/* Tolerie.net — feuille de style
   Concept : planche de dessin technique. Bandeaux pleine largeur, contenu sur une grille de 12 colonnes,
   cartouche (bloc-titre de plan) pour les informations produit, lignes de cote comme séparateurs.
   Couleurs : graphite bleuté (encre), papier calque, acier, accent ambre « faisceau laser ». */
:root {
  --paper: #f4f6f8;          /* fond de page : calque bleuté */
  --surface: #ffffff;        /* cartes, tableaux */
  --surface-2: #eaeef2;      /* bandeau secondaire */
  --ink: #111c27;            /* texte */
  --ink-soft: #4b5b6b;       /* texte secondaire */
  --line: #d6dde4;           /* filets */
  --line-strong: #b6c2ce;
  --steel: #1d5a94;          /* accent principal : bleu acier */
  --steel-ink: #ffffff;
  --laser: #e8920c;          /* accent : faisceau laser, pli + */
  --laser-ink: #8f5300;      /* ambre lisible sur fond clair */
  --bend-down: #2f6fd0;      /* pli − (convention des développés) */
  --band: #0c1722;           /* bandeau sombre (en-tête, héros, pied) — sombre dans les deux thèmes */
  --band-2: #13212f;
  --band-ink: #e6edf4;
  --band-soft: #93a6b9;
  --band-line: #22364a;
  --ad-bg: #fff7e8;
  --ad-line: #f0d39c;
  --ok: #1f8a4c;
  --focus: #e8920c;
  --shadow: 0 1px 2px rgba(17, 28, 39, .06), 0 8px 24px rgba(17, 28, 39, .06);
  --f-display: "Archivo", "Arial Narrow", "Roboto Condensed", system-ui, sans-serif;
  --f-body: "IBM Plex Sans", "Segoe UI", system-ui, -apple-system, Arial, sans-serif;
  --f-mono: "IBM Plex Mono", ui-monospace, "Cascadia Mono", Consolas, monospace;
  --r: 6px;
  --gutter: max(20px, env(safe-area-inset-left, 0px));
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #0d141b; --surface: #121b24; --surface-2: #17222d; --ink: #e5ecf2; --ink-soft: #9aabbb;
    --line: #233140; --line-strong: #33475b; --steel: #6fa8f0; --steel-ink: #08121c; --laser: #f2a33a; --laser-ink: #f2b45c;
    --bend-down: #7fb0f5; --band: #080f16; --band-2: #0f1a24; --band-line: #1c2d3d; --ad-bg: #1f1a10; --ad-line: #5a4520;
    --ok: #4cc283; --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 8px 24px rgba(0, 0, 0, .25);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --paper: #0d141b; --surface: #121b24; --surface-2: #17222d; --ink: #e5ecf2; --ink-soft: #9aabbb;
  --line: #233140; --line-strong: #33475b; --steel: #6fa8f0; --steel-ink: #08121c; --laser: #f2a33a; --laser-ink: #f2b45c;
  --bend-down: #7fb0f5; --band: #080f16; --band-2: #0f1a24; --band-line: #1c2d3d; --ad-bg: #1f1a10; --ad-line: #5a4520;
  --ok: #4cc283; --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 8px 24px rgba(0, 0, 0, .25);
  color-scheme: dark;
}

