/*
  DtD — site vitrine (growth/landing/site)
  Tokens repris de app/styles/tokens.css pour la cohérence de marque.
  100% vanilla, zéro CDN, polices système. Thème clair/sombre.
*/

/* ---------- Tokens ---------- */
:root,
[data-theme="clair"] {
  --bg: #FAF7F2;
  --surface: #FFFFFF;
  --surface-2: #F3EDE4;
  --border: #E7DDCE;
  --text: #2A2925;
  --text-soft: #6B675F;
  --text-faint: #9A948A;
  --accent: #B9713F;
  --accent-weak: #F0E1D5;
  --calm: #7E9B7E;
  --calm-weak: #E6EDE4;
  --care: #C67D93;
  --care-weak: #F6E7EC;
  --info: #6E86A8;
  --focus-ring: #B9713F;

  --r-sm: 10px;
  --r-md: 16px;
  --r-lg: 24px;
  --r-full: 999px;

  --e1: 0 1px 2px rgba(0,0,0,.04);
  --e2: 0 6px 20px rgba(0,0,0,.06);

  --motion: 180ms;
  --ease: cubic-bezier(.2,.7,.2,1);

  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-serif: "Fraunces", Georgia, "Times New Roman", serif;

  --maxw: 720px;
}

[data-theme="sombre"] {
  --bg: #161512;
  --surface: #1E1D1A;
  --surface-2: #2A2925;
  --border: #33322D;
  --text: #F3EDE4;
  --text-soft: #B4AEA2;
  --text-faint: #7E786E;
  --accent: #C98A5E;
  --accent-weak: #3A2E25;
  --calm: #9BB39A;
  --calm-weak: #26302A;
  --care: #E3B9C4;
  --care-weak: #33232A;
  --info: #93A7C4;
  --focus-ring: #C98A5E;
  --e1: 0 1px 2px rgba(0,0,0,.25);
  --e2: 0 6px 20px rgba(0,0,0,.35);
}

@media (prefers-color-scheme: dark) {
  [data-theme="auto"] {
    --bg: #161512;
    --surface: #1E1D1A;
    --surface-2: #2A2925;
    --border: #33322D;
    --text: #F3EDE4;
    --text-soft: #B4AEA2;
    --text-faint: #7E786E;
    --accent: #C98A5E;
    --accent-weak: #3A2E25;
    --calm: #9BB39A;
    --calm-weak: #26302A;
    --care: #E3B9C4;
    --care-weak: #33232A;
    --info: #93A7C4;
    --focus-ring: #C98A5E;
    --e1: 0 1px 2px rgba(0,0,0,.25);
    --e2: 0 6px 20px rgba(0,0,0,.35);
  }
}

/* ---------- Base ---------- */
* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.6;
  overflow-x: hidden;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation: none !important; transition: none !important; }
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

:focus-visible {
  outline: 2px solid var(--focus-ring);
  outline-offset: 3px;
  border-radius: 6px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--surface);
  color: var(--text);
  padding: 12px 16px;
  border-radius: var(--r-sm);
  z-index: 100;
}
.skip-link:focus {
  left: 12px;
  top: 12px;
}

h1, h2, h3 {
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin: 0 0 .4em;
}

.serif { font-family: var(--font-serif); }

/* ---------- Layout ---------- */
.wrap {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 22px;
}

section { padding: 64px 0; }
@media (min-width: 700px) { section { padding: 88px 0; } }

.section-soft { background: var(--surface); }
.section-soft-2 { background: var(--surface-2); }

.eyebrow {
  display: inline-block;
  font-size: 13px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 14px;
}

.lead {
  font-size: 19px;
  color: var(--text-soft);
  max-width: 60ch;
}

.muted { color: var(--text-soft); }
.faint { color: var(--text-faint); font-size: 15px; }

/* ---------- Header / nav ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: color-mix(in srgb, var(--bg) 86%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--motion) var(--ease);
}
.site-header.scrolled { border-bottom-color: var(--border); }

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  height: 62px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-weight: 600;
  font-size: 18px;
}
.brand:hover { text-decoration: none; }
.brand .mark {
  width: 30px; height: 30px;
  flex: none;
}
@font-face {
  font-family: "Fraunces";
  src: url("assets/fonts/fraunces-var.woff2") format("woff2");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}
/* Wordmark serif (logo) */
.wordmark {
  font-family: var(--font-serif);
  font-weight: 500;
  font-size: 27px;
  line-height: 1;
  letter-spacing: .005em;
  color: var(--text);
}
.brand-rule {
  display: inline-block;
  width: 1px;
  height: 22px;
  margin: 0 14px;
  background: var(--border);
}
.brand-tag {
  font-family: var(--font-sans);
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--text-soft);
  white-space: nowrap;
}
@media (max-width: 560px) {
  .brand-rule, .brand-tag { display: none; }
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
}
.nav-link {
  color: var(--text-soft);
  font-size: 15px;
  padding: 8px 12px;
  border-radius: var(--r-full);
  min-height: 40px;
  display: inline-flex;
  align-items: center;
}
.nav-link:hover { color: var(--text); background: var(--surface-2); text-decoration: none; }
.nav-link[aria-current="page"] { color: var(--text); font-weight: 600; }

