:root{
  --bg:#0b1220;
  --card:#121a2b;
  --muted:#6b7280;
  --text:#e5e7eb;
  --blue:#2563eb;
  --green:#16a34a;
  --orange:#f59e0b;
  --purple:#8b5cf6;
  --pink:#ec4899;
  --danger:#ef4444;
  --border:#1f2937;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,'Helvetica Neue',Arial}
a{color:inherit;text-decoration:none}
.btn{background:var(--blue);color:white;border:none;padding:.6rem .9rem;border-radius:.75rem;cursor:pointer;font-weight:600}
.btn.ghost{background:transparent;border:1px solid var(--border)}
.btn.small{padding:.35rem .6rem;font-size:.9rem}
.btn.danger{background:var(--danger)}
.topbar{display:flex;justify-content:space-between;align-items:center;padding:1rem;border-bottom:1px solid var(--border)}
.brand{font-weight:800;font-size:1.1rem}
.actions{display:flex;gap:.5rem;align-items:center}
.search{display:flex;gap:.4rem}
.search input{padding:.5rem .6rem;border-radius:.6rem;border:1px solid var(--border);background:transparent;color:var(--text)}

.container{max-width:1200px;margin:1rem auto;padding:0 1rem}
.grid.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:1rem;padding:1rem}
.card{background:var(--card);border:1px solid var(--border);border-radius:1rem;padding:1rem;box-shadow:0 6px 18px rgba(0,0,0,.2)}
.card .card-actions{display:flex;gap:.5rem;margin-top:.8rem}
.card.project.blue{border-left:6px solid var(--blue)}
.card.project.green{border-left:6px solid var(--green)}
.card.project.orange{border-left:6px solid var(--orange)}
.card.project.purple{border-left:6px solid var(--purple)}
.card.project.pink{border-left:6px solid var(--pink)}
.card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:.5rem}
.muted{color:var(--muted)}

.row{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1rem;margin:.5rem 0}
label{display:flex;flex-direction:column;gap:.4rem;font-size:.9rem}
input,select{padding:.55rem .7rem;border-radius:.6rem;border:1px solid var(--border);background:transparent;color:var(--text)}

.auth{display:flex;min-height:100vh;align-items:center;justify-content:center}
.auth-card{width:min(380px,92vw)}
.alert.error{background:#3b0d0d;color:#ffd1d1;border:1px solid #7f1d1d;padding:.6rem;border-radius:.6rem;margin-bottom:.6rem}

.planner{overflow:auto}
.table{width:100%;border-collapse:collapse}
.table th,.table td{border:1px solid var(--border);padding:.35rem .5rem;text-align:left}
.table th{position:sticky;top:0;background:#0f172a;z-index:2}
.table .date{white-space:nowrap;font-variant-numeric:tabular-nums}

@media (max-width:600px){
  .actions{flex-wrap:wrap}
  .grid.cards{grid-template-columns:1fr}
}