/* ============================================
   讯灵寰宇 - GEO+AI智能生态系统
   主样式文件
   ============================================ */

/* CSS Variables */
:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --secondary: #06b6d4;
    --accent: #8b5cf6;
    --dark: #0a0f1c;
    --dark-light: #111827;
    --card-bg: rgba(17, 24, 39, 0.7);
    --text-light: #f8fafc;
    --text-muted: #94a3b8;
    --gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-2: linear-gradient(135deg, #06b6d4 0%, #6366f1 100%);
    --gradient-3: linear-gradient(135deg, #8b5cf6 0%, #06b6d4 100%);
    --glass: rgba(255, 255, 255, 0.05);
    --border-color: rgba(99, 102, 241, 0.2);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--dark);
    color: var(--text-light);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Utility Classes */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
    position: relative;
    z-index: 1;
}

.gradient-text {
    background: var(--gradient-2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ============================================
   PARTICLES BACKGROUND
   ============================================ */
.particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--primary);
    border-radius: 50%;
    opacity: 0.5;
    animation: float-particle 15s infinite;
}

@keyframes float-particle {
    0%, 100% { 
        transform: translateY(100vh) rotate(0deg); 
        opacity: 0; 
    }
    10% { opacity: 0.5; }
    90% { opacity: 0.5; }
    100% { 
        transform: translateY(-100vh) rotate(720deg); 
        opacity: 0; 
    }
}

/* ============================================
   NAVIGATION
   ============================================ */
nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 1rem 2rem;
    background: rgba(10, 15, 28, 0.6);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition);
}

nav.scrolled {
    padding: 0.6rem 2rem;
    background: rgba(10, 15, 28, 0.95);
    box-shadow: 0 10px 40px rgba(99, 102, 241, 0.2);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo-img {
    height: 56px;
    width: auto;
    max-width: min(240px, 52vw);
    display: block;
    object-fit: contain;
}

.logo-img-footer {
    height: 64px;
    max-width: 280px;
}

.logo-icon {
    width: 42px;
    height: 42px;
    background: var(--gradient-2);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
    box-shadow: 0 8px 32px rgba(99, 102, 241, 0.4);
    animation: logo-glow 3s ease-in-out infinite;
}

@keyframes logo-glow {
    0%, 100% { box-shadow: 0 8px 32px rgba(99, 102, 241, 0.4); }
    50% { box-shadow: 0 8px 40px rgba(6, 182, 212, 0.6); }
}

.logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--gradient-2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2.5rem;
    list-style: none;
}

.nav-links > li {
    display: flex;
    align-items: center;
}

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    line-height: 1.5;
    transition: var(--transition);
    position: relative;
    padding: 0.5rem 0;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--text-light);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-2);
    transition: var(--transition);
    border-radius: 2px;
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

.nav-dropdown {
    position: relative;
}

.nav-dropdown-toggle {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    background: none;
    border: none;
    margin: 0;
    color: var(--text-muted);
    font-family: inherit;
    font-size: 0.95rem;
    font-weight: 500;
    line-height: 1.5;
    cursor: pointer;
    padding: 0.5rem 0;
    position: relative;
    transition: var(--transition);
}

.nav-dropdown-toggle i {
    font-size: 0.75rem;
    line-height: 1;
    display: inline-flex;
    align-items: center;
    transition: var(--transition);
}

.nav-dropdown:hover .nav-dropdown-toggle,
.nav-dropdown.open .nav-dropdown-toggle {
    color: var(--text-light);
}

.nav-dropdown:hover .nav-dropdown-toggle i,
.nav-dropdown.open .nav-dropdown-toggle i {
    transform: rotate(180deg);
}

.nav-dropdown-menu {
    position: absolute;
    top: calc(100% + 0.5rem);
    left: 50%;
    transform: translateX(-50%) translateY(8px);
    min-width: 220px;
    margin: 0;
    padding: 0.5rem;
    list-style: none;
    background: rgba(15, 20, 35, 0.98);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s ease;
    z-index: 1001;
}

.nav-dropdown-menu::before {
    content: '';
    position: absolute;
    top: -0.75rem;
    left: 0;
    right: 0;
    height: 0.75rem;
}

.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown.open .nav-dropdown-menu {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateX(-50%) translateY(0);
}

.nav-dropdown-menu a {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.85rem 1rem;
    border-radius: 10px;
    color: var(--text-light);
    text-decoration: none;
    transition: var(--transition);
}

.nav-dropdown-menu a::after {
    display: none;
}

.nav-dropdown-menu a:hover {
    background: rgba(99, 102, 241, 0.15);
    color: var(--text-light);
}

.nav-dropdown-menu a i {
    font-size: 1.25rem;
    color: var(--primary-light);
    flex-shrink: 0;
}

.nav-dropdown-menu a span {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
}

.nav-dropdown-menu a strong {
    font-size: 0.95rem;
    font-weight: 600;
}

.nav-dropdown-menu a small {
    font-size: 0.8rem;
    color: var(--text-muted);
    font-weight: 400;
}

.nav-cta {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--gradient-2);
    color: white;
    padding: 0.75rem 1.75rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition);
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.4);
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(99, 102, 241, 0.5);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-light);
    font-size: 1.75rem;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu {
    display: none;
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: rgba(10, 15, 28, 0.98);
    backdrop-filter: blur(20px);
    padding: 1.5rem;
    flex-direction: column;
    gap: 1rem;
    z-index: 999;
    border-bottom: 1px solid var(--border-color);
}

