/* 深表首页样式 - index.css */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --secondary: #06b6d4;
    --accent: #8b5cf6;
    --dark: #0f172a;
    --light: #f8fafc;
    --gray: #64748b;
    --gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-2: linear-gradient(135deg, #06b6d4 0%, #6366f1 100%);
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

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

/* Navigation - Enhanced */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    z-index: 1000;
    border-bottom: 1px solid rgba(99, 102, 241, 0.1);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}

.navbar.scrolled {
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.15);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1.2rem 3rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: padding 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    transition: transform 0.3s ease;
}

.logo:hover {
    transform: scale(1.05);
}

.logo img {
    height: 36px;
    width: auto;
    filter: drop-shadow(0 2px 8px rgba(99, 102, 241, 0.2));
}

.logo-text {
    font-size: 1.6rem;
    font-weight: 800;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.5px;
}

.nav-links {
    display: flex;
    gap: 2.5rem;
    align-items: center;
}

.nav-links a:not(.btn) {
    text-decoration: none;
    color: var(--dark);
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
    padding: 0.5rem 0;
    transition: color 0.3s ease;
}

.nav-links a:not(.btn)::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-1);
    transition: width 0.3s ease;
}

.nav-links a:not(.btn):hover {
    color: var(--primary);
}

.nav-links a:not(.btn):hover::after {
    width: 100%;
}

.btn {
    padding: 0.75rem 1.75rem;
    border-radius: 12px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:active::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.5);
}

.btn-outline {
    border: 2px solid #667eea;
    color: #667eea;
    background: transparent;
    position: relative;
    z-index: 1;
}

.btn-outline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    transition: width 0.3s ease;
    z-index: -1;
}

.btn-outline:hover {
    color: #ffffff;
    border-color: transparent;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.btn-outline:hover::before {
    width: 100%;
}

.btn-large {
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
}

.btn-hero-primary {
    background: white;
    color: #667eea;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
    font-weight: 700;
    font-size: 1.15rem;
    padding: 1.2rem 2.8rem;
}

.btn-hero-primary:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

.btn-hero-secondary {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.5);
    color: white;
    font-weight: 600;
    font-size: 1.15rem;
    padding: 1.2rem 2.8rem;
}

.btn-hero-secondary:hover {
    background: rgba(255, 255, 255, 0.25);
    border-color: white;
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
}

/* Hero Section - Premium Design */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 10rem 2rem 6rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 25%, #f093fb 50%, #4facfe 75%, #00f2fe 100%);
    background-size: 400% 400%;
    animation: gradientShift 15s ease infinite;
    position: relative;
    overflow: hidden;
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 20%, rgba(255, 255, 255, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.hero::after {
    content: '';
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    top: -200px;
    right: -200px;
    animation: float 20s infinite ease-in-out;
    pointer-events: none;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    50% { transform: translate(-30px, -30px) rotate(180deg); }
}

.hero-container {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content h1 {
    font-size: 4rem;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: white;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    letter-spacing: -1px;
}

.hero-content .highlight {
    background: linear-gradient(135deg, #ffd89b 0%, #fff 50%, #ffd89b 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    display: inline-block;
}

.hero-content .highlight::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, #ffd89b, #fff, #ffd89b);
    border-radius: 2px;
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

.hero-content p {
    font-size: 1.35rem;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 2.5rem;
    line-height: 1.8;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    font-weight: 400;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
}

.hero-stats {
    display: flex;
    gap: 3.5rem;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 2px solid rgba(255, 255, 255, 0.2);
}

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

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: white;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.85);
    font-weight: 500;
}

.hero-visual {
    position: relative;
}

.demo-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-radius: 24px;
    padding: 2.5rem;
    box-shadow: 
        0 20px 60px rgba(0, 0, 0, 0.3),
        0 0 0 1px rgba(255, 255, 255, 0.5) inset;
    transform: perspective(1000px) rotateY(-8deg) rotateX(5deg);
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    animation: cardFloat 6s infinite ease-in-out;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

@keyframes cardFloat {
    0%, 100% { transform: perspective(1000px) rotateY(-8deg) rotateX(5deg) translateY(0); }
    50% { transform: perspective(1000px) rotateY(-8deg) rotateX(5deg) translateY(-25px); }
}

.demo-card:hover {
    transform: perspective(1000px) rotateY(0deg) rotateX(0deg) scale(1.02);
    box-shadow: 
        0 30px 80px rgba(0, 0, 0, 0.4),
        0 0 0 1px rgba(255, 255, 255, 0.5) inset;
}

.demo-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid #f1f5f9;
}

.demo-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.demo-dot.red { background: #ef4444; }
.demo-dot.yellow { background: #eab308; }
.demo-dot.green { background: #22c55e; }

.demo-table {
    width: 100%;
    border-collapse: collapse;
}

.demo-table th,
.demo-table td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid #f1f5f9;
}

.demo-table th {
    background: #f8fafc;
    font-weight: 600;
    color: var(--dark);
}

.ai-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--gradient-1);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
}

.ai-badge::before {
    content: '✨';
}

/* Features Section - Enhanced */
.features {
    padding: 8rem 2rem;
    background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
    position: relative;
}

.features::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(99, 102, 241, 0.3), transparent);
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 4rem;
}

.section-header h2 {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1rem;
    color: var(--dark);
    letter-spacing: -0.5px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-header p {
    font-size: 1.25rem;
    color: var(--gray);
    font-weight: 400;
}

.features-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    padding: 2.5rem;
    border-radius: 20px;
    background: white;
    border: 2px solid #f1f5f9;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.02);
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

.feature-card::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(102, 126, 234, 0.08) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.feature-card:hover {
    border-color: #667eea;
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(102, 126, 234, 0.15);
}

