/* deal@idea — blueprint / contract register look. Phone first. No external resources. */
:root {
  --plan: #0d3b66;          /* blueprint blue */
  --trait: rgba(214, 233, 255, .55);
  --trait-doux: rgba(214, 233, 255, .22);
  --texte: #eaf3fc;
  --doux: #c3dbf1;
  --cyan: #8fe3ff;
  --ambre: #ffb627;
  --encre: #17183b;
  --mono: Consolas, "SFMono-Regular", Menlo, "Liberation Mono", "Courier New", monospace;
  --sans: "Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", Arial, sans-serif;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; color: var(--texte); font: 17px/1.6 var(--sans);
  background-color: var(--plan);
  background-image:
    linear-gradient(var(--trait-doux) 1px, transparent 1px),
    linear-gradient(90deg, var(--trait-doux) 1px, transparent 1px),
    linear-gradient(rgba(214, 233, 255, .08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(214, 233, 255, .08) 1px, transparent 1px);
  background-size: 120px 120px, 120px 120px, 24px 24px, 24px 24px;
}
a { color: var(--cyan); }
a:focus-visible, .bouton:focus-visible { outline: 3px solid var(--ambre); outline-offset: 3px; }
.page { max-width: 1080px; margin: 0 auto; padding: 0 16px; }
h1, h2, h3 { color: #fff; line-height: 1.15; letter-spacing: -.01em; text-wrap: balance; }
h1 { font-size: clamp(2.1rem, 6vw, 3.3rem); margin: .25em 0 .35em; }
h2 { font-size: clamp(1.45rem, 4vw, 1.95rem); margin: 0 0 .5em; }
h3 { font-size: 1.1rem; margin: 0 0 .3em; }
.etiquette { font: .74rem var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--cyan); margin-bottom: 6px; }

/* Header + brand title block (cartouche) */
header.haut { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 18px 0 12px; }
.marque { display: flex; align-items: center; gap: 10px; text-decoration: none; color: #fff; font-weight: 700; font-size: 1.3rem; }
.marque img { width: 38px; height: 38px; border-radius: 22%; box-shadow: 0 0 0 1px var(--trait); }
.marque b { color: var(--ambre); }
nav a { margin-left: 16px; text-decoration: none; color: var(--doux); font: .82rem var(--mono); text-transform: uppercase; letter-spacing: .06em; }
nav a:hover { color: #fff; }
.cartouche { display: grid; grid-template-columns: auto 1fr; border: 1.5px solid var(--trait); background: rgba(10, 47, 82, .6); }
.cartouche > div { padding: 10px 16px; }
.cartouche > div:first-child { border-right: 1px solid var(--trait); }
.cartouche .formule { font: 700 1.1rem var(--mono); color: #fff; white-space: nowrap; display: flex; align-items: center; }
.cartouche .formule b { color: var(--ambre); padding: 0 .1em; }
.cartouche p { margin: 0; color: var(--doux); font-size: .95rem; }
.cartouche strong { color: #fff; }

/* Blueprint frame: thin border + corner ticks */
.cadre { position: relative; border: 1.5px solid var(--trait); background: rgba(10, 47, 82, .6); padding: 22px; }
.cadre::before, .cadre::after { content: ""; position: absolute; width: 14px; height: 14px; border: 2px solid var(--cyan); }
.cadre::before { top: -6px; left: -6px; border-right: 0; border-bottom: 0; }
.cadre::after { bottom: -6px; right: -6px; border-left: 0; border-top: 0; }

.intro { padding: 36px 0 52px; display: grid; gap: 32px; align-items: center; }
.surtitre { font: .8rem var(--mono); letter-spacing: .14em; text-transform: uppercase; color: var(--cyan); }
.intro p.grand { font-size: 1.15rem; color: var(--doux); max-width: 38em; }
.boutons { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 22px; }
.bouton { display: inline-block; padding: 12px 22px; font: 700 .95rem var(--mono); text-decoration: none; letter-spacing: .03em; }
.bouton.plein { background: var(--ambre); color: var(--encre); }
.bouton.contour { border: 1.5px solid var(--trait); color: #fff; }

