/* EALF — feuille de style
   Palette dérivée de la ligne visuelle GAI (bleu #0F4689, gris-bleu #E5EAF3) */

:root {
  --navy-900: #071a36;
  --navy-800: #0b2547;
  --navy-700: #0f4689;
  --navy-600: #1d5aa3;
  --blue-100: #e5eaf3;
  --blue-50: #f3f6fa;
  --line: #d5dce8;
  --muted: #5b6577;
  --text: #16202f;
  --bronze: #a8874f;
  --bronze-light: #d9c39a;
  --white: #ffffff;

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

  --wrap: 1160px;
  --gutter: clamp(16px, 4vw, 40px);
  --radius: 4px;
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body {
  margin: 0;
  background: var(--white);
  color: var(--text);
  font: 17px/1.65 var(--sans);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, svg { max-width: 100%; display: block; }
a { color: var(--navy-700); }
a:hover { color: var(--navy-600); }
:focus-visible { outline: 2px solid var(--bronze); outline-offset: 3px; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gutter); }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 16px; z-index: 100; background: var(--white); padding: 8px 12px; }

h1, h2, h3 { font-family: var(--serif); font-weight: 500; line-height: 1.15; margin: 0; color: var(--navy-800); }
h1 { font-size: clamp(2.2rem, 5.2vw, 3.9rem); letter-spacing: -0.01em; }
h2 { font-size: clamp(1.8rem, 3.4vw, 2.6rem); letter-spacing: -0.005em; }
h3 { font-size: 1.3rem; }
p { margin: 0 0 1em; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 12px;
  font-size: 0.78rem; font-weight: 600; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--bronze); margin-bottom: 18px;
}
.eyebrow::before { content: ""; width: 28px; height: 1px; background: currentColor; }

/* ---------- En-tête ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: saturate(160%) blur(8px);
  border-bottom: 1px solid var(--line);
}
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; height: 72px; gap: 24px; }
.brand { display: flex; align-items: baseline; gap: 12px; text-decoration: none; color: var(--navy-800); }
.brand-mark { font-family: var(--serif); font-size: 1.75rem; letter-spacing: 0.14em; font-weight: 600; }
.brand-sub { font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); white-space: nowrap; }

.nav { display: flex; align-items: center; gap: 28px; }
.nav a { color: var(--text); text-decoration: none; font-size: 0.93rem; }
.nav a:hover { color: var(--navy-700); }
.nav .lang { font-size: 0.8rem; font-weight: 600; letter-spacing: 0.08em; border: 1px solid var(--line); padding: 4px 9px; border-radius: var(--radius); }
.nav .btn { padding: 9px 16px; font-size: 0.88rem; }
.nav-toggle { display: none; background: none; border: 0; padding: 8px; cursor: pointer; color: var(--navy-800); }

/* ---------- Boutons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 24px; border-radius: var(--radius);
  font: 600 0.95rem/1 var(--sans); letter-spacing: 0.02em; text-decoration: none;
  border: 1px solid transparent; cursor: pointer; white-space: nowrap; transition: background .2s, color .2s, border-color .2s;
}
.btn-primary { background: var(--navy-700); color: var(--white); }
.btn-primary:hover { background: var(--navy-800); color: var(--white); }
.btn-light { background: var(--white); color: var(--navy-800); }
.btn-light:hover { background: var(--blue-100); color: var(--navy-800); }
.btn-ghost { border-color: rgba(255,255,255,0.4); color: var(--white); }
.btn-ghost:hover { border-color: var(--white); color: var(--white); }

/* ---------- Hero ---------- */
.hero {
  position: relative; overflow: hidden;
  background:
    radial-gradient(1200px 600px at 85% -10%, rgba(29, 90, 163, 0.55), transparent 60%),
    linear-gradient(160deg, var(--navy-800), var(--navy-900));
  color: var(--white);
  padding: clamp(72px, 11vw, 140px) 0 clamp(64px, 9vw, 112px);
}
.hero::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(to bottom, black, transparent 85%);
}
.hero .wrap { position: relative; z-index: 1; }
.hero h1 { color: var(--white); max-width: 17ch; }
.hero .eyebrow { color: var(--bronze-light); }
.hero-lead { font-size: clamp(1.05rem, 1.6vw, 1.25rem); color: rgba(255,255,255,0.82); max-width: 60ch; margin: 28px 0 40px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }

