:root {
    --bg-dark: #0f172a;
    --panel-bg: rgba(30, 41, 59, 0.7);
    --panel-border: rgba(148, 163, 184, 0.2);
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --accent-blue: #3b82f6;
    --glow-blue: 0 0 20px rgba(59, 130, 246, 0.5);
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
}

.background-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at top right, rgba(59, 130, 246, 0.1), transparent 40%),
                radial-gradient(circle at bottom left, rgba(59, 130, 246, 0.05), transparent 40%);
    z-index: -1;
}

.glass-header {
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--panel-border);
    padding: 20px 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 100;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    color: var(--accent-blue);
    font-size: 1.8rem;
    text-shadow: var(--glow-blue);
}

h1 {
    font-weight: 800;
    font-size: 1.5rem;
    letter-spacing: 2px;
}

.nav-btn {
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid var(--accent-blue);
    color: var(--accent-blue);
    padding: 10px 20px;
    border-radius: 6px;
    font-family: 'Space Mono', monospace;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.nav-btn:hover {
    background: rgba(59, 130, 246, 0.2);
    box-shadow: var(--glow-blue);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 20px;
}

.hero-section {
    text-align: center;
    margin-bottom: 60px;
}

.hero-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 20px;
    background: linear-gradient(to right, #60a5fa, #3b82f6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 800px;
    margin: 0 auto;
}

.grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.feature-card {
    background: var(--panel-bg);
    backdrop-filter: blur(12px);
    border: 1px solid var(--panel-border);
    border-radius: 16px;
    padding: 30px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    border-color: rgba(59, 130, 246, 0.4);
}

.card-icon {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.card-title {
    font-size: 1.4rem;
    color: var(--text-primary);
    margin-bottom: 15px;
}

.card-desc {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.video-container {
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid var(--panel-border);
}

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

/* Automated Demo Styles */
.fake-cursor {
    position: fixed;
    top: 0;
    left: 0;
    width: 28px;
    height: 28px;
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" width="28" height="28" viewBox="0 0 24 24" fill="white" stroke="black" stroke-width="1.5"><path d="M4 0l16 12.279-6.951 1.17 4.325 8.817-3.596 1.734-4.35-8.879-5.428 4.702z"/></svg>');
    background-size: contain;
    background-repeat: no-repeat;
    pointer-events: none;
    z-index: 9999;
    transition: transform 1s ease-in-out;
    opacity: 0;
    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.5));
}

.fake-cursor.visible {
    opacity: 1;
}

.simulated-hover {
    background: rgba(59, 130, 246, 0.15) !important;
    box-shadow: var(--glow-blue);
    transform: translateY(-2px) scale(1.02);
    border-color: rgba(59, 130, 246, 0.5);
}