/* ============================================
   SSW Lighting — Premium B2B Website Styles
   Designed for: High-end, trustworthy, tech-forward
   ============================================ */

/* === Design Tokens === */
:root {
    /* Core Palette */
    --deep-navy: #0a1628;
    --navy-mid: #111d35;
    --navy-light: #1a2d4a;
    --tech-blue: #00b4d8;
    --accent-blue: #0077b6;
    --ice-blue: #90e0ef;
    --pale-blue: #caf0f8;
    --gold: #d4a574;
    --gold-light: #e8c9a0;
    --gold-dark: #b8874a;
    --warm-white: #faf8f5;

    /* Neutrals */
    --white: #ffffff;
    --gray-50: #f8fafc;
    --gray-100: #f1f5f9;
    --gray-200: #e2e8f0;
    --gray-300: #cbd5e1;
    --gray-400: #94a3b8;
    --gray-500: #64748b;
    --gray-600: #475569;
    --gray-700: #334155;
    --gray-800: #1e293b;
    --gray-900: #0f172a;

    /* Gradients */
    --gradient-hero: linear-gradient(160deg, #060e1a 0%, #0a1628 30%, #0d1f3c 60%, #091425 100%);
    --gradient-card: linear-gradient(165deg, rgba(15,25,45,0.95) 0%, rgba(20,35,60,0.9) 100%);
    --gradient-blue: linear-gradient(135deg, #00b4d8 0%, #0077b6 100%);
    --gradient-gold: linear-gradient(135deg, #d4a574 0%, #b8874a 100%);
    --gradient-text: linear-gradient(135deg, #00b4d8 0%, #90e0ef 50%, #d4a574 100%);
    --gradient-border: linear-gradient(135deg, rgba(0,180,216,0.4) 0%, rgba(212,165,116,0.3) 50%, rgba(0,119,182,0.4) 100%);

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.06), 0 1px 3px rgba(0,0,0,0.04);
    --shadow-md: 0 4px 24px rgba(0,0,0,0.08), 0 2px 8px rgba(0,0,0,0.04);
    --shadow-lg: 0 12px 48px rgba(0,0,0,0.12), 0 4px 16px rgba(0,0,0,0.06);
    --shadow-glow-blue: 0 0 40px rgba(0,180,216,0.15), 0 0 80px rgba(0,180,216,0.06);
    --shadow-glow-gold: 0 0 40px rgba(212,165,116,0.12), 0 0 80px rgba(212,165,116,0.05);
    --shadow-card-hover: 0 20px 60px rgba(0,180,216,0.12), 0 8px 24px rgba(0,0,0,0.08);

    /* Layout */
    --radius-sm: 10px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
    font-family: 'Inter', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--gray-700);
    background: var(--white);
    line-height: 1.75;
    overflow-x: hidden;
}

::selection {
    background: rgba(0,180,216,0.2);
    color: var(--deep-navy);
}

/* === Typography === */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Poppins', 'Noto Sans SC', sans-serif;
    font-weight: 700;
    line-height: 1.25;
    color: var(--gray-900);
    letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.4rem, 5.5vw, 4rem); font-weight: 800; }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.6rem); }
h3 { font-size: clamp(1.15rem, 2.2vw, 1.6rem); }
h4 { font-size: 1.15rem; }

p { margin-bottom: 1rem; color: var(--gray-600); }

a {
    color: var(--tech-blue);
    text-decoration: none;
    transition: var(--transition-fast);
}
a:hover { color: var(--accent-blue); }

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

/* === Layout === */
.container {
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 32px;
}

.section {
    padding: 100px 0;
}

.section-dark {
    background: var(--gradient-hero);
    color: var(--white);
    position: relative;
}

.section-dark::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, rgba(0,180,216,0.3) 50%, transparent 100%);
}

.section-gray {
    background: var(--gray-50);
    position: relative;
}

.section-gray::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, var(--gray-200) 50%, transparent 100%);
}

.section-title {
    text-align: center;
    margin-bottom: 72px;
}

.section-title .label {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--tech-blue);
    margin-bottom: 16px;
    padding: 6px 16px;
    background: rgba(0,180,216,0.08);
    border-radius: 30px;
    border: 1px solid rgba(0,180,216,0.15);
}

.section-title h2 {
    margin-bottom: 20px;
}

.section-title h2 .gradient-text {
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-title p {
    color: var(--gray-500);
    font-size: 1.125rem;
    max-width: 620px;
    margin: 0 auto;
    line-height: 1.8;
}

.section-dark .section-title h2 { color: var(--white); }
.section-dark .section-title p { color: var(--gray-400); }

/* === Divider between sections === */
.section-divider {
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, var(--gray-200) 20%, var(--gray-200) 80%, transparent 100%);
    border: none;
    margin: 0;
}

/* ===========================================
   NAVIGATION
   =========================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 22, 40, 0.85);
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    transition: var(--transition);
}

.navbar.scrolled {
    background: rgba(10, 22, 40, 0.96);
    box-shadow: 0 4px 40px rgba(0, 0, 0, 0.4);
}

.nav-container {
    max-width: 1240px;
    margin: 0 auto;
    padding: 0 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 76px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 4px;
    font-family: 'Poppins', sans-serif;
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--white);
    letter-spacing: -0.02em;
}

.nav-logo .logo-icon {
    width: 36px;
    height: 36px;
    background: var(--gradient-blue);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    font-weight: 800;
    color: var(--white);
    margin-right: 10px;
    box-shadow: 0 2px 12px rgba(0,180,216,0.3);
}

.nav-logo .logo-accent {
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 8px;
    list-style: none;
}

.nav-links a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    font-weight: 500;
    padding: 10px 18px;
    border-radius: 10px;
    position: relative;
    transition: var(--transition-fast);
    letter-spacing: 0.01em;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--white);
    background: rgba(255, 255, 255, 0.06);
}

.nav-links a.active::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 2px;
    background: var(--gradient-blue);
    border-radius: 1px;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.lang-btn {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    color: rgba(255, 255, 255, 0.7);
    padding: 7px 16px;
    border-radius: 10px;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
    letter-spacing: 0.02em;
}

.lang-btn:hover {
    background: rgba(0, 180, 216, 0.15);
    border-color: rgba(0, 180, 216, 0.3);
    color: var(--white);
}

