@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@300;400;600;800&family=JetBrains+Mono:wght@400;700&display=swap');

/* --- Variables & Reset --- */
:root {
    --bg-deep: #0a0a0c;
    --bg-panel: #121216;
    --bg-glass: rgba(255, 255, 255, 0.03);
    --border-glass: rgba(255, 255, 255, 0.08);
    
    --text-primary: #ffffff;
    --text-secondary: #949aa5;
    --text-muted: #525764;
    
    --accent-cyan: #00f3ff;
    --accent-purple: #bd00ff;
    --accent-gradient: linear-gradient(135deg, var(--accent-cyan) 0%, var(--accent-purple) 100%);
    
    --spacing-xs: clamp(0.5rem, 1vw, 0.75rem);
    --spacing-sm: clamp(1rem, 2vw, 1.5rem);
    --spacing-md: clamp(2rem, 4vw, 3rem);
    --spacing-lg: clamp(4rem, 8vw, 6rem);
    --spacing-xl: clamp(6rem, 12vw, 10rem);
    
    --radius-sm: 4px;
    --radius-md: 12px;
    --radius-lg: 24px;
    
    --font-main: 'Manrope', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
}

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

html {
    scroll-behavior: smooth;
}

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

/* --- Typography --- */
h1, h2, h3, h4 {
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1.1;
    margin-bottom: var(--spacing-sm);
}

h1 { font-size: clamp(2.5rem, 6vw, 5rem); }
h2 { font-size: clamp(2rem, 4vw, 3.5rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.75rem); }

p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
    font-size: clamp(1rem, 1.2vw, 1.125rem);
}

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

.text-mono {
    font-family: var(--font-mono);
    font-size: 0.85em;
    letter-spacing: -0.05em;
}

/* --- Layout Utility: The Container --- */
/* MANDATORY: Every section MUST use this inner class to constrain width */
.u-wrap {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding-inline: clamp(1.5rem, 5vw, 4rem);
}

/* --- Components: Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--radius-sm);
    transition: all 0.3s ease;
    font-size: 1rem;
    cursor: pointer;
    border: 1px solid transparent;
}

.btn-primary {
    background: var(--text-primary);
    color: var(--bg-deep);
}
.btn-primary:hover {
    background: var(--accent-cyan);
    color: var(--bg-deep);
    box-shadow: 0 0 20px rgba(0, 243, 255, 0.4);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-glass);
}
.btn-outline:hover {
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
}

/* --- Components: Header --- */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(10, 10, 12, 0.7);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-glass);
}

.nav-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-primary);
    text-decoration: none;
    letter-spacing: -0.05em;
}
.logo span { color: var(--accent-cyan); }

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: color 0.2s;
}
.nav-link:hover, .nav-link.active {
    color: var(--text-primary);
}

/* --- Components: Cards (Glassmorphism) --- */
.card {
    background: var(--bg-glass);
    border: 1px solid var(--border-glass);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    transition: transform 0.3s ease, border-color 0.3s ease;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.card:hover {
    transform: translateY(-5px);
    border-color: rgba(0, 243, 255, 0.3);
    background: rgba(255, 255, 255, 0.05);
}

/* --- Components: Hero --- */
.hero-section {
    padding-top: 140px; /* Header offset */
    padding-bottom: var(--spacing-xl);
    position: relative;
    overflow: hidden;
}

.hero-bg-glow {
    position: absolute;
    top: -20%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0, 243, 255, 0.15) 0%, rgba(10, 10, 12, 0) 70%);
    z-index: -1;
    pointer-events: none;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.hero-tag {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: rgba(0, 243, 255, 0.1);
    color: var(--accent-cyan);
    border-radius: 50px;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    margin-bottom: var(--spacing-sm);
    border: 1px solid rgba(0, 243, 255, 0.2);
}

.hero-actions {
    display: flex;
    gap: 1rem;
    margin-top: var(--spacing-md);
}

.hero-image {
    width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 50px -10px rgba(0,0,0,0.5);
    border: 1px solid var(--border-glass);
    opacity: 0.9;
}

/* --- Components: Stats --- */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    text-align: left;
}

.stat-item {
    border-left: 2px solid var(--accent-purple);
    padding-left: var(--spacing-sm);
}

.stat-number {
    display: block;
    font-size: clamp(2.5rem, 4vw, 3.5rem);
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* --- Components: Features Grid --- */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

/* --- Components: FAQ --- */
.faq-list {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.faq-item {
    border-bottom: 1px solid var(--border-glass);
    padding-bottom: 1rem;
}
.faq-question {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    cursor: pointer;
}
.faq-answer {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* --- Components: Footer --- */
.site-footer {
    background-color: #050506;
    padding-top: var(--spacing-xl);
    padding-bottom: var(--spacing-md);
    border-top: 1px solid var(--border-glass);
    margin-top: auto;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-col h4 {
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
    font-size: 1rem;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.2s;
}
.footer-links a:hover {
    color: var(--accent-cyan);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-glass);
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* --- Responsive --- */
@media (max-width: 900px) {
    .hero-grid { grid-template-columns: 1fr; text-align: center; }
    .hero-actions { justify-content: center; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
    .nav-links { display: none; } /* Simplified mobile handling */
}

@media (max-width: 600px) {
    .footer-grid { grid-template-columns: 1fr; }
    .footer-bottom { flex-direction: column; gap: 1rem; }
} img,svg,video{max-width:100%;height:auto} *{box-sizing:border-box} body{margin:0}