/* Pages publiques (fonctionnalités, tarifs, duels, méthodologie…) : mêmes couleurs et polices que l'application, pensées d'abord pour le mobile. */
:root {
  color-scheme: light;
  --page: #f5f4fa; --white: #ffffff; --ink: #16142a; --muted: #6c6985; --line: #e6e4f0; --grid: #f0eff6;
  --c1: #2a78d6; --c1-soft: #e8f1fc; --c2: #eb6834; --c2-soft: #fdede5;
  --g1: #0e9384; --g2: #7a5af8; --g3: #dd2590; --g4: #3e4ce0; --up: #079455; --down: #d92d20;
  --f-display: "Instrument Serif", Georgia, serif; --f-body: "Instrument Sans", "Helvetica Neue", Arial, sans-serif; --f-mono: "IBM Plex Mono", ui-monospace, Menlo, monospace;
  --gut: clamp(16px, 4vw, 48px);
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; scroll-padding-top: 76px; }
body { margin: 0; background: var(--page); color: var(--ink); font: 16px/1.6 var(--f-body); overflow-wrap: break-word; }
img, svg, video { max-width: 100%; height: auto; display: block; }
a { color: var(--g2); text-underline-offset: 3px; }
a:hover { color: var(--ink); }
:focus-visible { outline: 2px solid var(--g2); outline-offset: 3px; border-radius: 4px; }
h1, h2, h3 { font-family: var(--f-display); font-weight: 400; letter-spacing: -.005em; text-wrap: balance; margin: 0; }
h1 { font-size: clamp(36px, 8vw, 64px); line-height: 1.04; }
h2 { font-size: clamp(28px, 5.5vw, 40px); line-height: 1.1; margin: 0 0 12px; }
h3 { font-size: clamp(22px, 4.2vw, 26px); line-height: 1.2; margin: 0 0 6px; }
p { margin: 0 0 14px; }
.skip { position: absolute; left: -9999px; top: 8px; z-index: 99; background: var(--ink); color: #fff; padding: 10px 14px; border-radius: 10px; }
.skip:focus { left: 8px; }

/* ---------- en-tête ---------- */
.hd { position: sticky; top: 0; z-index: 20; background: color-mix(in srgb, var(--page) 88%, transparent); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); border-bottom: 1px solid color-mix(in srgb, var(--line) 70%, transparent); }
.hd-in { max-width: 1180px; margin: 0 auto; padding: 10px var(--gut); display: flex; align-items: center; gap: 16px; min-height: 60px; }
.logo { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); margin-right: auto; }
.logo:hover { color: var(--ink); }
.mark { width: 34px; height: 34px; border-radius: 10px; flex: none; display: grid; place-items: center; background: linear-gradient(135deg, var(--c1), var(--g2) 55%, var(--c2)); box-shadow: 0 6px 16px rgba(122,90,248,.3); }
.mark svg { width: 21px; height: 21px; }
.logo b { font: 400 22px/1 var(--f-display); }
.nav { display: flex; gap: 4px; }
.nav a { color: var(--ink); text-decoration: none; font-weight: 500; font-size: 15px; padding: 8px 12px; border-radius: 10px; }
.nav a:hover, .nav a[aria-current="page"] { background: var(--white); color: var(--g2); }
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: 10px 18px; border-radius: 12px; font-weight: 600; font-size: 15px; text-decoration: none; background: var(--ink); color: #fff; border: 0; cursor: pointer; text-align: center; }
.btn:hover { color: #fff; background: #2b2852; }
.btn.ghost { background: var(--white); color: var(--ink); box-shadow: inset 0 0 0 1px var(--line); }
.btn.ghost:hover { color: var(--g2); }
.btn.big { min-height: 52px; padding: 14px 24px; font-size: 16px; border-radius: 14px; }
.menu { display: none; position: relative; }
.menu summary { list-style: none; cursor: pointer; width: 44px; height: 44px; display: grid; place-items: center; border-radius: 12px; background: var(--white); box-shadow: inset 0 0 0 1px var(--line); }
.menu summary::-webkit-details-marker { display: none; }
.menu summary svg { width: 22px; height: 22px; stroke: var(--ink); stroke-width: 2; fill: none; stroke-linecap: round; }
.menu nav { position: absolute; right: 0; top: 52px; width: min(280px, calc(100vw - 32px)); background: var(--white); border-radius: 16px; padding: 8px; box-shadow: 0 20px 50px rgba(22,20,42,.18); display: grid; }
.menu nav a { padding: 12px 14px; border-radius: 10px; color: var(--ink); text-decoration: none; font-weight: 500; }
.menu nav a:hover, .menu nav a[aria-current="page"] { background: var(--grid); color: var(--g2); }

