/* ==========================================================================
   RƯỢU CỬU LONG - STYLESHEET CHÍNH
   Thiết kế giao diện đẳng cấp, thẩm mỹ, sang trọng & tối ưu chuẩn mực
   ========================================================================== */

/* --- 1. FONTS CONFIGURATION --- */
@font-face {
    font-family: 'BT Danta';
    src: url('../fonts/BTDANTA-BOLD.OTF') format('opentype');
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'BT Danta';
    src: url('../fonts/BTDANTA-EXTRABOLD.OTF') format('opentype');
    font-weight: 800;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'BT Danta VF';
    src: url('../fonts/BTDANTAVF.TTF') format('truetype');
    font-weight: 100 900;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Photograph Signature';
    src: url('../fonts/1FTV-PHOTOGRAPH-SIGNATURE.OTF') format('opentype');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

/* --- 2. CSS ROOT VARIABLES --- */
:root {
    /* Brand Palette */
    --color-primary: #163d3d;
    --color-primary-dark: #0c2626;
    --color-primary-deep: #061919;
    --color-primary-light: #215454;
    --color-primary-surface: rgba(22, 61, 61, 0.06);

    /* Neutral & Background */
    --color-bg-cream: #f0ece9;
    --color-bg-cream-light: #f7f5f3;
    --color-bg-white: #ffffff;
    --color-bg-dark: #0a1f1f;
    --color-bg-overlay: rgba(6, 25, 25, 0.75);

    /* Accent Gold */
    --color-gold: #c59b27;
    --color-gold-light: #dfb74a;
    --color-gold-bright: #f5d377;
    --color-gold-dark: #987417;
    --color-gold-glow: rgba(197, 155, 39, 0.35);
    --gold-gradient: linear-gradient(135deg, #d4a12a 0%, #f6e27a 50%, #b8861e 100%);
    --gold-gradient-soft: linear-gradient(135deg, rgba(212,161,42,0.15) 0%, rgba(246,226,122,0.3) 50%, rgba(184,134,30,0.15) 100%);
    --gold-gradient-dark: linear-gradient(135deg, #163d3d 0%, #0a2020 100%);

    /* Typography */
    --font-heading: 'BT Danta', 'BT Danta VF', Georgia, serif;
    --font-signature: 'Photograph Signature', cursive;
    --font-body: 'Be Vietnam Pro', 'Montserrat', system-ui, -apple-system, sans-serif;

    /* Text Colors */
    --text-primary: #163d3d;
    --text-dark: #1a2929;
    --text-muted: #5e6d6d;
    --text-light: #f0ece9;
    --text-white: #ffffff;
    --text-gold: #d4a12a;

    /* Spacing & Transitions */
    --transition-fast: 0.25s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-slow: 0.7s cubic-bezier(0.16, 1, 0.3, 1);
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --radius-pill: 9999px;
    --shadow-soft: 0 10px 30px rgba(0, 0, 0, 0.08);
    --shadow-card: 0 14px 40px rgba(22, 61, 61, 0.12);
    --shadow-gold: 0 10px 30px rgba(197, 155, 39, 0.25);
}

/* --- 3. RESET & BASE --- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    color: var(--text-dark);
    background-color: var(--color-bg-cream);
    background-image: url('../images/pattern-bg.svg');
    background-repeat: repeat;
    background-size: 80px 80px;
    background-attachment: fixed;
    line-height: 1.68;
    overflow-x: hidden;
    position: relative;
}

body.modal-open {
    overflow: hidden;
}

img, svg, video {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-fast);
}

button, input, textarea, select {
    font-family: inherit;
    font-size: inherit;
    outline: none;
}

/* Typography elements */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.25;
    letter-spacing: -0.01em;
}

.signature-text {
    font-family: var(--font-signature);
    color: var(--color-gold);
    font-size: clamp(1.8rem, 3.5vw, 2.8rem);
    line-height: 1;
    display: block;
    margin-bottom: 0.25rem;
}

/* Container */
.clv-container {
    width: 100%;
    max-width: 1320px;
    margin-left: auto;
    margin-right: auto;
    padding-left: 24px;
    padding-right: 24px;
}

