/* Guides publics ValueLab (17/10/2026, graphique du suivi des boosts ajouté) : comparateur de cotes, cotes boostées, convertir un freebet.
   Mêmes couleurs, polices et pied de page que l'accueil (site/index.html). */
:root{
  color-scheme:light;
  --bg:#f5f2ea; --surface:#fcfcfb; --sunk:#efece2; --line:#e3ded2; --line-soft:#eeeae0;
  --ink:#13201e; --ink2:#566360; --muted:#6f7a77;
  --brand:#0e5a52; --edge:#2a9d8b; --brand-ink:#ffffff; --brand-soft:#dcebe8; --ctrl:#c9c3b4;
  --warn-bg:#fbf0dc; --warn-ink:#8a4f05; --good:#006300; --good-soft:#e3f1e1; --alert:#c62f2f;
  --serif:"Newsreader",Georgia,"Times New Roman",serif;
  --sans:"Instrument Sans",system-ui,-apple-system,"Segoe UI",sans-serif;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    color-scheme:dark;
    --bg:#0d0d0d; --surface:#1a1a19; --sunk:#222220; --line:#2c2c2a; --line-soft:#252523;
    --ink:#f3f1ea; --ink2:#c3c2b7; --muted:#a09e96;
    --brand:#5cc2b3; --edge:#c4f0e8; --brand-ink:#0d0d0d; --brand-soft:#1f3a36; --ctrl:#3e3e3b;
    --warn-bg:#3a2d12; --warn-ink:#f1c36b; --good:#4fd16b; --good-soft:#18301b; --alert:#ec6a6a;
  }
}
:root[data-theme="dark"]{
  color-scheme:dark;
  --bg:#0d0d0d; --surface:#1a1a19; --sunk:#222220; --line:#2c2c2a; --line-soft:#252523;
  --ink:#f3f1ea; --ink2:#c3c2b7; --muted:#a09e96;
  --brand:#5cc2b3; --edge:#c4f0e8; --brand-ink:#0d0d0d; --brand-soft:#1f3a36; --ctrl:#3e3e3b;
  --warn-bg:#3a2d12; --warn-ink:#f1c36b; --good:#4fd16b; --good-soft:#18301b; --alert:#ec6a6a;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--sans);font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased}
a{color:var(--brand)}
a:hover{text-decoration:none}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:6px}
h1,h2,h3{font-family:var(--serif);font-weight:500;letter-spacing:-.015em;line-height:1.15;margin:0;text-wrap:balance}
.wrap{width:100%;max-width:1120px;margin-inline:auto;padding-inline:20px}
.num{font-variant-numeric:tabular-nums}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 18px;border-radius:12px;border:1px solid var(--ctrl);background:var(--surface);color:var(--ink);font:600 15px/1 var(--sans);text-decoration:none;white-space:nowrap}
.btn:hover{background:var(--sunk)}
.btn.solid{background:var(--brand);border-color:var(--brand);color:var(--brand-ink)}
.btn.solid:hover{filter:brightness(1.08)}
.btn.plain{background:transparent;border-color:transparent}

/* barre du haut */
.bar{position:sticky;top:0;z-index:20;background:color-mix(in srgb,var(--bg) 90%,transparent);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.bar-in{display:flex;align-items:center;gap:12px;min-height:62px}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);font-family:var(--serif);font-size:22px;font-weight:600;letter-spacing:-.01em;text-decoration:none;flex:none}
.brand .lab{color:var(--brand)}
.menu{display:flex;gap:2px;margin-left:18px;margin-right:auto}
.menu a{padding:8px 11px;border-radius:10px;color:var(--ink2);font-weight:500;font-size:15px;text-decoration:none}
.menu a:hover{background:var(--sunk);color:var(--ink)}
.menu a[aria-current="page"]{color:var(--brand);background:var(--brand-soft)}
.bar-cta{display:flex;gap:8px;margin-left:auto}
@media (max-width:900px){ .menu{display:none} }
@media (max-width:480px){ .bar-cta .btn{padding:0 10px;font-size:13.5px} .bar-cta .btn.plain{display:none} .brand{font-size:20px} }