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

.mobile-toggle span {
    width: 22px;
    height: 2px;
    background: var(--white);
    transition: var(--transition-fast);
    border-radius: 1px;
}

/* ===========================================
   HERO
   =========================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--gradient-hero);
    position: relative;
    overflow: hidden;
    padding-top: 76px;
}

/* Animated orbs */
.hero::before {
    content: '';
    position: absolute;
    top: -20%;
    right: -10%;
    width: 900px;
    height: 900px;
    background: radial-gradient(circle, rgba(0,180,216,0.07) 0%, rgba(0,180,216,0.02) 40%, transparent 70%);
    border-radius: 50%;
    animation: heroOrb1 20s ease-in-out infinite;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -25%;
    left: -15%;
    width: 700px;
    height: 700px;
    background: radial-gradient(circle, rgba(212,165,116,0.05) 0%, rgba(212,165,116,0.01) 40%, transparent 70%);
    border-radius: 50%;
    animation: heroOrb2 25s ease-in-out infinite;
}

@keyframes heroOrb1 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(-40px, 30px) scale(1.05); }
    66% { transform: translate(20px, -20px) scale(0.95); }
}

@keyframes heroOrb2 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -40px) scale(1.08); }
    66% { transform: translate(-20px, 20px) scale(0.96); }
}

/* Grid pattern overlay */
.hero-grid-overlay {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,0.015) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.015) 1px, transparent 1px);
    background-size: 80px 80px;
    pointer-events: none;
}

.hero-glow-line {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, rgba(0,180,216,0.3) 30%, rgba(212,165,116,0.2) 70%, transparent 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 720px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: rgba(0,180,216,0.08);
    border: 1px solid rgba(0,180,216,0.2);
    border-radius: 40px;
    color: var(--tech-blue);
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 32px;
    letter-spacing: 0.03em;
}

.hero-badge .dot {
    width: 6px;
    height: 6px;
    background: var(--tech-blue);
    border-radius: 50%;
    animation: pulse-dot 2s ease-in-out infinite;
}

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

.hero h1 {
    color: var(--white);
    margin-bottom: 28px;
    font-size: clamp(2.8rem, 6vw, 4.2rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1.15;
}

.hero h1 .highlight {
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero .hero-desc {
    color: var(--gray-400);
    font-size: 1.2rem;
    margin-bottom: 44px;
    line-height: 1.85;
    max-width: 580px;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 60px;
}

/* Hero stats bar */
.hero-stats {
    display: flex;
    gap: 48px;
    padding-top: 40px;
    border-top: 1px solid rgba(255,255,255,0.08);
}

.hero-stat {
    text-align: left;
}

.hero-stat .stat-number {
    font-family: 'Poppins', sans-serif;
    font-size: 2rem;
    font-weight: 800;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
}

.hero-stat .stat-label {
    color: var(--gray-400);
    font-size: 0.85rem;
    font-weight: 500;
    margin-top: 4px;
}

/* ===========================================
   BUTTONS
   =========================================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 15px 34px;
    border-radius: 14px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    text-decoration: none;
    letter-spacing: 0.01em;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient-blue);
    color: var(--white);
    box-shadow: 0 4px 24px rgba(0,180,216,0.25), inset 0 1px 0 rgba(255,255,255,0.15);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 36px rgba(0,180,216,0.35), inset 0 1px 0 rgba(255,255,255,0.15);
    color: var(--white);
}

.btn-primary::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, transparent 50%);
    pointer-events: none;
}

.btn-outline {
    background: rgba(255, 255, 255, 0.05);
    color: var(--white);
    border: 1.5px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
}

.btn-outline:hover {
    border-color: rgba(0, 180, 216, 0.5);
    background: rgba(0, 180, 216, 0.08);
    color: var(--white);
    box-shadow: 0 0 30px rgba(0,180,216,0.1);
}

.btn-dark {
    background: var(--deep-navy);
    color: var(--white);
    box-shadow: var(--shadow-md);
}

.btn-dark:hover {
    background: var(--navy-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-gold {
    background: var(--gradient-gold);
    color: var(--white);
    box-shadow: 0 4px 24px rgba(212,165,116,0.25);
}

.btn-gold:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 36px rgba(212,165,116,0.35);
}

/* ===========================================
   TRUST STATS BAR (below hero or in about)
   =========================================== */
.trust-bar {
    background: var(--white);
    padding: 48px 0;
    border-bottom: 1px solid var(--gray-100);
}

.trust-bar-inner {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 64px;
    flex-wrap: wrap;
}

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

.trust-item .trust-number {
    font-family: 'Poppins', sans-serif;
    font-size: 2.8rem;
    font-weight: 800;
    background: var(--gradient-blue);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.1;
    margin-bottom: 6px;
}

.trust-item .trust-number .trust-unit {
    font-size: 1.4rem;
    font-weight: 700;
}

.trust-item .trust-label {
    color: var(--gray-500);
    font-size: 0.9rem;
    font-weight: 500;
}

.trust-divider-v {
    width: 1px;
    height: 48px;
    background: linear-gradient(to bottom, transparent, var(--gray-200), transparent);
}

/* ===========================================
   PRODUCT CARDS — Glassmorphism
   =========================================== */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 28px;
}

.product-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--gray-100);
    position: relative;
    transition: var(--transition);
    transform-style: preserve-3d;
}

.product-card::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: var(--radius-lg);
    padding: 1.5px;
    background: var(--gradient-border);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: var(--transition);
    pointer-events: none;
    z-index: 2;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-card-hover);
    border-color: transparent;
}

.product-card:hover::before {
    opacity: 1;
}

.product-card .card-image {
    height: 230px;
    background: linear-gradient(135deg, var(--gray-50) 0%, #eef4f8 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    position: relative;
    overflow: hidden;
}

.product-card .card-image img {
    max-width: 75%;
    max-height: 80%;
    object-fit: contain;
    transition: var(--transition);
    filter: drop-shadow(0 8px 20px rgba(0,0,0,0.08));
}

.product-card:hover .card-image img {
    transform: scale(1.06);
}

.product-card .card-body {
    padding: 28px;
}

.product-card .card-tag {
    display: inline-block;
    padding: 5px 14px;
    background: rgba(0,180,216,0.08);
    color: var(--tech-blue);
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    margin-bottom: 14px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.product-card .card-body h3 {
    margin-bottom: 12px;
    font-size: 1.15rem;
    line-height: 1.4;
}

