/* ── App shell background (subtle aurora, matches auth/landing) ── */
body.has-sidebar {
  background-color: var(--bg);
  background-image:
    radial-gradient(ellipse 65% 50% at 85% -12%, color-mix(in srgb, var(--accent) 28%, transparent), transparent 62%),
    radial-gradient(ellipse 50% 45% at 100% 80%, color-mix(in srgb, var(--accent2) 22%, transparent), transparent 62%),
    radial-gradient(ellipse 45% 38% at 50% -12%, color-mix(in srgb, #22d3ee 15%, transparent), transparent 62%);
}
body.has-sidebar::after {
  content: '';
  position: fixed; inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    linear-gradient(to right, color-mix(in srgb, var(--accent) 6%, transparent) 1px, transparent 1px),
    linear-gradient(to bottom, color-mix(in srgb, var(--accent) 6%, transparent) 1px, transparent 1px);
  background-size: 44px 44px;
  -webkit-mask-image: radial-gradient(ellipse 90% 90% at 65% 5%, #000 22%, transparent 76%);
  mask-image: radial-gradient(ellipse 90% 90% at 65% 5%, #000 22%, transparent 76%);
}

/* ── Page fade-in ── */
main { animation: pageIn 0.4s ease both; }
@keyframes pageIn { from { opacity: 0; } to { opacity: 1; } }
@media (prefers-reduced-motion: reduce) {
  main { animation: none; }
  .card, .card:hover { transition: none; transform: none; }
  .btn-primary:hover, .btn-danger:hover, .btn-success:hover, .btn-amber:hover, .btn-ghost:hover, .btn-cancel:hover { transform: none; }
}

/* ── Layout ── */
main { padding: 36px 28px; margin: 0 auto; }

/* ── Page header ── */
.page-hdr { margin-bottom: 24px; }
.page-hdr h1 { font-size: 24px; font-weight: 700; }
.page-hdr p { font-size: 13px; color: var(--muted); margin-top: 4px; }

/* ── Buttons ── */
button, .btn-primary, .btn-danger, .btn-success, .btn-amber, .btn-ghost, .btn-cancel { cursor: pointer; border: none; border-radius: var(--radius-sm); font-size: 13px; font-weight: 600; padding: 8px 16px; font-family: inherit; text-decoration: none; transition: transform 0.15s ease, opacity 0.2s ease, background 0.15s ease, border-color 0.15s ease, color 0.15s ease, box-shadow 0.15s ease; }
.btn-primary { background: linear-gradient(135deg, var(--accent), var(--accent2)); color: #fff; border: none; border-radius: var(--radius-md); transition: opacity 0.2s, transform 0.15s; display: inline-flex; align-items: center; gap: 6px; }
.btn-primary:hover { opacity: 0.9; transform: translateY(-1px); }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }
.btn-danger { background: var(--error-bg); color: var(--error); border: 1px solid color-mix(in srgb, var(--error) 25%, transparent); border-radius: 6px; }
.btn-danger:hover { background: color-mix(in srgb, var(--error) 18%, transparent); }
.btn-success { background: var(--success-bg); color: var(--green); border: 1px solid color-mix(in srgb, var(--success) 25%, transparent); border-radius: 6px; }
.btn-amber { background: var(--warning-bg); color: var(--amber); border: 1px solid color-mix(in srgb, var(--warning) 25%, transparent); border-radius: 6px; }
.btn-ghost { background: transparent; border: 1px solid var(--border); color: var(--muted); transition: all 0.15s; }
.btn-ghost:hover { border-color: rgba(99,102,241,0.4); color: var(--text); }
.btn-cancel { background: transparent; border: 1px solid var(--border); color: var(--muted); border-radius: var(--radius-sm); padding: 9px 16px; font-size: 13px; font-family: inherit; cursor: pointer; }
.btn-danger:hover, .btn-success:hover, .btn-amber:hover, .btn-ghost:hover, .btn-cancel:hover { transform: translateY(-1px); }
.btn-sm { padding: 5px 12px !important; font-size: 12px !important; }
.btn-xs { padding: 3px 8px !important; font-size: 11px !important; border-radius: 6px !important; }

button:focus-visible,
a:focus-visible,
.btn-primary:focus-visible,
.btn-ghost:focus-visible,
.btn-danger:focus-visible,
.btn-success:focus-visible,
.btn-amber:focus-visible,
.btn-cancel:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px var(--accent-glow);
}

