/* PBA Conseil, v6 : direction inspirée de tasteskill.dev (choix du client).
   Fond crème chaud, encre brun-noir, accent orange brûlé ; haut de page en dégradé du brun nuit à l'orange ;
   Google Sans Flex (titres 600, interlettrage serré) et Google Sans Code pour les petites étiquettes ;
   grandes cartes blanches arrondies sur le crème. Polices hébergées sur le site, aucun appel externe. */

@font-face { font-family: "Google Sans Flex"; font-style: normal; font-display: swap; font-weight: 1 1000;
  src: url("../fonts/google-sans-flex-latin-wght-normal.woff2") format("woff2-variations"); }
@font-face { font-family: "Google Sans Code"; font-style: normal; font-display: swap; font-weight: 300 800;
  src: url("../fonts/google-sans-code-latin-wght-normal.woff2") format("woff2-variations"); }

:root {
  --bg: #f8f4ee; --bg-2: #f1eae0; --card: #fffdf9;
  --ink: #1a0e08; --ink-2: #3d2c22; --muted: #6f5f55; --line: rgba(26, 14, 8, .1); --line-2: rgba(26, 14, 8, .18);
  --accent: #d9581f; --accent-2: #f08a4b; --accent-soft: #fde6d6;
  --dark: #140a05; --dark-2: #241309; --on-dark: #fff6ee; --on-dark-muted: rgba(255, 240, 228, .72);
  --font: "Google Sans Flex", ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "Google Sans Code", ui-monospace, "SF Mono", Menlo, monospace;
  --wrap: 1180px; --gut: clamp(20px, 4vw, 40px);
  --r-card: 28px; --r-in: 18px; --r-btn: 11px;
  --pad-sec: clamp(72px, 9vw, 128px);
  --shadow: 0 1px 2px rgba(26, 14, 8, .05), 0 12px 32px -12px rgba(26, 14, 8, .14), 0 40px 80px -40px rgba(26, 14, 8, .18);
  --ease: cubic-bezier(.2, .8, .2, 1);
}

/* ------------------------------------------------------------------ base */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; -webkit-tap-highlight-color: transparent; scroll-behavior: smooth; scroll-padding-top: 96px; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { transition: none !important; animation: none !important; } }
body { margin: 0; background: var(--bg); color: var(--ink); font: 400 17px/1.6 var(--font); -webkit-font-smoothing: antialiased; overflow-x: clip; }
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, p, ul, ol, figure, dl, dd { margin: 0; }
ul, ol { padding: 0; list-style: none; }
h1, h2, h3 { font-weight: 600; text-wrap: balance; }
h1 { font-size: clamp(42px, 5.6vw, 78px); line-height: 1.02; letter-spacing: -0.045em; }
h2 { font-size: clamp(30px, 3.2vw, 46px); line-height: 1.08; letter-spacing: -0.035em; }
h3 { font-size: 20px; line-height: 1.3; letter-spacing: -0.015em; }
p { text-wrap: pretty; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }
::selection { background: var(--accent-soft); }
.wrap { width: min(100% - 2 * var(--gut), var(--wrap)); margin-inline: auto; }
.skip-link { position: absolute; left: -9999px; top: 8px; z-index: 100; background: var(--card); padding: 8px 14px; border-radius: 8px; }
.skip-link:focus { left: 16px; }
.muted { color: var(--muted); }
.lead { font-size: clamp(18px, 1.4vw, 20px); line-height: 1.55; color: var(--ink-2); }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; font: 500 13px/1.2 var(--mono); color: var(--accent); }
.eyebrow::before { content: ""; width: 8px; height: 8px; border-radius: 2px; background: currentColor; }
.t-label { font: 500 13px/1.3 var(--mono); color: var(--muted); }
.link { display: inline-flex; align-items: center; gap: 6px; font-weight: 600; color: var(--ink); border-bottom: 1px solid var(--line-2); padding-bottom: 2px; transition: border-color .2s var(--ease), color .2s var(--ease); }
@media (hover: hover) and (pointer: fine) { .link:hover { color: var(--accent); border-color: currentColor; } }
.m-arrow { width: 12px; height: 12px; fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; flex: none; transition: transform .2s var(--ease); }
@media (hover: hover) and (pointer: fine) { a:hover > .m-arrow, button:hover > .m-arrow { transform: translateX(3px); } }

