:root {
    --primary: #1f5eff;
    --primary-dark: #1442c0;
    --bg: #f4f6fb;
    --card: #fff;
    --text: #1f2937;
    --muted: #6b7280;
    --border: #e5e7eb;
    --sidebar: #0f172a;
    --radius: 10px;
    --font: 'Segoe UI', system-ui, sans-serif;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: var(--font); background: var(--bg); color: var(--text); line-height: 1.5; }
a { color: var(--primary); text-decoration: none; }
.layout { display: flex; min-height: 100vh; }
.sidebar { width: 240px; background: var(--sidebar); color: #e2e8f0; padding: 20px 0; flex-shrink: 0; }
.sidebar__brand { padding: 0 20px 20px; font-weight: 700; font-size: 1.1rem; border-bottom: 1px solid #1e293b; margin-bottom: 12px; }
.sidebar__brand span { color: #60a5fa; }
.sidebar nav a { display: block; padding: 10px 20px; color: #cbd5e1; }
.sidebar nav a:hover, .sidebar nav a.active { background: #1e293b; color: #fff; }
.sidebar__foot { padding: 16px 20px; font-size: .85rem; color: #94a3b8; border-top: 1px solid #1e293b; margin-top: 20px; }
.main { flex: 1; display: flex; flex-direction: column; }
.topbar { background: var(--card); border-bottom: 1px solid var(--border); padding: 14px 24px; display: flex; justify-content: space-between; align-items: center; }
.content { padding: 24px; flex: 1; }
.card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; margin-bottom: 20px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.stat { text-align: center; }
.stat__num { font-size: 2rem; font-weight: 700; color: var(--primary); }
.stat__label { color: var(--muted); font-size: .9rem; }
.btn { display: inline-block; background: var(--primary); color: #fff; border: 0; padding: 9px 16px; border-radius: 8px; cursor: pointer; font-size: .95rem; }
.btn:hover { background: var(--primary-dark); color: #fff; }
.btn--ghost { background: transparent; color: var(--primary); border: 1px solid var(--border); }
.btn--danger { background: #ef4444; }
.btn--sm { padding: 5px 10px; font-size: .85rem; }
.table { width: 100%; border-collapse: collapse; }
.table th, .table td { padding: 10px 12px; border-bottom: 1px solid var(--border); text-align: left; }
.table th { font-size: .85rem; color: var(--muted); }
.badge { display: inline-block; padding: 3px 10px; border-radius: 20px; font-size: .8rem; color: #fff; }
.form-row { margin-bottom: 14px; }
.form-row label { display: block; margin-bottom: 4px; font-weight: 600; font-size: .9rem; }
.form-row input, .form-row select, .form-row textarea { width: 100%; padding: 9px 12px; border: 1px solid var(--border); border-radius: 8px; font: inherit; }
.page-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
.page-head h1 { font-size: 1.5rem; }
.alert { padding: 12px 16px; border-radius: 8px; margin-bottom: 16px; }
.alert--error { background: #fef2f2; color: #b91c1c; }
.alert--success { background: #f0fdf4; color: #15803d; }
.alert--info { background: #eff6ff; color: #1d4ed8; }
.alert--warn { background: #fffbeb; color: #92400e; border: 1px solid #fcd34d; }
.pipeline { display: grid; grid-template-columns: repeat(6, minmax(180px, 1fr)); gap: 12px; overflow-x: auto; }
.pipeline__col { background: #f8fafc; border-radius: var(--radius); padding: 12px; min-height: 200px; }
.pipeline__head { font-weight: 700; font-size: .85rem; margin-bottom: 10px; padding-bottom: 8px; border-bottom: 2px solid var(--border); }
.pipeline__card { background: var(--card); border: 1px solid var(--border); border-radius: 8px; padding: 10px; margin-bottom: 8px; font-size: .9rem; }
.auth-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 20px; }
.auth-card { background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 32px; width: 100%; max-width: 420px; }
.auth-card h1 { margin-bottom: 8px; }
.auth-card p { color: var(--muted); margin-bottom: 20px; }
.code { background: #0f172a; color: #e2e8f0; padding: 14px; border-radius: 8px; font-family: monospace; font-size: .85rem; overflow-x: auto; white-space: pre-wrap; word-break: break-all; }
.bar { height: 8px; background: #e5e7eb; border-radius: 4px; overflow: hidden; }
.bar__fill { height: 100%; background: var(--primary); border-radius: 4px; }
.support-banner { background: #fef3c7; border: 1px solid #fcd34d; padding: 10px 16px; border-radius: 8px; margin-bottom: 16px; font-size: .9rem; }
@media (max-width: 900px) {
    .layout { flex-direction: column; }
    .sidebar { width: 100%; }
    .grid-4, .grid-3 { grid-template-columns: 1fr 1fr; }
    .pipeline { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
    .grid-4, .grid-3 { grid-template-columns: 1fr; }
}