:root {
  color-scheme: light dark;
  --bg: #0f172a;
  --surface: #111827;
  --surface-soft: #1f2937;
  --txt: #e5e7eb;
  --txt-soft: #9ca3af;
  --primary: #2563eb;
  --success: #16a34a;
  --danger: #dc2626;
  --border: #334155;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: Vazirmatn, Tahoma, sans-serif;
  background: linear-gradient(180deg, #020617 0%, #0f172a 100%);
  color: var(--txt);
  min-height: 100vh;
}

.topbar {
  padding: 20px;
  border-bottom: 1px solid var(--border);
  background: rgba(2, 6, 23, 0.75);
  backdrop-filter: blur(4px);
}

.topbar h1 {
  margin: 0;
  font-size: 24px;
}

.topbar p {
  margin: 6px 0 0;
  color: var(--txt-soft);
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 18px;
}

.card {
  background: rgba(17, 24, 39, 0.92);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  margin-bottom: 16px;
}

.grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

h2, h3 { margin: 0 0 10px; }

label {
  display: block;
  margin-bottom: 6px;
  color: var(--txt-soft);
  font-size: 14px;
}

input, textarea, select {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #0b1220;
  color: var(--txt);
  padding: 10px 12px;
  margin-bottom: 10px;
}

textarea { min-height: 90px; }

button {
  border: none;
  border-radius: 8px;
  padding: 10px 14px;
  color: #fff;
  background: var(--primary);
  cursor: pointer;
}

button.secondary { background: #374151; }
button.danger { background: var(--danger); }
button.success { background: var(--success); }

.inline {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
}

.badge {
  display: inline-block;
  border-radius: 999px;
  padding: 3px 9px;
  font-size: 12px;
  border: 1px solid var(--border);
}

.badge.admin {
  border-color: #f59e0b;
  color: #fbbf24;
}

.small { font-size: 12px; color: var(--txt-soft); }

.list-item {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px;
  margin-bottom: 8px;
  background: rgba(15, 23, 42, 0.6);
}

.list-item.done {
  opacity: 0.75;
  text-decoration: line-through;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th, td {
  border-bottom: 1px solid var(--border);
  padding: 8px;
  text-align: right;
  font-size: 14px;
}

.notice {
  padding: 10px;
  border-radius: 8px;
  margin-bottom: 12px;
  font-size: 14px;
}

.notice.error { background: rgba(220, 38, 38, 0.15); color: #fca5a5; }
.notice.ok { background: rgba(22, 163, 74, 0.15); color: #86efac; }