/* Guides Kilometro : même charte que l'accueil (src/styles.css). Papier, encre, un seul signal sur l'encre.
   Angles droits, filets de 1 px, pas d'ombres ni de dégradés. Généré avec les pages par scripts/build_guides.py. */
@font-face { font-family: "Archivo Variable"; font-style: normal; font-display: swap; font-weight: 100 900; font-stretch: 62% 125%;
  src: url(fonts/archivo-latin-wdth-normal.woff2) format("woff2-variations");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: "Archivo Variable"; font-style: normal; font-display: swap; font-weight: 100 900; font-stretch: 62% 125%;
  src: url(fonts/archivo-latin-ext-wdth-normal.woff2) format("woff2-variations");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF; }
@font-face { font-family: "IBM Plex Mono"; font-style: normal; font-display: swap; font-weight: 400; src: url(fonts/ibm-plex-mono-latin-400-normal.woff2) format("woff2"); }
@font-face { font-family: "IBM Plex Mono"; font-style: normal; font-display: swap; font-weight: 500; src: url(fonts/ibm-plex-mono-latin-500-normal.woff2) format("woff2"); }

:root {
  --paper: #f3f1ec; --paper-2: #e9e6df; --ink: #121212; --muted: #5d5a54; --rule: #cfcac0; --rule-ink: #3a3a37;
  --signal: #d7ff3a;
  --display: "Archivo Variable", "Archivo", "Arial Narrow", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, Menlo, monospace;
  --wrap: 1320px; --gutter: clamp(20px, 4vw, 48px); --measure: 68ch;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; }
body { background: var(--paper); color: var(--ink); font-family: var(--display); font-size: 18px; line-height: 1.65; -webkit-font-smoothing: antialiased; }
a { color: inherit; }
img { display: block; max-width: 100%; height: auto; }
:focus-visible { outline: 2px solid var(--ink); outline-offset: 3px; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gutter); }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 12px; top: 12px; z-index: 100; background: var(--ink); color: var(--paper); padding: 8px 12px; }
.mono { font-family: var(--mono); font-size: 12px; text-transform: uppercase; letter-spacing: 0.07em; }

/* En-tête (identique à l'accueil) */
.site-header { position: sticky; top: 0; z-index: 40; background: var(--paper); border-bottom: 1px solid var(--ink); }
.header-row { display: flex; align-items: center; justify-content: space-between; height: 60px; gap: 24px; }
.logo { display: inline-flex; align-items: center; gap: 10px; font-stretch: 72%; font-weight: 800; font-size: 26px; letter-spacing: 0.02em; text-decoration: none; }
.logo-mark { width: 22px; height: 22px; border: 2.5px solid currentColor; border-radius: 50%; position: relative; }
.logo-mark::after { content: ""; position: absolute; left: 50%; top: -2.5px; width: 2.5px; height: 9px; background: currentColor; transform: translateX(-50%); }
.main-nav { display: flex; gap: 28px; }
.main-nav a { font-family: var(--mono); font-size: 13px; text-transform: uppercase; letter-spacing: 0.06em; text-decoration: none; padding: 6px 0; border-bottom: 1px solid transparent; }
.main-nav a:hover, .main-nav a[aria-current="page"] { border-bottom-color: var(--ink); }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 12px; min-height: 48px; padding: 0 20px; font-weight: 700; font-size: 16px; text-decoration: none; border: 1px solid var(--ink); transition: background 0.15s, color 0.15s; }
.btn-ink { background: var(--ink); color: var(--paper); }
.btn-ink:hover { background: var(--signal); color: var(--ink); }
.btn-signal { background: var(--signal); color: var(--ink); border-color: var(--signal); }
.btn-signal:hover { background: var(--paper); border-color: var(--paper); }
.header-cta { min-height: 40px; font-size: 14px; padding: 0 14px; }

/* Fil d'Ariane */
.crumbs { padding: 22px 0 0; color: var(--muted); }
.crumbs ol { list-style: none; display: flex; flex-wrap: wrap; gap: 6px; }
.crumbs li + li::before { content: "/"; margin-right: 6px; }
.crumbs a { text-decoration: none; border-bottom: 1px solid var(--rule); }