/* ------------------------------------------------------------------ base */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 84px; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 400 16px/1.6 var(--f-body); }
img, video { max-width: 100%; height: auto; display: block; }
a { color: var(--steel); text-underline-offset: 3px; text-decoration-thickness: 1px; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; border-radius: 2px; }
h1, h2, h3, h4 { font-family: var(--f-display); font-stretch: 85%; line-height: 1.08; margin: 0; text-wrap: balance; letter-spacing: -0.01em; }
h1 { font-size: clamp(2.2rem, 1.4rem + 3.2vw, 3.9rem); font-weight: 750; }
h2 { font-size: clamp(1.6rem, 1.2rem + 1.6vw, 2.4rem); font-weight: 700; }
h3 { font-size: 1.2rem; font-weight: 650; font-stretch: 90%; letter-spacing: 0; }
p { margin: 0; }
code, .mono { font-family: var(--f-mono); font-size: .92em; }
.eyebrow { font: 500 .78rem/1.2 var(--f-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--laser-ink); }
.muted { color: var(--ink-soft); }
.wrap { width: 100%; max-width: 1200px; margin: 0 auto; padding-left: max(20px, env(safe-area-inset-left, 0px)); padding-right: max(20px, env(safe-area-inset-right, 0px)); }
.section { padding-block: clamp(56px, 7vw, 96px); }
.section.tight { padding-block: 40px; }
.section.alt { background: var(--surface-2); border-block: 1px solid var(--line); }
.stack { display: grid; gap: 12px; align-content: start; min-width: 0; }
.lede { font-size: 1.12rem; color: var(--ink-soft); max-width: 62ch; }
.head-row { display: flex; flex-wrap: wrap; gap: 16px 32px; align-items: end; justify-content: space-between; margin-bottom: 32px; }
.head-row .stack { max-width: 720px; }
.skip { position: absolute; inset-inline-start: -9999px; }
.skip:focus { inset-inline-start: 16px; top: 16px; z-index: 100; background: var(--surface); padding: 8px 12px; }

/* ligne de cote : séparateur à flèches, avec sa valeur */
.cote { display: flex; align-items: center; gap: 10px; color: var(--ink-soft); font: 500 .74rem/1 var(--f-mono); letter-spacing: .08em; text-transform: uppercase; }
.cote::before, .cote::after { content: ""; flex: 1; height: 1px; background: currentColor; opacity: .45; }

/* ------------------------------------------------------------------ en-tête */
body::before { content: ""; position: fixed; inset: 0 0 auto; height: env(safe-area-inset-top, 0px); z-index: 60; background: var(--band); }
.site-head { position: sticky; top: env(safe-area-inset-top, 0px); z-index: 50; background: color-mix(in srgb, var(--band) 94%, transparent); backdrop-filter: blur(8px); border-bottom: 1px solid var(--band-line); color: var(--band-ink); }
.site-head .wrap { display: flex; align-items: center; gap: 24px; min-height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--band-ink); text-decoration: none; font: 700 1.2rem/1 var(--f-display); font-stretch: 80%; letter-spacing: .01em; }
.brand small { display: block; font: 500 .62rem/1.2 var(--f-mono); letter-spacing: .16em; color: var(--band-soft); margin-top: 3px; }
.brand svg { flex: none; }
.nav { display: flex; align-items: center; gap: 2px; margin-inline-start: auto; }
.nav a { color: var(--band-soft); text-decoration: none; padding: 8px 12px; border-radius: 4px; font-size: .94rem; }
.nav a:hover { color: var(--band-ink); background: var(--band-2); }
.nav a[aria-current="page"] { color: var(--band-ink); box-shadow: inset 0 -2px 0 var(--laser); border-radius: 0; }
.nav a.cta { margin-inline-start: 10px; background: var(--laser); color: #1b1203; font-weight: 600; border-radius: 4px; box-shadow: none; }
.nav a.cta:hover { background: #ffad33; }
.menu-btn { display: none; margin-inline-start: auto; background: transparent; color: var(--band-ink); border: 1px solid var(--band-line); border-radius: 4px; padding: 8px 12px; font: inherit; }
@media (max-width: 960px) {
  .menu-btn { display: inline-block; }
  .nav { position: absolute; left: 0; right: 0; top: 100%; flex-direction: column; align-items: stretch; background: var(--band); border-bottom: 1px solid var(--band-line); padding: 8px max(16px, env(safe-area-inset-right, 0px)) 16px max(16px, env(safe-area-inset-left, 0px)); display: none; }
  .nav.open { display: flex; }
  .nav a { padding: 12px; }
  .nav a[aria-current="page"] { box-shadow: inset 3px 0 0 var(--laser); }
  .nav a.cta { margin: 8px 0 0; text-align: center; }
}

