/*
 * Global styles — design tokens, reset, and shared components.
 * Loaded on every page via the application layout.
 */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  /* Dark theme (default) */
  --color-bg: #0e0e0e;
  --color-surface: #1a1a1a;
  --color-surface-raised: #222222;
  --color-border: #2a2a2a;
  --color-text: #f0ede8;
  --color-muted: #888;
  --color-accent: #c8a96e;
  --color-accent-dark: #a8893e;
  --color-error: #e57373;

  --btn-primary-bg: #c8a96e;
  --btn-primary-bg-hover: #a8893e;
  --btn-primary-text: #0e0e0e;

  --badge-unworn: #a3e4d7;
  --badge-mint: #82e0aa;
  --badge-excellent: #c8a96e;
  --badge-good: #aab7c4;
  --badge-fair: #e59866;

  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --max-w: 1100px;
  --radius: 8px;
}

@media (prefers-color-scheme: light) {
  :root {
    --color-bg: #ffffff;
    --color-surface: #f7f7f7;
    --color-surface-raised: #eeeeee;
    --color-border: #d4d4d4;
    --color-text: #1a1a1a;
    --color-muted: #616161;
    --color-accent: #c8a96e;
    --color-accent-dark: #a8893e;
    --color-error: #b91c1c;

    --btn-primary-bg: #1a1a1a;
    --btn-primary-bg-hover: #000000;
    --btn-primary-text: #f5f5f5;

    --badge-unworn: #0d9488;
    --badge-mint: #15803d;
    --badge-excellent: #c8a96e;
    --badge-good: #475569;
    --badge-fair: #c2410c;
  }
}

html[data-theme="light"] {
  --color-bg: #ffffff;
  --color-surface: #f7f7f7;
  --color-surface-raised: #eeeeee;
  --color-border: #d4d4d4;
  --color-text: #1a1a1a;
  --color-muted: #616161;
  --color-accent: #c8a96e;
  --color-accent-dark: #a8893e;
  --color-error: #b91c1c;

  --btn-primary-bg: #1a1a1a;
  --btn-primary-bg-hover: #000000;
  --btn-primary-text: #f5f5f5;

  --badge-unworn: #0d9488;
  --badge-mint: #15803d;
  --badge-excellent: #c8a96e;
  --badge-good: #475569;
  --badge-fair: #c2410c;
}

html[data-theme="dark"] {
  --color-bg: #0e0e0e;
  --color-surface: #1a1a1a;
  --color-surface-raised: #222222;
  --color-border: #2a2a2a;
  --color-text: #f0ede8;
  --color-muted: #888;
  --color-accent: #c8a96e;
  --color-accent-dark: #a8893e;
  --color-error: #e57373;

  --btn-primary-bg: #c8a96e;
  --btn-primary-bg-hover: #a8893e;
  --btn-primary-text: #0e0e0e;

  --badge-unworn: #a3e4d7;
  --badge-mint: #82e0aa;
  --badge-excellent: #c8a96e;
  --badge-good: #aab7c4;
  --badge-fair: #e59866;
}

body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Top nav */

.app-nav {
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg);
  position: sticky;
  top: 0;
  z-index: 100;
}

.app-nav__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 1.5rem;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.app-nav__logo {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
  text-decoration: none;
}

.app-nav__logo:hover { color: var(--color-text); }

.app-nav__links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  margin-left: 1.5rem;
}

.app-nav__link {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-muted);
  text-decoration: none;
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius);
  transition: color 0.15s, background 0.15s;
}

.app-nav__link:hover {
  color: var(--color-text);
  background: var(--color-surface);
}

/* Buttons */

.btn {
  display: inline-block;
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius);
  font-size: 0.9rem;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.btn--ghost {
  color: var(--color-text);
  border-color: var(--color-border);
  background: transparent;
}