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

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

.feature-icon {
    width: 70px;
    height: 70px;
    border-radius: 16px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin-bottom: 1.75rem;
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.3);
    transition: all 0.3s ease;
    position: relative;
    z-index: 1;
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 12px 30px rgba(102, 126, 234, 0.4);
}

.feature-card h3 {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: var(--dark);
    transition: color 0.3s ease;
}

.feature-card:hover h3 {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.feature-card p {
    color: var(--gray);
    line-height: 1.7;
    font-size: 1rem;
}

/* AI Features Section */
.ai-features {
    padding: 6rem 2rem;
    background: linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
}

.ai-showcase {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.ai-content h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--dark);
}

.ai-content > p {
    font-size: 1.1rem;
    color: var(--gray);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.ai-feature-list {
    list-style: none;
}

.ai-feature-list li {
    display: flex;
    align-items: start;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding: 1rem;
    background: white;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s;
}

.ai-feature-list li:hover {
    box-shadow: var(--shadow-md);
    transform: translateX(5px);
}

.ai-check {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--gradient-1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
    flex-shrink: 0;
}

.ai-demo {
    background: white;
    border-radius: 20px;
    padding: 2rem;
    box-shadow: var(--shadow-xl);
}

.chat-message {
    background: #f8fafc;
    padding: 1rem;
    border-radius: 12px;
    margin-bottom: 1rem;
    animation: messageSlide 0.5s ease-out;
}

@keyframes messageSlide {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.chat-message.user {
    background: var(--gradient-1);
    color: white;
    margin-left: 2rem;
}

.chat-message.ai {
    margin-right: 2rem;
}

/* Use Cases */
.use-cases {
    padding: 6rem 2rem;
    background: white;
}

.cases-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.case-card {
    padding: 2rem;
    border-radius: 16px;
    background: linear-gradient(135deg, #f8fafc 0%, #ffffff 100%);
    border: 2px solid transparent;
    transition: all 0.3s;
    cursor: pointer;
}

.case-card:hover {
    border-color: var(--primary);
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.case-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.case-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--dark);
}

.case-card p {
    color: var(--gray);
    font-size: 0.95rem;
}

/* Social Proof - Enhanced with Scrolling */
.social-proof {
    padding: 5rem 2rem;
    background: var(--dark);
    color: white;
    overflow: hidden;
}

.proof-container {
    max-width: 1400px;
    margin: 0 auto;
    text-align: center;
}

.logo-slider {
    margin-top: 3rem;
    position: relative;
    width: 100%;
    overflow: hidden;
}

.logo-slider::before,
.logo-slider::after {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    width: 150px;
    z-index: 2;
    pointer-events: none;
}

.logo-slider::before {
    left: 0;
    background: linear-gradient(to right, var(--dark), transparent);
}

.logo-slider::after {
    right: 0;
    background: linear-gradient(to left, var(--dark), transparent);
}

.logo-track {
    display: flex;
    gap: 4rem;
    animation: scroll 40s linear infinite;
    width: max-content;
}

.logo-track:hover {
    animation-play-state: paused;
}

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

.proof-logo {
    font-size: 1.6rem;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.6);
    white-space: nowrap;
    transition: all 0.3s ease;
    cursor: default;
    padding: 0.5rem 1rem;
}

.proof-logo:hover {
    color: white;
    transform: scale(1.1);
}

/* CTA Section - Enhanced */
.cta-section {
    padding: 8rem 2rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
    background-size: 200% 200%;
    animation: gradientShift 10s ease infinite;
    text-align: center;
    color: white;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: rotate 30s linear infinite;
}

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

.cta-container {
    max-width: 700px;
    margin: 0 auto;
}

.cta-section h2 {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    position: relative;
    z-index: 1;
}

.cta-section p {
    font-size: 1.3rem;
    margin-bottom: 2.5rem;
    opacity: 0.95;
    position: relative;
    z-index: 1;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.btn-white {
    background: white;
    color: #667eea;
    font-weight: 700;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
}

.btn-white:hover {
    transform: translateY(-4px) scale(1.05);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

.btn-ghost {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.6);
    color: white;
    font-weight: 600;
}

.btn-ghost:hover {
    background: white;
    color: #667eea;
    border-color: white;
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
}

/* Footer */
footer {
    background: var(--dark);
    color: white;
    padding: 3rem 2rem 2rem;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

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

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-section a:hover {
    color: white;
}

.footer-contact {
    margin-top: 1rem;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
}

.footer-contact a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    display: block;
    margin-bottom: 0.25rem;
}

.footer-contact a:hover {
    color: white;
}

.footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
}

.footer-bottom a {
    color: rgba(255, 255, 255, 0.5);
    text-decoration: none;
}

.footer-bottom a:hover {
    color: white;
}

/* Responsive */
@media (max-width: 768px) {
    .hero-container,
    .ai-showcase {
        grid-template-columns: 1fr;
    }

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

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

    .hero-stats {
        gap: 1.5rem;
    }

    .nav-links {
        display: none;
    }

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

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

    .footer-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

/* Product Tabs */
.product-tabs {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.product-tab {
    padding: 0.6rem 1.5rem;
    border-radius: 100px;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.3);
    color: white;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.product-tab::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background: rgba(255, 255, 255, 0.2);
    transition: width 0.3s ease;
    z-index: -1;
}

.product-tab:hover::before {
    width: 100%;
}

.product-tab.active {
    background: white;
    color: #667eea;
    border-color: white;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.product-tab:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
}

.hero-slide {
    display: none;
    animation: slideIn 0.5s ease-out;
}

.hero-slide.active {
    display: block;
}

.hero-slide-visual {
    display: none;
    animation: slideIn 0.5s ease-out;
}

.hero-slide-visual.active {
    display: block;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease-out;
}

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