:root {
  --paper: #f4f1ea;
  --paper-2: #fbfaf6;
  --ink: #1c1b18;
  --ink-2: #46423a;
  --ink-3: #6f6a5f;
  --ink-4: #8f897c;
  --line: #d9d3c5;
  --line-2: #c9c2b2;
  --blue: #1f3a5f;
  --blue-deep: #0f2340;
  --gold: #c9b27c;
  --ochre: #8a6d3b;
  --hot: #b4451f;
  --serif: 'Instrument Serif', Georgia, 'Times New Roman', serif;
  --sans: 'IBM Plex Sans', 'Helvetica Neue', Arial, sans-serif;
  --mono: 'JetBrains Mono', Menlo, Consolas, monospace;
  --gutter: clamp(20px, 6vw, 96px);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--sans); font-size: 17px; line-height: 1.55; }
h1, h2, h3 { margin: 0; font-weight: 400; font-family: var(--serif); letter-spacing: -0.01em; text-wrap: pretty; }
p { margin: 0; }
a { color: var(--blue); }
a:hover { color: var(--blue-deep); }
ul, ol { margin: 0; padding: 0; list-style: none; }
em { font-style: italic; }
img, svg { max-width: 100%; }

.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--ink); color: var(--paper); padding: 8px 12px; border-radius: 6px; }
.skip:focus { left: 8px; z-index: 10; }

.eyebrow { font-size: 13px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ochre); }
.fine { font-size: 14px; color: var(--ink-3); }
.lead { font-size: clamp(18px, 2vw, 20px); color: var(--ink-2); max-width: 600px; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 48px; padding: 14px 24px; border-radius: 6px; background: var(--blue); color: var(--paper); font-weight: 500; font-size: 16px; text-decoration: none; border: 1px solid var(--blue); cursor: pointer; transition: background .15s, color .15s, transform .15s; }
.btn:hover { background: var(--blue-deep); color: var(--paper); }
.btn:active { transform: translateY(1px); }
.btn:focus-visible { outline: 3px solid var(--gold); outline-offset: 2px; }
.btn-small { min-height: 40px; padding: 8px 16px; font-size: 14px; }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line-2); }
.btn-ghost:hover { background: var(--paper-2); color: var(--ink); }
.btn-outline { background: transparent; color: var(--blue); }
.btn-outline:hover { background: var(--blue); color: var(--paper); }
.btn-gold { background: var(--gold); color: var(--ink); border-color: var(--gold); }
.btn-gold:hover { background: #d9c48f; color: var(--ink); }

.topbar { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 18px var(--gutter); border-bottom: 1px solid var(--line); background: var(--paper); position: sticky; top: 0; z-index: 5; }
.brand { font-family: var(--serif); font-size: 26px; color: var(--ink); text-decoration: none; white-space: nowrap; }
.nav { display: flex; align-items: center; gap: 24px; font-size: 15px; }
.nav a { color: var(--ink-3); text-decoration: none; }
.nav a:hover { color: var(--ink); }
.nav .btn { color: var(--paper); }

.hero { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: 40px; align-items: center; padding: clamp(56px, 8vw, 96px) var(--gutter) clamp(48px, 6vw, 88px); }
.hero-text { display: flex; flex-direction: column; gap: 24px; }
.hero h1 { font-size: clamp(40px, 5.2vw, 74px); line-height: 1.02; }
.hero h1 em { color: var(--blue); }
.actions { display: flex; flex-wrap: wrap; gap: 12px; }