/* ---------- contenu ---------- */
main { display: block; }
.wrap { max-width: 1180px; margin: 0 auto; padding: 0 var(--gut); }
.narrow { max-width: 780px; }
.crumbs { font-size: 13.5px; color: var(--muted); padding-top: 18px; }
.crumbs ol { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 4px; }
.crumbs li + li::before { content: "›"; margin-right: 4px; color: var(--line); }
.crumbs a { color: var(--muted); text-decoration: none; }
.crumbs a:hover { color: var(--g2); }
.hero { padding: clamp(24px, 6vw, 64px) 0 clamp(20px, 4vw, 40px); }
.eyebrow { display: inline-block; font: 600 12px var(--f-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--g2); margin-bottom: 12px; }
.hero h1 i, .grad { font-style: italic; background: linear-gradient(90deg, var(--c1), var(--g2) 55%, var(--c2)); -webkit-background-clip: text; background-clip: text; color: transparent; padding-right: .05em; }
.lead { font-size: clamp(17px, 2.6vw, 20px); color: var(--muted); max-width: 62ch; margin: 16px 0 24px; }
.row { display: flex; flex-wrap: wrap; gap: 10px; }
.meta { font-size: 13px; color: var(--muted); margin-top: 14px; }
section.blk { padding: clamp(28px, 6vw, 56px) 0; }
section.blk + section.blk { border-top: 1px solid var(--line); }
.prose { max-width: 72ch; }
.prose p, .prose li { font-size: 17px; }
.prose ul, .prose ol { padding-left: 1.25em; margin: 0 0 16px; }
.prose li { margin-bottom: 8px; }
.prose h2 { margin-top: 36px; }
.prose h3 { margin-top: 24px; }
.muted { color: var(--muted); }
.cards { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr)); }
.card { background: var(--white); border-radius: 20px; padding: 22px; box-shadow: 0 1px 2px rgba(22,20,42,.04), 0 10px 30px rgba(22,20,42,.05); min-width: 0; }
.card p:last-child { margin-bottom: 0; }
a.card { display: block; text-decoration: none; color: var(--ink); transition: transform .15s, box-shadow .2s; }
a.card:hover { transform: translateY(-2px); box-shadow: 0 16px 40px rgba(22,20,42,.1); color: var(--ink); }
.k { display: block; font: 600 11.5px var(--f-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--kc, var(--g2)); margin-bottom: 8px; }
.vs { font-style: italic; color: var(--muted); }
.steps { list-style: none; counter-reset: e; padding: 0; margin: 0; display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr)); }
.steps li { counter-increment: e; background: var(--white); border-radius: 20px; padding: 22px; }
.steps li::before { content: counter(e); width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center; background: var(--ink); color: #fff; font: 600 14px var(--f-mono); margin-bottom: 12px; }
.steps b { display: block; font: 400 22px/1.2 var(--f-display); margin-bottom: 4px; }
.tl { list-style: none; padding: 0; margin: 0 0 16px; display: grid; gap: 10px; }
.tl li { display: grid; grid-template-columns: 150px 1fr; gap: 14px; background: var(--white); border-radius: 14px; padding: 14px 16px; }
.tl time { font: 500 13px var(--f-mono); color: var(--g2); padding-top: 3px; }
.tl p { margin: 0; }
.video { border-radius: 20px; overflow: hidden; background: #16142a; aspect-ratio: 1280 / 800; box-shadow: 0 24px 60px rgba(22,20,42,.16); }
.video video { width: 100%; height: 100%; }
.def { display: grid; gap: 12px; margin: 0; }
.def > div { background: var(--white); border-radius: 16px; padding: 18px 20px; }
.def dt { font: 400 22px/1.2 var(--f-display); margin-bottom: 4px; }
.def dd { margin: 0; color: var(--ink); }
.def dd code, .prose code { font: 13.5px var(--f-mono); background: var(--grid); padding: 1px 6px; border-radius: 6px; }