.clv-container-wide {
    width: 100%;
    max-width: 1540px;
    margin-left: auto;
    margin-right: auto;
    padding-left: 24px;
    padding-right: 24px;
}

/* --- 4. BUTTONS & UI ELEMENTS --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: var(--radius-pill);
    font-weight: 600;
    font-size: 0.95rem;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    cursor: pointer;
    border: none;
    transition: all var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.btn-gold {
    background: var(--gold-gradient);
    color: #1a201f;
    box-shadow: var(--shadow-gold);
}

.btn-gold:hover {
    background: linear-gradient(135deg, #dfb74a 0%, #fff 50%, #c59b27 100%);
    box-shadow: 0 12px 35px rgba(197, 155, 39, 0.4);
    transform: translateY(-2px);
    color: #0c2020;
}

.btn-primary {
    background: var(--color-primary);
    color: var(--color-bg-cream);
    box-shadow: 0 10px 25px rgba(22, 61, 61, 0.25);
}

.btn-primary:hover {
    background: var(--color-primary-light);
    color: #fff;
    transform: translateY(-2px);
}

.btn-outline-gold {
    background: transparent;
    border: 1.5px solid var(--color-gold);
    color: var(--color-primary);
}

.btn-outline-gold:hover {
    background: var(--color-gold);
    color: #163d3d;
    transform: translateY(-2px);
}

.btn-outline-light {
    background: transparent;
    border: 1.5px solid rgba(240, 236, 233, 0.4);
    color: var(--color-bg-cream);
}

.btn-outline-light:hover {
    border-color: var(--color-gold);
    color: var(--color-gold);
    background: rgba(22, 61, 61, 0.6);
}

/* Badge tags */
.badge-gold {
    display: inline-block;
    padding: 6px 16px;
    background: var(--gold-gradient-soft);
    border: 1px solid var(--color-gold);
    color: var(--color-primary);
    border-radius: var(--radius-pill);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

/* Section Header standard */
.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 50px auto;
    position: relative;
}

.section-header .sub-title {
    font-family: var(--font-signature);
    color: var(--color-gold);
    font-size: clamp(2rem, 4vw, 3rem);
    display: block;
    margin-bottom: -8px;
}

.section-header .main-title {
    color: var(--color-primary);
    font-size: clamp(1.8rem, 3.5vw, 2.6rem);
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.02em;
    margin-bottom: 16px;
    position: relative;
    display: inline-block;
}

.section-header.text-light .main-title {
    color: var(--color-bg-cream);
}

.section-header .desc {
    color: var(--text-muted);
    font-size: 1.05rem;
    line-height: 1.7;
}

.section-header.text-light .desc {
    color: rgba(240, 236, 233, 0.8);
}

.gold-divider {
    width: 60px;
    height: 2px;
    background: var(--gold-gradient);
    margin: 12px auto 16px auto;
}

/* --- 5. HEADER & NAVIGATION --- */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: transform 0.35s ease, background 0.35s ease, box-shadow 0.35s ease, padding 0.35s ease;
    padding: 14px 0;
    background: rgba(14, 40, 40, 0.96);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(197, 155, 39, 0.25);
}

.site-header .clv-container {
    max-width: 1700px;
    width: 96%;
    padding-left: 20px;
    padding-right: 20px;
}

.site-header.nav-hidden {
    transform: translateY(-100%);
}

.site-header.nav-scrolled {
    padding: 10px 0;
    background: rgba(10, 30, 30, 0.98);
    box-shadow: 0 4px 25px rgba(0, 0, 0, 0.4);
}

.nav-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: nowrap !important;
    width: 100%;
}

/* Logo */
.brand-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
    text-decoration: none;
}

.brand-logo img {
    height: 48px;
    width: auto;
    filter: brightness(0) invert(1) drop-shadow(0 2px 8px rgba(0,0,0,0.35));
    transition: transform var(--transition-fast);
}

.brand-logo:hover img {
    transform: scale(1.04);
}

/* Main Navigation Menu */
.desktop-nav {
    display: flex;
    align-items: center;
    gap: 4px;
    list-style: none;
    margin: 0;
    padding: 0;
    flex-wrap: nowrap !important;
}

