/* Landing Page — editorial layout (v3 — Bootstrap 5.3 base) */
:root {
    --lp-bg: #f3f1ec;
    --lp-bg-soft: #eae6de;
    --lp-surface: #ffffff;
    --lp-text: #1c1917;
    --lp-text-soft: #44403c;
    --lp-muted: #78716c;
    --lp-border: #e7e2d9;
    --lp-accent: #0b57d0;
    --lp-accent-hover: #0842a0;
    --lp-accent-soft: rgba(11, 87, 208, 0.1);
    --lp-radius: 20px;
    --lp-radius-sm: 12px;
    --lp-shadow: 0 4px 24px rgba(28, 25, 23, 0.06);
    --lp-shadow-card: 0 20px 50px rgba(28, 25, 23, 0.1);
    --lp-font-stack: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --lp-font-display: var(--lp-font-stack);
    --lp-font-body: var(--lp-font-stack);
    --bs-font-sans-serif: var(--lp-font-stack);
    --bs-body-font-family: var(--lp-font-stack);
    --lp-max-read: 900px;
    --lp-media-ratio: 16 / 9;
    --lp-figure-max-h: min(68vh, 640px);
    --lp-ease: cubic-bezier(0.22, 1, 0.36, 1);
}

html {
    scroll-behavior: smooth;
    font-family: var(--lp-font-stack);
}

form#form1 {
    margin: 0;
}

body.lp-page {
    overflow-x: hidden;
    background: var(--lp-bg);
    color: var(--lp-text);
    font-family: var(--lp-font-body);
    font-size: 1.0625rem;
    line-height: 1.75;
    padding-bottom: 110px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    font-feature-settings: "kern" 1, "liga" 1;
}

/* Reading progress */
.lp-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    width: 0;
    z-index: 100000;
    background: linear-gradient(90deg, var(--lp-accent), #3b9eff);
    transition: width 0.08s linear;
}

/* ========== HERO ========== */
.lp-hero {
    position: relative;
    width: 100%;
    height: min(78vh, 720px);
    min-height: 300px;
    overflow: hidden;
    background: var(--lp-bg-soft);
}

.lp-hero__media {
    position: absolute;
    inset: 0;
}

    .lp-hero__media img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        display: block;
    }

    .lp-hero__media iframe {
        position: absolute;
        top: 50%;
        left: 50%;
        width: max(100%, 177.78vh);
        height: max(100%, 56.25vw);
        transform: translate(-50%, -50%);
        border: 0;
        z-index: 1;
    }

    .lp-hero__media video {
        width: 100%;
        height: 100%;
        object-fit: cover;
        display: block;
    }

.lp-hero__shade {
    position: absolute;
    inset: 0;
    z-index: 2;
    background: linear-gradient(180deg, rgba(0,0,0,.12) 0%, transparent 40%), linear-gradient(0deg, rgba(15,12,10,.88) 0%, rgba(15,12,10,.35) 42%, transparent 72%);
    pointer-events: none;
}

.lp-hero__content {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 3;
    padding: 2.5rem 1.5rem 3.25rem;
    max-width: min(960px, calc(var(--lp-max-read) + 4rem));
    margin: 0 auto;
    pointer-events: none;
}

.lp-hero__badge {
    display: inline-block;
    margin-bottom: 0.65rem;
    padding: 0.3rem 0.75rem;
    border-radius: 6px;
    background: rgba(255,255,255,.18);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    color: #fff;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.lp-hero__title {
    margin: 0;
    font-family: var(--lp-font-display);
    font-size: clamp(1.5rem, 4vw, 2rem);
    font-weight: 700;
    font-style: normal;
    line-height: 1.45;
    letter-spacing: 0;
    word-spacing: normal;
    color: #fff;
    text-shadow: 0 2px 16px rgba(0, 0, 0, 0.35);
    overflow-wrap: break-word;
    word-break: normal;
    hyphens: manual;
}

/* Hero video: toolbar Xem full + Bật tiếng */
.lp-hero__toolbar {
    position: absolute;
    right: 1.25rem;
    bottom: 1.25rem;
    z-index: 20;
    display: inline-flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: flex-end;
    gap: 8px;
    max-width: calc(100% - 2rem);
    pointer-events: auto;
}