.card { background: var(--paper-2); border: 1px solid var(--line); border-radius: 10px; }
.score-card { margin: 0; overflow: hidden; box-shadow: 0 24px 48px -32px rgba(28, 27, 24, .35); animation: rise .6s ease-out both; }
@keyframes rise { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }
@media (prefers-reduced-motion: reduce) { .score-card { animation: none; } html { scroll-behavior: auto; } }
.score-head { display: flex; justify-content: space-between; gap: 12px; padding: 12px 18px; border-bottom: 1px solid #e6e0d3; font-family: var(--mono); font-size: 12px; color: var(--ink-3); }
.score { display: flex; align-items: baseline; gap: 12px; padding: 20px 18px 4px; }
.score-num { font-family: var(--serif); font-size: 64px; line-height: 1; color: var(--hot); }
.score-label { font-size: 14px; color: var(--ink-3); }
.findings { display: flex; flex-direction: column; gap: 8px; padding: 10px 18px 18px; font-size: 14px; }
.findings li { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 10px 12px; background: var(--paper); border-radius: 6px; }
.tag { font-weight: 500; white-space: nowrap; font-size: 13px; }
.tag-hot { color: var(--hot); }
.tag-warm { color: var(--ochre); }
.score-foot { padding: 10px 18px; border-top: 1px solid #e6e0d3; font-size: 12px; color: var(--ink-4); }

.section { padding: clamp(48px, 6vw, 88px) var(--gutter); }
.section + .section { border-top: 1px solid var(--line); }
.section-head { display: flex; flex-direction: column; gap: 8px; margin-bottom: 28px; }
.section h2 { font-size: clamp(30px, 3.4vw, 44px); }
.section-head p { color: var(--ink-3); }

.offers { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 28px; }
.offer { display: flex; flex-direction: column; gap: 18px; padding: clamp(24px, 3vw, 40px); }
.offer p { color: var(--ink-2); font-size: 16px; }
.offer-top { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }
.price { display: flex; align-items: baseline; gap: 10px; }
.amount { font-family: var(--serif); font-size: clamp(44px, 4vw, 56px); line-height: 1; color: var(--ink); }
.checks { display: flex; flex-direction: column; gap: 10px; font-size: 15px; }
.checks li { display: flex; gap: 10px; align-items: flex-start; }
.checks li::before { content: ""; flex: 0 0 16px; width: 16px; height: 16px; margin-top: 3px; background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%231f3a5f' stroke-width='1.8'%3E%3Cpath d='M3 8.5l3 3 7-7'/%3E%3C/svg%3E") no-repeat center / contain; }
.offer .btn { align-self: flex-start; margin-top: 6px; }
.offer-dark { background: var(--blue); border-color: var(--blue); color: var(--paper); }
.offer-dark .eyebrow { color: var(--gold); }
.offer-dark p, .offer-dark .amount { color: var(--paper); }
.offer-dark .fine { color: #b7c3d3; }
.offer-dark .checks li::before { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%23c9b27c' stroke-width='1.8'%3E%3Cpath d='M3 8.5l3 3 7-7'/%3E%3C/svg%3E"); }
.pill { font-size: 12px; font-weight: 500; color: var(--blue); background: var(--gold); padding: 5px 10px; border-radius: 999px; }

.steps-list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 40px; counter-reset: none; }
.steps-list li { display: flex; flex-direction: column; gap: 10px; }
.step-num { font-family: var(--serif); font-size: 40px; color: var(--ochre); line-height: 1; }
.steps-list h3 { font-family: var(--sans); font-weight: 500; font-size: 18px; }
.steps-list p { font-size: 15px; color: var(--ink-2); }

.faq { display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 8fr); gap: 40px; }
.faq-intro { display: flex; flex-direction: column; gap: 12px; }
.faq-intro p { color: var(--ink-2); }
.faq-list { display: flex; flex-direction: column; border-top: 1px solid var(--line); }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary { cursor: pointer; list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 20px 0; font-size: 18px; font-weight: 500; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; flex: 0 0 auto; font-family: var(--serif); font-size: 26px; line-height: 1; color: var(--ochre); transition: transform .2s; }
.faq-list details[open] summary::after { transform: rotate(45deg); }
.faq-list summary:focus-visible { outline: 3px solid var(--gold); outline-offset: -3px; border-radius: 4px; }
.faq-list details p { padding: 0 0 22px; font-size: 16px; line-height: 1.65; color: var(--ink-2); max-width: 720px; }

