/* Concept : la feuille de route d'une exploitation. Encre verte profonde, papier légèrement vert,
   une seule touche jaune haute visibilité (gilet, bracelet d'accès). Titres en capitales industrielles. */
:root {
  --paper: #f2f4ef;
  --paper-2: #e6eae2;
  --ink: #12211b;
  --ink-soft: #4a5a52;
  --green: #1d5440;
  --green-deep: #0f3226;
  --hivis: #f0c419;
  --line: #c9d1c8;
  --on-green: #f2f4ef;
  --font-display: "Big Shoulders Display", "Arial Narrow", "Roboto Condensed", sans-serif;
  --font-body: "IBM Plex Sans", "Segoe UI", system-ui, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
  --step--1: 0.875rem;
  --step-0: 1.0625rem;
  --step-1: 1.3rem;
  --step-2: 1.75rem;
  --step-3: clamp(2.2rem, 4.5vw, 3.2rem);
  --step-4: clamp(2.2rem, 4.6vw, 4.2rem);
  --wrap: 72rem;
  --gutter: clamp(1rem, 4vw, 2.5rem);
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #0e1714; --paper-2: #16231e; --ink: #e4ebe6; --ink-soft: #a3b3aa;
    --green: #6fbf98; --green-deep: #0a231a; --hivis: #f3cc3a; --line: #2a3a33; --on-green: #0e1714;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --paper: #0e1714; --paper-2: #16231e; --ink: #e4ebe6; --ink-soft: #a3b3aa;
  --green: #6fbf98; --green-deep: #0a231a; --hivis: #f3cc3a; --line: #2a3a33; --on-green: #0e1714;
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { transition: none !important; animation: none !important; } }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font-family: var(--font-body); font-size: var(--step-0); line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--green); text-underline-offset: 3px; }
a:hover { color: var(--ink); }
:focus-visible { outline: 3px solid var(--hivis); outline-offset: 3px; }
h1, h2, h3 { font-family: var(--font-display); font-weight: 800; line-height: 1; text-transform: uppercase; letter-spacing: 0.01em; text-wrap: balance; margin: 0; }
h1 { font-size: var(--step-4); }
h2 { font-size: var(--step-3); }
h3 { font-size: var(--step-2); }
p { margin: 0; max-width: 65ch; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding-inline: var(--gutter); }
.skip { position: absolute; left: -999px; }
.skip:focus { left: 1rem; top: 1rem; background: var(--hivis); color: #12211b; padding: .5rem 1rem; z-index: 10; }

/* Labels / eyebrow */
.label { font-family: var(--font-mono); font-size: var(--step--1); letter-spacing: .08em; text-transform: uppercase; color: var(--ink-soft); }
.tag { display: inline-flex; align-items: center; gap: .5rem; font-family: var(--font-mono); font-size: .78rem; letter-spacing: .1em; text-transform: uppercase; background: var(--hivis); color: #12211b; padding: .3rem .7rem; font-weight: 600; }

/* Header */
.site-header { position: sticky; top: env(safe-area-inset-top, 0px); z-index: 5; background: var(--paper); border-bottom: 1px solid var(--line); }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding-block: .8rem; }
.brand { display: flex; align-items: center; gap: .6rem; text-decoration: none; color: var(--ink); }
.brand-mark { width: 2.2rem; height: 2.2rem; background: var(--green); color: var(--on-green); display: grid; place-items: center; font-family: var(--font-display); font-weight: 800; font-size: 1rem; }
.brand-name { font-family: var(--font-display); font-weight: 800; font-size: 1.2rem; text-transform: uppercase; line-height: 1; }
.brand-name small { display: block; font-family: var(--font-mono); font-weight: 400; font-size: .65rem; letter-spacing: .1em; color: var(--ink-soft); margin-top: .2rem; }
.nav { display: flex; align-items: center; gap: 1.4rem; }
.nav a { text-decoration: none; color: var(--ink); font-size: .95rem; font-weight: 500; white-space: nowrap; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--green); }
.nav a[aria-current="page"] { text-decoration: underline; text-decoration-thickness: 2px; }
.nav .btn { color: var(--on-green); }
.nav-toggle { display: none; background: none; border: 1px solid var(--line); color: var(--ink); font: inherit; padding: .4rem .8rem; cursor: pointer; }
@media (max-width: 1120px) {
  .nav-toggle { display: block; }
  .nav { display: none; position: absolute; left: 0; right: 0; top: 100%; background: var(--paper); border-bottom: 1px solid var(--line); flex-direction: column; align-items: stretch; gap: 0; padding: .5rem var(--gutter) 1rem; }
  .nav.open { display: flex; }
  .nav a { padding: .7rem 0; border-bottom: 1px solid var(--line); }
  .nav .btn { margin-top: .8rem; text-align: center; border: 0; }
}