.nav-item {
    position: relative;
    flex-shrink: 0;
}

.nav-link {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 8px 11px;
    font-family: 'Montserrat', var(--font-body);
    font-size: 0.86rem;
    font-weight: 700;
    color: #ffffff !important;
    letter-spacing: 0.6px;
    text-transform: uppercase;
    white-space: nowrap !important;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    position: relative;
    text-decoration: none;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--color-gold);
    transition: width 0.3s ease, transform 0.3s ease;
    transform: translateX(-50%);
}

.nav-link:hover, .nav-link.active {
    color: var(--color-gold-light) !important;
}

.nav-link:hover::after, .nav-link.active::after {
    width: calc(100% - 16px);
}

.nav-link .dropdown-caret {
    font-size: 0.72rem;
    transition: transform var(--transition-fast);
}

.nav-item:hover .dropdown-caret {
    transform: rotate(180deg);
}

/* Dropdown Menu */
.dropdown-menu-clv {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 260px;
    background: #0f2e2e;
    border: 1px solid rgba(197, 155, 39, 0.35);
    border-radius: var(--radius-md);
    padding: 10px 0;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5);
    opacity: 0;
    visibility: hidden;
    transform: translateY(12px);
    transition: all var(--transition-fast);
    list-style: none;
    z-index: 1010;
}

.nav-item:hover .dropdown-menu-clv {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu-clv li a {
    display: block;
    padding: 10px 20px;
    font-size: 0.86rem;
    color: var(--color-bg-cream);
    font-weight: 500;
    transition: all var(--transition-fast);
    border-left: 2px solid transparent;
    white-space: nowrap !important;
}

.dropdown-menu-clv li a:hover {
    color: var(--color-gold-light);
    background: rgba(22, 61, 61, 0.6);
    border-left-color: var(--color-gold);
    padding-left: 24px;
}

/* Header CTA Action */
.header-actions {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-shrink: 0;
    white-space: nowrap !important;
    flex-wrap: nowrap !important;
}

.header-hotline {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: #ffffff;
    font-size: 0.82rem;
    font-weight: 600;
    white-space: nowrap !important;
    text-decoration: none;
}

.header-hotline i {
    color: var(--color-gold);
    font-size: 1rem;
}

.header-hotline strong {
    color: var(--color-gold-light);
    font-size: 0.92rem;
    white-space: nowrap !important;
}

.header-actions .btn {
    padding: 8px 18px;
    font-size: 0.82rem;
    font-weight: 700;
    white-space: nowrap !important;
    flex-shrink: 0;
}

/* Mobile Toggle */
.mobile-toggle {
    display: none;
    background: transparent;
    border: none;
    color: #ffffff;
    font-size: 1.7rem;
    cursor: pointer;
    padding: 6px;
}

/* Mobile Drawer */
.mobile-drawer-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-smooth);
}

.mobile-drawer-overlay.active {
    opacity: 1;
    visibility: visible;
}

.mobile-drawer {
    position: fixed;
    top: 0;
    right: 0;
    width: 320px;
    max-width: 85vw;
    height: 100vh;
    background: #0d2929;
    border-left: 1px solid rgba(197, 155, 39, 0.3);
    z-index: 2001;
    transform: translateX(100%);
    transition: transform var(--transition-smooth);
    display: flex;
    flex-direction: column;
    padding: 24px;
    overflow-y: auto;
}

.mobile-drawer.active {
    transform: translateX(0);
}

.mobile-drawer-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.mobile-drawer-close {
    background: transparent;
    border: none;
    color: var(--color-bg-cream);
    font-size: 1.6rem;
    cursor: pointer;
}

.mobile-nav-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.mobile-nav-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 14px;
    color: var(--color-bg-cream);
    font-weight: 600;
    font-size: 0.95rem;
    border-radius: var(--radius-sm);
    text-transform: uppercase;
}

.mobile-nav-link:hover, .mobile-nav-link.active {
    color: var(--color-gold);
    background: rgba(22, 61, 61, 0.5);
}

.mobile-sub-menu {
    list-style: none;
    padding-left: 18px;
    display: none;
    flex-direction: column;
    gap: 6px;
    margin-top: 4px;
}

