:root {
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --transition: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
    --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
}

[data-theme="dark"] {
    --bg-canvas: #0d1117;
    --bg-subtle: #161b22;
    --bg-card: #161b22;
    --bg-elevated: #1c2128;
    --border-default: #30363d;
    --border-muted: #21262d;
    --border-strong: #444c56;
    --text-primary: #e6edf3;
    --text-secondary: #8b949e;
    --text-tertiary: #6e7681;
    --accent: #2f81f7;
    --accent-hover: #4493f8;
    --success: #2ea043;
    --success-fg: #3fb950;
    --warning: #bf8700;
    --warning-fg: #d29922;
    --danger: #da3633;
    --danger-fg: #f85149;
    --queued: #8957e5;
    --queued-fg: #bc8cff;
    --gh-button-bg: #21262d;
    --gh-button-bg-hover: #30363d;
    --gh-button-fg: #e6edf3;
    --gh-button-border: #444c56;
    color-scheme: dark;
}

[data-theme="light"] {
    --bg-canvas: #ffffff;
    --bg-subtle: #f6f8fa;
    --bg-card: #ffffff;
    --bg-elevated: #ffffff;
    --border-default: #d0d7de;
    --border-muted: #d8dee4;
    --border-strong: #afb8c1;
    --text-primary: #1f2328;
    --text-secondary: #59636e;
    --text-tertiary: #818b98;
    --accent: #0969da;
    --accent-hover: #0860ca;
    --success: #1a7f37;
    --success-fg: #1f883d;
    --warning: #9a6700;
    --warning-fg: #bf8700;
    --danger: #cf222e;
    --danger-fg: #d1242f;
    --queued: #8250df;
    --queued-fg: #8250df;
    --gh-button-bg: #1f2328;
    --gh-button-bg-hover: #2d333b;
    --gh-button-fg: #ffffff;
    --gh-button-border: #1f2328;
    color-scheme: light;
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    background: var(--bg-canvas);
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 14px;
    line-height: 1.5;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    transition: background var(--transition), color var(--transition);
}

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

code {
    font-family: var(--font-mono);
    font-size: 12.5px;
    color: var(--text-primary);
    background: var(--bg-subtle);
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-muted);
}
.muted { color: var(--text-secondary); }

/* ─────── Top nav ─────── */
.topnav {
    background: color-mix(in srgb, var(--bg-canvas) 80%, transparent);
    backdrop-filter: saturate(180%) blur(10px);
    -webkit-backdrop-filter: saturate(180%) blur(10px);
    border-bottom: 1px solid var(--border-default);
    position: sticky; top: 0; z-index: 50;
}
.topnav-inner {
    max-width: 1400px;
    margin: 0 auto;
    padding: 12px 24px;
    display: flex;
    align-items: center;
    gap: 28px;
}
.brand {
    display: flex; align-items: center; gap: 10px;
    color: var(--text-primary);
    font-weight: 600;
    font-size: 15px;
    letter-spacing: -0.01em;
}
.brand:hover { color: var(--text-primary); }
.brand-mark {
    width: 32px; height: 32px;
    object-fit: contain;
    display: inline-block;
}
.brand-mark.big { width: 72px; height: 72px; }

.topnav-links { display: flex; gap: 2px; flex: 1; }
.topnav-links a {
    color: var(--text-secondary);
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    font-size: 13.5px;
    font-weight: 500;
    transition: color var(--transition), background var(--transition);
}
.topnav-links a:hover { background: var(--bg-subtle); color: var(--text-primary); }
.topnav-links a.active { background: var(--bg-subtle); color: var(--text-primary); }

.topnav-right { display: flex; gap: 10px; align-items: center; }

.icon-btn {
    width: 32px; height: 32px;
    display: inline-flex; align-items: center; justify-content: center;
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition);
}
.icon-btn:hover { background: var(--bg-subtle); color: var(--text-primary); border-color: var(--border-strong); }

[data-theme="dark"] .icon-sun { display: inline; }
[data-theme="dark"] .icon-moon { display: none; }
[data-theme="light"] .icon-sun { display: none; }
[data-theme="light"] .icon-moon { display: inline; }

.user-pill {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 3px 12px 3px 3px;
    border-radius: 999px;
    border: 1px solid var(--border-muted);
    background: var(--bg-subtle);
}
.avatar-initials {
    width: 24px; height: 24px;
    border-radius: 50%;
    background: linear-gradient(135deg, #2f81f7, #8957e5);
    color: #fff;
    font-size: 11px;
    font-weight: 600;
    display: inline-flex; align-items: center; justify-content: center;
    letter-spacing: 0.02em;
}
.user-name { font-size: 13px; font-weight: 500; color: var(--text-primary); }

/* ─────── Layout ─────── */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 32px 24px;
}
.empty-layout {
    display: flex; align-items: center; justify-content: center;
    padding: 0;
    min-height: 100vh;
    background: var(--bg-canvas);
}