.product-card .card-body p {
    color: var(--gray-500);
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 16px;
}

.product-badge {
    position: absolute;
    top: 16px;
    right: 16px;
    background: var(--gradient-gold);
    color: var(--white);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.7rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    box-shadow: 0 4px 12px rgba(212,165,116,0.3);
    z-index: 3;
}

.read-more {
    color: var(--tech-blue);
    font-weight: 600;
    font-size: 0.9rem;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: var(--transition-fast);
}

.read-more:hover {
    gap: 10px;
    color: var(--accent-blue);
}

/* ===========================================
   VIDEO SECTION
   =========================================== */
.video-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.video-card {
    border-radius: var(--radius-lg);
    overflow: hidden;
    position: relative;
    background: var(--navy-mid);
    transition: var(--transition);
    border: 1px solid rgba(255,255,255,0.06);
}

.video-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-glow-blue);
    border-color: rgba(0,180,216,0.2);
}

.video-card video {
    width: 100%;
    height: 260px;
    object-fit: cover;
    display: block;
}

.video-card .video-label {
    padding: 18px 22px;
    color: var(--gray-300);
    font-weight: 500;
    font-size: 0.9rem;
    background: rgba(10,22,40,0.6);
    backdrop-filter: blur(10px);
}

/* ===========================================
   GALLERY
   =========================================== */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: 240px 200px;
    gap: 16px;
}

.gallery-grid .gallery-item:first-child {
    grid-column: span 2;
    grid-row: span 2;
}

.gallery-item {
    border-radius: var(--radius-md);
    overflow: hidden;
    position: relative;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.gallery-item:hover img {
    transform: scale(1.06);
}

.gallery-item::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(10,22,40,0.5) 0%, transparent 60%);
    opacity: 0;
    transition: var(--transition);
}

.gallery-item:hover::after {
    opacity: 1;
}

/* ===========================================
   TECH BADGES
   =========================================== */
.tech-badges {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
    padding: 20px 0;
}

.tech-badge {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    padding: 28px 36px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-md);
    transition: var(--transition);
    backdrop-filter: blur(10px);
}

.tech-badge:hover {
    border-color: rgba(0, 180, 216, 0.3);
    background: rgba(0, 180, 216, 0.06);
    transform: translateY(-6px);
    box-shadow: var(--shadow-glow-blue);
}

.tech-badge-icon {
    width: 56px;
    height: 56px;
    background: rgba(0, 180, 216, 0.1);
    border: 1px solid rgba(0, 180, 216, 0.15);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    font-weight: 800;
    color: var(--tech-blue);
    letter-spacing: -0.02em;
}

.tech-badge span {
    color: var(--gray-300);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.02em;
}

/* ===========================================
   DARK CARDS (features, etc.)
   =========================================== */
.dark-card {
    background: var(--gradient-card);
    border: 1px solid rgba(255, 255, 255, 0.07);
    border-radius: var(--radius-lg);
    padding: 36px;
    transition: var(--transition);
    backdrop-filter: blur(10px);
}

.dark-card:hover {
    border-color: rgba(0, 180, 216, 0.25);
    box-shadow: var(--shadow-glow-blue);
    transform: translateY(-6px);
}

.dark-card h3 {
    color: var(--white);
    margin-bottom: 12px;
}

.dark-card p {
    color: var(--gray-400);
    font-size: 0.95rem;
    line-height: 1.75;
}

.dark-card .card-icon {
    width: 52px;
    height: 52px;
    background: rgba(0, 180, 216, 0.1);
    border: 1px solid rgba(0, 180, 216, 0.15);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    font-size: 1.5rem;
}

/* ===========================================
   NEWS / BLOG CARDS
   =========================================== */
.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 28px;
}

.news-card {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--gray-100);
    transition: var(--transition);
}

.news-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(0,180,216,0.15);
}

.news-card-image {
    height: 200px;
    background: var(--gradient-hero);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    position: relative;
    overflow: hidden;
}

.news-card-image::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 70% 30%, rgba(0,180,216,0.15) 0%, transparent 60%);
}

.news-card-image .news-icon {
    font-size: 3.5rem;
    opacity: 0.5;
    position: relative;
    z-index: 1;
}

.news-card-image .news-date {
    position: absolute;
    bottom: 16px;
    left: 16px;
    background: rgba(0, 180, 216, 0.9);
    backdrop-filter: blur(8px);
    color: var(--white);
    padding: 5px 14px;
    border-radius: 20px;
    font-size: 0.78rem;
    font-weight: 700;
    z-index: 1;
    letter-spacing: 0.02em;
}

.news-card-body {
    padding: 24px 28px;
}

.news-card-body h3 {
    font-size: 1.1rem;
    margin-bottom: 12px;
    line-height: 1.5;
}

.news-card-body p {
    color: var(--gray-500);
    font-size: 0.88rem;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    line-height: 1.7;
}

.news-card-footer {
    padding: 16px 28px;
    border-top: 1px solid var(--gray-100);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.news-card-footer span {
    color: var(--gray-400);
    font-size: 0.8rem;
    font-weight: 500;
}

/* ===========================================
   BLOG ARTICLE
   =========================================== */
.blog-hero {
    background: var(--gradient-hero);
    padding: 140px 0 70px;
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.blog-hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 50% 0%, rgba(0,180,216,0.08) 0%, transparent 60%);
    pointer-events: none;
}

.blog-hero .container { position: relative; z-index: 1; }

.blog-hero h1 {
    color: var(--white);
    margin-bottom: 20px;
    font-size: clamp(1.8rem, 4vw, 2.8rem);
}

.blog-meta {
    display: flex;
    gap: 20px;
    align-items: center;
    flex-wrap: wrap;
}

.blog-meta span {
    color: var(--gray-400);
    font-size: 0.9rem;
    font-weight: 500;
}

.blog-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 60px 32px;
}

.blog-lang-toggle {
    display: flex;
    gap: 12px;
    margin-bottom: 48px;
    justify-content: center;
}

.lang-tab {
    padding: 10px 28px;
    border-radius: 12px;
    border: 2px solid var(--gray-200);
    background: var(--white);
    color: var(--gray-600);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition-fast);
}

.lang-tab.active {
    background: var(--gradient-blue);
    color: var(--white);
    border-color: transparent;
    box-shadow: 0 4px 16px rgba(0,180,216,0.25);
}

