@import url('tokens.css');

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

:root {
  /* Muscle labeler — interactive emphasis (warm stone; design system is dark-first, borders over blue chrome) */
  --app-accent: #a09078;
  --app-accent-bright: #c4b4a0;
  --app-accent-muted: color-mix(in srgb, var(--app-accent) 20%, var(--color-bg-page));
  --app-accent-ring: color-mix(in srgb, var(--app-accent) 50%, transparent);
  --app-success: #6d8a7a;
  --app-success-muted: color-mix(in srgb, var(--app-success) 14%, var(--color-bg-page));
  --app-danger: #b87878;
  --app-danger-muted: color-mix(in srgb, var(--app-danger) 12%, var(--color-bg-page));
  --app-danger-border: color-mix(in srgb, var(--app-danger) 45%, transparent);
  --app-surface-raised: var(--color-border-section);
  --app-surface-muted: color-mix(in srgb, var(--color-fg) 5%, var(--color-bg-page));
  --app-surface-hover: color-mix(in srgb, var(--color-fg) 10%, var(--color-bg-page));
  --app-surface-deep: color-mix(in srgb, #000 38%, var(--color-bg-page));

  --site-header-h: 48px;

  /* labeler.css compatibility — map old names to design language */
  --bg-deep: var(--app-surface-deep);
  --bg: var(--color-bg-page);
  --bg-elevated: var(--app-surface-raised);
  --bg-muted: var(--app-surface-muted);
  --bg-hover: var(--app-surface-hover);
  --text: var(--color-fg);
  --text-secondary: var(--color-fg-muted);
  --text-tertiary: var(--color-fg-dim);
  --border: var(--color-border-divider);
  --border-strong: var(--color-border-hover);
  --accent: var(--app-accent);
  --accent-bright: var(--app-accent-bright);
  --accent-muted: var(--app-accent-muted);
  --accent-ring: var(--app-accent-ring);
  --accent-bg: var(--app-accent-muted);
  --accent-bg-hover: color-mix(in srgb, var(--app-accent) 8%, var(--color-bg-page));
  --accent-hover: var(--app-accent-bright);
  --danger: var(--app-danger);
  --success: var(--app-success);
  --success-bg: var(--app-success-muted);
  --danger-hover: color-mix(in srgb, var(--app-danger) 85%, #fff);
  --danger-bg: var(--app-danger-muted);
  --danger-border: var(--app-danger-border);
  --bg-secondary: var(--app-surface-muted);
  --bg-tertiary: var(--app-surface-hover);
  --shadow-sm: none;
  --shadow-md: none;
  --shadow-float: none;
  --radius: 6px;
  --radius-sm: 4px;
  --radius-pill: 999px;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 100;
  padding: 10px 16px;
  background: var(--color-fg);
  color: var(--color-bg-page);
  font-weight: 600;
  font-size: 0.8125rem;
  border-radius: var(--radius-sm);
  transition: none;
}

.skip-link:focus {
  left: 12px;
  top: 12px;
}

.skip-link:focus-visible {
  outline: 2px solid var(--color-fg-muted);
  outline-offset: 2px;
}

/* ——— App chrome ——— */
.site-header-app {
  display: flex;
  align-items: center;
  gap: 12px;
  height: var(--site-header-h);
  padding: 0 14px 0 12px;
  background: var(--color-bg-page);
  border-bottom: 1px solid var(--color-chrome-border);
}

.site-back {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  font-size: 18px;
  color: var(--color-fg-muted);
  text-decoration: none;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  transition:
    border-color var(--theme-transition-duration) var(--theme-transition-ease),
    color var(--theme-transition-duration) var(--theme-transition-ease),
    background-color var(--theme-transition-duration) var(--theme-transition-ease);
}

.site-back:hover {
  color: var(--color-fg);
  background: var(--app-surface-hover);
  border-color: var(--color-border);
}

.site-back:focus-visible {
  outline: 2px solid var(--color-fg-muted);
  outline-offset: 2px;
}

.site-header-title {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-fg-soft);
}

/* ——— Splash (index) ——— */
.page-splash {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px 24px;
  background: var(--color-bg-page);
}

.splash-main {
  text-align: center;
  max-width: 420px;
}

.splash-meta {
  margin: 0 0 12px;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--color-fg-dim);
}

.splash-title {
  margin: 0 0 32px;
  font-family: var(--font-cormorant), Georgia, serif;
  font-size: clamp(2rem, 5vw, 2.75rem);
  font-weight: 300;
  letter-spacing: -0.02em;
  line-height: 1.15;
  color: var(--color-fg);
}

/* Primary outline control — STYLE_GUIDE.md */
.splash-launch {
  display: inline-flex;
  min-height: 44px;
  height: 2.5rem;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0 1.75rem;
  font-family: var(--font-inter), system-ui, sans-serif;
  font-size: 9px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--color-fg-soft);
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  transition: all 120ms linear;
}

@media (min-width: 640px) {
  .splash-launch {
    height: 2.75rem;
    padding: 0 1.75rem;
    font-size: 10px;
    letter-spacing: 0.2em;
  }
}

.splash-launch:hover {
  border-color: var(--color-border-hover);
  color: var(--color-fg);
}

.splash-launch:focus-visible {
  outline: 2px solid var(--color-fg-muted);
  outline-offset: 2px;
}