/* ===============================
   DESIGN TOKENS & VARIABLES
   =============================== */
:root {
    /* Brand Colors */
    --green-900: #0d2b18;
    --green-800: #143d23;
    --green-700: #1a5632;
    --green-600: #237542;
    --green-500: #2d9456;
    --green-400: #4db57a;
    --green-300: #7ecda0;
    --green-200: #b5e2c8;
    --green-100: #e0f3e8;
    --green-50: #f0faf4;

    --gold-700: #8c6d1f;
    --gold-600: #a67c23;
    --gold-500: #c8a84e;
    --gold-400: #d4b86e;
    --gold-300: #e0c88e;
    --gold-200: #edd8ae;
    --gold-100: #f7eed5;
    --gold-50: #fdf9f0;

    /* Neutrals */
    --white: #ffffff;
    --gray-50: #f8faf9;
    --gray-100: #f0f3f1;
    --gray-200: #e2e7e4;
    --gray-300: #c9d1cc;
    --gray-400: #9da8a1;
    --gray-500: #6f7d73;
    --gray-600: #4a5650;
    --gray-700: #36403a;
    --gray-800: #252e28;
    --gray-900: #1a211d;

    /* Semantic */
    --text-primary: var(--gray-900);
    --text-secondary: var(--gray-600);
    --text-muted: var(--gray-400);
    --bg-primary: var(--white);
    --bg-secondary: var(--green-50);
    --bg-dark: var(--green-900);
    --accent: var(--green-700);
    --gold: var(--gold-500);
    --danger: #e74c3c;

    /* Typography */
    --font-display: 'Playfair Display', Georgia, serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

    /* Spacing */
    --section-pad: 100px;
    --container-max: 1280px;

    /* Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(13, 43, 24, 0.06);
    --shadow-md: 0 4px 16px rgba(13, 43, 24, 0.08);
    --shadow-lg: 0 8px 32px rgba(13, 43, 24, 0.12);
    --shadow-xl: 0 16px 64px rgba(13, 43, 24, 0.16);

    /* Transitions */
    --ease: cubic-bezier(0.4, 0, 0.2, 1);
    --ease-out: cubic-bezier(0, 0, 0.2, 1);
    --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-body);
    color: var(--text-primary);
    background: var(--bg-primary);
    line-height: 1.7;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s var(--ease);
}

.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

.text-gold {
    color: var(--gold);
}

/* ===============================
   ANNOUNCEMENT BAR
   =============================== */
.announcement-bar {
    background: var(--green-900);
    color: var(--white);
    padding: 10px 0;
    font-size: 0.85rem;
    font-weight: 500;
    position: relative;
    z-index: 1001;
}

.announcement-bar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.announcement-text {
    display: flex;
    align-items: center;
    gap: 8px;
}

.pulse-dot {
    width: 8px;
    height: 8px;
    background: #4ade80;
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.5); }
}

.announcement-phone {
    color: var(--gold-400);
    font-weight: 700;
    white-space: nowrap;
}

.announcement-phone:hover {
    color: var(--gold-300);
}

/* ===============================
   HEADER
   =============================== */
.header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--gray-200);
    transition: all 0.4s var(--ease);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
}

.logo-text {
    font-family: var(--font-display);
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--green-700);
    line-height: 1.1;
}

.logo-sub {
    font-size: 0.7rem;
    color: var(--gray-500);
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 500;
}

.nav {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link {
    padding: 8px 16px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    border-radius: var(--radius-sm);
    transition: all 0.3s var(--ease);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--green-700);
    background: var(--green-50);
}

.header-cta {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 10px 20px;
    background: var(--gold);
    color: var(--white);
    font-weight: 700;
    font-size: 0.95rem;
    border-radius: var(--radius-md);
    transition: all 0.3s var(--ease);
    box-shadow: 0 2px 8px rgba(200, 168, 78, 0.3);
}

.header-cta:hover {
    background: var(--gold-600);
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(200, 168, 78, 0.4);
}

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    flex-direction: column;
    gap: 5px;
}

.mobile-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--green-700);
    border-radius: 2px;
    transition: all 0.3s var(--ease);
}

/* ===============================
   HERO SECTION
   =============================== */
.hero {
    position: relative;
    background: linear-gradient(135deg, var(--green-50) 0%, var(--green-100) 30%, var(--gold-50) 100%);
    padding: 80px 0 100px;
    overflow: hidden;
}