/* article */
.crumb{margin:28px 0 0;font-size:14px;color:var(--muted)}
.crumb a{color:var(--muted)}
.layout{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:48px;align-items:start;padding-block:12px 64px}
@media (max-width:960px){ .layout{grid-template-columns:1fr;gap:28px} }
article{min-width:0;max-width:720px}
article h1{font-size:clamp(32px,5vw,46px);margin:10px 0 14px}
.lede{font-size:19px;color:var(--ink2);margin:0 0 22px}
.meta{font-size:13.5px;color:var(--muted);margin:-8px 0 24px}
.brief{border-left:3px solid var(--edge);background:var(--brand-soft);padding:14px 18px;border-radius:0 12px 12px 0;margin:0 0 28px}
.brief b{display:block;margin-bottom:4px}
.brief ul{margin:4px 0 0;padding-left:20px}
article h2{font-size:clamp(25px,3.4vw,31px);margin:40px 0 12px;scroll-margin-top:80px}
article h3{font-size:21px;margin:26px 0 8px}
article p{margin:0 0 14px}
article ul,article ol{margin:0 0 16px;padding-left:22px}
article li{margin:4px 0}
.calc{border:1px solid var(--line);border-radius:14px;background:var(--surface);padding:16px 18px;margin:8px 0 20px}
.calc-h{font-size:13px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);margin-bottom:8px}
.calc table{width:100%;border-collapse:collapse;font-size:15.5px;font-variant-numeric:tabular-nums}
.calc td,.calc th{padding:7px 4px;border-bottom:1px solid var(--line-soft);text-align:left;vertical-align:top}
.calc th{font-size:12.5px;letter-spacing:.05em;text-transform:uppercase;color:var(--muted)}
.calc td.r,.calc th.r{text-align:right;white-space:nowrap}
.calc tr.best td{font-weight:700;color:var(--brand)}
.calc tr:last-child td{border-bottom:0}
.calc p{margin:10px 0 0;font-size:15px;color:var(--ink2)}
.scroll{overflow-x:auto}
.formula{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:14.5px;background:var(--sunk);border-radius:10px;padding:10px 12px;margin:6px 0 14px;overflow-x:auto;white-space:nowrap}
.warn{background:var(--warn-bg);color:var(--warn-ink);border-radius:12px;padding:12px 16px;margin:6px 0 20px;font-size:15.5px}
.warn b{color:inherit}
.cta{display:flex;flex-wrap:wrap;align-items:center;gap:12px 16px;border:1px solid var(--brand);border-radius:16px;background:color-mix(in srgb,var(--brand-soft) 60%,var(--surface));padding:18px 20px;margin:30px 0}
.cta p{margin:0;flex:1 1 260px}
.cta b{display:block;font-family:var(--serif);font-size:21px;font-weight:500}
.faq{margin-top:12px;border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:12px;padding:14px 2px;font-weight:600}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--brand);font-weight:700;font-size:20px;line-height:1}
.faq details[open] summary::after{content:"−"}
.faq details p{margin:0 0 14px;color:var(--ink2)}