.lp-hero-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.45rem 0.9rem;
    border: 1px solid rgba(255, 255, 255, 0.4);
    border-radius: 999px;
    background: rgba(0, 0, 0, 0.65);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: #fff;
    font-family: var(--lp-font-body);
    font-size: 0.8rem;
    font-weight: 600;
    line-height: 1.2;
    cursor: pointer;
    user-select: none;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.35);
    transition: background 0.2s ease, border-color 0.2s ease, transform 0.15s ease, opacity 0.15s ease;
}

    .lp-hero-btn:hover:not(.is-toggling) {
        background: rgba(0, 0, 0, 0.92);
        border-color: #fff;
        transform: scale(1.03);
    }

    .lp-hero-btn.is-toggling {
        opacity: 0.7;
        pointer-events: none;
    }

.lp-hero-btn__icon {
    display: inline-flex;
    width: 16px;
    height: 16px;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

    .lp-hero-btn__icon svg {
        width: 16px;
        height: 16px;
        display: block;
    }

.lp-hero-btn--sound .icon-unmuted {
    display: none;
}

.lp-hero-btn--sound[data-muted="false"] .icon-muted {
    display: none;
}

.lp-hero-btn--sound[data-muted="false"] .icon-unmuted {
    display: block;
}

/* Modal video — Bootstrap 5.3 */
.lp-video-modal .modal-content {
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.45);
}

.lp-video-modal .modal-header {
    position: absolute;
    top: 0;
    right: 0;
    left: 0;
    z-index: 2;
    padding: 0.5rem 0.75rem;
}

#lpVideoExpandIframe,
#lpVideoExpandPlayer {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    border: 0;
    object-fit: contain;
    background: #000;
}

#lpVideoExpandPlayer {
    display: none;
}

#lpVideoExpandIframe:not([src]),
#lpVideoExpandIframe[src=""] {
    display: none;
}

/* ========== MAIN / ARTICLE CARD ========== */
.lp-main {
    position: relative;
    z-index: 5;
    margin-top: -2.75rem;
    padding: 0 clamp(0.75rem, 2.5vw, 1.5rem) 2rem;
}

.lp-main--no-hero {
    margin-top: 1.25rem;
}

.lp-article {
    max-width: var(--lp-max-read);
    margin: 0 auto;
}

.lp-article__card {
    background: var(--lp-surface);
    border-radius: 15px;
    box-shadow: var(--lp-shadow-card);
    padding: 2rem;
    border: 1px solid rgba(255,255,255,.8);
}

.lp-article__title {
    margin: 0 0 1rem;
    font-family: var(--lp-font-display);
    font-size: clamp(1.45rem, 3.5vw, 1.875rem);
    font-weight: 700;
    font-style: normal;
    line-height: 1.45;
    letter-spacing: 0;
    word-spacing: normal;
    color: var(--lp-text);
    overflow-wrap: break-word;
    word-break: normal;
}

/* Ẩn tiêu đề trùng khi đã có hero (JS gắn .lp-main--no-hero khi không có hero) */
.lp-main:not(.lp-main--no-hero) .lp-article__title {
    display: none;
}

.lp-article__lead {
    margin: 0 0 1.75rem;
    padding: 1rem 0 1rem 1.15rem;
    /*border-left: 4px solid var(--lp-accent);*/
    font-family: var(--lp-font-body);
    font-size: 1.125rem;
    font-weight: 600;
    line-height: 1.65;
    letter-spacing: 0;
    color: var(--lp-text-soft);
    background: linear-gradient(90deg, var(--lp-accent-soft), transparent 85%);
    border-radius: 10px;
}

    .lp-article__lead:empty {
        display: none;
        margin: 0;
        padding: 0;
        border: none;
        background: none;
    }

.lp-article__divider {
    height: 1px;
    margin: 0 0 2rem;
    background: linear-gradient(90deg, transparent, var(--lp-border) 20%, var(--lp-border) 80%, transparent);
}

.lp-article__body {
    color: var(--lp-text-soft);
}

    /* CMS rich text */
    .lp-article__body .article-text,
    .lp-article__body .article-text p,
    .lp-article__body .article-text div,
    .lp-article__body .article-text li {
        margin-bottom: 1.25rem;
        font-size: 1.0625rem;
        line-height: 1.85;
        text-align: justify;
    }

