:root {
  --a-ink: #0a1930;
  --a-navy: #0d2b4e;
  --a-teal: #0ea5b7;
  --a-amber: #f5a623;
  --a-bg: #f4f6f9;
  --a-border: #e2e8f0;
  --a-text: #33445a;
  --a-radius: 10px;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: 'Inter', 'Segoe UI', sans-serif;
  background: var(--a-bg);
  color: var(--a-text);
}
a { color: inherit; text-decoration: none; }
.admin-shell { display: flex; min-height: 100vh; }
.admin-sidebar {
  width: 240px;
  background: var(--a-ink);
  color: rgba(255,255,255,0.85);
  flex-shrink: 0;
  padding: 24px 0;
  display: flex;
  flex-direction: column;
}
.admin-sidebar .brand {
  display: flex; align-items: center; gap: 10px;
  padding: 0 24px 24px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  margin-bottom: 16px;
}
.admin-sidebar .brand img { height: 30px; }
.admin-sidebar .brand span { font-weight: 700; color: #fff; font-size: 14px; }
.admin-nav-group { margin-bottom: 18px; }
.admin-nav-group h6 {
  padding: 0 24px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(255,255,255,0.4);
  margin: 0 0 8px;
}
.admin-nav-group a {
  display: block;
  padding: 10px 24px;
  font-size: 14px;
  font-weight: 500;
  color: rgba(255,255,255,0.75);
}
.admin-nav-group a:hover { background: rgba(255,255,255,0.06); color: #fff; }
.admin-nav-group a.active { background: var(--a-teal); color: #fff; font-weight: 600; }
.admin-sidebar .logout { margin-top: auto; padding: 16px 24px 0; border-top: 1px solid rgba(255,255,255,0.1); }
.admin-sidebar .logout a { padding: 10px 0; color: rgba(255,255,255,0.6); }

.admin-main { flex: 1; min-width: 0; }
.admin-topbar {
  background: #fff;
  border-bottom: 1px solid var(--a-border);
  padding: 18px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.admin-topbar h1 { font-size: 20px; margin: 0; color: var(--a-ink); }
.admin-topbar a.view-site { font-size: 13px; font-weight: 600; color: var(--a-teal); }
.admin-content { padding: 32px; max-width: 1100px; }

.a-card { background: #fff; border: 1px solid var(--a-border); border-radius: var(--a-radius); padding: 24px; margin-bottom: 24px; }
.a-card h2 { font-size: 16px; margin: 0 0 18px; color: var(--a-ink); }

.a-btn {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--a-teal); color: #fff;
  border: none; border-radius: 8px;
  padding: 10px 18px; font-size: 14px; font-weight: 600;
  cursor: pointer;
}
.a-btn:hover { background: #0c8e9d; }
.a-btn-secondary { background: #fff; color: var(--a-text); border: 1.5px solid var(--a-border); }
.a-btn-secondary:hover { background: var(--a-bg); }
.a-btn-danger { background: #fdecec; color: #b42318; }
.a-btn-danger:hover { background: #fbdada; }
.a-btn-sm { padding: 6px 12px; font-size: 12.5px; }

.a-field { margin-bottom: 18px; }
.a-field label { display: block; font-weight: 600; font-size: 13px; margin-bottom: 6px; color: var(--a-ink); }
.a-field input, .a-field select, .a-field textarea {
  width: 100%; padding: 10px 14px; border: 1.5px solid var(--a-border);
  border-radius: 8px; font-size: 14px; font-family: inherit; color: var(--a-ink);
}
.a-field textarea { min-height: 100px; resize: vertical; }
.a-field .hint { font-size: 12px; color: #8a96a3; margin-top: 4px; }
.a-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.a-row-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 18px; }

.a-table { width: 100%; border-collapse: collapse; }
.a-table th { text-align: left; font-size: 12px; text-transform: uppercase; color: #8a96a3; padding: 10px 12px; border-bottom: 2px solid var(--a-border); }
.a-table td { padding: 12px; border-bottom: 1px solid var(--a-border); font-size: 14px; vertical-align: middle; }
.a-table img.thumb { width: 40px; height: 40px; object-fit: contain; background: var(--a-bg); border-radius: 6px; padding: 4px; }
.a-table tr:hover td { background: #fafbfc; }

.a-badge { display: inline-block; padding: 3px 10px; border-radius: 999px; font-size: 11.5px; font-weight: 700; }
.a-badge-green { background: #e6f7ee; color: #157347; }
.a-badge-gray { background: #eef1f4; color: #66727f; }
.a-badge-amber { background: #fff4e0; color: #b5750c; }

.a-alert { padding: 12px 16px; border-radius: 8px; font-size: 14px; margin-bottom: 20px; }
.a-alert-success { background: #e6f7ee; color: #157347; border: 1px solid #b6e6c9; }
.a-alert-error { background: #fdecec; color: #b42318; border: 1px solid #f6c2c2; }

.a-stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 18px; margin-bottom: 28px; }
.a-stat { background: #fff; border: 1px solid var(--a-border); border-radius: var(--a-radius); padding: 20px; }
.a-stat strong { display: block; font-size: 26px; color: var(--a-ink); }
.a-stat span { font-size: 13px; color: #8a96a3; }

.login-shell {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  background: var(--a-ink);
}
.login-card {
  background: #fff; border-radius: 16px; padding: 40px; width: 100%; max-width: 380px;
}
.login-card img { height: 40px; margin-bottom: 20px; }
.login-card h1 { font-size: 20px; margin: 0 0 24px; color: var(--a-ink); }

.sortable-handle { cursor: grab; color: #b7c0ca; }