:root {
  --bg: #0b1220;
  --surface: #111827;
  --surface2: #1e293b;
  --text: #e2e8f0;
  --muted: #94a3b8;
  --accent: #38bdf8;
  --accent2: #10b981;
  --danger: #f87171;
  --border: #334155;
  --radius: 12px;
  --shadow: 0 10px 30px rgba(0,0,0,.25);
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  background: linear-gradient(180deg, #0b1220 0%, #0f172a 100%);
  color: var(--text);
  line-height: 1.5;
  min-height: 100vh;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
.container { width: min(1100px, calc(100% - 2rem)); margin: 0 auto; }
.narrow { max-width: 560px; }
.skip-link {
  position: absolute; left: -9999px; top: 0; background: #fff; color: #000; padding: .5rem 1rem; z-index: 9999;
}
.skip-link:focus { left: 1rem; top: 1rem; }
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(15,23,42,.92); backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: .85rem 0; }
.brand { font-weight: 800; font-size: 1.1rem; color: #fff; text-decoration: none; }
.site-nav { display: flex; flex-wrap: wrap; gap: .75rem 1rem; align-items: center; }
.site-nav a { color: var(--muted); font-size: .92rem; }
.site-nav a:hover { color: #fff; }
.nav-toggle { display: none; background: var(--surface2); color: #fff; border: 1px solid var(--border); border-radius: 8px; padding: .45rem .75rem; }
.site-main { padding: 2rem 0 3rem; min-height: 60vh; }
.site-footer { border-top: 1px solid var(--border); padding: 2rem 0; background: #0a101a; }
.footer-grid { display: grid; gap: 1rem; grid-template-columns: 1fr; }
.footer-links { display: flex; flex-wrap: wrap; gap: .75rem 1rem; }
.footer-tag, .footer-copy { color: var(--muted); font-size: .88rem; }
.hero { padding: 2rem 0 1rem; text-align: center; }
.hero h1 { font-size: clamp(1.8rem, 4vw, 2.6rem); margin: 0 0 .75rem; }
.hero p { color: var(--muted); max-width: 42rem; margin: 0 auto 1.5rem; }
.tool-grid { display: grid; gap: 1rem; grid-template-columns: 1fr; margin-top: 1.5rem; }
.tool-grid--single { max-width: 32rem; margin-left: auto; margin-right: auto; }
.tool-card-actions { display: flex; flex-wrap: wrap; gap: .65rem; }
.tool-card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 1.25rem; box-shadow: var(--shadow);
}
.tool-card h2 { margin: 0 0 .5rem; font-size: 1.2rem; }
.tool-card p { color: var(--muted); margin: 0 0 1rem; font-size: .95rem; }
.tool-card .badge { display: inline-block; font-size: .72rem; text-transform: uppercase; letter-spacing: .04em; padding: .2rem .5rem; border-radius: 999px; margin-bottom: .5rem; }
.badge-admin { background: rgba(245,158,11,.15); color: #fbbf24; border: 1px solid rgba(245,158,11,.35); }
.badge-user { background: rgba(56,189,248,.12); color: #7dd3fc; border: 1px solid rgba(56,189,248,.35); }
.btn {
  display: inline-block; background: var(--accent); color: #082032; font-weight: 700;
  border: none; border-radius: 10px; padding: .65rem 1rem; cursor: pointer; text-decoration: none;
}
.btn:hover { filter: brightness(1.05); text-decoration: none; }
.btn-secondary { background: var(--surface2); color: var(--text); border: 1px solid var(--border); }
.btn-small { padding: .45rem .75rem; font-size: .85rem; }
.btn-block { width: 100%; text-align: center; }
.form-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.25rem; }
.form-card label { display: block; margin-bottom: .85rem; font-size: .92rem; color: var(--muted); }
.form-card input, .form-card textarea, .form-card select {
  display: block; width: 100%; margin-top: .35rem; padding: .65rem .75rem;
  border-radius: 8px; border: 1px solid var(--border); background: #0f172a; color: #fff;
}
.alert { padding: .75rem 1rem; border-radius: 8px; margin: 1rem 0; }
.alert-error { background: rgba(248,113,113,.12); border: 1px solid rgba(248,113,113,.35); color: #fecaca; }
.alert-success { background: rgba(16,185,129,.12); border: 1px solid rgba(16,185,129,.35); color: #a7f3d0; }
.alert-info { background: rgba(56,189,248,.1); border: 1px solid rgba(56,189,248,.3); color: #bae6fd; }
.cookie-banner {
  position: fixed; left: 1rem; right: 1rem; bottom: 1rem; z-index: 100;
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 1rem; box-shadow: var(--shadow);
}
.cookie-banner.hidden { display: none; }
.cookie-actions { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: .75rem; }
.prose h2 { margin-top: 1.5rem; }
.prose p, .prose li { color: var(--muted); }
.account-card h2 { margin: 0 0 1rem; font-size: 1.1rem; }
.account-details { margin: 0; }
.account-details__row {
  display: grid;
  grid-template-columns: minmax(8rem, 10rem) 1fr;
  gap: 0.35rem 1rem;
  padding: 0.65rem 0;
  border-bottom: 1px solid var(--border);
}
.account-details__row:last-child { border-bottom: none; }
.account-details dt { margin: 0; color: var(--muted); font-size: 0.88rem; }
.account-details dd { margin: 0; font-weight: 600; }
.account-access-list { margin: 0 0 1.25rem; padding-left: 1.2rem; color: var(--muted); }
.account-access-list li { margin-bottom: 0.35rem; }
.account-actions { display: flex; flex-wrap: wrap; gap: 0.65rem; }
@media (max-width: 480px) {
  .account-details__row { grid-template-columns: 1fr; gap: 0.15rem; }
}
@media (min-width: 768px) {
  .tool-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; align-items: start; }
}
@media (max-width: 767px) {
  .nav-toggle { display: inline-block; }
  .site-nav { display: none; width: 100%; flex-direction: column; align-items: flex-start; padding-bottom: .5rem; }
  .site-nav.open { display: flex; }
}