/* ---------- tarifs ---------- */
.plans { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 290px), 1fr)); align-items: start; }
.plan { background: var(--white); border-radius: 24px; padding: 26px; display: grid; gap: 10px; }
.plan.star { background: linear-gradient(165deg, #1d1a3d, #13112a); color: #fff; }
.plan.star .muted, .plan.star li { color: #d5d2ee; }
.plan .price { font: 400 46px/1 var(--f-display); }
.plan .price small { font: 400 15px var(--f-body); color: var(--muted); }
.plan.star .price small { color: #c9c6e3; }
.plan ul { list-style: none; padding: 0; margin: 6px 0 8px; display: grid; gap: 8px; }
.plan li { padding-left: 26px; position: relative; font-size: 15px; }
.plan li::before { content: "✓"; position: absolute; left: 0; color: var(--g1); font-weight: 700; }
.plan.star li::before { color: #8ff0d8; }
.plan.star .btn { background: #fff; color: var(--ink); }
.tag { justify-self: start; font: 600 11px var(--f-mono); letter-spacing: .1em; text-transform: uppercase; background: var(--g2); color: #fff; padding: 4px 10px; border-radius: 999px; }
.tbl { overflow-x: auto; -webkit-overflow-scrolling: touch; background: var(--white); border-radius: 20px; padding: 6px 4px; }
.tbl table { width: 100%; border-collapse: collapse; font-size: 14.5px; min-width: 520px; }
.tbl th, .tbl td { padding: 12px 12px; text-align: center; border-bottom: 1px solid var(--grid); vertical-align: top; }
.tbl th:first-child, .tbl td:first-child { text-align: left; }
.tbl thead th { font: 400 19px var(--f-display); border-bottom-color: var(--line); }
.tbl tbody tr:last-child td { border-bottom: 0; }
.tbl .y { color: var(--g1); font-weight: 700; } .tbl .n { color: #c3c0d6; }
.tbl.list table { min-width: 0; }
.tbl.list td, .tbl.list th { text-align: left; }
.tbl caption { text-align: left; font: 400 24px var(--f-display); padding: 12px 12px 4px; }

/* ---------- FAQ ---------- */
.faq { display: grid; gap: 10px; }
.faq details { background: var(--white); border-radius: 16px; padding: 0 20px; }
.faq summary { cursor: pointer; list-style: none; padding: 18px 32px 18px 0; position: relative; font: 400 21px/1.25 var(--f-display); }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 0; top: 14px; font: 400 26px var(--f-body); color: var(--g2); transition: transform .2s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details > div { padding: 0 0 18px; color: var(--ink); }
.faq details > div p:last-child { margin: 0; }

/* ---------- appel à l'action et pied de page ---------- */
.cta { margin: clamp(24px, 6vw, 56px) 0; border-radius: 28px; padding: clamp(32px, 6vw, 56px) 24px; text-align: center; color: #fff; background: linear-gradient(120deg, #1d1a3d, #3e2a8a 50%, #13112a); }
.cta h2 { color: #fff; }
.cta p { color: #d5d2ee; max-width: 52ch; margin: 0 auto 22px; }
.cta .btn { background: #fff; color: var(--ink); }
.disclaimer { font-size: 13.5px; color: var(--muted); background: var(--white); border-left: 4px solid var(--g2); border-radius: 10px; padding: 14px 16px; margin: 24px 0; }
.ft { border-top: 1px solid var(--line); margin-top: 24px; padding: 40px 0 32px; font-size: 14px; color: var(--muted); }
.ft-grid { display: grid; gap: 28px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 170px), 1fr)); }
.ft b { display: block; color: var(--ink); font-weight: 600; margin-bottom: 8px; }
.ft ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 4px; }
.ft a { color: var(--muted); text-decoration: none; display: inline-block; padding: 4px 0; }
.ft a:hover { color: var(--g2); }
.ft-bas { margin-top: 28px; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 20px; font-size: 12.5px; }
.todo { background: #fff4d6; color: #7a4b00; padding: 0 4px; border-radius: 4px; }

@media (max-width: 860px) {
  .nav, .hd .btn { display: none; }
  .menu { display: block; }
}
@media (max-width: 560px) {
  .tl li { grid-template-columns: 1fr; gap: 2px; }
  .row .btn { flex: 1 1 100%; }
  .plan { padding: 22px; }
  .faq summary { font-size: 19px; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; animation: none !important; } }
@media print { .hd, .ft, .cta, .menu { display: none; } body { background: #fff; } }