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: .5rem; background: var(--green); color: var(--on-green); text-decoration: none; font-weight: 600; padding: .85rem 1.4rem; border: 2px solid var(--green); font-size: 1rem; cursor: pointer; font-family: var(--font-body); }
.btn:hover { background: var(--ink); border-color: var(--ink); color: var(--paper); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--ink); }
.btn-ghost:hover { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.btn-row { display: flex; flex-wrap: wrap; gap: .8rem; }

/* Sections */
.section { padding-block: clamp(3.5rem, 8vw, 6rem); }
.section + .section { border-top: 1px solid var(--line); }
.section-head { display: grid; gap: 1rem; margin-bottom: 2.5rem; }
.section-head p { color: var(--ink-soft); font-size: var(--step-1); line-height: 1.45; }
.band { background: var(--green-deep); color: #e7eee9; }
.band h2, .band h3 { color: #f2f4ef; }
.band .label { color: #9fb8aa; }
.band a { color: var(--hivis); }
.band p { color: #cfdcd4; }

/* Hero */
.hero { padding-block: clamp(2.5rem, 6vw, 4.5rem) clamp(3rem, 6vw, 5rem); }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: clamp(2rem, 5vw, 4rem); align-items: start; }
.hero-copy { display: grid; gap: 1.5rem; min-width: 0; }
.hero-copy .lede { font-size: var(--step-1); line-height: 1.5; color: var(--ink-soft); }
.hero h1 em { font-style: normal; color: var(--green); }
.page-hero { padding-block: clamp(2.5rem, 6vw, 4rem) clamp(2rem, 5vw, 3rem); border-bottom: 1px solid var(--line); }
.page-hero .wrap { display: grid; gap: 1.2rem; }
.page-hero h1 { font-size: clamp(2.4rem, 6vw, 4.4rem); }
.page-hero .lede { font-size: var(--step-1); color: var(--ink-soft); line-height: 1.5; }
.crumbs { font-family: var(--font-mono); font-size: .8rem; color: var(--ink-soft); }
.crumbs a { color: var(--ink-soft); }

/* Run sheet — l'élément signature */
.runsheet { background: var(--paper-2); border: 1px solid var(--line); min-width: 0; }
.runsheet-head { display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding: .9rem 1.2rem; border-bottom: 1px dashed var(--line); }
.runsheet-head strong { font-family: var(--font-display); text-transform: uppercase; font-size: 1.15rem; }
.runsheet ol { list-style: none; margin: 0; padding: .4rem 0; }
.runsheet li { display: grid; grid-template-columns: 4.6rem 1fr; gap: 1rem; padding: .75rem 1.2rem; align-items: baseline; }
.runsheet li + li { border-top: 1px solid var(--line); }
.runsheet time { font-family: var(--font-mono); font-size: .85rem; color: var(--green); font-weight: 600; font-variant-numeric: tabular-nums; }
.runsheet b { display: block; font-weight: 600; }
.runsheet span { color: var(--ink-soft); font-size: .92rem; }
.runsheet li.is-doors { background: var(--hivis); }
.runsheet li.is-doors time, .runsheet li.is-doors b, .runsheet li.is-doors span { color: #12211b; }
.runsheet-foot { padding: .8rem 1.2rem; border-top: 1px dashed var(--line); font-family: var(--font-mono); font-size: .78rem; color: var(--ink-soft); }