        .lp-article__body .article-text h2,
        .lp-article__body .article-text h3 {
            font-family: var(--lp-font-display);
            color: var(--lp-text);
            margin: 2rem 0 0.65rem;
            line-height: 1.45;
            font-weight: 700;
            letter-spacing: 0;
        }

        .lp-article__body .article-text a {
            color: var(--lp-accent);
            text-decoration: underline;
            text-underline-offset: 3px;
        }

        .lp-article__body .article-text img {
            max-width: 100%;
            width: 100%;
            height: auto;
            border-radius: var(--lp-radius-sm);
            border: 1px solid var(--lp-border);
            box-shadow: var(--lp-shadow);
        }

        /* Video embed trong ContentBlocks (YouTube/Facebook/iframe/mp4) */
        .lp-article__body .article-text iframe,
        .lp-article__body .article-text video,
        .lp-article__body .article-text embed,
        .lp-article__body .article-text object {
            display: block;
            width: 100% !important;
            max-width: 100% !important;
            height: auto;
            min-height: 240px;
            aspect-ratio: 16 / 9;
            margin: 1.25rem auto;
            border: 0;
            border-radius: var(--lp-radius-sm);
            background: #000;
            box-shadow: var(--lp-shadow);
            overflow: hidden;
        }

        .lp-article__body .article-text video {
            object-fit: contain;
        }

/* ========== ẢNH TRONG BÀI — theo khung đọc 900px ========== */
.lp-article__card .full-width-figure,
.full-width-figure {
    position: relative;
    left: auto;
    width: 100%;
    max-width: 100%;
    margin: 1rem 0;
    margin-left: 0;
    margin-right: 0;
    background: var(--lp-bg-soft);
    border-radius: var(--lp-radius-sm);
    overflow: hidden;
    box-shadow: var(--lp-shadow);
    border: 1px solid var(--lp-border);
}

    .full-width-figure a {
        display: block;
        line-height: 0;
        width: 100%;
        max-width: 100%;
        aspect-ratio: var(--lp-media-ratio);
        max-height: var(--lp-figure-max-h);
        overflow: hidden;
        background: #000;
    }

    .full-width-figure img {
        width: 100%;
        height: 100%;
        min-height: 220px;
        object-fit: cover;
        object-position: center center;
        display: block;
        cursor: zoom-in;
        vertical-align: middle;
    }

    .full-width-figure figcaption {
        max-width: none;
        margin: 0;
        padding: 0.75rem 1rem;
        background: var(--lp-bg);
        border-top: 1px solid var(--lp-border);
        font-family: var(--lp-font-body);
        font-size: 0.875rem;
        font-style: normal;
        font-weight: 500;
        line-height: 1.5;
        color: var(--lp-muted);
        text-align: left;
    }

        .full-width-figure figcaption:empty {
            display: none;
        }

/* ========== BLOCK GALLERY (1–6 ảnh — mosaic editorial) ========== */
.lp-block-gallery {
    --lp-block-gap: 0.4rem;
    --lp-block-h: clamp(220px, 42vw, 320px);
    display: grid;
    gap: var(--lp-block-gap);
    width: 100%;
    margin: 1.75rem 0;
}

.lp-block-gallery__item {
    position: relative;
    display: block;
    overflow: hidden;
    min-height: 0;
    min-width: 0;
    height: 100%;
    border-radius: 10px;
    background: var(--lp-bg-soft);
    border: 1px solid var(--lp-border);
    box-shadow: var(--lp-shadow);
    line-height: 0;
    text-decoration: none;
}

    .lp-block-gallery__item img {
        position: absolute;
        inset: 0;
        width: 100%;
        height: 100%;
        object-fit: cover;
        object-position: center center;
        display: block;
        cursor: zoom-in;
        transition: transform 0.45s var(--lp-ease);
    }

    .lp-block-gallery__item:hover img {
        transform: scale(1.05);
    }

    .lp-block-gallery__item::after {
        content: '';
        position: absolute;
        inset: 0;
        pointer-events: none;
        border-radius: inherit;
        box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.14);
    }