.mobile-menu a {
    color: var(--text-light);
    text-decoration: none;
    padding: 0.75rem 1rem;
    border-radius: 8px;
    transition: var(--transition);
}

.mobile-menu a:hover {
    background: var(--glass);
}

.mobile-menu-group-toggle {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: none;
    border: none;
    color: var(--text-light);
    font-family: inherit;
    font-size: 1rem;
    font-weight: 500;
    padding: 0.75rem 1rem;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition);
}

.mobile-menu-group-toggle:hover {
    background: var(--glass);
}

.mobile-menu-group-toggle i {
    font-size: 0.85rem;
    transition: var(--transition);
}

.mobile-menu-group.open .mobile-menu-group-toggle i {
    transform: rotate(180deg);
}

.mobile-menu-sub {
    display: none;
    flex-direction: column;
    gap: 0.25rem;
    padding: 0.25rem 0 0.25rem 1rem;
}

.mobile-menu-group.open .mobile-menu-sub {
    display: flex;
}

.mobile-menu-sub a {
    font-size: 0.95rem;
    color: var(--text-muted);
}

.mobile-menu.active {
    display: flex;
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 80px;
    position: relative;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
}

.hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.8;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(ellipse at 30% 50%, rgba(99, 102, 241, 0.3) 0%, transparent 50%),
        radial-gradient(ellipse at 70% 50%, rgba(6, 182, 212, 0.3) 0%, transparent 50%),
        rgba(10, 15, 28, 0.7);
    z-index: 1;
}

.hero-content {
    text-align: center;
    max-width: 950px;
    z-index: 2;
    padding: 2rem;
    position: relative;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    background: rgba(99, 102, 241, 0.15);
    border: 1px solid rgba(99, 102, 241, 0.4);
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    font-size: 0.95rem;
    color: #a5b4fc;
    margin-bottom: 2.5rem;
    backdrop-filter: blur(10px);
    animation: pulse-glow 2s infinite;
}

.hero-badge i {
    font-size: 1.25rem;
}

@keyframes pulse-glow {
    0%, 100% { box-shadow: 0 0 20px rgba(99, 102, 241, 0.3); }
    50% { box-shadow: 0 0 40px rgba(99, 102, 241, 0.5); }
}

.hero h1 {
    font-size: 4rem;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #fff 0%, #c7d2fe 30%, #06b6d4 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 0 80px rgba(99, 102, 241, 0.3);
}

.hero h1 span {
    display: block;
    font-size: 1.5rem;
    font-weight: 400;
    margin-top: 1rem;
    -webkit-text-fill-color: var(--text-muted);
    letter-spacing: 2px;
}

.hero-description {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 3rem;
    line-height: 1.9;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* Buttons */
.hero-cta {
    display: flex;
    gap: 1.25rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 1.1rem 2.75rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    text-decoration: none;
}

.btn i {
    font-size: 1.25rem;
}

.btn-primary {
    background: var(--gradient-2);
    color: white;
    box-shadow: 0 8px 30px rgba(99, 102, 241, 0.4);
}

.btn-primary:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 15px 50px rgba(99, 102, 241, 0.5);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-light);
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.4);
    transform: translateY(-3px);
}

.btn-outline {
    background: transparent;
    color: var(--text-light);
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.4);
}

.btn-block {
    width: 100%;
}

/* Hero Stats */
.hero-stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin-top: 5rem;
    flex-wrap: wrap;
}

.stat-item {
    text-align: center;
    padding: 1.5rem 2rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    backdrop-filter: blur(10px);
    transition: var(--transition);
    min-width: 160px;
}

.stat-item:hover {
    border-color: rgba(99, 102, 241, 0.4);
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(99, 102, 241, 0.2);
}

.stat-icon {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 0.75rem;
}

.stat-number {
    font-size: 2.75rem;
    font-weight: 800;
    background: var(--gradient-2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1;
}

.stat-label {
    color: var(--text-muted);
    font-size: 1rem;
    margin-top: 0.5rem;
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    opacity: 0.6;
    animation: bounce 2s infinite;
}

.mouse {
    width: 26px;
    height: 40px;
    border: 2px solid var(--text-muted);
    border-radius: 13px;
    position: relative;
}

.wheel {
    width: 4px;
    height: 8px;
    background: var(--primary);
    border-radius: 2px;
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll 2s infinite;
}

@keyframes scroll {
    0% { opacity: 1; top: 6px; }
    100% { opacity: 0; top: 20px; }
}

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

.scroll-indicator span {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* ============================================
   SECTIONS GENERAL
   ============================================ */
.section {
    padding: 7rem 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-tag {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 3px;
    color: var(--primary);
    margin-bottom: 1rem;
    text-transform: uppercase;
}

.section-header h2 {
    font-size: 2.75rem;
    font-weight: 800;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, #fff 0%, #a5b4fc 50%, #06b6d4 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-header p {
    color: var(--text-muted);
    font-size: 1.15rem;
    max-width: 650px;
    margin: 0 auto;
    line-height: 1.7;
}

/* Glow Orbs */
.glow-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.5;
    pointer-events: none;
}

.glow-orb-1 {
    width: 400px;
    height: 400px;
    background: var(--primary);
    top: 20%;
    right: -10%;
}

.glow-orb-2 {
    width: 300px;
    height: 300px;
    background: var(--secondary);
    bottom: 30%;
    left: -5%;
}

/* ============================================
   TRENDS SECTION
   ============================================ */
.trends-section {
    background: var(--dark);
}

.trends-image-container {
    margin-bottom: 4rem;
    border-radius: 24px;
    overflow: hidden;
    border: 1px solid rgba(99, 102, 241, 0.3);
    box-shadow: 0 30px 80px rgba(99, 102, 241, 0.2);
}