.blog-article {
    font-size: 1.05rem;
    line-height: 1.95;
}

.blog-article h2 {
    margin: 48px 0 18px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--gray-100);
    font-size: 1.5rem;
}

.blog-article h3 {
    margin: 36px 0 14px;
    color: var(--gray-800);
    font-size: 1.2rem;
}

.blog-article p {
    color: var(--gray-600);
    margin-bottom: 18px;
    line-height: 1.9;
}

.blog-article strong {
    color: var(--gray-800);
}

.blog-article ul,
.blog-article ol {
    margin: 18px 0;
    padding-left: 28px;
}

.blog-article li {
    margin-bottom: 10px;
    color: var(--gray-600);
    line-height: 1.8;
}

.blog-article table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
    margin: 28px 0;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.blog-article th {
    background: var(--deep-navy);
    color: var(--white);
    padding: 14px 20px;
    text-align: left;
    font-weight: 600;
    font-size: 0.9rem;
}

.blog-article td {
    padding: 13px 20px;
    border-bottom: 1px solid var(--gray-100);
    font-size: 0.9rem;
}

.blog-article tr:nth-child(even) {
    background: var(--gray-50);
}

.blog-cta-box {
    background: var(--gradient-hero);
    border-radius: var(--radius-xl);
    padding: 48px;
    text-align: center;
    margin-top: 60px;
    position: relative;
    overflow: hidden;
}

.blog-cta-box::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 50% 100%, rgba(0,180,216,0.1) 0%, transparent 60%);
}

.blog-cta-box h3 { color: var(--white); margin-bottom: 12px; position: relative; }
.blog-cta-box p { color: var(--gray-400); margin-bottom: 24px; position: relative; }

.related-posts {
    margin-top: 48px;
    padding-top: 40px;
    border-top: 1px solid var(--gray-100);
}

.related-posts h3 {
    margin-bottom: 24px;
    font-size: 1.2rem;
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
}

.related-card {
    padding: 20px;
    border: 1px solid var(--gray-100);
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
}

.related-card:hover {
    border-color: rgba(0,180,216,0.2);
    box-shadow: var(--shadow-sm);
}

.related-card h4 {
    font-size: 0.9rem;
    margin-bottom: 6px;
    line-height: 1.5;
}

.related-card span {
    font-size: 0.8rem;
    color: var(--gray-400);
}

/* ===========================================
   CONTACT
   =========================================== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: start;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-weight: 600;
    color: var(--gray-700);
    font-size: 0.88rem;
}

.form-group input,
.form-group textarea {
    padding: 15px 20px;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 0.95rem;
    transition: var(--transition-fast);
    outline: none;
    background: var(--white);
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--tech-blue);
    box-shadow: 0 0 0 4px rgba(0, 180, 216, 0.08);
}

.form-group textarea {
    resize: vertical;
    min-height: 140px;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 36px;
}

.contact-info-item {
    display: flex;
    gap: 18px;
    align-items: flex-start;
}

.contact-info-item .c-icon {
    width: 52px;
    height: 52px;
    min-width: 52px;
    background: rgba(0, 180, 216, 0.06);
    border: 1px solid rgba(0, 180, 216, 0.1);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: var(--tech-blue);
}

.contact-info-item h4 {
    margin-bottom: 4px;
    font-size: 1rem;
}

.contact-info-item p {
    color: var(--gray-500);
    font-size: 0.92rem;
    margin: 0;
    line-height: 1.7;
}

/* ===========================================
   CTA SECTION
   =========================================== */
.cta-section {
    background: var(--gradient-hero);
    padding: 100px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 50% 50%, rgba(0,180,216,0.06) 0%, transparent 60%);
}

.cta-section h2 {
    color: var(--white);
    margin-bottom: 18px;
    position: relative;
}

.cta-section p {
    color: var(--gray-400);
    font-size: 1.15rem;
    max-width: 580px;
    margin: 0 auto 36px;
    line-height: 1.8;
    position: relative;
}

/* ===========================================
   FOOTER
   =========================================== */
.footer {
    background: var(--gray-900);
    color: var(--gray-400);
    padding: 72px 0 32px;
    position: relative;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, rgba(0,180,216,0.2) 50%, transparent 100%);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2.2fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-brand h3 {
    color: var(--white);
    margin-bottom: 18px;
    font-size: 1.2rem;
}

.footer-brand p {
    font-size: 0.88rem;
    line-height: 1.85;
    color: var(--gray-400);
}

.footer-links h4 {
    color: var(--white);
    margin-bottom: 20px;
    font-size: 0.95rem;
    font-weight: 700;
}

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

.footer-links a {
    color: var(--gray-400);
    font-size: 0.88rem;
    transition: var(--transition-fast);
}

.footer-links a:hover {
    color: var(--tech-blue);
    padding-left: 4px;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.06);
    padding-top: 28px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}

.footer-bottom p {
    font-size: 0.82rem;
    margin: 0;
    color: var(--gray-500);
}

.footer-social {
    display: flex;
    gap: 10px;
}

.footer-social a {
    width: 38px;
    height: 38px;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray-400);
    font-size: 0.85rem;
    font-weight: 600;
    transition: var(--transition-fast);
}

.footer-social a:hover {
    background: var(--tech-blue);
    border-color: var(--tech-blue);
    color: var(--white);
    transform: translateY(-2px);
}

/* ===========================================
   PAGE HERO (Subpages)
   =========================================== */
.page-hero {
    background: var(--gradient-hero);
    padding: 140px 0 72px;
    text-align: center;
    color: var(--white);
    position: relative;
    overflow: hidden;
}

.page-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 50% 80%, rgba(0,180,216,0.06) 0%, transparent 60%);
}

.page-hero .container { position: relative; z-index: 1; }

.page-hero .label {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--tech-blue);
    margin-bottom: 16px;
    padding: 6px 18px;
    background: rgba(0,180,216,0.08);
    border: 1px solid rgba(0,180,216,0.2);
    border-radius: 30px;
}

.page-hero h1 {
    color: var(--white);
    margin-bottom: 18px;
}

.page-hero p {
    color: var(--gray-400);
    font-size: 1.15rem;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.8;
}

/* ===========================================
   ABOUT — Stats & Features
   =========================================== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin: 48px 0;
}

.stat-item {
    text-align: center;
    padding: 32px 20px;
    background: var(--white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-100);
    transition: var(--transition);
}

