:root,
:root[data-theme="contrast"] {
  --bg: #f4f7fb;
  --surface: #ffffff;
  --surface-raised: #ffffff;
  --text: #152033;
  --muted: #5b687a;
  --border: #d7deea;
  --accent: #075ee8;
  --accent-strong: #0045b8;
  --accent-soft: #e7f0ff;
  --success: #087b54;
  --warning: #9a5b00;
  --danger: #b42318;
  --shadow: 0 18px 50px rgb(39 56 82 / 10%);
  --radius: 18px;
}

:root[data-theme="claude"] {
  --bg: #f4efe7;
  --surface: #fffaf2;
  --surface-raised: #fffdf8;
  --text: #342d28;
  --muted: #74675d;
  --border: #ddcfc0;
  --accent: #b4512d;
  --accent-strong: #8d351a;
  --accent-soft: #f6ded1;
  --success: #4d754e;
  --warning: #946014;
  --danger: #a43d32;
  --shadow: 0 18px 50px rgb(89 62 42 / 12%);
}

:root[data-theme="dark"] {
  --bg: #0d1119;
  --surface: #151c27;
  --surface-raised: #1a2330;
  --text: #eff5ff;
  --muted: #9eacc0;
  --border: #2c394b;
  --accent: #72a9ff;
  --accent-strong: #9cc2ff;
  --accent-soft: #162e52;
  --success: #66d3a8;
  --warning: #f4bd63;
  --danger: #ff8d86;
  --shadow: 0 20px 60px rgb(0 0 0 / 35%);
}

:root[data-theme="slate"] {
  --bg: #e8edf2;
  --surface: #f6f8fa;
  --surface-raised: #ffffff;
  --text: #1e2936;
  --muted: #627083;
  --border: #c7d0da;
  --accent: #256684;
  --accent-strong: #164b66;
  --accent-soft: #d6e7ef;
  --success: #28745d;
  --warning: #89610e;
  --danger: #a2393b;
  --shadow: 0 18px 50px rgb(45 62 78 / 14%);
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

body {
  min-height: 100vh;
  margin: 0;
  background:
    radial-gradient(circle at 12% 4%, color-mix(in srgb, var(--accent) 11%, transparent), transparent 30rem),
    var(--bg);
}

a {
  color: var(--accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

button,
input,
select {
  color: inherit;
  font: inherit;
}

button,
.button {
  min-height: 42px;
  padding: 0.65rem 1rem;
  border: 1px solid var(--accent);
  border-radius: 11px;
  background: var(--accent);
  color: #fff;
  cursor: pointer;
  font-weight: 700;
  text-decoration: none;
}

button:hover,
.button:hover {
  background: var(--accent-strong);
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--accent) 40%, transparent);
  outline-offset: 2px;
}

button.secondary,
.button.secondary {
  background: transparent;
  color: var(--accent);
}

button.danger {
  border-color: var(--danger);
  background: transparent;
  color: var(--danger);
}

.site-header,
.site-footer {
  width: min(1180px, calc(100% - 2rem));
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.site-header {
  min-height: 78px;
  border-bottom: 1px solid var(--border);
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--text);
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border-radius: 12px;
  background: var(--accent);
  color: #fff;
  font-weight: 900;
}

.brand strong,
.brand small {
  display: block;
}

.brand small {
  margin-top: 0.1rem;
  color: var(--muted);
  font-size: 0.72rem;
}

nav {
  display: flex;
  align-items: center;
  gap: 1rem;
}

nav a,
.link-button {
  color: var(--text);
  font-weight: 650;
  text-decoration: none;
}

.link-button {
  min-height: auto;
  padding: 0;
  border: 0;
  background: transparent;
}

.nav-cta {
  padding: 0.55rem 0.8rem;
  border-radius: 9px;
  background: var(--accent-soft);
  color: var(--accent);
}

.inline-form {
  display: inline;
  margin: 0;
}

.page-shell {
  width: min(1180px, calc(100% - 2rem));
  min-height: calc(100vh - 170px);
  margin: 0 auto;
  padding: 2.2rem 0 4rem;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(290px, 0.7fr);
  gap: 1.5rem;
  align-items: stretch;
}

.panel,
.stat-card,
.auth-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.panel,
.auth-card {
  padding: clamp(1.25rem, 3vw, 2rem);
}

.eyebrow {
  margin: 0 0 0.45rem;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 18ch;
  font-size: clamp(2rem, 5vw, 4rem);
  line-height: 1.03;
  letter-spacing: -0.045em;
}

h2 {
  font-size: clamp(1.25rem, 2vw, 1.7rem);
}

.muted {
  color: var(--muted);
}

.auth-layout {
  width: min(520px, 100%);
  margin: 2rem auto;
}

.stack {
  display: grid;
  gap: 1rem;
}

label {
  display: grid;
  gap: 0.4rem;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 650;
}

input,
select {
  width: 100%;
  min-height: 46px;
  padding: 0.7rem 0.8rem;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface-raised);
  color: var(--text);
}

.notice {
  margin-bottom: 1rem;
  padding: 0.85rem 1rem;
  border: 1px solid var(--border);
  border-radius: 11px;
  background: var(--surface);
}

.notice-error {
  border-color: var(--danger);
  color: var(--danger);
}

.notice-success {
  border-color: var(--success);
  color: var(--success);
}

.dashboard-grid,
.stats {
  display: grid;
  gap: 1rem;
}

.stats {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-bottom: 1.25rem;
}

.stat-card {
  padding: 1.1rem;
}

.stat-card strong {
  display: block;
  margin-top: 0.25rem;
  font-size: 1.35rem;
}

.dashboard-grid {
  grid-template-columns: minmax(0, 1.3fr) minmax(280px, 0.7fr);
}

.admin-links {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.admin-links a {
  display: grid;
  gap: 0.45rem;
  color: var(--text);
  text-decoration: none;
}

.admin-links a:hover {
  border-color: var(--accent);
}

.secret-code {
  display: inline-block;
  margin: 0.75rem 0;
  padding: 0.55rem;
  border: 1px dashed var(--accent);
  border-radius: 8px;
  word-break: break-all;
  user-select: all;
}

.recovery-codes {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.65rem;
  padding-left: 1.6rem;
}

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th,
td {
  padding: 0.8rem 0.65rem;
  border-bottom: 1px solid var(--border);
  text-align: left;
  white-space: nowrap;
}

th {
  color: var(--muted);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.badge {
  display: inline-flex;
  padding: 0.3rem 0.55rem;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 750;
}

.badge.active,
.badge.succeeded {
  color: var(--success);
}

.badge.failed,
.badge.revoked {
  color: var(--danger);
}

progress {
  width: 100%;
  height: 14px;
  accent-color: var(--accent);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  align-items: center;
}

.site-footer {
  min-height: 90px;
  padding: 1rem 0;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.85rem;
}

.theme-picker {
  display: flex;
  gap: 0.35rem;
}

.theme-picker button {
  min-height: 34px;
  padding: 0.35rem 0.55rem;
  border-color: var(--border);
  background: var(--surface);
  color: var(--text);
  font-size: 0.75rem;
}

@media (max-width: 760px) {
  .hero,
  .dashboard-grid,
  .admin-links,
  .stats {
    grid-template-columns: 1fr;
  }

  .site-header,
  .site-footer {
    align-items: flex-start;
    flex-direction: column;
    padding: 1rem 0;
  }

  nav {
    width: 100%;
    justify-content: space-between;
  }

  h1 {
    font-size: 2.4rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition: none !important;
  }
}