:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-tertiary: #1a1a25;
    --text-primary: #f0f0f5;
    --text-secondary: #8b8b9e;
    --text-muted: #5a5a6e;
    --accent: #00d4aa;
    --accent-dim: #00a884;
    --accent-glow: rgba(0, 212, 170, 0.3);
    --purple: #a855f7;
    --purple-glow: rgba(168, 85, 247, 0.3);
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --radius: 8px;
    --radius-lg: 12px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Code Background */
.code-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    padding: 40px;
    font-family: var(--font-mono);
    font-size: 14px;
    color: var(--text-muted);
    opacity: 0.15;
    line-height: 2;
}

.code-line {
    white-space: nowrap;
}

/* Glow Orbs */
.glow-orb {
    position: fixed;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: var(--accent-glow);
    filter: blur(100px);
    pointer-events: none;
    z-index: 0;
    top: -200px;
    right: -200px;
    animation: pulse 8s ease-in-out infinite;
}

.glow-orb-2 {
    background: var(--purple-glow);
    top: auto;
    right: auto;
    bottom: -300px;
    left: -200px;
    animation-delay: -4s;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.1); opacity: 0.7; }
}

/* Container */
.container {
    position: relative;
    z-index: 1;
    max-width: 900px;
    margin: 0 auto;
    padding: 40px 24px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 80px;
}

.logo {
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 20px;
    display: flex;
    align-items: center;
    gap: 4px;
}

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

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

.badge {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: var(--bg-tertiary);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 100px;
    font-size: 13px;
    color: var(--text-secondary);
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--accent);
    border-radius: 50%;
    animation: blink 2s ease-in-out infinite;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

/* Hero */
.hero {
    text-align: center;
    margin-bottom: 100px;
}

.hero-tag {
    display: inline-block;
    padding: 6px 14px;
    background: rgba(0, 212, 170, 0.1);
    border: 1px solid rgba(0, 212, 170, 0.3);
    border-radius: 100px;
    font-size: 12px;
    font-weight: 500;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 32px;
}

.title {
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: clamp(48px, 12vw, 96px);
    line-height: 0.95;
    letter-spacing: -4px;
    margin-bottom: 24px;
}

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

.title-cursor {
    color: var(--accent);
    animation: cursor-blink 1s step-end infinite;
}

@keyframes cursor-blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}

.title-secondary {
    font-size: 0.5em;
    color: var(--text-secondary);
    letter-spacing: -2px;
}

.title-secondary.dim {
    color: var(--text-muted);
}

.subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 480px;
    margin: 0 auto 40px;
    line-height: 1.7;
}

/* Features Row */
.features-row {
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 48px;
}

.feature-pill {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    background: var(--bg-tertiary);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 100px;
    font-size: 14px;
    color: var(--text-secondary);
    transition: all 0.2s ease;
}

.feature-pill:hover {
    border-color: var(--accent);
    color: var(--text-primary);
}

.feature-icon {
    font-size: 16px;
}

/* CTA Section */
.cta-section {
    max-width: 420px;
    margin: 0 auto;
}

.telegram-cta {
    display: flex;
    flex-direction: column;
    gap: 12px;
    text-decoration: none;
}

.telegram-prompt {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    background: var(--bg-secondary);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius);
    transition: all 0.2s ease;
}

.telegram-cta:hover .telegram-prompt {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.input-prompt {
    font-family: var(--font-mono);
    color: var(--accent);
    font-weight: 700;
}

.telegram-label {
    font-size: 15px;
    font-family: var(--font-mono);
    color: var(--text-primary);
}

.telegram-btn {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    font-size: 15px;
    font-weight: 600;
    font-family: var(--font-mono);
    color: var(--bg-primary);
    background: var(--accent);
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    transition: all 0.2s ease;
}

.telegram-cta:hover .telegram-btn {
    background: var(--accent-dim);
    transform: translateY(-1px);
}

.btn-shortcut {
    padding: 4px 8px;
    background: rgba(0,0,0,0.2);
    border-radius: 4px;
    font-size: 12px;
}

.hint {
    margin-top: 12px;
    font-size: 13px;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

/* What Is Section */
.what-is {
    margin-bottom: 100px;
}

.section-title {
    font-family: var(--font-mono);
    font-size: 14px;
    font-weight: 500;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 32px;
    text-align: center;
}

.code-block {
    max-width: 600px;
    margin: 0 auto;
    background: var(--bg-secondary);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.code-header {
    padding: 12px 20px;
    background: var(--bg-tertiary);
    border-bottom: 1px solid rgba(255,255,255,0.05);
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--text-muted);
}

.code-content {
    padding: 24px;
    font-family: var(--font-mono);
    font-size: 14px;
    line-height: 1.8;
    color: var(--text-secondary);
    overflow-x: auto;
}

.code-content code {
    color: var(--text-secondary);
}

/* Tracks */
.tracks {
    margin-bottom: 100px;
}

.tracks-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.track-card {
    padding: 32px;
    background: var(--bg-secondary);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--radius-lg);
    transition: all 0.3s ease;
}

.track-card:hover {
    border-color: var(--accent);
    transform: translateY(-2px);
}

.track-number {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--accent);
    margin-bottom: 16px;
}

.track-name {
    font-family: var(--font-mono);
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.track-desc {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Comparison */
.comparison {
    margin-bottom: 100px;
    text-align: center;
}

.compare-text {
    font-size: 18px;
    margin-bottom: 32px;
}

.strike {
    color: var(--text-muted);
    text-decoration: line-through;
}

.arrow-compare {
    color: var(--accent);
    margin: 0 16px;
}

.highlight {
    color: var(--accent);
    font-weight: 600;
}

.compare-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    max-width: 400px;
    margin: 0 auto;
}

.compare-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    background: var(--bg-secondary);
    border-radius: var(--radius);
    font-size: 14px;
    color: var(--text-muted);
}

.compare-item.yes {
    color: var(--text-primary);
}

.compare-x {
    color: #ef4444;
}

.compare-check {
    color: var(--accent);
}

/* Footer */
.footer {
    margin-top: auto;
    padding-top: 60px;
}

.footer-top {
    display: flex;
    justify-content: center;
    margin-bottom: 40px;
}

.social-links {
    display: flex;
    gap: 12px;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    color: var(--text-muted);
    background: var(--bg-secondary);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--radius);
    transition: all 0.2s ease;
}

.social-link:hover {
    color: var(--accent);
    border-color: var(--accent);
}

.social-link svg {
    width: 20px;
    height: 20px;
}

.footer-bottom {
    text-align: center;
    padding: 24px 0;
    border-top: 1px solid rgba(255,255,255,0.05);
}

.copyright {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 8px;
}

.location {
    font-size: 12px;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

/* Responsive */
@media (max-width: 640px) {
    .container {
        padding: 24px 20px;
    }

    .header {
        margin-bottom: 48px;
    }

    .hero {
        margin-bottom: 60px;
    }

    .title {
        letter-spacing: -2px;
    }

    .features-row {
        gap: 8px;
    }

    .feature-pill {
        padding: 8px 14px;
        font-size: 13px;
    }

    .tracks-grid {
        grid-template-columns: 1fr;
    }

    .compare-grid {
        grid-template-columns: 1fr;
    }

    .what-is,
    .tracks,
    .comparison {
        margin-bottom: 60px;
    }
}