/* TELEX : papier crème, encre noire, ruban rouge. */
:root {
  --paper: #efe7d6;
  --sheet: #f8f3e8;
  --sheet-2: #f2ebdc;
  --tape: #e7d6a8;
  --ink: #1c1a16;
  --ink-2: #474136;
  --ink-3: #7b7363;
  --rule: rgba(28, 26, 22, 0.18);
  --red: #b3301b;
  --red-soft: rgba(179, 48, 27, 0.1);
  --ok: #2c6a37;
  --display: 'Courier Prime', 'Courier New', monospace;
  --sans: 'IBM Plex Sans', system-ui, sans-serif;
  --mono: 'IBM Plex Mono', ui-monospace, monospace;
  --shadow: 4px 4px 0 var(--ink);
  --wrap: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background-color: var(--paper);
  background-image:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 .1 0 0 0 0 .09 0 0 0 0 .07 0 0 0 .07 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  color: var(--ink);
  font: 16px/1.55 var(--sans);
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
img, svg { display: block; }
::selection { background: var(--red); color: var(--sheet); }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }
@media (max-width: 640px) { .wrap { padding: 0 16px; } }

/* ---------- Typo ---------- */
.display {
  font-family: var(--display);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: -0.01em;
  line-height: 0.98;
}
.stop { color: var(--red); }
.kicker {
  font: 500 12px/1 var(--mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-3);
  display: flex; align-items: center; gap: 10px;
}
.kicker::before { content: ''; width: 22px; height: 2px; background: var(--red); }
h2.title {
  font-family: var(--display); font-weight: 700; text-transform: uppercase;
  font-size: clamp(30px, 4.4vw, 50px); line-height: 1; margin: 14px 0 14px; letter-spacing: -0.01em;
  max-width: 18ch;
}
.lead { color: var(--ink-2); font-size: 17px; max-width: 58ch; margin: 0; }
.muted { color: var(--ink-3); }
.mono { font-family: var(--mono); }
code, .code { font-family: var(--mono); font-size: 0.92em; }
:not(pre) > code { background: var(--sheet-2); border: 1px solid var(--rule); padding: 1px 5px; border-radius: 3px; }

/* ---------- Boutons ---------- */
.btn {
  --bg: var(--ink); --fg: var(--sheet);
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 20px; min-height: 46px;
  background: var(--bg); color: var(--fg);
  border: 2px solid var(--ink); border-radius: 4px;
  font: 700 15px/1 var(--display); text-transform: uppercase; letter-spacing: 0.04em;
  text-decoration: none; cursor: pointer;
  box-shadow: 3px 3px 0 var(--red);
  transition: transform 0.08s ease, box-shadow 0.08s ease;
}
.btn:hover { transform: translate(-1px, -1px); box-shadow: 4px 4px 0 var(--red); }
.btn:active { transform: translate(2px, 2px); box-shadow: 0 0 0 var(--red); }
.btn.ghost { --bg: transparent; --fg: var(--ink); box-shadow: 3px 3px 0 var(--ink); }
.btn.ghost:hover { box-shadow: 4px 4px 0 var(--ink); }
.btn.red { --bg: var(--red); --fg: var(--sheet); border-color: var(--red); box-shadow: 3px 3px 0 var(--ink); }
.btn.sm { min-height: 36px; padding: 8px 14px; font-size: 13px; }
.btn.block { width: 100%; }
.btn[disabled] { opacity: 0.5; cursor: not-allowed; transform: none; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 40;
  background: rgba(239, 231, 214, 0.94);
  backdrop-filter: blur(6px);
  border-bottom: 2px solid var(--ink);
}
.site-header .wrap { display: flex; align-items: center; gap: 28px; height: 64px; }
.logo { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.logo-word { font: 700 25px/1 var(--display); letter-spacing: 0.06em; }
.nav { display: flex; gap: 4px; flex: 1; }
.nav a {
  text-decoration: none; padding: 7px 10px; border-radius: 3px;
  font: 500 13px/1 var(--mono); text-transform: uppercase; letter-spacing: 0.06em; color: var(--ink-2);
}
.nav a:hover { color: var(--ink); background: var(--sheet-2); }
.nav a[aria-current='page'] { color: var(--sheet); background: var(--ink); }
.head-actions { display: flex; gap: 10px; align-items: center; }
.balance-pill { font: 500 13px/1 var(--mono); padding: 9px 11px; border: 1.5px solid var(--ink); border-radius: 3px; background: var(--sheet); text-decoration: none; }
.menu-btn { display: none; background: none; border: 2px solid var(--ink); border-radius: 4px; width: 42px; height: 38px; cursor: pointer; font: 700 18px/1 var(--mono); }
@media (max-width: 900px) {
  .nav { display: none; position: absolute; top: 64px; left: 0; right: 0; flex-direction: column; background: var(--paper); border-bottom: 2px solid var(--ink); padding: 10px 16px 16px; }
  .nav.open { display: flex; }
  .nav a { padding: 12px 8px; font-size: 14px; }
  .menu-btn { display: block; }
  .site-header .wrap { justify-content: space-between; gap: 12px; }
  .head-actions .hide-sm { display: none; }
}