.mobile-sub-menu.show {
    display: flex;
}

.mobile-sub-menu a {
    color: rgba(240, 236, 233, 0.8);
    font-size: 0.88rem;
    padding: 8px 12px;
    display: block;
}

.mobile-sub-menu a:hover {
    color: var(--color-gold-light);
}

/* --- 6. HERO SECTION (INTERACTIVE WINE CAROUSEL) --- */
.hero-clv {
    position: relative;
    min-height: 100vh;
    padding-top: 110px;
    padding-bottom: 60px;
    background: radial-gradient(circle at center, #1b4747 0%, #0c2626 60%, #051919 100%);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: center;
    color: var(--color-bg-cream);
}

.hero-bg-overlay {
    position: absolute;
    inset: 0;
    background-image: url('../images/trong-dong.svg');
    background-repeat: no-repeat;
    background-position: center center;
    background-size: 850px;
    opacity: 0.08;
    pointer-events: none;
    animation: spinSlow 90s linear infinite;
}

.hero-clouds {
    position: absolute;
    top: 15%;
    left: -10%;
    width: 120%;
    height: 40%;
    background-image: url('../images/may-pattern.svg');
    background-repeat: repeat-x;
    background-size: contain;
    opacity: 0.12;
    pointer-events: none;
    animation: floatHorizontal 60s linear infinite;
}

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    margin-bottom: 25px;
}

.hero-lead-script {
    font-family: var(--font-signature);
    color: var(--color-gold);
    font-size: clamp(2.2rem, 4.5vw, 3.8rem);
    display: inline-block;
    line-height: 1;
    margin-bottom: 6px;
    animation: fadeUp 1s ease forwards;
}

.hero-main-title {
    font-size: clamp(2.2rem, 5vw, 4.2rem);
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--color-bg-cream);
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
    margin-bottom: 14px;
    animation: fadeUp 1.2s ease forwards;
}

.hero-sub-lead {
    max-width: 780px;
    margin: 0 auto 20px auto;
    font-size: clamp(0.95rem, 1.3vw, 1.15rem);
    color: rgba(240, 236, 233, 0.9);
    line-height: 1.7;
    animation: fadeUp 1.4s ease forwards;
}

.hero-interaction-tip {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 18px;
    background: rgba(197, 155, 39, 0.15);
    border: 1px dashed var(--color-gold);
    border-radius: var(--radius-pill);
    font-size: 0.85rem;
    color: var(--color-gold-light);
    margin-bottom: 25px;
    animation: pulseGold 3s infinite;
}

/* Interactive Bottle Showcase */
.hero-showcase-container {
    position: relative;
    z-index: 15;
    width: 100%;
    margin-top: 10px;
}

.hero-bottles-rack {
    display: flex;
    justify-content: center;
    align-items: flex-end;
    gap: 20px;
    flex-wrap: nowrap;
    overflow-x: auto;
    padding: 40px 10px 30px 10px;
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
}

.hero-bottle-item {
    position: relative;
    flex: 0 0 170px;
    max-width: 190px;
    height: 420px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-end;
    cursor: pointer;
    transition: transform var(--transition-smooth), filter var(--transition-smooth), opacity var(--transition-smooth);
    user-select: none;
}

/* Ingredient backdrop glow & burst effect */
.ingredient-burst-bg {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%) scale(0.6);
    width: 240px;
    height: 240px;
    border-radius: 50%;
    background-size: cover;
    background-position: center;
    opacity: 0;
    visibility: hidden;
    filter: blur(0px);
    box-shadow: 0 0 60px rgba(197, 155, 39, 0.6);
    border: 3px solid rgba(223, 183, 74, 0.7);
    transition: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    z-index: 1;
    pointer-events: none;
}

.hero-bottle-item.ingredient-active .ingredient-burst-bg {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) scale(1.15) translateY(-20px);
    filter: drop-shadow(0 15px 35px rgba(0, 0, 0, 0.5));
}

.bottle-img-wrap {
    position: relative;
    z-index: 5;
    width: 100%;
    height: 330px;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    transition: transform var(--transition-smooth);
}