.theme-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-soft);
  width: 42px; height: 42px;
  border-radius: var(--r-full);
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 18px;
  flex: none;
}
.theme-btn:hover { background: var(--surface-2); color: var(--text); }

@media (max-width: 560px) {
  .nav-link.hide-sm { display: none; }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 52px;
  padding: 0 26px;
  border-radius: var(--r-full);
  font-size: 16px;
  font-weight: 600;
  border: 1px solid transparent;
  transition: transform var(--motion) var(--ease), background var(--motion) var(--ease);
  text-align: center;
}
.btn:hover { text-decoration: none; }
.btn:active { transform: translateY(1px); }

.btn-primary {
  background: var(--accent);
  color: #fff;
  box-shadow: var(--e1);
}
[data-theme="sombre"] .btn-primary { color: #161512; }
@media (prefers-color-scheme: dark) {
  [data-theme="auto"] .btn-primary { color: #161512; }
}
.btn-primary:hover { background: color-mix(in srgb, var(--accent) 88%, #000); }

.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}
.btn-ghost:hover { background: var(--surface-2); }

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

/* ---------- Hero ---------- */
.hero {
  padding-top: 56px;
  padding-bottom: 24px;
}
.hero h1 {
  font-size: clamp(34px, 8vw, 56px);
}
.hero .lead { margin-top: 8px; }
.hero-note {
  margin-top: 20px;
  font-size: 15px;
  color: var(--text-soft);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--calm);
  flex: none;
}

/* ---------- Reveal animation (discrète) ---------- */
.reveal {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 600ms var(--ease), transform 600ms var(--ease);
}
.reveal.in { opacity: 1; transform: none; }

/* ---------- Cards / grid ---------- */
.grid {
  display: grid;
  gap: 18px;
  grid-template-columns: 1fr;
}
@media (min-width: 640px) {
  .grid.cols-2 { grid-template-columns: 1fr 1fr; }
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 26px;
  box-shadow: var(--e1);
}
.card h3 { font-size: 20px; }
.card p { margin: 0; color: var(--text-soft); font-size: 16px; }
.card .step {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px; height: 34px;
  border-radius: var(--r-full);
  background: var(--accent-weak);
  color: var(--accent);
  font-weight: 700;
  font-size: 15px;
  margin-bottom: 14px;
}

/* ---------- Lists ---------- */
.feature-list {
  list-style: none;
  padding: 0;
  margin: 8px 0 0;
  display: grid;
  gap: 14px;
}
.feature-list li {
  padding-left: 30px;
  position: relative;
  color: var(--text-soft);
}
.feature-list li::before {
  content: "";
  position: absolute;
  left: 4px; top: 10px;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--accent);
}
.feature-list strong { color: var(--text); font-weight: 600; }

/* ---------- Privacy block ---------- */
.privacy {
  background: var(--calm-weak);
  border: 1px solid color-mix(in srgb, var(--calm) 40%, transparent);
  border-radius: var(--r-lg);
  padding: 30px;
}
.privacy .feature-list li::before { background: var(--calm); }

/* ---------- Callout / patientes ---------- */
.callout {
  background: var(--care-weak);
  border: 1px solid color-mix(in srgb, var(--care) 36%, transparent);
  border-radius: var(--r-lg);
  padding: 30px;
}
.callout .tag {
  display: inline-block;
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--care);
  background: color-mix(in srgb, var(--care) 16%, transparent);
  padding: 4px 12px;
  border-radius: var(--r-full);
  margin-bottom: 14px;
}

/* ---------- Interest / CTA form (inerte) ---------- */
.interest {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 30px;
  box-shadow: var(--e1);
  text-align: center;
}
.interest .badge {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  color: var(--accent);
  background: var(--accent-weak);
  padding: 5px 14px;
  border-radius: var(--r-full);
  margin-bottom: 16px;
}
.interest-form {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-top: 20px;
}
.interest-form input {
  flex: 1 1 240px;
  min-width: 0;
  min-height: 52px;
  padding: 0 18px;
  border-radius: var(--r-full);
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--text);
  font-family: inherit;
  font-size: 16px;
}
.interest-form input:disabled { opacity: .7; cursor: not-allowed; }
.interest-form .btn { flex: 0 0 auto; }
.interest .hint { margin-top: 14px; font-size: 14px; color: var(--text-faint); }
/* Liste d'attente : champ anti-bot (invisible) + message de statut */
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; pointer-events: none; }
.form-status { margin-top: 12px; font-size: 14px; }
.form-status.is-ok { color: #7E9B7E; }
.form-status.is-err { color: var(--accent); }

/* ---------- Quote / posture ---------- */
.posture {
  border-left: 3px solid var(--accent);
  padding: 4px 0 4px 24px;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding: 48px 0;
}
.footer-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  justify-content: space-between;
  align-items: flex-start;
}
.footer-brand { max-width: 320px; }
.footer-brand p { color: var(--text-soft); font-size: 15px; margin: 8px 0 0; }
.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-links a { color: var(--text-soft); font-size: 15px; }
.footer-links a:hover { color: var(--text); }
.footer-legal {
  margin-top: 32px;
  font-size: 13px;
  color: var(--text-faint);
}

/* ---------- Utilities ---------- */
.center { text-align: center; }
.mt-s { margin-top: 12px; }
.mt-m { margin-top: 24px; }
.mt-l { margin-top: 40px; }
.stack > * + * { margin-top: 16px; }