/* ---------- Cartes papier ---------- */
.card {
  background: var(--sheet);
  border: 2px solid var(--ink);
  border-radius: 4px;
  box-shadow: var(--shadow);
}
.card-pad { padding: 24px; }
@media (max-width: 640px) { .card-pad { padding: 18px; } }
.card-label { font: 500 11px/1 var(--mono); letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-3); }

/* Tampon rouge */
.stamp {
  display: inline-block;
  font: 700 10px/1 var(--mono); letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--red); border: 1.5px solid var(--red); border-radius: 3px;
  padding: 3px 5px 2px; transform: rotate(-3deg); background: var(--red-soft);
  white-space: nowrap;
}
.stamp.ink { color: var(--ink-2); border-color: var(--ink-3); background: transparent; }

/* Perforations latérales façon papier listing */
.perf {
  position: relative;
  padding-left: 34px; padding-right: 34px;
  background:
    radial-gradient(circle at 15px 14px, var(--paper) 5px, transparent 5.5px) left top / 30px 28px repeat-y,
    radial-gradient(circle at 15px 14px, var(--paper) 5px, transparent 5.5px) right top / 30px 28px repeat-y,
    linear-gradient(90deg, transparent 29px, var(--rule) 29px, var(--rule) 30px, transparent 30px, transparent calc(100% - 30px), var(--rule) calc(100% - 30px), var(--rule) calc(100% - 29px), transparent calc(100% - 29px)),
    var(--sheet);
}
@media (max-width: 640px) { .perf { padding-left: 26px; padding-right: 26px; background-size: 22px 24px, 22px 24px, auto, auto; } }

/* ---------- Bande perforée (ticker) ---------- */
.tape {
  border-top: 2px solid var(--ink); border-bottom: 2px solid var(--ink);
  background:
    radial-gradient(circle, var(--ink) 1.6px, transparent 2px) 0 50% / 14px 14px repeat-x,
    var(--tape);
  overflow: hidden; position: relative; height: 64px;
}
.tape::before, .tape::after {
  content: ''; position: absolute; left: 0; right: 0; height: 12px;
  background: radial-gradient(circle, rgba(28,26,22,.85) 3.2px, transparent 3.7px) 0 0 / 22px 12px repeat-x;
}
.tape::before { top: 6px; } .tape::after { bottom: 6px; background-position: 11px 0; }
.tape-track { display: flex; gap: 0; width: max-content; animation: tape 40s linear infinite; height: 100%; align-items: center; }
.tape-track span {
  font: 700 15px/1 var(--display); letter-spacing: 0.18em; text-transform: uppercase;
  background: var(--tape); padding: 4px 18px; position: relative; z-index: 1;
}
.tape-track span::after { content: '·'; color: var(--red); margin-left: 36px; }
@keyframes tape { to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) { .tape-track { animation: none; } }

/* ---------- Hero ---------- */
.hero { padding: 64px 0 56px; }
.hero-grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 56px; align-items: center; }
@media (max-width: 960px) { .hero-grid { grid-template-columns: 1fr; gap: 40px; } }
.live-chip {
  display: inline-flex; align-items: center; gap: 8px;
  font: 500 12px/1 var(--mono); letter-spacing: 0.1em; text-transform: uppercase;
  border: 1.5px solid var(--ink); background: var(--sheet); padding: 8px 11px; border-radius: 3px; text-decoration: none;
}
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--red); animation: blink 1.4s steps(2) infinite; }
@keyframes blink { 50% { opacity: 0.2; } }
.hero h1 { font-size: clamp(30px, 4.4vw, 56px); margin: 24px 0 24px; line-height: 1.04; }
.hero h1 .line { display: block; white-space: nowrap; }
.hero .lead { font-size: 18px; }
.cta-row { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 30px; }

