:root {
    --bg: #0d1117;
    --surface: #161b22;
    --surface-hover: #1c2333;
    --border: #30363d;
    --text: #e6edf3;
    --text-secondary: #8b949e;
    --accent: #58a6ff;
    --accent-hover: #79c0ff;
    --green: #3fb950;
    --orange: #d29922;
    --purple: #bc8cff;
    --red: #f85149;
    --radius: 8px;
    --max-width: 1200px;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
}

.container { max-width: var(--max-width); margin: 0 auto; padding: 0 24px; }

/* Header */
header {
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    padding: 16px 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo h1 {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--accent);
}

.logo .subtitle {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-left: 12px;
}

nav { display: flex; gap: 20px; align-items: center; }

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

.lang-switcher {
    padding: 4px 8px;
    font-size: 0.85rem;
    background: var(--bg);
    color: var(--text-secondary);
    border: 1px solid var(--border);
    border-radius: 4px;
    cursor: pointer;
    outline: none;
    transition: border-color 0.2s;
}
.lang-switcher:hover,
.lang-switcher:focus {
    border-color: var(--accent);
    color: var(--text);
}

/* Hero */
.hero {
    text-align: center;
    padding: 60px 0 40px;
}

.hero h2 {
    font-size: 2rem;
    margin-bottom: 12px;
    background: linear-gradient(135deg, var(--accent), var(--purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto 24px;
}

.search-box {
    max-width: 560px;
    margin: 0 auto;
}

.search-box input {
    width: 100%;
    padding: 14px 20px;
    font-size: 1rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text);
    outline: none;
    transition: border-color 0.2s;
}

.search-box input:focus {
    border-color: var(--accent);
}

.stats {
    margin-top: 16px;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* Categories */
.categories { margin-bottom: 40px; }

.categories h3, .packages h3, .contribute h3, .install-guide h3 {
    font-size: 1.2rem;
    margin-bottom: 20px;
    color: var(--text);
}

.category-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.category-chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 20px;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 0.85rem;
    transition: all 0.2s;
}

.category-chip:hover, .category-chip.active {
    background: var(--accent);
    color: var(--bg);
    border-color: var(--accent);
}

.category-chip .count {
    background: rgba(255,255,255,0.15);
    padding: 2px 6px;
    border-radius: 10px;
    font-size: 0.75rem;
}

/* Package Cards */
.package-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 16px;
    margin-bottom: 60px;
}

.package-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    cursor: pointer;
    transition: all 0.2s;
}

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

.package-card .pkg-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 8px;
}

.package-card .pkg-name {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--accent);
}

.package-card .pkg-version {
    font-size: 0.75rem;
    background: rgba(88, 166, 255, 0.15);
    color: var(--accent);
    padding: 2px 8px;
    border-radius: 10px;
}

.package-card .pkg-desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 12px;
    line-height: 1.5;
}

.package-card .pkg-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 12px;
}

.package-card .pkg-tag {
    font-size: 0.7rem;
    padding: 2px 8px;
    background: rgba(139, 148, 158, 0.15);
    border-radius: 10px;
    color: var(--text-secondary);
}

.package-card .pkg-meta {
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.package-card .pkg-pous {
    color: var(--green);
}

/* Detail Overlay */
.detail-overlay {
    display: none;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.6);
    z-index: 200;
    justify-content: center;
    align-items: center;
}

.detail-overlay.open { display: flex; }

.detail-panel {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    max-width: 700px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    padding: 32px;
}

.detail-panel h2 {
    color: var(--accent);
    margin-bottom: 8px;
}

.detail-panel .version-badge {
    display: inline-block;
    background: rgba(88,166,255,0.15);
    color: var(--accent);
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 0.85rem;
    margin-bottom: 16px;
}

.detail-panel .desc {
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.6;
}

.detail-panel .install-cmd {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 12px 16px;
    font-family: 'SFMono-Regular', Consolas, monospace;
    font-size: 0.85rem;
    margin-bottom: 20px;
    color: var(--green);
}

.detail-panel .pou-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 20px;
}

.detail-panel .pou-table th,
.detail-panel .pou-table td {
    text-align: left;
    padding: 8px 12px;
    border-bottom: 1px solid var(--border);
    font-size: 0.85rem;
}

.detail-panel .pou-table th {
    color: var(--text-secondary);
    font-weight: 500;
}

.detail-panel .pou-table td:first-child {
    color: var(--purple);
    font-family: monospace;
}

.detail-panel .btn-row {
    display: flex;
    gap: 12px;
    margin-top: 20px;
}

.btn {
    padding: 10px 20px;
    border-radius: var(--radius);
    border: none;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.2s;
}

.btn-primary {
    background: var(--accent);
    color: var(--bg);
}
.btn-primary:hover { background: var(--accent-hover); }

.btn-secondary {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border);
}
.btn-secondary:hover { border-color: var(--accent); color: var(--accent); }

.btn-close {
    position: absolute;
    top: 16px;
    right: 16px;
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.5rem;
    cursor: pointer;
}

/* Contribute */
.contribute { margin-bottom: 60px; }

.steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
}

.step {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
}

.step-num {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--accent);
    color: var(--bg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.9rem;
    margin-bottom: 12px;
}

.step h4 { margin-bottom: 8px; }
.step p { color: var(--text-secondary); font-size: 0.85rem; }
.step code {
    background: var(--bg);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.8rem;
}

/* Install Guide */
.install-guide { margin-bottom: 60px; }

.code-block {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px 24px;
    font-family: 'SFMono-Regular', Consolas, monospace;
    font-size: 0.9rem;
    color: var(--green);
}

/* Footer */
footer {
    background: var(--surface);
    border-top: 1px solid var(--border);
    padding: 20px 0;
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.85rem;
}

footer a { color: var(--accent); text-decoration: none; }

/* Responsive */
@media (max-width: 768px) {
    .header-content { flex-direction: column; gap: 12px; }
    .hero h2 { font-size: 1.5rem; }
    .package-grid { grid-template-columns: 1fr; }
    .detail-panel { padding: 20px; }
}