/* 1 ảnh — full khung (không dùng height cố định của mosaic) */
.lp-block-gallery--count-1 {
    grid-template-columns: 1fr;
    height: auto;
    min-height: 0;
    max-height: none;
}

    .lp-block-gallery--count-1 .lp-block-gallery__item {
        height: auto;
        aspect-ratio: var(--lp-media-ratio);
        max-height: var(--lp-figure-max-h);
        min-height: clamp(200px, 52vw, 320px);
    }

/* 2, 5 ảnh — chiều cao khối cố định 320px */
.lp-block-gallery--count-2,
.lp-block-gallery--count-5 {
    height: var(--lp-block-h);
    min-height: var(--lp-block-h);
    max-height: var(--lp-block-h);
}

/* 2 ảnh — chia đôi ngang */
.lp-block-gallery--count-2 {
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: 1fr;
}

/* 3 ảnh — hero trái ~66% + 2 xếp dọc phải ~33% (ảnh mẫu) */
.lp-block-gallery--count-3 {
    --lp-block-h-3: clamp(260px, 48vw, 380px);
    grid-template-columns: 2fr 1fr;
    grid-template-rows: repeat(2, minmax(0, 1fr));
    height: var(--lp-block-h-3);
    min-height: var(--lp-block-h-3);
    max-height: var(--lp-block-h-3);
}

    .lp-block-gallery--count-3 .lp-block-gallery__item:nth-child(1) {
        grid-column: 1;
        grid-row: 1 / span 2;
    }

    .lp-block-gallery--count-3 .lp-block-gallery__item:nth-child(2) {
        grid-column: 2;
        grid-row: 1;
    }

    .lp-block-gallery--count-3 .lp-block-gallery__item:nth-child(3) {
        grid-column: 2;
        grid-row: 2;
    }

/* 4 ảnh — hero trái + 1 ngang trên + 2 dưới */
.lp-block-gallery--count-4 {
    --lp-block-h-4: clamp(260px, 48vw, 380px);
    grid-template-columns: repeat(4, minmax(0, 1fr));
    grid-template-rows: repeat(2, minmax(0, 1fr));
    height: var(--lp-block-h-4);
    min-height: var(--lp-block-h-4);
    max-height: var(--lp-block-h-4);
}

    .lp-block-gallery--count-4 .lp-block-gallery__item:nth-child(1) {
        grid-column: 1 / span 2;
        grid-row: 1 / span 2;
    }

    .lp-block-gallery--count-4 .lp-block-gallery__item:nth-child(2) {
        grid-column: 3 / span 2;
        grid-row: 1;
    }

    .lp-block-gallery--count-4 .lp-block-gallery__item:nth-child(3) {
        grid-column: 3;
        grid-row: 2;
    }

    .lp-block-gallery--count-4 .lp-block-gallery__item:nth-child(4) {
        grid-column: 4;
        grid-row: 2;
    }

/* 5 ảnh — hero trái + lưới 2×2 phải */
.lp-block-gallery--count-5 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    grid-template-rows: repeat(2, minmax(0, 1fr));
}

    .lp-block-gallery--count-5 .lp-block-gallery__item:nth-child(1) {
        grid-column: 1 / span 2;
        grid-row: 1 / span 2;
    }

    .lp-block-gallery--count-5 .lp-block-gallery__item:nth-child(2) {
        grid-column: 3;
        grid-row: 1;
    }

    .lp-block-gallery--count-5 .lp-block-gallery__item:nth-child(3) {
        grid-column: 4;
        grid-row: 1;
    }

    .lp-block-gallery--count-5 .lp-block-gallery__item:nth-child(4) {
        grid-column: 3;
        grid-row: 2;
    }

    .lp-block-gallery--count-5 .lp-block-gallery__item:nth-child(5) {
        grid-column: 4;
        grid-row: 2;
    }

/* 6 ảnh — hero trái + 1 ngang + lưới 2×2 dưới */
.lp-block-gallery--count-6 {
    --lp-block-h: clamp(240px, 44vw, 380px);
    grid-template-columns: repeat(4, minmax(0, 1fr));
    grid-template-rows: repeat(3, minmax(0, 1fr));
    height: var(--lp-block-h);
    min-height: var(--lp-block-h);
    max-height: var(--lp-block-h);
}

