/* Mise en page : colonne éditoriale large, thème clair Wesiho assumé (un seul thème).
   Le héros montre une conversation qui produit une commande ; la sécurité est
   prouvée par une analyse qui refuse d'agir. Dégradé réservé à l'action principale. */
/* Héros */
/* Premier écran : un titre compact, puis la démo occupe toute la hauteur restante. */
.hero { position: relative; display: flex; flex-direction: column; gap: 16px; height: calc(100vh - var(--top-h)); height: calc(100svh - var(--top-h)); min-height: 540px; max-height: 1000px; padding-block: 4px 18px; }
.hero::before { content: ""; position: absolute; inset: 40px 0 auto 0; height: 70%; background: radial-gradient(closest-side at 30% 40%, var(--glow-a), transparent), radial-gradient(closest-side at 70% 60%, var(--glow-b), transparent); z-index: -1; pointer-events: none; }
/* Le slogan fait face au titre, à droite, sur la même ligne de base ; il passe dessous quand la place manque. */
.hero-text { display: flex; justify-content: space-between; align-items: baseline; flex-wrap: wrap; gap: 6px 32px; }
.hero h1 { font: 700 clamp(28px, 3.4vw, 42px)/1.05 var(--display); letter-spacing: -1px; text-wrap: balance; }
.hero .tagline { font-size: clamp(16px, 1.5vw, 19px); line-height: 1.4; color: var(--text-2); }
.hero h1 em { font-style: normal; background: var(--brand); -webkit-background-clip: text; background-clip: text; color: transparent; }