/* ------------------------------------------------------------------ boutons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; height: 48px; padding: 0 22px; border-radius: var(--r-btn);
  font: 600 16px/1 var(--font); letter-spacing: -0.01em; border: 1px solid transparent; cursor: pointer; white-space: nowrap;
  transition: transform .16s var(--ease), background-color .2s var(--ease), box-shadow .2s var(--ease); touch-action: manipulation; -webkit-user-select: none; user-select: none; }
.btn:active { transform: scale(.97); }
.btn--primary { background: var(--ink); color: #fff; box-shadow: 0 8px 20px -10px rgba(26,14,8,.6); }
.btn--accent { background: var(--accent); color: #fff; box-shadow: 0 8px 22px -10px rgba(217, 88, 31, .8); }
.btn--light { background: #fff; color: var(--ink); box-shadow: 0 10px 30px -12px rgba(0,0,0,.5); }
.btn--ghost { background: rgba(255,255,255,.1); color: var(--on-dark); border-color: rgba(255,255,255,.18); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); }
@media (hover: hover) and (pointer: fine) {
  .btn--primary:hover { background: #33211a; transform: translateY(-1px); }
  .btn--accent:hover { background: #c64d18; transform: translateY(-1px); }
  .btn--light:hover { transform: translateY(-1px); }
  .btn--ghost:hover { background: rgba(255,255,255,.18); }
}
.btn-row { display: flex; flex-wrap: wrap; gap: 12px; }

/* ------------------------------------------------------------------ navigation : la pilule flottante */
.nav { position: fixed; top: 12px; left: 0; right: 0; z-index: 50; pointer-events: none; }
.nav__bar { pointer-events: auto; width: min(100% - 24px, 1000px); margin-inline: auto; min-height: 60px; display: flex; align-items: center; gap: 16px; padding: 9px 9px 9px 18px;
  border-radius: 16px; background: rgba(28, 16, 10, .76); color: var(--on-dark); border: 1px solid rgba(255,255,255,.08);
  -webkit-backdrop-filter: blur(16px) saturate(140%); backdrop-filter: blur(16px) saturate(140%); box-shadow: 0 12px 40px -16px rgba(0,0,0,.5); }
.nav__logo { display: inline-flex; align-items: center; gap: 9px; font: 600 19px/1 var(--font); letter-spacing: -0.02em; flex: none; }
.nav__logo svg { width: 24px; height: 24px; color: var(--accent-2); }
.nav__links { display: flex; gap: 4px; margin-inline: auto; }
.nav__links a { padding: 9px 12px; border-radius: 9px; font: 500 15px/1 var(--font); color: rgba(255,246,238,.82); transition: background .2s var(--ease), color .2s var(--ease); }
.nav__links a[aria-current="page"] { color: #fff; background: rgba(255,255,255,.1); }
@media (hover: hover) and (pointer: fine) { .nav__links a:hover { color: #fff; background: rgba(255,255,255,.08); } }
.nav__cta { height: 42px; padding: 0 16px; font-size: 15px; }
.nav__toggle { display: none; width: 42px; height: 42px; margin-left: auto; border-radius: 10px; border: 1px solid rgba(255,255,255,.16); background: transparent; color: #fff; cursor: pointer; }
@media (max-width: 899px) {
  .nav__links, .nav__cta { display: none; }
  .nav__toggle { display: grid; place-items: center; }
  .nav.is-open .nav__bar { flex-wrap: wrap; padding-bottom: 14px; }
  .nav.is-open .nav__links { display: grid; order: 3; width: 100%; margin: 6px 0 0; }
  .nav.is-open .nav__links a { padding: 14px 10px; font-size: 17px; }
  .nav.is-open .nav__cta { display: inline-flex; order: 4; width: 100%; height: 48px; margin-top: 8px; }
}

/* ------------------------------------------------------------------ haut de page : dégradé du brun nuit à l'orange */
.hero { position: relative; isolation: isolate; padding: 150px 0 72px; color: var(--on-dark); overflow: hidden;
  background: linear-gradient(180deg, #120804 0%, #1d0d05 28%, #5a240c 52%, #b54a19 70%, #ee9154 86%, var(--bg) 100%); }
.hero::before { content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background: radial-gradient(55% 35% at 50% 68%, rgba(255, 170, 110, .3), transparent 70%); }
.hero__in { display: grid; justify-items: center; text-align: center; gap: 24px; }
.hero h1 { max-width: 15ch; color: #fff; }
.hero .lead { max-width: 40rem; color: var(--on-dark-muted); }
.pill { display: inline-flex; align-items: center; gap: 10px; padding: 6px 14px 6px 6px; border-radius: 999px; font: 500 14px/1.2 var(--font);
  background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.14); color: rgba(255,240,228,.9); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); }
.pill b { font-weight: 600; color: #fff; background: var(--accent); border-radius: 999px; padding: 4px 10px; font-size: 13px; }
.hero .btn-row { justify-content: center; margin-top: 8px; }