.stat-item:hover {
    border-color: rgba(0,180,216,0.15);
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.stat-number {
    font-family: 'Poppins', sans-serif;
    font-size: 2.6rem;
    font-weight: 800;
    background: var(--gradient-blue);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.1;
    margin-bottom: 8px;
}

.stat-label {
    color: var(--gray-500);
    font-size: 0.88rem;
    font-weight: 500;
}

.features-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin: 40px 0;
}

.feature-item {
    display: flex;
    gap: 16px;
    padding: 24px;
    background: var(--white);
    border-radius: var(--radius-md);
    border: 1px solid var(--gray-100);
    transition: var(--transition);
}

.feature-item:hover {
    border-color: rgba(0,180,216,0.15);
    box-shadow: var(--shadow-sm);
    transform: translateY(-2px);
}

.feature-icon {
    width: 48px;
    height: 48px;
    min-width: 48px;
    background: rgba(0,180,216,0.06);
    border: 1px solid rgba(0,180,216,0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--tech-blue);
}

.feature-text h4 {
    margin-bottom: 4px;
    font-size: 0.98rem;
}

.feature-text p {
    color: var(--gray-500);
    font-size: 0.85rem;
    margin: 0;
    line-height: 1.65;
}

/* ===========================================
   PRODUCT DETAIL
   =========================================== */
.product-detail {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
    margin-bottom: 72px;
    padding: 48px;
    background: var(--white);
    border-radius: var(--radius-xl);
    border: 1px solid var(--gray-100);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.product-detail:hover {
    box-shadow: var(--shadow-md);
    border-color: rgba(0,180,216,0.1);
}

.product-detail-image {
    background: linear-gradient(135deg, var(--gray-50) 0%, #eef4f8 100%);
    border-radius: var(--radius-lg);
    padding: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 380px;
    position: relative;
}

.product-detail-image img {
    max-width: 100%;
    max-height: 320px;
    object-fit: contain;
    filter: drop-shadow(0 12px 30px rgba(0,0,0,0.1));
}

.product-detail-info h3 {
    font-size: 1.8rem;
    margin-bottom: 18px;
}

.product-detail-info > p {
    color: var(--gray-500);
    margin-bottom: 24px;
    line-height: 1.85;
}

.product-specs {
    list-style: none;
    margin: 24px 0;
}

.product-specs li {
    padding: 12px 0;
    border-bottom: 1px solid var(--gray-100);
    display: flex;
    justify-content: space-between;
    font-size: 0.92rem;
}

.product-specs li span:first-child {
    color: var(--gray-500);
}

.product-specs li span:last-child {
    font-weight: 600;
    color: var(--gray-800);
}

/* ===========================================
   PARTNERS / CLIENT LOGOS
   =========================================== */
.partners-bar {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 48px;
    flex-wrap: wrap;
    padding: 32px 0;
    opacity: 0.5;
}

.partner-logo {
    font-family: 'Poppins', sans-serif;
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--gray-400);
    letter-spacing: 0.05em;
    padding: 12px 24px;
    border: 1px solid var(--gray-200);
    border-radius: 10px;
    transition: var(--transition-fast);
}

.partner-logo:hover {
    opacity: 1;
    border-color: var(--gray-300);
    color: var(--gray-600);
}

/* ===========================================
   ANIMATIONS
   =========================================== */
.fade-in {
    opacity: 0;
    transform: translateY(36px);
    transition: opacity 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.fade-in-left {
    opacity: 0;
    transform: translateX(-36px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.fade-in-right {
    opacity: 0;
    transform: translateX(36px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.fade-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

/* Staggered delays */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }

/* ===========================================
   RESPONSIVE
   =========================================== */
@media (max-width: 1024px) {
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .contact-grid { grid-template-columns: 1fr; gap: 48px; }
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: 200px 180px;
    }
    .gallery-grid .gallery-item:first-child { grid-column: span 2; grid-row: span 1; }
    .video-grid { grid-template-columns: repeat(2, 1fr); }
    .product-detail { grid-template-columns: 1fr; gap: 32px; padding: 32px; }
    .hero-stats { gap: 32px; }
    .trust-bar-inner { gap: 36px; }
}

@media (max-width: 768px) {
    .container { padding: 0 20px; }
    .section { padding: 72px 0; }
    .section-title { margin-bottom: 48px; }

    .nav-links {
        display: none;
        position: absolute;
        top: 76px;
        left: 0;
        right: 0;
        background: rgba(10, 22, 40, 0.98);
        backdrop-filter: blur(24px);
        flex-direction: column;
        padding: 24px;
        gap: 8px;
        border-bottom: 1px solid rgba(255,255,255,0.05);
    }
    .nav-links.active { display: flex; }
    .mobile-toggle { display: flex; }

    .hero { min-height: auto; padding: 130px 0 80px; }
    .hero h1 { font-size: 2.2rem; }
    .hero-content { text-align: center; }
    .hero-buttons { justify-content: center; }
    .hero .hero-desc { margin-left: auto; margin-right: auto; }
    .hero-stats { justify-content: center; gap: 24px; flex-wrap: wrap; }
    .hero-stat { text-align: center; }

    .product-grid { grid-template-columns: 1fr; }
    .news-grid { grid-template-columns: 1fr; }
    .video-grid { grid-template-columns: 1fr; }
    .trust-bar-inner { gap: 24px; }
    .trust-item .trust-number { font-size: 2.2rem; }
    .trust-divider-v { display: none; }

    .gallery-grid { grid-template-columns: 1fr; grid-template-rows: auto; }
    .gallery-grid .gallery-item:first-child { grid-column: span 1; }
    .gallery-item { height: 200px; }

    .footer-grid { grid-template-columns: 1fr; gap: 32px; }
    .footer-bottom { flex-direction: column; text-align: center; }

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

    .product-detail { padding: 24px; }
    .product-detail-image { min-height: 250px; padding: 24px; }
    .blog-cta-box { padding: 32px 20px; }
}

@media (max-width: 480px) {
    .container { padding: 0 16px; }
    h1 { font-size: 1.8rem; }
    h2 { font-size: 1.4rem; }
    .btn { padding: 13px 26px; font-size: 0.88rem; }
    .hero h1 { font-size: 1.9rem; }
    .hero .hero-desc { font-size: 1rem; }
    .hero-stats { flex-direction: column; gap: 16px; }
    .stat-number { font-size: 2rem; }
    .partners-bar { gap: 16px; }
    .partner-logo { font-size: 0.85rem; padding: 8px 16px; }
}

