/* ============================================================
   The Board Counsellor — Feuille de style
   Conforme au WeBoard Design System v1.0 (juin 2026)
   Teal unique #00848B, Source Sans 3, grille 4 px,
   radius 6 px (12 max), pas de dégradés.
   ============================================================ */

:root {
  --teal: #00848B;
  --teal-hover: #00686E;
  --teal-press: #004B50;
  --teal-tint: #E6F4F5;
  --black: #0A0A0A;
  --charcoal: #1F2326;
  --grey: #6B7176;
  --grey-300: #CDD1D3;
  --grey-50: #F7F8F8;
  --white: #FFFFFF;
  --shadow-1: 0 1px 2px rgba(10, 10, 10, 0.06);
  --shadow-2: 0 2px 8px rgba(10, 10, 10, 0.08);
  --radius: 6px;
  --radius-lg: 12px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: "Source Sans 3", "Source Sans Pro", -apple-system, sans-serif;
  font-size: 16px;
  line-height: 1.55;
  color: var(--charcoal);
  background: var(--grey-50);
  -webkit-font-smoothing: antialiased;
}

/* ---------- Structure ---------- */

.shell {
  max-width: 720px;
  margin: 0 auto;
  padding: 16px 24px 64px;
}

.shell > section { margin-bottom: 64px; }

header.site {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px;
  max-width: 720px;
  margin: 0 auto;
}

.wordmark {
  font-weight: 600;
  font-size: 20px;
  color: var(--black);
  text-decoration: none;
  letter-spacing: -0.01em;
}
.wordmark img { height: 28px; display: inline-block; }

.header-right { display: flex; align-items: center; gap: 16px; }
.lang-toggle button {
  font-family: inherit;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.06em;
  background: none;
  border: none;
  color: var(--grey);
  cursor: pointer;
  padding: 4px 6px;
}
.lang-toggle button.active { color: var(--teal); }
.lang-toggle button:hover { color: var(--teal-hover); }
.lang-sep { color: var(--grey-300); }

.eyebrow {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 12px;
}

h1 {
  font-size: clamp(32px, 6vw, 48px);
  font-weight: 600;
  line-height: 1.1;
  color: var(--black);
  letter-spacing: -0.015em;
  margin-bottom: 16px;
}

h2 {
  font-size: clamp(24px, 4vw, 30px);
  font-weight: 600;
  line-height: 1.2;
  color: var(--black);
  margin-bottom: 12px;
}

h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--black);
  margin-bottom: 8px;
}

p { margin-bottom: 12px; }
p.lede { font-size: 18px; color: var(--charcoal); margin-bottom: 24px; }
.muted { color: var(--grey); }
.small { font-size: 14px; }

a { color: var(--teal); }
a:hover { color: var(--teal-hover); }

/* Barre gauche — signature header */
.barre {
  border-left: 4px solid var(--teal);
  padding-left: 16px;
  margin-bottom: 16px;
}
.barre .eyebrow { margin-bottom: 4px; }
.barre h2 { margin-bottom: 0; }

/* ---------- Cartes ---------- */

.card {
  background: var(--white);
  border: 1px solid var(--grey-300);
  border-radius: var(--radius-lg);
  padding: 32px;
  margin-bottom: 24px;
  box-shadow: var(--shadow-1);
}

.tinted {
  background: var(--teal-tint);
  border: none;
}

/* ---------- Boutons ---------- */

.btn {
  display: inline-block;
  font-family: inherit;
  font-size: 16px;
  font-weight: 600;
  padding: 12px 24px;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  text-decoration: none;
  text-align: center;
  transition: background 0.15s ease;
}
.btn-primary { background: var(--teal); color: var(--white); }
.btn-primary:hover { background: var(--teal-hover); color: var(--white); }
.btn-primary:active { background: var(--teal-press); }
.btn-block { display: block; width: 100%; }
.btn-lg { font-size: 18px; padding: 14px 32px; }

/* ---------- Hero ---------- */

.hero { padding-top: 32px; }
.hero .price-note { margin-top: 12px; }

/* ---------- Listes ---------- */

.pro-list { list-style: none; margin: 8px 0 16px; }
.pro-list li {
  padding: 6px 0 6px 24px;
  position: relative;
}
.pro-list li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--teal);
  font-weight: 600;
}

/* ---------- Étapes ---------- */

.steps {
  list-style: none;
  counter-reset: step;
  margin-top: 24px;
}
.steps li {
  counter-increment: step;
  position: relative;
  padding: 0 0 28px 56px;
}
.steps li::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: 0;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--teal-tint);
  color: var(--teal);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}
.steps li:not(:last-child)::after {
  content: "";
  position: absolute;
  left: 17px;
  top: 40px;
  bottom: 4px;
  width: 2px;
  background: var(--grey-300);
}
.steps li p { margin-bottom: 0; }

/* ---------- Prix ---------- */

.price-card { text-align: left; }
.price-amount {
  font-size: clamp(32px, 5vw, 40px);
  font-weight: 600;
  color: var(--black);
  margin-bottom: 8px;
}
.price-amount .small { font-size: 16px; font-weight: 400; }

/* ---------- FAQ ---------- */

.faq details {
  background: var(--white);
  border: 1px solid var(--grey-300);
  border-radius: var(--radius);
  padding: 0;
  margin-bottom: 8px;
}
.faq summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--black);
  padding: 14px 16px;
  list-style: none;
  position: relative;
  padding-right: 40px;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--teal);
  font-size: 20px;
  font-weight: 600;
}
.faq details[open] summary::after { content: "–"; }
.faq details p { padding: 0 16px 14px; margin: 0; color: var(--charcoal); }

/* ---------- CTA final ---------- */

.final-cta {
  text-align: center;
  padding: 48px 24px;
  background: var(--white);
  border: 1px solid var(--grey-300);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-2);
}
.final-cta h2 { margin-bottom: 24px; }
.final-cta .price-note { margin-top: 12px; }

/* ---------- Page merci ---------- */

.merci-hero { padding-top: 48px; text-align: left; }
.merci-step {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 16px;
}
.merci-step .n {
  flex: 0 0 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--teal-tint);
  color: var(--teal);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ---------- Footer ---------- */

.site-footer {
  max-width: 720px;
  margin: 0 auto;
  padding: 24px 24px 48px;
  border-top: 1px solid var(--grey-300);
  text-align: center;
}
.site-footer p { margin-bottom: 4px; }

/* ---------- Responsive ---------- */

@media (max-width: 620px) {
  .card { padding: 24px 20px; }
  .shell > section { margin-bottom: 48px; }
  header.site { padding: 16px; }
  .hero { padding-top: 16px; }
}