/* ------------------------------------------------------------------ boutons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 46px; padding: 0 20px; border-radius: 4px; font: 600 .98rem/1 var(--f-body); text-decoration: none; border: 1px solid transparent; cursor: pointer; transition: background .15s, border-color .15s, color .15s; }
.btn small { font: 400 .74rem/1 var(--f-mono); opacity: .8; }
.btn-primary { background: var(--steel); color: var(--steel-ink); }
.btn-primary:hover { filter: brightness(1.08); }
.btn-laser { background: var(--laser); color: #1b1203; }
.btn-laser:hover { background: #ffad33; }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line-strong); }
.btn-ghost:hover { border-color: var(--ink); }
.on-dark .btn-ghost { color: var(--band-ink); border-color: #3a5168; }
.on-dark .btn-ghost:hover { border-color: var(--band-ink); }
.actions { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.btn svg { flex: none; }

/* ------------------------------------------------------------------ héros (planche sombre) */
.hero { position: relative; background: var(--band); color: var(--band-ink); overflow: hidden; }
.hero::before { content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: linear-gradient(var(--band-line) 1px, transparent 1px), linear-gradient(90deg, var(--band-line) 1px, transparent 1px),
                    linear-gradient(rgba(34, 54, 74, .45) 1px, transparent 1px), linear-gradient(90deg, rgba(34, 54, 74, .45) 1px, transparent 1px);
  background-size: 120px 120px, 120px 120px, 24px 24px, 24px 24px; background-position: -1px -1px;
  -webkit-mask: radial-gradient(ellipse 80% 90% at 70% 40%, #000 30%, transparent 85%); mask: radial-gradient(ellipse 80% 90% at 70% 40%, #000 30%, transparent 85%); }
.hero .wrap { position: relative; padding-block: clamp(48px, 6vw, 88px) clamp(56px, 7vw, 96px); }
.hero-grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(32px, 4vw, 64px); align-items: center; }
.hero .eyebrow { color: var(--laser); }
.hero h1 { color: #fff; }
.hero h1 em { font-style: normal; color: var(--laser); }
.hero .lede { color: var(--band-soft); }
.hero .specline { display: flex; flex-wrap: wrap; gap: 6px 18px; font: 400 .8rem/1.4 var(--f-mono); color: var(--band-soft); }
.hero .specline span::before { content: "▸ "; color: var(--laser); }
@media (max-width: 900px) { .hero-grid { grid-template-columns: minmax(0, 1fr); } }

/* fenêtre d'application (vidéo, captures) */
.appwin { border-radius: 8px; overflow: hidden; background: #0a121a; border: 1px solid #2a3d50; box-shadow: 0 30px 60px -20px rgba(0, 0, 0, .6), 0 0 0 1px rgba(255, 255, 255, .03); }
.appwin-bar { display: flex; align-items: center; gap: 6px; padding: 8px 12px; background: #16263a; border-bottom: 1px solid #2a3d50; font: 500 .72rem/1 var(--f-mono); color: #9fb3c8; }
.appwin-bar i { width: 9px; height: 9px; border-radius: 50%; background: #2d4258; display: inline-block; }
.appwin-bar span { margin-inline-start: 8px; }
.appwin video, .appwin img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; background: #0a121a; }
.appwin figcaption, .figcap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 4px 16px; padding: 9px 12px; font: 400 .74rem/1.3 var(--f-mono); color: #9fb3c8; background: #0f1b27; border-top: 1px solid #2a3d50; }
.hero figure { margin: 0; }

/* ------------------------------------------------------------------ chiffres clés / flux */
.flows { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0; border: 1px solid var(--line); border-radius: var(--r); background: var(--surface); overflow: hidden; }
.flow { padding: 28px 28px 30px; display: grid; gap: 10px; align-content: start; min-width: 0; }
.flow + .flow { border-inline-start: 1px solid var(--line); }
.flow .dir { font: 600 1.6rem/1 var(--f-display); font-stretch: 80%; color: var(--steel); display: flex; align-items: center; gap: 10px; }
.flow .dir b { color: var(--laser-ink); font-weight: 700; }
.flow ul { margin: 4px 0 0; padding: 0; list-style: none; display: grid; gap: 6px; color: var(--ink-soft); font-size: .95rem; }
.flow li { padding-inline-start: 18px; position: relative; }
.flow li::before { content: ""; position: absolute; inset-inline-start: 0; top: .72em; width: 10px; border-top: 2px dashed var(--laser); }
@media (max-width: 860px) { .flows { grid-template-columns: minmax(0, 1fr); } .flow + .flow { border-inline-start: 0; border-top: 1px solid var(--line); } }

