:root {
  --admin-bg: #edf2f0;
  --admin-ink: #102f35;
  --admin-muted: #668082;
  --admin-line: #d6e0dd;
  --admin-white: #fff;
  --admin-green: #173f44;
  --admin-gold: #b59055;
  --admin-danger: #a43d35;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--admin-bg); color: var(--admin-ink); font-family: "DM Sans", Arial, sans-serif; }
body, button, input, select, textarea { font: inherit; }
a { color: inherit; }
.admin-layout { min-height: 100vh; display: grid; grid-template-columns: 260px 1fr; }
.admin-sidebar { padding: 28px 20px; background: var(--admin-green); color: #fff; }
.admin-brand { display: flex; gap: 11px; align-items: center; margin-bottom: 38px; text-decoration: none; }
.admin-brand img { width: 45px; height: 45px; object-fit: cover; border-radius: 50%; }
.admin-brand strong, .admin-brand small { display: block; }
.admin-brand small { color: rgba(255,255,255,.62); font-size: .75rem; }
.admin-nav { display: grid; gap: 5px; }
.admin-nav a { padding: 11px 13px; border-radius: 8px; text-decoration: none; color: rgba(255,255,255,.72); }
.admin-nav a:hover, .admin-nav a.active { background: rgba(255,255,255,.12); color: #fff; }
.admin-main { padding: 35px clamp(20px, 4vw, 60px); overflow: hidden; }
.admin-topbar { display: flex; justify-content: space-between; align-items: center; gap: 20px; margin-bottom: 30px; }
.admin-topbar h1 { margin: 0; font-size: 1.8rem; }
.admin-topbar p { margin: 4px 0 0; color: var(--admin-muted); }
.admin-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 16px;
  border: 1px solid transparent;
  border-radius: 8px;
  background: var(--admin-green);
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  cursor: pointer;
}
.admin-button.secondary { color: var(--admin-green); background: #fff; border-color: var(--admin-line); }
.admin-button.danger { background: var(--admin-danger); }
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 15px; margin-bottom: 25px; }
.stat-card, .admin-card { background: var(--admin-white); border: 1px solid var(--admin-line); border-radius: 13px; }
.stat-card { padding: 20px; }
.stat-card span { color: var(--admin-muted); font-size: .82rem; }
.stat-card strong { display: block; margin-top: 7px; font-size: 2rem; }
.admin-card { padding: 24px; margin-bottom: 22px; }
.admin-card h2 { margin-top: 0; }
.table-wrap { overflow-x: auto; }
.admin-table { width: 100%; border-collapse: collapse; }
.admin-table th, .admin-table td { padding: 13px 10px; border-bottom: 1px solid var(--admin-line); text-align: left; vertical-align: top; }
.admin-table th { color: var(--admin-muted); font-size: .75rem; text-transform: uppercase; letter-spacing: .07em; }
.status { display: inline-block; padding: 5px 9px; border-radius: 999px; background: #e7f3ed; font-size: .75rem; }
.status.new { background: #fff2d8; }
.admin-form { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.admin-field { display: grid; gap: 6px; }
.admin-field.full { grid-column: 1 / -1; }
.admin-field label { font-weight: 600; font-size: .82rem; }
.admin-field input, .admin-field select, .admin-field textarea { width: 100%; min-height: 45px; padding: 10px 11px; border: 1px solid var(--admin-line); background: #fbfcfc; }
.admin-field textarea { min-height: 110px; }
.admin-actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.admin-alert { padding: 13px 15px; margin-bottom: 20px; border-left: 3px solid var(--admin-gold); background: #fff; }
.login-page { min-height: 100vh; display: grid; place-items: center; padding: 20px; background: linear-gradient(135deg, #0d353a, #1d575c); }
.login-card { width: min(430px, 100%); padding: 38px; background: #fff; border-radius: 14px; box-shadow: 0 25px 80px rgba(0,0,0,.25); }
.login-card img { width: 70px; height: 70px; object-fit: cover; border-radius: 50%; }
.login-card h1 { margin-bottom: 5px; }
.login-card p { color: var(--admin-muted); }
.login-card .admin-field { margin: 20px 0; }
.muted { color: var(--admin-muted); }
@media (max-width: 900px) {
  .admin-layout { grid-template-columns: 1fr; }
  .admin-sidebar { padding: 18px; }
  .admin-brand { margin-bottom: 14px; }
  .admin-nav { grid-template-columns: repeat(3, 1fr); }
  .stats { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 600px) {
  .admin-nav { grid-template-columns: 1fr 1fr; }
  .stats, .admin-form { grid-template-columns: 1fr; }
  .admin-field.full { grid-column: auto; }
  .admin-topbar { align-items: flex-start; flex-direction: column; }
}