.trends-image {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.5s;
}

.trends-image-container:hover .trends-image {
    transform: scale(1.02);
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
}

.stat-card {
    background: var(--card-bg);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 20px;
    padding: 2.5rem 2rem;
    text-align: center;
    transition: var(--transition);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-2);
    transform: scaleX(0);
    transition: transform 0.4s;
}

.stat-card:hover::before {
    transform: scaleX(1);
}

.stat-card:hover {
    border-color: rgba(99, 102, 241, 0.5);
    transform: translateY(-8px);
    box-shadow: 0 25px 50px rgba(99, 102, 241, 0.25);
}

.stat-card-icon {
    width: 70px;
    height: 70px;
    background: var(--gradient-2);
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.3);
}

.stat-card-icon i {
    font-size: 2rem;
    color: white;
}

.stat-card h3 {
    font-size: 2.5rem;
    font-weight: 800;
    background: var(--gradient-2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 0.75rem;
}

.stat-card p {
    color: var(--text-muted);
    font-size: 1rem;
    line-height: 1.6;
}

/* ============================================
   PRODUCT SECTION
   ============================================ */
.product-section {
    background: linear-gradient(180deg, var(--dark) 0%, #0d1321 50%, var(--dark) 100%);
    position: relative;
    overflow: hidden;
}

.product-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 80% 20%, rgba(99, 102, 241, 0.1) 0%, transparent 40%),
        radial-gradient(circle at 20% 80%, rgba(6, 182, 212, 0.1) 0%, transparent 40%);
}

.product-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 5rem;
    align-items: center;
}

.product-content h2 {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.product-content h2 span {
    font-size: 1.5rem;
    font-weight: 600;
}

.product-content p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 1.15rem;
    line-height: 1.9;
    margin-bottom: 1.5rem;
}

.product-features {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    margin-top: 2rem;
}

.product-feature {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1rem 1.25rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    transition: var(--transition);
}

.product-feature:hover {
    background: rgba(99, 102, 241, 0.1);
    border-color: rgba(99, 102, 241, 0.3);
    transform: translateX(5px);
}

.feature-check {
    width: 28px;
    height: 28px;
    background: var(--gradient-2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-top: 2px;
}

.feature-check i {
    font-size: 0.9rem;
    color: white;
}

.product-visual {
    position: relative;
}

.product-image-wrapper {
    position: relative;
    border-radius: 24px;
    overflow: hidden;
    border: 1px solid rgba(99, 102, 241, 0.3);
    box-shadow: 0 30px 80px rgba(99, 102, 241, 0.3);
}

.product-image {
    width: 100%;
    height: auto;
    display: block;
}

.product-image-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 2rem;
    background: linear-gradient(transparent, rgba(10, 15, 28, 0.95));
}

.platform-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    justify-content: center;
}

.product-video {
    margin-top: 5rem;
    position: relative;
    z-index: 1;
}

.product-video-header {
    text-align: center;
    margin-bottom: 2rem;
}

.product-video-header h3 {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.product-video-header h3 i {
    font-size: 1.75rem;
    color: var(--primary-light);
}

.product-video-header p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 1.05rem;
}

.product-video-wrapper {
    max-width: 960px;
    margin: 0 auto;
    border-radius: 24px;
    overflow: hidden;
    border: 1px solid rgba(99, 102, 241, 0.3);
    box-shadow: 0 30px 80px rgba(99, 102, 241, 0.25);
    background: #0d1321;
}

.product-video-player {
    width: 100%;
    display: block;
    aspect-ratio: 16 / 9;
    background: #000;
}

.platform-tag {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(99, 102, 241, 0.25);
    border: 1px solid rgba(99, 102, 241, 0.4);
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    backdrop-filter: blur(10px);
    transition: var(--transition);
}

.platform-tag:hover {
    background: rgba(99, 102, 241, 0.4);
    transform: translateY(-2px);
}

.platform-tag i {
    font-size: 1rem;
}

/* ============================================
   FEATURES SECTION
   ============================================ */
.features-section {
    background: var(--dark);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--card-bg);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 24px;
    padding: 2.5rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-2);
    transform: scaleX(0);
    transition: transform 0.4s;
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-card:hover {
    border-color: rgba(99, 102, 241, 0.4);
    transform: translateY(-10px);
    box-shadow: 0 30px 60px rgba(99, 102, 241, 0.2);
}

.feature-card .feature-icon {
    width: 75px;
    height: 75px;
    background: var(--gradient-2);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.75rem;
    box-shadow: 0 15px 35px rgba(99, 102, 241, 0.35);
}

.feature-card .feature-icon i {
    font-size: 2.25rem;
    color: white;
}

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.feature-card p {
    color: var(--text-muted);
    line-height: 1.8;
    font-size: 1.05rem;
}

/* ============================================
   PRICING SECTION
   ============================================ */
.pricing-section {
    background: linear-gradient(180deg, var(--dark) 0%, #0d1321 100%);
    position: relative;
}

.pricing-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 50% 50%, rgba(99, 102, 241, 0.05) 0%, transparent 60%);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 2rem;
    align-items: start;
}

.pricing-card {
    background: var(--card-bg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 28px;
    padding: 2.5rem;
    transition: var(--transition);
    position: relative;
    backdrop-filter: blur(10px);
}

.pricing-card.popular {
    border-color: rgba(99, 102, 241, 0.5);
    transform: scale(1.05);
    box-shadow: 0 40px 80px rgba(99, 102, 241, 0.25);
    z-index: 2;
    background: linear-gradient(180deg, rgba(99, 102, 241, 0.1) 0%, var(--card-bg) 100%);
}

