/* ============================================
   TrendNetworkTech - TikTok Service Provider
   Modern Dark Theme with TikTok-inspired Colors
   ============================================ */

/* CSS Variables */
:root {
    /* TikTok Brand Colors */
    --tiktok-cyan: #00F2EA;
    --tiktok-pink: #FF0050;
    --tiktok-red: #EE1D52;
    
    /* Extended Palette */
    --accent-purple: #8B5CF6;
    --accent-orange: #FF6B35;
    --accent-green: #10B981;
    
    /* Dark Theme */
    --bg-primary: #0A0A0B;
    --bg-secondary: #111113;
    --bg-tertiary: #18181B;
    --bg-card: #1A1A1D;
    --bg-card-hover: #222225;
    
    /* Text Colors */
    --text-primary: #FFFFFF;
    --text-secondary: #A1A1AA;
    --text-tertiary: #71717A;
    
    /* Borders */
    --border-color: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(255, 255, 255, 0.15);
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--tiktok-cyan) 0%, var(--tiktok-pink) 100%);
    --gradient-glow: linear-gradient(135deg, rgba(0, 242, 234, 0.15) 0%, rgba(255, 0, 80, 0.15) 100%);
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 60px rgba(0, 242, 234, 0.15), 0 0 60px rgba(255, 0, 80, 0.15);
    
    /* Typography */
    --font-display: 'Syne', sans-serif;
    --font-body: 'Outfit', sans-serif;
    
    /* Spacing */
    --section-padding: 120px;
    --container-max: 1280px;
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* 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);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Container */
.container {
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
}

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 16px 32px;
    font-family: var(--font-body);
    font-size: 16px;
    font-weight: 600;
    border-radius: 12px;
    border: none;
    cursor: pointer;
    transition: var(--transition-base);
}

.btn svg {
    width: 20px;
    height: 20px;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--text-primary);
    box-shadow: 0 4px 20px rgba(255, 0, 80, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(255, 0, 80, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-hover);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--text-secondary);
}

.btn-full {
    width: 100%;
}

/* ============================================
   Navigation
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    background: rgba(10, 10, 11, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition-base);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

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

.logo-icon {
    width: 40px;
    height: 40px;
}

.logo-icon svg {
    width: 100%;
    height: 100%;
}

.logo-text {
    font-family: var(--font-display);
    font-size: 20px;
    font-weight: 700;
    background: var(--gradient-primary);
    -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 {
    padding: 10px 18px;
    font-size: 15px;
    font-weight: 500;
    color: var(--text-secondary);
    border-radius: 8px;
    transition: var(--transition-fast);
}

.nav-links a:hover {
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
}

.nav-cta {
    background: var(--gradient-primary) !important;
    color: var(--text-primary) !important;
}

.nav-cta:hover {
    transform: scale(1.02);
}

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

.mobile-menu-btn span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition-base);
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero-gradient {
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(ellipse 80% 60% at 20% 30%, rgba(0, 242, 234, 0.12) 0%, transparent 50%),
        radial-gradient(ellipse 60% 50% at 80% 60%, rgba(255, 0, 80, 0.1) 0%, transparent 50%),
        radial-gradient(ellipse 100% 80% at 50% 100%, rgba(139, 92, 246, 0.08) 0%, transparent 50%);
}

.hero-grid {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}

.hero-particles {
    position: absolute;
    inset: 0;
    background-image: 
        radial-gradient(circle at 20% 20%, rgba(0, 242, 234, 0.3) 1px, transparent 1px),
        radial-gradient(circle at 80% 40%, rgba(255, 0, 80, 0.3) 1px, transparent 1px),
        radial-gradient(circle at 40% 70%, rgba(139, 92, 246, 0.3) 1px, transparent 1px),
        radial-gradient(circle at 70% 80%, rgba(0, 242, 234, 0.2) 1px, transparent 1px);
    background-size: 100% 100%;
    animation: particleFloat 20s ease-in-out infinite;
}

@keyframes particleFloat {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(1deg); }
}

