/*
 * Styles of the user guide (epic #134). Mirrors the CPT design tokens
 * (frontend/src/app/theme/tokens.css): the guide is a standalone static site — it opens from the file system or
 * later on a static host, so the tokens are copied here rather than imported from the app sources. Keep the two
 * in sync when the tokens change.
 */
:root {
  --guide-font-sans: 'IBM Plex Sans', system-ui, sans-serif;
  --guide-font-mono: 'IBM Plex Mono', ui-monospace, monospace;
  --guide-font-size-xs: 11.5px;
  --guide-font-size-sm: 12.5px;
  --guide-font-size-md: 13px;
  --guide-font-size-base: 14px;
  --guide-font-size-lg: 15px;
  --guide-font-size-xl: 17px;
  --guide-font-size-title: 20px;

  --guide-color-primary: #0e5a5f;
  --guide-color-primary-strong: #0b4a4e;
  --guide-color-primary-soft: #e2edee;
  --guide-color-on-primary: #ffffff;
  --guide-color-text: #18202b;
  --guide-color-text-secondary: #3f4854;
  --guide-color-text-muted: #586270;
  --guide-color-bg: #f4f3ee;
  --guide-color-surface: #ffffff;
  --guide-color-surface-alt: #faf9f6;
  --guide-color-divider: #eceae3;
  --guide-color-border: #e1ded5;
  --guide-color-border-strong: #d9d6cc;
  --guide-color-success-bg: #e3efe1;
  --guide-color-success: #2b5e33;
  --guide-color-warning-bg: #fbebd5;
  --guide-color-warning: #8a4209;
  --guide-color-info-bg: #e2edee;
  --guide-color-info: #0b4a4e;

  --guide-radius-sm: 6px;
  --guide-radius-md: 8px;
  --guide-radius-lg: 10px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--guide-color-bg);
  color: var(--guide-color-text);
  font-family: var(--guide-font-sans);
  font-size: var(--guide-font-size-base);
  line-height: 1.55;
}

a {
  color: var(--guide-color-primary);
  text-decoration: none;
}
a:hover {
  color: var(--guide-color-primary-strong);
  text-decoration: underline;
}

.mono {
  font-family: var(--guide-font-mono);
  font-variant-numeric: tabular-nums;
}

/* Shell */
.page {
  display: grid;
  grid-template-columns: 230px minmax(0, 1fr);
  min-height: 100vh;
}
.page__aside {
  background: #1b2530;
  color: #c9d1da;
  padding: 20px 12px;
}
.page__brand {
  color: var(--guide-color-on-primary);
  font-weight: 600;
  margin: 0 8px 16px;
  font-size: var(--guide-font-size-lg);
}
.page__menu {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.page__menu a {
  display: block;
  padding: 7px 10px;
  border-radius: var(--guide-radius-sm);
  color: #c9d1da;
  font-size: var(--guide-font-size-md);
}
.page__menu a:hover {
  background: rgb(255 255 255 / 8%);
  color: var(--guide-color-on-primary);
  text-decoration: none;
}
.page__menu a[aria-current='page'] {
  background: var(--guide-color-primary);
  color: var(--guide-color-on-primary);
}
.page__section {
  padding: 10px 8px 4px;
  font-size: var(--guide-font-size-xs);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #8d98a5;
}
.page__main {
  padding: 28px 32px 40px;
  max-width: 980px;
}
.page__fil {
  color: var(--guide-color-text-muted);
  font-size: var(--guide-font-size-sm);
  margin: 0;
}
.page__titre {
  font-size: var(--guide-font-size-title);
  font-weight: 600;
  margin: 0 0 4px;
}
.page__intro {
  color: var(--guide-color-text-secondary);
  margin: 0 0 20px;
}