.popular-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--gradient-2);
    color: white;
    padding: 0.5rem 1.5rem;
    border-radius: 25px;
    font-size: 0.9rem;
    font-weight: 600;
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.4);
}

.popular-badge i {
    font-size: 1.1rem;
}

.pricing-card:hover {
    border-color: rgba(99, 102, 241, 0.4);
    transform: translateY(-10px);
    box-shadow: 0 30px 60px rgba(99, 102, 241, 0.2);
}

.pricing-card.popular:hover {
    transform: scale(1.05) translateY(-10px);
}

.pricing-header {
    text-align: center;
    margin-bottom: 2.5rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.pricing-badge {
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.pricing-desc {
    color: var(--text-muted);
    font-size: 1rem;
    margin-bottom: 1.5rem;
}

.pricing-price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 0.25rem;
}

.pricing-price .currency {
    font-size: 1.5rem;
    color: var(--primary);
}

.pricing-price .amount {
    font-size: 3.5rem;
    font-weight: 800;
    background: var(--gradient-2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.pricing-price .period {
    font-size: 1.1rem;
    color: var(--text-muted);
    font-weight: 500;
}

.pricing-features {
    list-style: none;
    margin-bottom: 2.5rem;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.9rem 0;
    color: rgba(255, 255, 255, 0.8);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    font-size: 1.05rem;
}

.pricing-features li i {
    font-size: 1.25rem;
    color: var(--primary);
    flex-shrink: 0;
}

/* ============================================
   CASES SECTION
   ============================================ */
.cases-section {
    background: var(--dark);
}

.cases-image-container {
    margin-bottom: 4rem;
    border-radius: 24px;
    overflow: hidden;
    border: 1px solid rgba(99, 102, 241, 0.3);
    box-shadow: 0 30px 80px rgba(99, 102, 241, 0.2);
}

.cases-image {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.5s;
}

.cases-image-container:hover .cases-image {
    transform: scale(1.02);
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

@media (max-width: 1200px) {
    .cases-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .cases-grid {
        grid-template-columns: 1fr;
    }
}

.case-card {
    background: var(--card-bg);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 24px;
    overflow: hidden;
    transition: var(--transition);
    backdrop-filter: blur(10px);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.case-card:hover {
    border-color: rgba(99, 102, 241, 0.4);
    transform: translateY(-10px);
    box-shadow: 0 30px 60px rgba(99, 102, 241, 0.2);
}

.case-image {
    height: 220px;
    background: var(--gradient-2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 5rem;
    position: relative;
    overflow: hidden;
}

.case-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent 30%, rgba(255,255,255,0.1) 50%, transparent 70%);
    animation: shine 3s infinite;
}

@keyframes shine {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

.case-image i {
    color: white;
    font-size: 4rem;
    z-index: 1;
}

.case-content {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.case-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(99, 102, 241, 0.2);
    color: #a5b4fc;
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    margin-bottom: 1rem;
    border: 1px solid rgba(99, 102, 241, 0.3);
}

.case-tag i {
    font-size: 1rem;
}

.case-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.case-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.7;
    flex: 1;
}

.case-stats {
    display: flex;
    gap: 2.5rem;
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.case-stat strong {
    display: block;
    background: var(--gradient-2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-size: 1.5rem;
    font-weight: 800;
}

.case-stat span {
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* ============================================
   CONTACT SECTION
   ============================================ */
.contact-section {
    background: linear-gradient(180deg, var(--dark) 0%, #0d1321 100%);
    position: relative;
}

.contact-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 30% 70%, rgba(99, 102, 241, 0.08) 0%, transparent 50%);
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 5rem;
    align-items: start;
}

.contact-info h2 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1.25rem;
    background: linear-gradient(135deg, #fff 0%, #a5b4fc 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.contact-info > p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 2.5rem;
    line-height: 1.8;
    font-size: 1.1rem;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    padding: 1.25rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 16px;
    transition: var(--transition);
}

.contact-method:hover {
    background: rgba(99, 102, 241, 0.1);
    border-color: rgba(99, 102, 241, 0.3);
    transform: translateX(5px);
}

.contact-icon {
    width: 55px;
    height: 55px;
    background: var(--gradient-2);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 25px rgba(99, 102, 241, 0.3);
}

.contact-icon i {
    font-size: 1.5rem;
    color: white;
}

.contact-method div strong {
    display: block;
    font-size: 1.1rem;
    margin-bottom: 0.35rem;
}

.contact-method div span {
    color: var(--text-muted);
    font-size: 1rem;
}

.contact-form-wrapper {
    background: var(--card-bg);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 28px;
    padding: 0;
    backdrop-filter: blur(10px);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.3);
    overflow: hidden;
}

.contact-form {
    padding: 2.75rem;
}

.form-header {
    text-align: center;
    margin-bottom: 2rem;
}

.form-header h3 {
    font-size: 1.75rem;
    margin-bottom: 0.5rem;
}

.form-header p {
    color: var(--text-muted);
}

.form-group {
    margin-bottom: 1.75rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
}

.form-group label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.6rem;
    font-weight: 500;
    font-size: 1rem;
}

.form-group label i {
    color: var(--primary);
    font-size: 1.1rem;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 1.1rem 1.25rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 14px;
    color: var(--text-light);
    font-size: 1.05rem;
    transition: var(--transition);
    font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary);
    background: rgba(99, 102, 241, 0.08);
    box-shadow: 0 0 20px rgba(99, 102, 241, 0.2);
}