/* ===========================================
   BILINGUAL / LANGUAGE TOGGLE
   =========================================== */

/* Default: Chinese (lang-zh) */
body.lang-zh .en { display: none !important; }
body.lang-zh .zh { display: inline; }

/* English mode */
body.lang-en .zh { display: none !important; }
body.lang-en .en { display: inline; }

/* Block-level bilingual elements */
body.lang-zh .en-block { display: none !important; }
body.lang-zh .zh-block { display: block; }
body.lang-en .zh-block { display: none !important; }
body.lang-en .en-block { display: block; }

/* Inline-block variant */
body.lang-zh .en-ib { display: none !important; }
body.lang-zh .zh-ib { display: inline-block; }
body.lang-en .zh-ib { display: none !important; }
body.lang-en .en-ib { display: inline-block; }

/* List items */
body.lang-zh li.en { display: none !important; }
body.lang-zh li.zh { display: list-item; }
body.lang-en li.zh { display: none !important; }
body.lang-en li.en { display: list-item; }

/* Active lang button highlight */
.lang-btn.active {
    background: rgba(0, 180, 216, 0.2) !important;
    border-color: rgba(0, 180, 216, 0.4) !important;
    color: #fff !important;
}


/* ===========================================
   DECORATIVE LIGHTING — CARD GRID
   =========================================== */

/* Card Grid Layout */
.deco-card-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    max-width: 1100px;
    margin: 0 auto;
}

/* Individual Card */
.deco-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    overflow: hidden;
    transition: var(--transition);
    backdrop-filter: blur(8px);
}

.deco-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 60px rgba(0, 180, 216, 0.12), 0 8px 24px rgba(0, 0, 0, 0.08);
    border-color: rgba(0, 180, 216, 0.3);
}

/* Card Image Area */
.deco-card-img {
    background: linear-gradient(135deg, rgba(248, 250, 252, 0.9) 0%, rgba(226, 232, 240, 0.6) 100%);
    border-radius: 12px 12px 0 0;
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 220px;
    overflow: hidden;
    position: relative;
}

.deco-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 8px;
    transition: var(--transition);
}

.deco-card:hover .deco-card-img img {
    transform: scale(1.05);
}

/* Card Body */
.deco-card-body {
    padding: 20px 22px 24px;
}

/* Card Title — gradient tech-blue */
.deco-card-title {
    font-family: 'Poppins', 'Noto Sans SC', sans-serif;
    font-size: 1.1rem;
    font-weight: 700;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 6px;
    letter-spacing: -0.01em;
}

/* Card Type */
.deco-card-type {
    color: var(--gray-400);
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 16px;
    line-height: 1.5;
}

/* Specs Row */
.deco-card-specs {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.deco-spec {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.82rem;
    color: var(--gray-500);
    padding: 4px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.deco-spec:last-child {
    border-bottom: none;
}

.deco-spec strong {
    color: var(--gray-300);
    font-weight: 600;
    font-size: 0.84rem;
    text-align: right;
}

/* Responsive: Tablet — 2 columns */
@media (max-width: 1024px) {
    .deco-card-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }
}

/* Responsive: Mobile — 1 column */
@media (max-width: 768px) {
    .deco-card-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .deco-card-img {
        height: 200px;
    }
}

@media (max-width: 480px) {
    .deco-card-img {
        height: 180px;
        padding: 16px;
    }

    .deco-card-body {
        padding: 16px 18px 20px;
    }

    .deco-card-title {
        font-size: 1rem;
    }
}

/* ===========================================
   INQUIRY FORM (contact.html)
   =========================================== */
.inquiry-form-section {
    padding: 80px 0 100px;
    background: var(--gray-50);
    position: relative;
}

.inquiry-form-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, var(--gray-200) 50%, transparent 100%);
}

.inquiry-form-wrapper {
    max-width: 780px;
    margin: 0 auto;
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 48px;
    border: 1px solid var(--gray-100);
    box-shadow: var(--shadow-md);
}

.inquiry-form-wrapper .form-title {
    text-align: center;
    margin-bottom: 40px;
}

.inquiry-form-wrapper .form-title h3 {
    font-size: 1.6rem;
    margin-bottom: 8px;
}

.inquiry-form-wrapper .form-title p {
    color: var(--gray-500);
    font-size: 0.95rem;
}

.inquiry-form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.inquiry-form .form-group-full {
    grid-column: 1 / -1;
}

.inquiry-form label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 8px;
}

.inquiry-form label .required-star {
    color: #ef4444;
    margin-left: 2px;
}

.inquiry-form input[type="text"],
.inquiry-form input[type="email"],
.inquiry-form input[type="tel"],
.inquiry-form input[type="number"],
.inquiry-form select,
.inquiry-form textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1.5px solid var(--gray-200);
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-family: inherit;
    color: var(--gray-700);
    background: var(--white);
    transition: var(--transition-fast);
    outline: none;
}

.inquiry-form input:focus,
.inquiry-form select:focus,
.inquiry-form textarea:focus {
    border-color: var(--tech-blue);
    box-shadow: 0 0 0 3px rgba(0,180,216,0.1), 0 0 20px rgba(0,180,216,0.08);
}

.inquiry-form input.error,
.inquiry-form select.error,
.inquiry-form textarea.error {
    border-color: #ef4444;
    box-shadow: 0 0 0 3px rgba(239,68,68,0.1);
}

.inquiry-form textarea {
    resize: vertical;
    min-height: 120px;
}

.inquiry-form select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M6 8L1 3h10z' fill='%2394a3b8'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 36px;
}

/* Multi-select checkboxes */
.product-checkboxes {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 10px;
}

.product-checkboxes label {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--gray-600);
    cursor: pointer;
    padding: 8px 12px;
    border: 1.5px solid var(--gray-200);
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
    margin-bottom: 0;
}

.product-checkboxes label:hover {
    border-color: var(--tech-blue);
    background: rgba(0,180,216,0.03);
}

.product-checkboxes input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--tech-blue);
    flex-shrink: 0;
}

.product-checkboxes label:has(input:checked) {
    border-color: var(--tech-blue);
    background: rgba(0,180,216,0.06);
    color: var(--tech-blue);
}