/* la fenêtre : un tableau de bord sous le texte */
.window { margin-top: 56px; width: 100%; max-width: 980px; border-radius: 22px; background: var(--card); color: var(--ink); text-align: left;
  box-shadow: 0 50px 100px -40px rgba(40, 14, 2, .7), 0 24px 48px -24px rgba(40, 14, 2, .45); overflow: hidden; }
.window__bar { display: flex; align-items: center; gap: 14px; padding: 14px 20px; border-bottom: 1px solid var(--line); background: #fbf8f3; }
.window__dots { display: flex; gap: 6px; } .window__dots i { width: 10px; height: 10px; border-radius: 50%; background: #e7ded3; }
.window__title { font: 500 13px/1 var(--mono); color: var(--muted); }
.window__legend { margin-left: auto; display: flex; gap: 16px; font: 500 13px/1 var(--mono); color: var(--muted); }
.window__legend span { display: inline-flex; align-items: center; gap: 6px; }
.window__legend span::before { content: ""; width: 10px; height: 10px; border-radius: 3px; background: var(--c); }
.window__body { display: grid; grid-template-columns: 220px minmax(0, 1fr); }
.window__side { padding: 18px; border-right: 1px solid var(--line); display: grid; gap: 4px; align-content: start; background: #fdfbf7; }
.window__side span { padding: 10px 12px; border-radius: 10px; font: 500 14px/1.2 var(--font); color: var(--muted); }
.window__side span.on { background: var(--accent-soft); color: var(--ink); font-weight: 600; }
.window__chart { padding: 26px 30px 22px; }
@media (max-width: 760px) { .window { margin-top: 40px; } .window__body { grid-template-columns: 1fr; } .window__side, .window__legend { display: none; } .window__chart { padding: 14px; } }

/* ------------------------------------------------------------------ sections et cartes */
.sec { padding-top: var(--pad-sec); }
.sec-head { display: grid; gap: 16px; max-width: 46rem; margin-bottom: 44px; }
.sec-head p { color: var(--muted); font-size: 18px; }
.sec-head--center { text-align: center; justify-items: center; margin-inline: auto; }
.card { background: var(--card); border-radius: var(--r-card); box-shadow: var(--shadow); }
.split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); overflow: hidden; }
.split__text { padding: clamp(32px, 5vw, 60px); display: grid; gap: 18px; align-content: start; }
.split__text > p { color: var(--muted); font-size: 18px; }
.split__visual { margin: 14px; border-radius: var(--r-in); padding: clamp(20px, 4vw, 44px); display: grid; place-items: center;
  background: linear-gradient(160deg, #fff1e6 0%, #fbd6bc 55%, #f3a877 100%); }
.split__visual .inner { width: 100%; background: var(--card); border-radius: 16px; padding: 22px; box-shadow: 0 20px 40px -24px rgba(90, 36, 12, .55); }
@media (max-width: 900px) { .split { grid-template-columns: 1fr; } .split__visual { margin: 0 12px 12px; } }

/* étages numérotés (leviers) */
.steps-list { display: grid; margin-top: 4px; }
.steps-list li { display: grid; grid-template-columns: 34px minmax(0, 1fr); gap: 2px 14px; padding: 14px 0; border-top: 1px solid var(--line); }
.steps-list li:first-child { border-top: 0; padding-top: 4px; }
.steps-list .n { grid-row: 1 / span 2; width: 28px; height: 28px; border-radius: 8px; display: grid; place-items: center; font: 600 13px/1 var(--mono); background: var(--bg-2); color: var(--ink); }
.steps-list li.key .n { background: var(--accent); color: #fff; }
.steps-list strong { font-weight: 600; }
.steps-list p { color: var(--muted); font-size: 16px; }

