÉT / THANH CAM NHỎ DƯ
   ============================================================ */

.ct-home-slider-dots {
    position: absolute;
    z-index: 55;
    left: calc(50% + 6px);
    bottom: 14px;
    display: flex;
    align-items: center;
    gap: 6px;
}


.ct-home-slider-dot {
    width: 7px;
    height: 7px;
    margin: 0;
    padding: 0;
    border: 0 !important;
    outline: 0 !important;
    border-radius: 50%;
    background: rgba( 255, 255, 255, .78 );
    box-shadow: none !important;
    appearance: none;
    -webkit-appearance: none;
    cursor: pointer;
}


    .ct-home-slider-dot.active {
        width: 7px;
        height: 7px;
        background: #eb4822;
        border-radius: 50%;
        box-shadow: none !important;
    }


    /* Không tạo thanh dài 29px nữa */

    .ct-home-slider-dot::before,
    .ct-home-slider-dot::after,
    .ct-home-slider-dots::before,
    .ct-home-slider-dots::after {
        content: none !important;
        display: none !important;
    }


/* ============================================================
   MOBILE
   ============================================================ */

@media (max-width: 800px) {

    .ct-home-slider-caption {
        right: 0;
        bottom: 28px;
        width: 72%;
        min-width: 0;
        height: 36px;
    }


        .ct-home-slider-caption::before {
            left: -30px;
            border-top-width: 36px;
            border-right-width: 30px;
        }


    .ct-home-slider-caption-text {
        max-width: calc( 100% - 22px );
        font-size: 11px;
        line-height: 36px;
    }


    @keyframes ctHomeCaptionEnter {

        0% {
            left: 100%;
            transform: translateX(12px);
            opacity: 0;
        }


        20% {
            opacity: 1;
        }


        100% {
            left: 12px;
            transform: translateX(0);
            opacity: 1;
        }
    }


    .ct-home-slider-caption-text.is-settled {
        left: 12px;
    }


    .ct-home-slider-dots {
        left: 31%;
        bottom: 10px;
    }
}


/* ============================================================
   CHÁNH TÍN HOME SLIDER
   FIX CUỐI CÙNG - GIỐNG BLOGGER CŨ
   ============================================================ */


/* ============================================================
   THANH CAM
   ============================================================ */

.ct-home-slider-caption {
    position: absolute;
    z-index: 50;
    right: 0;
    bottom: 38px;
    width: 50%;
    min-width: 480px;
    height: 38px;
    padding: 0;
    display: block;
    overflow: visible;
    background: #eb4822;
    color: #ffffff;
    text-decoration: none;
    box-shadow: none;
}


    /* ============================================================
   MŨI NHỌN BÊN TRÁI
   ============================================================ */

    .ct-home-slider-caption::before {
        content: "";
        position: absolute;
        left: -36px;
        top: 0;
        width: 0;
        height: 0;
        border-top: 38px solid transparent;
        border-right: 36px solid #eb4822;
        border-bottom: 0;
        pointer-events: none;
    }


/* ============================================================
   CỬA SỔ CHỮ
   ============================================================ */

.ct-home-slider-caption-window {
    position: absolute;
    inset: 0;
    overflow: hidden;
    display: block;
}


/* ============================================================
   CHỮ BAN ĐẦU NẰM NGOÀI BÊN PHẢI
   ============================================================ */

.ct-home-slider-caption-text {
    position: absolute;
    left: 100%;
    top: 0;
    display: block;
    width: max-content;
    max-width: calc( 100% - 30px );
    height: 38px;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
    color: #ffffff;
    font-family: Arial, "Segoe UI", sans-serif;
    font-size: 13px;
    font-weight: 700;
    line-height: 38px;
    text-transform: uppercase;
    opacity: 0;
    transform: translateX( 24px );
    will-change: left, transform, opacity;
}


    /* ============================================================
   CHẠY
   ============================================================ */

    .ct-home-slider-caption-text.is-entering {
        animation: ctHomeCaptionEnter 1.20s cubic-bezier( .22, .61, .36, 1 ) forwards;
    }


/* ============================================================
   TỪ PHẢI -> TRÁI -> DỪNG
   ============================================================ */

@keyframes ctHomeCaptionEnter {

    0% {
        left: 100%;
        opacity: 0;
        transform: translateX( 24px );
    }


    12% {
        opacity: 1;
    }


    100% {
        left: 16px;
        opacity: 1;
        transform: translateX( 0 );
    }
}


/* ============================================================
   SAU KHI CHẠY XONG
   ============================================================ */

.ct-home-slider-caption-text.is-settled {
    left: 16px;
    opacity: 1;
    transform: translateX( 0 );
}


/* ============================================================
   HOVER
   ============================================================ */

.ct-home-slider-caption:hover {
    background: #df421d;
    color: #ffffff;
}


    .ct-home-slider-caption:hover::before {
        border-right-color: #df421d;
    }


/* ============================================================
   DOT
   BỎ HOÀN TOÀN THANH CAM NHỎ DƯ
   ============================================================ */

.ct-home-slider-dots {
    position: absolute;
    z-index: 55;
    left: calc( 50% + 8px );
    bottom: 14px;
    display: flex;
    align-items: center;
    gap: 6px;
}


.ct-home-slider-dot {
    width: 7px !important;
    height: 7px !important;
    min-width: 0 !important;
    min-height: 0 !important;
    margin: 0 !important;
    padding: 0 !important;
    border: 0 !important;
    outline: 0 !important;
    border-radius: 50% !important;
    background: rgba( 255, 255, 255, .82 );
    box-shadow: none !important;
    appearance: none;
    -webkit-appearance: none;
    cursor: pointer;
}


    .ct-home-slider-dot.active {
        width: 7px !important;
        height: 7px !important;
        background: #eb4822 !important;
        border-radius: 50% !important;
    }


    .ct-home-slider-dot::before,
    .ct-home-slider-dot::after,
    .ct-home-slider-dots::before,
    .ct-home-slider-dots::after {
        content: none !important;
        display: none !important;
    }


/* ============================================================
   MOBILE
   ============================================================ */

@media ( max-width: 800px ) {

    .ct-home-slider-caption {
        right: 0;
        bottom: 28px;
        width: 72%;
        min-width: 0;
        height: 35px;
    }


        .ct-home-slider-caption::before {
            left: -29px;
            border-top-width: 35px;
            border-right-width: 29px;
        }


    .ct-home-slider-caption-text {
        height: 35px;
        max-width: calc( 100% - 22px );
        font-size: 11px;
        line-height: 35px;
    }


    @keyframes ctHomeCaptionEnter {

        0% {
            left: 100%;
            opacity: 0;
            transform: translateX( 18px );
        }


        15% {
            opacity: 1;
        }


        100% {
            left: 12px;
            opacity: 1;
            transform: translateX( 0 );
        }
    }


    .ct-home-slider-caption-text.is-settled {
        left: 12px;
    }
}

/* ============================================================
   CHÁNH TÍN HOME SLIDER
   ẢNH ADMIN + THANH CAM KIỂU BLOGGER CŨ
   ============================================================ */

.ct-home-slider {
    position: relative;
    width: 100%;
    overflow: hidden;
    background: #e9edef;
}


.ct-home-slider-track {
    position: relative;
    width: 100%;
    min-height: 620px;
}


.ct-home-slide {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    visibility: hidden;
    transition: opacity .8s ease, visibility .8s ease;
}


    .ct-home-slide.active {
        position: relative;
        opacity: 1;
        visibility: visible;
    }


.ct-home-slide-link {
    position: relative;
    display: block;
    width: 100%;
    height: 100%;
    color: inherit;
    text-decoration: none;
}


.ct-home-slide-image {
    display: block;
    width: 100%;
    height: 620px;
    object-fit: cover;
    object-position: center;
}







/* ============================================================
   MOBILE
   ============================================================ */