.hero-bg-pattern {
    position: absolute;
    inset: 0;
    background-image: 
        radial-gradient(circle at 20% 80%, rgba(26, 86, 50, 0.04) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(200, 168, 78, 0.06) 0%, transparent 50%);
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: rgba(26, 86, 50, 0.08);
    border: 1px solid rgba(26, 86, 50, 0.15);
    border-radius: 100px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--green-700);
    margin-bottom: 24px;
    animation: fadeInUp 0.6s var(--ease-out) forwards;
}

.hero-title {
    font-family: var(--font-display);
    font-size: 3.4rem;
    font-weight: 700;
    line-height: 1.15;
    color: var(--green-900);
    margin-bottom: 20px;
    animation: fadeInUp 0.6s var(--ease-out) 0.1s forwards;
    opacity: 0;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 36px;
    max-width: 540px;
    animation: fadeInUp 0.6s var(--ease-out) 0.2s forwards;
    opacity: 0;
}

.hero-actions {
    display: flex;
    gap: 16px;
    margin-bottom: 48px;
    animation: fadeInUp 0.6s var(--ease-out) 0.3s forwards;
    opacity: 0;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 32px;
    padding: 24px 32px;
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(12px);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.8);
    box-shadow: var(--shadow-md);
    animation: fadeInUp 0.6s var(--ease-out) 0.4s forwards;
    opacity: 0;
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--green-700);
    display: inline;
}

.stat-suffix {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--green-700);
}

.stat-label {
    display: block;
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 500;
    margin-top: 2px;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--gray-200);
}

/* Hero Visual */
.hero-visual {
    position: relative;
    animation: fadeInRight 0.8s var(--ease-out) 0.3s forwards;
    opacity: 0;
}

.hero-image-wrapper {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.hero-image {
    width: 100%;
    aspect-ratio: 4/3;
    object-fit: cover;
    display: block;
}

.hero-float-card {
    position: absolute;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 20px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    font-size: 0.85rem;
    animation: float 6s ease-in-out infinite;
}

.hero-float-card strong {
    display: block;
    color: var(--green-700);
    font-size: 0.9rem;
}

.hero-float-card small {
    display: block;
    color: var(--text-muted);
    font-size: 0.75rem;
}

.card-discount {
    bottom: 24px;
    left: -20px;
    animation-delay: 0s;
}

.card-shipping {
    top: 24px;
    right: -20px;
    animation-delay: 3s;
}

.float-icon {
    font-size: 1.5rem;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

/* Scroll Indicator */
.hero-scroll-indicator {
    position: absolute;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
    font-size: 0.75rem;
    font-weight: 500;
    animation: fadeIn 1s var(--ease-out) 1s forwards;
    opacity: 0;
}

.scroll-arrow {
    width: 24px;
    height: 36px;
    border: 2px solid var(--gray-300);
    border-radius: 12px;
    position: relative;
}

.scroll-arrow::after {
    content: '';
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 8px;
    background: var(--green-500);
    border-radius: 2px;
    animation: scrollDown 2s infinite;
}

@keyframes scrollDown {
    0% { opacity: 1; transform: translateX(-50%) translateY(0); }
    100% { opacity: 0; transform: translateX(-50%) translateY(14px); }
}

/* ===============================
   BUTTONS
   =============================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.35s var(--ease);
    border: none;
    text-decoration: none;
    white-space: nowrap;
}

.btn-primary {
    background: var(--green-700);
    color: var(--white);
    box-shadow: 0 4px 14px rgba(26, 86, 50, 0.25);
}

.btn-primary:hover {
    background: var(--green-600);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(26, 86, 50, 0.35);
}

.btn-outline {
    background: transparent;
    color: var(--green-700);
    border: 2px solid var(--green-700);
}

.btn-outline:hover {
    background: var(--green-700);
    color: var(--white);
    transform: translateY(-2px);
}

.btn-gold {
    background: linear-gradient(135deg, var(--gold-500), var(--gold-600));
    color: var(--white);
    box-shadow: 0 4px 14px rgba(200, 168, 78, 0.35);
}

.btn-gold:hover {
    background: linear-gradient(135deg, var(--gold-600), var(--gold-700));
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(200, 168, 78, 0.45);
}

