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

:root {
    --primary-color: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --secondary-color: #f97316;
    --accent-color: #06b6d4;
    --text-dark: #1f2937;
    --text-light: #6b7280;
    --text-white: #ffffff;
    --bg-white: #ffffff;
    --bg-light: #f8fafc;
    --bg-dark: #1a1a2e;
    --bg-darker: #16162a;
    --gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #a855f7 100%);
    --gradient-secondary: linear-gradient(135deg, #f97316 0%, #f59e0b 100%);
    --gradient-dark: linear-gradient(135deg, #1a1a2e 0%, #16162a 100%);
    --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 10px 30px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.15);
    --shadow-glow: 0 0 40px rgba(99, 102, 241, 0.3);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background: var(--bg-white);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 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: 6px;
    height: 6px;
    background: var(--primary-color);
    border-radius: 50%;
    opacity: 0.3;
    animation: float-particle 15s infinite ease-in-out;
}

@keyframes float-particle {
    0%, 100% { transform: translateY(100vh) rotate(0deg); opacity: 0; }
    10% { opacity: 0.3; }
    90% { opacity: 0.3; }
    100% { transform: translateY(-100px) rotate(720deg); opacity: 0; }
}

/* Header & Navigation */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    z-index: 1000;
    transition: all 0.3s ease;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
    background: rgba(255, 255, 255, 0.98);
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.logo-icon {
    width: 45px;
    height: 45px;
    background: var(--gradient-primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 20px;
    font-weight: bold;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.logo:hover .logo-icon {
    transform: rotate(-10deg) scale(1.1);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.5);
}

.logo-text {
    font-size: 22px;
    font-weight: bold;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.nav-link {
    text-decoration: none;
    color: var(--text-dark);
    font-size: 15px;
    font-weight: 500;
    padding: 10px 18px;
    border-radius: 25px;
    transition: all 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: var(--primary-color);
    background: rgba(99, 102, 241, 0.1);
}

.nav-link.active {
    color: var(--primary-color);
    background: rgba(99, 102, 241, 0.1);
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
}

.mobile-menu-btn span {
    width: 25px;
    height: 2px;
    background: var(--text-dark);
    transition: all 0.3s ease;
}

/* Hero Section */
.hero {
    background: var(--gradient-dark);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding-top: 80px;
    position: relative;
    overflow: hidden;
}

.hero-bg-shapes {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    opacity: 0.5;
}

.shape-1 {
    width: 500px;
    height: 500px;
    background: var(--primary-color);
    top: -200px;
    right: -100px;
    animation: float-shape 20s ease-in-out infinite;
}

.shape-2 {
    width: 400px;
    height: 400px;
    background: #8b5cf6;
    bottom: -150px;
    left: -100px;
    animation: float-shape 25s ease-in-out infinite reverse;
}

.shape-3 {
    width: 300px;
    height: 300px;
    background: var(--accent-color);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: float-shape 18s ease-in-out infinite;
}

.shape-4 {
    width: 200px;
    height: 200px;
    background: var(--secondary-color);
    top: 20%;
    left: 10%;
    animation: float-shape 22s ease-in-out infinite reverse;
}

@keyframes float-shape {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(30px, -30px) scale(1.05); }
    50% { transform: translate(-20px, 20px) scale(0.95); }
    75% { transform: translate(20px, 30px) scale(1.02); }
}

.hero-content {
    max-width: 900px;
    padding: 0 20px;
    position: relative;
    z-index: 10;
}

.hero-badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 12px 28px;
    border-radius: 50px;
    color: white;
    font-size: 16px;
    margin-bottom: 30px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    animation: pulse-badge 2s ease-in-out infinite;
}

@keyframes pulse-badge {
    0%, 100% { box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.4); }
    50% { box-shadow: 0 0 0 15px rgba(255, 255, 255, 0); }
}

.hero-title {
    font-size: 56px;
    font-weight: 800;
    color: white;
    margin-bottom: 25px;
    line-height: 1.2;
}

