:root {
  --bg: #f3f5f7;
  --ink: #161d26;
  --muted: #667384;
  --line: #d9e0e8;
  --surface: #ffffff;
  --accent: #2f5d50;
  --accent-2: #1d3d35;
  --danger: #9b2c3a;
  --warn: #8a6a1f;
  --sidebar: #121820;
  --font: "Manrope", sans-serif;
  --display: "Cormorant Garamond", Georgia, serif;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--ink);
}
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }

.login-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 1.5rem;
  background:
    radial-gradient(600px 300px at 20% 10%, rgba(47,93,80,.18), transparent),
    linear-gradient(160deg, #e9eef3, #f7f8fa);
}
.login-card {
  width: min(420px, 100%);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 2rem;
  box-shadow: 0 20px 50px rgba(18,24,32,.08);
}
.login-card h1 {
  margin: 0 0 .35rem;
  font-family: var(--display);
  font-size: 2.2rem;
  letter-spacing: .12em;
}
.login-card p { margin: 0 0 1.4rem; color: var(--muted); }
.form-group { display: grid; gap: .4rem; margin-bottom: 1rem; }
.form-group label { font-size: .86rem; font-weight: 600; }
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: .75rem .9rem;
  background: #fff;
}
.form-group textarea { min-height: 120px; resize: vertical; }
.form-group textarea.code {
  min-height: 180px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: .86rem;
  background: #0f141b;
  color: #d7e2ea;
  border-color: #243040;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .35rem;
  min-height: 44px;
  padding: .65rem 1.1rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 600;
  cursor: pointer;
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-2); }
.btn-ghost { background: #fff; border-color: var(--line); }
.btn-danger { background: #fff; color: var(--danger); border-color: #efc4ca; }
.btn-block { width: 100%; }

.admin-shell { display: grid; grid-template-columns: 250px 1fr; min-height: 100vh; }
.sidebar {
  background: var(--sidebar);
  color: #d8dee6;
  padding: 1.4rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}
.sidebar .brand {
  font-family: var(--display);
  letter-spacing: .14em;
  font-size: 1.5rem;
  color: #fff;
  padding: .4rem .6rem;
}
.sidebar nav { display: grid; gap: .35rem; }
.sidebar a {
  padding: .7rem .8rem;
  border-radius: 10px;
  color: #aeb8c4;
  font-weight: 500;
}
.sidebar a:hover,
.sidebar a.active {
  background: rgba(255,255,255,.08);
  color: #fff;
}
.sidebar .meta {
  margin-top: auto;
  padding: .8rem;
  color: #8d98a6;
  font-size: .85rem;
}
.content { padding: 1.5rem; }
.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.25rem;
}
.topbar h1 {
  margin: 0;
  font-size: 1.55rem;
  font-family: var(--display);
  font-weight: 600;
}
.cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-bottom: 1.4rem;
}
.stat-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 1.1rem 1.2rem;
}
.stat-card span { color: var(--muted); font-size: .84rem; }
.stat-card strong {
  display: block;
  margin-top: .35rem;
  font-size: 1.7rem;
  font-family: var(--display);
}
.panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  overflow: hidden;
}
.panel-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.15rem;
  border-bottom: 1px solid var(--line);
}
.panel-head h2 { margin: 0; font-size: 1.05rem; }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td {
  padding: .9rem 1.1rem;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: middle;
  font-size: .93rem;
}
th {
  font-size: .75rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--muted);
  background: #f8fafb;
}
.thumb {
  width: 48px;
  height: 60px;
  object-fit: cover;
  border-radius: 8px;
  background: #e6ebf0;
}
.badge {
  display: inline-flex;
  align-items: center;
  padding: .2rem .55rem;
  border-radius: 999px;
  font-size: .75rem;
  font-weight: 700;
}
.badge-ok { background: #dcefe8; color: #1f5a49; }
.badge-off { background: #eceff3; color: #5d6a78; }
.flash {
  margin-bottom: 1rem;
  padding: .85rem 1rem;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: #fff;
}
.flash-success { background: #e8f5ef; border-color: #b9dccb; }
.flash-error { background: #f8e9ec; border-color: #efc4ca; color: var(--danger); }
.grid-2 {
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 1rem;
}
.help {
  font-size: .84rem;
  color: var(--muted);
  margin-top: .35rem;
}
.preview-box {
  border: 1px dashed var(--line);
  border-radius: 14px;
  padding: 1rem;
  background: #fafbfc;
}
.preview-box img {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
  border-radius: 12px;
  background: #e7ecf1;
}
.actions { display: flex; gap: .45rem; flex-wrap: wrap; }
.search-bar {
  display: flex;
  gap: .6rem;
  flex-wrap: wrap;
  align-items: center;
}
.search-bar input {
  min-width: 220px;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: .65rem 1rem;
  background: #fff;
}

@media (max-width: 980px) {
  .admin-shell { grid-template-columns: 1fr; }
  .sidebar { position: sticky; top: 0; z-index: 20; }
  .cards, .grid-2 { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .cards, .grid-2 { grid-template-columns: 1fr; }
  .content { padding: 1rem; }
}