.btn-sm {
    padding: 10px 20px;
    font-size: 0.85rem;
}

.btn-lg {
    padding: 18px 36px;
    font-size: 1.05rem;
}

/* ===============================
   TRUST SECTION
   =============================== */
.trust-section {
    padding: 60px 0;
    background: var(--white);
    border-bottom: 1px solid var(--gray-100);
}

.trust-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}

.trust-item {
    text-align: center;
    padding: 28px 20px;
    border-radius: var(--radius-lg);
    transition: all 0.4s var(--ease);
}

.trust-item:hover {
    background: var(--green-50);
    transform: translateY(-4px);
}

.trust-icon {
    font-size: 2.4rem;
    margin-bottom: 16px;
}

.trust-item h3 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--green-800);
    margin-bottom: 8px;
}

.trust-item p {
    font-size: 0.85rem;
    color: var(--text-muted);
    line-height: 1.6;
}

/* ===============================
   SECTION HEADERS
   =============================== */
.section-header {
    text-align: center;
    margin-bottom: 48px;
}

.section-tag {
    display: inline-block;
    padding: 6px 16px;
    background: var(--green-50);
    color: var(--green-700);
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    border-radius: 100px;
    margin-bottom: 16px;
    border: 1px solid var(--green-200);
}

.premium-tag {
    background: var(--gold-50);
    color: var(--gold-700);
    border-color: var(--gold-200);
}

.section-title {
    font-family: var(--font-display);
    font-size: 2.6rem;
    font-weight: 700;
    color: var(--green-900);
    margin-bottom: 12px;
    line-height: 1.2;
}

.section-desc {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 640px;
    margin: 0 auto;
    line-height: 1.7;
}

/* ===============================
   PRODUCT INTRO (Image + Text)
   =============================== */
.product-intro {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
    margin-bottom: 48px;
}

.product-intro-text {
    text-align: left;
}

.product-intro-text .section-tag {
    margin-bottom: 12px;
}

.product-intro-text .section-title {
    text-align: left;
    margin-bottom: 16px;
}

.product-intro-text .section-desc {
    text-align: left;
    margin: 0;
    max-width: none;
}

.product-intro-image {
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    transition: transform 0.5s var(--ease);
}

.product-intro-image:hover {
    transform: scale(1.02);
}

.product-intro-image img {
    width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
    aspect-ratio: 1/1;
    border-radius: var(--radius-xl);
}

/* Special Gallery - show/hide images based on active tab */
.product-special-gallery {
    position: relative;
}

.product-special-gallery .special-img {
    display: none;
    animation: fadeInTable 0.5s var(--ease-out);
}

.product-special-gallery .special-img.active {
    display: block;
}

/* Special section text colors */
.product-intro-special .product-intro-text .section-title {
    color: var(--white);
}

.product-intro-special .product-intro-text .section-desc {
    color: var(--green-300);
}

/* Duo layout for Folding + Mini */
.product-intro-duo {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    box-shadow: none;
}

.product-intro-duo img {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    aspect-ratio: 1/1;
}

.product-intro-duo:hover {
    transform: none;
}

.product-intro-duo img:hover {
    transform: scale(1.03);
    transition: transform 0.4s var(--ease);
}

/* ===============================
   PRICE SECTIONS
   =============================== */
.price-section {
    padding: var(--section-pad) 0;
    position: relative;
}

.price-section.alt-bg {
    background: var(--green-50);
}

.special-section {
    background: linear-gradient(180deg, var(--green-900) 0%, var(--green-800) 100%);
    color: var(--white);
}

.special-section .section-tag {
    background: rgba(200, 168, 78, 0.15);
    color: var(--gold-400);
    border-color: rgba(200, 168, 78, 0.3);
}

.special-section .section-title {
    color: var(--white);
}

.special-section .section-desc {
    color: var(--green-300);
}

/* ===============================
   TABS
   =============================== */
.tabs-wrapper {
    margin-bottom: 32px;
}

.tabs-nav {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: 32px;
    flex-wrap: wrap;
}

.tab-btn {
    padding: 10px 24px;
    background: var(--gray-100);
    color: var(--text-secondary);
    border: 2px solid transparent;
    border-radius: 100px;
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s var(--ease);
}

