* {
  margin:0;
  padding:0;
  box-sizing:border-box;
}

:root {
  --primary: #CBB79C;
  --primary-dark: #B39A78;

  --background: #F8F5F1;
  --surface: #FFFFFF;

  --text: #1F1F1F;
  --muted: #7B746C;

  --border: #E8DED2;

  --success: #2E7D32;
  --danger: #C62828;
}

body {
  font-family: Arial, Helvetica, sans-serif;
  background: var(--background);
  color: var(--text);
}

a {
  text-decoration:none;
  color:inherit;
}

button,
input,
select,
textarea {
  font: inherit;
}

.admin-layout {
  display:grid;
  grid-template-columns: 260px 1fr;
  min-height:100vh;
}

/* SIDEBAR */

.sidebar {
  background: #fdfbf8;
  border-right: 1px solid var(--border);
  padding: 28px 18px;
}

.brand {
  font-size: 1.6rem;
  font-weight: 800;
  margin-bottom: 28px;
  display:block;
  color: var(--primary-dark);
}

.sidebar nav {
  display:flex;
  flex-direction:column;
  gap:10px;
}

.sidebar nav a {
  padding: 14px 16px;
  border-radius: 14px;
  background: transparent;
  color: var(--text);
  font-weight: 600;
  transition: .2s ease;
}

.sidebar nav a:hover {
  background: rgba(203,183,156,.15);
  color: var(--primary-dark);
}

.sidebar nav a.active {
  background: var(--primary);
  color: white;
}

/* MAIN */

.main {
  padding: 30px;
}

.topbar {
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:16px;
  margin-bottom:28px;
}

.topbar h1 {
  font-size: 2rem;
}

/* CARDS */

.cards {
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap:18px;
  margin-bottom:28px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 22px;
  padding: 22px;
  box-shadow: 0 10px 24px rgba(0,0,0,.04);
  transition: .25s ease;
}

.card:hover {
  transform: translateY(-4px);
}

.card h3 {
  font-size: .95rem;
  margin-bottom:10px;
  color: var(--muted);
}

.card p {
  font-size:2rem;
  font-weight:800;
  color: var(--primary-dark);
}

/* PANELS */

.panel,
.form-card {
  background: var(--surface);
  border:1px solid var(--border);
  border-radius:22px;
  padding:24px;
  box-shadow: 0 10px 24px rgba(0,0,0,.04);
}

.grid-2 {
  display:grid;
  grid-template-columns: 1.1fr 1.4fr;
  gap:20px;
}

/* FORMS */

.form-group {
  display:flex;
  flex-direction:column;
  gap:8px;
  margin-bottom:14px;
}

.form-group label {
  font-weight:600;
}

.form-group input,
.form-group select,
.form-group textarea {
  border:1px solid var(--border);
  border-radius:14px;
  padding:14px;
  background:white;
  transition:.2s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline:none;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(203,183,156,.15);
}

/* BUTTONS */

.btn,
.btn-outline,
.btn-danger {
  border:none;
  border-radius:14px;
  padding:12px 16px;
  cursor:pointer;
  font-weight:600;
  transition:.2s;
}

.btn {
  background: var(--primary);
  color:white;
}

.btn:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
}

.btn-outline {
  background:white;
  border:1px solid var(--primary);
  color: var(--primary-dark);
}

.btn-outline:hover {
  background: var(--primary);
  color:white;
}

.btn-danger {
  background: var(--danger);
  color:white;
}

.btn-danger:hover {
  opacity:.92;
}

/* ROW */

.row {
  display:flex;
  gap:10px;
  flex-wrap:wrap;
}

/* TABLE */

.table-wrap {
  overflow:auto;
}

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

th,
td {
  text-align:left;
  padding:14px 12px;
  border-bottom:1px solid var(--border);
  vertical-align:top;
}

th {
  color: var(--muted);
  font-size:.9rem;
  font-weight:700;
}

tr:hover {
  background: rgba(203,183,156,.06);
}

/* BADGE */

.badge {
  display:inline-block;
  padding:6px 10px;
  border-radius:999px;
  font-size:.85rem;
  background: rgba(203,183,156,.18);
  color: var(--primary-dark);
  font-weight:600;
}

/* ALERT */

.alert {
  margin: 12px 0;
  padding: 14px;
  border-radius: 14px;
  background: #fef2f2;
  color: #991b1b;
}

.success {
  background: #ecfdf5;
  color: #166534;
}

/* LOGIN */

.login-page {
  min-height:100vh;
  display:grid;
  place-items:center;
  padding:20px;
  background: var(--background);
}

.login-card {
  width:min(460px, 100%);
  background:white;
  padding:30px;
  border-radius:24px;
  border:1px solid var(--border);
  box-shadow: 0 18px 40px rgba(0,0,0,.06);
}

.small {
  color: var(--muted);
  font-size:.92rem;
}

/* MOBILE */

@media (max-width: 900px) {

  .admin-layout {
    grid-template-columns: 1fr;
  }

  .sidebar {
    border-right:none;
    border-bottom:1px solid var(--border);
  }

  .grid-2 {
    grid-template-columns: 1fr;
  }

  .main {
    padding:20px;
  }

  .topbar {
    flex-direction:column;
    align-items:flex-start;
  }

  .topbar h1 {
    font-size:1.6rem;
  }

  .cards {
    grid-template-columns:1fr;
  }

  .row {
    flex-direction:column;
  }

  .btn,
  .btn-outline,
  .btn-danger {
    width:100%;
  }
}