/* ------------------------------------------------------------------ fonctions (capture + texte) */
.feature { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: clamp(28px, 4vw, 56px); align-items: center; }
.feature + .feature { margin-top: clamp(56px, 7vw, 88px); }
.feature.flip { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); }
.feature.flip > figure { order: 2; }
.feature figure { margin: 0; }
.shot { border-radius: 6px; overflow: hidden; border: 1px solid var(--line-strong); box-shadow: var(--shadow); background: var(--surface); }
.shot img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; object-position: top left; }
.shot figcaption { padding: 8px 12px; font: 400 .74rem/1.3 var(--f-mono); color: var(--ink-soft); border-top: 1px solid var(--line); display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.feature ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 8px; }
.feature li { padding-inline-start: 22px; position: relative; color: var(--ink-soft); }
.feature li::before { content: ""; position: absolute; inset-inline-start: 0; top: .78em; width: 12px; border-top: 2px dashed var(--steel); }
.feature li strong { color: var(--ink); font-weight: 600; }
@media (max-width: 860px) { .feature, .feature.flip { grid-template-columns: minmax(0, 1fr); } .feature.flip > figure { order: 0; } }

/* ------------------------------------------------------------------ démos vidéo */
.demos { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px; }
@media (max-width: 900px) { .demos { grid-template-columns: minmax(0, 1fr); } }
.demo { display: grid; gap: 14px; align-content: start; min-width: 0; }
.demo .appwin { border-color: var(--line-strong); }
.demo video { aspect-ratio: 16 / 9; width: 100%; background: #0a121a; }
.demo h3 { font-size: 1.35rem; }
.chapters { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 4px 16px; }
.chapters button { all: unset; box-sizing: border-box; display: grid; grid-template-columns: 3.4em 1fr; gap: 8px; width: 100%; padding: 6px 8px; border-radius: 4px; cursor: pointer; font-size: .9rem; color: var(--ink-soft); }
.chapters button:hover, .chapters button[aria-current="true"] { background: var(--surface); color: var(--ink); box-shadow: inset 2px 0 0 var(--laser); }
.chapters button:focus-visible { outline: 2px solid var(--focus); }
.chapters time { font: 500 .8rem/1.5 var(--f-mono); color: var(--laser-ink); font-variant-numeric: tabular-nums; }
@media (max-width: 520px) { .chapters { grid-template-columns: minmax(0, 1fr); } }

/* ------------------------------------------------------------------ fichiers de démonstration */
.files { width: 100%; border-collapse: collapse; background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; font-size: .95rem; }
.files th { text-align: start; font: 500 .72rem/1.2 var(--f-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--ink-soft); background: var(--surface-2); padding: 12px 16px; border-bottom: 1px solid var(--line); }
.files td { padding: 14px 16px; border-bottom: 1px solid var(--line); vertical-align: top; }
.files tr:last-child td { border-bottom: 0; }
.files td.f { font: 500 .88rem/1.4 var(--f-mono); white-space: nowrap; }
.files td.size { font: 400 .82rem/1.4 var(--f-mono); color: var(--ink-soft); white-space: nowrap; text-align: end; font-variant-numeric: tabular-nums; }
.files td.dl { text-align: end; white-space: nowrap; }
.files a.get { font-weight: 600; text-decoration: none; display: inline-flex; gap: 6px; align-items: center; }
.files a.get:hover { text-decoration: underline; }
.tag { display: inline-block; font: 600 .68rem/1 var(--f-mono); letter-spacing: .06em; padding: 4px 6px; border-radius: 3px; border: 1px solid var(--line-strong); color: var(--ink-soft); margin-inline-end: 8px; vertical-align: 1px; }
.tag.dxf { color: var(--steel); border-color: color-mix(in srgb, var(--steel) 45%, transparent); }
.tag.step { color: var(--laser-ink); border-color: color-mix(in srgb, var(--laser) 55%, transparent); }
.tag.tcsurf { color: var(--ok); border-color: color-mix(in srgb, var(--ok) 50%, transparent); }
.table-wrap { overflow-x: auto; border-radius: var(--r); }
@media (max-width: 720px) {
  .files thead { display: none; }
  .files tr { display: grid; grid-template-columns: 1fr auto; gap: 4px 12px; padding: 14px 16px; border-bottom: 1px solid var(--line); }
  .files td { padding: 0; border: 0; }
  .files td.f { grid-column: 1 / -1; white-space: normal; }
  .files td.what { grid-column: 1 / -1; }
  .files td.size { text-align: start; }
}

