/* ============================================================
   Aide à la décision conventionnelle — feuille de style
   Parti pris : clair, sobre, dense en information mais aéré.
   ============================================================ */

:root {
  --ink: #14181d;
  --ink-soft: #4a5361;
  --ink-faint: #7c8593;
  --line: #e4e7ec;
  --line-soft: #eef0f4;
  --bg: #ffffff;
  --bg-soft: #f7f8fa;
  --accent: #17607d;
  --accent-soft: #eaf3f7;
  --accent-line: #bcd8e3;

  --irsi: #17607d;
  --irsi-bg: #eaf3f7;
  --cidecop: #1d6b52;
  --cidecop-bg: #e9f4ef;
  --cidepiec: #8a5314;
  --cidepiec-bg: #fbf1e3;
  --neutre: #5a6472;
  --neutre-bg: #f2f4f7;

  --radius: 10px;
  --shadow: 0 1px 2px rgba(20, 24, 29, 0.04), 0 8px 24px -16px rgba(20, 24, 29, 0.18);
}

* {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--bg-soft);
  color: var(--ink);
  font-family: "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
  font-size: 15.5px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

.wrap {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

.muted {
  color: var(--ink-soft);
}
.small {
  font-size: 13.5px;
}

/* ---------------- Barre supérieure ---------------- */

.topbar {
  background: var(--bg);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 10;
}

.topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 62px;
  flex-wrap: wrap;
}

.brand {
  display: flex;
  align-items: center;
  gap: 11px;
}

.brand__mark {
  width: 26px;
  height: 26px;
  border-radius: 7px;
  background: var(--accent);
  position: relative;
  flex: none;
}
.brand__mark::after {
  content: "";
  position: absolute;
  inset: 8px 8px auto 8px;
  height: 2px;
  background: #fff;
  box-shadow: 0 5px 0 #fff, 0 10px 0 rgba(255, 255, 255, 0.55);
}

.brand__text {
  display: flex;
  flex-direction: column;
  line-height: 1.25;
}
.brand__text strong {
  font-size: 14.5px;
  font-weight: 600;
  letter-spacing: -0.01em;
}
.brand__text span {
  font-size: 12px;
  color: var(--ink-faint);
  letter-spacing: 0.04em;
}

.tabs {
  display: flex;
  gap: 4px;
}

.tab {
  appearance: none;
  border: 0;
  background: none;
  font: inherit;
  font-size: 14px;
  color: var(--ink-soft);
  padding: 7px 13px;
  border-radius: 7px;
  cursor: pointer;
}
.tab:hover {
  background: var(--bg-soft);
  color: var(--ink);
}
.tab.is-active {
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 600;
}

/* ---------------- Mise en page ---------------- */

/* Sélecteur composé : main porte aussi .wrap, dont le padding l'emporterait
   sur un simple sélecteur de type et écraserait le retrait vertical. */
main.wrap {
  flex: 1;
  padding: 36px 24px 60px;
}

.layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 28px;
  align-items: start;
}

@media (max-width: 880px) {
  .layout {
    grid-template-columns: minmax(0, 1fr);
  }
  .layout__side {
    order: -1;
  }
}

.pagehead {
  margin-bottom: 26px;
}
.pagehead h1 {
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.015em;
  margin: 0 0 6px;
}
.pagehead p {
  margin: 0;
  max-width: 62ch;
}

/* ---------------- Carte de question ---------------- */

.card {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 28px 30px 30px;
}

.step {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 10px;
}

.question {
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.015em;
  margin: 0 0 8px;
}

.hint {
  margin: 0 0 22px;
  color: var(--ink-soft);
  font-size: 14px;
  max-width: 66ch;
}

.options {
  display: grid;
  gap: 8px;
}

.option {
  display: flex;
  align-items: flex-start;
  gap: 13px;
  width: 100%;
  text-align: left;
  font: inherit;
  color: inherit;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 13px 15px;
  cursor: pointer;
  transition: border-color 0.12s, background 0.12s, box-shadow 0.12s;
}
.option:hover {
  border-color: var(--accent-line);
  background: #fcfdfe;
}
.option:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.option__key {
  flex: none;
  width: 21px;
  height: 21px;
  border-radius: 5px;
  background: var(--bg-soft);
  border: 1px solid var(--line);
  color: var(--ink-faint);
  font-size: 11.5px;
  font-weight: 600;
  display: grid;
  place-items: center;
  margin-top: 1px;
}
.option:hover .option__key {
  background: var(--accent-soft);
  border-color: var(--accent-line);
  color: var(--accent);
}

.option__body {
  min-width: 0;
}
.option__label {
  font-weight: 550;
  font-size: 15px;
}
.option__hint {
  color: var(--ink-soft);
  font-size: 13.5px;
  margin-top: 2px;
}

.cardfoot {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--line-soft);
  display: flex;
  gap: 16px;
  align-items: center;
  flex-wrap: wrap;
}

.kbd {
  font-family: ui-monospace, "Cascadia Mono", Consolas, monospace;
  font-size: 11.5px;
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: 1px 5px;
  color: var(--ink-soft);
}