/* Machine + feuille */
.machine { position: relative; padding-top: 18px; }
.carriage {
  height: 34px; background: var(--ink); border-radius: 8px 8px 3px 3px; position: relative; margin: 0 -10px;
  box-shadow: 0 6px 0 rgba(0,0,0,.08);
}
.carriage::before { content: ''; position: absolute; left: 24px; right: 24px; bottom: 9px; height: 5px; background: #3a362e; border-radius: 3px; }
.carriage .knob { position: absolute; top: 9px; width: 16px; height: 16px; border-radius: 50%; background: #3a362e; border: 2px solid #57514a; }
.carriage .knob.l { left: -6px; } .carriage .knob.r { right: -6px; }
.sheet {
  border: 2px solid var(--ink); border-top: 0; border-radius: 0 0 3px 3px;
  min-height: 330px; box-shadow: var(--shadow);
  font-family: var(--display); font-size: 17px; line-height: 1.5;
}
.sheet-head {
  display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap;
  padding: 16px 0 10px; border-bottom: 1.5px dashed var(--ink-3);
  font: 500 11.5px/1.3 var(--mono); letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-3);
}
.sheet-body { padding: 16px 0 22px; white-space: pre-wrap; word-break: break-word; text-transform: uppercase; }
.sheet-body .q { color: var(--red); }
.cursor { display: inline-block; width: 0.6em; height: 1.05em; background: var(--ink); vertical-align: -0.15em; animation: blink 1s steps(2) infinite; }

/* ---------- Stats ---------- */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); border: 2px solid var(--ink); background: var(--sheet); box-shadow: var(--shadow); border-radius: 4px; margin-top: 56px; }
.stat { padding: 18px 20px; border-right: 1.5px solid var(--rule); }
.stat:last-child { border-right: 0; }
.stat .v { font: 700 40px/1 var(--display); }
.stat .k { margin-top: 8px; font: 500 11px/1.3 var(--mono); letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-3); }
@media (max-width: 720px) { .stats { grid-template-columns: repeat(2, 1fr); } .stat:nth-child(2) { border-right: 0; } .stat:nth-child(-n+2) { border-bottom: 1.5px solid var(--rule); } }

/* ---------- Sections ---------- */
section.block { padding: 88px 0 0; }
.section-head { margin-bottom: 36px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5px; background: var(--rule); overflow: hidden; }
@media (max-width: 860px) { .grid-3 { grid-template-columns: 1fr; } }
.feature { padding: 26px 24px; background: var(--sheet); }
.feature .n { font: 500 12px/1 var(--mono); color: var(--red); letter-spacing: 0.1em; }
.feature h3 { font: 700 21px/1.15 var(--display); text-transform: uppercase; margin: 10px 0 8px; }
.feature p { margin: 0; color: var(--ink-2); font-size: 15px; }

.ladder { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
@media (max-width: 900px) { .ladder { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .ladder { grid-template-columns: 1fr; } }
.rung { padding: 20px; display: flex; flex-direction: column; gap: 10px; }
.rung .bars { display: flex; gap: 5px; }
.rung .bars i { flex: 1; height: 7px; border: 1.5px solid var(--ink); border-radius: 1px; }
.rung .bars i.on { background: var(--ink); }
.rung h3 { margin: 4px 0 0; font: 700 18px/1.15 var(--display); text-transform: uppercase; display: flex; justify-content: space-between; align-items: flex-start; gap: 8px; }
.rung p { margin: 0; color: var(--ink-2); font-size: 14.5px; }