@media (max-width: 900px) {

    .ct-home-slider-track {
        min-height: 500px;
    }


    .ct-home-slide-image {
        height: 500px;
    }


    .ct-home-slide-caption {
        width: 70%;
        bottom: 24px;
    }
}


@media (max-width: 560px) {

    .ct-home-slider-track {
        min-height: 360px;
    }


    .ct-home-slide-image {
        height: 360px;
    }


    .ct-home-slide-caption {
        width: 82%;
        height: 38px;
        bottom: 18px;
    }


        .ct-home-slide-caption::before {
            left: -34px;
            border-top-width: 38px;
            border-right-width: 34px;
        }


        .ct-home-slide-caption span {
            padding-left: 12px;
            font-size: 12px;
            line-height: 38px;
        }
}


/* ============================================================
   CHÁNH TÍN - HOME SLIDER
   BÁM ĐÚNG LOGIC BLOGGER CŨ
   ============================================================ */


/* ============================================================
   KHUNG SLIDER
   ============================================================ */

.ct-home-slider {
    position: relative;
    width: 100%;
    margin: 0;
    padding: 0;
    overflow: hidden;
    background: #ffffff;
}


.ct-home-slider-track {
    position: relative;
    width: 100%;
    margin: 0;
    padding: 0;
    overflow: hidden;
}


/* ============================================================
   MỖI SLIDE
   ============================================================ */

.ct-home-slide {
    position: absolute;
    inset: 0;
    width: 100%;
    opacity: 0;
    visibility: hidden;
    z-index: 0;
    pointer-events: none;
    transition: opacity .30s ease;
}


    .ct-home-slide.active {
        position: relative;
        opacity: 1;
        visibility: visible;
        z-index: 1;
        pointer-events: auto;
    }


.ct-home-slide-link {
    display: block;
    width: 100%;
    margin: 0;
    padding: 0;
    text-decoration: none;
}


.ct-home-slide-image {
    display: block;
    width: 100%;
    height: auto;
    margin: 0;
    object-fit: cover;
}


/* ============================================================
   THANH CAM
   ĐÚNG THÔNG SỐ BLOGGER CŨ

   right: 0
   bottom: 54px
   width: calc(50% - 50px)
   ============================================================ */

.ct-home-slider-caption.right {
    position: absolute;
    right: 0;
    bottom: 54px;
    width: calc(50% - 50px);
    height: 50px;
    margin: 0;
    padding: 0 15px;
    background: #e04622;
    box-sizing: border-box;
    overflow: visible;
    z-index: 20;
}


    /* ============================================================
   TAM GIÁC ĐẦU THANH
   BLOGGER CŨ:
   border-bottom:50px
   border-left:50px transparent
   ============================================================ */

    .ct-home-slider-caption.right::before {
        content: "";
        position: absolute;
        left: -50px;
        bottom: 0;
        width: 0;
        height: 0;
        border-bottom: 50px solid #e04622;
        border-left: 50px solid transparent;
    }


/* ============================================================
   CHỮ TRÊN THANH CAM
   ============================================================ */

.ct-home-slider-title {
    position: relative;
    right: 0;
    display: block;
    width: 100%;
    height: 50px;
    overflow: hidden;
    color: #ffffff;
    font-size: 18px;
    font-weight: 700;
    line-height: 50px;
    text-align: left;
    text-transform: uppercase;
    white-space: nowrap;
    opacity: 1;
}


/* ============================================================
   ĐÚNG ANIMATION BLOGGER:

   from:
       right:-500px
       opacity:0

   to:
       right:0
       opacity:1

   Sau khi đến right:0 chữ DỪNG.
   ============================================================ */

@-webkit-keyframes ctHomeAnimateRight {

    from {
        right: -500px;
        opacity: 0;
    }

    to {
        right: 0;
        opacity: 1;
    }
}


@keyframes ctHomeAnimateRight {

    from {
        right: -500px;
        opacity: 0;
    }

    to {
        right: 0;
        opacity: 1;
    }
}


/* ============================================================
   MŨI TÊN
   Blogger cũ dùng ô vuông xoay 45 độ.
   ============================================================ */

.ct-home-slider-arrow {
    position: absolute;
    top: calc(50% - 30px);
    z-index: 30;
    width: 40px;
    height: 40px;
    margin: 0;
    padding: 0;
    border: 0;
    border-radius: 0;
    background: rgba( 0, 0, 0, .50 );
    color: #ffffff;
    font-size: 32px;
    line-height: 40px;
    text-align: center;
    opacity: .70;
    cursor: pointer;
    transition: background .3s ease, opacity .3s ease;
}


    .ct-home-slider-arrow:hover {
        background: #000000;
        opacity: 1;
    }


.ct-home-slider-prev {
    left: 40px;
}


.ct-home-slider-next {
    right: 40px;
}


/* ============================================================
   MOBILE
   Blogger cũ thu thanh xuống 24px
   ============================================================ */

@media (max-width: 767px) {

    .ct-home-slider-caption.right {
        right: 0;
        bottom: 5px;
        width: calc(50% - 24px);
        height: 24px;
        padding: 0 8px;
    }


        .ct-home-slider-caption.right::before {
            left: -24px;
            border-bottom: 24px solid #e04622;
            border-left: 24px solid transparent;
        }


    .ct-home-slider-title {
        height: 24px;
        font-size: 13px;
        line-height: 24px;
    }


    .ct-home-slider-arrow {
        top: calc(50% - 12px);
        width: 24px;
        height: 24px;
        font-size: 19px;
        line-height: 24px;
    }


    .ct-home-slider-prev {
        left: 10px;
    }


    .ct-home-slider-next {
        right: 10px;
    }
}

/* ============================================================
   HEADER TRANG CHỦ
   GIỐNG BLOGGER CŨ
   ============================================================ */

body[data-chanhtin-page="home"] .ct-header {
    position: absolute;
    top: 20px;
    left: 0;
    right: 0;
    width: 100%;
    z-index: 1001;
    background: rgba( 255, 255, 255, .80 );
    box-shadow: none;
    transition: top .15s ease, background-color .15s ease, box-shadow .15s ease;
}


    /* ============================================================
   SAU KHI CUỘN > 100px:
   HEADER DÍNH TRÊN ĐẦU MÀN HÌNH
   ============================================================ */

    body[data-chanhtin-page="home"]
    .ct-header.scroll-fixed {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        width: 100%;
        background: rgba( 255, 255, 255, .96 );
        box-shadow: 0 1px 2px rgba( 0, 0, 0, .10 );
    }


/* Các trang khác không nằm trên slider */

body:not([data-chanhtin-page="home"])
.ct-header {
    position: relative;
    top: 0;
    width: 100%;
    z-index: 1001;
    background: #ffffff;
    box-shadow: 0 1px 2px rgba( 0, 0, 0, .10 );
}


/* ============================================================
   DROPDOWN DỊCH VỤ
   DESKTOP - HOVER GIỐNG BLOGGER
   ============================================================ */

@media (min-width: 901px) {

    .ct-nav-service {
        position: relative;
    }


    .ct-nav-service-menu {
        position: absolute;
        top: 120%;
        left: 0;
        min-width: 240px;
        padding: 5px;
        background: #ffffff;
        border-top: 5px solid #e04622;
        box-shadow: 0 2px 3px rgba( 0, 0, 0, .15 );
        opacity: 0;
        visibility: hidden;
        transform: translateY(0);
        z-index: 2000;
        transition: top .3s ease, opacity .3s ease, visibility .3s ease;
    }


    .ct-nav-service:hover >
    .ct-nav-service-menu {
        top: 100%;
        opacity: 1;
        visibility: visible;
    }


    .ct-nav-service-menu li {
        position: relative;
        display: block;
        width: 100%;
    }


    .ct-nav-service-menu a {
        display: block;
        padding: 8px 10px !important;
        border-bottom: 1px solid #f2f2f2;
        color: #777777 !important;
        font-size: 13px;
        font-weight: 500;
        text-transform: none;
    }


