/* FATAC : styles de la maquette validée (livrables/WEBSITE/fatac.html), repris tels quels.
   Les adaptations à WordPress sont dans base.css et en fin de fichier. */
/* Layout : bandeau graphite façon tableau de contrôle d'usine, puis sections claires
   sur une grille de 12 colonnes. Le rouge Orbit ne marque que l'action et l'alerte. */
:root {
  --bg: #f4f5f6;
  --surface: #ffffff;
  --fg: #16191d;
  --muted: #5b6370;
  --line: #dde0e5;
  --red: #d8231b;          /* rouge Orbit, ajusté pour le contraste */
  --red-soft: #fbe9e8;
  --steel: #1c2127;        /* bandeau graphite, sombre dans les deux thèmes */
  --steel-2: #262c34;
  --steel-line: #39414c;
  --steel-fg: #eef0f2;
  --steel-muted: #9aa3ae;
  --ok: #2f9e6b;
  --warn: #d99a1e;
  --display: "Archivo", "Arial Narrow", system-ui, sans-serif;
  --body: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
  --wrap: 1180px;
  --radius: 6px;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #111418; --surface: #181c21; --fg: #eceef1; --muted: #9aa3ae; --line: #2a3038;
    --red: #f0453c; --red-soft: #3a1817; --steel: #0b0d10; --steel-2: #161a1f; --steel-line: #2c333c;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #111418; --surface: #181c21; --fg: #eceef1; --muted: #9aa3ae; --line: #2a3038;
  --red: #f0453c; --red-soft: #3a1817; --steel: #0b0d10; --steel-2: #161a1f; --steel-line: #2c333c;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { background: var(--bg); color: var(--fg); font: 400 16px/1.6 var(--body); -webkit-font-smoothing: antialiased; }
body::before { content: ""; position: fixed; inset: 0 0 auto; height: env(safe-area-inset-top, 0px); z-index: 10; background: var(--steel); }
a { color: inherit; }
h1, h2, h3 { font-family: var(--display); font-stretch: 112%; line-height: 1.08; margin: 0; text-wrap: balance; letter-spacing: -0.01em; }
p { margin: 0; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding-left: max(16px, env(safe-area-inset-left, 0px)); padding-right: max(16px, env(safe-area-inset-right, 0px)); }
.eyebrow { font: 500 12px/1 var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--red); }
.lead { font-size: 1.125rem; color: var(--muted); max-width: 62ch; }
:focus-visible { outline: 2px solid var(--red); outline-offset: 3px; border-radius: 2px; }

/* Boutons */
.btn { display: inline-flex; align-items: center; gap: 10px; font: 600 15px/1 var(--body); padding: 14px 20px; border-radius: var(--radius); text-decoration: none; border: 1px solid transparent; cursor: pointer; transition: transform .15s ease, background .15s ease; }
.btn-red { background: var(--red); color: #fff; }
.btn-red:hover { background: #b81c15; }
.btn-ghost { border-color: var(--steel-line); color: var(--steel-fg); }
.btn-ghost:hover { background: var(--steel-2); }
.btn:active { transform: translateY(1px); }

/* En-tête Orbit, commun à tout le site */
.site-head { position: sticky; top: env(safe-area-inset-top, 0px); z-index: 20; background: color-mix(in srgb, var(--steel) 92%, transparent); backdrop-filter: blur(10px); border-bottom: 1px solid var(--steel-line); color: var(--steel-fg); }
.site-head .wrap { display: flex; align-items: center; gap: 28px; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--steel-fg); }
.brand img { display: block; height: 44px; width: auto; }
.site-foot .brand img { height: 58px; }
.brand b { font: 700 19px/1 var(--display); font-stretch: 112%; letter-spacing: .01em; }
.brand span { font: 400 11px/1 var(--mono); color: var(--steel-muted); letter-spacing: .1em; text-transform: uppercase; }
.nav { display: flex; gap: 22px; margin-left: auto; font-size: 14.5px; }
.nav a { text-decoration: none; color: var(--steel-muted); }
.nav a:hover, .nav a[aria-current] { color: var(--steel-fg); }
.site-head .btn { padding: 10px 16px; font-size: 14px; }
@media (max-width: 860px) { .nav { display: none; } .site-head .btn { margin-left: auto; } }