.tab-btn:hover {
    background: var(--green-100);
    color: var(--green-700);
}

.tab-btn.active {
    background: var(--green-700);
    color: var(--white);
    border-color: var(--green-700);
    box-shadow: 0 4px 14px rgba(26, 86, 50, 0.25);
}

/* Special section tabs */
.special-section .tab-btn {
    background: rgba(255, 255, 255, 0.08);
    color: var(--green-300);
    border-color: rgba(255, 255, 255, 0.1);
}

.special-section .tab-btn:hover {
    background: rgba(255, 255, 255, 0.15);
    color: var(--white);
}

.special-section .tab-btn.active {
    background: var(--gold);
    color: var(--green-900);
    border-color: var(--gold);
    box-shadow: 0 4px 14px rgba(200, 168, 78, 0.4);
}

/* Sub tabs */
.special-sub-tabs {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: 24px;
}

.sub-tab-btn {
    padding: 8px 20px;
    background: rgba(255, 255, 255, 0.06);
    color: var(--green-300);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 100px;
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s var(--ease);
}

.sub-tab-btn:hover {
    background: rgba(255, 255, 255, 0.12);
    color: var(--white);
}

.sub-tab-btn.active {
    background: rgba(255, 255, 255, 0.15);
    color: var(--gold-400);
    border-color: var(--gold-400);
}

.tab-content,
.sub-tab-content {
    display: none;
    animation: fadeInTable 0.4s var(--ease-out);
}

.tab-content.active,
.sub-tab-content.active {
    display: block;
}

@keyframes fadeInTable {
    from { opacity: 0; transform: translateY(12px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ===============================
   PRICE TABLE
   =============================== */
.price-table-wrapper {
    overflow-x: auto;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    -webkit-overflow-scrolling: touch;
}

.price-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--white);
    font-size: 0.95rem;
}

.price-table thead tr {
    background: linear-gradient(135deg, var(--green-800), var(--green-700));
}

.price-table th {
    padding: 18px 24px;
    color: var(--white);
    font-weight: 600;
    text-align: center;
    font-size: 0.9rem;
    letter-spacing: 0.3px;
    white-space: nowrap;
}

.price-table th.highlight-col {
    background: rgba(200, 168, 78, 0.15);
}

.discount-badge {
    display: inline-block;
    padding: 2px 8px;
    background: var(--gold);
    color: var(--green-900);
    font-size: 0.7rem;
    font-weight: 800;
    border-radius: 4px;
    margin-left: 6px;
    vertical-align: middle;
}

.price-table td {
    padding: 14px 24px;
    text-align: center;
    border-bottom: 1px solid var(--gray-100);
    transition: background 0.2s var(--ease);
}

.price-table tbody tr:hover {
    background: var(--green-50);
}

.price-table tbody tr:last-child td {
    border-bottom: none;
}

.price-old {
    color: var(--gray-400);
    text-decoration: line-through;
    font-size: 0.9rem;
}

.price-new {
    color: var(--green-700);
    font-weight: 700;
    font-size: 1rem;
}

.price-table td:first-child {
    text-align: left;
    font-weight: 500;
    color: var(--gray-700);
    white-space: nowrap;
}

/* Premium Table */
.premium-table {
    background: rgba(255, 255, 255, 0.05);
}

.premium-table thead tr {
    background: linear-gradient(135deg, var(--gold-700), var(--gold-500));
}

.premium-table th.highlight-col {
    background: rgba(255, 255, 255, 0.1);
}

.premium-table td {
    color: var(--gold-200);
    border-bottom-color: rgba(255, 255, 255, 0.08);
}

.premium-table td:first-child {
    color: var(--gold-200);
    font-weight: 600;
}

.premium-table .price-new {
    color: var(--gold-300);
    font-size: 1.05rem;
    font-weight: 800;
}

.premium-table tbody tr:hover {
    background: rgba(200, 168, 78, 0.08);
}

.premium-table tbody tr:hover td {
    color: var(--gold-100);
}

/* Mini header row */
.mini-header-row td {
    background: var(--green-50) !important;
    font-size: 0.9rem;
    color: var(--green-700) !important;
    padding: 10px 24px !important;
    text-align: left !important;
}