    .lp-block-gallery--count-6 .lp-block-gallery__item:nth-child(1) {
        grid-column: 1 / span 2;
        grid-row: 1 / span 3;
    }

    .lp-block-gallery--count-6 .lp-block-gallery__item:nth-child(2) {
        grid-column: 3 / span 2;
        grid-row: 1;
    }

    .lp-block-gallery--count-6 .lp-block-gallery__item:nth-child(3) {
        grid-column: 3;
        grid-row: 2;
    }

    .lp-block-gallery--count-6 .lp-block-gallery__item:nth-child(4) {
        grid-column: 4;
        grid-row: 2;
    }

    .lp-block-gallery--count-6 .lp-block-gallery__item:nth-child(5) {
        grid-column: 3;
        grid-row: 3;
    }

    .lp-block-gallery--count-6 .lp-block-gallery__item:nth-child(6) {
        grid-column: 4;
        grid-row: 3;
    }

/* ========== GALLERY (cùng khung ảnh với full-width-figure) ========== */
.lp-gallery {
    width: 100%;
    max-width: 100%;
}

.lp-article__card .lp-gallery {
    margin: 0 0 2rem;
    padding: 0;
}

.lp-gallery__head {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    margin-bottom: 0.85rem;
}

    .lp-gallery__head h2 {
        margin: 0;
        font-family: var(--lp-font-body);
        font-size: 1rem;
        font-weight: 700;
        letter-spacing: 0;
        color: var(--lp-text);
    }

    .lp-gallery__head::before {
        content: '';
        width: 3px;
        height: 1.1rem;
        border-radius: 2px;
        background: var(--lp-accent);
    }

.lp-gallery__carousel {
    position: relative;
    width: 100%;
    max-width: 100%;
    margin: 0;
    border-radius: var(--lp-radius-sm);
    overflow: hidden;
    box-shadow: var(--lp-shadow);
    border: 1px solid var(--lp-border);
    background: var(--lp-bg-soft);
    aspect-ratio: var(--lp-media-ratio);
    max-height: var(--lp-figure-max-h);
}

    .lp-gallery__carousel .carousel-inner,
    .lp-gallery__carousel .carousel-item {
        height: 100%;
    }

        .lp-gallery__carousel .carousel-item a {
            display: block;
            width: 100%;
            height: 100%;
            line-height: 0;
            overflow: hidden;
            background: #000;
        }

        .lp-gallery__carousel .carousel-item img {
            width: 100%;
            height: 100%;
            min-height: 220px;
            object-fit: cover;
            object-position: center center;
            cursor: zoom-in;
        }

    .lp-gallery__carousel .carousel-control-prev,
    .lp-gallery__carousel .carousel-control-next {
        width: 46px;
        height: 46px;
        top: 50%;
        bottom: auto;
        transform: translateY(-50%);
        opacity: 1;
        border-radius: 50%;
        border: 1px solid rgba(255, 255, 255, 0.8);
        background: rgba(20, 20, 20, 0.62);
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
        box-shadow: 0 8px 26px rgba(0, 0, 0, 0.3), inset 0 0 0 1px rgba(255, 255, 255, 0.08);
        transition: background 0.22s var(--lp-ease), border-color 0.22s var(--lp-ease), box-shadow 0.22s var(--lp-ease), transform 0.22s var(--lp-ease);
    }

    .lp-gallery__carousel .carousel-control-prev {
        left: 14px;
    }

    .lp-gallery__carousel .carousel-control-next {
        right: 14px;
    }

    .lp-gallery__carousel .carousel-control-prev-icon,
    .lp-gallery__carousel .carousel-control-next-icon {
        width: 1.15rem;
        height: 1.15rem;
        filter: brightness(0) invert(1);
    }

    .lp-gallery__carousel .carousel-control-prev:hover,
    .lp-gallery__carousel .carousel-control-next:hover,
    .lp-gallery__carousel .carousel-control-prev:focus-visible,
    .lp-gallery__carousel .carousel-control-next:focus-visible {
        background: var(--lp-accent);
        border-color: rgba(255, 255, 255, 0.9);
        box-shadow: 0 8px 24px rgba(11, 87, 208, 0.38);
        transform: translateY(-50%) scale(1.06);
    }