/* Hero */
.hero { background: var(--steel); color: var(--steel-fg); padding-block: 72px 88px; position: relative; overflow: hidden; }
.hero::after { content: ""; position: absolute; inset: 0; background-image: linear-gradient(var(--steel-line) 1px, transparent 1px), linear-gradient(90deg, var(--steel-line) 1px, transparent 1px); background-size: 48px 48px; opacity: .25; pointer-events: none; mask-image: radial-gradient(ellipse at 70% 40%, #000 0%, transparent 70%); }
.hero .wrap { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr); gap: 56px; align-items: center; position: relative; z-index: 1; }
/* Logo FATAC, piste B : le cadran */
.product-lockup { display: flex; align-items: center; gap: 14px; margin-bottom: 14px; }
.product-lockup svg { width: 46px; height: 46px; flex: none; color: var(--steel-fg); }
.wordmark { font: 800 28px/1 var(--display); font-stretch: 125%; letter-spacing: .08em; }
.product-lockup + .eyebrow { display: block; margin-bottom: 24px; }
/* Grand cadran en fond du tableau de présence ; l'aiguille suit les secondes */
.board-wrap { position: relative; min-width: 0; }
.board-wrap .board { position: relative; z-index: 1; }
.hero-dial { position: absolute; left: 50%; top: 50%; width: 136%; aspect-ratio: 1; max-width: none; transform: translate(-50%, -50%); z-index: 0; pointer-events: none; color: var(--steel-line); }
.hero-dial .sweep { transform-box: view-box; transform-origin: 100px 100px; animation: sweep 60s linear infinite; }
@keyframes sweep { to { transform: rotate(360deg); } }
@media (max-width: 960px) { .hero-dial { display: none; } }
.hero h1 { font-size: clamp(2.3rem, 4.6vw, 3.7rem); font-weight: 800; font-stretch: 118%; }
.hero h1 em { font-style: normal; color: var(--red); }
.hero .lead { color: var(--steel-muted); margin-top: 22px; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.hero-note { margin-top: 22px; font: 400 13px/1.5 var(--mono); color: var(--steel-muted); }

/* Tableau de présence (maquette d'interface) */
.board { background: var(--steel-2); border: 1px solid var(--steel-line); border-radius: 10px; box-shadow: 0 30px 60px -20px rgba(0,0,0,.6); overflow: hidden; min-width: 0; }
.board-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 14px 18px; border-bottom: 1px solid var(--steel-line); font: 500 12.5px/1.2 var(--mono); color: var(--steel-muted); }
.board-top strong { color: var(--steel-fg); font-weight: 500; }
.live { display: inline-flex; align-items: center; gap: 7px; color: #7fd8ac; }
.live i { width: 7px; height: 7px; border-radius: 50%; background: #3ccf8a; box-shadow: 0 0 0 0 rgba(60,207,138,.6); animation: pulse 2s infinite; }
@keyframes pulse { 70% { box-shadow: 0 0 0 7px rgba(60,207,138,0); } 100% { box-shadow: 0 0 0 0 rgba(60,207,138,0); } }
.kpis { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border-bottom: 1px solid var(--steel-line); }
.kpi { padding: 14px 18px; border-right: 1px solid var(--steel-line); }
.kpi:last-child { border-right: 0; }
.kpi small { display: block; font: 400 11px/1.3 var(--mono); color: var(--steel-muted); text-transform: uppercase; letter-spacing: .06em; }
.kpi b { display: block; margin-top: 6px; font: 700 24px/1 var(--display); font-variant-numeric: tabular-nums; }
.kpi b span { font-size: 14px; color: var(--steel-muted); font-weight: 500; }
.kpi.alert b { color: #ff7a72; }
.feed { list-style: none; margin: 0; padding: 6px 0; font: 400 13px/1.3 var(--mono); }
.feed li { display: grid; grid-template-columns: 72px 22px minmax(0, 1fr) auto; align-items: center; gap: 10px; padding: 9px 18px; border-bottom: 1px dashed var(--steel-line); }
.feed li:last-child { border-bottom: 0; }
.feed time { color: var(--steel-muted); font-variant-numeric: tabular-nums; }
.feed .who { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--steel-fg); }
.feed .who em { font-style: normal; color: var(--steel-muted); }
.feed svg { width: 18px; height: 18px; color: var(--steel-muted); }
.tag { font: 500 11px/1 var(--mono); padding: 5px 7px; border-radius: 3px; letter-spacing: .03em; white-space: nowrap; }
.t-in { background: rgba(60,207,138,.14); color: #7fd8ac; }
.t-out { background: rgba(154,163,174,.16); color: var(--steel-muted); }
.t-vis { background: rgba(217,154,30,.16); color: #f0c060; }
.t-alert { background: rgba(240,69,60,.18); color: #ff8a83; }
.feed li.fresh { animation: slide .5s ease; }
@keyframes slide { from { background: rgba(60,207,138,.12); } to { background: transparent; } }
@media (max-width: 960px) { .hero .wrap { grid-template-columns: 1fr; gap: 44px; } }
@media (max-width: 520px) { .kpis { grid-template-columns: repeat(2, minmax(0, 1fr)); } .kpi:nth-child(2) { border-right: 0; } .kpi:nth-child(-n+2) { border-bottom: 1px solid var(--steel-line); } .feed li { grid-template-columns: 62px minmax(0, 1fr) auto; } .feed li svg { display: none; } }