/* ------------------------------------------------------------------ cartouche (bloc-titre de plan) */
.cartouche { display: grid; grid-template-columns: minmax(0, 1.4fr) repeat(3, minmax(0, 1fr)); border: 2px solid var(--ink); background: var(--surface); font-size: .9rem; }
.cartouche > div { padding: 12px 16px; border-inline-start: 1px solid var(--ink); display: grid; gap: 4px; align-content: start; min-width: 0; }
.cartouche > div:first-child { border-inline-start: 0; }
.cartouche dt, .cartouche .k { font: 500 .66rem/1.2 var(--f-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--ink-soft); }
.cartouche .v { font: 600 1.05rem/1.25 var(--f-display); font-stretch: 85%; }
.cartouche .title { font: 750 1.6rem/1 var(--f-display); font-stretch: 80%; }
@media (max-width: 760px) { .cartouche { grid-template-columns: repeat(2, minmax(0, 1fr)); } .cartouche > div:first-child { grid-column: 1 / -1; border-bottom: 1px solid var(--ink); } .cartouche > div:nth-child(2) { border-inline-start: 0; } .cartouche > div:nth-child(4) { border-inline-start: 0; border-top: 1px solid var(--ink); grid-column: 1 / -1; } }

.download { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 24px 40px; align-items: center; padding: clamp(24px, 4vw, 40px); background: var(--band); color: var(--band-ink); border-radius: 8px; position: relative; overflow: hidden; }
.download::after { content: ""; position: absolute; inset-inline-end: -40px; top: 50%; width: 320px; height: 320px; transform: translateY(-50%); border: 1px dashed #2e465e; border-radius: 50%; pointer-events: none; }
.download h2 { color: #fff; }
.download p { color: var(--band-soft); }
.download .meta { font: 400 .8rem/1.6 var(--f-mono); color: var(--band-soft); }
.download .actions { position: relative; z-index: 1; }
@media (max-width: 760px) { .download { grid-template-columns: minmax(0, 1fr); } }

/* ------------------------------------------------------------------ cartes génériques */
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 20px; }
.cards.three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.cards.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
@media (max-width: 900px) { .cards.three, .cards.two { grid-template-columns: minmax(0, 1fr); } }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 24px; display: grid; gap: 10px; align-content: start; min-width: 0; }
.card h3 { font-size: 1.22rem; }
.card .spec { font: 400 .8rem/1.4 var(--f-mono); color: var(--ink-soft); border-top: 1px dashed var(--line-strong); padding-top: 10px; margin-top: 4px; }
.card a.more { font-weight: 600; text-decoration: none; }
.card a.more:hover { text-decoration: underline; }
.card .ico { width: 44px; height: 44px; color: var(--steel); }
.bendline { height: 0; border-top: 2px dashed var(--laser); width: 44px; }
.teaser { display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 20px; align-items: start; }
.teaser .ico { width: 52px; height: 52px; }

/* ------------------------------------------------------------------ article (encyclopédie, mentions) */
.with-aside { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 48px; align-items: start; }
@media (max-width: 1000px) { .with-aside { grid-template-columns: minmax(0, 1fr); } }
.aside { display: grid; gap: 20px; position: sticky; top: 88px; }
@media (max-width: 1000px) { .aside { position: static; } }
.article { display: grid; gap: 16px; max-width: 72ch; min-width: 0; }
.article h1 { margin-bottom: 4px; }
.article h2 { margin-top: 28px; padding-top: 24px; border-top: 1px solid var(--line); }
.article h3 { margin-top: 8px; }
.article ul, .article ol { margin: 0; padding-inline-start: 22px; display: grid; gap: 6px; }
.toc { display: flex; flex-wrap: wrap; gap: 8px; margin: 8px 0; }
.toc a { font: 500 .82rem/1 var(--f-mono); text-decoration: none; padding: 8px 12px; border: 1px solid var(--line-strong); border-radius: 4px; color: var(--ink); background: var(--surface); }
.toc a:hover { border-color: var(--steel); color: var(--steel); }
table { border-collapse: collapse; width: 100%; background: var(--surface); font-size: .94rem; }
th, td { border: 1px solid var(--line); padding: 10px 12px; text-align: start; vertical-align: top; }
th { background: var(--surface-2); font-weight: 600; }
td { font-variant-numeric: tabular-nums; }
.note { background: var(--surface); border: 1px solid var(--line); border-inline-start: 3px solid var(--laser); padding: 14px 16px; border-radius: 4px; }