/* Conversation animée (exemple) : quasi pleine page, plus large que la colonne */
.demo { flex: 1; min-height: 0; display: flex; flex-direction: column; min-width: 0; }
.chat { flex: 1; min-height: 0; background: var(--panel); border: 1px solid var(--line-strong); border-radius: 18px; box-shadow: var(--shadow); min-width: 0; overflow: hidden; display: flex; flex-direction: column; }
.chat-head { flex: none; display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 12px 18px; border-bottom: 1px solid var(--line); font: 500 13px var(--mono); color: var(--text-3); flex-wrap: wrap; }
.chat-head .live { display: inline-flex; align-items: center; gap: 8px; }
.chat-head .live i { width: 7px; height: 7px; border-radius: 50%; background: var(--ok); }
.scen { display: flex; gap: 6px; overflow-x: auto; scrollbar-width: none; max-width: 100%; }
.scen button { font: 500 12.5px var(--sans); color: var(--text-3); background: transparent; border: 1px solid transparent; border-radius: 8px; padding: 6px 11px; cursor: pointer; white-space: nowrap; }
.scen button:hover { color: var(--text); background: var(--chip); }
.scen button[aria-pressed="true"] { color: var(--text); background: var(--chip); border-color: var(--line-strong); }
.sev { list-style: none; display: grid; padding: 4px 14px; }
.sev li { display: grid; grid-template-columns: 110px minmax(0, 1fr); gap: 12px; padding: 8px 0; font-size: 13.5px; margin: 4px 0; border-bottom: 1px solid var(--line); }
.sev li:last-child { border-bottom: 0; }
.sev b { display: inline-flex; align-items: baseline; gap: 8px; font: 500 12px var(--mono); text-transform: uppercase; letter-spacing: .5px; padding-top: 2px; }
.sev b::before { content: ""; flex: none; width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.sev .s-bad b { color: var(--danger); }
.sev .s-warn b { color: var(--warn); }
.sev .s-ok b { color: var(--ok); }
.msgs { flex: 1; min-height: 0; overflow-y: auto; display: flex; flex-direction: column; gap: 18px; padding: 22px clamp(14px, 3vw, 28px); scroll-behavior: smooth; }
.turn { display: flex; flex-direction: column; gap: 10px; max-width: 860px; min-width: 0; animation: rise .35s ease both; }
.turn.me { align-self: flex-end; align-items: flex-end; }
.bubble { background: var(--ink); color: var(--on-ink); padding: 11px 15px; border-radius: 16px 16px 4px 16px; font-size: 15.5px; line-height: 1.5; max-width: min(100%, 620px); }
.turn.ai { align-self: flex-start; width: 100%; }
.ai-who { display: flex; align-items: center; gap: 8px; font: 500 12px var(--mono); color: var(--text-3); }
.ai-who i { width: 18px; height: 18px; border-radius: 6px; background: var(--brand-mark); display: inline-block; }
.ai-text { font-size: 16px; line-height: 1.6; color: var(--text); }
.ai-text.typing::after { content: ""; display: inline-block; width: 7px; height: 1em; margin-left: 2px; vertical-align: -2px; background: var(--text-3); border-radius: 2px; animation: blink 1s steps(1) infinite; }
.tool { display: grid; grid-template-columns: 18px minmax(0, 1fr); gap: 2px 10px; align-items: center; font-size: 13.5px; color: var(--text-2); padding: 8px 12px; border: 1px solid var(--line); border-radius: 10px; background: var(--raise); animation: rise .3s ease both; }
.tool .st { width: 14px; height: 14px; border-radius: 50%; border: 2px solid var(--line-strong); border-top-color: var(--link); animation: spin .8s linear infinite; justify-self: center; }
.tool.done .st { border: 0; animation: none; width: auto; height: auto; color: var(--ok); font: 600 13px var(--mono); }
.tool.done .st::before { content: "✓"; }
.tool .res { grid-column: 2; font: 12.5px var(--mono); color: var(--text-3); }
.card { animation: rise .35s ease both; max-width: 680px; }
.card.wide { max-width: none; }
.term { list-style: none; display: grid; padding: 12px 16px 14px; background: var(--ink); color: var(--on-ink); font: 13px/1.55 var(--mono); max-height: 360px; overflow-y: auto; }
.term li { display: grid; grid-template-columns: 70px 56px 50px minmax(0, 1fr); gap: 10px; animation: rise .2s ease both; }
.term time, .term .lv { color: var(--on-ink-2); }
.term b { font-weight: 500; color: var(--on-ink); }
.term .lv.warn { color: #f0b454; }
.term .lv.bad { color: #ff8a8f; }
.term li.bad > span:last-child { color: #ffd0d2; }
.term li > span:last-child { overflow-wrap: anywhere; }
.btn.pressed { box-shadow: 0 0 0 3px var(--glow-b); }
.opts { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 4px 16px; padding: 10px 14px 12px; }
.opt { display: flex; gap: 10px; align-items: flex-start; padding: 7px 8px; border-radius: 8px; font-size: 13.5px; min-width: 0; transition: background .3s; }
.opt b { font-weight: 500; }
.opt small { display: block; font-size: 12px; color: var(--text-3); }
.opt .cb { flex: none; width: 17px; height: 17px; margin-top: 2px; border-radius: 5px; border: 1.5px solid var(--line-strong); background: var(--panel); display: grid; place-items: center; transition: background .25s, border-color .25s; }
.opt.on .cb { background: var(--ink); border-color: var(--ink); }
.opt.on .cb::after { content: ""; width: 8px; height: 4px; border: 2px solid var(--on-ink); border-top: 0; border-right: 0; transform: translateY(-1px) rotate(-45deg); }
.opt.locked .cb { opacity: .45; }
.opt.flash { background: var(--glow-b); }
.prog { padding: 10px 12px; border: 1px solid var(--line); border-radius: 10px; background: var(--raise); display: grid; gap: 8px; animation: rise .3s ease both; }
.prog-top { display: flex; justify-content: space-between; gap: 10px; font-size: 13.5px; color: var(--text-2); flex-wrap: wrap; }
.prog-top span:last-child { font: 12.5px var(--mono); color: var(--text-3); font-variant-numeric: tabular-nums; }
.bar { height: 6px; border-radius: 99px; background: var(--chip); overflow: hidden; }
.bar i { display: block; height: 100%; width: 0; background: var(--brand); border-radius: 99px; }
.composer { flex: none; display: flex; align-items: center; gap: 10px; margin: 0 14px 14px; padding: 10px 10px 10px 16px; border: 1px solid var(--line-strong); border-radius: 14px; background: var(--raise); }
.composer .field-in { flex: 1; min-width: 0; font-size: 14.5px; color: var(--text); min-height: 1.5em; overflow-wrap: anywhere; }
.composer .field-in:empty::before { content: "Demandez à Wesiho…"; color: var(--text-3); }
.composer .field-in.typing::after { content: ""; display: inline-block; width: 2px; height: 1.1em; vertical-align: -3px; background: var(--link); animation: blink 1s steps(1) infinite; }
.send { width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center; background: var(--chip); color: var(--text-3); flex: none; transition: background .2s, color .2s; }
.send.armed { background: var(--brand); color: var(--on-brand); }
.send svg { width: 16px; height: 16px; }
@keyframes rise { from { opacity: 0; transform: translateY(6px); } }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes blink { 50% { opacity: 0; } }
.example { font: 11px var(--mono); color: var(--text-3); text-align: right; margin-top: 8px; }

/* Tout centraliser */
.all-grid { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: 48px; align-items: center; }
.pillars { list-style: none; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.pillars li { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 18px; min-width: 0; }
.pillars b { display: block; font: 700 22px var(--display); letter-spacing: -.3px; background: var(--brand); -webkit-background-clip: text; background-clip: text; color: transparent; width: fit-content; }
.pillars span { display: block; color: var(--text-2); font-size: 14.5px; margin-top: 6px; }
@media (max-width: 960px) { .all-grid { grid-template-columns: minmax(0, 1fr); gap: 28px; } }
@media (max-width: 420px) { .pillars { grid-template-columns: minmax(0, 1fr); } }