.stats {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: repeat(4, 1fr);
  margin-top: clamp(56px, 8vw, 96px);
  border-top: 1px solid rgba(255,255,255,0.18);
}
.stat { padding: 28px 24px 0 0; }
.stat + .stat { padding-left: 24px; border-left: 1px solid rgba(255,255,255,0.12); }
.stat-value { font-family: var(--serif); font-size: clamp(1.9rem, 3.4vw, 2.7rem); line-height: 1; color: var(--white); }
.stat-label { margin-top: 10px; font-size: 0.88rem; color: rgba(255,255,255,0.7); line-height: 1.45; }

/* ---------- Sections ---------- */
.section { padding: clamp(72px, 10vw, 128px) 0; }
.section-alt { background: var(--blue-50); }
.section-dark { background: var(--navy-800); color: rgba(255,255,255,0.86); }
.section-dark h2, .section-dark h3 { color: var(--white); }
.section-head { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: end; margin-bottom: clamp(40px, 6vw, 64px); }
.section-head p { color: var(--muted); font-size: 1.06rem; margin: 0; }
.section-dark .section-head p { color: rgba(255,255,255,0.72); }

/* Approche : trois piliers */
.pillars { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border-top: 1px solid var(--line); }
.pillar { padding: 36px 32px 8px 0; }
.pillar + .pillar { padding-left: 32px; border-left: 1px solid var(--line); }
.pillar-num { font-family: var(--serif); font-size: 0.95rem; color: var(--bronze); margin-bottom: 14px; }
.pillar h3 { margin-bottom: 14px; }
.pillar p, .pillar li { color: var(--muted); font-size: 0.98rem; }
.pillar ul { margin: 0; padding-left: 18px; }
.pillar li { margin-bottom: 6px; }

.contrast { display: grid; grid-template-columns: 1fr 1fr; gap: 0; margin-top: 64px; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.contrast > div { padding: 32px; }
.contrast > div:first-child { background: var(--blue-50); }
.contrast > div:last-child { background: var(--navy-800); color: rgba(255,255,255,0.86); }
.contrast h3 { font-size: 1.1rem; margin-bottom: 16px; }
.contrast > div:last-child h3 { color: var(--white); }
.contrast ul { margin: 0; padding-left: 18px; font-size: 0.97rem; }
.contrast li { margin-bottom: 8px; }

.motto {
  margin: 72px auto 0; max-width: 820px; text-align: center;
  font-family: var(--serif); font-size: clamp(1.5rem, 3vw, 2.2rem); line-height: 1.3; color: var(--navy-800);
}
.motto small { display: block; margin-top: 14px; font: 500 0.82rem/1.5 var(--sans); letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); }

/* Domaines */
.domains { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.domain { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); padding: 36px 32px; display: flex; flex-direction: column; }
.domain-icon { width: 44px; height: 44px; color: var(--navy-700); margin-bottom: 24px; }
.domain h3 { margin-bottom: 12px; }
.domain p { color: var(--muted); font-size: 0.97rem; }
.domain ul { list-style: none; margin: auto 0 0; padding: 18px 0 0; border-top: 1px solid var(--line); font-size: 0.92rem; }
.domain li { padding: 5px 0 5px 18px; position: relative; }
.domain li::before { content: ""; position: absolute; left: 0; top: 0.95em; width: 8px; height: 1px; background: var(--bronze); }
.note { margin-top: 32px; font-size: 0.95rem; color: var(--muted); max-width: 80ch; }

