/* Sada — feuille de style unique. Sombre par défaut (on écoute souvent le soir),
   claire si le système le demande. Aucune police externe : rien à télécharger. */

:root {
  --bg: #0f141b;
  --card: #161d27;
  --card-2: #1c2531;
  --fg: #e7edf5;
  --muted: #8b97a8;
  --grid: #26303d;
  --line: #263040;
  --accent: #4da3ff;
  --accent-dim: #31537a;
  --ok: #5fd08a;
  --warn: #ffb454;
  --bad: #ff6b6b;
  --radius: 12px;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f4f6fa; --card: #fff; --card-2: #eef2f8; --fg: #16202c; --muted: #5c6a7d;
    --grid: #dde4ee; --line: #dfe6f0; --accent: #1a6fd4; --accent-dim: #a8c8ee;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 15px/1.55 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

main { max-width: 1080px; margin: 0 auto; padding: 0 20px 60px; }

/* ── en-tête ── */
.head { max-width: 1080px; margin: 0 auto; padding: 34px 20px 18px; }
.brand { display: flex; gap: 16px; align-items: flex-start; }
.logo { width: 52px; height: 52px; flex: none; color: var(--accent); margin-top: 3px; }
.head h1 { margin: 0; font-size: 27px; letter-spacing: -0.4px; }
.head h1 span { color: var(--muted); font-weight: 400; font-size: 20px; }
.head h1 .ar {
  color: var(--accent); font-weight: 600; font-size: 26px; margin: 0 2px;
  font-family: "Amiri", "Scheherazade New", "Traditional Arabic", "Noto Naskh Arabic", serif;
}
.brand-why { margin: 6px 0 0; color: var(--muted); font-size: 13.5px; max-width: 70ch; }
.brand-why strong { color: var(--fg); }
.tagline { margin: 14px 0 0; color: var(--muted); max-width: 62ch; }
@media (max-width: 640px) { .logo { width: 40px; height: 40px; } }

/* ── cartes ── */
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px 22px 24px;
  margin: 18px 0;
}
.card h2 { margin: 0 0 14px; font-size: 17px; display: flex; align-items: center; gap: 10px; }
.card h3 { margin: 18px 0 8px; font-size: 15px; }
.num {
  display: inline-grid; place-items: center;
  width: 24px; height: 24px; border-radius: 50%;
  background: var(--accent); color: #06121f; font-size: 13px; font-weight: 700;
}
.sub { margin: -6px 0 14px; color: var(--muted); font-size: 13px; }
.hint { color: var(--muted); font-size: 13px; }

/* ── dépôt de fichier ── */
.drop {
  border: 2px dashed var(--line);
  border-radius: var(--radius);
  padding: 30px 18px;
  text-align: center;
  cursor: pointer;
  display: grid; gap: 6px;
  transition: border-color .15s, background .15s;
}
.drop:hover, .drop:focus, .drop.over { border-color: var(--accent); background: var(--card-2); outline: none; }
.drop strong { font-size: 16px; }
.drop span { color: var(--muted); font-size: 13px; }

.url-row { display: flex; gap: 10px; margin: 14px 0 8px; flex-wrap: wrap; }
.url-row input { flex: 1 1 320px; }

input[type=url], input[type=text] {
  background: var(--card-2); border: 1px solid var(--line); color: var(--fg);
  border-radius: 9px; padding: 10px 12px; font: inherit; min-width: 0;
}
input[type=url]:focus, input[type=text]:focus { outline: 2px solid var(--accent); outline-offset: -1px; }
.file-inline { color: var(--muted); font-size: 13px; max-width: 260px; }

.btn {
  background: var(--accent); color: #06121f; border: 0; border-radius: 9px;
  padding: 10px 16px; font: inherit; font-weight: 600; cursor: pointer;
}
.btn:hover { filter: brightness(1.08); }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn.ghost { background: transparent; color: var(--fg); border: 1px solid var(--line); font-weight: 500; }
.btn.ghost:hover { border-color: var(--accent); }
.btn.small { padding: 6px 11px; font-size: 13px; }

.fold { margin-top: 16px; border-top: 1px solid var(--line); padding-top: 12px; }
.fold summary { cursor: pointer; color: var(--muted); font-size: 13px; }
.fold p { color: var(--muted); font-size: 13px; max-width: 72ch; }

/* ── progression ── */
.bar { height: 6px; background: var(--card-2); border-radius: 99px; overflow: hidden; }
.bar-fill { height: 100%; width: 0; background: var(--accent); transition: width .25s; }
.status { color: var(--muted); font-size: 13px; margin: 10px 0 0; }