    .ct-nav-service-menu li:hover >
    a {
        background: #f4f4f4;
        color: #777777 !important;
    }
}

/* ============================================================
   FINAL OVERRIDE 2026-09-02
   HOME SLIDER GIỐNG BLOGGER CHÁNH TÍN CŨ
   - KHÔNG ZOOM TẠI CHỖ
   - 0->1 TRƯỢT TRÁI
   - 1->2 TRƯỢT TRÁI
   - 2->0 TRƯỢT PHẢI
   - CHỈ MỘT THANH CAM, NẰM TRONG SLIDE
   - HEADER HOME ABSOLUTE -> FIXED KHI CUỘN
   ============================================================ */


/* ẨN caption/dots cũ nằm ngoài từng slide.
   Đây chính là nguyên nhân tạo thanh cam kép/trôi. */
#ctHomeSliderCaption,
#ctHomeSliderDots {
    display: none !important;
}


/* KHUNG BLOGGER */
body[data-chanhtin-page="home"] .ct-home-slider {
    position: relative !important;
    width: 100% !important;
    height: min(760px, calc(100vh - 18px)) !important;
    min-height: 620px !important;
    overflow: hidden !important;
    background: #edf0f2 !important;
}


/* TRACK luôn đứng yên; từng slide tự chạy ngang */
body[data-chanhtin-page="home"] .ct-home-slider-track {
    position: absolute !important;
    inset: 0 !important;
    width: 100% !important;
    height: 100% !important;
    margin: 0 !important;
    padding: 0 !important;
    overflow: hidden !important;
}


/* SLIDE */
body[data-chanhtin-page="home"] .ct-home-slide {
    position: absolute !important;
    inset: 0 !important;
    width: 100% !important;
    height: 100% !important;
    opacity: 1 !important;
    visibility: hidden;
    pointer-events: none;
    will-change: transform;
}


    /* Không đổi position sang relative nữa */
    body[data-chanhtin-page="home"] .ct-home-slide.active {
        position: absolute !important;
        inset: 0 !important;
        opacity: 1 !important;
        visibility: visible;
        pointer-events: auto;
    }


/* Link ảnh phủ toàn slide */
body[data-chanhtin-page="home"] .ct-home-slide-link {
    display: block !important;
    width: 100% !important;
    height: 100% !important;
    margin: 0 !important;
    padding: 0 !important;
}


/* QUAN TRỌNG: bỏ toàn bộ hiệu ứng zoom cũ */
body[data-chanhtin-page="home"] .ct-home-slide-image,
body[data-chanhtin-page="home"] .ct-home-slide.active .ct-home-slide-image {
    display: block !important;
    width: 100% !important;
    height: 100% !important;
    margin: 0 !important;
    object-fit: cover !important;
    object-position: center !important;
    transform: none !important;
    transition: none !important;
}


/* ============================================================
   THANH CAM - đúng cấu trúc Blogger:
   right: 0
   bottom: 54px
   width: calc(50% - 50px)
   cao 50px
   ============================================================ */

body[data-chanhtin-page="home"]
.ct-home-slide
.ct-home-slider-caption.right {
    position: absolute !important;
    right: 0 !important;
    bottom: 54px !important;
    left: auto !important;
    top: auto !important;
    width: calc(50% - 50px) !important;
    min-width: 0 !important;
    height: 50px !important;
    margin: 0 !important;
    padding: 0 15px !important;
    display: block !important;
    overflow: visible !important;
    background: #e04622 !important;
    color: #ffffff !important;
    box-shadow: none !important;
    z-index: 20 !important;
}


    /* Chỉ một tam giác đầu trái */
    body[data-chanhtin-page="home"]
    .ct-home-slide
    .ct-home-slider-caption.right::before {
        content: "" !important;
        position: absolute !important;
        left: -50px !important;
        right: auto !important;
        top: auto !important;
        bottom: 0 !important;
        width: 0 !important;
        height: 0 !important;
        border: 0 !important;
        border-bottom: 50px solid #e04622 !important;
        border-left: 50px solid transparent !important;
        pointer-events: none !important;
    }


    /* Không cho selector caption cũ tạo thêm hình */
    body[data-chanhtin-page="home"]
    .ct-home-slide
    .ct-home-slider-caption.right::after {
        content: none !important;
        display: none !important;
    }


/* CHỮ */
body[data-chanhtin-page="home"] .ct-home-slider-title {
    position: relative !important;
    right: 0;
    left: auto !important;
    top: auto !important;
    display: block !important;
    width: 100% !important;
    height: 50px !important;
    margin: 0 !important;
    padding: 0 !important;
    overflow: hidden !important;
    color: #ffffff !important;
    font-family: Arial, "Segoe UI", sans-serif !important;
    font-size: 18px !important;
    font-weight: 700 !important;
    line-height: 50px !important;
    text-align: left !important;
    text-transform: uppercase !important;
    white-space: nowrap !important;
    opacity: 1;
}


/* Chữ Blogger chạy từ phải vào rồi đứng */
@-webkit-keyframes ctHomeAnimateRight {
    from {
        right: -500px;
        opacity: 0;
    }

    to {
        right: 0;
        opacity: 1;
    }
}

@keyframes ctHomeAnimateRight {
    from {
        right: -500px;
        opacity: 0;
    }

    to {
        right: 0;
        opacity: 1;
    }
}


/* MŨI TÊN */
body[data-chanhtin-page="home"] .ct-home-slider-arrow {
    position: absolute !important;
    top: calc(50% - 30px) !important;
    width: 40px !important;
    height: 40px !important;
    margin: 0 !important;
    padding: 0 !important;
    border: 0 !important;
    border-radius: 0 !important;
    background: rgba(0,0,0,.50) !important;
    color: #ffffff !important;
    font-size: 32px !important;
    line-height: 40px !important;
    text-align: center !important;
    opacity: .70 !important;
    z-index: 40 !important;
    cursor: pointer !important;
    transform: rotate(45deg) !important;
}


    body[data-chanhtin-page="home"] .ct-home-slider-arrow > *,
    body[data-chanhtin-page="home"] .ct-home-slider-arrow span,
    body[data-chanhtin-page="home"] .ct-home-slider-arrow i {
        transform: rotate(-45deg) !important;
    }


body[data-chanhtin-page="home"] .ct-home-slider-prev {
    left: 40px !important;
}


body[data-chanhtin-page="home"] .ct-home-slider-next {
    right: 40px !important;
}


/* ============================================================
   HEADER - đúng Blogger:
   ban đầu phủ trên slider; cuộn >100px chuyển fixed.
   ============================================================ */

body[data-chanhtin-page="home"] .ct-header {
    position: absolute !important;
    top: 20px !important;
    left: 0 !important;
    right: 0 !important;
    width: 100% !important;
    z-index: 1001 !important;
    background: rgba(255,255,255,.80) !important;
    border-bottom: 0 !important;
    box-shadow: none !important;
    backdrop-filter: none !important;
}


    body[data-chanhtin-page="home"] .ct-header.scroll-fixed {
        position: fixed !important;
        top: 0 !important;
        background: rgba(255,255,255,.96) !important;
        box-shadow: 0 1px 2px rgba(0,0,0,.10) !important;
    }


/* Trang khác vẫn là header bình thường */
body:not([data-chanhtin-page="home"]) .ct-header {
    position: relative !important;
    top: 0 !important;
}