.form-group textarea {
    min-height: 130px;
    resize: vertical;
}

.select-wrapper {
    position: relative;
}

.select-wrapper i {
    position: absolute;
    right: 1.25rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    pointer-events: none;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--dark);
    border-top: 1px solid rgba(99, 102, 241, 0.15);
    padding: 4rem 0 2rem;
    position: relative;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 3rem;
}

.footer-brand .logo {
    margin-bottom: 1.25rem;
}

.footer-brand p {
    color: var(--text-muted);
    line-height: 1.8;
    font-size: 1rem;
    margin-bottom: 1.5rem;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-link {
    width: 42px;
    height: 42px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 1.25rem;
    transition: var(--transition);
    text-decoration: none;
}

.social-link:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
    transform: translateY(-3px);
}

.footer-links h4 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--text-light);
}

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

.footer-links li {
    margin-bottom: 0.9rem;
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    transition: var(--transition);
    font-size: 1rem;
    display: inline-block;
}

.footer-links a:hover {
    color: var(--primary);
    transform: translateX(3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* ============================================
   MODAL
   ============================================ */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.85);
    z-index: 2000;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(15px);
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--card-bg);
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: 28px;
    padding: 2.75rem;
    max-width: 520px;
    width: 90%;
    animation: modalIn 0.4s ease;
    backdrop-filter: blur(20px);
    box-shadow: 0 40px 80px rgba(0, 0, 0, 0.5);
    position: relative;
}

@keyframes modalIn {
    from {
        opacity: 0;
        transform: scale(0.9) translateY(30px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.modal-close {
    position: absolute;
    top: 1.25rem;
    right: 1.25rem;
    width: 45px;
    height: 45px;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    border-radius: 50%;
    color: var(--text-light);
    font-size: 1.5rem;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-close:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: rotate(90deg);
}

.modal-header {
    text-align: center;
    margin-bottom: 2rem;
}

.modal-icon {
    width: 70px;
    height: 70px;
    background: var(--gradient-2);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 2rem;
    box-shadow: 0 15px 35px rgba(99, 102, 241, 0.35);
}

.modal-icon i {
    color: white;
    font-size: 2.25rem;
}

.modal-header h3 {
    font-size: 1.75rem;
    margin-bottom: 0.75rem;
    font-weight: 700;
}

.modal-header p {
    color: var(--text-muted);
    font-size: 1.05rem;
}

.package-display {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.25rem;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: 14px;
}

.package-display i {
    color: var(--primary);
    font-size: 1.25rem;
}

.package-display input {
    background: transparent;
    border: none;
    color: var(--text-light);
    font-size: 1.1rem;
    font-weight: 600;
    flex: 1;
}

.input-wrapper {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.25rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 14px;
    transition: var(--transition);
}

.input-wrapper:focus-within {
    border-color: var(--primary);
    background: rgba(99, 102, 241, 0.08);
    box-shadow: 0 0 20px rgba(99, 102, 241, 0.2);
}

.input-wrapper i {
    color: var(--primary);
    font-size: 1.25rem;
}

.input-wrapper input {
    background: transparent;
    border: none;
    flex: 1;
    padding: 0;
}

.input-wrapper input:focus {
    box-shadow: none;
    background: transparent;
}

/* ============================================
   ANIMATIONS
   ============================================ */
.scroll-reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 1200px) {
    .hero h1 {
        font-size: 3.5rem;
    }
    
    .product-grid,
    .contact-container {
        grid-template-columns: 1fr;
        gap: 4rem;
    }

    .product-visual {
        order: -1;
    }

    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 3rem;
    }
}

@media (max-width: 768px) {
    nav {
        padding: 0.75rem 1rem;
    }

    .logo-img {
        height: 48px;
        max-width: min(200px, 48vw);
    }
    
    .nav-links {
        display: none;
    }

    .mobile-menu-toggle {
        display: block;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .hero h1 span {
        font-size: 1.1rem;
    }

    .hero-stats {
        gap: 1.25rem;
    }

    .stat-item {
        padding: 1.25rem 1.5rem;
        min-width: auto;
        flex: 1;
    }

    .stat-number {
        font-size: 2rem;
    }

    .section-header h2 {
        font-size: 2rem;
    }

    .features-grid,
    .pricing-grid {
        grid-template-columns: 1fr;
    }

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

    .pricing-card.popular:hover {
        transform: scale(1) translateY(-10px);
    }

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

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2.5rem;
    }

    .social-links {
        justify-content: center;
    }

    .contact-methods {
        align-items: stretch;
    }

    .scroll-indicator {
        display: none;
    }
}

@media (max-width: 480px) {
    .hero-stats {
        flex-direction: column;
        align-items: center;
    }

    .stat-item {
        width: 100%;
        max-width: 280px;
    }

    .hero-cta {
        flex-direction: column;
        width: 100%;
    }

    .hero-cta .btn {
        width: 100%;
    }

    .mobile-bottom-bar {
        display: flex;
    }

    body {
        padding-bottom: 70px;
    }

    .float-actions {
        bottom: 90px;
    }
}

/* ============================================
   NEW: TRUST BAR
   ============================================ */
.trust-bar {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 3rem;
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
    padding: 1rem 1.5rem;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    backdrop-filter: blur(10px);
    min-width: 120px;
    transition: var(--transition);
}

.trust-item:hover {
    border-color: rgba(99, 102, 241, 0.4);
    transform: translateY(-3px);
}

.trust-item i {
    font-size: 1.5rem;
    color: var(--primary);
    margin-bottom: 0.25rem;
}

