/* CSS Variables */
:root {
    --bg-primary: #0d1117;
    --bg-secondary: #161b22;
    --bg-tertiary: #21262d;
    --border-color: #30363d;
    --text-primary: #e6edf3;
    --text-secondary: #8b949e;
    --text-muted: #656d76;
    --accent-blue: #58a6ff;
    --accent-green: #238636;
    --accent-green-hover: #2ea043;
    --accent-purple: #a371f7;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace;
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
}

/* Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: var(--font-sans);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

a {
    color: var(--accent-blue);
    text-decoration: none;
    transition: color 0.2s;
}

a:hover {
    color: #79c0ff;
}

code {
    font-family: var(--font-mono);
    font-size: 0.875em;
    background: var(--bg-tertiary);
    padding: 0.2em 0.4em;
    border-radius: var(--radius-sm);
}

/* Layout */
.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Header */
header {
    text-align: center;
    padding: 48px 0 40px;
    border-bottom: 1px solid var(--border-color);
    background: linear-gradient(180deg, rgba(88, 166, 255, 0.05) 0%, transparent 100%);
}

.logo {
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: -0.5px;
    color: var(--text-primary);
}

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

.subtitle {
    margin: 8px 0 0;
    color: var(--text-secondary);
    font-size: 1rem;
}

/* Main Content */
main {
    flex: 1;
    padding: 40px 0;
}

.section {
    margin-bottom: 40px;
}

.section-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin: 0 0 16px;
    color: var(--text-primary);
}

/* Install Cards */
.install-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 16px;
}

.install-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 20px;
}

.install-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 12px;
}

.install-icon {
    color: var(--accent-green);
    font-family: var(--font-mono);
    font-weight: 600;
}

.install-label {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.install-note {
    margin: 12px 0 0;
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* Code Block */
.code-block {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 12px 16px;
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--text-primary);
    overflow-x: auto;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.code-block code {
    background: none;
    padding: 0;
    flex: 1;
    white-space: nowrap;
}

.code-block.small {
    font-size: 0.8rem;
    padding: 10px 14px;
}

.copy-btn {
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 4px;
    border-radius: var(--radius-sm);
    transition: all 0.2s;
    flex-shrink: 0;
}

.copy-btn:hover {
    color: var(--text-primary);
    background: var(--bg-tertiary);
}

.copy-btn.copied {
    color: var(--accent-green);
}

/* Tabs */
.tabs {
    display: flex;
    gap: 4px;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 24px;
}

.tab {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-family: var(--font-sans);
    font-size: 0.9375rem;
    font-weight: 500;
    padding: 12px 16px;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    transition: all 0.2s;
}

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

.tab.active {
    color: var(--accent-blue);
    border-bottom-color: var(--accent-blue);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* Releases */
.releases {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.release-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: border-color 0.2s;
}

.release-card:hover {
    border-color: var(--accent-blue);
}

.release-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
    background: rgba(88, 166, 255, 0.03);
}

.release-info {
    display: flex;
    align-items: center;
    gap: 10px;
}

.release-version {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--accent-blue);
}

.release-badge {
    font-size: 0.75rem;
    font-weight: 500;
    padding: 3px 8px;
    border-radius: 20px;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.release-badge.latest {
    background: var(--accent-green);
    color: white;
}

.release-badge.arm {
    background: var(--accent-purple);
    color: white;
}

.release-date {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.release-assets {
    padding: 8px 0;
}

.asset-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 20px;
    transition: background 0.2s;
}

.asset-row:hover {
    background: var(--bg-tertiary);
}

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

.asset-name {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--text-primary);
}

.asset-arch {
    font-size: 0.75rem;
    color: var(--text-muted);
    padding: 2px 8px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-sm);
}

.asset-actions {
    display: flex;
    gap: 8px;
}

.btn-download {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 6px 14px;
    font-size: 0.8125rem;
    font-weight: 500;
    color: white;
    background: var(--accent-green);
    border-radius: var(--radius-sm);
    transition: background 0.2s;
}

.btn-download:hover {
    background: var(--accent-green-hover);
    color: white;
}

.btn-download.full-width {
    width: 100%;
    padding: 10px 16px;
    font-size: 0.875rem;
    margin-top: 16px;
}

.btn-hash {
    display: inline-flex;
    align-items: center;
    padding: 6px 10px;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-secondary);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
    transition: all 0.2s;
}

.btn-hash:hover {
    color: var(--text-primary);
    border-color: var(--text-muted);
}

/* Scripts Grid */
.scripts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 20px;
}

.script-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 24px;
}

.script-icon {
    width: 48px;
    height: 48px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-blue);
    margin-bottom: 16px;
}

.script-card h3 {
    margin: 0 0 8px;
    font-size: 1.125rem;
    font-weight: 600;
}

.script-card p {
    margin: 0 0 16px;
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

.script-usage {
    margin-bottom: 16px;
}

.script-options {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 16px;
}

.script-options h4 {
    margin: 0 0 10px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
}

.script-options ul {
    margin: 0;
    padding: 0;
    list-style: none;
}

.script-options li {
    font-size: 0.875rem;
    color: var(--text-secondary);
    padding: 4px 0;
}

.script-options code {
    color: var(--accent-blue);
    background: transparent;
}

/* Footer */
footer {
    text-align: center;
    padding: 32px 0;
    border-top: 1px solid var(--border-color);
    color: var(--text-muted);
    font-size: 0.875rem;
}

footer p {
    margin: 4px 0;
}

.footer-links {
    margin-top: 8px !important;
}

.separator {
    margin: 0 8px;
    color: var(--border-color);
}

/* Responsive */
@media (max-width: 640px) {
    header {
        padding: 32px 0;
    }

    .logo {
        font-size: 1.5rem;
    }

    .release-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }

    .asset-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
        padding: 14px 20px;
    }

    .asset-actions {
        width: 100%;
    }

    .btn-download {
        flex: 1;
    }
}