/* Register record (fiche) */
.fiche { padding: 0; }
.fiche-tete { display: flex; justify-content: space-between; gap: 10px; padding: 12px 18px; border-bottom: 1.5px solid var(--trait); font: .8rem var(--mono); color: var(--doux); text-transform: uppercase; letter-spacing: .08em; }
.fiche-tete b { color: #fff; }
.palier { display: grid; grid-template-columns: 70px 1fr auto; gap: 12px; align-items: center; padding: 13px 18px; border-bottom: 1px dashed var(--trait-doux); }
.palier:last-child { border-bottom: 0; }
.barre { height: 10px; background: var(--ambre); }
.palier .nom { font-weight: 700; color: #fff; }
.palier .detail { font-size: .9rem; color: var(--doux); }
.palier .prix { font: 700 .95rem var(--mono); color: var(--ambre); white-space: nowrap; }

section.bloc { padding: 52px 0; border-top: 1.5px solid var(--trait-doux); }
.grille { display: grid; gap: 22px; }
.carte p { margin: 0; color: var(--doux); }
.carte .num { font: 700 .78rem var(--mono); color: var(--cyan); letter-spacing: .1em; margin-bottom: 4px; }
.note-legale { margin: 22px 0 0; font: .85rem/1.55 var(--mono); color: var(--doux); border-left: 3px solid var(--ambre); padding-left: 12px; }
.secteurs { display: flex; flex-wrap: wrap; gap: 8px; padding: 0; list-style: none; }
.secteurs li { border: 1px solid var(--trait); padding: 4px 12px; font: .82rem var(--mono); color: var(--doux); }

/* Examples: scrolling register of records */
.note-ex { color: var(--doux); margin-top: -4px; }
.defile { display: flex; overflow: hidden; margin: 22px -16px 0; padding: 10px 0 14px;
  mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent); }
.piste { display: flex; gap: 22px; margin: 0; padding: 0 11px; list-style: none; flex-shrink: 0; animation: defile 70s linear infinite; }
.defile:hover .piste, .defile:focus-within .piste { animation-play-state: paused; }
@keyframes defile { to { transform: translateX(-100%); } }
.exemple { width: 280px; flex-shrink: 0; display: flex; flex-direction: column; gap: 6px; padding: 16px 18px; }
.exemple h3 { margin: 0; }
.exemple p { margin: 0; color: var(--doux); font-size: .93rem; flex: 1; }
.ex-meta { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.ex-meta span { font: .75rem var(--mono); border: 1px solid var(--trait); padding: 1px 8px; color: var(--ambre); }
@media (prefers-reduced-motion: reduce) {
  .defile { overflow-x: auto; mask-image: none; }
  .piste { animation: none; }
  .piste[aria-hidden] { display: none; }
}

.attente h2 { margin-top: 0; }
.attente p { color: var(--doux); max-width: 42em; }
footer { padding: 32px 0 44px; color: var(--doux); font: .85rem/1.6 var(--mono); border-top: 1.5px solid var(--trait-doux); margin-top: 52px; }
.texte-long { max-width: 46em; padding-bottom: 40px; }
.texte-long h2 { margin-top: 1.6em; font-size: 1.3rem; }
.texte-long p { color: var(--doux); }

@media (min-width: 820px) {
  .intro { grid-template-columns: 1.1fr 1fr; }
  .grille.trois { grid-template-columns: repeat(3, 1fr); }
  .grille.deux { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 620px) {
  nav { display: none; }
  .cartouche { grid-template-columns: 1fr; }
  .cartouche > div:first-child { border-right: 0; border-bottom: 1px solid var(--trait); }
  .palier { grid-template-columns: 44px 1fr; }
  .palier .prix { grid-column: 2; }
}