/* trois situations en cartes */
.sit-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.sit-card { display: grid; grid-template-rows: auto 1fr; overflow: hidden; transition: transform .25s var(--ease); }
@media (hover: hover) and (pointer: fine) { .sit-card:hover { transform: translateY(-3px); } }
.sit-card__vis { margin: 10px; border-radius: 20px; padding: 24px 22px 16px; display: grid; place-items: center; min-height: 230px; }
.sit-card:nth-child(1) .sit-card__vis { background: linear-gradient(160deg, #fff3ea, #fbd4bb); }
.sit-card:nth-child(2) .sit-card__vis { background: linear-gradient(160deg, #fff8ec, #f3dfba); }
.sit-card:nth-child(3) .sit-card__vis { background: linear-gradient(160deg, #f8f5f2, #e6dfd7); }
.sit-card__body { padding: 14px 26px 28px; display: grid; gap: 10px; align-content: start; }
.sit-card__body p { color: var(--muted); font-size: 16px; }
.sit-card__body .link { justify-self: start; margin-top: 6px; }
@media (max-width: 980px) { .sit-grid { grid-template-columns: 1fr; max-width: 560px; margin-inline: auto; } }

/* l'approche : une phrase en grand */
.statement { text-align: center; }
.statement .eyebrow { margin-bottom: 22px; }
.statement p { font: 600 clamp(28px, 3.6vw, 50px)/1.14 var(--font); letter-spacing: -0.035em; max-width: 24ch; margin-inline: auto; text-wrap: balance; }
.statement p em { font-style: normal; color: var(--accent); }

/* méthode : la carte sombre */
.dark-card { background: radial-gradient(120% 90% at 100% 0%, #3a1c0c 0%, var(--dark-2) 45%, var(--dark) 100%); color: var(--on-dark); border-radius: var(--r-card); overflow: hidden; box-shadow: 0 40px 80px -40px rgba(20,10,5,.6); }
.dark-card h2 { color: #fff; }
.dark-card .split__text > p { color: var(--on-dark-muted); }
.dark-card .eyebrow { color: var(--accent-2); }
.log { margin: 14px; border-radius: var(--r-in); padding: 16px; background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.08); display: grid; gap: 8px; align-content: center; }
.log__head { display: flex; justify-content: space-between; font: 500 13px/1 var(--mono); color: var(--on-dark-muted); padding: 6px 6px 12px; border-bottom: 1px solid rgba(255,255,255,.08); margin-bottom: 4px; }
.log__row { display: grid; grid-template-columns: 32px minmax(0, 1fr) auto; gap: 14px; align-items: center; padding: 14px; border-radius: 12px; background: rgba(255,255,255,.05); }
.log__row .n { width: 30px; height: 30px; border-radius: 8px; display: grid; place-items: center; font: 600 13px/1 var(--mono); background: rgba(255,255,255,.08); color: #fff; }
.log__row strong { display: block; font-weight: 600; color: #fff; }
.log__row .d { display: block; color: var(--on-dark-muted); font-size: 15px; line-height: 1.45; }
.log__row .tag { font: 500 12px/1 var(--mono); padding: 6px 9px; border-radius: 7px; background: rgba(240,138,75,.16); color: var(--accent-2); white-space: nowrap; }
@media (max-width: 560px) { .log__row { grid-template-columns: 30px minmax(0, 1fr); } .log__row .tag { display: none; } }

/* questions */
.faq-grid { display: grid; grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr); gap: clamp(32px, 6vw, 80px); align-items: start; }
.faq-grid > div:first-child { display: grid; gap: 16px; }
.faq-grid > div:first-child > p { color: var(--muted); font-size: 18px; }
.faq { display: grid; gap: 12px; }
.faq__item { padding: 22px 26px; }
.faq__item h3 { font-size: 18px; }
.faq__item p { margin-top: 8px; color: var(--muted); font-size: 16px; }
.reads { margin-top: 20px; }
.reads__list { display: grid; margin-top: 12px; border-top: 1px solid var(--line); }
.reads__list a { display: grid; gap: 2px; padding: 14px 0; border-bottom: 1px solid var(--line); font-weight: 600; letter-spacing: -0.01em; transition: color .2s var(--ease); }
.reads__list a span { font: 500 12px/1.4 var(--mono); color: var(--muted); }
@media (hover: hover) and (pointer: fine) { .reads__list a:hover { color: var(--accent); } }
.reads .link { margin-top: 18px; }
@media (max-width: 900px) { .faq-grid { grid-template-columns: 1fr; } }