/* Section CTA */
.section-cta {
    text-align: center;
    margin-top: 40px;
}

.cta-promo-text {
    font-size: 1rem;
    color: var(--white);
    line-height: 1.7;
    max-width: 680px;
    margin: 0 auto 20px;
    padding: 20px 28px;
    background: linear-gradient(135deg, var(--green-800), var(--green-700));
    border-radius: var(--radius-md);
    border: 1px solid var(--green-600);
    box-shadow: 0 4px 16px rgba(26, 86, 50, 0.25);
}

.cta-promo-text a {
    color: var(--gold-400);
    transition: color 0.3s var(--ease);
}

.cta-promo-text a:hover {
    color: var(--gold-300);
}

.cta-promo-light {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(200, 168, 78, 0.25);
    color: var(--green-200);
}

.cta-promo-light a {
    color: var(--gold-400);
}

.cta-promo-light a:hover {
    color: var(--gold-300);
}

/* Kymdan Contact Note */
.kymdan-contact-note {
    text-align: center;
    padding: 60px 40px;
    background: linear-gradient(135deg, var(--green-50), var(--gold-50));
    border-radius: var(--radius-xl);
    border: 2px solid var(--green-200);
    max-width: 680px;
    margin: 0 auto;
}

.contact-note-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.kymdan-contact-note h3 {
    font-family: var(--font-display);
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--green-800);
    margin-bottom: 12px;
}

.kymdan-contact-note p {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 28px;
}

.contact-note-actions {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

/* ===============================
   COMPARISON SECTION
   =============================== */
.comparison-section {
    padding: var(--section-pad) 0;
    background: linear-gradient(180deg, var(--green-50) 0%, var(--white) 100%);
}

.comparison-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    align-items: stretch;
}

.comparison-card {
    background: var(--white);
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all 0.4s var(--ease);
    position: relative;
    display: flex;
    flex-direction: column;
}

.comparison-card:hover {
    border-color: var(--green-300);
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.featured-card {
    border-color: var(--green-500);
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
}

.featured-card:hover {
    transform: scale(1.05) translateY(-8px);
}

.featured-badge {
    position: absolute;
    top: -1px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--green-700);
    color: var(--white);
    padding: 6px 20px;
    font-size: 0.75rem;
    font-weight: 700;
    border-radius: 0 0 var(--radius-sm) var(--radius-sm);
    z-index: 1;
}

.card-header {
    padding: 32px 24px 24px;
    text-align: center;
}

.deluxe-header {
    background: linear-gradient(135deg, var(--green-700), var(--green-600));
    color: var(--white);
}

.massage-header {
    background: linear-gradient(135deg, var(--green-600), var(--green-500));
    color: var(--white);
}

.special-header {
    background: linear-gradient(135deg, var(--gold-600), var(--gold-500));
    color: var(--white);
}

.card-header h3 {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.card-price-from {
    font-size: 0.9rem;
    opacity: 0.9;
}

.card-features {
    list-style: none;
    padding: 24px;
    flex: 1;
}

.card-features li {
    padding: 8px 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--gray-100);
}

.card-features li:last-child {
    border-bottom: none;
}

.comparison-card .btn {
    margin: 0 24px 24px;
}

/* ===============================
   SHOWROOM SECTION
   =============================== */
.showroom-section {
    padding: var(--section-pad) 0;
    background: var(--white);
}

.showroom-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.showroom-card {
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--gray-200);
    transition: all 0.4s var(--ease);
}

.showroom-card:hover {
    box-shadow: var(--shadow-xl);
    transform: translateY(-4px);
}

.showroom-image-wrapper {
    position: relative;
    aspect-ratio: 16/9;
    overflow: hidden;
}

.showroom-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s var(--ease);
}

.showroom-card:hover .showroom-image {
    transform: scale(1.05);
}

.showroom-overlay {
    position: absolute;
    bottom: 12px;
    left: 12px;
}

.location-tag {
    padding: 6px 14px;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(8px);
    border-radius: var(--radius-sm);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--green-700);
}

.showroom-system-badge {
    position: absolute;
    top: 12px;
    right: 12px;
}

.showroom-system-badge span {
    display: inline-block;
    padding: 8px 16px;
    background: linear-gradient(135deg, var(--green-800), var(--green-700));
    color: var(--gold-300);
    font-size: 0.75rem;
    font-weight: 700;
    border-radius: var(--radius-sm);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
    letter-spacing: 0.3px;
}