.bottle-img-wrap img {
    max-height: 100%;
    width: auto;
    object-fit: contain;
    filter: drop-shadow(0 12px 25px rgba(0, 0, 0, 0.6));
    transition: transform var(--transition-smooth), filter var(--transition-smooth);
}

.hero-bottle-item:hover .bottle-img-wrap img {
    transform: translateY(-10px) scale(1.05);
    filter: drop-shadow(0 20px 35px rgba(212, 161, 42, 0.45));
}

.bottle-label-card {
    position: relative;
    z-index: 10;
    margin-top: 15px;
    text-align: center;
    width: 100%;
}

.bottle-name {
    font-family: var(--font-heading);
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--color-bg-cream);
    margin-bottom: 2px;
    transition: color var(--transition-fast);
}

.bottle-meta {
    font-size: 0.78rem;
    color: var(--color-gold-light);
    font-weight: 600;
    letter-spacing: 0.03em;
}

.bottle-click-status {
    font-size: 0.72rem;
    color: #a8d5d5;
    opacity: 0;
    transition: opacity var(--transition-fast);
    display: block;
    margin-top: 2px;
}

.hero-bottle-item:hover .bottle-click-status {
    opacity: 1;
}

/* Dim other bottles when one is selected */
.hero-bottles-rack.has-active .hero-bottle-item:not(.ingredient-active) {
    opacity: 0.35;
    filter: grayscale(40%) blur(0.5px);
    transform: scale(0.92);
}

.hero-bottle-item.ingredient-active {
    transform: translateY(-15px) scale(1.08);
    opacity: 1 !important;
    filter: none !important;
}

.hero-bottle-item.ingredient-active .bottle-name {
    color: var(--color-gold-light);
}

.hero-bottle-item.ingredient-active .bottle-click-status {
    opacity: 1;
    color: var(--color-gold-bright);
    font-weight: 700;
}

/* --- 7. SECTION 1: CÂU CHUYỆN THƯƠNG HIỆU --- */
.sec-story {
    padding: 100px 0;
    background: var(--color-bg-cream);
    position: relative;
}

.story-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
    margin-top: 40px;
}

.story-card {
    background: #fff;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-soft);
    border: 1px solid rgba(22, 61, 61, 0.08);
    transition: all var(--transition-smooth);
    display: flex;
    flex-direction: column;
}

.story-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-card);
    border-color: var(--color-gold);
}

.story-card-thumb {
    height: 190px;
    overflow: hidden;
    position: relative;
}

.story-card-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.story-card:hover .story-card-thumb img {
    transform: scale(1.08);
}

.story-card-badge {
    position: absolute;
    top: 12px;
    left: 12px;
    background: rgba(22, 61, 61, 0.85);
    backdrop-filter: blur(4px);
    color: var(--color-gold-light);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: var(--radius-pill);
    border: 1px solid rgba(197, 155, 39, 0.3);
}

.story-card-body {
    padding: 20px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.story-card-body h4 {
    font-size: 1.15rem;
    color: var(--color-primary);
    margin-bottom: 8px;
}

.story-card-body p {
    font-size: 0.88rem;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 16px;
    flex: 1;
}

.story-card-link {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--color-gold);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: auto;
}

.story-card-link i {
    transition: transform var(--transition-fast);
}

.story-card:hover .story-card-link i {
    transform: translateX(5px);
}

/* --- 8. SECTION 2: NIỀM TIN ĐƯỢC NHÌN THẤY (QUY TRÌNH TÓM TẮT) --- */
.sec-trust {
    padding: 110px 0;
    background: #0f2e2e;
    color: var(--color-bg-cream);
    position: relative;
    overflow: hidden;
}

.trust-bg-pattern {
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background-image: url('../images/trong-dong.svg');
    background-size: 800px;
    background-repeat: no-repeat;
    background-position: right center;
    opacity: 0.05;
    pointer-events: none;
}

.floating-chim-lac {
    position: absolute;
    top: 60px;
    right: 6%;
    width: 140px;
    height: auto;
    opacity: 0.7;
    filter: drop-shadow(0 10px 20px rgba(0, 0, 0, 0.5));
    animation: floatSlow 5s ease-in-out infinite;
    pointer-events: none;
}

.trust-steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
    margin-top: 40px;
}

