:root {
  --ink: #1f2b24;
  --muted: #66736b;
  --line: #e4dfd6;
  --paper: #f7f4ee;
  --panel: #ffffff;
  --accent: #0f766e;
  --danger: #b42318;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Arial, Tahoma, sans-serif;
  color: var(--ink);
  background: var(--paper);
}
a { color: inherit; text-decoration: none; }
input, select, textarea, button { font: inherit; }
.admin-sidebar {
  position: fixed;
  inset: 0 auto 0 0;
  width: 244px;
  padding: 22px;
  background: #17231d;
  color: white;
}
.admin-brand {
  display: block;
  font-weight: 800;
  font-size: 24px;
  margin-bottom: 28px;
}
.admin-sidebar nav { display: grid; gap: 6px; }
.admin-sidebar a:not(.admin-brand) {
  padding: 11px 12px;
  border-radius: 8px;
  color: #d8e2dc;
}
.admin-sidebar a:hover { background: rgba(255,255,255,.1); color: white; }
.admin-main {
  margin-left: 244px;
  padding: 24px;
}
.admin-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 20px;
}
h1 { margin: 0; font-size: 30px; }
h2 { margin: 0 0 16px; font-size: 20px; }
.stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(150px, 1fr));
  gap: 14px;
  margin-bottom: 18px;
}
.stats article, .admin-panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
}
.stats span { color: var(--muted); display: block; }
.stats strong { font-size: 28px; }
.admin-grid {
  display: grid;
  grid-template-columns: minmax(260px, 380px) 1fr;
  gap: 18px;
  align-items: start;
  margin-bottom: 18px;
}
.admin-grid.wide { grid-template-columns: minmax(320px, 460px) 1fr; }
.panel-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}
.admin-form { display: grid; gap: 13px; }
.admin-form label, .login-card label { display: grid; gap: 6px; font-weight: 700; }
.admin-form input, .admin-form select, .admin-form textarea, .login-card input, .inline-form select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 12px;
  background: #fff;
}
textarea { min-height: 90px; resize: vertical; }
.check { display: flex !important; grid-template-columns: auto 1fr; align-items: center; gap: 8px; }
.check input { width: auto; }
.btn {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-height: 40px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px 13px;
  background: white;
  font-weight: 700;
  cursor: pointer;
}
.btn-primary { background: var(--accent); color: white; border-color: var(--accent); }
.btn-danger { background: var(--danger); color: white; border-color: var(--danger); }
.btn:disabled { opacity: .55; cursor: default; }
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
th, td {
  padding: 11px 9px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}
th { color: var(--muted); font-weight: 700; }
.table-actions { white-space: nowrap; }
.table-actions a { margin-right: 10px; color: var(--accent); }
.delete-form { display: inline; }
.delete-form button {
  border: 0;
  background: transparent;
  color: var(--danger);
  padding: 0;
  font: inherit;
  cursor: pointer;
}
.thumb { width: 56px; height: 48px; object-fit: cover; border-radius: 6px; background: var(--paper); }
.badge {
  display: inline-flex;
  border-radius: 999px;
  background: #e9f7ef;
  color: #166534;
  padding: 4px 8px;
  font-size: 12px;
  font-weight: 700;
}
.inline-form { display: flex; gap: 8px; align-items: center; }
.flash {
  padding: 12px 14px;
  border-radius: 8px;
  margin: 12px 0;
  background: #e9f7ef;
  border: 1px solid #bbe3c7;
}
.flash-error {
  background: #fff0ed;
  border-color: #ffcdc5;
  color: var(--danger);
}
.extension-list { display: grid; gap: 12px; }
.extension-list article {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 13px;
}
.extension-list small, .extension-list p { display: block; color: var(--muted); margin: 4px 0 0; }
.login-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 20px;
}
.login-card {
  width: min(420px, 100%);
  display: grid;
  gap: 14px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 24px;
}
.login-card h1 { color: var(--accent); }
.login-card p { color: var(--muted); margin: 0; }
@media (max-width: 900px) {
  .admin-sidebar { position: static; width: auto; }
  .admin-main { margin-left: 0; }
  .stats, .admin-grid, .admin-grid.wide { grid-template-columns: 1fr; }
  table { display: block; overflow-x: auto; }
}