.hero-container {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.hero-content {
    animation: fadeInUp 0.8s ease-out;
}

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

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-color);
    border-radius: 100px;
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--accent-green);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

.hero-title {
    font-size: clamp(36px, 4vw, 52px);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.title-line {
    display: block;
    color: var(--text-primary);
}

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

.hero-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 40px;
    line-height: 1.8;
}

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

.hero-stats {
    display: flex;
    align-items: center;
    gap: 32px;
}

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

.stat-number {
    display: block;
    font-family: var(--font-display);
    font-size: 32px;
    font-weight: 700;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 14px;
    color: var(--text-tertiary);
}

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

/* Hero Visual */
.hero-visual {
    position: relative;
    animation: fadeInUp 0.8s ease-out 0.2s backwards;
}

.visual-wrapper {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.phone-mockup {
    position: relative;
    width: 280px;
    height: 560px;
    background: linear-gradient(145deg, #2a2a2d 0%, #1a1a1d 100%);
    border-radius: 40px;
    padding: 12px;
    box-shadow: 
        0 50px 100px rgba(0, 0, 0, 0.5),
        0 0 0 1px rgba(255, 255, 255, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, #1a1a2e 0%, #16213e 50%, #0f0f1a 100%);
    border-radius: 32px;
    overflow: hidden;
    position: relative;
}

.tiktok-ui {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
}

.tiktok-sidebar {
    position: absolute;
    right: 12px;
    bottom: 100px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    align-items: center;
}

.sidebar-icon {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    color: white;
}

.sidebar-icon svg {
    width: 32px;
    height: 32px;
}

.sidebar-icon span {
    font-size: 12px;
    font-weight: 600;
}

.sidebar-icon.heart svg {
    color: var(--tiktok-pink);
    animation: heartBeat 1.5s ease-in-out infinite;
}

@keyframes heartBeat {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.tiktok-bottom {
    position: absolute;
    bottom: 20px;
    left: 16px;
    right: 60px;
}

.user-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.username {
    font-size: 16px;
    font-weight: 700;
    color: white;
}

.caption {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.9);
}

/* Floating Cards */
.floating-card {
    position: absolute;
    background: rgba(26, 26, 29, 0.95);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 16px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: var(--shadow-lg);
    animation: float 3s ease-in-out infinite;
}

.card-icon {
    font-size: 24px;
}

.card-text {
    display: flex;
    flex-direction: column;
}

.card-title {
    font-size: 12px;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.card-value {
    font-family: var(--font-display);
    font-size: 20px;
    font-weight: 700;
    color: var(--accent-green);
}

.card-1 {
    top: 10%;
    left: -20px;
    animation-delay: 0s;
}

.card-2 {
    top: 40%;
    right: -40px;
    animation-delay: 0.5s;
}

.card-2 .card-value {
    color: var(--tiktok-cyan);
}

.card-3 {
    bottom: 15%;
    left: -30px;
    animation-delay: 1s;
}

.card-3 .card-value {
    color: var(--tiktok-pink);
}

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

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--text-tertiary);
    font-size: 13px;
    animation: fadeInUp 0.8s ease-out 0.6s backwards;
}

.scroll-arrow {
    width: 24px;
    height: 24px;
    animation: bounce 2s ease-in-out infinite;
}

.scroll-arrow svg {
    width: 100%;
    height: 100%;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(8px); }
}

/* ============================================
   Section Common Styles
   ============================================ */
section {
    padding: var(--section-padding) 0;
}

.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 64px;
}

.section-tag {
    display: inline-block;
    padding: 8px 16px;
    background: var(--gradient-glow);
    border: 1px solid var(--border-color);
    border-radius: 100px;
    font-size: 14px;
    font-weight: 500;
    color: var(--tiktok-cyan);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 20px;
}

.section-title {
    font-size: clamp(32px, 4vw, 48px);
    margin-bottom: 16px;
}