.trust-item strong {
    font-size: 1.5rem;
    font-weight: 800;
    background: var(--gradient-2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.trust-item span {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* ============================================
   NEW: GEO INTRO
   ============================================ */
.geo-intro-section {
    background: linear-gradient(180deg, var(--dark) 0%, #0d1321 100%);
}

.geo-steps {
    display: flex;
    align-items: stretch;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.geo-step {
    flex: 1;
    min-width: 240px;
    max-width: 320px;
    background: var(--card-bg);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 20px;
    padding: 2rem 1.5rem;
    text-align: center;
    position: relative;
    backdrop-filter: blur(10px);
    transition: var(--transition);
}

.geo-step:hover {
    border-color: rgba(99, 102, 241, 0.5);
    transform: translateY(-6px);
    box-shadow: 0 20px 40px rgba(99, 102, 241, 0.2);
}

.geo-step-num {
    position: absolute;
    top: 1rem;
    right: 1rem;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--primary);
    opacity: 0.6;
}

.geo-step-icon {
    width: 64px;
    height: 64px;
    background: var(--gradient-2);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.25rem;
    font-size: 1.75rem;
    color: white;
}

.geo-step h3 {
    font-size: 1.2rem;
    margin-bottom: 0.75rem;
}

.geo-step p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.7;
}

.geo-step-arrow {
    display: flex;
    align-items: center;
    color: var(--primary);
    font-size: 1.5rem;
    opacity: 0.5;
}

.geo-compare {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.geo-compare-item {
    flex: 1;
    min-width: 260px;
    max-width: 400px;
    padding: 1.5rem 2rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    text-align: center;
}

.geo-compare-item.highlight {
    border-color: rgba(99, 102, 241, 0.4);
    background: rgba(99, 102, 241, 0.08);
}

.geo-compare-item .label {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.geo-compare-item .label.old {
    background: rgba(148, 163, 184, 0.2);
    color: var(--text-muted);
}

.geo-compare-item .label.new {
    background: var(--gradient-2);
    color: white;
}

.geo-compare-item p {
    color: var(--text-muted);
    font-size: 1rem;
}

.geo-compare-vs {
    font-weight: 800;
    color: var(--primary);
    font-size: 1.25rem;
}

/* ============================================
   NEW: CASES 3 COL + SCENE
   ============================================ */
.cases-grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

@media (max-width: 1024px) {
    .cases-grid-3 {
        grid-template-columns: 1fr;
    }
    .geo-step-arrow {
        display: none;
    }
}

.case-scene {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    padding: 0.75rem;
    background: rgba(99, 102, 241, 0.1);
    border-radius: 10px;
    font-size: 0.9rem;
    color: #a5b4fc;
    margin-bottom: 0.75rem;
    line-height: 1.5;
}

.case-scene i {
    flex-shrink: 0;
    margin-top: 2px;
}

/* ============================================
   NEW: PRICING NOTE
   ============================================ */
.pricing-note {
    text-align: center;
    margin-top: 2.5rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-size: 0.95rem;
}

.pricing-note i {
    color: var(--primary);
}

.pricing-price .amount {
    font-size: 2rem !important;
}

/* ============================================
   NEW: FAQ
   ============================================ */
.faq-section {
    background: var(--dark);
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 16px;
    margin-bottom: 1rem;
    overflow: hidden;
    background: var(--card-bg);
    backdrop-filter: blur(10px);
    transition: var(--transition);
}

.faq-item.active {
    border-color: rgba(99, 102, 241, 0.4);
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1.25rem 1.5rem;
    background: none;
    border: none;
    color: var(--text-light);
    font-size: 1.05rem;
    font-weight: 600;
    cursor: pointer;
    text-align: left;
    font-family: inherit;
    transition: var(--transition);
}

.faq-question:hover {
    color: var(--primary);
}

.faq-question i {
    font-size: 1.25rem;
    color: var(--primary);
    transition: transform 0.3s;
    flex-shrink: 0;
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease;
}

.faq-item.active .faq-answer {
    max-height: 300px;
}

.faq-answer p {
    padding: 0 1.5rem 1.25rem;
    color: var(--text-muted);
    line-height: 1.8;
    font-size: 0.98rem;
}

/* ============================================
   NEW: WECHAT CARD + FORM
   ============================================ */
.wechat-card {
    display: flex;
    align-items: center;
    gap: 1.25rem;
    padding: 1.25rem;
    background: rgba(99, 102, 241, 0.08);
    border: 1px solid rgba(99, 102, 241, 0.25);
    border-radius: 16px;
    margin-bottom: 2rem;
}

.wechat-card img {
    border-radius: 8px;
    flex-shrink: 0;
}

.wechat-card strong {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    font-size: 1.05rem;
}

.wechat-card strong i {
    color: #07c160;
    font-size: 1.25rem;
}

.wechat-card p {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 0.75rem;
}

.btn-sm {
    padding: 0.5rem 1rem !important;
    font-size: 0.9rem !important;
}

.form-divider {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin: 1.5rem 0;
    color: var(--text-muted);
    font-size: 0.85rem;
}

.form-divider::before,
.form-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: rgba(255, 255, 255, 0.1);
}

.contact-method {
    text-decoration: none;
    color: inherit;
}

.mobile-menu-cta {
    background: var(--gradient-2) !important;
    color: white !important;
    text-align: center;
    border-radius: 12px;
    font-weight: 600;
    margin-top: 0.5rem;
}

