@charset "UTF-8";

/* ========================================
   星曜 - SAAS客户维护解决方案官网
   现代深色主题设计
   ======================================== */

/* CSS Variables */
:root {
    /* Colors */
    --color-bg-primary: #030712;
    --color-bg-secondary: #0f172a;
    --color-bg-tertiary: #1e293b;
    --color-bg-card: rgba(15, 23, 42, 0.8);
    
    --color-text-primary: #f8fafc;
    --color-text-secondary: #94a3b8;
    --color-text-muted: #64748b;
    
    --color-accent-cyan: #22d3ee;
    --color-accent-cyan-glow: rgba(34, 211, 238, 0.3);
    --color-accent-orange: #f97316;
    --color-accent-orange-glow: rgba(249, 115, 22, 0.3);
    --color-accent-purple: #a855f7;
    
    --gradient-primary: linear-gradient(135deg, #22d3ee 0%, #06b6d4 50%, #0891b2 100%);
    --gradient-secondary: linear-gradient(135deg, #f97316 0%, #ea580c 100%);
    --gradient-bg: radial-gradient(ellipse at top, #1e293b 0%, #030712 50%, #030712 100%);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;
    
    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Typography */
    --font-primary: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-chinese: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    
    /* Effects */
    --glass-bg: rgba(15, 23, 42, 0.7);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-blur: blur(20px);
}

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

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

body {
    font-family: var(--font-primary);
    background: var(--color-bg-primary);
    color: var(--color-text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

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

ul, li {
    list-style: none;
}

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

button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
}

/* Container */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* ========================================
   Navigation
   ======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--spacing-sm) 0;
    transition: var(--transition-base);
}

.navbar.scrolled {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--glass-border);
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 1.5rem;
    font-weight: 700;
}

.logo-icon {
    color: var(--color-accent-cyan);
    font-size: 1.75rem;
    animation: pulse-glow 2s ease-in-out infinite;
}

@keyframes pulse-glow {
    0%, 100% { 
        text-shadow: 0 0 10px var(--color-accent-cyan-glow);
    }
    50% { 
        text-shadow: 0 0 25px var(--color-accent-cyan), 0 0 50px var(--color-accent-cyan-glow);
    }
}

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

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav-links a {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    position: relative;
    padding: var(--spacing-xs) 0;
}

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

.nav-links a:hover {
    color: var(--color-text-primary);
}

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

.nav-cta {
    padding: 0.6rem 1.5rem;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--color-bg-primary);
    transition: var(--transition-base);
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px var(--color-accent-cyan-glow);
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 5px;
}

.mobile-menu-btn span {
    display: block;
    width: 25px;
    height: 2px;
    background: var(--color-text-primary);
    transition: var(--transition-base);
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding: 100px 0 var(--spacing-3xl);
}

.hero-bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.grid-overlay {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(34, 211, 238, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(34, 211, 238, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, black 0%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 0%, transparent 70%);
}

.glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.5;
    animation: float 10s ease-in-out infinite;
}

.glow-1 {
    width: 600px;
    height: 600px;
    background: var(--color-accent-cyan);
    top: -200px;
    right: -100px;
    opacity: 0.15;
}

.glow-2 {
    width: 400px;
    height: 400px;
    background: var(--color-accent-orange);
    bottom: 0;
    left: -100px;
    opacity: 0.1;
    animation-delay: -3s;
}

.glow-3 {
    width: 300px;
    height: 300px;
    background: var(--color-accent-purple);
    top: 50%;
    left: 50%;
    opacity: 0.08;
    animation-delay: -5s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0); }
    25% { transform: translate(20px, -20px); }
    50% { transform: translate(-10px, 20px); }
    75% { transform: translate(-20px, -10px); }
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content {
    max-width: 600px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.5rem 1rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-lg);
    backdrop-filter: var(--glass-blur);
}

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

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.02em;
}

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

.hero-desc {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: var(--spacing-xl);
}

.hero-actions {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-2xl);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.9rem 1.8rem;
    font-size: 1rem;
    font-weight: 500;
    border-radius: var(--radius-lg);
    transition: var(--transition-base);
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--color-bg-primary);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 40px var(--color-accent-cyan-glow);
}

.btn-primary svg {
    transition: var(--transition-base);
}

.btn-primary:hover svg {
    transform: translateX(4px);
}

.btn-secondary {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--color-text-primary);
    backdrop-filter: var(--glass-blur);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--color-accent-cyan);
}

