/* ---- Design tokens ---- */
:root {
  --bg: #faf6f0;
  --bg-alt: #f1e9de;
  --text: #221c15;
  --text-muted: #55493c;
  --accent: #a6461a;
  --accent-contrast: #ffffff;
  --border: #e3d8c8;
  --card-bg: #ffffff;
  --focus: #1d4ed8;

  --font-heading: Georgia, "Iowan Old Style", "Palatino Linotype", "Book Antiqua", serif;
  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  --radius: 10px;
  --max-width: 1080px;
}

:root[data-theme="dark"] {
  --bg: #18140f;
  --bg-alt: #221c15;
  --text: #f3ede4;
  --text-muted: #cabfae;
  --accent: #e2894f;
  --accent-contrast: #18140f;
  --border: #382f24;
  --card-bg: #221c15;
  --focus: #8ab4ff;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #18140f;
    --bg-alt: #221c15;
    --text: #f3ede4;
    --text-muted: #cabfae;
    --accent: #e2894f;
    --accent-contrast: #18140f;
    --border: #382f24;
    --card-bg: #221c15;
    --focus: #8ab4ff;
  }
}

/* ---- Reset ---- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.6;
  font-size: 17px;
}
img { max-width: 100%; display: block; }
h1, h2, h3 { font-family: var(--font-heading); font-weight: 600; line-height: 1.2; margin: 0 0 0.5em; color: var(--text); }
h1 { font-size: clamp(2rem, 5vw, 3rem); }
h2 { font-size: clamp(1.5rem, 3.5vw, 2.1rem); }
p { margin: 0 0 1em; color: var(--text-muted); }
a { color: var(--accent); }
ul { padding-left: 1.2em; }

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

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--accent);
  color: var(--accent-contrast);
  padding: 0.75em 1em;
  z-index: 100;
  border-radius: 0 0 var(--radius) 0;
}
.skip-link:focus {
  left: 0;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.25rem;
}

section {
  padding: clamp(3rem, 8vw, 5.5rem) 0;
}
section.alt {
  background: var(--bg-alt);
}
.section-title {
  text-align: center;
  max-width: 42rem;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 2.5rem;
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5em;
  padding: 0.8em 1.6em;
  border-radius: 999px;
  font-weight: 600;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  font-size: 1rem;
  transition: transform 0.15s ease, background 0.15s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary {
  background: var(--accent);
  color: var(--accent-contrast);
}
.btn-primary:hover { background: color-mix(in srgb, var(--accent) 88%, black); }
.btn-secondary {
  background: transparent;
  border-color: var(--border);
  color: var(--text);
}
.btn-secondary:hover { border-color: var(--accent); color: var(--accent); }
.btn-small { padding: 0.5em 1.1em; font-size: 0.9rem; }

/* ---- Header ---- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 0.9rem;
  padding-bottom: 0.9rem;
}
.site-header .brand {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.1rem;
  text-decoration: none;
  color: var(--text);
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.theme-toggle {
  background: none;
  border: 1px solid var(--border);
  border-radius: 999px;
  width: 2.4em;
  height: 2.4em;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text);
  font-size: 1rem;
}

/* ---- Hero ---- */
.hero .container {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  align-items: center;
  padding-top: 3rem;
  padding-bottom: 3rem;
}
@media (min-width: 860px) {
  .hero .container {
    grid-template-columns: 1.1fr 0.9fr;
  }
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1.75rem;
}
.hero-photo img {
  border-radius: var(--radius);
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  background: var(--bg-alt);
}

/* ---- Cards ---- */
.card-grid {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: 1fr;
}
@media (min-width: 700px) {
  .card-grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
}
.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
}
.card h3 { font-size: 1.15rem; margin-bottom: 0.5rem; }
.card p:last-child { margin-bottom: 0; }

/* ---- Pourquoi moi ---- */
.pourquoi .container {
  display: grid;
  gap: 2.5rem;
  grid-template-columns: 1fr;
}
@media (min-width: 860px) {
  .pourquoi .container { grid-template-columns: 0.9fr 1.1fr; }
}
.pourquoi-photo img {
  border-radius: var(--radius);
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background: var(--bg-alt);
}
.chiffres {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem 2rem;
  margin: 1.5rem 0;
  padding: 0;
  list-style: none;
}
.chiffres li {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.1rem;
  color: var(--accent);
}
.clients-list {
  list-style: none;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  font-weight: 600;
}

/* ---- Formations ---- */
.formation-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}
.formation-meta span {
  background: var(--bg-alt);
  border-radius: 999px;
  padding: 0.25em 0.8em;
}
.card .pour {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
}

/* ---- Liste avec check ---- */
.check-list {
  list-style: none;
  padding: 0;
  max-width: 42rem;
  margin: 0 auto;
  display: grid;
  gap: 1rem;
}
.check-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 1.05rem;
}
.check-list li::before {
  content: "";
  flex: none;
  width: 1.4em;
  height: 1.4em;
  margin-top: 0.15em;
  border-radius: 50%;
  background: var(--accent);
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E") center/60% no-repeat;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E") center/60% no-repeat;
}

/* ---- Timeline ---- */
.timeline {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: 1fr;
  counter-reset: step;
}
@media (min-width: 700px) {
  .timeline { grid-template-columns: repeat(4, 1fr); }
}
.timeline li {
  list-style: none;
  counter-increment: step;
  border-top: 3px solid var(--accent);
  padding-top: 1rem;
}
.timeline li::before {
  content: counter(step);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2em;
  height: 2em;
  border-radius: 50%;
  background: var(--accent);
  color: var(--accent-contrast);
  font-weight: 700;
  font-family: var(--font-heading);
  margin-bottom: 0.75rem;
}

/* ---- Cas concrets ---- */
.cas-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--accent);
  margin-bottom: 0.5rem;
}

/* ---- Témoignages ---- */
.temoignage-card blockquote {
  margin: 0 0 1rem;
  font-size: 1.05rem;
  font-style: italic;
}
.temoignage-card footer {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* ---- FAQ ---- */
.faq-list { max-width: 46rem; margin: 0 auto; }
.faq-item {
  border-bottom: 1px solid var(--border);
  padding: 1rem 0;
}
.faq-item summary {
  cursor: pointer;
  font-weight: 600;
  font-size: 1.05rem;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-size: 1.3rem;
  color: var(--accent);
  flex: none;
}
.faq-item[open] summary::after { content: "–"; }
.faq-item p { margin-top: 0.75rem; }

/* ---- CTA final ---- */
.cta-final {
  text-align: center;
}
.cta-final .container { max-width: 40rem; }
.cta-final-links {
  margin-top: 1.5rem;
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
  font-size: 0.95rem;
}

/* ---- Footer ---- */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 2rem 0;
  font-size: 0.85rem;
  color: var(--text-muted);
}
.site-footer .container {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  align-items: center;
  justify-content: space-between;
}
.footer-links {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  list-style: none;
  padding: 0;
  margin: 0;
}
.footer-links a { color: var(--text-muted); text-decoration: underline; }

/* ---- Legal pages ---- */
.legal main {
  max-width: 46rem;
  margin: 0 auto;
  padding: 3rem 1.25rem;
}
.legal h1 { margin-bottom: 1.5rem; }
.legal h2 { font-size: 1.2rem; margin-top: 2rem; }

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}