/* ── Badges ── */
.badge { display: inline-block; padding: 3px 9px; border-radius: var(--radius-full); font-size: 11px; font-weight: 600; }
.badge-green { background: var(--success-bg); color: var(--green); border: 1px solid color-mix(in srgb, var(--success) 25%, transparent); }
.badge-red { background: var(--error-bg); color: var(--error); border: 1px solid color-mix(in srgb, var(--error) 25%, transparent); }
.badge-purple { background: color-mix(in srgb, var(--purple) 12%, transparent); color: var(--purple); border: 1px solid color-mix(in srgb, var(--purple) 25%, transparent); }
.badge-blue { background: color-mix(in srgb, var(--blue) 12%, transparent); color: var(--blue); border: 1px solid color-mix(in srgb, var(--blue) 30%, transparent); }
.badge-amber { background: var(--warning-bg); color: var(--amber); border: 1px solid color-mix(in srgb, var(--warning) 25%, transparent); }
.badge-rose { background: color-mix(in srgb, var(--error) 10%, transparent); color: var(--error); border: 1px solid color-mix(in srgb, var(--error) 25%, transparent); }

/* ── Tables ── */
.table-wrap { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); overflow: hidden; }
table { width: 100%; border-collapse: collapse; }
th { color: var(--muted); font-size: 11px; font-weight: 600; text-align: left; padding: 11px 18px; text-transform: uppercase; letter-spacing: 0.07em; background: var(--surface3); }
td { padding: 13px 18px; border-top: 1px solid var(--border); font-size: 14px; vertical-align: middle; transition: background 0.15s ease; }
tr:hover td { background: var(--table-row-hover); }
.mono { font-family: 'JetBrains Mono', monospace; font-size: 12px; }

/* ── Dialogs ── */
dialog { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-xl); color: var(--text); padding: 28px; min-width: min(460px, calc(100vw - 32px)); max-width: min(560px, calc(100vw - 32px)); font-family: 'Inter', sans-serif; margin: auto; }
dialog[open] { position: fixed; inset: 0; margin: auto; }
dialog::backdrop { background: rgba(0,0,0,.7); backdrop-filter: blur(4px); }
dialog h2 { font-size: 17px; margin-bottom: 20px; }
.dialog-desc { font-size: 13px; color: var(--muted); margin-bottom: 18px; }
.dialog-wide { width: min(1100px, calc(100vw - 32px)); min-width: min(720px, calc(100vw - 32px)); padding: 0; overflow: hidden; }
.dialog-shell { display: flex; flex-direction: column; max-height: calc(100vh - 32px); }
.dialog-hdr { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 22px 24px 18px; border-bottom: 1px solid var(--border); background: linear-gradient(180deg, var(--sidebar-link-hover-bg), rgba(15,21,32,0)); }
.dialog-hdr h2 { margin-bottom: 0; }
.dialog-close { background: transparent; border: 1px solid var(--border); color: var(--muted); border-radius: var(--radius-md); width: 38px; height: 38px; font-size: 20px; line-height: 1; cursor: pointer; }
.dialog-body { padding: 24px; overflow: auto; }
.dialog-actions { display: flex; gap: 8px; justify-content: flex-end; margin-top: 22px; }