.showroom-info {
    padding: 24px;
}

.showroom-info h3 {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--green-800);
    margin-bottom: 8px;
}

.showroom-address {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.showroom-hours {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 16px;
}

/* Kymdan Showroom List */
.kymdan-showroom-list {
    max-width: 960px;
    margin: 0 auto;
}

.kymdan-region {
    margin-bottom: 32px;
}

.region-title {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--green-800);
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--green-200);
}

.region-items {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.region-item {
    padding: 16px 20px;
    background: var(--green-50);
    border-radius: var(--radius-md);
    border: 1px solid var(--green-100);
    transition: all 0.3s var(--ease);
}

.region-item:hover {
    background: var(--green-100);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.region-item strong {
    display: block;
    font-size: 0.95rem;
    color: var(--green-800);
    margin-bottom: 4px;
}

.region-item p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin: 0;
}

.kymdan-note {
    text-align: center;
    padding: 20px;
    background: var(--gold-50);
    border-radius: var(--radius-md);
    border: 1px solid var(--gold-200);
    font-size: 0.95rem;
    color: var(--gray-700);
    margin-top: 24px;
}

.kymdan-note a {
    color: var(--green-700);
}

/* ===============================
   CTA SECTION
   =============================== */
.cta-section {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--green-900) 0%, var(--green-800) 50%, var(--green-700) 100%);
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(200, 168, 78, 0.08) 0%, transparent 60%),
        radial-gradient(circle at 80% 50%, rgba(200, 168, 78, 0.05) 0%, transparent 60%);
}

.cta-content {
    text-align: center;
    position: relative;
    z-index: 1;
}

.cta-title {
    font-family: var(--font-display);
    font-size: 2.4rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 16px;
}

.cta-text {
    font-size: 1.05rem;
    color: var(--green-300);
    margin-bottom: 36px;
    max-width: 560px;
    margin-left: auto;
    margin-right: auto;
}

.cta-actions {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 32px;
    flex-wrap: wrap;
}

.cta-section .btn-outline {
    color: var(--white);
    border-color: rgba(255, 255, 255, 0.3);
}

.cta-section .btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.5);
    color: var(--white);
}

.cta-guarantees {
    display: flex;
    justify-content: center;
    gap: 32px;
    flex-wrap: wrap;
    color: var(--green-300);
    font-size: 0.85rem;
    font-weight: 500;
}

/* ===============================
   FOOTER
   =============================== */
.footer {
    background: var(--gray-900);
    color: var(--gray-400);
    padding: 64px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 48px;
}

.footer-brand .logo-text {
    color: var(--white);
    font-size: 1.4rem;
    display: block;
    margin-bottom: 2px;
}

.footer-brand .logo-sub {
    display: block;
    margin-bottom: 16px;
}

.footer-desc {
    font-size: 0.9rem;
    line-height: 1.7;
    color: var(--gray-500);
}

.footer-links h4 {
    color: var(--white);
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 20px;
}

.footer-links a,
.footer-links p {
    display: block;
    font-size: 0.9rem;
    color: var(--gray-500);
    margin-bottom: 10px;
    transition: color 0.3s var(--ease);
}

.footer-links a:hover {
    color: var(--gold-400);
}

.footer-bottom {
    border-top: 1px solid var(--gray-800);
    padding: 24px 0;
    text-align: center;
    font-size: 0.8rem;
    color: var(--gray-600);
}

/* ===============================
   FIXED CTA MOBILE
   =============================== */
.fixed-cta-mobile {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 999;
    display: none;
    background: var(--white);
    border-top: 1px solid var(--gray-200);
    padding: 12px 16px;
    gap: 12px;
    box-shadow: 0 -4px 24px rgba(0, 0, 0, 0.1);
}

.fixed-phone-btn,
.fixed-zalo-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 14px 16px;
    border-radius: var(--radius-md);
    font-weight: 700;
    font-size: 0.95rem;
    transition: all 0.3s var(--ease);
}

.fixed-phone-btn {
    background: var(--green-700);
    color: var(--white);
}

.fixed-zalo-btn {
    background: #0068ff;
    color: var(--white);
}

/* ===============================
   BACK TO TOP
   =============================== */
.back-to-top {
    position: fixed;
    bottom: 80px;
    right: 24px;
    width: 48px;
    height: 48px;
    background: var(--green-700);
    color: var(--white);
    border: none;
    border-radius: 50%;
    font-size: 1.2rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all 0.4s var(--ease);
    z-index: 998;
    box-shadow: var(--shadow-md);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: var(--green-600);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