/* ─────── Page header ─────── */
.page-header { margin-bottom: 28px; }
.page-header h1 {
    margin: 0 0 6px 0;
    font-size: 24px;
    font-weight: 600;
    letter-spacing: -0.02em;
}
.page-header p { margin: 0; color: var(--text-secondary); }

.tabs {
    display: flex;
    gap: 4px;
    margin-top: 20px;
    border-bottom: 1px solid var(--border-default);
}
.tab {
    padding: 10px 16px;
    border-bottom: 2px solid transparent;
    color: var(--text-secondary);
    font-size: 13.5px;
    font-weight: 500;
    margin-bottom: -1px;
    transition: all var(--transition);
}
.tab:hover { color: var(--text-primary); }
.tab.active { border-bottom-color: var(--accent); color: var(--text-primary); }

/* ─────── Stats ─────── */
.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 12px;
    margin-bottom: 28px;
}
.stat {
    background: var(--bg-card);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-md);
    padding: 18px 20px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    transition: all var(--transition);
}
.stat:hover { border-color: var(--border-strong); }
.stat-label {
    color: var(--text-secondary);
    font-size: 11.5px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}
.stat-value {
    font-size: 28px;
    font-weight: 600;
    font-variant-numeric: tabular-nums;
    letter-spacing: -0.02em;
}
.stat-value.running { color: var(--success-fg); }
.stat-value.queued { color: var(--queued-fg); }
.stat-value.waiting { color: var(--warning-fg); }
.stat-value.danger { color: var(--danger-fg); }

/* ─────── Card ─────── */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-md);
    margin-bottom: 24px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}
.card-header {
    padding: 14px 20px;
    border-bottom: 1px solid var(--border-default);
    display: flex;
    align-items: center;
    gap: 10px;
    background: var(--bg-subtle);
}
.card-header-icon {
    color: var(--text-secondary);
    display: inline-flex; align-items: center;
}
.card-header h2 {
    margin: 0;
    font-size: 14px;
    font-weight: 600;
    letter-spacing: -0.005em;
}
.card-header .muted { font-size: 13px; }

/* ─────── Empty state ─────── */
.empty-state {
    padding: 40px 24px;
    text-align: center;
    color: var(--text-secondary);
}
.empty-state p { margin: 0 0 6px; }

/* ─────── Table ─────── */
.table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}
.table th, .table td {
    padding: 12px 20px;
    text-align: left;
    border-bottom: 1px solid var(--border-muted);
}
.table th {
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 11.5px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    background: var(--bg-subtle);
}
.table tr:last-child td { border-bottom: none; }
.table tbody tr { transition: background var(--transition); }
.table tbody tr:hover { background: var(--bg-subtle); }

/* ─────── Pills ─────── */
.pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 3px 10px;
    border-radius: 999px;
    font-size: 11.5px;
    font-weight: 500;
    border: 1px solid var(--border-default);
    color: var(--text-secondary);
    background: var(--bg-subtle);
    text-transform: lowercase;
    letter-spacing: 0.01em;
}
.pill::before {
    content: "";
    width: 6px; height: 6px; border-radius: 50%;
    background: currentColor;
}
.pill-in_progress, .pill-success {
    color: var(--success-fg);
    border-color: color-mix(in srgb, var(--success-fg) 35%, transparent);
    background: color-mix(in srgb, var(--success-fg) 12%, transparent);
}
.pill-queued {
    color: var(--queued-fg);
    border-color: color-mix(in srgb, var(--queued-fg) 35%, transparent);
    background: color-mix(in srgb, var(--queued-fg) 12%, transparent);
}
.pill-waiting, .pill-warning {
    color: var(--warning-fg);
    border-color: color-mix(in srgb, var(--warning-fg) 35%, transparent);
    background: color-mix(in srgb, var(--warning-fg) 12%, transparent);
}
.pill-danger {
    color: var(--danger-fg);
    border-color: color-mix(in srgb, var(--danger-fg) 35%, transparent);
    background: color-mix(in srgb, var(--danger-fg) 12%, transparent);
}

/* ─────── Buttons ─────── */
.btn-primary {
    background: var(--accent);
    color: #fff;
    border: 1px solid color-mix(in srgb, var(--accent) 80%, black);
    border-radius: var(--radius-sm);
    padding: 8px 14px;
    font-size: 13.5px;
    font-weight: 500;
    cursor: pointer;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: all var(--transition);
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
    font-family: inherit;
}
.btn-primary:hover { background: var(--accent-hover); color: #fff; text-decoration: none; }
.btn-primary svg { flex-shrink: 0; }

.btn-github {
    background: var(--gh-button-bg);
    color: var(--gh-button-fg);
    border: 1px solid var(--gh-button-border);
    border-radius: var(--radius-sm);
    padding: 8px 14px;
    font-size: 13.5px;
    font-weight: 500;
    cursor: pointer;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: all var(--transition);
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.08);
    font-family: inherit;
}
.btn-github:hover {
    background: var(--gh-button-bg-hover);
    color: var(--gh-button-fg);
    text-decoration: none;
}
.btn-github svg { flex-shrink: 0; }

