/* =========================================================================
   Admin UI
   ========================================================================= */
body.page-admin { background: #060B18; }

.admin-shell {
  display: grid;
  grid-template-columns: 260px 1fr;
  min-height: 100vh;
}
.admin-sidebar {
  background: rgba(11, 18, 32, 0.7);
  backdrop-filter: blur(18px);
  border-right: 1px solid var(--c-line);
  padding: 28px 22px;
  position: sticky; top: 0; height: 100vh;
}
.admin-sidebar__brand img { height: 30px; margin-bottom: 32px; }
.admin-sidebar nav { display: grid; gap: 4px; }
.admin-sidebar nav a {
  padding: 11px 14px;
  border-radius: var(--r-md);
  color: var(--c-text-soft);
  font-weight: 500;
  font-size: .94rem;
  display: flex;
  align-items: center;
  gap: 10px;
  transition: background var(--t-fast), color var(--t-fast);
}
.admin-sidebar nav a:hover { background: var(--c-glass-2); color: var(--c-white); }
.admin-sidebar nav a.is-active {
  background: linear-gradient(135deg, rgba(59,130,246,.22), rgba(139,92,246,.18));
  color: var(--c-white);
  border: 1px solid rgba(59,130,246,.3);
}
.admin-sidebar__foot {
  position: absolute;
  bottom: 22px;
  left: 22px; right: 22px;
  font-size: .82rem;
  color: var(--c-text-muted);
  border-top: 1px solid var(--c-line);
  padding-top: 16px;
}
.admin-sidebar__foot a { color: var(--c-text); }

.admin-main { padding: 32px 40px 60px; max-width: 1200px; }
.admin-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 28px;
}
.admin-topbar h1 { font-size: 1.7rem; margin: 0; }

.flash {
  padding: 12px 18px;
  border-radius: var(--r-md);
  margin-bottom: 20px;
  border: 1px solid;
  font-size: .94rem;
}
.flash--ok  { background: rgba(16,185,129,.1);  border-color: rgba(16,185,129,.4);  color: #6ee7b7; }
.flash--err { background: rgba(239,68,68,.1);   border-color: rgba(239,68,68,.4);   color: #fca5a5; }

.card {
  background: linear-gradient(160deg, rgba(255,255,255,.05), rgba(255,255,255,.01));
  border: 1px solid var(--c-line);
  border-radius: var(--r-lg);
  padding: 24px;
}

.table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-size: .92rem;
}
.table th, .table td {
  padding: 14px 16px;
  text-align: left;
  border-bottom: 1px solid var(--c-line);
}
.table th { font-weight: 600; color: var(--c-text-muted); text-transform: uppercase; letter-spacing: .08em; font-size: .76rem; }
.table tr:hover td { background: var(--c-glass); }
.tag {
  display: inline-block;
  padding: 3px 10px;
  border-radius: var(--r-full);
  font-size: .72rem;
  text-transform: uppercase;
  letter-spacing: .08em;
}
.tag--published { background: rgba(16,185,129,.15); color: #6ee7b7; }
.tag--draft     { background: rgba(245,158,11,.15); color: #fcd34d; }

.field { display: grid; gap: 6px; margin-bottom: 18px; }
.field label { font-size: .82rem; color: var(--c-text-muted); font-weight: 500; letter-spacing: .04em; }
.field input, .field textarea, .field select {
  width: 100%;
  padding: 12px 14px;
  border-radius: var(--r-md);
  background: rgba(255,255,255,.04);
  border: 1px solid var(--c-line-strong);
  color: var(--c-text);
  font: inherit;
  transition: border-color var(--t-fast), background var(--t-fast);
}
.field input:focus, .field textarea:focus, .field select:focus {
  outline: none;
  border-color: var(--c-blue-2);
  background: rgba(255,255,255,.06);
}
.field textarea { resize: vertical; min-height: 280px; line-height: 1.6; font-family: ui-monospace, Menlo, Consolas, monospace; font-size: .92rem; }

.actions { display: flex; gap: 10px; align-items: center; }

.login-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 40px 20px;
}
.login-card {
  width: 100%; max-width: 420px;
  padding: 36px;
  background: linear-gradient(160deg, rgba(255,255,255,.06), rgba(255,255,255,.02));
  border: 1px solid var(--c-line-strong);
  border-radius: var(--r-lg);
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow-2);
}
.login-card__logo { height: 36px; margin-bottom: 22px; }
.login-card h2 { font-size: 1.5rem; margin-bottom: 6px; }
.login-card .muted { margin-bottom: 28px; font-size: .92rem; }

@media (max-width: 860px) {
  .admin-shell { grid-template-columns: 1fr; }
  .admin-sidebar { position: static; height: auto; padding: 20px; }
  .admin-sidebar__foot { position: static; padding-top: 16px; margin-top: 16px; }
  .admin-main { padding: 24px; }
}