/* ---------- Calculateur / achat ---------- */
.split { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 28px; align-items: start; }
@media (max-width: 900px) { .split { grid-template-columns: 1fr; } }
.field-label { display: block; font: 500 12px/1 var(--mono); letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-3); margin-bottom: 8px; }
.amount {
  display: flex; align-items: center; gap: 6px;
  border: 2px solid var(--ink); background: #fffdf8; border-radius: 4px; padding: 0 16px; height: 64px;
}
.amount span { font: 700 26px/1 var(--display); color: var(--ink-3); }
.amount input { border: 0; outline: 0; background: transparent; font: 700 32px/1 var(--display); width: 100%; color: var(--ink); }
.amount:focus-within { box-shadow: 0 0 0 3px var(--red-soft); border-color: var(--red); }
.presets { display: flex; gap: 8px; flex-wrap: wrap; margin: 12px 0 18px; }
.chip {
  border: 1.5px solid var(--ink); background: transparent; border-radius: 3px; padding: 7px 12px;
  font: 500 13px/1 var(--mono); cursor: pointer; color: var(--ink);
}
.chip[aria-pressed='true'], .chip.on { background: var(--ink); color: var(--sheet); }
.receipt { font-family: var(--mono); font-size: 14px; border-top: 1.5px dashed var(--ink-3); padding-top: 14px; }
.receipt .row { display: flex; justify-content: space-between; padding: 5px 0; gap: 12px; }
.receipt .row.total { border-top: 1.5px solid var(--ink); margin-top: 8px; padding-top: 12px; font-weight: 600; font-size: 17px; }
.receipt .row.save { color: var(--red); }
.strike { text-decoration: line-through; color: var(--ink-3); }
.note { font: 12.5px/1.5 var(--mono); color: var(--ink-3); margin: 12px 0 0; }

/* ---------- Tableau modèles ---------- */
.toolbar { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; padding: 16px; border-bottom: 2px solid var(--ink); }
.input {
  border: 1.5px solid var(--ink); background: #fffdf8; border-radius: 3px; padding: 10px 12px;
  font: 14px/1.2 var(--mono); color: var(--ink); outline: none; min-width: 0;
}
.input:focus { border-color: var(--red); box-shadow: 0 0 0 3px var(--red-soft); }
.toolbar .input { flex: 1 1 220px; max-width: 320px; }
.table-scroll { overflow-x: auto; }
table.models { width: 100%; border-collapse: collapse; min-width: 720px; }
table.models th { text-align: left; font: 500 11px/1 var(--mono); letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-3); padding: 14px 16px; border-bottom: 1.5px solid var(--rule); }
table.models td { padding: 14px 16px; border-bottom: 1px solid var(--rule); vertical-align: middle; font-size: 14px; }
table.models tr:last-child td { border-bottom: 0; }
table.models tr:hover td { background: var(--sheet-2); }
.mname { display: flex; align-items: center; gap: 12px; }
.mmark { width: 34px; height: 34px; border: 1.5px solid var(--ink); border-radius: 3px; display: grid; place-items: center; font: 700 13px/1 var(--display); background: var(--tape); flex: none; }
.mname b { font-weight: 600; }
.mid { font: 12px/1.3 var(--mono); color: var(--ink-3); }
.num { font-family: var(--mono); white-space: nowrap; }

/* ---------- Code ---------- */
.codebox { background: var(--ink); color: #efe7d6; border-radius: 4px; border: 2px solid var(--ink); box-shadow: 4px 4px 0 var(--red); overflow: hidden; }
.tabs { display: flex; gap: 2px; padding: 8px 8px 0; background: #2a2620; }
.tabs button { background: transparent; border: 0; color: #a49b88; font: 500 12px/1 var(--mono); padding: 10px 14px; cursor: pointer; border-radius: 3px 3px 0 0; text-transform: lowercase; }
.tabs button[aria-selected='true'] { background: var(--ink); color: #f8f3e8; }
pre { margin: 0; padding: 20px; overflow-x: auto; font: 13.5px/1.65 var(--mono); }
pre .c { color: #8f8673; } pre .s { color: #e8b48c; } pre .k { color: #f08a72; }

/* ---------- FAQ ---------- */
.faq details { border-bottom: 1.5px solid var(--ink); }
.faq details:first-child { border-top: 1.5px solid var(--ink); }
.faq summary { list-style: none; cursor: pointer; padding: 20px 0; display: flex; justify-content: space-between; gap: 16px; font: 700 19px/1.2 var(--display); text-transform: uppercase; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; font-family: var(--mono); color: var(--red); font-size: 22px; line-height: 1; }
.faq details[open] summary::after { content: '−'; }
.faq details p { margin: 0 0 20px; color: var(--ink-2); max-width: 70ch; }

/* ---------- CTA ---------- */
.cta-card { text-align: center; padding: 56px 24px; }
.cta-card h2 { font-size: clamp(32px, 5vw, 58px); margin: 0 0 14px; }
.cta-card .cta-row { justify-content: center; }