/* ============================================
   NEW: FLOAT ACTIONS + MOBILE BAR
   ============================================ */
.float-actions {
    position: fixed;
    right: 1.5rem;
    bottom: 1.5rem;
    z-index: 900;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.float-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    border: none;
    background: var(--card-bg);
    border: 1px solid rgba(99, 102, 241, 0.3);
    color: var(--text-light);
    font-size: 1.35rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    backdrop-filter: blur(10px);
    transition: var(--transition);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.float-btn:hover {
    transform: scale(1.1);
    border-color: var(--primary);
    color: var(--primary);
}

.float-btn-primary {
    background: var(--gradient-2);
    border: none;
    color: white;
    width: 56px;
    height: 56px;
    font-size: 1.5rem;
}

.float-btn-primary:hover {
    color: white;
    box-shadow: 0 12px 32px rgba(99, 102, 241, 0.5);
}

.mobile-bottom-bar {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 900;
    background: rgba(10, 15, 28, 0.95);
    backdrop-filter: blur(20px);
    border-top: 1px solid rgba(99, 102, 241, 0.2);
    padding: 0.5rem 0;
}

.mbb-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
    padding: 0.5rem;
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 0.75rem;
    cursor: pointer;
    text-decoration: none;
    font-family: inherit;
    transition: var(--transition);
}

.mbb-item i {
    font-size: 1.35rem;
}

.mbb-item:hover,
.mbb-item:active {
    color: var(--primary);
}

.mbb-primary {
    color: white !important;
    background: var(--gradient-2);
    margin: 0 0.5rem;
    border-radius: 12px;
}

.mbb-primary i {
    font-size: 1.25rem;
}

/* WeChat Modal */
.modal-wechat {
    text-align: center;
}

.wechat-modal-qr {
    display: block;
    margin: 0 auto 1rem;
    border-radius: 12px;
}

.wechat-modal-tip {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.wechat-modal-tip a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
}

@media (max-width: 768px) {
    .trust-bar {
        gap: 0.75rem;
    }

    .trust-item {
        min-width: calc(50% - 0.75rem);
        padding: 0.75rem 1rem;
    }

    .trust-item strong {
        font-size: 1.25rem;
    }

    .wechat-card {
        flex-direction: column;
        text-align: center;
    }

    .float-actions .float-btn:not(.float-btn-primary) {
        display: none;
    }

    .workflow-steps {
        flex-direction: column;
    }

    .workflow-step-line {
        width: 2px;
        height: 24px;
        margin: 0 auto;
    }

    .workflow-compare {
        flex-direction: column;
    }

    .compare-arrow {
        transform: rotate(90deg);
    }
}

/* ============================================
   SERVICES OVERVIEW
   ============================================ */
.services-section {
    background: linear-gradient(180deg, var(--dark) 0%, #0d1321 100%);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.service-card {
    display: block;
    background: var(--card-bg);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 24px;
    padding: 2.5rem;
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}

.service-card:hover {
    border-color: rgba(99, 102, 241, 0.5);
    transform: translateY(-8px);
    box-shadow: 0 30px 60px rgba(99, 102, 241, 0.2);
}

.service-card.featured {
    border-color: rgba(99, 102, 241, 0.35);
    background: linear-gradient(180deg, rgba(99, 102, 241, 0.08) 0%, var(--card-bg) 100%);
}

.service-card-icon {
    width: 72px;
    height: 72px;
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
    margin-bottom: 1.25rem;
}

.service-card-icon.geo {
    background: var(--gradient-2);
    box-shadow: 0 12px 30px rgba(99, 102, 241, 0.35);
}

.service-card-icon.ai {
    background: linear-gradient(135deg, #8b5cf6 0%, #06b6d4 100%);
    box-shadow: 0 12px 30px rgba(139, 92, 246, 0.35);
}

.service-label {
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 2px;
    color: var(--primary);
    text-transform: uppercase;
}

.service-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0.5rem 0 1rem;
}

.service-card > p {
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.service-points {
    list-style: none;
    margin-bottom: 1.5rem;
}

.service-points li {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.4rem 0;
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.95rem;
}

.service-points li i {
    color: var(--primary);
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    color: var(--primary);
    font-weight: 600;
    font-size: 0.95rem;
}

@media (max-width: 768px) {
    .services-grid {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   AI WORKFLOW SECTION
   ============================================ */
.ai-workflow-section {
    background: var(--dark);
    position: relative;
}

.ai-workflow-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 20% 60%, rgba(139, 92, 246, 0.08) 0%, transparent 50%);
    pointer-events: none;
}

.workflow-intro {
    max-width: 800px;
    margin: 0 auto 3rem;
    text-align: center;
    color: var(--text-muted);
    font-size: 1.1rem;
    line-height: 1.9;
}

.workflow-intro strong {
    color: var(--text-light);
}

.workflow-steps {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 4rem;
    flex-wrap: wrap;
}

.workflow-step {
    flex: 1;
    min-width: 140px;
    max-width: 180px;
    text-align: center;
    padding: 1.25rem 0.75rem;
}

.workflow-step-icon {
    width: 56px;
    height: 56px;
    background: var(--gradient-3);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 0.75rem;
    font-size: 1.5rem;
    color: white;
}

.workflow-step h4 {
    font-size: 0.95rem;
    margin-bottom: 0.4rem;
}

.workflow-step p {
    font-size: 0.8rem;
    color: var(--text-muted);
    line-height: 1.5;
}

.workflow-step-line {
    width: 32px;
    height: 2px;
    background: var(--gradient-2);
    opacity: 0.4;
    flex-shrink: 0;
}

.workflow-scenarios {
    margin-bottom: 3rem;
}

.workflow-scenarios h3 {
    text-align: center;
    font-size: 1.35rem;
    margin-bottom: 2rem;
}