/* graphique du suivi réel (cotes boostées) : barres HTML, sans défilement horizontal */
.chart{border:1px solid var(--line);border-radius:14px;background:var(--surface);padding:16px 18px 14px;margin:8px 0 20px}
.ch{display:grid;grid-template-columns:38px minmax(0,1fr)}
.ch-y,.ch-a{position:relative;height:220px}
.ch-y span{position:absolute;right:7px;transform:translateY(50%);font-size:11.5px;line-height:1;color:var(--muted);font-variant-numeric:tabular-nums}
.ch-a{display:grid;grid-template-columns:repeat(21,minmax(0,1fr))}
.ch-g{position:absolute;left:0;right:0;border-top:1px solid var(--line-soft)}
.ch-g.z{border-top-color:var(--muted)}
.ch-c{position:relative;border-radius:4px}
.ch-c:hover{background:var(--sunk)}
.ch-c.y1{box-shadow:inset 1px 0 0 var(--line)}
.ch-c i{position:absolute;left:18%;right:18%;background:var(--brand);border-radius:3px 3px 0 0}
.ch-c i.n{background:var(--alert);border-radius:0 0 3px 3px}
.ch-v{position:absolute;left:50%;transform:translateX(-50%);font-size:11.5px;line-height:1.2;font-weight:700;color:var(--ink);white-space:nowrap;font-variant-numeric:tabular-nums}
.ch-x,.ch-yr{display:grid;margin-left:38px;text-align:center}
.ch-x{grid-template-columns:repeat(21,minmax(0,1fr));margin-top:5px;font-size:11px;color:var(--muted)}
.ch-yr{grid-template-columns:12fr 9fr;gap:6px;margin-top:3px;font-size:12.5px;font-weight:600;color:var(--ink2)}
.ch-yr span{border-top:1px solid var(--line);padding-top:2px}
.ch-lg{display:flex;flex-wrap:wrap;gap:4px 16px;margin-top:10px;font-size:13.5px;color:var(--ink2)}
.ch-lg i{display:inline-block;width:10px;height:10px;border-radius:2px;background:var(--brand);margin-right:6px}
.ch-lg i.n{background:var(--alert)}
.ch-lg span:last-child{color:var(--muted)}
.ch-d{margin-top:10px;font-size:15px}
.ch-d summary{cursor:pointer;color:var(--brand);font-weight:600;font-size:14.5px}
.ch-d table{width:100%;border-collapse:collapse;margin-top:6px;font-variant-numeric:tabular-nums}
.ch-d td,.ch-d th{padding:5px 4px;border-bottom:1px solid var(--line-soft);text-align:left}
.ch-d th{font-size:12.5px;letter-spacing:.05em;text-transform:uppercase;color:var(--muted)}
.ch-d .r{text-align:right;white-space:nowrap}
@media (max-width:480px){ .chart{padding:14px 12px 12px} .ch{grid-template-columns:32px minmax(0,1fr)} .ch-x,.ch-yr{margin-left:32px} .ch-y span{right:5px;font-size:10.5px} .ch-x{font-size:10px} .ch-v{font-size:10.5px} }

/* colonne de droite */
aside{position:sticky;top:84px;display:grid;gap:14px}
@media (max-width:960px){ aside{position:static} }
.toc,.others{border:1px solid var(--line);border-radius:14px;background:var(--surface);padding:14px 16px}
.toc b,.others b{display:block;font-size:12.5px;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:var(--muted);margin-bottom:6px}
.toc ol{margin:0;padding-left:18px;font-size:14.5px}
.toc li{margin:4px 0}
.toc a{color:var(--ink2);text-decoration:none}
.toc a:hover{color:var(--brand)}
.others a{display:block;padding:8px 0;border-top:1px solid var(--line-soft);text-decoration:none;color:var(--ink);font-weight:600;font-size:15px}
.others a:first-of-type{border-top:0}
.others a small{display:block;color:var(--muted);font-weight:400;font-size:13px}

/* pied de page */
footer{border-top:1px solid var(--line);padding-block:30px calc(36px + env(safe-area-inset-bottom,0px));font-size:13.5px;color:var(--ink2)}
.foot-top{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:14px 28px;margin-bottom:18px}
.foot-links{display:flex;flex-wrap:wrap;gap:6px 18px}
.foot-links a{color:var(--ink2)}
footer .legal{margin:0;font-size:13px;line-height:1.55;color:var(--muted)}
footer .legal b{color:var(--ink2)}
.calc table.fix{table-layout:fixed}
.calc table.fix th:first-child{width:38%}