/* MOBILE */
@media (max-width: 767px) {

    body[data-chanhtin-page="home"] .ct-home-slider {
        height: 153.44px !important;
        min-height: 153.44px !important;
    }


    body[data-chanhtin-page="home"]
    .ct-home-slide
    .ct-home-slider-caption.right {
        right: 0 !important;
        bottom: 5px !important;
        width: calc(50% - 24px) !important;
        height: 24px !important;
        padding: 0 8px !important;
    }


        body[data-chanhtin-page="home"]
        .ct-home-slide
        .ct-home-slider-caption.right::before {
            left: -24px !important;
            border-bottom: 24px solid #e04622 !important;
            border-left: 24px solid transparent !important;
        }


    body[data-chanhtin-page="home"] .ct-home-slider-title {
        height: 24px !important;
        font-size: 13px !important;
        line-height: 24px !important;
    }


    body[data-chanhtin-page="home"] .ct-home-slider-arrow {
        top: calc(50% - 12px) !important;
        width: 24px !important;
        height: 24px !important;
        font-size: 19px !important;
        line-height: 24px !important;
    }


    body[data-chanhtin-page="home"] .ct-home-slider-prev {
        left: 10px !important;
    }


    body[data-chanhtin-page="home"] .ct-home-slider-next {
        right: 10px !important;
    }
}






/* ============================================================
   CHÁNH TÍN
   FIX HEADER ĐỒNG BỘ TOÀN SITE
   + FIX MŨI TÊN SLIDER
   ============================================================ */


/* ============================================================
   1. HEADER CHUNG
   Trang chủ / Giới thiệu / Dịch vụ / Dự án / Tin tức / Chi tiết
   đều CÙNG MỘT CHIỀU CAO
   ============================================================ */

.ct-header {
    position: relative;
    z-index: 10020;
    width: 100%;
    height: 122px;
    min-height: 122px;
    margin: 0;
    padding: 0;
    background: rgba(255, 255, 255, 0.94);
    border-top: 1px solid #eeeeee;
    border-bottom: 1px solid #e3e7ea;
    box-sizing: border-box;
}


/* Trang chủ KHÔNG được tự tăng chiều cao header */

body[data-chanhtin-page="home"] .ct-header,
body[data-chanhtin-page="projects"] .ct-header,
body[data-chanhtin-page="about"] .ct-header,
body[data-chanhtin-page="category"] .ct-header,
body[data-chanhtin-page="detail"] .ct-header {
    height: 80px !important;
    min-height: 80px !important;
    padding-top: 0 !important;
    padding-bottom: 0 !important;
}


/* ============================================================
   2. ROW HEADER
   ============================================================ */

.ct-header .ct-header-row {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    max-width: 1480px;
    height: 100%;
    min-height: 0;
    margin: 0 auto;
    padding: 0 38px;
    box-sizing: border-box;
}


/* ============================================================
   3. LOGO
   ============================================================ */

.ct-header .ct-brand {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    flex: 0 0 auto;
    width: auto;
    height: 68px;
    margin: 0;
    padding: 0;
    text-decoration: none;
    overflow: visible;
}


    /* Logo ảnh dùng chung */

    .ct-header .ct-brand img,
    .ct-header .ct-brand-logo,
    .ct-header .ct-brand-image {
        display: block;
        width: auto;
        max-width: 230px;
        height: 68px;
        max-height: 68px;
        object-fit: contain;
        object-position: left center;
        margin: 0;
        padding: 0;
    }


/* Nếu code cũ còn CT màu cam thì ẩn */

.ct-header .ct-brand-mark,
.ct-header .ct-brand-text {
    display: none !important;
}


/* ============================================================
   4. MENU
   ============================================================ */

.ct-header .ct-nav {
    position: relative;
    display: flex;
    align-items: center;
    gap: 28px;
    height: 100%;
    margin: 0;
    padding: 0;
    background: transparent;
}


    /* Link menu */

    .ct-header .ct-nav > a,
    .ct-header .ct-nav > .ct-nav-dropdown > a,
    .ct-header .ct-nav > .ct-nav-dropdown > button {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        min-height: 46px;
        margin: 0;
        padding: 0;
        border: 0;
        background: transparent;
        color: #202a32;
        font-family: "Segoe UI", Arial, sans-serif;
        font-size: 18px;
        font-weight: 700;
        line-height: 1;
        white-space: nowrap;
        text-decoration: none;
        cursor: pointer;
    }


        /* Gạch cam active */

        .ct-header .ct-nav > a.active,
        .ct-header .ct-nav > a:hover,
        .ct-header .ct-nav > .ct-nav-dropdown:hover > a,
        .ct-header .ct-nav > .ct-nav-dropdown:hover > button {
            color: #202a32;
        }


    /* Không làm menu cao lên khi hover */

    .ct-header .ct-nav > a,
    .ct-header .ct-nav > .ct-nav-dropdown {
        box-sizing: border-box;
    }


/* CHEMTUS */

.ct-header .ct-nav-chemtus {
    min-height: 56px !important;
    padding: 0 22px !important;
    border-radius: 12px !important;
    background: #121d27 !important;
    color: #ffffff !important;
    font-weight: 800 !important;
}


/* ============================================================
   5. HEADER TRANG CHỦ PHẢI TRÙNG HEADER CÁC TRANG KHÁC
   Không cho slider thay đổi header
   ============================================================ */

body[data-chanhtin-page="home"] .ct-header {
    position: relative !important;
    top: auto !important;
    left: auto !important;
    right: auto !important;
    transform: none !important;
    background: rgba(255, 255, 255, 0.94) !important;
}


/* Nếu trước đây có class header nằm trong slider */

body[data-chanhtin-page="home"] .ct-home-slider .ct-header,
body[data-chanhtin-page="home"] .ct-home-legacy-slider .ct-header {
    position: static !important;
}


/* ============================================================
   6. SLIDER BẮT ĐẦU NGAY SAU HEADER
   ============================================================ */

.ct-home-slider,
.ct-home-legacy-slider,
.ct-slider-shell,
.ct-slider-stage {
    margin-top: 0 !important;
}


/* ============================================================
   7. MŨI TÊN SLIDER
   KHÔNG XOAY / KHÔNG SCALE ÂM
   ============================================================ */

.ct-slider-arrow,
.ct-home-slider-arrow,
.ct-home-slider-prev,
.ct-home-slider-next,
.ct-slider-prev,
.ct-slider-next {
    position: absolute;
    top: 50%;
    width: 46px;
    height: 58px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    margin: 0;
    border: 0;
    background: rgba(18, 29, 39, 0.46);
    color: #ffffff;
    font-family: Arial, sans-serif;
    font-size: 42px;
    font-weight: 300;
    line-height: 1;
    cursor: pointer;
    z-index: 50;
    transform: translateY(-50%) !important;
    transition: background .18s ease, opacity .18s ease;
}


    /* TUYỆT ĐỐI không cho code cũ xoay icon */

    .ct-slider-arrow *,
    .ct-home-slider-arrow *,
    .ct-slider-prev *,
    .ct-slider-next *,
    .ct-home-slider-prev *,
    .ct-home-slider-next * {
        transform: none !important;
    }


/* Trái */

.ct-slider-prev,
.ct-home-slider-prev {
    left: 24px;
    right: auto;
}


/* Phải */

.ct-slider-next,
.ct-home-slider-next {
    right: 24px;
    left: auto;
}


    /* Hover */

    .ct-slider-arrow:hover,
    .ct-home-slider-arrow:hover,
    .ct-slider-prev:hover,
    .ct-slider-next:hover,
    .ct-home-slider-prev:hover,
    .ct-home-slider-next:hover {
        background: rgba(18, 29, 39, 0.72);
    }


/* ============================================================
   8. NẾU MŨI TÊN ĐANG DÙNG ::before
   ép đúng chiều
   ============================================================ */

.ct-slider-prev::before,
.ct-home-slider-prev::before {
    content: "\2039" !important; /* ‹ */

    display: block;
    transform: none !important;
}


.ct-slider-next::before,
.ct-home-slider-next::before {
    content: "\203A" !important; /* › */

    display: block;
    transform: none !important;
}


/* Nếu button đang có text cũ thì có thể ẩn text,
   dùng pseudo-element phía trên */

.ct-slider-prev,
.ct-slider-next,
.ct-home-slider-prev,
.ct-home-slider-next {
    font-size: 0;
}