.btn-ghost {
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-sm);
    padding: 6px 12px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: all var(--transition);
    font-family: inherit;
}
.btn-ghost:hover { background: var(--bg-subtle); border-color: var(--border-strong); text-decoration: none; }
.btn-ghost.danger { color: var(--danger-fg); border-color: color-mix(in srgb, var(--danger-fg) 35%, transparent); }
.btn-ghost.danger:hover { background: color-mix(in srgb, var(--danger-fg) 12%, transparent); }

/* ─────── Forms ─────── */
.form { display: flex; flex-direction: column; gap: 12px; }
.label {
    color: var(--text-primary);
    font-size: 13px;
    font-weight: 500;
}
.input {
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-sm);
    padding: 9px 12px;
    font-size: 14px;
    font-family: inherit;
    transition: border var(--transition), box-shadow var(--transition);
}
.input::placeholder { color: var(--text-tertiary); }
.input:hover { border-color: var(--border-strong); }
.input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 20%, transparent);
}
.form-footer { margin-top: 12px; text-align: center; font-size: 13px; }

/* ─────── Auth ─────── */
.auth-shell {
    width: 100%;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    background:
        radial-gradient(900px 500px at 50% -120px, color-mix(in srgb, #2f81f7 14%, transparent), transparent),
        radial-gradient(700px 400px at 90% 110%, color-mix(in srgb, #8957e5 12%, transparent), transparent),
        var(--bg-canvas);
}
.auth-card {
    width: 100%;
    max-width: 400px;
    background: var(--bg-card);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-lg);
    padding: 36px 32px;
    box-shadow: var(--shadow-md);
}
.auth-brand { text-align: center; margin-bottom: 28px; }
.auth-brand .brand-mark { margin: 0 auto; }
.auth-brand h1 {
    margin: 18px 0 4px;
    font-size: 22px;
    font-weight: 600;
    letter-spacing: -0.02em;
}
.auth-brand p { margin: 0; color: var(--text-secondary); font-size: 13.5px; }

/* ─────── Alerts ─────── */
.alert {
    padding: 12px 14px;
    border-radius: var(--radius-sm);
    margin: 16px 20px 0;
    font-size: 13.5px;
    border: 1px solid transparent;
}
.alert-danger {
    color: var(--danger-fg);
    background: color-mix(in srgb, var(--danger-fg) 10%, transparent);
    border-color: color-mix(in srgb, var(--danger-fg) 30%, transparent);
}
.alert-success {
    color: var(--success-fg);
    background: color-mix(in srgb, var(--success-fg) 10%, transparent);
    border-color: color-mix(in srgb, var(--success-fg) 30%, transparent);
}

/* Auth alerts use the in-card spacing */
.auth-card .alert { margin: 0 0 16px; }

/* ─────── Settings KV / actions ─────── */
.kv {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 16px;
    padding: 20px;
    border-bottom: 1px solid var(--border-muted);
}
.kv > div { display: flex; flex-direction: column; gap: 6px; }
.kv-key {
    color: var(--text-secondary);
    font-size: 11.5px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.06em;
}
.kv-val { font-size: 14px; }
.kv-val code { font-size: 13px; }

.actions {
    padding: 20px;
    display: flex;
    gap: 12px;
    align-items: center;
    flex-wrap: wrap;
}
.actions .muted { font-size: 13px; }

/* ─────── Connector / avatars ─────── */
.connector { display: inline-flex; align-items: center; gap: 8px; }
.avatar {
    width: 22px; height: 22px;
    border-radius: 50%;
    border: 1px solid var(--border-muted);
    object-fit: cover;
}

.setup-form {
    display: flex;
    gap: 8px;
    align-items: center;
    flex-wrap: wrap;
}
.setup-form .input { width: 280px; }

/* ─────── Filter chips / bar ─────── */
.filter-bar {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
    flex-wrap: wrap;
    align-items: center;
}
.chip {
    display: inline-flex;
    align-items: center;
    padding: 5px 12px;
    border-radius: 999px;
    border: 1px solid var(--border-default);
    background: var(--bg-card);
    color: var(--text-secondary);
    font-size: 12.5px;
    font-weight: 500;
    transition: all var(--transition);
}
.chip:hover {
    background: var(--bg-subtle);
    color: var(--text-primary);
    text-decoration: none;
}
.chip.active {
    background: var(--bg-subtle);
    color: var(--text-primary);
    border-color: var(--accent);
}
.filter-form { margin-left: auto; }
.filter-form .input { padding: 5px 10px; font-size: 12.5px; }

@media (max-width: 720px) {
    .topnav-links { display: none; }
    .setup-form .input { width: 100%; }
}