/* demande de premier échange */
.demande-card { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); overflow: hidden; }
.demande__text { padding: clamp(32px, 5vw, 60px); display: grid; gap: 20px; align-content: start; }
.demande__text > p { color: var(--muted); font-size: 18px; }
.demande__next { display: grid; gap: 14px; margin-top: 6px; }
.demande__next li { display: grid; grid-template-columns: 30px minmax(0, 1fr); gap: 14px; align-items: start; color: var(--ink-2); }
.demande__next .n { width: 28px; height: 28px; border-radius: 8px; display: grid; place-items: center; font: 600 13px/1 var(--mono); background: var(--accent-soft); color: var(--accent); }
.demande__panel { margin: 14px; border-radius: var(--r-in); padding: clamp(22px, 4vw, 40px); background: linear-gradient(170deg, #fdf7f1, #f7e4d4); }
@media (max-width: 900px) { .demande-card { grid-template-columns: 1fr; } .demande__panel { margin: 0 12px 12px; } }

/* formulaire */
.form { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.form > .field--full, .form > .form__foot { grid-column: 1 / -1; }
.field { display: grid; gap: 7px; font: 500 14px/1.3 var(--font); color: var(--ink-2); align-content: start; }
.field :is(input, select, textarea) { width: 100%; height: 50px; padding: 0 14px; border-radius: 12px; border: 1px solid var(--line-2); background: #fff;
  font: 400 16px/1.4 var(--font); color: var(--ink); transition: border-color .2s var(--ease), box-shadow .2s var(--ease); }
.field textarea { height: auto; min-height: 110px; padding: 12px 14px; resize: vertical; }
.field :is(input, select, textarea):focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 4px rgba(217, 88, 31, .14); }
.field [aria-invalid="true"] { border: 2px solid #b4321b; }
.field__error { color: #9e2a15; font-size: 14px; font-weight: 500; }
.field__error[hidden] { display: none; }
.form__foot { display: grid; gap: 12px; }
.form__foot .btn { width: 100%; }
.form__status { font-weight: 600; min-height: 1.4em; }
.form__status.is-ok { color: #1f6b3a; } .form__status.is-err { color: #9e2a15; }
.form__note { font-size: 14px; color: var(--muted); }
.form__note a { text-decoration: underline; text-underline-offset: 3px; }
.hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
@media (max-width: 560px) { .form { grid-template-columns: 1fr; } }

/* pied de page sombre */
.footer { position: relative; isolation: isolate; overflow: hidden; background: var(--dark); color: var(--on-dark); padding: clamp(80px, 10vw, 140px) 0 40px; margin-top: var(--pad-sec); }
.footer::before { content: ""; position: absolute; left: -20%; right: -20%; bottom: -70%; height: 120%; z-index: -1;
  background: radial-gradient(50% 50% at 50% 50%, rgba(217, 88, 31, .42), transparent 70%); }
.footer__cta { display: grid; justify-items: center; text-align: center; gap: 20px; }
.footer__cta h2 { color: #fff; max-width: 16ch; }
.footer__cta p { color: var(--on-dark-muted); }
.footer__links { display: grid; grid-template-columns: 1.4fr repeat(4, 1fr); gap: 32px; margin-top: clamp(64px, 9vw, 120px); padding-top: 40px; border-top: 1px solid rgba(255,255,255,.1); }
.footer__links h3 { font: 500 13px/1 var(--mono); color: var(--on-dark-muted); margin-bottom: 14px; }
.footer__links li + li { margin-top: 8px; }
.footer__links a { color: rgba(255,246,238,.88); font-size: 15px; }
@media (hover: hover) and (pointer: fine) { .footer__links a:hover { color: var(--accent-2); } }
.footer__lede { margin-top: 14px; color: var(--on-dark-muted); font-size: 15px; max-width: 26ch; }
.footer__legal { margin-top: 48px; font: 500 12px/1.6 var(--mono); color: rgba(255,240,228,.55); display: flex; flex-wrap: wrap; gap: 6px 18px; }
.footer__legal a { color: rgba(255,240,228,.75); }
@media (max-width: 900px) { .footer__links { grid-template-columns: 1fr 1fr; } .footer__links > :first-child { grid-column: 1 / -1; } }

/* barre d'action sur téléphone */
.actionbar { position: fixed; left: 12px; right: 12px; bottom: calc(12px + env(safe-area-inset-bottom, 0px)); z-index: 40; display: none; }
.actionbar .btn { width: 100%; box-shadow: 0 16px 40px -12px rgba(20,10,5,.6); }
@media (max-width: 760px) { .actionbar { display: block; transform: translateY(160%); transition: transform .3s var(--ease); } .actionbar.is-on { transform: none; } }