.title-line {
    display: block;
    animation: slide-up 0.8s ease forwards;
    opacity: 0;
}

.title-line:nth-child(1) { animation-delay: 0.2s; }
.title-line:nth-child(2) { animation-delay: 0.4s; }

@keyframes slide-up {
    from { opacity: 0; transform: translateY(40px); }
    to { opacity: 1; transform: translateY(0); }
}

.hero-typing {
    font-size: 24px;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 20px;
    min-height: 36px;
}

.typing-text {
    background: linear-gradient(90deg, #fff, #a855f7, #fff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.cursor {
    display: inline-block;
    animation: blink 1s infinite;
    color: white;
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

.hero-desc {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 40px;
    animation: fade-in 1s ease 0.8s forwards;
    opacity: 0;
}

@keyframes fade-in {
    to { opacity: 1; }
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-bottom: 60px;
    animation: fade-in 1s ease 1s forwards;
    opacity: 0;
}

.btn-primary, .btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 36px;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
}

.btn-primary {
    background: var(--gradient-secondary);
    color: white;
    box-shadow: 0 8px 25px rgba(249, 115, 22, 0.4);
}

.btn-primary:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 12px 35px rgba(249, 115, 22, 0.5);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-3px);
}

.hero-scroll {
    animation: fade-in 1s ease 1.2s forwards;
    opacity: 0;
}

.scroll-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    transition: color 0.3s ease;
}

.scroll-indicator:hover {
    color: white;
}

.mouse {
    width: 28px;
    height: 44px;
    border: 2px solid currentColor;
    border-radius: 14px;
    position: relative;
}

.wheel {
    width: 4px;
    height: 10px;
    background: currentColor;
    border-radius: 2px;
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll-wheel 1.5s ease-in-out infinite;
}

@keyframes scroll-wheel {
    0%, 100% { opacity: 1; transform: translateX(-50%) translateY(0); }
    50% { opacity: 0.5; transform: translateX(-50%) translateY(10px); }
}

/* Section Styles */
.section {
    padding: 120px 0;
    position: relative;
    overflow: hidden;
}

.section-bg-decor {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    overflow: hidden;
}

.decor-circle {
    position: absolute;
    border-radius: 50%;
    border: 1px solid rgba(99, 102, 241, 0.1);
}

.decor-circle-1 {
    width: 600px;
    height: 600px;
    top: -200px;
    right: -200px;
    animation: rotate-slow 30s linear infinite;
}

.decor-circle-2 {
    width: 400px;
    height: 400px;
    bottom: -100px;
    left: -100px;
    animation: rotate-slow 25s linear infinite reverse;
}

@keyframes rotate-slow {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.section-header {
    text-align: center;
    margin-bottom: 70px;
}

.section-header.light .section-title,
.section-header.light .section-subtitle,
.section-header.light .section-tag {
    color: white;
}

.section-tag {
    display: inline-block;
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 3px;
    color: var(--primary-color);
    margin-bottom: 15px;
    text-transform: uppercase;
}

.section-title {
    font-size: 42px;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 15px;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-light);
    margin-bottom: 10px;
}

.title-underline {
    width: 80px;
    height: 4px;
    background: var(--gradient-primary);
    margin: 20px auto 0;
    border-radius: 2px;
}

.title-underline.light {
    background: linear-gradient(90deg, rgba(255,255,255,0.3), rgba(255,255,255,0.8), rgba(255,255,255,0.3));
}

/* About Section */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-image-wrapper {
    position: relative;
}

.about-image {
    width: 100%;
    aspect-ratio: 4/3;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.image-placeholder {
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 48px;
    gap: 15px;
}

.image-placeholder span {
    font-size: 24px;
    font-weight: 600;
}

.about-experience {
    position: absolute;
    bottom: -30px;
    right: -30px;
    background: white;
    padding: 25px 35px;
    border-radius: 15px;
    box-shadow: var(--shadow-lg);
    text-align: center;
    animation: bounce-subtle 3s ease-in-out infinite;
}

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

.exp-number {
    display: block;
    font-size: 42px;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.exp-text {
    font-size: 14px;
    color: var(--text-light);
}