/* Références */
.cases { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: rgba(255,255,255,0.12); border: 1px solid rgba(255,255,255,0.12); }
.case { background: var(--navy-800); padding: 36px 34px; display: flex; flex-direction: column; }
.case-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 18px; }
.tag { font-size: 0.72rem; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; padding: 4px 9px; border: 1px solid rgba(217,195,154,0.45); color: var(--bronze-light); border-radius: 2px; }
.case h3 { font-size: 1.35rem; margin-bottom: 14px; }
.case p { font-size: 0.97rem; color: rgba(255,255,255,0.76); }
.case-outcome { margin-top: auto; padding-top: 18px; border-top: 1px solid rgba(255,255,255,0.12); font-size: 0.93rem; color: var(--white); }
.case-outcome strong { color: var(--bronze-light); font-weight: 600; letter-spacing: 0.04em; margin-right: 6px; }
.case-featured { grid-column: 1 / -1; background: linear-gradient(135deg, #10305c, var(--navy-800)); }
.case-featured h3 { font-size: clamp(1.4rem, 2.4vw, 1.8rem); }
.disclaimer { margin-top: 28px; font-size: 0.85rem; color: rgba(255,255,255,0.55); }

/* Processus */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; counter-reset: step; }
.step { padding: 0 20px 0 0; position: relative; counter-increment: step; }
.step::before {
  content: counter(step, decimal-leading-zero);
  display: block; font-family: var(--serif); font-size: 1rem; color: var(--bronze);
  padding-bottom: 16px; margin-bottom: 20px; border-bottom: 1px solid var(--navy-700);
}
.step h3 { font-size: 1.12rem; margin-bottom: 10px; }
.step p { font-size: 0.93rem; color: var(--muted); margin: 0; }

/* Critères + rémunération */
.split { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: clamp(32px, 6vw, 80px); align-items: start; }
.criteria { list-style: none; margin: 32px 0 0; padding: 0; border-top: 1px solid var(--line); }
.criteria li { display: grid; grid-template-columns: 200px 1fr; gap: 24px; padding: 20px 0; border-bottom: 1px solid var(--line); }
.criteria strong { font-family: var(--serif); font-weight: 500; font-size: 1.08rem; color: var(--navy-800); }
.criteria span { color: var(--muted); font-size: 0.97rem; }
.fee-card { background: var(--navy-800); color: rgba(255,255,255,0.84); padding: clamp(32px, 4vw, 48px); border-radius: var(--radius); }
.fee-card h3 { color: var(--white); font-size: 1.6rem; margin-bottom: 20px; }
.fee-card .big { font-family: var(--serif); font-size: 1.25rem; color: var(--white); line-height: 1.4; margin-bottom: 24px; }
.fee-card ul { margin: 0 0 24px; padding-left: 18px; font-size: 0.96rem; }
.fee-card li { margin-bottom: 8px; }
.fee-card .ethic { border-top: 1px solid rgba(255,255,255,0.16); padding-top: 20px; font-size: 0.93rem; color: rgba(255,255,255,0.72); margin: 0; }

/* Équipe */
.team { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; }
.person { border-top: 2px solid var(--navy-700); padding-top: 24px; }
.avatar { width: 64px; height: 64px; border-radius: 50%; background: var(--blue-100); color: var(--navy-700); display: grid; place-items: center; font-family: var(--serif); font-size: 1.3rem; margin-bottom: 20px; }
.person h3 { margin-bottom: 4px; }
.role { font-size: 0.82rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--bronze); margin-bottom: 14px; }
.person p { font-size: 0.96rem; color: var(--muted); }
.group-band { margin-top: 56px; padding: 28px 32px; background: var(--blue-50); border-left: 3px solid var(--navy-700); display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 16px; }
.group-band p { margin: 0; max-width: 72ch; color: var(--text); }

/* FAQ */
.faq { border-top: 1px solid var(--line); max-width: 880px; }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { list-style: none; cursor: pointer; padding: 24px 40px 24px 0; position: relative; font-family: var(--serif); font-size: 1.2rem; color: var(--navy-800); }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 4px; top: 50%; transform: translateY(-50%); font: 300 1.6rem/1 var(--sans); color: var(--navy-700); transition: transform .2s; }
.faq details[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq details p { color: var(--muted); padding-right: 40px; margin: -6px 0 24px; }

