:root {
  --bg: #f3f6fb;
  --card: #ffffff;
  --text: #162033;
  --muted: #6b7280;
  --border: #dbe3ef;
  --primary: #1f6feb;
  --primary-dark: #1556b8;
  --success: #0f9d58;
  --warning: #b7791f;
  --danger: #c0392b;
  --shadow: 0 10px 30px rgba(22, 32, 51, 0.08);
  --radius: 16px;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background: var(--bg);
  color: var(--text);
}
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
.app-shell { display: flex; min-height: 100vh; }
.sidebar {
  width: 280px;
  background: #101828;
  color: #fff;
  padding: 24px 18px;
  position: sticky;
  top: 0;
  height: 100vh;
}
.brand-block { display: flex; gap: 14px; align-items: center; margin-bottom: 24px; }
.brand-block h1 { font-size: 20px; margin: 0; color: #fff; }
.brand-block p { margin: 4px 0 0; color: #98a2b3; font-size: 13px; }
.brand-logo, .brand-placeholder {
  width: 58px; height: 58px; border-radius: 14px; object-fit: contain;
  background: #fff; display:flex; align-items:center; justify-content:center; color:#101828; font-weight:700;
}
.sidebar nav { display: grid; gap: 8px; }
.sidebar nav a {
  color: #d0d5dd; padding: 12px 14px; border-radius: 12px; display: block;
}
.sidebar nav a:hover { background: rgba(255,255,255,0.08); text-decoration: none; }
.content { flex: 1; padding: 24px; }
.auth-content { display:flex; align-items:center; justify-content:center; }
.topbar {
  display: flex; justify-content: flex-end; margin-bottom: 18px;
}
.muted { color: var(--muted); }
.card, .stat-card, .simple-card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow);
}
.card { padding: 20px; }
.simple-card { max-width: 460px; margin: 80px auto; padding: 24px; }
.grid { display: grid; gap: 18px; }
.cards-4 { grid-template-columns: repeat(4, minmax(0,1fr)); margin-bottom: 18px; }
.cards-3 { grid-template-columns: repeat(3, minmax(0,1fr)); }
.two-col { grid-template-columns: 1fr 1fr; }
.stat-card { padding: 20px; }
.stat-card span { display:block; color: var(--muted); font-size: 14px; margin-bottom: 10px; }
.stat-card strong { font-size: 32px; }
.section-head { display:flex; justify-content:space-between; align-items:center; gap:12px; margin-bottom: 16px; }
h2 { margin: 0 0 14px; font-size: 22px; }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 12px 10px; border-bottom: 1px solid var(--border); text-align: left; font-size: 14px; vertical-align: top; }
th { background: #f8fafc; }
.btn, button.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 10px 16px; border-radius: 12px; border: none; background: var(--primary); color: #fff;
  cursor: pointer; font-weight: 600;
}
.btn:hover { background: var(--primary-dark); text-decoration:none; }
.btn-light { background: #eef2f7; color: var(--text); }
.btn-light:hover { background: #dde5ef; }
input, select, textarea {
  width: 100%; padding: 11px 12px; border: 1px solid var(--border); border-radius: 12px; background: #fff;
  font-size: 14px; color: var(--text);
}
label { display:block; margin: 0 0 8px; font-size: 14px; font-weight: 600; }
.form-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
.full-width { grid-column: 1 / -1; }
.actions-row { display:flex; gap:10px; }
.filters { display:grid; grid-template-columns: 2fr 1fr 1fr auto auto; gap:12px; margin-bottom:16px; }
.badge { display:inline-block; padding:6px 10px; border-radius:999px; font-size:12px; font-weight:700; }
.badge-pending { background:#fff4db; color:#9a6700; }
.badge-done { background:#ddf6e8; color:#0f7a44; }
.alert { padding: 12px 14px; border-radius: 12px; margin-bottom: 16px; font-size: 14px; }
.alert-success { background:#def7e8; color:#12663d; }
.alert-error { background:#fde8e8; color:#b42318; }
.auth-wrap { min-height: 100vh; display:flex; align-items:center; justify-content:center; padding: 24px; }
.auth-card { width: 100%; max-width: 460px; }
.auth-card form, .auth-card { display:grid; gap: 10px; }
.inline-form { display:flex; gap:10px; margin-bottom:16px; }
.list-wrap { display:grid; gap:10px; }
.list-item { display:flex; justify-content:space-between; gap:10px; align-items:center; padding:12px; border:1px solid var(--border); border-radius:12px; }
.link-danger, .link-btn { background:none; border:none; color:var(--primary); cursor:pointer; padding:0; }
.link-danger { color: var(--danger); }
.inline-mini { display:flex; gap:8px; align-items:center; margin-top:6px; }
.code-area { font-family: Consolas, Monaco, monospace; min-height: 340px; }
.settings-logo { max-width: 180px; max-height: 120px; display:block; margin-bottom: 16px; }
.actions a { margin-right: 8px; }
@media (max-width: 1100px) {
  .cards-4, .cards-3, .two-col, .form-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .filters { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 780px) {
  .app-shell { flex-direction: column; }
  .sidebar { width: 100%; height: auto; position: relative; }
  .cards-4, .cards-3, .two-col, .form-grid, .filters { grid-template-columns: 1fr; }
  .content { padding: 16px; }
}

.toolbar-actions{display:flex;gap:10px;flex-wrap:wrap;align-items:center;}
@media (max-width: 768px){.toolbar-actions{width:100%;}.toolbar-actions .btn{flex:1 1 auto;text-align:center;}}