/* ------------------------------------------------------------------ schémas */
.chart svg { width: 100%; height: auto; overflow: visible; }
.sit-art text, .flow text, .hc text { font-family: var(--mono); font-size: 12.5px; font-weight: 500; fill: var(--muted); }
.sit-art .a-grid line, .hc .hc-v line { stroke: rgba(26,14,8,.07); stroke-dasharray: 2 5; }
.sit-art .a-axis, .hc .hc-base { stroke: rgba(26,14,8,.2); }
.sit-art .a-line, .hc .hc-e, .hc .hc-f { fill: none; stroke-width: 2.6; stroke-linecap: round; }
.sit-art .a-line.gold, .hc .hc-e { stroke: var(--ink); }
.sit-art .a-line.ivory, .hc .hc-f { stroke: var(--accent); }
.sit-art .a-line.dash { stroke: var(--accent); stroke-width: 1.4; stroke-dasharray: 3 6; }
.a-glow, .hc-glow { fill: none; stroke: var(--accent); stroke-width: 10; stroke-linecap: round; opacity: .14; }
.a-glow.ink, .hc-glow.ink { display: none; }
.a-comet, .hc-comet { fill: none; stroke: #fff; stroke-width: 3.2; stroke-linecap: round; stroke-dasharray: .07 1.2; stroke-dashoffset: .07; opacity: 0;
  filter: drop-shadow(0 0 4px rgba(240, 138, 75, .95)); }
.hc-comet.ink { filter: drop-shadow(0 0 4px rgba(255, 210, 180, .9)); }
.sit-art .a-dot.gold, .hc .hc-de { fill: var(--ink); }
.sit-art .a-dot.ivory, .hc .hc-df { fill: var(--accent); stroke: #fff; stroke-width: 2; }
.hc .hc-de { stroke: #fff; stroke-width: 2; }
.a-ring, .hc-ring { fill: var(--accent); opacity: 0; } .hc-ring.ink { fill: var(--ink); }
.sit-art .a-hollow { fill: #fff; stroke: var(--ink); stroke-width: 1.6; }
.sit-art .a-gap { stroke: var(--accent); stroke-width: 1.4; stroke-dasharray: 2 4; }
.sit-art .a-track { stroke: var(--accent); stroke-width: 2.4; stroke-linecap: round; }
.sit-art .a-bar.soft { fill: rgba(26,14,8,.09); }
.sit-art .a-bar.hatched { stroke: rgba(217,88,31,.55); stroke-dasharray: 4 4; }
.sit-art .a-guide { stroke: rgba(26,14,8,.3); stroke-dasharray: 3 4; }
.sit-art .a-lbl.acc { fill: var(--accent); font-weight: 600; }
.a-chip rect, .f-tag rect, .hc .c-chip rect { fill: var(--ink); }
.sit-art .a-chip text, .flow .f-tag text, .hc .c-chip text { fill: #fff; font-weight: 600; font-size: 12px; }
.flow .f-base { stroke: rgba(26,14,8,.2); } .flow .f-conn { stroke: rgba(26,14,8,.3); stroke-dasharray: 3 4; }
.flow .f-total { stroke: rgba(26,14,8,.08); } .flow .f-key { stroke: none; }
.flow .f-drop { stroke: rgba(217,88,31,.5); stroke-dasharray: 4 4; }
.flow .f-halo { fill: var(--accent); opacity: .16; }
.flow .f-lbl-key, .flow .f-lbl-pop { fill: var(--ink); font-weight: 600; } .flow .f-tag line { stroke: var(--accent); stroke-width: 1.4; }
.flow [data-l] { transition: opacity .3s var(--ease); }
.flow[data-hl] [data-l] { opacity: .28; }
.flow[data-hl]:not([data-hl="3"]) .f-halo { visibility: hidden; }
.flow[data-hl="1"] [data-l="1"], .flow[data-hl="2"] [data-l="2"], .flow[data-hl="3"] [data-l="3"], .flow[data-hl="4"] [data-l="4"] { opacity: 1; }
.hc .hc-br { fill: none; stroke: rgba(26,14,8,.2); }
.hc .hc-n { font-family: var(--font); font-size: 15px; font-weight: 600; fill: var(--ink); }
.hc .hc-cursor { opacity: 0; transition: opacity .2s var(--ease); pointer-events: none; }
.hc .hc-cursor.is-on { opacity: 1; }
.hc .hc-cursor line { stroke: rgba(26,14,8,.28); stroke-dasharray: 3 4; }
.hc .hc-cursor .c-e { fill: var(--ink); stroke: #fff; stroke-width: 2; } .hc .hc-cursor .c-f { fill: var(--accent); stroke: #fff; stroke-width: 2; }
@media (hover: hover) and (pointer: fine) { .steps-list li:hover .n { background: var(--accent); color: #fff; } .steps-list .n { transition: background-color .2s var(--ease), color .2s var(--ease); } }