/* Contact */
.contact-grid { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: clamp(32px, 6vw, 80px); align-items: start; }
.contact-info p { color: rgba(255,255,255,0.76); }
.contact-info dl { margin: 32px 0 0; }
.contact-info dt { font-size: 0.75rem; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; color: var(--bronze-light); margin-top: 20px; }
.contact-info dd { margin: 6px 0 0; color: var(--white); }
.contact-info dd a { color: var(--white); text-decoration: none; }
.contact-info dd a:hover { text-decoration: underline; }

.form { background: var(--white); color: var(--text); padding: clamp(28px, 4vw, 44px); border-radius: var(--radius); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { display: flex; flex-direction: column; gap: 7px; margin-bottom: 18px; }
.field label { font-size: 0.85rem; font-weight: 600; color: var(--navy-800); }
.field label .opt { font-weight: 400; color: var(--muted); }
.field input, .field select, .field textarea {
  font: inherit; font-size: 0.97rem; color: var(--text);
  padding: 12px 14px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--white);
  transition: border-color .15s, box-shadow .15s;
}
.field textarea { min-height: 150px; resize: vertical; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--navy-700); box-shadow: 0 0 0 3px rgba(15,70,137,0.14); }
.consent { display: flex; gap: 12px; align-items: flex-start; font-size: 0.86rem; color: var(--muted); margin: 6px 0 24px; }
.consent input { margin-top: 4px; accent-color: var(--navy-700); }
.hp { position: absolute; left: -9999px; }
.form-status { margin: 16px 0 0; font-size: 0.93rem; min-height: 1.4em; }
.form-status.ok { color: #1f6b3a; }
.form-status.err { color: #a12a2a; }

/* ---------- Pied de page ---------- */
.site-footer { background: var(--navy-900); color: rgba(255,255,255,0.6); padding: 56px 0 40px; font-size: 0.88rem; }
.footer-grid { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 32px; }
.site-footer .brand { color: var(--white); }
.site-footer .brand-sub { color: rgba(255,255,255,0.5); }
.site-footer a { color: rgba(255,255,255,0.75); text-decoration: none; }
.site-footer a:hover { color: var(--white); }
.footer-links { display: flex; flex-wrap: wrap; gap: 24px; }
.legal-line { margin-top: 32px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,0.1); line-height: 1.7; }

/* ---------- Pages juridiques ---------- */
.legal-page { padding: clamp(56px, 8vw, 96px) 0; }
.legal-page .wrap { max-width: 820px; }
.legal-page h1 { font-size: clamp(2rem, 4vw, 2.8rem); margin-bottom: 40px; }
.legal-page h2 { font-size: 1.4rem; margin: 40px 0 14px; }
.legal-page p, .legal-page li { color: #303a4a; }

/* ---------- Responsive ---------- */
@media (max-width: 1020px) {
  .steps { grid-template-columns: repeat(3, 1fr); row-gap: 40px; }
  .criteria li { grid-template-columns: 1fr; gap: 6px; }
  .team { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 980px) {
  .nav-toggle { display: block; }
  .nav {
    position: absolute; top: 72px; left: 0; right: 0;
    flex-direction: column; align-items: flex-start; gap: 0;
    background: var(--white); border-bottom: 1px solid var(--line);
    padding: 8px var(--gutter) 20px; display: none;
  }
  .nav.open { display: flex; }
  .nav a { padding: 12px 0; width: 100%; }
  .nav .lang, .nav .btn { width: auto; margin-top: 10px; }
}
@media (max-width: 880px) {
  .section-head, .split, .contact-grid, .contrast { grid-template-columns: 1fr; }
  .section-head { gap: 20px; }
  .pillars, .domains, .team { grid-template-columns: 1fr; }
  .pillar, .pillar + .pillar { padding: 28px 0; border-left: 0; }
  .pillar + .pillar { border-top: 1px solid var(--line); }
  .cases { grid-template-columns: 1fr; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .stat:nth-child(3) { border-left: 0; padding-left: 0; }
  .stat { padding-bottom: 8px; }
}
@media (max-width: 560px) {
  body { font-size: 16px; }
  .brand-sub { display: none; }
  .steps { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .stat + .stat { padding-left: 16px; }
  .stat { padding-right: 12px; }
  .case { padding: 28px 22px; }
  .contrast > div { padding: 24px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
.case-wide { grid-column: 1 / -1; }