/* Comme une pizza : déroulé */
.order { list-style: none; counter-reset: s; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 16px; margin-top: 44px; }
.order li { counter-increment: s; background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 20px 18px; min-width: 0; position: relative; }
.order li::before { content: counter(s); display: grid; place-items: center; width: 28px; height: 28px; border-radius: 50%; background: var(--chip); font: 500 13px var(--mono); color: var(--text-2); }
.order .pz { font: 500 11.5px var(--mono); letter-spacing: .6px; text-transform: uppercase; color: var(--text-3); margin-top: 14px; }
.order h3 { font: 600 18px/1.25 var(--display); margin-top: 4px; }
.order p { color: var(--text-2); font-size: 14.5px; margin-top: 8px; }

/* Sécurité : bloc encre */
.secure { background: var(--ink); color: var(--on-ink); border-radius: 22px; padding: 56px clamp(20px, 5vw, 56px); margin-block: 80px; display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); gap: 48px; align-items: start; }
.secure h2 { color: var(--on-ink); }
.secure .intro { color: var(--on-ink-2); }
.guards { list-style: none; display: grid; gap: 18px; margin-top: 32px; }
.guards li { padding-left: 18px; border-left: 2px solid #e0337a; min-width: 0; }
.guards b { display: block; font: 600 16.5px var(--display); color: var(--on-ink); }
.guards span { color: var(--on-ink-2); font-size: 14.5px; }

.check { background: var(--panel); color: var(--text); border-radius: 16px; min-width: 0; overflow: hidden; }
.check-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 14px 18px; border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.check-head .cmd { font: 500 13.5px var(--mono); }
.check-step { padding: 12px 18px 2px; font: 12px var(--mono); color: var(--text-3); }
.rows { list-style: none; padding: 6px 10px 10px; }
.rows li { display: grid; grid-template-columns: 20px minmax(0, 1fr) auto; gap: 10px; align-items: baseline; padding: 9px 8px; border-radius: 8px; font-size: 14px; }
.rows li + li { border-top: 1px solid var(--line); }
.rows .ic { font: 600 13px var(--mono); text-align: center; }
.rows .ok .ic { color: var(--ok); }
.rows .val { font: 12.5px var(--mono); color: var(--text-3); white-space: nowrap; }
.rows .sub { display: block; font-size: 12.5px; color: var(--text-3); }
.rows li.block { background: var(--danger-bg); border: 1px solid var(--danger-line); }
.rows li.block + li, .rows li + li.block { border-top-color: transparent; }
.rows .block .ic, .rows .block .val { color: var(--danger); }
.verdict { margin: 0 18px; padding: 14px 0 16px; border-top: 1px solid var(--line); font-size: 14px; color: var(--danger); font-weight: 500; }
.verdict small { display: block; color: var(--text-3); font-weight: 400; font-size: 12.5px; }
.secure .example { color: var(--on-ink-2); }

/* Applications */
.apps { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1px; margin-top: 40px; background: var(--line); border: 1px solid var(--line); border-radius: 14px; overflow: hidden; }
.apps div { background: var(--panel); padding: 22px 20px; min-width: 0; }
.apps h3 { font: 600 18px var(--display); }
.apps p { color: var(--text-2); font-size: 14.5px; margin-top: 6px; }

/* Catalogue prêt à l'emploi */
.ready { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; margin-top: 36px; }
.ready div { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 13px 15px; min-width: 0; }
.ready span:first-child { font-size: 15px; }

/* Pour qui + fin */
.who { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); gap: 48px; align-items: start; }
.who ul { list-style: none; display: grid; gap: 14px; }
.who li { padding-left: 22px; position: relative; color: var(--text-2); }
.who li::before { content: ""; position: absolute; left: 0; top: .72em; width: 10px; height: 2px; background: var(--brand); }
.end { padding-block: 88px 56px; }
.end h2 { max-width: 20ch; }
.end .status { margin-top: 18px; color: var(--text-2); max-width: 60ch; }
.end .btn { margin-top: 28px; }
@media (max-width: 960px) {
  .order { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .secure { grid-template-columns: minmax(0, 1fr); }
  .apps { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .ready { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .who { grid-template-columns: minmax(0, 1fr); gap: 28px; }
}
@media (max-width: 560px) {
  .sev li { grid-template-columns: minmax(0, 1fr); gap: 2px; }
  .term li { display: flex; flex-wrap: wrap; gap: 0 8px; }
  .term li > span:last-child { flex-basis: 100%; }
  .opts { grid-template-columns: minmax(0, 1fr); }
  .kv div { grid-template-columns: 100px minmax(0, 1fr); }
  .order, .apps, .ready { grid-template-columns: minmax(0, 1fr); }
  .msg { max-width: 100%; }
  .rows .val { white-space: normal; text-align: right; }
  .secure { margin-block: 56px; padding-block: 40px; }
}
@media (prefers-reduced-motion: reduce) {
  .turn, .tool, .card, .prog { animation: none; }
  .tool .st { animation: none; }
  .msgs { scroll-behavior: auto; }
}