/* Secteurs */
.sectors { border-bottom: 1px solid var(--line); background: var(--surface); }
.sectors .wrap { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 36px; padding-block: 22px; }
.sectors p { font: 500 12px/1.4 var(--mono); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.sectors ul { display: flex; flex-wrap: wrap; gap: 10px 28px; list-style: none; margin: 0; padding: 0; font: 600 15px/1 var(--display); font-stretch: 112%; }

/* Sections */
section.block { padding-block: 96px; }
.head { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: 24px 64px; align-items: end; margin-bottom: 56px; }
.head h2 { font-size: clamp(1.9rem, 3.4vw, 2.75rem); font-weight: 700; margin-top: 14px; }
@media (max-width: 860px) { .head { grid-template-columns: 1fr; } section.block { padding-block: 72px; } }

/* Trois bénéfices */
.gains { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0; border-top: 2px solid var(--fg); }
.gain { padding: 28px 28px 8px 0; border-right: 1px solid var(--line); }
.gain + .gain { padding-left: 28px; }
.gain:last-child { border-right: 0; }
.gain .num { font: 500 12px/1 var(--mono); color: var(--muted); letter-spacing: .1em; text-transform: uppercase; }
.gain h3 { font-size: 1.5rem; margin: 14px 0 12px; }
.gain p { color: var(--muted); }
@media (max-width: 860px) { .gains { grid-template-columns: 1fr; } .gain, .gain + .gain { padding: 24px 0; border-right: 0; border-bottom: 1px solid var(--line); } }

/* Architecture */
.arch-band { background: var(--surface); border-block: 1px solid var(--line); }
.arch { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0; position: relative; }
.step { padding: 0 28px 0 0; position: relative; }
.step + .step { padding-left: 28px; border-left: 1px dashed var(--line); }
.step .n { font: 800 44px/1 var(--display); font-stretch: 125%; color: var(--red); }
.step h3 { font-size: 1.3rem; margin: 18px 0 10px; }
.step p { color: var(--muted); font-size: 15.5px; }
.step .spec { margin-top: 18px; font: 400 12.5px/1.5 var(--mono); color: var(--muted); padding: 10px 12px; background: var(--bg); border-radius: 4px; }
@media (max-width: 860px) { .arch { grid-template-columns: 1fr; gap: 36px; } .step + .step { padding-left: 0; border-left: 0; padding-top: 32px; border-top: 1px dashed var(--line); } }

/* Fonctionnalités */
.features { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.feat { padding: 28px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); background: var(--surface); min-width: 0; }
.feat svg { width: 26px; height: 26px; color: var(--red); }
.feat h3 { font-size: 1.12rem; margin: 16px 0 8px; font-stretch: 105%; }
.feat p { color: var(--muted); font-size: 15px; }
@media (max-width: 960px) { .features { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 600px) { .features { grid-template-columns: 1fr; } }

