@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500;700&family=Inter:wght@400;500;600;700&display=swap');

:root {
  --ink: #0E1720; --ink-soft: #16222E; --paper: #F5F6F3; --paper-dim: #E9EBE6;
  --amber: #E8A33D; --steel: #3B5568; --rec-red: #C4402B; --slate: #1F2A33; --white: #FFFFFF;
  --font-display: 'JetBrains Mono', monospace; --font-body: 'Inter', sans-serif; --radius: 2px;
}
* { box-sizing: border-box; }
body { margin:0; font-family: var(--font-body); background: var(--paper-dim); color: var(--slate); }
a { color: inherit; text-decoration: none; }

.admin-shell { display: flex; min-height: 100vh; }
.admin-sidebar {
  width: 220px; background: var(--ink); color: var(--paper); flex-shrink: 0;
  padding: 24px 0; position: sticky; top: 0; height: 100vh;
}
.admin-sidebar .brand {
  font-family: var(--font-display); font-weight: 700; font-size: 15px;
  padding: 0 24px 24px; border-bottom: 1px solid rgba(245,246,243,0.1); margin-bottom: 16px;
}
.admin-sidebar .brand span { color: var(--amber); }
.admin-nav a {
  display: block; padding: 12px 24px; font-size: 14px; opacity: 0.75;
  font-family: var(--font-display); text-transform: uppercase; letter-spacing: 0.03em;
}
.admin-nav a:hover, .admin-nav a.active { opacity: 1; background: rgba(245,246,243,0.06); color: var(--amber); }
.admin-main { flex: 1; padding: 32px 40px; max-width: 1100px; }

h1, h2, h3 { font-family: var(--font-display); color: var(--ink); margin: 0 0 8px; }
.page-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 28px; flex-wrap: wrap; gap: 12px; }
.subtle { color: var(--steel); font-size: 14px; }

.btn {
  display: inline-flex; align-items: center; gap: 8px; font-family: var(--font-display);
  font-size: 13px; text-transform: uppercase; letter-spacing: 0.03em; padding: 11px 18px;
  border-radius: var(--radius); border: 1px solid var(--ink); cursor: pointer; background: transparent; color: var(--ink);
}
.btn-primary { background: var(--amber); border-color: var(--amber); color: var(--ink); }
.btn-danger { border-color: var(--rec-red); color: var(--rec-red); }
.btn-sm { padding: 7px 12px; font-size: 12px; }

.card { background: var(--white); border: 1px solid rgba(31,42,51,0.1); border-radius: var(--radius); padding: 24px; }
.stat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-bottom: 32px; }
.stat-card { background: var(--white); border: 1px solid rgba(31,42,51,0.1); padding: 22px; border-radius: var(--radius); }
.stat-card .num { font-family: var(--font-display); font-size: 32px; font-weight: 700; color: var(--ink); }
.stat-card .lbl { font-size: 13px; color: var(--steel); text-transform: uppercase; letter-spacing: 0.04em; font-family: var(--font-display); }

table { width: 100%; border-collapse: collapse; background: var(--white); }
th, td { text-align: left; padding: 12px 16px; border-bottom: 1px solid rgba(31,42,51,0.08); font-size: 14px; }
th { font-family: var(--font-display); font-size: 12px; text-transform: uppercase; letter-spacing: 0.04em; color: var(--steel); }
tr.unread { background: rgba(232,163,61,0.06); }
.thumb { width: 48px; height: 48px; object-fit: cover; border-radius: var(--radius); background: var(--paper-dim); }
.badge { display: inline-block; padding: 3px 10px; border-radius: 20px; font-size: 11px; font-family: var(--font-display); text-transform: uppercase; }
.badge-active { background: rgba(99,153,34,0.12); color: #27500A; }
.badge-hidden { background: rgba(136,135,128,0.15); color: #5F5E5A; }

.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-family: var(--font-display); font-size: 12px; text-transform: uppercase; letter-spacing: 0.04em; margin-bottom: 6px; color: var(--steel); }
.form-group input, .form-group select, .form-group textarea {
  width: 100%; padding: 11px 12px; border: 1px solid rgba(31,42,51,0.2); border-radius: var(--radius);
  font-family: var(--font-body); font-size: 14px; background: var(--white);
}
.form-group textarea { min-height: 100px; resize: vertical; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-check { display: flex; align-items: center; gap: 8px; }
.form-check input { width: auto; }

.alert { padding: 12px 16px; border-radius: var(--radius); margin-bottom: 20px; font-size: 14px; }
.alert-success { background: rgba(232,163,61,0.15); border: 1px solid var(--amber); }
.alert-error { background: rgba(196,64,43,0.1); border: 1px solid var(--rec-red); color: var(--rec-red); }

.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: var(--ink); }
.login-card { background: var(--white); padding: 40px; width: 360px; border-radius: var(--radius); }
.login-card h1 { font-size: 18px; margin-bottom: 4px; }

@media (max-width: 800px) {
  .admin-shell { flex-direction: column; }
  .admin-sidebar { width: 100%; height: auto; position: static; padding: 16px 0; }
  .admin-nav { display: flex; flex-wrap: wrap; gap: 4px; padding: 0 12px; }
  .admin-nav a { padding: 8px 12px; font-size: 12px; }
  .admin-main { padding: 20px 16px; }
  .stat-grid, .form-row { grid-template-columns: 1fr; }
  .page-head { flex-direction: column; align-items: flex-start; }
  .page-head > a, .page-head > form { width: 100%; }
  .btn { width: 100%; justify-content: center; }
  table thead { display: none; }
  table, table tbody, table tr, table td { display: block; width: 100%; }
  table tr { border: 1px solid rgba(31,42,51,0.1); border-radius: var(--radius); margin-bottom: 14px; padding: 10px 0; }
  table td { border-bottom: none; padding: 6px 16px; }
  table td:empty { display: none; }
  table td[data-label]::before {
    content: attr(data-label);
    display: block;
    font-family: var(--font-display);
    font-size: 11px;
    text-transform: uppercase;
    color: var(--steel);
    margin-bottom: 4px;
  }
  .thumb { width: 60px; height: 60px; }
  .login-card { width: 90%; max-width: 360px; padding: 28px 24px; }
}

@media (max-width: 420px) {
  .stat-card .num { font-size: 26px; }
}