/* Figures */
.figures { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border-top: 2px solid var(--ink); border-bottom: 1px solid var(--line); }
.figure { padding: 1.4rem 1.2rem 1.4rem 0; display: grid; gap: .3rem; }
.figure + .figure { padding-left: 1.2rem; border-left: 1px solid var(--line); }
.figure b { font-family: var(--font-display); font-size: clamp(2.4rem, 5vw, 3.6rem); font-weight: 800; line-height: 1; font-variant-numeric: tabular-nums; }
.figure span { font-size: .92rem; color: var(--ink-soft); }
@media (max-width: 760px) {
  .figures { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .figure:nth-child(3) { padding-left: 0; border-left: 0; }
  .figure:nth-child(n+3) { border-top: 1px solid var(--line); }
}

/* Services */
.services { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0; border-top: 1px solid var(--line); }
.service { display: grid; gap: .8rem; padding: 2rem 2rem 2rem 0; border-bottom: 1px solid var(--line); text-decoration: none; color: var(--ink); align-content: start; }
.service:nth-child(even) { padding-left: 2rem; border-left: 1px solid var(--line); }
.service h3 { font-size: var(--step-2); }
.service p { color: var(--ink-soft); }
.service .more { font-weight: 600; color: var(--green); }
.service:hover h3 { color: var(--green); }
@media (max-width: 760px) {
  .services { grid-template-columns: 1fr; }
  .service, .service:nth-child(even) { padding: 1.6rem 0; border-left: 0; }
}

/* Phases (vraie séquence) */
.phases { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1.5rem; counter-reset: phase; }
.phase { display: grid; gap: .6rem; align-content: start; border-top: 3px solid var(--green); padding-top: 1rem; min-width: 0; }
.phase .label { color: var(--green); font-weight: 600; }
.phase h3 { font-size: 1.5rem; }
.phase p { color: var(--ink-soft); font-size: .97rem; }
.band .phase { border-top-color: var(--hivis); }
.band .phase .label { color: var(--hivis); }
.band .phase p, .band .service p, .band .checklist li { color: #cfdcd4; }
.band .checklist li { border-color: #335447; }
@media (max-width: 900px) { .phases { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 520px) { .phases { grid-template-columns: 1fr; } }

/* Two columns prose */
.split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(2rem, 5vw, 4rem); align-items: start; }
.split > * { min-width: 0; }
@media (max-width: 860px) { .split { grid-template-columns: 1fr; } }
.prose { display: grid; gap: 1.1rem; }
.prose h2 { margin-bottom: .3rem; }
.prose h3 { font-size: 1.5rem; margin-top: .8rem; }
.prose ul { margin: 0; padding-left: 1.2rem; display: grid; gap: .4rem; max-width: 65ch; }
.checklist { list-style: none; margin: 0; padding: 0; display: grid; gap: .1rem; }
.checklist li { padding: .7rem 0 .7rem 2rem; border-bottom: 1px solid var(--line); position: relative; }
.checklist li::before { content: ""; position: absolute; left: 0; top: 1.05rem; width: .9rem; height: .5rem; border-left: 3px solid var(--green); border-bottom: 3px solid var(--green); transform: rotate(-45deg); }

/* Facts box (pour lecteurs et IA) */
.facts { border: 2px solid var(--ink); padding: 1.6rem; display: grid; gap: 1rem; background: var(--paper); }
.facts dl { margin: 0; display: grid; grid-template-columns: minmax(8rem, auto) 1fr; gap: .55rem 1.2rem; }
.facts dt { font-family: var(--font-mono); font-size: .8rem; text-transform: uppercase; letter-spacing: .06em; color: var(--ink-soft); padding-top: .15rem; }
.facts dd { margin: 0; min-width: 0; }
@media (max-width: 520px) { .facts dl { grid-template-columns: 1fr; gap: .1rem; } .facts dd { margin-bottom: .6rem; } }