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

.btn-outline:hover {
    background: var(--color-accent-cyan);
    color: var(--color-bg-primary);
}

.btn-large {
    padding: 1.1rem 2.2rem;
    font-size: 1.1rem;
}

/* Hero Stats */
.hero-stats {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

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

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-accent-cyan);
}

.stat-suffix {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-accent-cyan);
}

.stat-label {
    display: block;
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-top: var(--spacing-xs);
}

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

/* Dashboard Mockup */
.hero-visual {
    position: relative;
}

.dashboard-mockup {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    overflow: hidden;
    backdrop-filter: var(--glass-blur);
    box-shadow: 
        0 25px 50px -12px rgba(0, 0, 0, 0.5),
        0 0 0 1px rgba(255, 255, 255, 0.05);
    animation: mockup-float 6s ease-in-out infinite;
}

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

.mockup-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(0, 0, 0, 0.3);
    border-bottom: 1px solid var(--glass-border);
}

.mockup-dots {
    display: flex;
    gap: 6px;
}

.mockup-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--color-text-muted);
}

.mockup-dots span:nth-child(1) { background: #ef4444; }
.mockup-dots span:nth-child(2) { background: #f59e0b; }
.mockup-dots span:nth-child(3) { background: #22c55e; }

.mockup-title {
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

.mockup-content {
    display: flex;
    min-height: 300px;
}

.mockup-sidebar {
    width: 60px;
    padding: var(--spacing-md) var(--spacing-sm);
    border-right: 1px solid var(--glass-border);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.sidebar-item {
    width: 100%;
    height: 36px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-sm);
    transition: var(--transition-base);
}

.sidebar-item.active {
    background: var(--color-accent-cyan);
}

.mockup-main {
    flex: 1;
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.chart-container {
    flex: 1;
    background: rgba(255, 255, 255, 0.02);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    display: flex;
    align-items: flex-end;
}

.chart-bars {
    display: flex;
    align-items: flex-end;
    gap: 12px;
    width: 100%;
    height: 120px;
}

.bar {
    flex: 1;
    background: var(--gradient-primary);
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
    height: var(--height);
    animation: bar-grow 1s ease-out forwards;
    animation-delay: calc(var(--height) * 0.01s);
}

@keyframes bar-grow {
    from { height: 0; }
    to { height: var(--height); }
}

.data-cards {
    display: flex;
    gap: var(--spacing-sm);
}

.data-card {
    flex: 1;
    background: rgba(255, 255, 255, 0.03);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.card-icon {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-sm);
}

.card-icon.cyan { background: var(--color-accent-cyan); }
.card-icon.orange { background: var(--color-accent-orange); }
.card-icon.purple { background: var(--color-accent-purple); }

.card-info {
    flex: 1;
}

.card-value {
    height: 12px;
    width: 60%;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 4px;
    margin-bottom: 6px;
}

.card-label {
    height: 8px;
    width: 80%;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-xl);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-text-muted);
    font-size: 0.8rem;
    animation: bounce 2s ease-in-out infinite;
}

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

.mouse {
    width: 24px;
    height: 38px;
    border: 2px solid var(--color-text-muted);
    border-radius: 12px;
    position: relative;
}

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

@keyframes scroll {
    0% { opacity: 1; top: 8px; }
    100% { opacity: 0; top: 20px; }
}

/* ========================================
   Section Common Styles
   ======================================== */
section {
    padding: var(--spacing-3xl) 0;
    position: relative;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--spacing-2xl);
}

.section-tag {
    display: inline-block;
    padding: 0.4rem 1rem;
    background: rgba(34, 211, 238, 0.1);
    border: 1px solid rgba(34, 211, 238, 0.2);
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    color: var(--color-accent-cyan);
    margin-bottom: var(--spacing-md);
}

.section-title {
    font-size: clamp(2rem, 4vw, 2.75rem);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.02em;
}

.section-desc {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

/* ========================================
   Features Section
   ======================================== */
.features {
    background: var(--gradient-bg);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.feature-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: var(--transition-base);
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: rgba(34, 211, 238, 0.3);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

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

.feature-icon {
    width: 56px;
    height: 56px;
    background: rgba(34, 211, 238, 0.1);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
}

.feature-icon svg {
    width: 28px;
    height: 28px;
    stroke: var(--color-accent-cyan);
}

