:root {
    --bg-color: #0c0c0e;
    --card-bg: #16161a;
    --primary: #db0000;
    --primary-hover: #b80000;
    --logo-red: #db0000;
    --accent: #5856d6;
    --text-main: #ffffff;
    --text-dim: #a1a1aa;
    --glass: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.1);
    --border-radius: 16px;
    --font-sans: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
}

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

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

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

/* Glassmorphism Navigation */
.glass-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(12, 12, 14, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
    padding: 1rem 0;
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.logo-img {
    height: 40px;
    width: auto;
    border-radius: 8px;
}

.logo-accent {
    color: var(--primary);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-links a {
    color: var(--text-dim);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

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

/* Buttons */
.btn {
    padding: 0.75rem 1.5rem;
    border-radius: 12px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--primary);
    color: #000;
}

.btn-primary:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(255, 149, 0, 0.3);
}

.btn-secondary {
    background: var(--glass);
    color: var(--text-main);
    border: 1px solid var(--glass-border);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.08);
}

.btn-accent {
    background: var(--accent);
    color: white;
    width: 100%;
    justify-content: center;
}

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

/* Hero Section */
.hero {
    position: relative;
    padding: 12rem 0 8rem;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.blob {
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255, 149, 0, 0.1) 0%, transparent 70%);
    filter: blur(80px);
    border-radius: 50%;
}

.blob-1 { top: -200px; right: -100px; background: radial-gradient(circle, rgba(219, 0, 0, 0.15) 0%, transparent 70%); }
.blob-2 { bottom: -200px; left: -100px; background: radial-gradient(circle, rgba(147, 51, 234, 0.1) 0%, transparent 70%); }

.hero-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 4rem;
}

h1 {
    font-size: 4.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    letter-spacing: -2px;
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary) 0%, #ff4d4d 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-dim);
    margin-bottom: 2.5rem;
}

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

/* VLC Player Mockup */
.player-container {
    max-width: 900px;
    margin: 0 auto;
    perspective: 2000px;
}

.vlc-player {
    background: #1e1e24;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 40px 100px rgba(0,0,0,0.5);
    border: 1px solid rgba(255,255,255,0.1);
}

.player-top-bar {
    background: #2d2d35;
    padding: 0.5rem 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.window-controls {
    display: flex;
    gap: 6px;
}

.window-controls span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #4a4a55;
}

.window-controls span:nth-child(1) { background: #ff5f56; }
.window-controls span:nth-child(2) { background: #ffbd2e; }
.window-controls span:nth-child(3) { background: #27c93f; }

.player-title {
    font-size: 0.75rem;
    color: #a1a1aa;
    flex-grow: 1;
    text-align: center;
}

.player-screen {
    position: relative;
    aspect-ratio: 16 / 9;
    background: #000;
    display: flex;
    align-items: center;
    justify-content: center;
}

#demo-video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: opacity 0.3s;
}

.play-btn {
    width: 80px;
    height: 80px;
    color: var(--primary);
    opacity: 0.8;
    transition: transform 0.3s;
}

.video-overlay:hover .play-btn {
    transform: scale(1.1);
    opacity: 1;
}

.player-controls {
    background: #1e1e24;
    padding: 1rem;
}

.seek-bar {
    height: 4px;
    background: #3a3a42;
    border-radius: 2px;
    margin-bottom: 1rem;
    position: relative;
}

.progress {
    width: 40%;
    height: 100%;
    background: var(--primary);
    border-radius: 2px;
}

.controls-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.left-controls, .right-controls {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.left-controls i, .right-controls i {
    color: #a1a1aa;
    width: 20px;
    cursor: pointer;
    transition: color 0.2s;
}

.left-controls i:hover, .right-controls i:hover {
    color: var(--text-main);
}

/* Tester Section */
.tester {
    padding: 8rem 0;
    background: #101014;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.tester-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.card {
    background: var(--card-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    padding: 2rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    color: var(--text-dim);
    margin-bottom: 0.5rem;
    font-weight: 600;
}

input, select {
    width: 100%;
    background: #24242a;
    border: 1px solid var(--glass-border);
    padding: 0.875rem 1rem;
    border-radius: 8px;
    color: white;
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.2s;
}

input:focus {
    outline: none;
    border-color: var(--primary);
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.output-tabs {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--glass-border);
    padding-bottom: 1rem;
}

.tab-btn {
    background: none;
    border: none;
    color: var(--text-dim);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    padding-bottom: 0.5rem;
    position: relative;
}

.tab-btn.active {
    color: var(--text-main);
}

.tab-btn.active::after {
    content: '';
    position: absolute;
    bottom: -1rem;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--primary);
}

.code-wrapper {
    background: #000;
    padding: 1.5rem;
    border-radius: 12px;
    position: relative;
    margin-bottom: 1rem;
}

code {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: #4ade80;
    word-break: break-all;
    display: block;
}

.copy-btn {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: rgba(255,255,255,0.05);
    border: none;
    color: var(--text-dim);
    padding: 0.5rem;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s;
}

.copy-btn:hover {
    color: white;
    background: rgba(255,255,255,0.1);
}

/* Docs Section */
.docs {
    padding: 8rem 0;
}

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

.doc-card {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    padding: 2rem;
    border-radius: var(--border-radius);
    transition: transform 0.3s;
}

.doc-card:hover {
    transform: translateY(-5px);
    background: rgba(255,255,255,0.05);
}

.doc-icon {
    width: 48px;
    height: 48px;
    background: rgba(255, 149, 0, 0.1);
    color: var(--primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.hidden { display: none; }

/* Animations */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotateX(5deg); }
    50% { transform: translateY(-20px) rotateX(10deg); }
}

.animate-up { animation: fadeInUp 0.8s forwards; opacity: 0; }
.animate-float { animation: float 6s ease-in-out infinite; }
.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }

/* Footer */
footer {
    padding: 4rem 0;
    border-top: 1px solid var(--glass-border);
    margin-top: 4rem;
}

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

.footer-brand p {
    color: var(--text-dim);
    font-size: 0.875rem;
    margin-top: 0.5rem;
}

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

.footer-links a {
    color: var(--text-dim);
    text-decoration: none;
    font-size: 0.875rem;
}

@media (max-width: 768px) {
    h1 { font-size: 3rem; }
    .tester-grid { grid-template-columns: 1fr; }
    .nav-links :not(.btn) { display: none; }
    .hero-actions { flex-direction: column; }
}