/* ============================================
   BuzzMaster - Marketing Site Styles
   ============================================ */

:root {
    --primary: #f59e0b;
    --primary-dark: #d97706;
    --secondary: #1e293b;
    --accent: #06b6d4;
    --background: #0f172a;
    --surface: #1e293b;
    --text: #f8fafc;
    --text-muted: #94a3b8;
    --success: #22c55e;
    --error: #ef4444;
    --gradient: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background: var(--background);
    color: var(--text);
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* ============================================
   Header & Navigation
   ============================================ */

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: bold;
}

.logo {
    font-size: 2rem;
}

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

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.3s;
}

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

/* ============================================
   Hero Section
   ============================================ */

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding-top: 70px;
    background:
        radial-gradient(ellipse at top, rgba(245, 158, 11, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at bottom right, rgba(6, 182, 212, 0.1) 0%, transparent 50%),
        var(--background);
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto 1.5rem;
}

.version-badge {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
    padding: 0.75rem 1.5rem;
    margin: 0 auto 2rem;
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.3);
    border-radius: 12px;
    backdrop-filter: blur(10px);
}

.version-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.version-number {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
}

.version-date {
    font-size: 0.875rem;
    color: var(--text-muted);
}

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

/* ============================================
   Buttons
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    padding: 0.875rem 2rem;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s;
    cursor: pointer;
    border: none;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(245, 158, 11, 0.3);
}

.btn-secondary {
    background: transparent;
    color: var(--text);
    border: 2px solid var(--text-muted);
}

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

/* ============================================
   Demo Section
   ============================================ */

.demo {
    padding: 6rem 0;
    background: var(--surface);
}

.demo h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.demo-subtitle {
    text-align: center;
    color: var(--text-muted);
    margin-bottom: 3rem;
}

.demo-zones-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    align-items: start;
}

.demo-zone {
    display: flex;
    flex-direction: column;
}

.demo-zone .demo-item {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.demo-showcase {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.demo-item {
    background: var(--background);
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: transform 0.3s, box-shadow 0.3s;
}

.demo-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(245, 158, 11, 0.2);
}

.demo-gif {
    width: 100%;
    height: auto;
    display: block;
}

/* Slideshow */
.slideshow {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    border-radius: 8px 8px 0 0;
}

.slideshow .slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transition: opacity 0.8s ease-in-out;
}

.slideshow .slide.active {
    opacity: 1;
}

.demo-caption {
    padding: 1rem 1.5rem;
    color: var(--text-muted);
    font-size: 0.9rem;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.demo-zone-title {
    text-align: center;
    font-size: 1.75rem;
    margin-bottom: 0.75rem;
    color: var(--primary);
}

.demo-zone-desc {
    text-align: center;
    color: var(--text-muted);
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.demo-item-large {
    max-width: 100%;
    margin: 0 auto;
}

.demo-item-large .demo-gif {
    border-radius: 8px 8px 0 0;
}

/* ============================================
   Features Section
   ============================================ */

.features {
    padding: 6rem 0;
}

.features h2,
.components h2,
.download h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
}

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

.feature-card {
    background: var(--surface);
    padding: 2rem;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: transform 0.3s, box-shadow 0.3s;
}

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

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

.feature-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    color: var(--primary);
}

.feature-card p {
    color: var(--text-muted);
}

/* ============================================
   Components Section
   ============================================ */

.components {
    padding: 6rem 0;
    background: var(--surface);
}

.components-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.component-card {
    background: var(--background);
    padding: 2rem;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.component-card.coming-soon {
    opacity: 0.7;
}

.component-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.component-icon {
    font-size: 2.5rem;
}

.component-header h3 {
    font-size: 1.5rem;
}

.badge {
    background: var(--accent);
    color: var(--secondary);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.badge-available {
    background: var(--success);
    color: #fff;
}

.component-card p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.component-tech {
    display: flex;
    gap: 0.5rem;
    list-style: none;
    flex-wrap: wrap;
}

.component-tech li {
    background: rgba(245, 158, 11, 0.1);
    color: var(--primary);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.875rem;
}

/* ============================================
   Download Section
   ============================================ */

.download {
    padding: 6rem 0;
    text-align: center;
}

.download-subtitle {
    color: var(--text-muted);
    margin-bottom: 3rem;
}

.download-buttons {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.download-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 2rem 3rem;
    background: var(--surface);
    border-radius: 16px;
    text-decoration: none;
    color: var(--text);
    border: 2px solid transparent;
    transition: all 0.3s;
}

.download-card:hover {
    border-color: var(--primary);
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(245, 158, 11, 0.2);
}

.download-icon {
    font-size: 3rem;
    margin-bottom: 0.5rem;
}

.download-os {
    font-size: 1.25rem;
    font-weight: 600;
}

.download-arch {
    color: var(--text-muted);
    font-size: 0.875rem;
}

.download-note {
    color: var(--text-muted);
}

.download-note a {
    color: var(--accent);
    text-decoration: none;
}

.download-note a:hover {
    text-decoration: underline;
}

/* ============================================
   Footer
   ============================================ */

.footer {
    padding: 3rem 0;
    background: var(--surface);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.25rem;
    font-weight: 600;
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.3s;
}

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

.footer-copyright {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* ============================================
   Responsive
   ============================================ */

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

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

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

    .demo h2,
    .features h2,
    .components h2,
    .download h2 {
        font-size: 2rem;
    }

    .demo-showcase {
        grid-template-columns: 1fr;
    }

    .demo-zones-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .footer-content {
        flex-direction: column;
        gap: 1.5rem;
    }

    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
    }
}