/* Content */
h2.tache {
  font-size: var(--guide-font-size-xl);
  font-weight: 600;
  margin: 30px 0 10px;
  padding-top: 10px;
  border-top: 1px solid var(--guide-color-divider);
}
h2.tache::before {
  counter-increment: tache;
  content: counter(tache) '. ';
  color: var(--guide-color-text-muted);
  font-weight: 600;
}
body {
  counter-reset: tache;
}
ol.etapes {
  margin: 0;
  padding-inline-start: 22px;
}
ol.etapes li {
  margin-block-end: 8px;
}
.captures {
  margin: 12px 0 8px;
  padding: 14px;
  border: 1px solid var(--guide-color-border);
  border-radius: var(--guide-radius-lg);
  background: var(--guide-color-surface);
}
.captures img {
  display: block;
  max-width: 100%;
  height: auto;
  border: 1px solid var(--guide-color-border);
  border-radius: var(--guide-radius-md);
}
figcaption {
  margin: 8px 0 0;
  color: var(--guide-color-text-muted);
  font-size: var(--guide-font-size-sm);
}

/* The captures are clickable (assets/guide.js): the lightbox shows them at full width, the height scrolls. */
.guide-lightbox {
  position: fixed;
  inset: 0;
  z-index: 100;
  cursor: zoom-out;
  overflow: auto;
  padding: 24px;
  background: rgb(20 26 34 / 92%);
}
.guide-lightbox img,
.guide-lightbox video {
  display: block;
  margin: 0 auto;
  inline-size: 100%;
  max-inline-size: 2560px;
  height: auto;
  border-radius: var(--guide-radius-md);
}
.guide-lightbox video {
  height: auto;
  aspect-ratio: 16 / 10;
  background: #10161a;
}

/* The summary video at the end of a chapter (recorded by the chapter's capture spec). */
.video-resume {
  margin: 30px 0 8px;
  padding: 14px;
  border: 1px solid var(--guide-color-primary-soft);
  border-radius: var(--guide-radius-lg);
  background: var(--guide-color-surface);
}
.video-resume video {
  display: block;
  inline-size: 100%;
  max-inline-size: 100%;
  border: 1px solid var(--guide-color-border);
  border-radius: var(--guide-radius-md);
  background: #10161a;
}

/* « À savoir » */
.asavoir {
  border: 1px solid var(--guide-color-primary-soft);
  border-left: 3px solid var(--guide-color-primary);
  border-radius: var(--guide-radius-md);
  background: var(--guide-color-info-bg);
  padding: 10px 14px;
  margin: 12px 0;
  font-size: var(--guide-font-size-md);
}
.asavoir .lbl {
  display: block;
  font-size: var(--guide-font-size-xs);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--guide-color-info);
  margin-block-end: 2px;
}

/* Home: the chapters of the journey */
.chapitres {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 20px 0;
  padding: 0;
  list-style: none;
}
.chapitres li {
  border: 1px solid var(--guide-color-border);
  border-radius: var(--guide-radius-lg);
  background: var(--guide-color-surface);
  padding: 12px 16px;
}
.chapitres .titre {
  font-weight: 600;
}
.chapitres .desc {
  color: var(--guide-color-text-muted);
  font-size: var(--guide-font-size-sm);
}
.chapitres .bientot {
  color: var(--guide-color-text-muted);
  font-size: var(--guide-font-size-xs);
}

/* Footer navigation */
.page__pied {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-top: 30px;
  padding-top: 14px;
  border-top: 1px solid var(--guide-color-border);
  font-size: var(--guide-font-size-sm);
  color: var(--guide-color-text-muted);
}

@media (max-width: 800px) {
  .page {
    grid-template-columns: 1fr;
  }
  .page__aside {
    display: none;
  }
}

@media print {
  body {
    background: #fff;
  }
  .guide-lightbox {
    display: none;
  }
  .video-resume video {
    display: none;
  }
  .page {
    grid-template-columns: 1fr;
  }
  .page__aside {
    display: none;
  }
  .page__main {
    max-width: none;
    padding: 0;
  }
  h2.tache {
    break-after: avoid;
  }
  .captures {
    break-inside: avoid;
    border: 1px solid #ddd;
  }
  .page__pied {
    font-size: 10px;
  }
}