/* ---------- Footer ---------- */
.site-footer { margin-top: 110px; border-top: 2px solid var(--ink); background: var(--sheet-2); padding: 48px 0 34px; }
.foot-grid { display: grid; grid-template-columns: 1.6fr repeat(3, 1fr); gap: 30px; }
@media (max-width: 760px) { .foot-grid { grid-template-columns: 1fr 1fr; } .foot-grid > :first-child { grid-column: 1 / -1; } }
.foot-col h4 { margin: 0 0 12px; font: 500 11px/1 var(--mono); letter-spacing: 0.14em; text-transform: uppercase; color: var(--red); }
.foot-col a { display: block; text-decoration: none; color: var(--ink-2); padding: 4px 0; font-size: 14px; }
.foot-col a:hover { color: var(--ink); text-decoration: underline; }
.ca { font: 12px/1.4 var(--mono); word-break: break-all; margin-top: 6px; }
.fineprint { margin-top: 36px; padding-top: 18px; border-top: 1px solid var(--rule); font: 12px/1.6 var(--mono); color: var(--ink-3); }

/* ---------- Divers ---------- */
.toast-zone { position: fixed; bottom: 18px; left: 50%; transform: translateX(-50%); z-index: 100; display: flex; flex-direction: column; gap: 8px; width: min(440px, calc(100% - 32px)); }
.toast { background: var(--ink); color: var(--sheet); padding: 12px 16px; border-radius: 4px; font: 14px/1.4 var(--mono); box-shadow: 4px 4px 0 var(--red); }
.toast.bad { background: var(--red); box-shadow: 4px 4px 0 var(--ink); }
.page-head { padding: 56px 0 36px; }
.page-head h1 { font-size: clamp(38px, 5.6vw, 66px); margin: 16px 0 14px; }
.empty { padding: 28px; text-align: center; color: var(--ink-3); font: 14px/1.5 var(--mono); }
.hidden { display: none !important; }
.row-flex { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.spacer { flex: 1; }
.list-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.list-table th { text-align: left; font: 500 11px/1 var(--mono); letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-3); padding: 10px 12px; border-bottom: 1.5px solid var(--ink); }
.list-table td { padding: 11px 12px; border-bottom: 1px solid var(--rule); font-family: var(--mono); font-size: 13px; }
.keybox { background: var(--ink); color: var(--sheet); padding: 14px 16px; border-radius: 4px; font: 14px/1.4 var(--mono); word-break: break-all; }
.status-ok { color: var(--ok); } .status-wait { color: var(--red); }
.skip { position: absolute; left: -999px; } .skip:focus { left: 16px; top: 12px; z-index: 99; background: var(--ink); color: var(--sheet); padding: 8px 12px; }
:focus-visible { outline: 2px solid var(--red); outline-offset: 2px; }

/* Les enfants de grille ne doivent pas s'élargir à cause d'un bloc de code */
.split > *, .hero-grid > *, .docs > *, .ladder > *, .foot-grid > * { min-width: 0; }

/* Mode chat gratuit : <body class="free"> masque l'achat, sinon les variantes gratuites sont masquées */
body.free [data-paid] { display: none !important; }
body:not(.free) [data-free] { display: none !important; }
body.free table.models th:nth-child(3), body.free table.models td:nth-child(3),
body.free table.models th:nth-child(4), body.free table.models td:nth-child(4) { display: none; }
body.free table.models { min-width: 560px; }

/* ancres de la navigation : on s'arrête sous l'en-tête collant */
section[id] { scroll-margin-top: 40px; }
.nav a[aria-current='true'] { color: var(--ink); background: var(--sheet-2); box-shadow: inset 0 -2px 0 var(--red); }
@media (max-width: 1060px) and (min-width: 901px) { .nav a { padding: 7px 7px; font-size: 12px; letter-spacing: .04em; } .site-header .wrap { gap: 18px; } }

.x-link { display: inline-grid; place-items: center; width: 38px; height: 38px; border: 1.5px solid var(--ink); border-radius: 4px; color: var(--ink); background: var(--sheet); text-decoration: none; }
.x-link:hover { background: var(--ink); color: var(--sheet); }
.foot-col a.btn { display: inline-flex; padding: 8px 14px; color: var(--ink); }
.foot-col a.btn:hover { text-decoration: none; }

/* « Three steps » : 3 colonnes, une seule sur mobile */
.ladder.ladder-3 { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 900px) { .ladder.ladder-3 { grid-template-columns: 1fr; } }