.feature-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.feature-desc {
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
    margin-bottom: var(--spacing-md);
}

.feature-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.feature-list li {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

.feature-list li::before {
    content: '✓';
    color: var(--color-accent-cyan);
    font-size: 0.8rem;
}

/* ========================================
   Solutions Section
   ======================================== */
.solutions {
    background: var(--color-bg-primary);
}

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

.timeline-track {
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, 
        transparent,
        var(--color-accent-cyan) 10%,
        var(--color-accent-cyan) 90%,
        transparent
    );
    transform: translateX(-50%);
}

.solution-item {
    display: flex;
    align-items: center;
    margin-bottom: var(--spacing-xl);
    position: relative;
}

.solution-item:nth-child(odd) {
    flex-direction: row;
    padding-right: calc(50% + 60px);
}

.solution-item:nth-child(even) {
    flex-direction: row-reverse;
    padding-left: calc(50% + 60px);
}

.solution-dot {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 50px;
    height: 50px;
    background: var(--color-bg-primary);
    border: 2px solid var(--color-accent-cyan);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1;
}

.solution-dot span {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-accent-cyan);
}

.solution-content {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    transition: var(--transition-base);
}

.solution-content:hover {
    border-color: rgba(34, 211, 238, 0.3);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.solution-icon {
    width: 48px;
    height: 48px;
    background: rgba(34, 211, 238, 0.1);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-sm);
}

.solution-icon svg {
    width: 24px;
    height: 24px;
    stroke: var(--color-accent-cyan);
}

.solution-content h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.solution-content p {
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* ========================================
   Advantages Section
   ======================================== */
.advantages {
    background: var(--color-bg-secondary);
    position: relative;
    overflow: hidden;
}

.advantages-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.advantage-glow {
    position: absolute;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, var(--color-accent-cyan-glow) 0%, transparent 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    opacity: 0.2;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.advantage-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    text-align: center;
    position: relative;
    transition: var(--transition-base);
}

.advantage-card:hover {
    transform: translateY(-5px);
    border-color: rgba(34, 211, 238, 0.3);
}

.advantage-number {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-text-muted);
    opacity: 0.5;
}

.advantage-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, rgba(34, 211, 238, 0.15), rgba(34, 211, 238, 0.05));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
}

.advantage-icon svg {
    width: 32px;
    height: 32px;
    stroke: var(--color-accent-cyan);
}

.advantage-card h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.advantage-card p {
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* Stats Showcase */
.stats-showcase {
    position: relative;
    z-index: 1;
}

.stats-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    display: flex;
    justify-content: space-around;
    backdrop-filter: var(--glass-blur);
}

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

.stats-value {
    font-size: 3rem;
    font-weight: 800;
    color: var(--color-accent-cyan);
    display: inline;
}

.stats-unit {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-accent-cyan);
}

.stats-label {
    display: block;
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    margin-top: var(--spacing-xs);
}

/* ========================================
   Cases Section
   ======================================== */
.cases {
    background: var(--color-bg-primary);
}

.clients-logo {
    overflow: hidden;
    margin-bottom: var(--spacing-2xl);
    mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
    -webkit-mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
}

.logo-track {
    display: flex;
    gap: var(--spacing-2xl);
    animation: scroll-logos 20s linear infinite;
}

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

.client-logo {
    flex-shrink: 0;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-text-muted);
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    white-space: nowrap;
}

.testimonials {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.testimonial-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    transition: var(--transition-base);
}

.testimonial-card:hover {
    border-color: rgba(34, 211, 238, 0.3);
    transform: translateY(-3px);
}

.testimonial-content {
    margin-bottom: var(--spacing-lg);
}

.quote-icon {
    font-size: 4rem;
    line-height: 1;
    color: var(--color-accent-cyan);
    opacity: 0.3;
    font-family: Georgia, serif;
}

.testimonial-content p {
    font-size: 1rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.author-avatar {
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    color: var(--color-bg-primary);
}

.author-info {
    display: flex;
    flex-direction: column;
}

.author-name {
    font-weight: 600;
    font-size: 1rem;
}

.author-title {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

/* ========================================
   About Section
   ======================================== */
.about {
    background: var(--color-bg-secondary);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.about-text .section-tag {
    margin-bottom: var(--spacing-sm);
}

.about-text .section-title {
    text-align: left;
    margin-bottom: var(--spacing-md);
}