.section-desc {
    font-size: 18px;
    color: var(--text-secondary);
}

/* ============================================
   Services Section
   ============================================ */
.services {
    background: var(--bg-secondary);
    position: relative;
}

.services::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-color), transparent);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.service-card {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 32px;
    transition: var(--transition-base);
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: var(--transition-base);
}

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

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

.service-card.featured {
    border-color: rgba(0, 242, 234, 0.3);
    background: linear-gradient(180deg, rgba(0, 242, 234, 0.05) 0%, var(--bg-card) 100%);
}

.service-card.featured::before {
    opacity: 1;
}

.featured-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    padding: 6px 12px;
    background: var(--gradient-primary);
    border-radius: 100px;
    font-size: 12px;
    font-weight: 600;
}

.service-icon {
    width: 48px;
    height: 48px;
    margin-bottom: 24px;
}

.service-icon svg {
    width: 100%;
    height: 100%;
}

.service-title {
    font-size: 22px;
    margin-bottom: 12px;
}

.service-desc {
    font-size: 15px;
    color: var(--text-secondary);
    margin-bottom: 24px;
    line-height: 1.7;
}

.service-features {
    list-style: none;
    margin-bottom: 24px;
}

.service-features li {
    position: relative;
    padding-left: 20px;
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 10px;
}

.service-features li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 6px;
    height: 6px;
    background: var(--tiktok-cyan);
    border-radius: 50%;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 15px;
    font-weight: 600;
    color: var(--tiktok-cyan);
}

.service-link svg {
    width: 18px;
    height: 18px;
    transition: var(--transition-fast);
}

.service-link:hover svg {
    transform: translateX(4px);
}

/* ============================================
   Why Us Section
   ============================================ */
.why-us {
    position: relative;
}

.why-us-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
    margin-bottom: 64px;
}

.why-card {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 40px;
    transition: var(--transition-base);
}

.why-card:hover {
    border-color: var(--border-hover);
    background: var(--bg-card-hover);
}

.why-number {
    position: absolute;
    top: 24px;
    right: 24px;
    font-family: var(--font-display);
    font-size: 48px;
    font-weight: 800;
    color: rgba(255, 255, 255, 0.03);
}

.why-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-glow);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    margin-bottom: 24px;
}

.why-icon svg {
    width: 28px;
    height: 28px;
    stroke: var(--tiktok-cyan);
}

.why-title {
    font-size: 22px;
    margin-bottom: 12px;
}

.why-desc {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.7;
}

.trust-badges {
    display: flex;
    justify-content: center;
    gap: 48px;
    flex-wrap: wrap;
}

.badge-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 24px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
}

.badge-icon {
    font-size: 24px;
}

.badge-text {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
}

/* ============================================
   Process Section
   ============================================ */
.process {
    background: var(--bg-secondary);
    position: relative;
}

.process::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-color), transparent);
}

.process-timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.process-line {
    position: absolute;
    left: 28px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, var(--tiktok-cyan), var(--tiktok-pink));
    opacity: 0.3;
}

.process-step {
    position: relative;
    display: flex;
    gap: 32px;
    padding-bottom: 48px;
}

.process-step:last-child {
    padding-bottom: 0;
}

.step-marker {
    position: relative;
    z-index: 1;
    flex-shrink: 0;
}

.step-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    background: var(--gradient-primary);
    border-radius: 50%;
    font-family: var(--font-display);
    font-size: 20px;
    font-weight: 700;
    box-shadow: 0 0 30px rgba(0, 242, 234, 0.3);
}

.step-content {
    flex: 1;
    padding-top: 8px;
}

.step-title {
    font-size: 24px;
    margin-bottom: 8px;
}

.step-desc {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ============================================
   Data Section
   ============================================ */
.data-section {
    position: relative;
}

.data-showcase {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 80px;
}

.data-card {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 32px;
    overflow: hidden;
    transition: var(--transition-base);
}

.data-card:hover {
    transform: translateY(-4px);
    border-color: var(--border-hover);
}