    .ct-slider-prev::before,
    .ct-slider-next::before,
    .ct-home-slider-prev::before,
    .ct-home-slider-next::before {
        font-size: 42px;
        line-height: 1;
        color: #ffffff;
    }


/* ============================================================
   9. MOBILE
   ============================================================ */

@media (max-width: 900px) {

    .ct-header,
    body[data-chanhtin-page="home"] .ct-header,
    body[data-chanhtin-page="projects"] .ct-header,
    body[data-chanhtin-page="about"] .ct-header,
    body[data-chanhtin-page="category"] .ct-header,
    body[data-chanhtin-page="detail"] .ct-header {
        height: 92px !important;
        min-height: 92px !important;
    }


        .ct-header .ct-header-row {
            padding: 0 18px;
        }


        .ct-header .ct-brand {
            width: 168px;
            height: 76px;
        }


            .ct-header .ct-brand img,
            .ct-header .ct-brand-logo,
            .ct-header .ct-brand-image {
                width: 160px;
                max-width: 160px;
                height: 72px;
                max-height: 72px;
            }


    .ct-slider-prev,
    .ct-home-slider-prev {
        left: 8px;
    }


    .ct-slider-next,
    .ct-home-slider-next {
        right: 8px;
    }
}

/* ============================================================
   FIX CUỐI FILE - MŨI TÊN HOME SLIDER ĐÚNG CHIỀU
   Trái = ‹ ; Phải = ›
   ============================================================ */

body[data-chanhtin-page="home"] .ct-home-slider-prev::before {
    content: "\2039" !important; /* ‹ */
}

body[data-chanhtin-page="home"] .ct-home-slider-next::before {
    content: "\203A" !important; /* › */
}

body[data-chanhtin-page="home"] .ct-home-slider-prev,
body[data-chanhtin-page="home"] .ct-home-slider-next {
    font-size: 0 !important;
    transform: translateY(-50%) !important;
}

body[data-chanhtin-page="home"] .ct-home-slider-prev {
    left: 24px !important;
    right: auto !important;
}

body[data-chanhtin-page="home"] .ct-home-slider-next {
    right: 24px !important;
    left: auto !important;
}





/* ============================================================
   FIX NHẸ - NÚT ĐIỆN THOẠI / ZALO + BẢN QUYỀN FOOTER
   Chỉ thêm cuối chanhtin.css
   ============================================================ */


/* ============================================================
   1. CỤM ĐIỆN THOẠI + ZALO
   Giữ nguyên vị trí hiện tại, chỉ thêm hiệu ứng rung Blogger cũ
   ============================================================ */

.ct-floating-phone,
.ct-floating-zalo {
    transform-origin: center center;
}


/* Nút điện thoại rung rõ hơn một chút */
.ct-floating-phone {
    animation: ctPhoneShake 2.8s ease-in-out infinite;
}


/* Zalo rung nhẹ, lệch nhịp với điện thoại */
.ct-floating-zalo {
    animation: ctZaloShake 3.2s ease-in-out infinite;
    animation-delay: .45s;
}


    /* Khi rê chuột vào thì tạm dừng rung */
    .ct-floating-phone:hover,
    .ct-floating-zalo:hover {
        animation-play-state: paused;
    }


/* ============================================================
   ĐIỆN THOẠI:
   rung trái/phải + hơi phóng nhẹ
   ============================================================ */

@keyframes ctPhoneShake {

    0%, 72%, 100% {
        transform: translateX(0) rotate(0deg) scale(1);
    }

    76% {
        transform: translateX(-2px) rotate(-3deg) scale(1.02);
    }

    80% {
        transform: translateX(3px) rotate(3deg) scale(1.04);
    }

    84% {
        transform: translateX(-3px) rotate(-3deg) scale(1.04);
    }

    88% {
        transform: translateX(2px) rotate(2deg) scale(1.02);
    }

    92% {
        transform: translateX(-1px) rotate(-1deg) scale(1.01);
    }

    96% {
        transform: translateX(0) rotate(0deg) scale(1);
    }
}


/* ============================================================
   ZALO:
   nhẹ hơn điện thoại
   ============================================================ */

@keyframes ctZaloShake {

    0%, 76%, 100% {
        transform: translateY(0) scale(1);
    }

    80% {
        transform: translateY(-2px) scale(1.03);
    }

    84% {
        transform: translateY(1px) scale(1.01);
    }

    88% {
        transform: translateY(-2px) scale(1.03);
    }

    92% {
        transform: translateY(0) scale(1);
    }
}


/* ============================================================
   2. BẢN QUYỀN FOOTER
   Căn đúng chính giữa toàn trang
   ============================================================ */

.ct-footer-bottom {
    width: 100% !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    text-align: center !important;
    margin-left: auto !important;
    margin-right: auto !important;
}


    /* Nếu bên trong footer-bottom có container/span/link */
    .ct-footer-bottom > * {
        text-align: center;
    }


/* ============================================================
   MOBILE
   Nút nhỏ hơn nhưng vẫn rung
   ============================================================ */

@media (max-width: 650px) {

    .ct-floating-phone {
        animation-duration: 3s;
    }

    .ct-floating-zalo {
        animation-duration: 3.4s;
    }
}


/* ============================================================
   BLOGGER LEGACY CONTACT
   HOTLINE + PHONE + ZALO + SCROLL TOP
   ============================================================ */


/* ============================================================
   HOTLINE TRÁI
   ============================================================ */

.ct-legacy-hotline {
    position: fixed;
    left: 16px;
    bottom: 12px;
    z-index: 5000;
    width: 235px;
    height: 76px;
    pointer-events: none;
}


.ct-legacy-hotline-ring {
    position: absolute;
    left: 0;
    bottom: 0;
    width: 76px;
    height: 76px;
    pointer-events: auto;
}


/* vòng ngoài phát sóng */
.ct-legacy-hotline-circle {
    position: absolute;
    width: 66px;
    height: 66px;
    left: 5px;
    top: 5px;
    border: 2px solid #ed1c24;
    border-radius: 50%;
    opacity: .45;
    animation: ctLegacyPhoneOuter 1.2s infinite ease-in-out;
}


/* vòng đỏ giữa */
.ct-legacy-hotline-circle-fill {
    position: absolute;
    width: 48px;
    height: 48px;
    left: 14px;
    top: 14px;
    border-radius: 50%;
    background: rgba(230, 8, 8, .20);
    animation: ctLegacyPhoneFill 2.3s infinite ease-in-out;
}


/* nút phone thật */
.ct-legacy-hotline-icon {
    position: absolute;
    left: 21px;
    top: 21px;
    width: 34px;
    height: 34px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: #e60808;
    box-shadow: 0 4px 12px rgba(230, 8, 8, .28);
    animation: ctLegacyPhoneShake 1s infinite ease-in-out;
}


    .ct-legacy-hotline-icon svg {
        width: 19px;
        height: 19px;
        fill: #ffffff;
    }


/* thanh số phone */
.ct-legacy-hotline-number {
    position: absolute;
    left: 43px;
    bottom: 18px;
    height: 40px;
    min-width: 176px;
    display: flex;
    align-items: center;
    padding: 0 18px 0 42px;
    border-radius: 999px;
    background: rgba(230, 8, 8, .82);
    color: #ffffff;
    font-size: 15px;
    font-weight: 800;
    letter-spacing: .4px;
    box-shadow: 0 12px 28px rgba(0, 0, 0, .18);
    pointer-events: auto;
    z-index: -1;
}


/* ============================================================
   HIỆU ỨNG PHONE GIỐNG BLOGGER
   ============================================================ */