        .lp-gallery__carousel .carousel-control-prev:hover .carousel-control-prev-icon,
        .lp-gallery__carousel .carousel-control-next:hover .carousel-control-next-icon,
        .lp-gallery__carousel .carousel-control-prev:focus-visible .carousel-control-prev-icon,
        .lp-gallery__carousel .carousel-control-next:focus-visible .carousel-control-next-icon {
            filter: brightness(0) invert(1);
        }

    .lp-gallery__carousel .carousel-indicators {
        margin-bottom: 0.75rem;
    }

        .lp-gallery__carousel .carousel-indicators [data-bs-target] {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            border: none;
            background-color: rgba(255, 255, 255, 0.55);
            opacity: 1;
            transition: width 0.2s, background-color 0.2s;
        }

        .lp-gallery__carousel .carousel-indicators .active {
            width: 22px;
            border-radius: 999px;
            background-color: #fff;
            box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
        }

/* Scroll reveal */
.lp-reveal {
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 0.55s var(--lp-ease), transform 0.55s var(--lp-ease);
}

    .lp-reveal.is-visible {
        opacity: 1;
        transform: translateY(0);
    }

/* Nút lên đầu trang */
.lp-back-to-top {
    position: fixed;
    right: 1.25rem;
    bottom: 1.5rem;
    z-index: 99985;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    padding: 0;
    border: 1px solid rgba(34, 120, 112, 0.72);
    border-radius: 50%;
    background: rgba(245, 249, 250, 0.74);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    color: #4b5563;
    line-height: 1;
    cursor: pointer;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
    opacity: 0;
    visibility: hidden;
    transform: translateY(12px) scale(0.92);
    transition: opacity 0.25s var(--lp-ease), visibility 0.25s var(--lp-ease), transform 0.25s var(--lp-ease), background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
    pointer-events: none;
}

.lp-back-to-top__icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    transition: transform 0.2s var(--lp-ease);
}

    .lp-back-to-top__icon svg {
        display: block;
        width: 28px;
        height: 28px;
    }

.lp-back-to-top[hidden] {
    display: none !important;
}

.lp-back-to-top.is-visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
    pointer-events: auto;
}

.lp-back-to-top:hover {
    background: rgba(231, 241, 240, 0.9);
    border-color: rgba(34, 120, 112, 0.9);
    color: #374151;
}

    .lp-back-to-top:hover .lp-back-to-top__icon {
        transform: translateY(-2px);
    }

.lp-back-to-top:active .lp-back-to-top__icon {
    transform: translateY(0);
}

.lp-back-to-top__label {
    display: none;
}

body:has(.cta-wrapper) .lp-back-to-top {
    bottom: 5.75rem;
}

/* CTA */
.cta-wrapper {
    position: fixed;
    left: 50%;
    bottom: 1.25rem;
    transform: translateX(-50%);
    z-index: 99990;
    pointer-events: none;
}

    .cta-wrapper .btn-landing-cta {
        pointer-events: auto;
    }

.btn-landing-cta {
    position: relative;
    border: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.95rem 1.85rem;
    border-radius: 999px;
    background: linear-gradient(135deg, #1e56ae, #1a73e8);
    color: #fff !important;
    text-decoration: none !important;
    font-size: 0.95rem;
    font-weight: 700;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    box-shadow: 0 8px 28px rgba(11, 87, 208, 0.35);
    isolation: isolate;
    overflow: hidden;
    transition: transform 0.2s var(--lp-ease), box-shadow 0.2s;
    animation: lp-cta-pulse 2.6s ease-in-out infinite;
}

    .btn-landing-cta:hover {
        transform: translateY(-2px);
        box-shadow: 0 12px 36px rgba(11, 87, 208, 0.45);
        color: #fff !important;
    }

    .btn-landing-cta svg {
        transition: transform 0.2s var(--lp-ease);
    }

    .btn-landing-cta:hover svg {
        transform: translateX(3px);
    }

    .btn-landing-cta::after {
        content: "";
        position: absolute;
        inset: -20% -45%;
        background: linear-gradient(110deg, transparent 35%, rgba(255, 255, 255, 0.4) 50%, transparent 65%);
        transform: translateX(-120%) skewX(-14deg);
        pointer-events: none;
        z-index: -1;
        animation: lp-cta-shine 3.6s ease-in-out infinite;
    }

