:root {
    --background: #050505;
    --foreground: #ededed;
    --surface: #0a0a0a;
    --primary: #CCFF00;
    --primary-hover: #b3e600;
    --primary-glow: rgba(204, 255, 0, 0.3);
    --border: rgba(255, 255, 255, 0.1);
    --muted: #666666;
    --glass-bg: rgba(31, 31, 31, 0.6);
    --font-sans: 'Geist', sans-serif;
    --font-mono: 'Geist Mono', monospace;
}

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

body {
    font-family: var(--font-sans);
    background-color: var(--background);
    color: var(--foreground);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

.glow-orb {
    position: absolute;
    top: -20vh;
    left: 50%;
    transform: translateX(-50%);
    width: 60vw;
    height: 60vw;
    background: radial-gradient(circle, var(--primary-glow) 0%, transparent 60%);
    z-index: -1;
    pointer-events: none;
    opacity: 0.5;
}

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

/* Hero Section */
.hero {
    text-align: center;
    padding: 8rem 0 5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

.logo-container {
    width: 80px;
    height: 80px;
    background: var(--glass-bg);
    border: 1px solid var(--border);
    border-radius: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 0 40px rgba(0, 0, 0, 0.8);
    color: var(--primary);
    margin-bottom: 1rem;
}

.logo-container i {
    width: 40px;
    height: 40px;
}

.hero-title {
    font-size: clamp(3rem, 8vw, 5rem);
    font-weight: 900;
    letter-spacing: -0.05em;
    background: linear-gradient(to bottom, #ffffff, #888888);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1.1;
}

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

.hero-actions {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
    flex-wrap: wrap;
    justify-content: center;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border-radius: 9999px;
    font-weight: 800;
    text-decoration: none;
    transition: all 0.2s ease;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background-color: var(--primary);
    color: #000;
    box-shadow: 0 0 30px var(--primary-glow);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: scale(1.05);
    box-shadow: 0 0 40px var(--primary-glow);
}

.btn-primary:active {
    transform: scale(0.95);
}

.btn-secondary {
    background-color: var(--glass-bg);
    color: var(--foreground);
    border: 1px solid var(--border);
    backdrop-filter: blur(10px);
}

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

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    padding: 4rem 0;
}

.feature-card {
    background: var(--glass-bg);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 2.5rem;
    backdrop-filter: blur(20px);
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
}

.feature-icon-wrapper {
    color: var(--primary);
    margin-bottom: 1.5rem;
}

.feature-icon-wrapper i {
    width: 32px;
    height: 32px;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

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

/* Glass Panels */
.glass-panel {
    background: var(--glass-bg);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 3rem;
    backdrop-filter: blur(20px);
    margin: 4rem 0;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 900;
    margin-bottom: 2rem;
}

/* Commands */
.commands-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 3rem;
}

.command-group h4 {
    font-size: 1.25rem;
    color: var(--primary);
    margin-bottom: 1.5rem;
    font-family: var(--font-mono);
    letter-spacing: 0.05em;
}

.command-group ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.command-group li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: #ccc;
}

kbd {
    background: #1a1a1a;
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 0.25rem 0.5rem;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--primary);
    box-shadow: 0 2px 0 rgba(0, 0, 0, 0.5);
}

/* Warnings */
.warning-panel {
    border-color: rgba(255, 45, 85, 0.3);
}

.warning-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    color: #FF2D55;
}

.warning-panel p {
    color: #ccc;
}

/* Footer */
footer {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--muted);
    border-top: 1px solid var(--border);
    margin-top: 4rem;
}

@media (max-width: 768px) {
    .hero {
        padding: 6rem 0 3rem;
    }

    .glass-panel {
        padding: 2rem;
    }
}