/* ── indicateurs ── */
.kpis { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; margin-bottom: 18px; }
.kpi { background: var(--card-2); border-radius: 10px; padding: 12px 14px; }
.kpi b { display: block; font-size: 21px; font-weight: 650; letter-spacing: -0.3px; }
.kpi small { color: var(--muted); font-size: 12px; }
.kpi .note { color: var(--muted); font-size: 11px; display: block; margin-top: 2px; }

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(330px, 1fr)); gap: 16px; }
figure { margin: 0; background: var(--card-2); border-radius: 10px; padding: 12px 14px 6px; }
figcaption { color: var(--muted); font-size: 12px; margin-bottom: 8px; }
canvas { width: 100%; display: block; }

.warn-box {
  border-left: 3px solid var(--warn); background: var(--card-2);
  padding: 10px 14px; border-radius: 0 8px 8px 0; margin-top: 14px; font-size: 13px;
}
.warn-box ul { margin: 6px 0 0; padding-left: 18px; }

/* ── réglages ── */
.match-row { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; margin-bottom: 16px; }
.match { display: flex; align-items: baseline; gap: 8px; }
.match-val { font-size: 30px; font-weight: 700; color: var(--ok); letter-spacing: -1px; }
.match-cap { color: var(--muted); font-size: 13px; }

table.params { width: 100%; border-collapse: collapse; font-size: 13.5px; }
table.params th { text-align: left; color: var(--muted); font-weight: 500; padding: 6px 8px; border-bottom: 1px solid var(--line); }
table.params td { padding: 6px 8px; border-bottom: 1px solid var(--line); }
table.params td.v { font-variant-numeric: tabular-nums; text-align: right; white-space: nowrap; }
table.params tr.off td { opacity: .4; }
.block-title { margin: 16px 0 4px; font-size: 13px; color: var(--accent); font-weight: 600; }

.ab { margin-top: 22px; border-top: 1px solid var(--line); padding-top: 14px; }
.ab-row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin-top: 10px; }

/* ── exports ── */
.name-row { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; flex-wrap: wrap; }
.name-row label { color: var(--muted); font-size: 13px; }
.tabs { display: flex; gap: 6px; flex-wrap: wrap; border-bottom: 1px solid var(--line); padding-bottom: 10px; }
.tabs button {
  background: transparent; border: 1px solid transparent; color: var(--muted);
  padding: 6px 12px; border-radius: 8px; cursor: pointer; font: inherit; font-size: 13px;
}
.tabs button:hover { color: var(--fg); }
.tabs button[aria-selected=true] { background: var(--card-2); color: var(--fg); border-color: var(--line); }
.tab-body { padding-top: 16px; }
.tab-intro { color: var(--muted); font-size: 13.5px; max-width: 74ch; }

table.ctrl { width: 100%; border-collapse: collapse; font-size: 13.5px; margin-top: 12px; }
table.ctrl th { text-align: left; color: var(--muted); font-weight: 500; padding: 6px 8px; border-bottom: 1px solid var(--line); }
table.ctrl td { padding: 7px 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
table.ctrl td.val { font-variant-numeric: tabular-nums; font-weight: 600; white-space: nowrap; }
td.note { color: var(--muted); font-size: 12.5px; }

.conf { font-size: 11px; padding: 1px 7px; border-radius: 99px; white-space: nowrap; }
.conf.elevee { background: rgba(95,208,138,.16); color: var(--ok); }
.conf.bonne { background: rgba(77,163,255,.16); color: var(--accent); }
.conf.moyenne { background: rgba(255,180,84,.16); color: var(--warn); }
.conf.faible { background: rgba(255,107,107,.16); color: var(--bad); }

pre.code {
  background: var(--card-2); border: 1px solid var(--line); border-radius: 9px;
  padding: 12px 14px; overflow-x: auto; font-size: 12.5px; line-height: 1.5;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  white-space: pre; margin: 12px 0 0;
}
.actions { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 12px; }
ol.steps { color: var(--muted); font-size: 13px; padding-left: 20px; margin: 12px 0 0; }
ol.steps li { margin: 3px 0; }

.foot { max-width: 1080px; margin: 0 auto; padding: 0 20px 50px; color: var(--muted); font-size: 13px; }
.foot p { max-width: 78ch; }

@media (max-width: 640px) {
  .grid { grid-template-columns: 1fr; }
  .head h1 { font-size: 22px; }
}