:root {
  --canary: #ffe135;
  --canary-deep: #f5c400;
  --ink: #121212;
  --line: #e8e8e8;
  --bg: #f6f6f4;
  --panel: #fff;
  --font: "Montserrat", ui-sans-serif, system-ui, sans-serif;
}
* { box-sizing: border-box; }
body {
  margin: 0; font-family: var(--font); background: var(--bg); color: var(--ink);
  display: grid; grid-template-columns: 240px 1fr; min-height: 100vh;
}
a { color: inherit; text-decoration: none; }
.admin-nav {
  background: #141414; color: #fff; padding: 22px 16px; position: sticky; top: 0; height: 100vh;
}
.admin-nav .brand {
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; letter-spacing: .08em; margin-bottom: 24px;
}
.admin-nav .brand span {
  display: inline-grid; place-items: center; width: 1.05em; height: 1.05em;
  border-radius: 50%; background: var(--canary); color: #111; margin: 0 .02em;
}
.admin-nav-groups { display: grid; gap: 14px; }
.admin-nav-group { display: grid; gap: 2px; }
.admin-nav-label {
  display: block; padding: 0 12px 6px; font-size: .68rem; font-weight: 700;
  letter-spacing: .08em; text-transform: uppercase; color: #777;
}
.admin-nav a {
  display: flex; align-items: center; min-height: 38px; padding: 0 12px;
  border-radius: 10px; color: #ddd; font-weight: 600; font-size: .92rem;
}
.admin-nav a:hover,
.admin-nav a.is-active { background: #2a2a2a; color: var(--canary); }
.admin-main { padding: 28px; }
.head-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.head-actions { display: flex; gap: 8px; flex-wrap: wrap; }
.muted-line { margin: 4px 0 0; color: #777; font-size: .9rem; }
.hint { margin: 10px 0 0; color: #888; font-size: .85rem; }
.stat-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin: 18px 0 28px; }
.stat {
  background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 16px;
  display: grid; gap: 6px;
}
.stat span { color: #777; font-size: .85rem; font-weight: 600; }
.stat strong { font-size: 1.4rem; }
.table-wrap { overflow: auto; background: var(--panel); border: 1px solid var(--line); border-radius: 14px; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 12px 14px; border-bottom: 1px solid var(--line); text-align: left; font-size: .92rem; vertical-align: middle; }
th { background: #fafafa; font-size: .8rem; text-transform: uppercase; letter-spacing: .04em; color: #666; }
.actions { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.danger { color: #c1121f; }
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 40px; padding: 0 14px; border-radius: 999px; border: 0;
  background: var(--canary); color: #111; font-weight: 700; cursor: pointer; text-decoration: none;
}
.btn.ghost { background: #fff; border: 1px solid var(--line); }
.btn.sm { min-height: 34px; padding: 0 12px; font-size: .82rem; }
.btn.danger-btn { background: #fff; border: 1px solid #f1c0c0; color: #c1121f; }
.btn.danger-btn:hover { background: #ffe8e8; }
.pill { display: inline-flex; align-items: center; justify-content: center; padding: 4px 10px; border-radius: 999px; background: var(--canary); font-size: .75rem; font-weight: 700; }
.pill.off { background: #eee; color: #666; }
.alert { padding: 12px 14px; border-radius: 12px; margin: 12px 0; background: #eaffc7; }
.alert.err { background: #ffe1e1; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; max-width: 860px; background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 18px; }
.form-grid label { display: grid; gap: 6px; font-weight: 600; font-size: .88rem; }
.form-grid .full { grid-column: 1 / -1; }
.form-grid input, .form-grid textarea, .form-grid select,
.inline-form input, .inline-form select,
.cat-create-form input, .cat-create-form select,
.filters input, .filters select,
.admin-dlg input, .admin-dlg select {
  border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; font: inherit;
}
.check { display: flex !important; align-items: center; gap: 8px; }
.inline-form { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin: 16px 0; }
.thumb { width: 120px; height: 120px; border-radius: 12px; background-size: cover; background-position: center; border: 1px solid var(--line); margin-top: 8px; }
.prod-thumb { display: inline-block; width: 44px; height: 44px; border-radius: 10px; background: #f3f3f3 center/cover no-repeat; border: 1px solid var(--line); }
.prod-thumb.empty { background: #f7f7f7; }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.panel { background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 18px; margin: 16px 0; }
.panel h2 { margin: 0 0 12px; font-size: 1.05rem; }
.sum-row { display: flex; justify-content: space-between; gap: 12px; padding: 8px 0; border-bottom: 1px solid var(--line); }
.sum-total { display: flex; justify-content: space-between; margin-top: 10px; font-size: 1.1rem; }
.filters { display: flex; flex-wrap: wrap; gap: 10px; margin: 0 0 16px; align-items: center; }
.filters input[type=search] { min-width: 220px; flex: 1; }