/* ── Forms ── */
label { display: block; font-size: 13px; color: var(--text2); margin-bottom: 6px; margin-top: 14px; }
label:first-of-type { margin-top: 0; }
input, select, textarea { width: 100%; background: var(--surface2); border: 1px solid var(--border); border-radius: var(--radius-sm); color: var(--text); padding: 10px 12px; font-size: 14px; font-family: inherit; outline: none; box-sizing: border-box; }
textarea { resize: vertical; min-height: 70px; }
input:focus, select:focus, textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow); }
input::placeholder, textarea::placeholder { color: var(--muted); }
.form-group { margin-bottom: 18px; }
.field-hint { font-size: 11px; color: var(--muted); margin-top: 3px; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

/* ── Cards ── */
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 22px; transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease; }
.card:hover { transform: translateY(-2px); border-color: color-mix(in srgb, var(--accent) 35%, var(--border)); box-shadow: 0 10px 28px rgba(0,0,0,0.18); }
.card-title { font-size: 13px; font-weight: 700; color: var(--muted); text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 16px; }

/* ── Skeleton ── */
.skeleton { background: linear-gradient(90deg, var(--surface2) 25%, var(--border) 50%, var(--surface2) 75%); background-size: 200% 100%; animation: shimmer 1.4s infinite; border-radius: var(--radius-sm); }
@keyframes shimmer { to { background-position: -200% 0; } }

/* ── Empty state ── */
.empty-state { text-align: center; padding: 48px 24px; color: var(--muted); }
.empty-state p { font-size: 14px; }

/* ── Tabs ── */
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--border); margin-bottom: 24px; }
.tab-btn { padding: 10px 18px; font-size: 14px; font-weight: 600; font-family: inherit; background: none; border: none; border-bottom: 2px solid transparent; color: var(--muted); cursor: pointer; transition: color 0.15s, border-color 0.15s; margin-bottom: -1px; }
.tab-btn:hover { color: var(--text); }
.tab-btn.active { color: var(--text); border-bottom-color: var(--accent); }
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* ── Pagination ── */
.pagination-wrap { display: flex; justify-content: center; align-items: center; gap: 6px; margin-top: 20px; flex-wrap: wrap; }
.page-btn { background: var(--surface2); border: 1px solid var(--border); color: var(--text); border-radius: var(--radius-sm); padding: 6px 12px; font-size: 13px; font-family: inherit; cursor: pointer; transition: all 0.15s; min-width: 36px; text-align: center; }
.page-btn:hover:not(:disabled):not(.active) { border-color: rgba(99,102,241,0.4); }
.page-btn.active { background: linear-gradient(135deg, var(--accent), var(--accent2)); border-color: transparent; color: #fff; font-weight: 600; }
.page-btn:disabled { opacity: 0.35; cursor: default; }
.page-ellipsis { color: var(--muted); padding: 6px 4px; font-size: 13px; user-select: none; }

/* ── Toast ── */
.toast { position: fixed; bottom: 24px; right: 24px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-md); padding: 13px 20px; z-index: 9999; font-size: 14px; color: var(--text); font-family: 'Inter', system-ui, sans-serif; animation: slideIn 0.3s ease; box-shadow: 0 4px 20px rgba(0,0,0,0.15); }
.toast-success { border-color: rgba(34,197,94,0.4); color: var(--success); }
.toast-error { border-color: rgba(248,113,113,0.4); color: var(--error); }
@keyframes slideIn { from { transform: translateY(16px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }

/* ── Footer ── */
.app-footer { padding: 20px 28px 32px; text-align: center; color: var(--muted); font-size: 12px; margin-top: 40px; border-top: 1px solid var(--border); }
.app-footer a { color: var(--muted); text-decoration: none; transition: color 0.15s; }
.app-footer a:hover { color: var(--text2); }

/* ── Mobile ── */
@media (max-width: 640px) {
  main { padding: 20px 16px; }
  .field-row { grid-template-columns: 1fr; }
  dialog { min-width: calc(100vw - 32px) !important; max-width: calc(100vw - 32px) !important; }
  .table-wrap { overflow-x: auto; }
  th, td { white-space: nowrap; }
}