.data-card.large {
    grid-column: span 2;
    grid-row: span 2;
    padding: 48px;
    background: linear-gradient(135deg, rgba(0, 242, 234, 0.08) 0%, rgba(255, 0, 80, 0.08) 100%);
}

.data-bg {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 80% 20%, rgba(0, 242, 234, 0.1) 0%, transparent 50%);
}

.data-content {
    position: relative;
    z-index: 1;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.data-category {
    display: inline-block;
    padding: 6px 12px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 6px;
    font-size: 13px;
    color: var(--text-tertiary);
    margin-bottom: 24px;
}

.data-metric {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.metric-value {
    font-family: var(--font-display);
    font-size: 48px;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 8px;
}

.data-card:not(.large) .metric-value {
    font-size: 36px;
}

.metric-label {
    font-size: 16px;
    color: var(--text-secondary);
}

.data-details {
    display: flex;
    gap: 24px;
    margin-top: auto;
    padding-top: 24px;
    border-top: 1px solid var(--border-color);
}

.detail-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.detail-label {
    font-size: 12px;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.detail-value {
    font-size: 18px;
    font-weight: 600;
    color: var(--accent-green);
}

/* Client Logos */
.client-logos {
    text-align: center;
}

.logos-title {
    font-size: 14px;
    color: var(--text-tertiary);
    margin-bottom: 32px;
}

.logos-track {
    display: flex;
    justify-content: center;
    gap: 48px;
    flex-wrap: wrap;
}

.logo-item {
    padding: 20px 32px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    font-size: 14px;
    color: var(--text-tertiary);
    opacity: 0.6;
    transition: var(--transition-base);
}

.logo-item:hover {
    opacity: 1;
    border-color: var(--border-hover);
}

/* ============================================
   Contact Section
   ============================================ */
.contact {
    background: var(--bg-secondary);
    position: relative;
}

.contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-color), transparent);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 80px;
    align-items: start;
}

.contact-wrapper.contact-center {
    grid-template-columns: 1fr;
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.contact-info {
    position: sticky;
    top: 120px;
}

.contact-title {
    font-size: clamp(32px, 4vw, 44px);
    margin-bottom: 16px;
}

.contact-desc {
    font-size: 17px;
    color: var(--text-secondary);
    margin-bottom: 40px;
    line-height: 1.7;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-center .contact-methods {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
    margin-top: 16px;
}

.contact-center .contact-title {
    margin-bottom: 20px;
}

.contact-center .contact-desc {
    margin-bottom: 48px;
}

.method-card {
    flex: 1;
    min-width: 200px;
    max-width: 280px;
    flex-direction: column;
    text-align: center;
    padding: 32px 24px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    transition: var(--transition-base);
}

.method-card:hover {
    border-color: var(--tiktok-cyan);
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 242, 234, 0.1);
}

.method-card .method-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    background: var(--gradient-glow);
}

.method-card .method-icon svg {
    width: 28px;
    height: 28px;
}

.method-card .method-text {
    align-items: center;
    gap: 8px;
}

.method-card .method-label {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.method-card .method-text a {
    font-size: 15px;
    color: var(--tiktok-cyan);
}

.method-card .method-text a:hover {
    color: var(--text-primary);
}

.method-item {
    display: flex;
    align-items: center;
    gap: 16px;
}

.method-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
}

.method-icon svg {
    width: 22px;
    height: 22px;
    color: var(--tiktok-cyan);
}

.method-text {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.method-label {
    font-size: 13px;
    color: var(--text-tertiary);
}

.method-text a {
    font-size: 16px;
    font-weight: 500;
    color: var(--text-primary);
}

.method-text a:hover {
    color: var(--tiktok-cyan);
}

/* Contact Form */
.contact-form-wrapper {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 48px;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

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

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

.form-group.full-width {
    grid-column: span 2;
}

.form-group label {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 16px 20px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    font-family: var(--font-body);
    font-size: 16px;
    color: var(--text-primary);
    transition: var(--transition-fast);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-tertiary);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--tiktok-cyan);
    box-shadow: 0 0 0 3px rgba(0, 242, 234, 0.1);
}