@keyframes ctLegacyPhoneOuter {

    0% {
        transform: scale(.55);
        opacity: .15;
    }

    30% {
        transform: scale(.78);
        opacity: .5;
    }

    100% {
        transform: scale(1.1);
        opacity: .05;
    }
}


@keyframes ctLegacyPhoneFill {

    0%, 100% {
        transform: scale(.72);
    }

    50% {
        transform: scale(1.05);
    }
}


@keyframes ctLegacyPhoneShake {

    0%, 50%, 100% {
        transform: rotate(0deg);
    }

    10% {
        transform: rotate(-25deg);
    }

    20% {
        transform: rotate(25deg);
    }

    30% {
        transform: rotate(-25deg);
    }

    40% {
        transform: rotate(25deg);
    }
}


/* ============================================================
   CTA PHẢI
   ============================================================ */

.ct-legacy-cta {
    position: fixed;
    right: 15px;
    bottom: 92px;
    z-index: 5000;
    width: 72px;
}


.ct-legacy-cta-item {
    position: relative;
    width: 72px;
    height: 72px;
    margin-top: 5px;
}


/* vòng tỏa */
.ct-legacy-cta-wave {
    position: absolute;
    left: 7px;
    top: 7px;
    width: 58px;
    height: 58px;
    border-radius: 50%;
    background: rgba(230, 8, 8, .20);
    box-shadow: 0 0 0 rgba(230, 8, 8, .35);
    animation: ctLegacyCtaWave 1.3s infinite;
}


.ct-legacy-cta-zalo
.ct-legacy-cta-wave {
    background: rgba(33, 150, 243, .20);
    box-shadow: 0 0 0 rgba(33, 150, 243, .35);
}


@keyframes ctLegacyCtaWave {

    0% {
        transform: scale(.88);
        box-shadow: 0 0 0 0 rgba(230, 8, 8, .35);
    }

    70% {
        transform: scale(1);
        box-shadow: 0 0 0 12px rgba(230, 8, 8, 0);
    }

    100% {
        transform: scale(.88);
        box-shadow: 0 0 0 0 rgba(230, 8, 8, 0);
    }
}


/* nút tròn */
.ct-legacy-cta-button {
    position: absolute;
    left: 16px;
    top: 16px;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: #e63232;
    color: #ffffff;
    z-index: 2;
    animation: ctLegacyCtaShake 2s infinite ease-in-out;
}


    .ct-legacy-cta-button svg {
        width: 22px;
        height: 22px;
        fill: #ffffff;
    }


.ct-legacy-zalo-button {
    background: #2196f3;
}


.ct-zalo-word {
    color: #ffffff;
    font-size: 10px;
    font-weight: 800;
    line-height: 1;
}


/* Blogger gốc: icon rung trái/phải */
@keyframes ctLegacyCtaShake {

    0%, 50%, 100% {
        transform: rotate(0deg);
    }

    10% {
        transform: rotate(-25deg);
    }

    20% {
        transform: rotate(25deg);
    }

    30% {
        transform: rotate(-25deg);
    }

    40% {
        transform: rotate(25deg);
    }
}


/* ============================================================
   LABEL PHONE/ZALO:
   bình thường ẩn
   rê chuột trượt từ phải sang trái
   ============================================================ */

.ct-legacy-cta-label {
    position: absolute;
    right: 32px;
    top: 16px;
    height: 40px;
    min-width: 165px;
    display: flex;
    align-items: center;
    padding: 0 48px 0 15px;
    border-radius: 999px;
    background: #e63232;
    color: #ffffff;
    white-space: nowrap;
    font-size: 13px;
    font-weight: 700;
    opacity: 0;
    visibility: hidden;
    transform: translateX(22px);
    transition: opacity .22s ease, transform .28s ease, visibility .22s ease;
}


.ct-legacy-cta-zalo
.ct-legacy-cta-label {
    background: #2196f3;
}


.ct-legacy-cta-item:hover
.ct-legacy-cta-label {
    opacity: 1;
    visibility: visible;
    transform: translateX(0);
}


/* ============================================================
   NÚT VỀ ĐẦU TRANG
   giống nút nhỏ bên phải Blogger
   ============================================================ */

.ct-scroll-top {
    position: fixed;
    right: 16px;
    bottom: 18px;
    z-index: 4999;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    border: 1px solid rgba(120, 130, 138, .35);
    border-radius: 2px;
    background: rgba(255, 255, 255, .92);
    color: #58636b;
    font-size: 19px;
    font-weight: 500;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(6px);
    transition: opacity .18s ease, transform .18s ease, visibility .18s ease;
}


    .ct-scroll-top.show {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }


    .ct-scroll-top:hover {
        color: #e84a22;
        border-color: #e84a22;
    }


/* ============================================================
   MOBILE
   ============================================================ */

@media (max-width: 700px) {

    .ct-legacy-hotline {
        left: 7px;
        bottom: 6px;
    }


    .ct-legacy-hotline-number {
        display: none;
    }


    .ct-legacy-cta {
        right: 6px;
        bottom: 66px;
    }


    .ct-legacy-cta-label {
        min-width: 135px;
        font-size: 12px;
    }


    .ct-scroll-top {
        right: 11px;
        bottom: 10px;
    }
}

/* ============================================================
   FOOTER BOTTOM GIỐNG BLOGGER:
   COPYRIGHT GIỮA + TÌM KIẾM BÊN PHẢI
   ============================================================ */

.ct-footer-bottom-legacy {
    position: relative;
    min-height: 46px;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    padding: 10px 150px 10px !important;
}


.ct-footer-copyright {
    text-align: center;
    color: #8e9aa0;
    font-size: 13px;
}


.ct-footer-search-button {
    position: absolute;
    right: 110px;
    top: 50%;
    transform: translateY(-50%);
    border: 0;
    background: transparent;
    color: #81898e;
    font-size: 11px;
    cursor: pointer;
}

    .ct-footer-search-button:hover {
        color: #ffffff;
    }


.ct-footer-search-panel {
    position: fixed;
    inset: 0;
    z-index: 6000;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding-top: 100px;
    background: rgba(15, 23, 32, .68);
}


    .ct-footer-search-panel[hidden] {
        display: none !important;
    }


.ct-footer-search-form {
    width: min( 620px, calc(100vw - 40px) );
    display: grid;
    grid-template-columns: 1fr 52px;
    border-radius: 5px;
    overflow: hidden;
    background: #ffffff;
    box-shadow: 0 18px 55px rgba(0, 0, 0, .28);
}


    .ct-footer-search-form input {
        min-width: 0;
        height: 52px;
        padding: 0 17px;
        border: 0;
        outline: 0;
        font-size: 15px;
    }


    .ct-footer-search-form button {
        border: 0;
        background: #e84a22;
        color: #ffffff;
        cursor: pointer;
    }


@media (max-width: 700px) {

    .ct-footer-bottom-legacy {
        padding: 10px 0 44px !important;
    }


    .ct-footer-search-button {
        position: absolute;
        right: 110px;
        top: 50%;
        transform: translateY(-50%);
    }
}


/* ============================================================
   CHÁNH TÍN - FIX ẢNH SLIDER KHÔNG MẤT CHÂN
   GIỮ NGUYÊN TOÀN BỘ LOGIC SLIDE / ANIMATION / THANH CAM
   ============================================================ */

body[data-chanhtin-page="home"] .ct-home-slider {
    height: auto !important;
    min-height: 0 !important;
    aspect-ratio: 1388 / 500 !important;
    overflow: hidden !important;
}


body[data-chanhtin-page="home"] .ct-home-slider-track {
    position: absolute !important;
    inset: 0 !important;
    width: 100% !important;
    height: 100% !important;
    min-height: 0 !important;
}


body[data-chanhtin-page="home"] .ct-home-slide,
body[data-chanhtin-page="home"] .ct-home-slide.active {
    position: absolute !important;
    inset: 0 !important;
    width: 100% !important;
    height: 100% !important;
}


body[data-chanhtin-page="home"] .ct-home-slide-link {
    display: block !important;
    width: 100% !important;
    height: 100% !important;
}