/* animations : jouées une fois à l'entrée dans l'écran, puis une boucle discrète.
   Sans JS ou avec « réduire les animations », tout reste affiché sans mouvement. */
.anim .chart:not(.is-in) .an-draw { stroke-dasharray: 1; stroke-dashoffset: 1; }
.anim .chart:not(.is-in) :is(.an-fade, .an-pop, .an-up, .an-down, .an-right) { opacity: 0; }
.anim .is-done :is(.an-draw, .an-fade, .an-pop, .an-up, .an-down, .an-right) { animation: none !important; }
.an-pop, .an-up, .an-down, .an-right, .an-pulse, .an-pulse-soft { transform-box: fill-box; }
.an-pop, .an-pulse, .an-pulse-soft { transform-origin: center; }
.an-up { transform-origin: 50% 100%; } .an-down { transform-origin: 50% 0; } .an-right { transform-origin: 0 50%; }
.anim .is-in .an-draw { animation: an-draw 1.3s cubic-bezier(.65, 0, .35, 1) var(--d, 0s) both; }
.anim .is-in .an-fade { animation: an-fade .6s var(--ease) var(--d, 0s) both; }
.anim .is-in .an-pop { animation: an-pop .55s cubic-bezier(.34, 1.56, .64, 1) var(--d, 0s) both; }
.anim .is-in .an-up { animation: an-up .7s cubic-bezier(.22, 1, .36, 1) var(--d, 0s) both; }
.anim .is-in .an-down { animation: an-down .6s cubic-bezier(.22, 1, .36, 1) var(--d, 0s) both; }
.anim .is-in .an-right { animation: an-right .9s cubic-bezier(.22, 1, .36, 1) var(--d, 0s) both; }
.anim .is-in .an-comet { animation: an-comet 3.6s cubic-bezier(.45, 0, .55, 1) calc(var(--d, 0s) + .2s) infinite; }
.anim .is-in .an-pulse { animation: an-pulse 2.6s cubic-bezier(.22, 1, .36, 1) var(--d, 0s) infinite; }
.anim .is-in .an-pulse-soft { animation: an-pulse-soft 3s ease-in-out var(--d, 0s) infinite; }
@keyframes an-draw { from { stroke-dashoffset: 1; } to { stroke-dashoffset: 0; } }
@keyframes an-fade { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
@keyframes an-pop { from { opacity: 0; transform: scale(.4); } to { opacity: 1; transform: none; } }
@keyframes an-up { from { opacity: 0; transform: scaleY(0); } to { opacity: 1; transform: none; } }
@keyframes an-down { from { opacity: 0; transform: scaleY(0); } to { opacity: 1; transform: none; } }
@keyframes an-right { from { opacity: 0; transform: scaleX(0); } to { opacity: 1; transform: none; } }
@keyframes an-comet { 0% { stroke-dashoffset: .07; opacity: 0; } 8% { opacity: 1; } 55% { opacity: 1; } 62%, 100% { stroke-dashoffset: -1; opacity: 0; } }
@keyframes an-pulse { 0% { opacity: .45; transform: scale(1); } 70%, 100% { opacity: 0; transform: scale(3.2); } }
@keyframes an-pulse-soft { 0%, 100% { opacity: .1; } 50% { opacity: .26; } }
@media (prefers-reduced-motion: reduce) { .a-comet, .hc-comet, .a-ring, .hc-ring { display: none; } }