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%2371717A' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    background-size: 18px;
}

.form-group select option {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

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

.form-note {
    font-size: 13px;
    color: var(--text-tertiary);
    text-align: center;
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background: var(--bg-primary);
    padding: 80px 0 40px;
    border-top: 1px solid var(--border-color);
}

.footer-main {
    display: grid;
    grid-template-columns: 1.5fr 2fr;
    gap: 80px;
    margin-bottom: 60px;
}

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

.footer-tagline {
    font-size: 15px;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.social-links {
    display: flex;
    gap: 12px;
}

.social-link {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    transition: var(--transition-fast);
}

.social-link svg {
    width: 20px;
    height: 20px;
    fill: var(--text-secondary);
    transition: var(--transition-fast);
}

.social-link:hover {
    border-color: var(--tiktok-cyan);
    background: rgba(0, 242, 234, 0.1);
}

.social-link:hover svg {
    fill: var(--tiktok-cyan);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 48px;
}

.footer-col h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 20px;
}

.footer-col ul {
    list-style: none;
}

.footer-col li {
    margin-bottom: 12px;
}

.footer-col a {
    font-size: 15px;
    color: var(--text-secondary);
}

.footer-col a:hover {
    color: var(--tiktok-cyan);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 40px;
    border-top: 1px solid var(--border-color);
}

.copyright {
    font-size: 14px;
    color: var(--text-tertiary);
}

.footer-legal {
    display: flex;
    gap: 32px;
}

.footer-legal a {
    font-size: 14px;
    color: var(--text-tertiary);
}

.footer-legal a:hover {
    color: var(--text-secondary);
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 1200px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .data-showcase {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .data-card.large {
        grid-column: span 2;
        grid-row: span 1;
    }
}

@media (max-width: 992px) {
    :root {
        --section-padding: 80px;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        gap: 60px;
        text-align: center;
    }
    
    .hero-cta {
        justify-content: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-visual {
        order: -1;
    }
    
    .visual-wrapper {
        transform: scale(0.85);
    }
    
    .why-us-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 48px;
    }
    
    .contact-info {
        position: static;
    }
    
    .footer-main {
        grid-template-columns: 1fr;
        gap: 48px;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .data-showcase {
        grid-template-columns: 1fr;
    }
    
    .data-card.large {
        grid-column: span 1;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .form-group.full-width {
        grid-column: span 1;
    }
    
    .contact-form-wrapper {
        padding: 32px;
    }
    
    .trust-badges {
        gap: 16px;
    }
    
    .badge-item {
        padding: 12px 16px;
    }
    
    .footer-links {
        grid-template-columns: repeat(2, 1fr);
        gap: 32px;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
    
    .process-step {
        gap: 20px;
    }
    
    .step-number {
        width: 48px;
        height: 48px;
        font-size: 18px;
    }
    
    .process-line {
        left: 23px;
    }
}

@media (max-width: 480px) {
    :root {
        --section-padding: 60px;
    }
    
    .container {
        padding: 0 16px;
    }
    
    .hero {
        padding: 100px 0 60px;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 16px;
    }
    
    .stat-divider {
        display: none;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
    }
    
    .visual-wrapper {
        transform: scale(0.7);
    }
    
    .floating-card {
        display: none;
    }
    
    .section-header {
        margin-bottom: 40px;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
    }
    
    .logos-track {
        gap: 16px;
    }
    
    .logo-item {
        padding: 16px 24px;
    }
}

/* ============================================
   Animations & Effects
   ============================================ */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Smooth scroll for anchor links */
html {
    scroll-behavior: smooth;
}

/* Selection styling */
::selection {
    background: rgba(0, 242, 234, 0.3);
    color: var(--text-primary);
}

/* Focus visible for accessibility */
:focus-visible {
    outline: 2px solid var(--tiktok-cyan);
    outline-offset: 2px;
}

/* Scrollbar styling */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
    background: var(--bg-tertiary);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-tertiary);
}