.scenarios-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.25rem;
}

.scenario-card {
    position: relative;
    background: var(--card-bg);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 16px;
    padding: 1.5rem;
    transition: var(--transition);
}

.scenario-card:hover {
    border-color: rgba(139, 92, 246, 0.4);
    transform: translateY(-4px);
}

.scenario-card > i {
    font-size: 2rem;
    color: var(--accent);
    margin-bottom: 0.75rem;
    display: block;
}

.scenario-card h4 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}

.scenario-card p {
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.6;
}

.workflow-compare {
    display: flex;
    align-items: stretch;
    justify-content: center;
    gap: 1.5rem;
    margin-bottom: 2.5rem;
    flex-wrap: wrap;
}

.compare-box {
    flex: 1;
    min-width: 280px;
    max-width: 420px;
    padding: 1.75rem;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.compare-box.before {
    background: rgba(239, 68, 68, 0.05);
    border-color: rgba(239, 68, 68, 0.2);
}

.compare-box.after {
    background: rgba(99, 102, 241, 0.08);
    border-color: rgba(99, 102, 241, 0.3);
}

.compare-tag {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    padding: 0.2rem 0.6rem;
    border-radius: 12px;
    margin-bottom: 1rem;
}

.compare-box.before .compare-tag {
    background: rgba(239, 68, 68, 0.2);
    color: #fca5a5;
}

.compare-box.after .compare-tag {
    background: rgba(99, 102, 241, 0.25);
    color: #a5b4fc;
}

.compare-box ul {
    list-style: none;
}

.compare-box li {
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
    padding: 0.5rem 0;
    font-size: 0.95rem;
    color: var(--text-muted);
    line-height: 1.5;
}

.compare-box.before li i {
    color: #f87171;
    flex-shrink: 0;
    margin-top: 2px;
}

.compare-box.after li i {
    color: var(--primary);
    flex-shrink: 0;
    margin-top: 2px;
}

.compare-arrow {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    color: var(--primary);
}

.workflow-cta {
    text-align: center;
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.workflow-banner {
    margin-bottom: 3rem;
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid rgba(139, 92, 246, 0.3);
    box-shadow: 0 24px 60px rgba(139, 92, 246, 0.15);
}

.workflow-banner img {
    width: 100%;
    height: auto;
    display: block;
}

.scenarios-subtitle {
    text-align: center;
    color: var(--text-muted);
    margin: -1.5rem auto 2rem;
    max-width: 600px;
    font-size: 1rem;
}

.scenarios-visual {
    margin-bottom: 2.5rem;
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid rgba(99, 102, 241, 0.2);
}

.scenarios-visual img {
    width: 100%;
    height: auto;
    display: block;
}

.scenarios-group-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary);
    margin: 2rem 0 1.25rem;
    padding-left: 0.75rem;
    border-left: 3px solid var(--primary);
}

.scenario-industry {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.2rem 0.6rem;
    border-radius: 12px;
    background: rgba(139, 92, 246, 0.15);
    color: #c4b5fd;
    border: 1px solid rgba(139, 92, 246, 0.25);
    margin-bottom: 0.75rem;
}

/* PDF Download */
.workflow-download {
    margin: 3rem 0 2rem;
}

.download-card {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 1.75rem 2rem;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(139, 92, 246, 0.08) 100%);
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: 20px;
    flex-wrap: wrap;
}

.download-icon {
    width: 64px;
    height: 64px;
    background: var(--gradient-2);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
    flex-shrink: 0;
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.3);
}

.download-info {
    flex: 1;
    min-width: 200px;
}

.download-info h4 {
    font-size: 1.2rem;
    margin-bottom: 0.35rem;
}

.download-info p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.download-card .btn {
    flex-shrink: 0;
}

@media (max-width: 768px) {
    .download-card {
        flex-direction: column;
        text-align: center;
    }

    .download-card .btn {
        width: 100%;
    }
}

/* ============================================
   FEATURES DUAL BLOCK
   ============================================ */
.features-dual {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
}

.features-block-title {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 1.2rem;
    margin-bottom: 1.25rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.features-block-title i {
    color: var(--primary);
    font-size: 1.35rem;
}

.features-grid-compact {
    grid-template-columns: 1fr;
    gap: 1rem;
}

.features-grid-compact .feature-card {
    padding: 1.5rem;
}

.features-grid-compact .feature-icon {
    width: 52px;
    height: 52px;
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.features-grid-compact .feature-card h3 {
    font-size: 1.1rem;
}

.features-grid-compact .feature-card p {
    font-size: 0.9rem;
}

@media (max-width: 900px) {
    .features-dual {
        grid-template-columns: 1fr;
    }
}

/* ============================================
   TABS (案例 / 方案)
   ============================================ */
.tab-bar {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 2.5rem;
    flex-wrap: wrap;
}

.tab-btn {
    padding: 0.75rem 1.75rem;
    border-radius: 50px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    background: rgba(255, 255, 255, 0.03);
    color: var(--text-muted);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    font-family: inherit;
}

.tab-btn:hover {
    border-color: rgba(99, 102, 241, 0.4);
    color: var(--text-light);
}

.tab-btn.active {
    background: var(--gradient-2);
    border-color: transparent;
    color: white;
    box-shadow: 0 8px 24px rgba(99, 102, 241, 0.35);
}

.tab-panel {
    display: none;
}

.tab-panel.active {
    display: block;
    animation: fadeIn 0.4s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.hero-description strong {
    color: #a5b4fc;
}