/* Event Survey Admin */
:root {
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --bg: #f8fafc;
  --card-bg: #fff;
  --text: #1e293b;
  --text-muted: #64748b;
  --border: #e2e8f0;
  --error: #dc2626;
  --success: #16a34a;
}

* { box-sizing: border-box; }
body.admin { margin: 0; font-family: system-ui, -apple-system, sans-serif; background: var(--bg); color: var(--text); min-height: 100vh; }

.admin-header {
  background: var(--card-bg);
  border-bottom: 1px solid var(--border);
  padding: 0.75rem 1.5rem;
}
.admin-header-inner { max-width: 1200px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 0.5rem; }
.admin-logo { font-weight: 700; font-size: 1.25rem; color: var(--primary); text-decoration: none; }
.admin-nav { display: flex; align-items: center; gap: 1rem; }
.admin-nav a { color: var(--text); text-decoration: none; }
.admin-nav a:hover { color: var(--primary); }
.admin-user { color: var(--text-muted); font-size: 0.9rem; }
.admin-main { max-width: 1200px; margin: 0 auto; padding: 1.5rem; }

.admin-footer { text-align: center; padding: 1rem; color: var(--text-muted); font-size: 0.875rem; border-top: 1px solid var(--border); margin-top: 2rem; }

/* Login */
.login-page { display: flex; align-items: center; justify-content: center; min-height: 100vh; }
.login-box { background: var(--card-bg); padding: 2rem; border-radius: 8px; box-shadow: 0 1px 3px rgba(0,0,0,0.1); width: 100%; max-width: 380px; }
.login-box h1 { margin: 0 0 0.25rem; font-size: 1.5rem; }
.login-subtitle { color: var(--text-muted); margin: 0 0 1.5rem; font-size: 0.9rem; }

/* Forms */
.form-group { margin-bottom: 1rem; }
.form-group label { display: block; margin-bottom: 0.25rem; font-weight: 500; }
.form-group input, .form-group select, .form-group textarea {
  width: 100%; padding: 0.5rem 0.75rem; border: 1px solid var(--border); border-radius: 6px; font-size: 1rem;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}
.form-group textarea { min-height: 80px; resize: vertical; }

.btn { display: inline-block; padding: 0.5rem 1rem; border-radius: 6px; font-size: 0.9rem; font-weight: 500; cursor: pointer; border: none; text-decoration: none; }
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); }
.btn-secondary { background: var(--border); color: var(--text); }
.btn-secondary:hover { background: #cbd5e1; }
.btn-sm { padding: 0.35rem 0.75rem; font-size: 0.85rem; }
.message { padding: 0.75rem; border-radius: 6px; margin-bottom: 1rem; }
.message-error { background: #fef2f2; color: var(--error); }
.message-success { background: #f0fdf4; color: var(--success); }

/* Dashboard */
.dashboard-cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 1rem; }
.card { background: var(--card-bg); border: 1px solid var(--border); border-radius: 8px; padding: 1.25rem; }
.card h2 { margin: 0; font-size: 1.75rem; color: var(--primary); }
.card p { margin: 0.25rem 0 0; color: var(--text-muted); font-size: 0.9rem; }
.card-link { display: inline-block; margin-top: 0.5rem; font-size: 0.85rem; color: var(--primary); text-decoration: none; }
.card-link:hover { text-decoration: underline; }

/* Tables */
.page-actions { margin-bottom: 1rem; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 0.5rem; }
.table-wrap { overflow-x: auto; }
table.data-table { width: 100%; border-collapse: collapse; background: var(--card-bg); border-radius: 8px; overflow: hidden; box-shadow: 0 1px 3px rgba(0,0,0,0.05); }
table.data-table th, table.data-table td { padding: 0.75rem 1rem; text-align: left; border-bottom: 1px solid var(--border); }
table.data-table th { background: var(--bg); font-weight: 600; font-size: 0.85rem; color: var(--text-muted); }
table.data-table tr:last-child td { border-bottom: none; }
table.data-table tr:hover td { background: #f8fafc; }
table.data-table .actions { white-space: nowrap; }
table.data-table .actions a { margin-right: 0.5rem; font-size: 0.85rem; }

/* Tabs */
.tabs { display: flex; gap: 0; border-bottom: 1px solid var(--border); margin-bottom: 1rem; }
.tabs a { padding: 0.75rem 1rem; text-decoration: none; color: var(--text-muted); border-bottom: 2px solid transparent; margin-bottom: -1px; }
.tabs a:hover { color: var(--text); }
.tabs a.active { color: var(--primary); font-weight: 500; border-bottom-color: var(--primary); }