.cat-create-form {
  display: grid;
  grid-template-columns: 1.4fr 1.2fr auto;
  gap: 12px;
  align-items: end;
}
.cat-create-form label { display: grid; gap: 6px; font-weight: 600; font-size: .88rem; }
.cat-tree { display: grid; gap: 6px; }
.cat-row { border: 1px solid var(--line); border-radius: 12px; background: #fafafa; }
.cat-main {
  display: grid;
  grid-template-columns: 16px 1fr auto;
  gap: 10px;
  align-items: center;
  padding: 10px 12px;
  padding-left: calc(12px + (var(--d, 0) * 18px));
}
.cat-indent {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--canary);
  opacity: calc(1 - (var(--d, 0) * 0.15));
}
.cat-info { display: grid; gap: 2px; min-width: 0; }
.cat-meta { color: #888; font-size: .8rem; }
.cat-actions { display: flex; flex-wrap: wrap; gap: 6px; justify-content: flex-end; }
.cat-actions .inline { display: inline; margin: 0; }
.actions form.inline { display: inline; margin: 0; }

.admin-dlg {
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 0;
  width: min(420px, 92vw);
  box-shadow: 0 20px 50px rgba(0,0,0,.18);
}
.admin-dlg::backdrop { background: rgba(0,0,0,.35); }
.admin-dlg form { display: grid; gap: 12px; padding: 18px; }
.admin-dlg h3 { margin: 0; }
.admin-dlg label { display: grid; gap: 6px; font-weight: 600; font-size: .88rem; }
.dlg-actions { display: flex; gap: 8px; justify-content: flex-end; }

.login-body { display: grid; place-items: center; min-height: 100vh; background: linear-gradient(160deg, #fff6b0, #fafafa 50%, #fff); grid-template-columns: 1fr; }
.login-card {
  width: min(380px, 92vw); background: #fff; border: 1px solid var(--line); border-radius: 18px;
  padding: 28px; box-shadow: 0 16px 40px rgba(0,0,0,.08); display: grid; gap: 12px;
}
.login-card .brand { text-align: center; font-weight: 800; letter-spacing: .08em; font-size: 1.3rem; margin-bottom: 8px; }
.login-card .brand span {
  display: inline-grid; place-items: center; width: 1.05em; height: 1.05em;
  border-radius: 50%; background: var(--canary); color: #111;
}
.login-card label { display: grid; gap: 6px; font-weight: 600; }
.login-card input { border: 1px solid var(--line); border-radius: 10px; padding: 12px; }
.login-card button {
  margin-top: 6px; min-height: 46px; border: 0; border-radius: 999px;
  background: var(--canary); font-weight: 800; cursor: pointer;
}
@media (max-width: 900px) {
  body { grid-template-columns: 1fr; }
  .admin-nav { position: relative; height: auto; }
  .stat-grid, .form-grid, .two-col, .cat-create-form { grid-template-columns: 1fr; }
  .cat-main { grid-template-columns: 16px 1fr; }
  .cat-actions { grid-column: 1 / -1; justify-content: flex-start; }
}