:root{--bg:#f6f7fb;--ink:#111827;--muted:#6b7280;--card:#fff;--brand:#4f46e5;--yellow:#facc15;--green:#22c55e}
body{background:var(--bg);color:var(--ink)}
.card-clean{background:var(--card);border:1px solid #eef0f5;border-radius:18px;box-shadow:0 12px 30px rgba(17,24,39,.06)}
.metric{border-radius:18px;padding:20px;background:#fff;border:1px solid #eef0f5;box-shadow:0 10px 24px rgba(17,24,39,.05)}
.metric .num{font-size:32px;font-weight:800}.muted{color:var(--muted)}
.kanban-board{display:grid;grid-template-columns:repeat(6,minmax(220px,1fr));gap:14px;overflow-x:auto;padding-bottom:10px}.kanban-col{background:#eef0f6;border-radius:18px;padding:12px;min-height:520px}.task-card{background:#fff;border-radius:16px;padding:14px;margin-bottom:12px;border:1px solid #e5e7eb;box-shadow:0 8px 16px rgba(17,24,39,.04)}
.priority-critical{border-left:5px solid #dc2626}.priority-high{border-left:5px solid #f59e0b}.priority-medium{border-left:5px solid #2563eb}.priority-low{border-left:5px solid #22c55e}
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#f6f7fb,#fff)}.login-card{width:100%;max-width:420px;border-radius:24px;background:#fff;padding:32px;box-shadow:0 24px 60px rgba(17,24,39,.09);border:1px solid #eef0f5}
.btn-brand{background:var(--brand);border-color:var(--brand);color:#fff}.btn-brand:hover{background:#4338ca;border-color:#4338ca;color:#fff}
.calendar-day{background:#fff;border:1px solid #e5e7eb;border-radius:14px;padding:12px;min-height:90px}.late{color:#dc2626;font-weight:700}
@media(max-width:900px){.kanban-board{grid-template-columns:repeat(6,260px)}}