/* Tête d'article */
.article-head { padding: clamp(24px, 4vw, 48px) 0 28px; max-width: 980px; }
.kicker { color: var(--muted); margin-bottom: 16px; }
.display { font-stretch: 72%; font-weight: 800; text-transform: uppercase; line-height: 0.95; letter-spacing: -0.01em; font-size: clamp(38px, 5.6vw, 76px); }
.chapo { font-size: clamp(19px, 1.6vw, 22px); line-height: 1.5; max-width: 40em; margin-top: 22px; color: #2b2a27; }
.cover { margin: 0 0 clamp(32px, 5vw, 56px); }
.cover img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; background: var(--paper-2); }
.cover figcaption, .fig figcaption { margin-top: 8px; color: var(--muted); }

/* Corps : colonne de lecture d'environ 68 caractères */
.prose { max-width: var(--measure); }
.prose > * + * { margin-top: 1.1em; }
.prose h2 { font-stretch: 72%; font-weight: 800; font-size: clamp(28px, 2.6vw, 36px); line-height: 1.05; text-transform: uppercase; border-top: 1px solid var(--ink); padding-top: 18px; margin-top: 2.2em; }
.prose h3 { font-weight: 700; font-size: 21px; line-height: 1.3; margin-top: 1.8em; }
.prose ul, .prose ol { padding-left: 1.2em; }
.prose li + li { margin-top: 0.45em; }
.prose a { text-decoration: underline; text-underline-offset: 3px; text-decoration-thickness: 1px; }
.prose a:hover { text-decoration-thickness: 2px; }
.prose code { font-family: var(--mono); font-size: 0.85em; background: var(--paper-2); padding: 1px 5px; }
.fig { margin: 2.2em 0; max-width: 980px; }
.fig img { width: 100%; background: var(--paper-2); }

/* Chiffres (fiche col) */
.facts { display: grid; grid-template-columns: repeat(4, 1fr); background: var(--ink); color: var(--paper); margin: 2em 0; max-width: 980px; }
.facts div { padding: 14px 18px 12px; }
.facts div + div { border-left: 1px solid var(--rule-ink); }
.facts dt { font-family: var(--mono); font-size: 11px; text-transform: uppercase; letter-spacing: 0.08em; color: #a9a59c; }
.facts dd { font-stretch: 72%; font-weight: 800; font-size: clamp(26px, 3vw, 40px); line-height: 1.05; color: var(--signal); font-variant-numeric: tabular-nums; }

/* Liste d'idées (guide cadeau) : filets, pas de cartes */
.picks { list-style: none; padding: 0 !important; border-top: 1px solid var(--ink); }
.picks > li { display: grid; grid-template-columns: 56px 1fr auto; gap: 4px 18px; padding: 18px 0; border-bottom: 1px solid var(--rule); margin: 0 !important; }
.picks .n { font-family: var(--mono); font-size: 13px; padding-top: 4px; }
.picks h3 { margin: 0 !important; font-size: 19px; }
.picks .px { font-family: var(--mono); font-size: 13px; white-space: nowrap; padding-top: 4px; }
.picks p { grid-column: 2 / 4; margin: 0; color: #34332f; }

/* Étapes (tuto) */
.steps { list-style: none; padding: 0 !important; counter-reset: s; }
.steps > li { counter-increment: s; border-top: 1px solid var(--ink); padding: 16px 0 6px; margin: 0 !important; }
.steps > li::before { content: "0" counter(s); font-family: var(--mono); font-size: 13px; display: block; margin-bottom: 4px; }
.steps h3 { margin-top: 0 !important; }

