/* ========================================
   TrenchaClaw - Dark Cyberpunk Theme
   ======================================== */

:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-card: #16161f;
    --bg-code: #1a1a24;

    --text-primary: #ffffff;
    --text-secondary: #8a8a9a;
    --text-muted: #5a5a6a;

    --accent-primary: #00e5ff;
    --accent-secondary: #00b8d4;
    --accent-glow: rgba(0, 229, 255, 0.3);
    --accent-red: #e53935;

    --border-color: #2a2a3a;
    --border-accent: #00e5ff;

    --font-mono: 'JetBrains Mono', monospace;
    --font-sans: 'Inter', sans-serif;

    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
}

* {
    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;
    overflow-x: hidden;
}

/* Grain overlay */
.grain-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    opacity: 0.03;
    z-index: 1000;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
}

/* ========================================
   Navigation
   ======================================== */

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(10, 10, 15, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 100;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-mono);
    font-size: 1.25rem;
    font-weight: 600;
}

.claw-icon {
    font-size: 1.5rem;
}

.nav-logo {
    height: 32px;
    width: auto;
    border-radius: 4px;
}

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

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

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.2s;
}

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

.btn-skill {
    background: var(--bg-code);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
    border: 1px solid var(--border-color);
}

.btn-skill:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary) !important;
}

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

.hero {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    padding: 8rem 4rem 4rem;
    max-width: 1400px;
    margin: 0 auto;
    align-items: center;
}

.badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: rgba(0, 255, 136, 0.1);
    border: 1px solid var(--accent-primary);
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--accent-primary);
    letter-spacing: 0.1em;
    margin-bottom: 1.5rem;
}

.hero h1 {
    font-size: 4.5rem;
    font-weight: 700;
    font-family: var(--font-mono);
    margin-bottom: 1rem;
    line-height: 1.1;
}

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

@keyframes blink {

    0%,
    50% {
        opacity: 1;
    }

    51%,
    100% {
        opacity: 0;
    }
}

.tagline {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    max-width: 500px;
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: 2rem;
    margin-bottom: 2.5rem;
    padding: 1.5rem;
    background: var(--bg-card);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
}

.stat-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.stat-value {
    font-size: 1.5rem;
    font-weight: 700;
    font-family: var(--font-mono);
    color: var(--accent-primary);
}

.stat-label {
    font-size: 0.7rem;
    color: var(--text-muted);
    letter-spacing: 0.1em;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--border-color);
}

.hero-cta {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    background: var(--accent-primary);
    color: var(--bg-primary);
    text-decoration: none;
    border-radius: var(--radius-md);
    font-family: var(--font-mono);
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.2s;
    box-shadow: 0 0 30px var(--accent-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 50px var(--accent-glow);
}

.btn-icon {
    opacity: 0.7;
}

.hint {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* Code Block */
.hero-visual {
    position: relative;
}

.hero-banner {
    width: 100%;
    max-width: 600px;
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.code-block {
    background: var(--bg-code);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.code-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.dot.red {
    background: #ff5f57;
}

.dot.yellow {
    background: #ffbd2e;
}

.dot.green {
    background: #28c841;
}

.file-name {
    margin-left: auto;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-muted);
}

.code-block pre {
    padding: 1.5rem;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    line-height: 1.8;
    overflow-x: auto;
}

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

.code-block .comment {
    color: #6a737d;
}

.code-block .keyword {
    color: #ff7b72;
}

.code-block .string {
    color: #a5d6ff;
}

.code-block .number {
    color: #79c0ff;
}

/* ========================================
   Sections
   ======================================== */

.section {
    padding: 6rem 4rem;
    max-width: 1400px;
    margin: 0 auto;
}

.section h2 {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--text-muted);
    letter-spacing: 0.15em;
    margin-bottom: 0.5rem;
}

.section-subtitle {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 3rem;
}

/* Protocol Steps */
.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.step-card {
    padding: 2rem;
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    transition: all 0.3s;
}

.step-card:hover {
    border-color: var(--accent-primary);
    transform: translateY(-4px);
}

.step-number {
    font-family: var(--font-mono);
    font-size: 3rem;
    font-weight: 700;
    color: var(--accent-primary);
    opacity: 0.3;
    margin-bottom: 1rem;
}

.step-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.step-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
}

.code-snippet {
    padding: 0.75rem 1rem;
    background: var(--bg-code);
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--accent-primary);
}

/* Stats Section */
.stats-section {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    padding: 2rem;
    background: var(--bg-card);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    text-align: center;
}

.stat-card-value {
    font-family: var(--font-mono);
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent-primary);
    margin-bottom: 0.5rem;
}

.stat-card-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.progress-bar-container {
    margin-top: 2rem;
}

.progress-bar {
    height: 8px;
    background: var(--bg-code);
    border-radius: 4px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent-secondary), var(--accent-primary));
    border-radius: 4px;
    transition: width 0.5s ease;
}

.progress-labels {
    display: flex;
    justify-content: space-between;
    margin-top: 0.5rem;
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* Token Info */
.info-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

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

.info-card h4 {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-muted);
    letter-spacing: 0.1em;
    margin-bottom: 1.5rem;
}

.info-card ul {
    list-style: none;
}

.info-card li {
    display: flex;
    justify-content: space-between;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.95rem;
}

.info-card li:last-child {
    border-bottom: none;
}

.info-card li span:first-child {
    color: var(--text-secondary);
}

.contract-address {
    margin-bottom: 1rem;
}

.contract-address .label {
    display: block;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.contract-address code {
    display: block;
    padding: 0.75rem 1rem;
    background: var(--bg-code);
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--accent-primary);
    word-break: break-all;
}

/* Footer */
.footer {
    padding: 3rem 4rem;
    border-top: 1px solid var(--border-color);
    text-align: center;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto 1.5rem;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-mono);
    font-weight: 600;
}

.footer-logo {
    height: 24px;
    width: auto;
    border-radius: 4px;
}

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

.footer-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.2s;
}

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

.copyright {
    font-size: 0.85rem;
    color: var(--text-muted);
}

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

@media (max-width: 1024px) {
    .hero {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content {
        order: 1;
    }

    .hero-visual {
        order: 2;
    }

    .hero h1 {
        font-size: 3rem;
    }

    .tagline {
        margin: 0 auto 2rem;
    }

    .hero-stats {
        justify-content: center;
    }

    .hero-cta {
        align-items: center;
    }

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

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

@media (max-width: 640px) {
    .navbar {
        padding: 1rem;
    }

    .nav-links {
        gap: 1rem;
    }

    .section {
        padding: 4rem 1.5rem;
    }

    .hero {
        padding: 6rem 1.5rem 3rem;
    }

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

    .hero-stats {
        flex-direction: column;
        gap: 1rem;
    }

    .stat-divider {
        display: none;
    }

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

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