:root {
    --bg: #fafafa;
    --surface: #ffffff;
    --text: #1a1a1a;
    --text-secondary: #666;
    --border: #e0e0e0;
    --accent: #0066cc;
    --accent-hover: #0052a3;
    --ios: #007aff;
    --android: #3ddc84;
    --macos: #a855f7;
    --radius: 8px;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.5;
}

header {
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    padding: 0 2rem;
}

nav { max-width: 960px; margin: 0 auto; padding: 1rem 0; }

.logo {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text);
    text-decoration: none;
}

main {
    max-width: 960px;
    margin: 2rem auto;
    padding: 0 2rem;
}

footer {
    text-align: center;
    color: var(--text-secondary);
    padding: 2rem;
    font-size: 0.85rem;
}

h1 { margin-bottom: 1rem; }
h2 { margin: 1.5rem 0 1rem; }
h3 { margin: 1rem 0 0.5rem; }

a { color: var(--accent); }

/* App grid */
.app-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1rem;
}

.app-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1rem;
    text-decoration: none;
    color: var(--text);
    transition: border-color 0.15s;
}

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

.app-icon img,
.app-icon-placeholder {
    width: 56px;
    height: 56px;
    border-radius: 12px;
    object-fit: cover;
}

.app-icon-large img,
.app-icon-large .app-icon-placeholder {
    width: 80px;
    height: 80px;
    border-radius: 16px;
}

.app-icon-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--border);
    color: var(--text-secondary);
    font-size: 1.5rem;
    font-weight: 700;
}

.app-info h2 { margin: 0; font-size: 1.1rem; }
.app-info p { color: var(--text-secondary); font-size: 0.9rem; margin: 0.25rem 0; }

.build-count {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

/* Platform badges */
.platform-badge {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.15rem 0.5rem;
    border-radius: 4px;
    color: white;
}
.platform-ios { background: var(--ios); }
.platform-android { background: var(--android); color: #1a1a1a; }
.platform-macos { background: var(--macos); }

/* App header */
.app-header {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 1rem;
}

.meta { color: var(--text-secondary); font-size: 0.85rem; font-family: monospace; }

/* Sparkle info */
.sparkle-info {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1rem;
    margin: 1rem 0;
}

.feed-url {
    display: block;
    padding: 0.5rem;
    background: var(--bg);
    border-radius: 4px;
    font-size: 0.85rem;
    word-break: break-all;
}

/* Builds table */
.builds-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
}

.builds-table th,
.builds-table td {
    padding: 0.75rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

.builds-table th {
    background: var(--bg);
    font-size: 0.8rem;
    text-transform: uppercase;
    color: var(--text-secondary);
    font-weight: 600;
}

.builds-table tr:last-child td { border-bottom: none; }

.notes-preview {
    max-width: 200px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.6rem 1.2rem;
    background: var(--accent);
    color: white;
    text-decoration: none;
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 0.9rem;
    transition: background 0.15s;
}

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

.btn-small { padding: 0.3rem 0.8rem; font-size: 0.8rem; }

.btn-install {
    padding: 0.8rem 2rem;
    font-size: 1.1rem;
}

/* Build detail */
.breadcrumb {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
}

.build-detail {
    display: flex;
    gap: 2rem;
}

.build-main { flex: 1; }

.build-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    align-items: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.release-notes {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1rem;
    margin: 1rem 0;
}

.install-section {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    margin: 1rem 0;
}

.install-hint {
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin-top: 0.75rem;
}

.build-sidebar {
    text-align: center;
    flex-shrink: 0;
}

.qr-code {
    width: 200px;
    height: 200px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.empty {
    color: var(--text-secondary);
    padding: 2rem;
    text-align: center;
}

/* Responsive */
@media (max-width: 640px) {
    main { padding: 0 1rem; }
    .build-detail { flex-direction: column; }
    .app-header { flex-direction: column; align-items: flex-start; }
    .builds-table { font-size: 0.85rem; }
    .builds-table th:nth-child(5),
    .builds-table td:nth-child(5) { display: none; }
}