.linkbtn {
  appearance: none;
  border: 0;
  background: none;
  font: inherit;
  font-size: 13.5px;
  color: var(--accent);
  cursor: pointer;
  padding: 0;
  text-decoration: underline;
  text-decoration-color: var(--accent-line);
  text-underline-offset: 3px;
}
.linkbtn:hover {
  text-decoration-color: currentColor;
}

.btn {
  appearance: none;
  font: inherit;
  font-size: 14px;
  border: 1px solid var(--line);
  background: var(--bg);
  color: var(--ink);
  border-radius: 7px;
  padding: 8px 14px;
  cursor: pointer;
}
.btn:hover {
  border-color: var(--accent-line);
  background: #fcfdfe;
}
.btn--primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.btn--primary:hover {
  background: #14556f;
  border-color: #14556f;
}

/* ---------------- Panneau latéral ---------------- */

.panel {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px 20px 20px;
  margin-bottom: 16px;
}
.panel--quiet {
  background: transparent;
  border-style: dashed;
}
.panel h2 {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin: 0 0 12px;
}
.panel__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}
.panel__head h2 {
  margin-bottom: 12px;
}

.trail {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 2px;
}
.trail:empty {
  display: none;
}

.trail__item {
  display: block;
  width: 100%;
  text-align: left;
  font: inherit;
  background: none;
  border: 0;
  border-left: 2px solid var(--line);
  padding: 5px 0 6px 12px;
  cursor: pointer;
  border-radius: 0 5px 5px 0;
}
.trail__item:hover {
  background: var(--bg-soft);
  border-left-color: var(--accent);
}
.trail__item dl {
  margin: 0;
}
.trail__item dt {
  font-size: 11.5px;
  color: var(--ink-faint);
  letter-spacing: 0.01em;
}
.trail__item dd {
  margin: 0;
  font-size: 13.5px;
  font-weight: 550;
  color: var(--ink);
}

.reperes {
  margin: 0 0 10px;
  display: grid;
  gap: 7px;
}
.reperes > div {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  font-size: 13px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--line-soft);
}
.reperes > div:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}
.reperes dt {
  color: var(--ink-soft);
}
.reperes dd {
  margin: 0;
  font-variant-numeric: tabular-nums;
  font-weight: 550;
  text-align: right;
}

/* ---------------- Résultat ---------------- */

.result {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}

/* La carte reçoit le focus au rendu pour les lecteurs d'écran : pas d'anneau visible. */
.result:focus {
  outline: none;
}

.result__head {
  padding: 24px 30px 22px;
  border-bottom: 1px solid var(--line-soft);
  border-top: 3px solid var(--tone, var(--accent));
  background: var(--tone-bg, var(--accent-soft));
}

.result__eyebrow {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 8px;
}
.result__code {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--tone, var(--accent));
}
.badge {
  font-size: 11.5px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.75);
  border: 1px solid var(--tone-line, var(--accent-line));
  color: var(--tone, var(--accent));
}

.result__title {
  font-size: 21px;
  font-weight: 600;
  letter-spacing: -0.018em;
  margin: 0 0 3px;
}
.result__sub {
  margin: 0 0 12px;
  font-size: 13.5px;
  color: var(--ink-soft);
}
.result__lead {
  margin: 0;
  font-size: 15px;
  max-width: 70ch;
}

.result__body {
  padding: 24px 30px 8px;
}

.block {
  padding-bottom: 22px;
  margin-bottom: 22px;
  border-bottom: 1px solid var(--line-soft);
}
.block:last-child {
  border-bottom: 0;
}
.block > h3 {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin: 0 0 10px;
}
.block p {
  margin: 0 0 8px;
  max-width: 74ch;
}
.block p:last-child {
  margin-bottom: 0;
}

.list {
  margin: 0;
  padding-left: 0;
  list-style: none;
  display: grid;
  gap: 7px;
  max-width: 74ch;
}
.list li {
  position: relative;
  padding-left: 18px;
}
.list li::before {
  content: "";
  position: absolute;
  left: 3px;
  top: 0.62em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent-line);
}

.list--num {
  counter-reset: s;
}
.list--num li {
  padding-left: 26px;
  counter-increment: s;
}
.list--num li::before {
  content: counter(s);
  background: var(--bg-soft);
  border: 1px solid var(--line);
  color: var(--ink-soft);
  width: 18px;
  height: 18px;
  border-radius: 5px;
  top: 0.18em;
  left: 0;
  font-size: 11px;
  font-weight: 600;
  display: grid;
  place-items: center;
  line-height: 1;
}

.callout {
  background: #fffdf7;
  border: 1px solid #f0e4c8;
  border-radius: 8px;
  padding: 14px 16px;
}
.callout > h3 {
  color: #8a6b14;
}
.callout .list li::before {
  background: #d9bb6a;
}