/* File upload */
.file-upload-area {
    border: 2px dashed var(--gray-200);
    border-radius: var(--radius-sm);
    padding: 24px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition-fast);
    background: var(--gray-50);
}

.file-upload-area:hover {
    border-color: var(--tech-blue);
    background: rgba(0,180,216,0.03);
}

.file-upload-area .upload-icon {
    font-size: 1.8rem;
    margin-bottom: 8px;
}

.file-upload-area .upload-text {
    font-size: 0.85rem;
    color: var(--gray-500);
}

.file-upload-area .upload-hint {
    font-size: 0.75rem;
    color: var(--gray-400);
    margin-top: 4px;
}

.file-upload-area input[type="file"] {
    display: none;
}

.form-error-msg {
    color: #ef4444;
    font-size: 0.78rem;
    margin-top: 4px;
    display: none;
}

.form-error-msg.show {
    display: block;
}

.inquiry-submit-area {
    grid-column: 1 / -1;
    text-align: center;
    padding-top: 12px;
}

.inquiry-submit-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 16px 48px;
    background: var(--gradient-blue);
    color: var(--white);
    border: none;
    border-radius: 14px;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 4px 24px rgba(0,180,216,0.25), inset 0 1px 0 rgba(255,255,255,0.15);
    position: relative;
    overflow: hidden;
}

.inquiry-submit-btn::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, transparent 50%);
    pointer-events: none;
}

.inquiry-submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 36px rgba(0,180,216,0.35), inset 0 1px 0 rgba(255,255,255,0.15);
}

/* ===========================================
   INQUIRY MODAL (products.html)
   =========================================== */
.inquiry-modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: rgba(10, 22, 40, 0.7);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    align-items: center;
    justify-content: center;
    padding: 20px;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.inquiry-modal-overlay.active {
    display: flex;
    opacity: 1;
}

.inquiry-modal {
    background: var(--white);
    border-radius: var(--radius-xl);
    width: 100%;
    max-width: 560px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 24px 80px rgba(0,0,0,0.25);
    position: relative;
    transform: translateY(20px) scale(0.97);
    transition: transform 0.3s ease;
}

.inquiry-modal-overlay.active .inquiry-modal {
    transform: translateY(0) scale(1);
}

.inquiry-modal-header {
    padding: 28px 32px 0;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.inquiry-modal-header h3 {
    font-size: 1.3rem;
    line-height: 1.3;
}

.inquiry-modal-header .modal-product-name {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--tech-blue);
    margin-top: 4px;
}

.inquiry-modal-close {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: none;
    background: var(--gray-100);
    color: var(--gray-500);
    font-size: 1.2rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
    flex-shrink: 0;
    margin-left: 16px;
}

.inquiry-modal-close:hover {
    background: var(--gray-200);
    color: var(--gray-700);
}

.inquiry-modal-body {
    padding: 24px 32px 32px;
}

.modal-form .form-group {
    margin-bottom: 18px;
}

.modal-form label {
    display: block;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 6px;
}

.modal-form input,
.modal-form textarea {
    width: 100%;
    padding: 11px 14px;
    border: 1.5px solid var(--gray-200);
    border-radius: var(--radius-sm);
    font-size: 0.88rem;
    font-family: inherit;
    color: var(--gray-700);
    background: var(--white);
    transition: var(--transition-fast);
    outline: none;
}

.modal-form input:focus,
.modal-form textarea:focus {
    border-color: var(--tech-blue);
    box-shadow: 0 0 0 3px rgba(0,180,216,0.1), 0 0 20px rgba(0,180,216,0.08);
}

.modal-form input.error,
.modal-form textarea.error {
    border-color: #ef4444;
    box-shadow: 0 0 0 3px rgba(239,68,68,0.1);
}

.modal-form textarea {
    resize: vertical;
    min-height: 90px;
}

.modal-form .modal-submit-btn {
    width: 100%;
    padding: 14px;
    background: var(--gradient-blue);
    color: var(--white);
    border: none;
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 4px 24px rgba(0,180,216,0.25);
    margin-top: 8px;
}

.modal-form .modal-submit-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 8px 36px rgba(0,180,216,0.35);
}

/* ===========================================
   THANK YOU MODAL
   =========================================== */
.thank-you-overlay {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 10000;
    background: rgba(10, 22, 40, 0.6);
    backdrop-filter: blur(6px);
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.thank-you-overlay.active {
    display: flex;
}

.thank-you-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    padding: 48px;
    text-align: center;
    max-width: 420px;
    width: 100%;
    box-shadow: 0 24px 80px rgba(0,0,0,0.2);
    animation: thankYouPop 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes thankYouPop {
    0% { transform: scale(0.8); opacity: 0; }
    100% { transform: scale(1); opacity: 1; }
}

.thank-you-card .thank-icon {
    width: 72px;
    height: 72px;
    background: rgba(16,185,129,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 2rem;
}

.thank-you-card h3 {
    font-size: 1.4rem;
    margin-bottom: 12px;
}

.thank-you-card p {
    color: var(--gray-500);
    font-size: 0.95rem;
    margin-bottom: 24px;
}

.thank-you-card .thank-close-btn {
    padding: 12px 32px;
    background: var(--gradient-blue);
    color: var(--white);
    border: none;
    border-radius: var(--radius-sm);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.thank-you-card .thank-close-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 20px rgba(0,180,216,0.3);
}

/* ===========================================
   WHATSAPP FLOATING BUTTON
   =========================================== */
.whatsapp-float {
    position: fixed;
    bottom: 28px;
    right: 28px;
    z-index: 8000;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: #25D366;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    text-decoration: none;
    box-shadow: 0 4px 20px rgba(37,211,102,0.35);
    transition: var(--transition);
    animation: wa-pulse 2s ease-in-out infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 28px rgba(37,211,102,0.5);
}

.whatsapp-float svg {
    width: 32px;
    height: 32px;
    fill: #ffffff;
}

.whatsapp-float .wa-tooltip {
    position: absolute;
    right: 72px;
    top: 50%;
    transform: translateY(-50%);
    background: var(--white);
    color: var(--gray-700);
    font-size: 0.82rem;
    font-weight: 600;
    padding: 8px 16px;
    border-radius: 10px;
    white-space: nowrap;
    box-shadow: var(--shadow-md);
    opacity: 0;
    pointer-events: none;
    transition: var(--transition-fast);
}

