/* Dataiads Design System - Smart Asset Style */

:root {
    /* Background Colors - Light Theme */
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fc;
    --bg-tertiary: #f1f3f9;
    --bg-card: #ffffff;
    --bg-dark: #0f0f23;

    /* Accent Colors - Brand */
    --accent-primary: #4421F7;
    --accent-secondary: #6366f1;
    --accent-gradient: linear-gradient(135deg, #4421F7 0%, #6366f1 50%, #818cf8 100%);
    --accent-glow: rgba(68, 33, 247, 0.15);
    --accent-light: rgba(68, 33, 247, 0.08);
    --accent-cyan: #00D1FF;
    --accent-emerald: #10b981;
    --accent-pink: #ec4899;

    /* Text Colors */
    --text-primary: #0f0f23;
    --text-secondary: #4b5563;
    --text-muted: #9ca3af;
    --text-light: #ffffff;

    /* Border Colors */
    --border-color: rgba(0, 0, 0, 0.08);
    --border-strong: rgba(0, 0, 0, 0.12);
    --border-glow: rgba(68, 33, 247, 0.2);

    /* Logo Brand Colors */
    --brand-purple: #4421F7;
    --brand-blue: #0073FF;
    --brand-cyan: #00D1FF;
    --brand-indigo: #2713E8;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.15);
    --shadow-glow: 0 8px 30px rgba(68, 33, 247, 0.2);
}

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

body {
    font-family: 'Inter', 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.6;
}

/* Subtle Background Pattern */
.bg-animation {
    position: fixed;
    inset: 0;
    z-index: 0;
    overflow: hidden;
    pointer-events: none;
    opacity: 0.5;
}

.bg-animation::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(ellipse at 0% 0%, rgba(68, 33, 247, 0.05) 0%, transparent 50%),
        radial-gradient(ellipse at 100% 100%, rgba(99, 102, 241, 0.05) 0%, transparent 50%);
}

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

/* Navbar */
.navbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 0;
    margin-bottom: 1rem;
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
}

.navbar-brand img {
    height: 32px;
    width: auto;
}

.navbar-badge {
    background: var(--accent-gradient);
    color: white;
    font-size: 0.7rem;
    font-weight: 600;
    padding: 0.25rem 0.75rem;
    border-radius: 100px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.navbar-nav {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    transition: all 0.2s;
}

.nav-link:hover, .nav-link.active {
    color: var(--accent-primary);
    background: var(--accent-light);
}

/* Hero Section */
.hero {
    text-align: center;
    padding: 4rem 0 3rem;
    position: relative;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--accent-light);
    border: 1px solid var(--border-glow);
    padding: 0.5rem 1rem;
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--accent-primary);
    margin-bottom: 1.5rem;
}

.hero-badge svg {
    color: var(--accent-primary);
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -0.03em;
    color: var(--text-primary);
}

.hero h1 span {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.7;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    border-radius: 12px;
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--accent-gradient);
    color: white;
    box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 35px rgba(68, 33, 247, 0.3);
}

.btn-secondary {
    background: var(--bg-primary);
    color: var(--text-primary);
    border: 1px solid var(--border-strong);
    box-shadow: var(--shadow-sm);
}

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

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
}

.btn-ghost:hover {
    color: var(--accent-primary);
    background: var(--accent-light);
}

/* Section Styles */
.section {
    padding: 4rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--accent-gradient);
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 700;
    color: white;
    margin-bottom: 1rem;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    letter-spacing: -0.02em;
    color: var(--text-primary);
}

.section-header p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Showcase Cards Grid */
.showcases-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    margin-top: 2rem;
}

.showcase-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    overflow: hidden;
    position: relative;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none;
    color: inherit;
    display: block;
    box-shadow: var(--shadow-sm);
}

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

.showcase-card-image {
    width: 100%;
    aspect-ratio: 16/9;
    object-fit: cover;
    background: var(--bg-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
}

.showcase-card-image img,
.showcase-card-image video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.showcase-card-content {
    padding: 1.5rem;
}

.showcase-card-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    background: var(--accent-light);
    border: 1px solid var(--border-glow);
    padding: 0.3rem 0.75rem;
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--accent-primary);
    margin-bottom: 0.75rem;
}

.showcase-card-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.showcase-card-desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.showcase-card-arrow {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 1rem;
    color: var(--accent-primary);
    font-size: 0.85rem;
    font-weight: 600;
    transition: gap 0.3s;
}

.showcase-card:hover .showcase-card-arrow {
    gap: 0.75rem;
}

/* Media Cards */
.media-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    overflow: hidden;
    position: relative;
    box-shadow: var(--shadow-md);
    transition: all 0.3s;
}

.media-card:hover {
    box-shadow: var(--shadow-lg);
    border-color: var(--border-glow);
}

.media-card img, .media-card video {
    width: 100%;
    aspect-ratio: 3/4;
    object-fit: cover;
    display: block;
}

.media-card-label {
    position: absolute;
    top: 1rem;
    left: 1rem;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 0.5rem 1rem;
    border-radius: 10px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    box-shadow: var(--shadow-sm);
}

.label-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    animation: dotPulse 2s ease-in-out infinite;
}

.label-dot.source { background: var(--accent-cyan); }
.label-dot.result { background: var(--accent-emerald); }

@keyframes dotPulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.3); opacity: 0.7; }
}

/* Capability Cards */
.capabilities {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 2rem;
}

.capability-card {
    flex: 0 1 280px;
    max-width: 320px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 2rem 1.5rem;
    text-align: center;
    transition: all 0.3s;
    box-shadow: var(--shadow-sm);
}

.capability-card:hover {
    border-color: var(--border-glow);
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.capability-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto 1rem;
    background: var(--accent-gradient);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.capability-icon svg {
    width: 28px;
    height: 28px;
    color: white;
}

.capability-card h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.capability-card p {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* Stats Section */
.stats-grid {
    display: flex;
    justify-content: center;
    gap: 4rem;
    padding: 3rem 0;
    margin: 2rem 0;
    background: var(--bg-secondary);
    border-radius: 20px;
}

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

.stat-value {
    font-size: 3rem;
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    max-width: 150px;
}

/* Footer */
footer {
    text-align: center;
    padding: 3rem 0;
    color: var(--text-muted);
    font-size: 0.9rem;
    border-top: 1px solid var(--border-color);
    margin-top: 4rem;
}

footer a {
    color: var(--accent-primary);
    text-decoration: none;
    font-weight: 500;
}

footer a:hover {
    text-decoration: underline;
}

/* Dark Section Variant */
.section-dark {
    background: var(--bg-dark);
    color: var(--text-light);
    padding: 5rem 0;
    margin: 4rem -2rem;
    padding-left: 2rem;
    padding-right: 2rem;
}

.section-dark .section-header h2 {
    color: var(--text-light);
}

.section-dark .section-header p {
    color: rgba(255, 255, 255, 0.7);
}

/* Responsive */
@media (max-width: 1200px) {
    .showcases-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .stats-grid {
        gap: 2rem;
        flex-wrap: wrap;
    }
}

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

    .hero h1 {
        font-size: 2.25rem;
    }

    .hero p {
        font-size: 1rem;
    }

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

    .capabilities {
        gap: 1rem;
    }

    .navbar {
        flex-direction: column;
        gap: 1rem;
        padding: 1rem 0;
    }

    .navbar-nav {
        flex-wrap: wrap;
        justify-content: center;
    }
    
    .stats-grid {
        flex-direction: column;
        gap: 2rem;
        padding: 2rem 1.5rem;
    }
    
    .stat-value {
        font-size: 2.5rem;
    }
}