/* ------------------------------------------------------------------ pages situation */
.hero--split { padding-bottom: 96px; }
.hero--split .hero__in { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); text-align: left; justify-items: start; align-items: center; gap: 48px; }
.hero--split .hero__text { display: grid; gap: 22px; justify-items: start; }
.hero--split h1 { font-size: clamp(38px, 4.2vw, 60px); max-width: 16ch; }
.hero--split .btn-row { justify-content: flex-start; margin-top: 0; }
.hero--split .window { margin-top: 0; }
.hero--split .window__chart { padding: 26px; }
.crumbs { font: 500 13px/1.3 var(--mono); color: var(--on-dark-muted); }
.crumbs a { color: #fff; border-bottom: 1px solid rgba(255,255,255,.3); }
.facts { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; width: 100%; padding-top: 18px; border-top: 1px solid rgba(255,255,255,.14); }
.facts dt { font: 500 12px/1.3 var(--mono); color: var(--on-dark-muted); }
.facts dd { font-weight: 600; color: #fff; margin-top: 4px; font-size: 15px; line-height: 1.35; }
@media (max-width: 900px) { .hero--split .hero__in { grid-template-columns: 1fr; } .facts { grid-template-columns: 1fr 1fr; } }
.interv { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); gap: 20px; }
.interv > .card { padding: clamp(28px, 4vw, 48px); display: grid; gap: 18px; align-content: start; }
@media (max-width: 900px) { .interv { grid-template-columns: 1fr; } }

/* ------------------------------------------------------------------ pages de lecture (mentions, analyses) */
.page-head { padding: 150px 0 56px; background: linear-gradient(180deg, #120804 0%, #2a1208 55%, #6e2c0f 85%, #9c3f16 100%); color: var(--on-dark); }
.page-head__in { display: grid; gap: 18px; max-width: 54rem; }
.page-head h1 { font-size: clamp(36px, 4.2vw, 58px); color: #fff; }
.page-head .lead, .page-head .article-meta { color: var(--on-dark-muted); }
.page-head .crumbs .link { color: #fff; border-color: rgba(255,255,255,.3); }
.prose-sec { padding: 56px 0 0; }
.prose { max-width: 70ch; font-size: 18px; line-height: 1.75; color: var(--ink-2); }
.prose > * + * { margin-top: 18px; }
.prose h2 { font-size: clamp(24px, 2vw, 30px); margin-top: 52px; color: var(--ink); }
.prose h3 { font-size: 21px; margin-top: 36px; color: var(--ink); }
.prose ul, .prose ol { padding-left: 1.2em; } .prose ul { list-style: disc; } .prose ol { list-style: decimal; }
.prose li + li { margin-top: 6px; }
.prose a:not(.btn) { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }
.prose strong { color: var(--ink); }
.prose table { width: 100%; border-collapse: collapse; font-size: 15px; }
.prose th, .prose td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
.prose blockquote { font-size: 20px; color: var(--ink); padding-inline: 20px; }
.article-meta { font: 500 13px/1.4 var(--mono); }
.article-end { margin-top: 56px !important; padding: clamp(28px, 4vw, 44px); border-radius: var(--r-card); display: grid; gap: 14px; justify-items: start;
  background: radial-gradient(120% 120% at 100% 0%, #3a1c0c, var(--dark)); color: var(--on-dark); }
.article-end h2 { margin: 0 !important; color: #fff; }
.article-end p { color: var(--on-dark-muted); }
.article-end .btn--primary { background: #fff; color: var(--ink); }
.article-related { margin-top: 56px !important; }
.post-list { display: grid; gap: 12px; max-width: 920px; }
.post { display: grid; grid-template-columns: 150px minmax(0, 1fr); gap: 8px 28px; padding: 24px 28px; background: var(--card); border-radius: 20px; box-shadow: var(--shadow); transition: transform .25s var(--ease); }
.post__date { font: 500 12px/1.5 var(--mono); color: var(--muted); padding-top: 5px; }
.post__title { display: block; font-weight: 600; font-size: 20px; line-height: 1.3; letter-spacing: -0.02em; }
.post__desc { display: block; color: var(--muted); margin-top: 6px; font-size: 16px; }
@media (hover: hover) and (pointer: fine) { .post:hover { transform: translateY(-2px); } .post:hover .post__title { color: var(--accent); } }
@media (max-width: 640px) { .post { grid-template-columns: 1fr; padding: 20px; } }

/* automatisation et IA */
.auto-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
.auto-card { padding: 26px 28px; display: grid; gap: 10px; align-content: start; }
.auto-card h3 { font-size: 20px; letter-spacing: -0.01em; }
.auto-card p { color: var(--muted); font-size: 16px; }
@media (max-width: 980px) { .auto-grid { grid-template-columns: 1fr; max-width: 560px; margin-inline: auto; } }