.about-desc {
    font-size: 1.05rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.about-values {
    display: flex;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.value-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: 0.95rem;
    color: var(--color-text-primary);
}

.value-icon {
    color: var(--color-accent-cyan);
}

.about-visual {
    position: relative;
}

.visual-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    position: relative;
    overflow: hidden;
}

.visual-decoration {
    position: absolute;
    top: -50px;
    right: -50px;
    width: 200px;
    height: 200px;
    background: var(--gradient-primary);
    border-radius: 50%;
    opacity: 0.1;
    filter: blur(50px);
}

.company-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
    position: relative;
    z-index: 1;
}

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

.info-number {
    display: block;
    font-size: 3rem;
    font-weight: 800;
    color: var(--color-accent-cyan);
}

.info-label {
    font-size: 1rem;
    color: var(--color-text-secondary);
}

/* ========================================
   CTA Section
   ======================================== */
.cta {
    position: relative;
    padding: var(--spacing-3xl) 0;
    overflow: hidden;
}

.cta-bg {
    position: absolute;
    inset: 0;
}

.cta-glow {
    position: absolute;
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse at center, rgba(34, 211, 238, 0.15) 0%, transparent 60%);
}

.cta-content {
    text-align: center;
    position: relative;
    z-index: 1;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-3xl);
    backdrop-filter: var(--glass-blur);
}

.cta-title {
    font-size: clamp(2rem, 4vw, 2.5rem);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.cta-desc {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--spacing-xl);
}

.cta-actions {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
}

/* ========================================
   Footer
   ======================================== */
.footer {
    background: var(--color-bg-primary);
    padding: var(--spacing-3xl) 0 var(--spacing-lg);
    border-top: 1px solid var(--glass-border);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--spacing-2xl);
}

.footer-brand {
    max-width: 300px;
}

.footer-brand .logo {
    margin-bottom: var(--spacing-md);
}

.footer-desc {
    font-size: 0.95rem;
    color: var(--color-text-muted);
    line-height: 1.7;
}

.footer-links {
    display: flex;
    gap: var(--spacing-3xl);
}

.footer-column h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--color-text-primary);
}

.footer-column a {
    display: block;
    font-size: 0.9rem;
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-xs);
    transition: var(--transition-base);
}

.footer-column a:hover {
    color: var(--color-accent-cyan);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--glass-border);
}

.footer-bottom p {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

/* ========================================
   Animations (AOS-like)
   ======================================== */
[data-aos] {
    opacity: 0;
    transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-aos="fade-up"] {
    transform: translateY(30px);
}

[data-aos="fade-down"] {
    transform: translateY(-30px);
}

[data-aos="fade-right"] {
    transform: translateX(-30px);
}

[data-aos="fade-left"] {
    transform: translateX(30px);
}

[data-aos="zoom-in"] {
    transform: scale(0.9);
}

[data-aos].aos-animate {
    opacity: 1;
    transform: translate(0) scale(1);
}

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 1200px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .advantages-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 992px) {
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-content {
        max-width: 100%;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-visual {
        display: none;
    }
    
    .nav-links {
        display: none;
    }
    
    .nav-cta {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .about-text .section-title {
        text-align: center;
    }
    
    .about-text {
        text-align: center;
    }
    
    .about-values {
        justify-content: center;
    }
    
    .testimonials {
        grid-template-columns: 1fr;
    }
    
    .timeline-track {
        left: 25px;
    }
    
    .solution-item:nth-child(odd),
    .solution-item:nth-child(even) {
        flex-direction: row;
        padding: 0 0 0 80px;
    }
    
    .solution-dot {
        left: 25px;
    }
}

@media (max-width: 768px) {
    html {
        font-size: 14px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .advantages-grid {
        grid-template-columns: 1fr;
    }
    
    .stats-card {
        flex-wrap: wrap;
        gap: var(--spacing-lg);
    }
    
    .stats-item {
        flex: 1 1 45%;
    }
    
    .footer-content {
        flex-direction: column;
        gap: var(--spacing-2xl);
    }
    
    .footer-links {
        flex-wrap: wrap;
        gap: var(--spacing-xl);
    }
    
    .cta-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-stats {
        flex-wrap: wrap;
    }
    
    .stat-divider {
        display: none;
    }
    
    .stat-item {
        flex: 1 1 30%;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
}