@keyframes lp-cta-pulse {
    0%, 100% {
        box-shadow: 0 8px 28px rgba(11, 87, 208, 0.35);
    }

    50% {
        box-shadow: 0 12px 34px rgba(11, 87, 208, 0.5);
    }
}

@keyframes lp-cta-shine {
    0%, 55% {
        transform: translateX(-120%) skewX(-14deg);
    }

    100% {
        transform: translateX(120%) skewX(-14deg);
    }
}

/* Fancybox thumbs — căn giữa, đồng bộ Fancybox v5 */
.fancybox__footer,
.fancybox__thumbs,
.is-compact .fancybox__thumbs {
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    width: 100% !important;
    left: 0 !important;
    right: 0 !important;
    margin: 0 auto !important;
    --f-thumb-width: 80px !important;
    --f-thumb-clip-width: 80px !important;
    --f-thumb-height: 60px !important;
    --f-thumb-gap: 12px !important;
    --f-thumb-extra-gap: 12px !important;
}

    .fancybox__thumbs .f-carousel__viewport,
    .fancybox__thumbs .f-thumbs__viewport {
        display: flex !important;
        justify-content: center !important;
        align-items: center !important;
        width: 100% !important;
        max-width: 100% !important;
        position: relative !important;
        left: auto !important;
        overflow-x: auto !important;
        overflow-y: hidden !important;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: none;
    }

        .fancybox__thumbs .f-carousel__viewport::-webkit-scrollbar,
        .fancybox__thumbs .f-thumbs__viewport::-webkit-scrollbar {
            display: none;
        }

    .fancybox__thumbs .f-carousel__track,
    .fancybox__thumbs .f-thumbs__track {
        transform: none !important;
        display: inline-flex !important;
        width: max-content !important;
        max-width: max-content !important;
        --width: auto !important;
        min-width: auto !important;
        margin: 0 auto !important;
        padding: 15px !important;
        gap: 12px !important;
        box-sizing: border-box !important;
    }

    .fancybox__thumbs .f-carousel__slide,
    .fancybox__thumbs .f-thumbs__slide {
        position: relative !important;
        left: 0 !important;
        top: auto !important;
        transform: none !important;
        flex: 0 0 80px !important;
        width: 80px !important;
        height: 60px !important;
        padding: 0 !important;
        margin: 0 !important;
        border-radius: 6px !important;
        opacity: 0.4 !important;
        transition: all 0.2s ease !important;
        cursor: pointer !important;
        overflow: hidden !important;
    }

        .fancybox__thumbs .f-carousel__slide img,
        .fancybox__thumbs .f-thumbs__slide img,
        .fancybox__thumbs .f-thumbs__slide__img {
            width: 100% !important;
            height: 100% !important;
            object-fit: cover !important;
        }

        .fancybox__thumbs .f-carousel__slide.is-nav-selected,
        .fancybox__thumbs .f-thumbs__slide.is-nav-selected {
            opacity: 1 !important;
            border: 2px solid #ffffff !important;
        }

/* ========== MOBILE ========== */
@media (max-width: 768px) {
    body.lp-page {
        padding-bottom: 88px;
    }

    .lp-hero {
        height: min(52vh, 420px);
    }

    .lp-hero__toolbar {
        right: 0.75rem;
        bottom: 0.75rem;
        gap: 6px;
    }

    .lp-hero-btn {
        padding: 8px 10px;
    }

    .lp-hero-btn__label {
        display: none;
    }

    .lp-hero__content {
        padding: 1.25rem 1rem 2.5rem;
    }

    .lp-main {
        margin-top: -1.5rem;
        padding: 0 0.65rem 1.5rem;
    }

    .lp-article__card {
        padding: 1.5rem 1.1rem 1.75rem;
        border-radius: 16px;
    }

    .lp-article__lead {
        font-size: 1.02rem;
        padding: 0.85rem 0 0.85rem 0.9rem;
    }

    :root {
        --lp-media-ratio: 4 / 3;
        --lp-figure-max-h: min(52vh, 420px);
    }

    .full-width-figure a {
        max-height: var(--lp-figure-max-h);
    }

    .full-width-figure img,
    .lp-gallery__carousel .carousel-item img {
        min-height: 180px;
    }