/* ===============================
   ANIMATIONS
   =============================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Scroll Reveal */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s var(--ease-out);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* ===============================
   RESPONSIVE
   =============================== */
@media (max-width: 1024px) {
    :root {
        --section-pad: 72px;
    }

    .hero .container {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .hero-title {
        font-size: 2.6rem;
    }

    .hero-visual {
        max-width: 500px;
        margin: 0 auto;
    }

    .trust-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .comparison-grid {
        grid-template-columns: 1fr;
        max-width: 480px;
        margin: 0 auto;
    }

    .featured-card {
        transform: scale(1);
    }

    .featured-card:hover {
        transform: translateY(-8px);
    }

    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    :root {
        --section-pad: 56px;
    }

    .announcement-bar {
        font-size: 0.75rem;
    }

    .announcement-text {
        font-size: 0.72rem;
    }

    .nav {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: var(--white);
        padding: 16px;
        flex-direction: column;
        border-bottom: 1px solid var(--gray-200);
        box-shadow: var(--shadow-lg);
    }

    .nav.open {
        display: flex;
    }

    .nav-link {
        width: 100%;
        padding: 12px 16px;
    }

    .header-cta {
        display: none;
    }

    .mobile-toggle {
        display: flex;
    }

    .hero {
        padding: 48px 0 64px;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .hero-actions {
        flex-direction: column;
    }

    .hero-stats {
        flex-direction: column;
        gap: 16px;
        padding: 20px;
    }

    .stat-divider {
        width: 60px;
        height: 1px;
    }

    .hero-scroll-indicator {
        display: none;
    }

    .card-discount {
        left: 12px;
        bottom: 12px;
    }

    .card-shipping {
        right: 12px;
        top: 12px;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .product-intro {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .product-intro-text {
        text-align: center;
        order: 1;
    }

    .product-intro-text .section-title,
    .product-intro-text .section-desc {
        text-align: center;
    }

    .product-intro-image {
        order: 2;
        max-width: 320px;
        margin: 0 auto;
    }

    .product-intro-duo {
        max-width: 100%;
        grid-template-columns: 1fr 1fr;
    }

    .tabs-nav {
        gap: 6px;
    }

    .tab-btn {
        padding: 8px 16px;
        font-size: 0.8rem;
    }

    .price-table th,
    .price-table td {
        padding: 12px 14px;
        font-size: 0.85rem;
    }

    .showroom-grid {
        grid-template-columns: 1fr;
    }

    .region-items {
        grid-template-columns: 1fr;
    }

    .fixed-cta-mobile {
        display: flex;
    }

    .back-to-top {
        bottom: 100px;
    }

    .cta-title {
        font-size: 1.8rem;
    }

    .cta-guarantees {
        gap: 16px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    body {
        padding-bottom: 72px;
    }
}

@media (max-width: 480px) {
    .trust-grid {
        grid-template-columns: 1fr;
    }

    .hero-float-card {
        padding: 8px 14px;
        font-size: 0.75rem;
    }

    .hero-title {
        font-size: 1.6rem;
    }

    .hero-subtitle {
        font-size: 0.9rem;
    }

    .section-title {
        font-size: 1.4rem;
    }

    .price-table-wrapper {
        border-radius: var(--radius-md);
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .price-table {
        min-width: 420px;
    }

    .price-table td:first-child {
        font-size: 0.82rem;
    }

    .tabs-nav {
        flex-wrap: wrap;
        justify-content: center;
    }

    .tab-btn {
        padding: 6px 12px;
        font-size: 0.75rem;
    }

    .product-intro-duo {
        grid-template-columns: 1fr;
        gap: 12px;
    }

    .product-intro-image {
        max-width: 280px;
    }

    .cta-promo-text {
        font-size: 0.88rem;
        padding: 16px 20px;
    }

    .announcement-bar {
        padding: 6px 0;
    }

    .announcement-phone {
        display: none;
    }

    .comparison-grid {
        max-width: 100%;
    }

    .section-cta .btn {
        width: 100%;
        text-align: center;
    }
}