/* ============================================================
   ẢNH SLIDER PHỦ KÍN TOÀN KHUNG
   Không để khoảng trắng trái/phải.
   Ảnh đã được Admin chuẩn hóa 1380 x 500.
   ============================================================ */

body[data-chanhtin-page="home"] .ct-home-slide-image,
body[data-chanhtin-page="home"] .ct-home-slide.active .ct-home-slide-image {
    display: block !important;
    width: 100% !important;
    height: 100% !important;
    object-fit: cover !important;
    object-position: center center !important;
    margin: 0 !important;
    padding: 0 !important;
    max-width: none !important;
}

/* MOBILE */
@media (max-width: 767px) {

    body[data-chanhtin-page="home"] .ct-home-slider {
        height: auto !important;
        min-height: 0 !important;
        aspect-ratio: 1388 / 500 !important;
    }
}


/* ============================================================
   MOBILE MENU SAFE FIX
   CHỈ SỬA:
   1) Nút 3 gạch nằm bên phải
   2) Menu chính chỉ hiện khi bấm 3 gạch
   3) Dịch vụ click -> hiện menu con
   4) Tư vấn thiết kế click -> hiện menu cấp 2
   KHÔNG đụng slider / dự án / viền ảnh / desktop
   ============================================================ */

@media (max-width: 980px) {

    /* HEADER */
    .ct-header .ct-header-row {
        position: relative !important;
        display: flex !important;
        align-items: center !important;
        justify-content: space-between !important;
    }

    .ct-header .ct-brand {
        flex: 0 0 auto !important;
        margin-right: auto !important;
    }

    /* NÚT 3 GẠCH */
    .ct-header .ct-menu-toggle {
        display: inline-flex !important;
        align-items: center !important;
        justify-content: center !important;
        width: 46px !important;
        height: 46px !important;
        flex: 0 0 46px !important;
        margin-left: auto !important;
        margin-right: 0 !important;
        padding: 0 !important;
        border: 0 !important;
        outline: 0 !important;
        box-shadow: none !important;
        background: transparent !important;
        color: #333333 !important;
        font-size: 34px !important;
        line-height: 1 !important;
        cursor: pointer !important;
        z-index: 7001 !important;
    }

    /* MENU CHÍNH: mặc định ẩn */
    .ct-header .ct-nav {
        display: none !important;
        position: absolute !important;
        top: calc(100% - 1px) !important;
        right: 0 !important;
        left: auto !important;
        width: min(300px, calc(100vw - 24px)) !important;
        height: auto !important;
        margin: 0 !important;
        padding: 8px 0 !important;
        flex-direction: column !important;
        align-items: stretch !important;
        gap: 0 !important;
        background: #ffffff !important;
        border: 1px solid #e5e8ea !important;
        border-top: 0 !important;
        box-shadow: 0 12px 28px rgba(0,0,0,.14) !important;
        overflow: visible !important;
        z-index: 7000 !important;
    }

        /* Click 3 gạch -> JS thêm class open */
        .ct-header .ct-nav.open {
            display: flex !important;
        }

        /* Các mục menu chính */
        .ct-header .ct-nav > a,
        .ct-header .ct-nav > .ct-nav-dropdown,
        .ct-header .ct-nav > .ct-nav-dropdown > a {
            width: 100% !important;
        }

            .ct-header .ct-nav > a,
            .ct-header .ct-nav > .ct-nav-dropdown > a {
                min-height: 48px !important;
                display: flex !important;
                align-items: center !important;
                justify-content: flex-start !important;
                margin: 0 !important;
                padding: 0 18px !important;
                border: 0 !important;
                outline: 0 !important;
                border-radius: 0 !important;
                background: #ffffff !important;
                color: #202a32 !important;
                font-size: 17px !important;
                font-weight: 650 !important;
                line-height: 1.2 !important;
                text-align: left !important;
            }

        /* Không tạo gạch/viền đỏ active trên mobile menu */
        .ct-header .ct-nav a::after,
        .ct-header .ct-nav-dropdown-main::after {
            display: none !important;
            content: none !important;
        }

        .ct-header .ct-nav > a:hover,
        .ct-header .ct-nav > a.active,
        .ct-header .ct-nav > .ct-nav-dropdown > a:hover,
        .ct-header .ct-nav > .ct-nav-dropdown > a.active {
            background: #f5f6f6 !important;
            color: #202a32 !important;
            border: 0 !important;
            outline: 0 !important;
        }

    /* CHEMTUS */
    .ct-header .ct-nav-chemtus {
        width: calc(100% - 16px) !important;
        min-height: 48px !important;
        margin: 4px 8px 0 !important;
        padding: 0 16px !important;
        justify-content: center !important;
        border: 0 !important;
        outline: 0 !important;
        border-radius: 8px !important;
        background: #121d27 !important;
        color: #ffffff !important;
    }

    /* ========================================================
       DỊCH VỤ - MENU CẤP 1
       ======================================================== */

    .ct-header .ct-nav-dropdown {
        display: block !important;
        height: auto !important;
    }

    .ct-header .ct-nav-dropdown-main {
        display: flex !important;
        align-items: center !important;
        justify-content: space-between !important;
    }

    /* Mặc định ẩn menu con */
    .ct-header .ct-nav-dropdown > .ct-nav-dropdown-menu {
        display: none !important;
        position: static !important;
        top: auto !important;
        left: auto !important;
        width: 100% !important;
        min-width: 0 !important;
        margin: 0 !important;
        padding: 4px 8px 8px !important;
        border: 0 !important;
        outline: 0 !important;
        box-shadow: none !important;
        background: #f7f8f8 !important;
        opacity: 1 !important;
        visibility: visible !important;
        pointer-events: auto !important;
        transform: none !important;
    }

    /* Click Dịch vụ -> JS thêm mobile-open */
    .ct-header .ct-nav-dropdown.mobile-open > .ct-nav-dropdown-menu {
        display: block !important;
    }

    /* Link con cấp 1 */
    .ct-header .ct-nav-dropdown-menu > a,
    .ct-header .ct-nav-submenu-parent {
        display: flex !important;
        align-items: center !important;
        justify-content: space-between !important;
        width: 100% !important;
        min-height: 42px !important;
        margin: 0 !important;
        padding: 8px 12px !important;
        border: 0 !important;
        outline: 0 !important;
        background: transparent !important;
        color: #263238 !important;
        font-size: 15px !important;
        font-weight: 600 !important;
        line-height: 1.35 !important;
        text-align: left !important;
    }

        .ct-header .ct-nav-dropdown-menu > a:hover,
        .ct-header .ct-nav-submenu-parent:hover {
            background: #eceff1 !important;
        }

    /* ========================================================
       TƯ VẤN THIẾT KẾ - MENU CẤP 2
       ======================================================== */

    .ct-header .ct-nav-submenu-menu {
        display: none !important;
        position: static !important;
        width: 100% !important;
        min-width: 0 !important;
        margin: 2px 0 6px 12px !important;
        padding: 0 0 0 10px !important;
        border: 0 !important;
        border-left: 2px solid #dddddd !important;
        outline: 0 !important;
        box-shadow: none !important;
        background: transparent !important;
        opacity: 1 !important;
        visibility: visible !important;
        pointer-events: auto !important;
        transform: none !important;
    }

    /* Click Tư vấn thiết kế -> JS thêm mobile-open */
    .ct-header .ct-nav-submenu.mobile-open > .ct-nav-submenu-menu {
        display: block !important;
    }

    .ct-header .ct-nav-submenu-menu a {
        display: block !important;
        width: 100% !important;
        margin: 0 !important;
        padding: 8px 10px !important;
        border: 0 !important;
        outline: 0 !important;
        color: #45515a !important;
        font-size: 14px !important;
        font-weight: 500 !important;
        line-height: 1.35 !important;
    }
}


/* Điện thoại nhỏ */
@media (max-width: 480px) {

    .ct-header .ct-nav {
        right: 0 !important;
        width: min(290px, calc(100vw - 18px)) !important;
    }

    .ct-header .ct-menu-toggle {
        width: 44px !important;
        height: 44px !important;
        flex-basis: 44px !important;
    }
}