    .lp-gallery__carousel {
        max-height: var(--lp-figure-max-h);
    }

    .lp-block-gallery {
        --lp-block-gap: 0.3rem;
        --lp-block-h: clamp(200px, 50vw, 320px);
    }

    .lp-block-gallery--count-1 .lp-block-gallery__item {
        min-height: clamp(180px, 52vw, var(--lp-figure-max-h));
        max-height: var(--lp-figure-max-h);
    }

    /* 3 ảnh — giữ tỉ lệ 2:1, cao 380px max */
    .lp-block-gallery--count-3 {
        --lp-block-h-3: clamp(220px, 52vw, 380px);
        grid-template-columns: 2fr 1fr;
        grid-template-rows: repeat(2, minmax(0, 1fr));
        height: var(--lp-block-h-3);
        min-height: var(--lp-block-h-3);
        max-height: var(--lp-block-h-3);
    }

        .lp-block-gallery--count-3 .lp-block-gallery__item:nth-child(1) {
            grid-column: 1;
            grid-row: 1 / span 2;
        }

        .lp-block-gallery--count-3 .lp-block-gallery__item:nth-child(2) {
            grid-column: 2;
            grid-row: 1;
        }

        .lp-block-gallery--count-3 .lp-block-gallery__item:nth-child(3) {
            grid-column: 2;
            grid-row: 2;
        }

    /* 4–6 ảnh — hero full trên, lưới 2 cột dưới */
    .lp-block-gallery--count-4,
    .lp-block-gallery--count-5,
    .lp-block-gallery--count-6 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        grid-template-rows: auto;
        height: auto;
        min-height: 0;
        max-height: none;
    }

        .lp-block-gallery--count-4 .lp-block-gallery__item:nth-child(1),
        .lp-block-gallery--count-5 .lp-block-gallery__item:nth-child(1),
        .lp-block-gallery--count-6 .lp-block-gallery__item:nth-child(1) {
            grid-column: 1 / -1;
            grid-row: auto;
            min-height: clamp(180px, 48vw, 260px);
        }

        .lp-block-gallery--count-4 .lp-block-gallery__item:nth-child(n+2),
        .lp-block-gallery--count-5 .lp-block-gallery__item:nth-child(n+2),
        .lp-block-gallery--count-6 .lp-block-gallery__item:nth-child(n+2) {
            grid-column: auto;
            grid-row: auto;
            min-height: clamp(110px, 26vw, 160px);
        }

        .lp-block-gallery--count-4 .lp-block-gallery__item:nth-child(2),
        .lp-block-gallery--count-6 .lp-block-gallery__item:nth-child(2) {
            grid-column: 1 / -1;
            min-height: clamp(130px, 32vw, 180px);
        }

    .lp-block-gallery--count-6 {
        --lp-block-h: auto;
    }

    .cta-wrapper {
        left: 0;
        right: 0;
        bottom: 0;
        transform: none;
        width: 100%;
        padding: 0.65rem 0.85rem;
        padding-bottom: max(0.65rem, env(safe-area-inset-bottom));
        background: rgba(255,255,255,.96);
        backdrop-filter: blur(12px);
        border-top: 1px solid var(--lp-border);
        box-shadow: 0 -6px 24px rgba(0,0,0,.06);
    }

    .btn-landing-cta {
        width: 100%;
        border-radius: 12px;
    }

    body:has(.cta-wrapper) .lp-back-to-top {
        bottom: calc(5.5rem + env(safe-area-inset-bottom, 0px));
        right: 0.85rem;
    }

    .lp-back-to-top__label {
        display: none;
    }

    .lp-back-to-top {
        width: 56px;
        height: 56px;
    }

    .lp-back-to-top__icon {
        width: 26px;
        height: 26px;
    }

        .lp-back-to-top__icon svg {
            width: 26px;
            height: 26px;
        }
}

@media (prefers-reduced-motion: reduce) {
    .lp-reveal {
        opacity: 1;
        transform: none;
        transition: none;
    }

    .lp-back-to-top {
        transition: none;
    }

    .btn-landing-cta,
    .btn-landing-cta::after {
        animation: none;
    }

    html {
        scroll-behavior: auto;
    }
}