.trust-card {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(197, 155, 39, 0.2);
    border-radius: var(--radius-md);
    padding: 30px;
    position: relative;
    transition: all var(--transition-smooth);
    backdrop-filter: blur(8px);
}

.trust-card:hover {
    background: rgba(22, 61, 61, 0.45);
    border-color: var(--color-gold);
    transform: translateY(-6px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.3);
}

.trust-card-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--gold-gradient-soft);
    border: 1px solid var(--color-gold);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-gold-light);
    font-size: 1.5rem;
    margin-bottom: 20px;
}

.trust-card h4 {
    font-size: 1.25rem;
    color: var(--color-bg-cream);
    margin-bottom: 12px;
}

.trust-card p {
    font-size: 0.92rem;
    color: rgba(240, 236, 233, 0.8);
    line-height: 1.65;
}

/* Marquee Line chữ chạy */
.marquee-line-wrapper {
    margin-top: 60px;
    background: rgba(22, 61, 61, 0.4);
    border-top: 1px solid rgba(197, 155, 39, 0.2);
    border-bottom: 1px solid rgba(197, 155, 39, 0.2);
    padding: 14px 0;
    overflow: hidden;
    position: relative;
}

.marquee-content {
    display: flex;
    gap: 40px;
    white-space: nowrap;
    animation: marqueeScroll 35s linear infinite;
}

.marquee-item {
    display: inline-flex;
    align-items: center;
    gap: 15px;
    font-family: var(--font-heading);
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--color-gold-light);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.marquee-item i {
    font-size: 0.8rem;
    color: var(--color-gold);
}

/* --- 9. SECTION 3: TRẢI NGHIỆM CỬU LONG (SOMO FARM) --- */
.sec-experience {
    padding: 100px 0;
    background: var(--color-bg-cream);
    position: relative;
}

.exp-wrapper {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 50px;
    align-items: center;
}

.exp-media {
    position: relative;
}

.exp-main-img {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
    width: 100%;
    height: 480px;
    object-fit: cover;
    border: 3px solid #fff;
}

.exp-floating-badge {
    position: absolute;
    bottom: -25px;
    right: 25px;
    background: var(--color-primary);
    color: var(--color-bg-cream);
    padding: 20px 28px;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-gold);
    box-shadow: var(--shadow-card);
    max-width: 280px;
}

.exp-floating-badge h5 {
    color: var(--color-gold-light);
    font-size: 1.05rem;
    margin-bottom: 4px;
}

.exp-floating-badge p {
    font-size: 0.82rem;
    color: rgba(240, 236, 233, 0.85);
    margin: 0;
}

.exp-info h3 {
    font-size: clamp(2rem, 3.2vw, 2.6rem);
    color: var(--color-primary);
    margin-bottom: 18px;
}

.exp-info p {
    font-size: 1rem;
    color: var(--text-muted);
    line-height: 1.75;
    margin-bottom: 24px;
}

.exp-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 30px;
}

.exp-feat-item {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 600;
    font-size: 0.92rem;
    color: var(--color-primary);
}

.exp-feat-item i {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--gold-gradient-soft);
    color: var(--color-gold-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
}

/* Experience Infinite Carousel Gallery */
.exp-gallery-carousel {
    margin-top: 60px;
    overflow: hidden;
    position: relative;
    padding: 10px 0;
}

.exp-carousel-track {
    display: flex;
    gap: 20px;
    width: max-content;
    animation: marqueeScroll 45s linear infinite;
}

.exp-carousel-track:hover {
    animation-play-state: paused;
}

.exp-thumb-item {
    width: 280px;
    height: 200px;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-soft);
    border: 2px solid #fff;
    flex-shrink: 0;
}

.exp-thumb-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-smooth);
}

.exp-thumb-item:hover img {
    transform: scale(1.1);
}

/* --- 10. SECTION 4: KHÁCH HÀNG & ĐỐI TÁC --- */
.sec-partners {
    padding: 80px 0;
    background: #ffffff;
    border-top: 1px solid rgba(22, 61, 61, 0.08);
    border-bottom: 1px solid rgba(22, 61, 61, 0.08);
}