.whatsapp-float:hover .wa-tooltip {
    opacity: 1;
}

@keyframes wa-pulse {
    0%, 100% { box-shadow: 0 4px 20px rgba(37,211,102,0.35); }
    50% { box-shadow: 0 4px 20px rgba(37,211,102,0.35), 0 0 0 12px rgba(37,211,102,0.12); }
}

/* ===========================================
   RESPONSIVE — INQUIRY FORMS
   =========================================== */
@media (max-width: 768px) {
    .inquiry-form-wrapper {
        padding: 28px 20px;
    }

    .inquiry-form {
        grid-template-columns: 1fr;
    }

    .product-checkboxes {
        grid-template-columns: 1fr;
    }

    .inquiry-modal-header {
        padding: 20px 20px 0;
    }

    .inquiry-modal-body {
        padding: 20px 20px 28px;
    }

    .whatsapp-float {
        bottom: 20px;
        right: 20px;
        width: 54px;
        height: 54px;
    }

    .whatsapp-float svg {
        width: 28px;
        height: 28px;
    }

    .whatsapp-float .wa-tooltip {
        display: none;
    }

    .thank-you-card {
        padding: 32px 24px;
    }
}

/* ===========================================
   SUPPLIER INFO BAR (1688 B2B Style)
   =========================================== */
.supplier-info-bar {
    background: var(--deep-navy);
    padding: 16px 0;
    border-bottom: 1px solid rgba(0,180,216,0.15);
    position: relative;
    z-index: 10;
}

.supplier-info-inner {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 32px;
    flex-wrap: wrap;
}

.supplier-badges {
    display: flex;
    align-items: center;
    gap: 0;
    flex-wrap: wrap;
    justify-content: center;
}

.supplier-badge {
    color: var(--gray-300);
    font-size: 0.82rem;
    font-weight: 600;
    padding: 4px 12px;
    white-space: nowrap;
    letter-spacing: 0.02em;
}

.supplier-divider {
    color: rgba(0,180,216,0.3);
    font-size: 0.8rem;
    margin: 0 2px;
}

.supplier-trust-score {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    background: rgba(212,165,116,0.1);
    border: 1px solid rgba(212,165,116,0.2);
    border-radius: 8px;
}

.trust-stars {
    color: var(--gold);
    font-size: 0.9rem;
    letter-spacing: 1px;
}

.trust-label {
    color: var(--gold-light);
    font-size: 0.8rem;
    font-weight: 700;
}

/* ===========================================
   PRODUCT FILTER BAR
   =========================================== */
.product-filter-bar {
    background: var(--navy-mid);
    padding: 14px 0;
    border-bottom: 1px solid rgba(255,255,255,0.06);
    position: sticky;
    top: 76px;
    z-index: 99;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
}

.filter-inner {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 8px 20px;
    border-radius: 10px;
    border: 1px solid rgba(255,255,255,0.1);
    background: rgba(255,255,255,0.04);
    color: rgba(255,255,255,0.65);
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
    letter-spacing: 0.01em;
}

.filter-btn:hover {
    border-color: rgba(0,180,216,0.3);
    color: var(--white);
    background: rgba(0,180,216,0.08);
}

.filter-btn.active {
    background: var(--gradient-blue);
    border-color: transparent;
    color: var(--white);
    box-shadow: 0 2px 12px rgba(0,180,216,0.3);
}

/* Filter animation */
.product-section {
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.product-section.hidden {
    display: none;
}

.product-section.hidden + .section-divider {
    display: none;
}

.product-section.fade-out {
    opacity: 0;
    transform: translateY(10px);
}

/* ===========================================
   B2B INFO ROW (MOQ, Price, Lead Time)
   =========================================== */
.b2b-info-row {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
    padding: 14px 18px;
    margin: 16px 0;
    background: linear-gradient(135deg, rgba(0,180,216,0.06) 0%, rgba(212,165,116,0.04) 100%);
    border: 1px solid rgba(0,180,216,0.12);
    border-radius: var(--radius-sm);
}

.b2b-moq {
    font-size: 0.85rem;
    color: var(--gray-600);
    padding: 4px 12px;
    background: var(--white);
    border-radius: 6px;
    border: 1px solid var(--gray-200);
}

.b2b-moq strong {
    color: var(--tech-blue);
    font-weight: 700;
}

.b2b-price {
    font-size: 0.95rem;
    color: #e85d04;
    font-weight: 700;
    padding: 4px 14px;
    background: rgba(232,93,4,0.06);
    border-radius: 6px;
    border: 1px solid rgba(232,93,4,0.15);
}

.b2b-price strong {
    font-size: 1.05rem;
}

.b2b-lead-time {
    font-size: 0.82rem;
    color: var(--gray-500);
    margin-left: auto;
}

/* ===========================================
   CERTIFICATION BADGE (on product image)
   =========================================== */
.cert-badge {
    position: absolute;
    top: 14px;
    left: 14px;
    background: rgba(16,185,129,0.12);
    color: #059669;
    font-size: 0.72rem;
    font-weight: 700;
    padding: 5px 12px;
    border-radius: 6px;
    border: 1px solid rgba(16,185,129,0.2);
    backdrop-filter: blur(8px);
    letter-spacing: 0.02em;
    z-index: 2;
}

/* ===========================================
   PRODUCT ACTION ROW
   =========================================== */
.product-action-row {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 16px;
}

.product-action-row .btn {
    flex: 1;
    min-width: 140px;
    justify-content: center;
    text-align: center;
    padding: 13px 24px;
    font-size: 0.88rem;
}

/* ===========================================
   RESPONSIVE — SUPPLIER & FILTER
   =========================================== */
@media (max-width: 768px) {
    .supplier-info-inner {
        flex-direction: column;
        gap: 12px;
    }

    .supplier-badges {
        gap: 0;
        justify-content: center;
    }

    .supplier-badge {
        font-size: 0.72rem;
        padding: 3px 6px;
    }

    .supplier-divider {
        display: none;
    }

    .product-filter-bar {
        top: 76px;
        padding: 10px 0;
    }

    .filter-inner {
        gap: 6px;
    }

    .filter-btn {
        padding: 6px 14px;
        font-size: 0.78rem;
    }

    .b2b-info-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }

    .b2b-lead-time {
        margin-left: 0;
    }

    .product-action-row {
        flex-direction: column;
    }

    .product-action-row .btn {
        min-width: 100%;
    }
}