/* Encart produit */
.product { display: grid; grid-template-columns: minmax(0, 280px) 1fr; gap: clamp(20px, 4vw, 48px); align-items: center; background: var(--ink); color: var(--paper); padding: clamp(20px, 3.5vw, 40px); margin: 3em 0; max-width: 980px; }
.product img { width: 100%; aspect-ratio: 5 / 7; }
.product .mono { color: #a9a59c; }
.product h2 { font-stretch: 72%; font-weight: 800; font-size: clamp(28px, 3vw, 40px); line-height: 1; text-transform: uppercase; margin: 10px 0 14px; border: 0; padding: 0; }
.product p { color: #d9d5cc; max-width: 34em; }
.formats { list-style: none; margin: 18px 0 22px; border-top: 1px solid var(--rule-ink); }
.formats li { display: flex; justify-content: space-between; gap: 16px; padding: 10px 0; border-bottom: 1px solid var(--rule-ink); }
.formats b { font-stretch: 72%; font-weight: 800; font-size: 22px; color: var(--signal); font-variant-numeric: tabular-nums; }

/* FAQ (comme l'accueil) */
.faq { max-width: var(--measure); margin-top: 1em; }
.faq details { border-bottom: 1px solid var(--ink); }
.faq details:first-child { border-top: 1px solid var(--ink); }
.faq summary { list-style: none; display: flex; justify-content: space-between; gap: 16px; align-items: center; padding: 16px 0; font-weight: 700; font-size: 18px; cursor: pointer; min-height: 44px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-family: var(--mono); font-weight: 400; font-size: 22px; }
.faq details[open] summary::after { content: "−"; }
.faq details p { padding: 0 0 18px; }

/* Cartes article (index et « à lire aussi ») : filet de 1 px neutre, angles droits */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(16px, 2.4vw, 32px); }
.card { display: flex; flex-direction: column; text-decoration: none; border: 1px solid var(--rule); background: var(--paper); transition: border-color 0.15s; }
.card:hover { border-color: var(--ink); }
.card img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; background: var(--paper-2); }
.card-body { padding: 16px 18px 20px; display: grid; gap: 8px; }
.card-body .mono { color: var(--muted); }
.card h2, .card h3 { font-stretch: 72%; font-weight: 800; font-size: 26px; line-height: 1.02; text-transform: uppercase; }
.card p { color: #34332f; font-size: 16px; }
.card .more { font-family: var(--mono); font-size: 12px; text-transform: uppercase; letter-spacing: 0.06em; margin-top: 4px; }
.related { border-top: 1px solid var(--ink); margin-top: clamp(48px, 7vw, 88px); padding-top: 18px; }
.related > h2 { font-stretch: 72%; font-weight: 800; font-size: 30px; text-transform: uppercase; margin-bottom: 20px; }
.related .cards { grid-template-columns: repeat(2, 1fr); max-width: 980px; }
.index-head { padding: clamp(28px, 5vw, 64px) 0 clamp(28px, 4vw, 44px); }
.index-cover { margin-bottom: clamp(32px, 5vw, 56px); }
.index-cover img { width: 100%; aspect-ratio: 16 / 8; object-fit: cover; object-position: 50% 25%; background: var(--paper-2); }
@media (max-width: 560px) { .index-cover img { aspect-ratio: 16 / 10; } }

main { padding-bottom: clamp(56px, 8vw, 104px); }
.site-footer { background: var(--ink); color: var(--paper); padding: 36px 0; }
.footer-row { display: flex; justify-content: space-between; gap: 24px; align-items: center; flex-wrap: wrap; }
.footer-row p { font-size: 13px; color: #a9a59c; max-width: 46em; }
.footer-links { display: flex; gap: 18px; flex-wrap: wrap; margin-top: 8px; }
.footer-links a { font-family: var(--mono); font-size: 12px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--paper); }
.logo-sm { font-size: 20px; }

@media (max-width: 900px) {
  .main-nav { display: none; }
  .cards, .related .cards { grid-template-columns: 1fr; }
  .product { grid-template-columns: 1fr; }
  .product img { max-width: 260px; }
  .facts { grid-template-columns: repeat(2, 1fr); }
  .facts div:nth-child(3) { border-left: 0; }
  .facts div:nth-child(n+3) { border-top: 1px solid var(--rule-ink); }
}
@media (max-width: 560px) {
  body { font-size: 17px; }
  .picks > li { grid-template-columns: 36px 1fr; }
  .picks .px { grid-column: 2; padding-top: 0; }
  .picks p { grid-column: 2; }
  .header-cta { display: none; }
}
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { transition: none !important; } }