/* References */
.refs { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 2.5rem; }
.ref-group { display: grid; gap: 1rem; align-content: start; }
.ref-list { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: .5rem; }
.ref-list li { font-family: var(--font-display); font-weight: 700; font-size: 1.5rem; text-transform: uppercase; border: 1px solid var(--line); padding: .35rem .9rem; }
.band .ref-list li { border-color: #335447; color: #f2f4ef; }
@media (max-width: 760px) { .refs { grid-template-columns: 1fr; } }

/* Case study */
.case { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(2rem, 5vw, 4rem); }
.case > * { min-width: 0; }
.case-stats { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border-top: 2px solid currentColor; }
.case-stats div { padding: 1rem 0; border-bottom: 1px solid var(--line); display: grid; gap: .2rem; }
.case-stats div:nth-child(even) { padding-left: 1rem; border-left: 1px solid var(--line); }
.case-stats b { font-family: var(--font-display); font-size: 2.6rem; line-height: 1; font-variant-numeric: tabular-nums; }
.case-stats span { font-size: .9rem; color: var(--ink-soft); }
.band .case-stats div { border-color: #335447; }
.band .case-stats span { color: #b5c7bd; }
@media (max-width: 860px) { .case { grid-template-columns: 1fr; } }

/* FAQ */
.faq { display: grid; border-top: 2px solid var(--ink); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { cursor: pointer; list-style: none; padding: 1.2rem 2.5rem 1.2rem 0; position: relative; font-weight: 600; font-size: 1.1rem; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: .3rem; top: .9rem; font-family: var(--font-display); font-size: 1.8rem; color: var(--green); }
.faq details[open] summary::after { content: "–"; }
.faq .answer { padding: 0 0 1.4rem; display: grid; gap: .7rem; color: var(--ink-soft); }

/* CTA band */
.cta { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: end; gap: 2rem; }
.cta h2 { max-width: 18ch; }
.cta .contact-lines { display: grid; gap: .3rem; font-family: var(--font-mono); font-size: .95rem; }
.band .btn { background: var(--hivis); color: #12211b; border-color: var(--hivis); }
.band .btn:hover { background: #f2f4ef; border-color: #f2f4ef; color: #12211b; }

/* Form */
.form { display: grid; gap: 1.2rem; }
.form fieldset { border: 0; padding: 0; margin: 0; display: grid; gap: 1.1rem; }
.form legend { font-family: var(--font-display); font-weight: 800; text-transform: uppercase; font-size: 1.5rem; margin-bottom: .6rem; padding: 0; }
.row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; }
@media (max-width: 620px) { .row { grid-template-columns: 1fr; } }
.field { display: grid; gap: .35rem; min-width: 0; }
.field label, .checks > span { font-weight: 600; font-size: .95rem; }
.field input, .field select, .field textarea { font: inherit; color: var(--ink); background: var(--paper); border: 1px solid var(--ink-soft); padding: .75rem .8rem; width: 100%; border-radius: 0; }
.field textarea { min-height: 8rem; resize: vertical; }
.field small { color: var(--ink-soft); font-size: .85rem; }
.checks { display: grid; gap: .5rem; }
.checks label { display: flex; gap: .6rem; align-items: center; font-weight: 400; }
.checks input { width: 1.1rem; height: 1.1rem; accent-color: var(--green); }
.form-done { border: 2px solid var(--green); padding: 1.4rem; display: grid; gap: .8rem; }
.form-done pre { white-space: pre-wrap; font-family: var(--font-mono); font-size: .85rem; background: var(--paper-2); padding: 1rem; margin: 0; overflow-x: auto; }
.aside-card { border: 1px solid var(--line); background: var(--paper-2); padding: 1.5rem; display: grid; gap: .8rem; align-content: start; }
.aside-card .big { font-family: var(--font-display); font-weight: 800; font-size: 1.9rem; line-height: 1.1; word-break: break-word; }