.partners-carousel-track {
    display: flex;
    align-items: center;
    justify-content: space-around;
    gap: 40px;
    flex-wrap: wrap;
}

.partner-logo-item {
    height: 65px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px 20px;
    transition: all var(--transition-fast);
}

.partner-logo-item img {
    max-height: 48px;
    width: auto;
    object-fit: contain;
    filter: grayscale(100%) opacity(0.6);
    transition: all var(--transition-fast);
}

.partner-logo-item:hover img {
    filter: grayscale(0%) opacity(1);
    transform: scale(1.08);
}

/* --- 11. SECTION 5: TIN TỨC & TRI THỨC (HOME SUMMARY) --- */
.sec-news {
    padding: 100px 0;
    background: var(--color-bg-cream);
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.news-card {
    background: #fff;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-soft);
    border: 1px solid rgba(22, 61, 61, 0.08);
    transition: all var(--transition-smooth);
    display: flex;
    flex-direction: column;
}

.news-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-card);
    border-color: var(--color-gold);
}

.news-card-thumb {
    height: 220px;
    overflow: hidden;
    position: relative;
}

.news-card-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.news-card:hover .news-card-thumb img {
    transform: scale(1.08);
}

.news-card-cat {
    position: absolute;
    top: 14px;
    left: 14px;
    background: var(--color-primary);
    color: var(--color-gold-light);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 4px 12px;
    border-radius: var(--radius-pill);
    text-transform: uppercase;
}

.news-card-body {
    padding: 24px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.news-meta {
    display: flex;
    align-items: center;
    gap: 14px;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 10px;
}

.news-meta span {
    display: flex;
    align-items: center;
    gap: 4px;
}

.news-title {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1.4;
    margin-bottom: 12px;
    transition: color var(--transition-fast);
}

.news-card:hover .news-title {
    color: var(--color-gold-dark);
}

.news-excerpt {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 20px;
    flex: 1;
}

.news-read-more {
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--color-primary);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: auto;
}

.news-read-more i {
    transition: transform var(--transition-fast);
}

.news-card:hover .news-read-more i {
    transform: translateX(5px);
    color: var(--color-gold);
}

/* --- 12. FOOTER --- */
.site-footer {
    background: #081a1a;
    color: var(--color-bg-cream);
    padding-top: 80px;
    padding-bottom: 30px;
    border-top: 2px solid var(--color-gold);
    position: relative;
}

.footer-top {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.3fr;
    gap: 40px;
    margin-bottom: 50px;
}

.footer-brand img {
    height: 60px;
    width: auto;
    margin-bottom: 18px;
}

.footer-brand p {
    font-size: 0.9rem;
    color: rgba(240, 236, 233, 0.75);
    line-height: 1.7;
    margin-bottom: 20px;
}

.footer-socials {
    display: flex;
    gap: 12px;
}

.footer-socials a {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-bg-cream);
    transition: all var(--transition-fast);
    font-size: 1.1rem;
}

.footer-socials a:hover {
    background: var(--gold-gradient);
    color: #163d3d;
    transform: translateY(-3px);
}

.footer-title {
    font-size: 1.15rem;
    color: var(--color-gold-light);
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
    text-transform: uppercase;
}

.footer-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 35px;
    height: 2px;
    background: var(--color-gold);
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a {
    color: rgba(240, 236, 233, 0.75);
    font-size: 0.9rem;
    transition: all var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.footer-links a:hover {
    color: var(--color-gold);
    transform: translateX(4px);
}

.footer-contact-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-contact-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-size: 0.9rem;
    color: rgba(240, 236, 233, 0.8);
}

.footer-contact-item i {
    color: var(--color-gold);
    font-size: 1.1rem;
    margin-top: 3px;
    flex-shrink: 0;
}

.footer-responsibility {
    background: rgba(0, 0, 0, 0.35);
    border: 1px solid rgba(197, 155, 39, 0.25);
    border-radius: var(--radius-md);
    padding: 20px 25px;
    margin-bottom: 40px;
}

.footer-responsibility h5 {
    color: var(--color-gold-light);
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-responsibility ul {
    list-style: none;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px 20px;
}