/* ------------------------------------------------------------------ FAQ */
.faq { display: grid; gap: 0; border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { cursor: pointer; padding-block: 18px; padding-inline: 0 40px; position: relative; font: 600 1.08rem/1.3 var(--f-display); font-stretch: 90%; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; inset-inline-end: 8px; top: 50%; transform: translateY(-50%); font: 400 1.4rem/1 var(--f-mono); color: var(--laser-ink); }
.faq details[open] summary::after { content: "−"; }
.faq details > div { padding: 0 0 18px; color: var(--ink-soft); display: grid; gap: 10px; max-width: 72ch; }
.steps { counter-reset: s; list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; }
.steps li { counter-increment: s; display: grid; grid-template-columns: 36px minmax(0, 1fr); gap: 14px; align-items: start; }
.steps li::before { content: counter(s); display: grid; place-items: center; width: 32px; height: 32px; border: 1.5px solid var(--steel); color: var(--steel); border-radius: 50%; font: 600 .9rem/1 var(--f-mono); }

/* ------------------------------------------------------------------ publicités */
.ad-strip { background: var(--surface-2); border-bottom: 1px solid var(--line); padding-block: 12px; }
.pub { min-width: 0; }
.ad { position: relative; display: grid; grid-template-columns: auto minmax(0, 1fr) auto; gap: 14px; align-items: center; padding: 16px; background: var(--ad-bg); border: 1px solid var(--ad-line); border-radius: var(--r); color: var(--ink); text-decoration: none; }
.ad:hover { border-color: var(--laser); }
.ad-tag { position: absolute; top: 6px; inset-inline-end: 8px; font: 500 .6rem/1 var(--f-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--ink-soft); }
.ad-logo { width: 44px; height: 44px; border-radius: 6px; display: grid; place-items: center; color: #fff; font: 700 1rem/1 var(--f-display); background: var(--steel); }
.ad-body { display: grid; gap: 2px; min-width: 0; }
.ad-body strong { font-family: var(--f-display); font-stretch: 90%; font-size: 1.05rem; }
.ad-body span { font-size: .88rem; color: var(--ink-soft); }
.ad-cta { font-weight: 600; font-size: .88rem; color: var(--steel); white-space: nowrap; }
.ad img.ad-img { width: 100%; height: auto; border-radius: 4px; grid-column: 1 / -1; }
.ad-banniere .ad { padding: 12px 16px; }
.ad-encart .ad { grid-template-columns: auto minmax(0, 1fr); }
.ad-encart .ad .ad-cta { grid-column: 1 / -1; }
.ad-partenaire { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.ad-partenaire .ad { grid-template-columns: minmax(0, 1fr); align-content: start; }
@media (max-width: 900px) { .ad-partenaire { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 520px) { .ad-partenaire { grid-template-columns: minmax(0, 1fr); } .ad-banniere .ad { grid-template-columns: auto minmax(0, 1fr); } .ad-banniere .ad-cta { grid-column: 1 / -1; } }
.ad-house { background: var(--surface); border-style: dashed; border-color: var(--line-strong); }
.ad-house .ad-logo { background: transparent; color: var(--ink-soft); border: 1px dashed var(--line-strong); }