/* Encadré biométrie */
.vault { background: var(--steel); color: var(--steel-fg); }
.vault .wrap { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 56px; align-items: center; padding-block: 88px; }
.vault h2 { font-size: clamp(1.9rem, 3.4vw, 2.75rem); margin-top: 14px; }
.vault p { color: var(--steel-muted); margin-top: 18px; max-width: 54ch; }
.vault-diagram { border: 1px solid var(--steel-line); border-radius: 10px; padding: 24px; background: var(--steel-2); font: 400 13px/1.45 var(--mono); }
.vd-row { display: flex; align-items: center; gap: 12px; }
.vd-box { flex: 1; min-width: 0; border: 1px solid var(--steel-line); border-radius: 6px; padding: 14px; }
.vd-box b { display: block; font: 600 14px/1.2 var(--body); color: var(--steel-fg); margin-bottom: 6px; }
.vd-box span { color: var(--steel-muted); }
.vd-box.site { border-color: #3ccf8a66; }
.vd-arrow { color: var(--steel-muted); flex: none; text-align: center; font-size: 12px; }
.vd-legend { margin-top: 18px; padding-top: 16px; border-top: 1px dashed var(--steel-line); color: var(--steel-muted); display: grid; gap: 8px; }
.vd-legend div { display: flex; gap: 10px; }
.vd-legend .y { color: #7fd8ac; }
.vd-legend .n { color: #ff8a83; }
@media (max-width: 860px) { .vault .wrap { grid-template-columns: 1fr; padding-block: 72px; } }
@media (max-width: 520px) { .vd-row { flex-direction: column; align-items: stretch; } .vd-arrow { transform: rotate(90deg); } }

/* Spécifications */
.specs { width: 100%; border-collapse: collapse; font-size: 15px; }
.specs th, .specs td { text-align: left; padding: 15px 0; border-bottom: 1px solid var(--line); vertical-align: top; }
.specs th { width: 34%; font: 500 12.5px/1.5 var(--mono); color: var(--muted); text-transform: uppercase; letter-spacing: .08em; padding-right: 24px; }
.split { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 64px; }
@media (max-width: 860px) { .split { grid-template-columns: 1fr; gap: 32px; } .specs th { width: 42%; } }

/* Références */

/* Démo */
.demo { background: var(--surface); border-top: 1px solid var(--line); }
.demo .wrap { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: 64px; padding-block: 96px; }
.demo h2 { font-size: clamp(1.9rem, 3.4vw, 2.75rem); margin-top: 14px; }
.demo ul { margin: 28px 0 0; padding: 0; list-style: none; display: grid; gap: 14px; color: var(--muted); }
.demo li { display: flex; gap: 12px; }
.demo li::before { content: ""; flex: none; width: 8px; height: 8px; margin-top: 9px; background: var(--red); border-radius: 1px; }
form { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; align-content: start; }
.field { display: grid; gap: 7px; min-width: 0; }
.field.full { grid-column: 1 / -1; }
label { font: 500 13px/1.2 var(--body); }
input, select { width: 100%; font: 400 15px/1.3 var(--body); color: var(--fg); background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius); padding: 12px 13px; }
input:focus, select:focus { outline: 2px solid var(--red); outline-offset: 0; border-color: transparent; }
form .btn { grid-column: 1 / -1; justify-content: center; padding-block: 16px; }
.form-ok { grid-column: 1 / -1; font-size: 14.5px; color: var(--ok); }
.form-fine { grid-column: 1 / -1; font-size: 13px; color: var(--muted); }
@media (max-width: 860px) { .demo .wrap { grid-template-columns: 1fr; gap: 40px; padding-block: 72px; } }
@media (max-width: 520px) { form { grid-template-columns: 1fr; } }

/* Pied de page Orbit */
.site-foot { background: var(--steel); color: var(--steel-muted); font-size: 14.5px; }
.site-foot .wrap { display: grid; grid-template-columns: minmax(0, 1.3fr) repeat(3, minmax(0, 1fr)); gap: 40px; padding-block: 64px 40px; }
.site-foot h4 { margin: 0 0 14px; font: 500 12px/1 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--steel-fg); }
.site-foot address { font-style: normal; line-height: 1.7; }
.site-foot a { text-decoration: none; }
.site-foot a:hover { color: var(--steel-fg); }
.site-foot ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.foot-base { border-top: 1px solid var(--steel-line); }
.foot-base .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; padding-block: 20px; font: 400 12.5px/1.4 var(--mono); grid-template-columns: none; }
@media (max-width: 860px) { .site-foot .wrap { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 520px) { .site-foot .wrap { grid-template-columns: 1fr; } }

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

/* ------------------------------------------------------------------ adaptations WordPress */
.split h2 { font-size: clamp(1.9rem, 3.4vw, 2.75rem); margin-top: 14px; }
.split .lead, .demo .lead { margin-top: 18px; }
.hero .eyebrow { display: block; }
.sectors ul.wp-block-list { list-style: none; }