/* ============================================================
   MOBILE - THU NHỎ CHỮ TRÊN THANH CAM SLIDER
   Giữ nguyên desktop và toàn bộ chức năng hiện tại.
   ============================================================ */
@media (max-width: 560px) {

    .ct-home-slider-caption {
        max-width: calc(100% - 20px) !important;
        padding: 5px 9px !important;
        font-size: 13px !important;
        line-height: 1.15 !important;
        white-space: nowrap !important;
        overflow: hidden !important;
        text-overflow: ellipsis !important;
    }

        .ct-home-slider-caption strong,
        .ct-home-slider-caption span,
        .ct-home-slider-caption a {
            font-size: 13px !important;
            line-height: 1.15 !important;
        }
}

@media (max-width: 390px) {

    .ct-home-slider-caption,
    .ct-home-slider-caption strong,
    .ct-home-slider-caption span,
    .ct-home-slider-caption a {
        font-size: 12px !important;
    }
}


/* ============================================================
   MOBILE - CHỮ TRẮNG THANH CAM: HIỆN ĐỦ TOÀN BỘ
   Chỉ sửa chữ .ct-home-slider-title trên điện thoại.
   KHÔNG sửa menu, slider image, dự án hay desktop.
   ============================================================ */

@media (max-width: 767px) {

    body[data-chanhtin-page="home"]
    .ct-home-slide
    .ct-home-slider-caption.right
    .ct-home-slider-title {
        display: block !important;
        width: 100% !important;
        max-width: 100% !important;
        height: 24px !important;
        margin: 0 !important;
        padding: 0 !important;
        color: #ffffff !important;
        font-family: Arial, "Segoe UI", sans-serif !important;
        font-size: 7px !important;
        font-weight: 700 !important;
        line-height: 24px !important;
        letter-spacing: -0.15px !important;
        white-space: nowrap !important;
        overflow: visible !important;
        text-overflow: clip !important;
        transform: none !important;
    }
}


/* Điện thoại rất hẹp như 360px */
@media (max-width: 390px) {

    body[data-chanhtin-page="home"]
    .ct-home-slide
    .ct-home-slider-caption.right
    .ct-home-slider-title {
        font-size: 7px !important;
        letter-spacing: -0.2px !important;
    }
}


/* ============================================================
   MOBILE - CĂN GIỮA CHỮ TRẮNG TRONG THANH CAM
   Chỉ sửa vị trí dọc của .ct-home-slider-title.
   KHÔNG sửa menu, ảnh slider, dự án hay desktop.
   ============================================================ */

@media (max-width: 767px) {

    body[data-chanhtin-page="home"]
    .ct-home-slide
    .ct-home-slider-caption.right {
        display: flex !important;
        align-items: center !important;
    }

        body[data-chanhtin-page="home"]
        .ct-home-slide
        .ct-home-slider-caption.right
        .ct-home-slider-title {
            position: static !important;
            display: flex !important;
            align-items: center !important;
            justify-content: flex-start !important;
            width: 100% !important;
            height: 24px !important;
            min-height: 24px !important;
            margin: 0 !important;
            padding: 0 !important;
            line-height: 1 !important;
            vertical-align: middle !important;
            transform: none !important;
        }
}

/* ÉP CỠ CHỮ TRẮNG THANH CAM TRÊN ĐIỆN THOẠI */
@media (max-width: 767px) {
    body[data-chanhtin-page="home"]
    .ct-home-slide
    .ct-home-slider-caption.right
    .ct-home-slider-title,
    body[data-chanhtin-page="home"]
    .ct-home-slide
    .ct-home-slider-caption.right
    .ct-home-slider-title span,
    body[data-chanhtin-page="home"]
    .ct-home-slide
    .ct-home-slider-caption.right
    .ct-home-slider-title a {
        font-size: 6px !important;
    }
}

/* ============================================================
   FOOTER CHÁNH TÍN - FINAL
   Chỉ bổ sung cho khối thương hiệu ở cột footer đầu tiên.
   Các CSS gốc phía trên giữ nguyên.
   ============================================================ */

.ct-footer-grid > div:first-child {
    text-align: center !important;
}

    .ct-footer-grid > div:first-child .ct-footer-logo-wrap {
        display: flex !important;
        justify-content: center !important;
        align-items: center !important;
        margin: 0 0 3px !important;
    }

    .ct-footer-grid > div:first-child .ct-footer-logo-image {
        display: block !important;
        width: 145px !important;
        height: auto !important;
        max-width: 145px !important;
        max-height: none !important;
        margin: 0 auto !important;
        object-fit: contain !important;
        object-position: center !important;
    }

.ct-footer-brand-message {
    width: 430px !important;
    max-width: 100% !important;
    margin: 0 auto !important;
    padding: 0 !important;
    transform: translateX(18px) !important;
    color: #ffffff !important;
    text-align: center !important;
    font-family: Arial, Helvetica, sans-serif !important;
}

.ct-footer-brand-name {
    margin: 0 0 4px !important;
    padding: 0 !important;
    color: #ffffff !important;
    text-align: center !important;
    font-family: Arial, Helvetica, sans-serif !important;
    font-size: 24px !important;
    font-weight: 800 !important;
    line-height: 1.05 !important;
    letter-spacing: 0 !important;
}

.ct-footer-brand-line:nth-of-type(2),
.ct-footer-brand-line:nth-of-type(3) {
    display: block !important;
    box-sizing: border-box !important;
    width: 370px !important;
    max-width: 100% !important;
    margin: 0 auto !important;
    padding: 0 !important;
    color: #ffffff !important;
    font-family: Arial, Helvetica, sans-serif !important;
    font-size: 12px !important;
    font-weight: 700 !important;
    line-height: 1.28 !important;
    letter-spacing: 0 !important;
    text-align: left !important;
    white-space: nowrap !important;
}

.ct-footer-brand-line:nth-of-type(2) {
    padding-left: 0 !important;
}

.ct-footer-brand-line:nth-of-type(3) {
    padding-left: 58px !important;
}

.ct-footer-brand-line:nth-of-type(4) {
    display: block !important;
    width: 370px !important;
    max-width: 100% !important;
    margin: 1px auto 0 !important;
    padding: 0 !important;
    color: #ffffff !important;
    text-align: center !important;
    font-family: Arial, Helvetica, sans-serif !important;
    font-size: 12px !important;
    font-weight: 700 !important;
    line-height: 1.28 !important;
    letter-spacing: 0 !important;
    white-space: nowrap !important;
}

.ct-footer-brand-slogan {
    display: block !important;
    width: 370px !important;
    max-width: 100% !important;
    margin: 5px auto 0 !important;
    padding: 0 !important;
    color: #ffffff !important;
    text-align: center !important;
    font-family: Arial, Helvetica, sans-serif !important;
    font-size: 10px !important;
    font-weight: 400 !important;
    font-style: italic !important;
    line-height: 1.15 !important;
    letter-spacing: 0 !important;
}

@media (max-width: 650px) {

    .ct-footer-grid > div:first-child .ct-footer-logo-image {
        width: 125px !important;
        max-width: 125px !important;
    }

    .ct-footer-brand-message {
        width: 330px !important;
        transform: none !important;
    }

    .ct-footer-brand-name {
        font-size: 21px !important;
    }

    .ct-footer-brand-line:nth-of-type(2),
    .ct-footer-brand-line:nth-of-type(3),
    .ct-footer-brand-line:nth-of-type(4),
    .ct-footer-brand-slogan {
        width: 315px !important;
        max-width: 315px !important;
    }

    .ct-footer-brand-line:nth-of-type(2),
    .ct-footer-brand-line:nth-of-type(3),
    .ct-footer-brand-line:nth-of-type(4) {
        font-size: 10.5px !important;
    }

    .ct-footer-brand-line:nth-of-type(3) {
        padding-left: 51px !important;
    }

    .ct-footer-brand-slogan {
        font-size: 9px !important;
    }
}