.footer-responsibility li {
    font-size: 0.82rem;
    color: rgba(240, 236, 233, 0.7);
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-responsibility li::before {
    content: '•';
    color: var(--color-gold);
    font-size: 1.2rem;
}

.footer-bottom {
    padding-top: 25px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.85rem;
    color: rgba(240, 236, 233, 0.6);
    flex-wrap: wrap;
    gap: 15px;
}

/* --- 13. AGE VERIFICATION MODAL --- */
.age-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(6, 22, 22, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.age-modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.age-modal-card {
    background: radial-gradient(circle at center, #1b4747 0%, #0c2626 100%);
    border: 2px solid var(--color-gold);
    border-radius: var(--radius-lg);
    max-width: 540px;
    width: 100%;
    padding: 45px 35px;
    text-align: center;
    color: var(--color-bg-cream);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.7), 0 0 40px rgba(197, 155, 39, 0.25);
    transform: scale(0.9);
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.age-modal-overlay.active .age-modal-card {
    transform: scale(1);
}

.age-crest {
    width: 90px;
    height: 90px;
    margin: 0 auto 20px auto;
    border-radius: 50%;
    border: 2px solid var(--color-gold);
    background: var(--gold-gradient-soft);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-gold-bright);
    font-size: 2.2rem;
    font-family: var(--font-heading);
    font-weight: 800;
}

.age-modal-card h3 {
    font-size: 1.8rem;
    color: var(--color-bg-cream);
    margin-bottom: 8px;
    text-transform: uppercase;
}

.age-modal-card .age-sub {
    font-family: var(--font-signature);
    color: var(--color-gold);
    font-size: 2.2rem;
    margin-bottom: 12px;
}

.age-modal-card p {
    font-size: 0.95rem;
    color: rgba(240, 236, 233, 0.85);
    line-height: 1.6;
    margin-bottom: 30px;
}

.age-actions {
    display: flex;
    gap: 15px;
    justify-content: center;
}

/* --- 14. FLOATING CTA WIDGET & BACK TO TOP --- */
.floating-cta-widget {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 900;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 12px;
}

.cta-popup-box {
    background: #0f2e2e;
    border: 1px solid var(--color-gold);
    border-radius: var(--radius-md);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
    padding: 18px;
    width: 260px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(15px);
    transition: all var(--transition-fast);
}

.cta-popup-box.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.cta-popup-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.cta-popup-header h6 {
    color: var(--color-gold-light);
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
}

.cta-list-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.cta-item-btn {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    color: #fff;
    font-size: 0.88rem;
    font-weight: 600;
    transition: transform var(--transition-fast);
}

.cta-item-btn:hover {
    transform: translateX(4px);
}

.cta-bg-zalo { background-color: #0068ff; }
.cta-bg-hotline { background-color: #dc3545; }
.cta-bg-shopee { background-color: #ee4d2d; }
.cta-bg-somo { background-color: #198754; }

.cta-trigger-btn {
    width: 54px;
    height: 54px;
    border-radius: 50%;
    background: var(--gold-gradient);
    color: #163d3d;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform var(--transition-fast);
}

.cta-trigger-btn:hover {
    transform: scale(1.1);
}

.back-to-top-btn {
    position: fixed;
    bottom: 30px;
    left: 30px;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: rgba(22, 61, 61, 0.85);
    backdrop-filter: blur(4px);
    border: 1px solid var(--color-gold);
    color: var(--color-gold-light);
    font-size: 1.3rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-smooth);
    z-index: 890;
}

.back-to-top-btn.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top-btn:hover {
    background: var(--color-gold);
    color: #163d3d;
    transform: translateY(-3px);
}

/* --- 15. ARTICLE MODAL (FOR NEWS READING) --- */
.article-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(6, 22, 22, 0.85);
    backdrop-filter: blur(10px);
    z-index: 3000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-smooth);
}

.article-modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.article-modal-container {
    background: #fff;
    border-radius: var(--radius-lg);
    max-width: 800px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    padding: 35px;
    position: relative;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
}

.article-close-btn {
    position: absolute;
    top: 20px;
    right: 20px;
    background: #f0ece9;
    border: none;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    font-size: 1.2rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-primary);
}

.article-close-btn:hover {
    background: var(--color-primary);
    color: #fff;
}