.about-subtitle {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 25px;
    position: relative;
    padding-left: 20px;
}

.about-subtitle::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 30px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

.about-text {
    font-size: 16px;
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 20px;
}

.about-highlights {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    margin-top: 30px;
}

.highlight-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: var(--bg-light);
    border-radius: 10px;
    transition: all 0.3s ease;
}

.highlight-item:hover {
    background: rgba(99, 102, 241, 0.1);
    transform: translateX(5px);
}

.highlight-item i {
    color: var(--primary-color);
    font-size: 18px;
}

.highlight-item span {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-dark);
}

/* Product Section */
.product-section {
    background: var(--bg-dark);
    position: relative;
}

.product-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.bg-gradient {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 30% 50%, rgba(99, 102, 241, 0.2) 0%, transparent 50%),
                radial-gradient(circle at 70% 80%, rgba(139, 92, 246, 0.15) 0%, transparent 40%);
}

.product-showcase {
    display: flex;
    justify-content: center;
    margin-bottom: 80px;
}

.phone-mockup {
    perspective: 1000px;
}

.phone-frame {
    width: 280px;
    height: 580px;
    background: #1a1a2e;
    border-radius: 40px;
    padding: 12px;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.4),
                inset 0 0 0 2px rgba(255, 255, 255, 0.1);
    transform: rotateY(-5deg) rotateX(5deg);
    transition: transform 0.5s ease;
    position: relative;
}

.phone-frame:hover {
    transform: rotateY(0deg) rotateX(0deg);
}

.phone-notch {
    position: absolute;
    top: 12px;
    left: 50%;
    transform: translateX(-50%);
    width: 120px;
    height: 28px;
    background: #1a1a2e;
    border-radius: 0 0 20px 20px;
    z-index: 10;
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, #fff 0%, #f8f9fa 100%);
    border-radius: 30px;
    overflow: hidden;
    padding-top: 40px;
}

.app-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 15px 20px;
}

.app-logo {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary-color);
}

.app-search {
    display: flex;
    align-items: center;
    gap: 8px;
    background: #f1f5f9;
    padding: 8px 15px;
    border-radius: 20px;
    font-size: 12px;
    color: #94a3b8;
}

.app-banner {
    margin: 10px 15px;
    background: var(--gradient-primary);
    border-radius: 12px;
    padding: 20px;
    color: white;
}

.banner-content {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.banner-tag {
    font-size: 10px;
    background: rgba(255, 255, 255, 0.2);
    padding: 3px 8px;
    border-radius: 10px;
    width: fit-content;
}

.banner-title {
    font-size: 18px;
    font-weight: 700;
}

.banner-desc {
    font-size: 12px;
    opacity: 0.9;
}

.app-icons {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
    padding: 20px 15px;
}

.app-icon-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.icon-circle {
    width: 50px;
    height: 50px;
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

.app-icon-item span {
    font-size: 10px;
    color: #64748b;
}

.app-products {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    padding: 0 15px 20px;
}

.app-product-card {
    background: white;
    border-radius: 12px;
    padding: 12px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.product-img {
    width: 100%;
    height: 80px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    margin-bottom: 10px;
}

.product-info {
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.product-name {
    font-size: 11px;
    color: #64748b;
}

.product-price {
    font-size: 14px;
    font-weight: 700;
    color: var(--secondary-color);
}

.product-features {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.feature-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    padding: 40px 25px;
    border-radius: 20px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, transparent 100%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.feature-card:hover {
    transform: translateY(-10px);
    border-color: rgba(99, 102, 241, 0.5);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

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

.feature-icon-wrapper {
    position: relative;
    width: 80px;
    height: 80px;
    margin: 0 auto 25px;
}

.feature-icon-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 20px;
    transform: rotate(45deg);
    transition: transform 0.4s ease;
}

.feature-card:hover .feature-icon-bg {
    transform: rotate(135deg);
}

.feature-icon {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: white;
}

.feature-card h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 15px;
    color: white;
}