.spotlight {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px 16px;
}
.spotlight__label {
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--ink-faint);
  flex: none;
}
.spotlight__value {
  font-weight: 600;
  font-size: 15px;
}
@media (max-width: 620px) {
  .spotlight {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }
}

.result__foot {
  padding: 18px 30px 22px;
  border-top: 1px solid var(--line-soft);
  background: #fcfcfd;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

/* ---------------- Fiches ---------------- */

.fiches {
  display: grid;
  gap: 16px;
  margin-top: 26px;
}

.fiche {
  background: var(--bg);
  border: 1px solid var(--line);
  border-left: 3px solid var(--tone, var(--accent));
  border-radius: var(--radius);
  padding: 22px 26px 24px;
}
.fiche__code {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--tone, var(--accent));
}
.fiche h2 {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.015em;
  margin: 4px 0 2px;
  text-transform: none;
  color: var(--ink);
}
.fiche__nom {
  font-size: 13.5px;
  color: var(--ink-soft);
  margin: 0 0 10px;
}
.fiche__lead {
  margin: 0 0 18px;
  max-width: 76ch;
}
.fiche__grid {
  display: grid;
  gap: 18px;
}
@media (min-width: 760px) {
  .fiche__grid {
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  }
}
.fiche__grid h3 {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin: 0 0 8px;
}

/* ---------------- Comparatif ---------------- */

.table-scroll {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg);
}

.compare {
  border-collapse: collapse;
  width: 100%;
  min-width: 720px;
  font-size: 13.5px;
}
.compare th,
.compare td {
  text-align: left;
  padding: 11px 16px;
  border-bottom: 1px solid var(--line-soft);
  vertical-align: top;
}
.compare thead th {
  font-size: 11.5px;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--ink-faint);
  background: var(--bg-soft);
  font-weight: 600;
  white-space: nowrap;
}
.compare tbody th {
  color: var(--ink-soft);
  font-weight: 550;
  white-space: nowrap;
  width: 1%;
}
.compare tbody tr:last-child th,
.compare tbody tr:last-child td {
  border-bottom: 0;
}

/* ---------------- Sources ---------------- */

.reserves {
  background: #fffdf7;
  border: 1px solid #f0e4c8;
  border-radius: var(--radius);
  padding: 20px 24px 22px;
  margin-bottom: 30px;
}
.reserves h2 {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #8a6b14;
  margin: 0 0 14px;
}
.reserves__list {
  margin: 0;
  display: grid;
  gap: 12px;
}
@media (min-width: 780px) {
  /* Terme à gauche, portée de la réserve à droite. */
  .reserves__list {
    grid-template-columns: minmax(150px, 0.45fr) 1fr;
    gap: 13px 24px;
  }
}
.reserves__list dt {
  font-weight: 600;
  font-size: 14px;
}
.reserves__list dd {
  margin: 2px 0 0;
  font-size: 13.5px;
  color: var(--ink-soft);
}

.sources {
  display: grid;
  gap: 30px;
}

.srcgroup__titre {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin: 0 0 8px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
}
.srcgroup__intro {
  margin: 0 0 16px;
  font-size: 13.5px;
  color: var(--ink-soft);
  max-width: 80ch;
}

.srclist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.src {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 15px 18px 16px;
}
.src--manquant {
  background: transparent;
  border-style: dashed;
}

.src__titre {
  font-size: 15px;
  font-weight: 600;
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid var(--accent-line);
  padding-bottom: 1px;
}
a.src__titre:hover {
  border-bottom-color: var(--accent);
}
.src--manquant .src__titre {
  color: var(--ink-soft);
  border-bottom: 0;
}

.src__meta {
  margin: 3px 0 0;
  font-size: 13px;
  color: var(--ink-faint);
}
.src__format {
  font-variant-numeric: tabular-nums;
}
.src__note {
  margin: 9px 0 0;
  font-size: 13.5px;
  color: var(--ink-soft);
  max-width: 84ch;
}
.src__url {
  margin: 9px 0 0;
  font-family: ui-monospace, "Cascadia Mono", Consolas, monospace;
  font-size: 11.5px;
  color: var(--ink-faint);
  word-break: break-all;
}

/* ---------------- Pied de page ---------------- */

.footer {
  border-top: 1px solid var(--line);
  background: var(--bg);
  padding: 22px 0 30px;
}
.footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
  flex-wrap: wrap;
}
.footer p {
  margin: 0;
  font-size: 13px;
  color: var(--ink-faint);
  max-width: 90ch;
}
.footer__meta {
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}

.brand__version {
  font-weight: 500;
  color: var(--ink-faint);
  font-variant-numeric: tabular-nums;
  font-size: 12.5px;
}

/* ---------------- Impression ---------------- */

@media print {
  body {
    background: #fff;
    font-size: 11pt;
  }
  .topbar,
  .footer,
  .result__foot,
  .panel--quiet,
  #reset,
  .cardfoot {
    display: none !important;
  }
  .layout {
    grid-template-columns: 1fr;
  }
  .result,
  .panel {
    box-shadow: none;
    break-inside: avoid;
  }
  .result__head {
    background: #fff;
  }
}