/* ------------------------------------------------------------------ annuaire */
.filters { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; margin-bottom: 16px; }
.filters input, .filters select { min-height: 44px; border: 1px solid var(--line-strong); border-radius: 4px; padding: 0 12px; font: inherit; background: var(--surface); color: var(--ink); }
.filters input { flex: 1 1 280px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { font: 500 .84rem/1 var(--f-body); padding: 9px 12px; border: 1px solid var(--line-strong); border-radius: 999px; background: var(--surface); color: var(--ink); cursor: pointer; }
.chip[aria-pressed="true"] { background: var(--ink); border-color: var(--ink); color: var(--paper); }
.dir { display: grid; gap: 12px; }
.pro { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; gap: 16px; align-items: center; padding: 18px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); }
.pro.premium { border-color: var(--laser); box-shadow: inset 3px 0 0 var(--laser); }
.pro h3 { font-size: 1.15rem; }
.pro .meta { font: 400 .82rem/1.4 var(--f-mono); color: var(--ink-soft); }
@media (max-width: 600px) { .pro { grid-template-columns: auto minmax(0, 1fr); } .pro .go { grid-column: 1 / -1; } }
.badge { display: inline-block; font: 500 .68rem/1 var(--f-mono); letter-spacing: .06em; text-transform: uppercase; padding: 4px 7px; border-radius: 3px; background: var(--surface-2); color: var(--ink-soft); margin-inline-end: 6px; }
.badge.sponsor { background: var(--laser); color: #1b1203; }

/* ------------------------------------------------------------------ calculateur */
.calc { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); gap: 0; border: 1px solid var(--line); border-radius: var(--r); background: var(--surface); overflow: hidden; }
.calc > .stack { padding: 28px; }
.calc .grid2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px 16px; }
.calc label { display: grid; gap: 6px; font-size: .86rem; color: var(--ink-soft); }
.calc input { min-height: 44px; border: 1px solid var(--line-strong); border-radius: 4px; padding: 0 12px; font: 500 1rem var(--f-mono); background: var(--paper); color: var(--ink); width: 100%; font-variant-numeric: tabular-nums; }
.result { background: var(--band); color: var(--band-ink); padding: 28px; display: grid; gap: 14px; align-content: start; }
.result .muted { color: var(--band-soft); }
.result .big { font: 700 2.8rem/1 var(--f-display); font-stretch: 80%; color: #fff; font-variant-numeric: tabular-nums; }
.result dl { display: grid; grid-template-columns: 1fr auto; gap: 8px 16px; margin: 0; font-size: .92rem; border-top: 1px dashed #2e465e; padding-top: 14px; }
.result dt { color: var(--band-soft); }
.result dd { margin: 0; font-family: var(--f-mono); text-align: end; font-variant-numeric: tabular-nums; }
.result .note { background: #2a1d07; border-color: #5a4520; color: #f6d7a0; }
@media (max-width: 760px) { .calc { grid-template-columns: minmax(0, 1fr); } .calc .grid2 { grid-template-columns: minmax(0, 1fr); } }

/* ------------------------------------------------------------------ annoncer, formulaires */
.offers { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 16px; }
.offer { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 22px; display: grid; gap: 8px; align-content: start; }
.offer .fmt { font: 400 .8rem/1.4 var(--f-mono); color: var(--ink-soft); }
.offer .price { font-weight: 600; color: var(--laser-ink); }
.form { display: grid; gap: 14px; max-width: 640px; }
.form label { display: grid; gap: 6px; font-size: .9rem; color: var(--ink-soft); }
.form input, .form select, .form textarea { min-height: 44px; border: 1px solid var(--line-strong); border-radius: 4px; padding: 10px 12px; font: inherit; background: var(--surface); color: var(--ink); }
.copy-row { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.copy-row code { background: var(--surface-2); padding: 6px 10px; border-radius: 4px; }

/* ------------------------------------------------------------------ pied */
.site-foot { background: var(--band); color: var(--band-soft); font-size: .92rem; }
.site-foot .wrap { padding-block: 56px 32px; display: grid; gap: 40px; }
.foot-grid { display: grid; grid-template-columns: minmax(0, 2fr) repeat(3, minmax(0, 1fr)); gap: 32px; }
.foot-grid > div { display: grid; gap: 8px; align-content: start; min-width: 0; }
.site-foot h4 { font: 500 .72rem/1.2 var(--f-mono); letter-spacing: .14em; text-transform: uppercase; color: var(--band-ink); margin-bottom: 4px; }
.site-foot a { color: var(--band-soft); text-decoration: none; }
.site-foot a:hover { color: var(--band-ink); }
.site-foot .brand { color: var(--band-ink); }
.site-foot .legal { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 24px; border-top: 1px solid var(--band-line); padding-top: 20px; font-size: .82rem; }
@media (max-width: 800px) { .foot-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } .foot-grid > div:first-child { grid-column: 1 / -1; } }