.btn--ghost:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.btn--primary {
  background: var(--btn-primary-bg);
  color: var(--btn-primary-text);
  border-color: var(--btn-primary-bg);
  font-weight: 600;
}

.btn--primary:hover {
  background: var(--btn-primary-bg-hover);
  border-color: var(--btn-primary-bg-hover);
}

.btn--lg {
  padding: 0.85rem 2rem;
  font-size: 1rem;
}

.btn--sm {
  padding: 0.35rem 0.85rem;
  font-size: 0.8rem;
}

.btn--icon {
  padding: 0.35rem 0.6rem;
  font-size: 1rem;
  line-height: 1;
}

.btn--danger {
  color: var(--color-error);
  border-color: color-mix(in srgb, var(--color-error) 40%, transparent);
  background: transparent;
}

.btn--danger:hover {
  background: color-mix(in srgb, var(--color-error) 12%, transparent);
  border-color: var(--color-error);
}

/* Flash messages */

.notice, .alert {
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius);
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.notice {
  background: color-mix(in srgb, var(--color-accent) 15%, transparent);
  border: 1px solid color-mix(in srgb, var(--color-accent) 40%, transparent);
  color: var(--color-accent);
}

.alert {
  background: color-mix(in srgb, var(--color-error) 15%, transparent);
  border: 1px solid color-mix(in srgb, var(--color-error) 40%, transparent);
  color: var(--color-error);
}

.notice:empty, .alert:empty { display: none; }

/* Settings page */

.settings-page {
  max-width: 640px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
}

.settings-page__header {
  margin-bottom: 2rem;
}

.settings-page__title {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.settings-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.settings-section {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: calc(var(--radius) * 1.5);
  overflow: hidden;
}

.settings-section__title {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-muted);
  padding: 0.875rem 1.25rem;
  border-bottom: 1px solid var(--color-border);
}

.settings-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1rem 1.25rem;
}

.settings-row__label {
  font-size: 0.95rem;
  font-weight: 500;
}

.settings-row__hint {
  font-size: 0.8rem;
  color: var(--color-muted);
  margin-top: 0.15rem;
}

.settings-row--column {
  flex-direction: column;
  align-items: stretch;
  gap: 0.75rem;
}

.settings-row--column .auth__field { margin-bottom: 0; }

.settings-form__actions {
  display: flex;
  justify-content: flex-end;
}

/* Danger zone */

.danger-zone {
  border: 1px solid var(--color-error);
  border-radius: calc(var(--radius) * 1.5);
  background: color-mix(in srgb, var(--color-error) 5%, transparent);
  overflow: hidden;
}

.danger-zone .settings-section__title { color: var(--color-error); }

@media (max-width: 600px) {
  .settings-page { padding: 1.25rem 1rem; }
}

/* Site footer */

.site-footer {
  text-align: center;
  padding: 2rem 1.5rem;
  font-size: 0.8rem;
  color: var(--color-muted);
  border-top: 1px solid var(--color-border);
  margin-top: auto;
}

.site-footer a {
  color: var(--color-muted);
  text-decoration: none;
}

.site-footer a:hover { color: var(--color-accent); }

/* Legal pages */

.page-prose {
  max-width: 680px;
  margin: 0 auto;
  padding: 2.5rem 1.5rem 4rem;
}

.page-prose__header {
  margin-bottom: 2.5rem;
}

.page-prose__title {
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.25rem;
}

.page-prose__updated {
  font-size: 0.85rem;
  color: var(--color-muted);
}

.page-prose h2 {
  font-size: 1.05rem;
  font-weight: 600;
  margin: 2rem 0 0.5rem;
}

.page-prose p {
  font-size: 0.95rem;
  color: var(--color-muted);
  line-height: 1.7;
  margin-bottom: 0.75rem;
}

@media (max-width: 600px) {
  .page-prose { padding: 1.5rem 1rem 3rem; }
  .page-prose__title { font-size: 1.4rem; }
}