.cta { display: flex; flex-direction: column; gap: 20px; align-items: flex-start; background: var(--paper-2); }
.cta h2 { max-width: 760px; line-height: 1.15; }
.audit-form { display: flex; flex-direction: column; gap: 12px; width: 100%; }
.field-row { display: flex; flex-wrap: wrap; gap: 10px; }
.audit-form input[type="text"], .audit-form input[type="email"] { flex: 1 1 260px; min-height: 48px; padding: 12px 16px; font: inherit; font-size: 16px; color: var(--ink); background: #fff; border: 1px solid var(--line-2); border-radius: 6px; }
.audit-form input:focus-visible { outline: 3px solid var(--gold); outline-offset: 1px; border-color: var(--blue); }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.form-status { min-height: 1.4em; font-size: 15px; color: var(--blue); }
.form-status.error { color: var(--hot); }

.footer { display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; flex-wrap: wrap; padding: 40px var(--gutter); background: var(--ink); color: var(--line); font-size: 14px; line-height: 1.7; }
.footer a { color: var(--line); }
.brand-foot { font-family: var(--serif); font-size: 22px; color: var(--paper); }
.foot-right { color: var(--ink-4); }

@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; gap: 32px; }
  .offers { grid-template-columns: 1fr; }
  .steps-list { grid-template-columns: 1fr; gap: 28px; }
  .faq { grid-template-columns: 1fr; gap: 20px; }
  .nav a:not(.btn) { display: none; }
}
@media (max-width: 520px) {
  body { font-size: 16px; }
  .actions .btn { width: 100%; }
  .field-row .btn { width: 100%; }
  .findings li { flex-direction: column; align-items: flex-start; gap: 4px; }
  .footer { flex-direction: column; align-items: flex-start; }
}

/* Jauge animée (hero) */
.score { align-items: center; gap: 16px; }
.gauge { flex: 0 0 auto; }
.gauge-track { stroke: #e6e0d3; }
.gauge-fill { stroke: var(--hot); transition: stroke-dashoffset 1.4s cubic-bezier(.22,.8,.3,1); }
.score-card.is-visible .gauge-fill { stroke-dashoffset: var(--gauge-offset, 59); }
.score-text { display: flex; flex-direction: column; gap: 2px; }
.score-num { font-variant-numeric: tabular-nums; }
.findings li { opacity: 0; transform: translateY(6px); transition: opacity .5s ease, transform .5s ease; }
.score-card.is-visible .findings li { opacity: 1; transform: none; }
.score-card.is-visible .findings li:nth-child(1) { transition-delay: .5s; }
.score-card.is-visible .findings li:nth-child(2) { transition-delay: .7s; }
.score-card.is-visible .findings li:nth-child(3) { transition-delay: .9s; }
.score-card.is-visible .findings li:nth-child(4) { transition-delay: 1.1s; }

/* Étapes avec icônes */
.step-head { display: flex; align-items: center; gap: 14px; }
.step-icon { display: inline-flex; width: 64px; height: 64px; align-items: center; justify-content: center; border-radius: 16px; background: var(--paper-2); border: 1px solid var(--line); color: var(--blue); }
.steps-list li { opacity: 0; transform: translateY(10px); transition: opacity .6s ease, transform .6s ease; }
.steps-list.is-visible li { opacity: 1; transform: none; }
.steps-list.is-visible li:nth-child(2) { transition-delay: .15s; }
.steps-list.is-visible li:nth-child(3) { transition-delay: .3s; }
@media (prefers-reduced-motion: reduce) {
  .gauge-fill, .findings li, .steps-list li { transition: none; }
  .findings li, .steps-list li { opacity: 1; transform: none; }
  .score-card .gauge-fill { stroke-dashoffset: var(--gauge-offset, 59); }
}