/* Footer */
.site-footer { background: var(--paper-2); border-top: 1px solid var(--line); padding-block: 3rem 2rem; font-size: .95rem; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 2rem; }
.footer-grid > * { min-width: 0; }
.footer-grid h2 { font-size: 1.1rem; margin-bottom: .8rem; }
.footer-grid ul { list-style: none; margin: 0; padding: 0; display: grid; gap: .4rem; }
.footer-grid a { color: var(--ink); text-decoration: none; }
.footer-grid a:hover { color: var(--green); text-decoration: underline; }
.footer-base { margin-top: 2.5rem; padding-top: 1.2rem; border-top: 1px solid var(--line); display: flex; flex-wrap: wrap; justify-content: space-between; gap: 1rem; color: var(--ink-soft); font-size: .85rem; }
@media (max-width: 860px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .footer-grid { grid-template-columns: 1fr; } }

@media (max-width: 860px) { .hero-grid { grid-template-columns: 1fr; } }

/* CGV */
.legal-grid { display: grid; grid-template-columns: minmax(0, 16rem) minmax(0, 1fr); gap: clamp(2rem, 5vw, 4rem); align-items: start; }
.legal-toc { position: sticky; top: calc(env(safe-area-inset-top, 0px) + 6rem); display: grid; gap: .8rem; max-height: calc(100vh - 8rem); overflow-y: auto; }
.toc { margin: 0; padding: 0; list-style: none; display: grid; gap: .35rem; font-size: .9rem; }
.toc a { color: var(--ink-soft); text-decoration: none; }
.toc a:hover { color: var(--green); text-decoration: underline; }
.legal { display: grid; gap: 1rem; min-width: 0; }
.legal h2 { font-size: 1.9rem; margin-top: 1.8rem; padding-top: 1.2rem; border-top: 1px solid var(--line); scroll-margin-top: 6rem; }
.legal h2:first-child { margin-top: 0; padding-top: 0; border-top: 0; }
.legal h3 { font-family: var(--font-body); text-transform: none; font-size: 1.05rem; font-weight: 600; letter-spacing: 0; margin-top: .6rem; }
.legal ul { margin: 0; padding-left: 1.2rem; display: grid; gap: .45rem; max-width: 65ch; }
.table-wrap { overflow-x: auto; }
.id-table { border-collapse: collapse; width: 100%; max-width: 40rem; }
.id-table th, .id-table td { text-align: left; padding: .6rem .8rem; border-bottom: 1px solid var(--line); vertical-align: top; }
.id-table th { font-family: var(--font-mono); font-size: .8rem; text-transform: uppercase; letter-spacing: .05em; color: var(--ink-soft); font-weight: 400; width: 40%; }
@media (max-width: 860px) { .legal-grid { grid-template-columns: 1fr; } .legal-toc { position: static; max-height: none; } }

/* v4 — conversion et SEO local */
.nav-tel { font-family: var(--font-mono); font-weight: 600 !important; color: var(--green) !important; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.zones { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border-top: 2px solid var(--ink); }
.zones li { display: grid; gap: .1rem; padding: .9rem .8rem .9rem 0; border-bottom: 1px solid var(--line); }
.zones b { font-family: var(--font-display); font-size: 2.2rem; line-height: 1; font-variant-numeric: tabular-nums; }
.zones span { font-size: .88rem; color: var(--ink-soft); }
@media (max-width: 520px) { .zones { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.mobile-bar { display: none; }
@media (max-width: 760px) {
  .mobile-bar { display: grid; grid-template-columns: 1fr 1.6fr; position: fixed; left: 0; right: 0; bottom: 0; z-index: 6; background: var(--paper); border-top: 1px solid var(--line); padding: .6rem 1rem calc(.6rem + env(safe-area-inset-bottom, 0px)); gap: .6rem; }
  .mobile-bar a { display: flex; align-items: center; justify-content: center; padding: .8rem; font-weight: 600; text-decoration: none; border: 2px solid var(--ink); color: var(--ink); }
  .mobile-bar a.is-primary { background: var(--green); border-color: var(--green); color: var(--on-green); }
  body { padding-bottom: 5rem; }
}
.nav { gap: 1.2rem; }
@media (min-width: 1121px) and (max-width: 1379px) { .nav-tel { display: none; } }
:root { --step-4: clamp(2.7rem, 6.2vw, 5.4rem); }