/* Shared tokens + primitives for the account/dashboard pages (register,
   login, confirm, forgot/reset-password, dashboard). index.html and
   docs.html keep their own inline copies since they were already built
   and verified before this file existed — not worth touching working,
   deployed pages just to dedupe CSS. */
:root {
  --bg: #faf8f4;
  --surface: #ffffff;
  --surface-sunken: #f2efe8;
  --ink: #18140f;
  --ink-muted: #6b6459;
  --ink-faint: #9b9384;
  --border: #e7e2d9;
  --accent: #c43b24;
  --accent-strong: #a8331f;
  --accent-ink: #fff8f3;
  --danger: #c43b24;
  --success: #4a7c4e;
  --radius: 4px;
  --shadow: 0 1px 2px rgb(24 20 15 / 0.04), 0 8px 24px rgb(24 20 15 / 0.06);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #17140f;
    --surface: #1f1b15;
    --surface-sunken: #241f18;
    --ink: #f2eee6;
    --ink-muted: #b0a89a;
    --ink-faint: #756e60;
    --border: #332e26;
    --accent: #ff6a47;
    --accent-strong: #ff8264;
    --accent-ink: #1a0d08;
    --danger: #ff6a47;
    --success: #7fbf83;
    --shadow: 0 1px 2px rgb(0 0 0 / 0.3), 0 8px 24px rgb(0 0 0 / 0.4);
  }
}
:root[data-theme="dark"] {
  --bg: #17140f;
  --surface: #1f1b15;
  --surface-sunken: #241f18;
  --ink: #f2eee6;
  --ink-muted: #b0a89a;
  --ink-faint: #756e60;
  --border: #332e26;
  --accent: #ff6a47;
  --accent-strong: #ff8264;
  --accent-ink: #1a0d08;
  --danger: #ff6a47;
  --success: #7fbf83;
  --shadow: 0 1px 2px rgb(0 0 0 / 0.3), 0 8px 24px rgb(0 0 0 / 0.4);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Public Sans", ui-sans-serif, system-ui, -apple-system, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3 { font-family: "Sora", ui-sans-serif, system-ui, sans-serif; text-wrap: balance; margin: 0; letter-spacing: -0.01em; }
code, pre, .mono { font-family: "IBM Plex Mono", ui-monospace, SFMono-Regular, monospace; }
a { color: var(--accent); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.wrap { max-width: 640px; margin: 0 auto; padding: 0 clamp(1.25rem, 4vw, 2.5rem); }
.wrap-wide { max-width: 900px; margin: 0 auto; padding: 0 clamp(1.25rem, 4vw, 2.5rem); }

.topbar {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; justify-content: space-between;
  height: 64px; padding: 0 clamp(1.25rem, 4vw, 2.5rem);
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.wordmark {
  display: flex; align-items: center; gap: 0.55rem;
  font-family: "Sora", sans-serif; font-weight: 700; font-size: 1rem;
  color: var(--ink); text-decoration: none;
}
.wordmark .mark {
  width: 20px; height: 20px; color: var(--accent); flex-shrink: 0;
}
.topbar-links { display: flex; align-items: center; gap: clamp(0.75rem, 3vw, 1.5rem); }
.topbar-links a:not(.btn-ghost) { color: var(--ink-muted); text-decoration: none; font-size: 0.9rem; font-weight: 500; }
.topbar-links a:not(.btn-ghost):hover { color: var(--ink); }

.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: clamp(1.5rem, 4vw, 2rem);
}
.card + .card { margin-top: 1.25rem; }
.card h2 { font-size: 1.15rem; font-weight: 700; margin-bottom: 0.35rem; }
.card .card-note { color: var(--ink-muted); font-size: 0.9rem; margin: 0 0 1.25rem; }

.field { margin-bottom: 1.1rem; }
.field label {
  display: block; font-size: 0.85rem; font-weight: 600; color: var(--ink); margin-bottom: 0.4rem;
}
.field input {
  width: 100%; padding: 0.65rem 0.8rem; border: 1px solid var(--border); border-radius: var(--radius);
  background: var(--surface-sunken); color: var(--ink); font-size: 0.95rem; font-family: inherit;
}
.field input:focus-visible { outline: 2px solid var(--accent); outline-offset: 1px; border-color: var(--accent); }
.field .field-error { color: var(--danger); font-size: 0.82rem; margin-top: 0.4rem; display: none; }
.field.has-error input { border-color: var(--danger); }
.field.has-error .field-error { display: block; }
.field .field-hint { color: var(--ink-faint); font-size: 0.8rem; margin-top: 0.4rem; }

.btn-primary {
  background: var(--accent); color: var(--accent-ink); border: none; border-radius: var(--radius);
  padding: 0.75rem 1.4rem; font-size: 0.95rem; font-weight: 600; text-decoration: none;
  display: inline-flex; align-items: center; gap: 0.5rem; cursor: pointer;
  transition: background 0.15s ease, transform 0.1s ease; font-family: inherit;
  width: 100%; justify-content: center;
}
.btn-primary:hover { background: var(--accent-strong); }
.btn-primary:active { transform: translateY(1px); }
.btn-primary:disabled { opacity: 0.6; cursor: not-allowed; }
.btn-ghost {
  background: transparent; color: var(--ink); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 0.5rem 1rem; font-size: 0.85rem; font-weight: 600; text-decoration: none; cursor: pointer;
  font-family: inherit; transition: border-color 0.15s ease, color 0.15s ease;
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }
.btn-small {
  background: var(--surface); color: var(--ink); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 0.45rem 0.85rem; font-size: 0.82rem; font-weight: 600; cursor: pointer; font-family: inherit;
}
.btn-small:hover { border-color: var(--accent); color: var(--accent); }

.alert {
  border-radius: var(--radius); padding: 0.85rem 1rem; font-size: 0.88rem; margin-bottom: 1.1rem;
  border: 1px solid var(--border); display: none;
}
.alert.show { display: block; }
.alert-error { background: color-mix(in srgb, var(--danger) 10%, var(--surface)); border-color: var(--danger); color: var(--danger); }
.alert-success { background: color-mix(in srgb, var(--success) 12%, var(--surface)); border-color: var(--success); color: var(--success); }
.alert-info { background: var(--surface-sunken); color: var(--ink-muted); }

.center-page {
  min-height: calc(100dvh - 64px); display: flex; align-items: center; justify-content: center;
  padding: 2.5rem 0;
}
.auth-card { width: 100%; }
.auth-card h1 { font-size: 1.5rem; font-weight: 700; margin-bottom: 0.4rem; }
.auth-card .auth-note { color: var(--ink-muted); font-size: 0.92rem; margin: 0 0 1.5rem; }
.auth-switch { text-align: center; margin-top: 1.25rem; font-size: 0.88rem; color: var(--ink-muted); }

.skeleton { color: var(--ink-faint); font-size: 0.9rem; }

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}