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

/* ------------------------------------------------------------------ sélecteur de langue */
.langs { position: relative; margin-inline-start: 6px; }
.langs summary { list-style: none; cursor: pointer; display: inline-flex; align-items: center; gap: 6px; padding: 8px 10px; border-radius: 4px; color: var(--band-soft); font: 500 .82rem/1 var(--f-mono); letter-spacing: .06em; border: 1px solid var(--band-line); }
.langs summary::-webkit-details-marker { display: none; }
.langs summary:hover, .langs[open] summary { color: var(--band-ink); border-color: #3a5168; }
.langs ul { position: absolute; inset-inline-end: 0; top: calc(100% + 6px); margin: 0; padding: 6px; list-style: none; min-width: 170px; background: var(--band-2); border: 1px solid var(--band-line); border-radius: 6px; box-shadow: 0 16px 40px rgba(0, 0, 0, .35); z-index: 70; }
.langs li a { display: block; padding: 9px 12px; border-radius: 4px; color: var(--band-soft); font-size: .95rem; }
.langs li a:hover { background: var(--band); color: var(--band-ink); }
.langs li a[aria-current="true"] { color: var(--band-ink); box-shadow: inset 2px 0 0 var(--laser); }
.foot-langs { display: flex; flex-wrap: wrap; gap: 4px 14px; font-size: .9rem; }
@media (max-width: 960px) {
  .langs { margin: 4px 0 0; }
  .langs summary { width: 100%; justify-content: flex-start; padding: 12px; }
  .langs ul { position: static; box-shadow: none; margin-top: 6px; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

/* ------------------------------------------------------------------ arabe (de droite à gauche) */
:root[dir="rtl"] { --f-display: "Noto Kufi Arabic", "IBM Plex Sans Arabic", "Segoe UI", Tahoma, sans-serif; --f-body: "IBM Plex Sans Arabic", "Segoe UI", Tahoma, Arial, sans-serif; }
[dir="rtl"] h1, [dir="rtl"] h2, [dir="rtl"] h3 { letter-spacing: 0; line-height: 1.35; font-stretch: 100%; }
[dir="rtl"] h1 { font-size: clamp(2rem, 1.3rem + 2.6vw, 3.3rem); }
[dir="rtl"] .eyebrow, [dir="rtl"] .site-foot h4, [dir="rtl"] .files th, [dir="rtl"] .cartouche .k, [dir="rtl"] .ad-tag, [dir="rtl"] .badge, [dir="rtl"] .cote { letter-spacing: 0; text-transform: none; font-family: var(--f-body); }
[dir="rtl"] .eyebrow { font-size: .86rem; font-weight: 600; }
[dir="rtl"] body { line-height: 1.8; }
[dir="rtl"] .flip-rtl { transform: scaleX(-1); }
[dir="rtl"] .hero::before { -webkit-mask: radial-gradient(ellipse 80% 90% at 30% 40%, #000 30%, transparent 85%); mask: radial-gradient(ellipse 80% 90% at 30% 40%, #000 30%, transparent 85%); }
[dir="rtl"] .nav a[aria-current="page"] { box-shadow: inset 0 -2px 0 var(--laser); }
[dir="rtl"] .chapters button:hover, [dir="rtl"] .chapters button[aria-current="true"], [dir="rtl"] .langs li a[aria-current="true"] { box-shadow: inset -2px 0 0 var(--laser); }
[dir="rtl"] .pro.premium { box-shadow: inset -3px 0 0 var(--laser); }
@media (max-width: 960px) { [dir="rtl"] .nav a[aria-current="page"] { box-shadow: inset -3px 0 0 var(--laser); } }
.files td.f, .chapters time { unicode-bidi: isolate; }
th.num { text-align: end; }
[dir="rtl"] .hero .specline { font-family: var(--f-body); font-size: .9rem; }
[dir="rtl"] .hero .specline span::before { content: "◂ "; }
.btn small { white-space: nowrap; }