.feature-card p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
}

/* Stats Section */
.stats-section {
    background: var(--bg-light);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.stat-card {
    background: white;
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.stat-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

.stat-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

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

.stat-icon {
    width: 70px;
    height: 70px;
    background: var(--gradient-primary);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 28px;
    color: white;
    transition: transform 0.4s ease;
}

.stat-card:hover .stat-icon {
    transform: scale(1.1) rotate(-5deg);
}

.stat-number {
    font-size: 42px;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 5px;
}

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

.stat-suffix {
    font-size: 24px;
    color: var(--secondary-color);
    font-weight: 700;
}

/* Team Section */
.team-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.team-card {
    background: white;
    border-radius: 20px;
    padding: 35px 25px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.team-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform 0.4s ease;
}

.team-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

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

.team-avatar {
    width: 100px;
    height: 100px;
    margin: 0 auto 20px;
    position: relative;
}

.avatar-placeholder {
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    color: white;
    transition: transform 0.4s ease;
}

.team-card:hover .avatar-placeholder {
    transform: scale(1.1);
}

.team-social {
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%) translateY(20px);
    display: flex;
    gap: 8px;
    opacity: 0;
    transition: all 0.4s ease;
}

.team-card:hover .team-social {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

.team-social a {
    width: 32px;
    height: 32px;
    background: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    text-decoration: none;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

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

.team-card h4 {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.team-role {
    font-size: 14px;
    color: var(--primary-color);
    font-weight: 500;
    margin-bottom: 12px;
}

.team-desc {
    font-size: 14px;
    color: var(--text-light);
    line-height: 1.6;
}

/* Services Section */
.services-section {
    background: var(--gradient-dark);
    position: relative;
}

.services-timeline {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
}

.services-timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(180deg, var(--primary-color), var(--accent-color));
    border-radius: 2px;
}

.timeline-item {
    display: flex;
    margin-bottom: 50px;
    position: relative;
}

.timeline-item.left {
    justify-content: flex-start;
    padding-right: calc(50% + 40px);
}

.timeline-item.right {
    justify-content: flex-end;
    padding-left: calc(50% + 40px);
}

.timeline-content {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 30px;
    border-radius: 20px;
    position: relative;
    transition: all 0.4s ease;
}

.timeline-content:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(99, 102, 241, 0.5);
    transform: translateY(-5px);
}

.timeline-icon {
    position: absolute;
    top: 30px;
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: white;
    z-index: 10;
}

.timeline-item.left .timeline-icon {
    right: -70px;
}

.timeline-item.right .timeline-icon {
    left: -70px;
}

.timeline-content h3 {
    font-size: 22px;
    font-weight: 700;
    color: white;
    margin-bottom: 12px;
}

.timeline-content p {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.7;
}

/* Partners Section */
.partners-section {
    background: var(--bg-light);
    overflow: hidden;
}

.partners-marquee {
    overflow: hidden;
    padding: 20px 0;
}

.marquee-content {
    display: flex;
    gap: 30px;
    animation: marquee 20s linear infinite;
}

@keyframes marquee {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

.partner-logo {
    flex-shrink: 0;
    width: 180px;
    height: 80px;
    background: white;
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 600;
    color: var(--text-light);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

.partner-logo:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-md);
    color: var(--primary-color);
}

/* Contact Section */
.contact-section {
    background: var(--gradient-dark);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.contact-card {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    padding: 25px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
    margin-bottom: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.contact-card:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateX(10px);
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: white;
    flex-shrink: 0;
}

.contact-details h4 {
    font-size: 16px;
    font-weight: 600;
    color: white;
    margin-bottom: 5px;
}

.contact-details p {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.7);
}

.contact-cta {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 25px;
    padding: 50px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.cta-content h3 {
    font-size: 28px;
    font-weight: 700;
    color: white;
    margin-bottom: 10px;
}

.cta-content > p {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 30px;
}

.qr-code {
    margin-bottom: 30px;
}

.qr-placeholder {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    padding: 30px;
    background: white;
    border-radius: 15px;
    transition: transform 0.3s ease;
}

.qr-placeholder:hover {
    transform: scale(1.05);
}

.qr-placeholder i {
    font-size: 80px;
    color: var(--text-dark);
}

.qr-placeholder span {
    font-size: 14px;
    color: var(--text-light);
}

.download-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-apple, .btn-android {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 14px 28px;
    border-radius: 12px;
    text-decoration: none;
    transition: all 0.3s ease;
}

.btn-apple {
    background: #000;
    color: white;
}

.btn-apple:hover {
    background: #333;
    transform: translateY(-3px);
}

.btn-android {
    background: #34a853;
    color: white;
}

.btn-android:hover {
    background: #2d9248;
    transform: translateY(-3px);
}

.btn-text {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.btn-small {
    font-size: 10px;
    opacity: 0.9;
}

.btn-big {
    font-size: 18px;
    font-weight: 600;
}

.btn-apple i, .btn-android i {
    font-size: 32px;
}

/* Footer */
.footer {
    position: relative;
    background: var(--bg-darker);
}

.footer-wave {
    position: absolute;
    top: -1px;
    left: 0;
    width: 100%;
    overflow: hidden;
    line-height: 0;
}

.footer-wave svg {
    position: relative;
    display: block;
    width: calc(100% + 1.3px);
    height: 80px;
}

.footer-content {
    padding: 80px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 40px;
    margin-bottom: 50px;
}

.footer-brand .footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}

.footer-brand .logo-icon {
    width: 40px;
    height: 40px;
    font-size: 18px;
}

.footer-brand .logo-text {
    font-size: 20px;
}

.footer-brand p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.7;
    margin-bottom: 20px;
}

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

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: var(--primary-color);
    transform: translateY(-3px);
}

.footer-links-group h4 {
    font-size: 16px;
    font-weight: 600;
    color: white;
    margin-bottom: 20px;
}

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

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

.footer-links-group a {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    transition: all 0.3s ease;
}

.footer-links-group a:hover {
    color: white;
    padding-left: 5px;
}

.footer-newsletter h4 {
    font-size: 16px;
    font-weight: 600;
    color: white;
    margin-bottom: 15px;
}

.footer-newsletter > p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 20px;
}

.newsletter-form {
    display: flex;
    gap: 10px;
}

.newsletter-form input {
    flex: 1;
    padding: 12px 18px;
    border: none;
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.1);
    color: white;
    font-size: 14px;
    outline: none;
    transition: background 0.3s ease;
}

.newsletter-form input::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.newsletter-form input:focus {
    background: rgba(255, 255, 255, 0.15);
}

.newsletter-form button {
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    border: none;
    border-radius: 10px;
    color: white;
    font-size: 18px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.newsletter-form button:hover {
    transform: scale(1.05);
}

.footer-bottom {
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.footer-bottom p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: 5px;
}

.footer-bottom .icp {
    font-size: 12px;
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border: none;
    border-radius: 15px;
    color: white;
    font-size: 20px;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all 0.3s ease;
    box-shadow: var(--shadow-md);
    z-index: 999;
}

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

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .product-features {
        grid-template-columns: repeat(2, 1fr);
    }

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

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

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

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: 20px;
        box-shadow: var(--shadow-lg);
        gap: 10px;
    }

    .nav-links.active {
        display: flex;
    }

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

    .hero-title {
        font-size: 32px;
    }

    .hero-typing {
        font-size: 18px;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: 50px;
    }

    .section {
        padding: 80px 0;
    }

    .section-title {
        font-size: 32px;
    }

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

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

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

    .contact-content {
        grid-template-columns: 1fr;
    }

    .services-timeline::before {
        left: 20px;
    }

    .timeline-item {
        padding-right: 0 !important;
        padding-left: 60px !important;
    }

    .timeline-icon {
        left: -10px !important;
        right: auto !important;
    }

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

    .download-buttons {
        flex-direction: column;
    }

    .btn-apple, .btn-android {
        width: 100%;
        justify-content: center;
    }
}