/* Couleurs reprises de l'affiche : bleu ciel, bleu marine, rouge et vert du drapeau */
:root {
  --navy: #0b2a5b;
  --navy-deep: #071d42;
  --navy-soft: #163a72;
  --sky: #a9d6f5;
  --sky-light: #e6f3fc;
  --red: #d9202a;
  --red-dark: #b5141d;
  --green: #0a8a4a;
  --white: #ffffff;
  --paper: #f6f8fb;
  --ink: #142033;
  --muted: #5a6678;
  --line: #e1e6ee;
  --radius: 18px;
  --shadow: 0 24px 60px -28px rgba(7, 29, 66, .45);
  --display: 'Montserrat', 'Segoe UI', Arial, sans-serif;
  --body: 'Inter', 'Segoe UI', Arial, sans-serif;
  --container: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font: 400 16px/1.65 var(--body); -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; }
h1, h2, h3 { font-family: var(--display); margin: 0; }
:focus-visible { outline: 3px solid var(--red); outline-offset: 3px; border-radius: 4px; }
[hidden] { display: none !important; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: 16px; top: -60px; z-index: 100; padding: 10px 16px; background: var(--navy); color: #fff; border-radius: 8px; }
.skip:focus { top: 12px; }
.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 24px; }

/* Boutons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 14px 26px; border-radius: 999px; border: 2px solid transparent;
  font: 700 14px/1 var(--display); letter-spacing: .04em; text-transform: uppercase; text-decoration: none;
  cursor: pointer; transition: transform .2s, background .2s, color .2s, border-color .2s, box-shadow .2s;
}
.btn:hover { transform: translateY(-2px); }
.btn-sm { padding: 10px 18px; font-size: 12px; }
.btn-red { background: var(--red); color: #fff; box-shadow: 0 10px 24px -10px rgba(217, 32, 42, .7); }
.btn-red:hover { background: var(--red-dark); }
.btn-navy { background: var(--navy); color: #fff; }
.btn-navy:hover { background: var(--navy-soft); }
.btn-ghost { border-color: rgba(255, 255, 255, .7); color: #fff; background: rgba(255, 255, 255, .06); }
.btn-ghost:hover { background: #fff; color: var(--navy); }
.btn-ghost-dark { border-color: var(--navy); color: var(--navy); background: transparent; }
.btn-ghost-dark:hover { background: var(--navy); color: #fff; }

/* En-tête */
.header {
  position: fixed; inset: 0 0 auto; z-index: 50;
  transition: background .3s, box-shadow .3s, padding .3s; padding: 18px 0;
}
.header.scrolled { background: rgba(255, 255, 255, .92); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); box-shadow: 0 1px 0 var(--line); padding: 10px 0; }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.logo { display: flex; align-items: center; gap: 12px; text-decoration: none; color: var(--navy); }
.logo-mark {
  display: grid; place-items: center; width: 44px; height: 44px; border-radius: 12px;
  background: var(--navy); color: #fff; font: 900 16px/1 var(--display); letter-spacing: -.02em;
  box-shadow: inset 0 -4px 0 var(--red);
}
.logo-text { display: flex; flex-direction: column; line-height: 1.15; }
.logo-text strong { font: 800 16px/1.2 var(--display); text-transform: uppercase; letter-spacing: .02em; }
.logo-text small { font-size: 12px; color: var(--muted); }
.menu { display: flex; align-items: center; gap: 6px; }
.menu a:not(.btn) {
  padding: 8px 14px; border-radius: 999px; text-decoration: none;
  font: 600 14px/1 var(--display); color: var(--navy); transition: background .2s, color .2s;
}
.menu a:not(.btn):hover, .menu a.active { background: var(--sky-light); }
.menu .btn { margin-left: 8px; }
.menu-toggle { display: none; width: 44px; height: 44px; border: 0; border-radius: 12px; background: var(--navy); cursor: pointer; }
.bars, .bars::before, .bars::after { display: block; width: 20px; height: 2px; margin: 0 auto; background: #fff; border-radius: 2px; position: relative; transition: transform .2s, background .2s; }
.bars::before, .bars::after { content: ''; position: absolute; left: 0; }
.bars::before { top: -6px; } .bars::after { top: 6px; }
.menu-toggle[aria-expanded="true"] .bars { background: transparent; }
.menu-toggle[aria-expanded="true"] .bars::before { transform: translateY(6px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] .bars::after { transform: translateY(-6px) rotate(-45deg); }

/* Accueil */
.hero {
  position: relative; overflow: hidden; isolation: isolate;
  padding: 140px 0 0; min-height: min(100vh, 880px); display: flex; flex-direction: column;
  background: radial-gradient(900px 600px at 80% 30%, #ffffff 0%, rgba(255, 255, 255, 0) 60%), linear-gradient(180deg, #d6ecfb 0%, var(--sky) 55%, #93c8ec 100%);
}
.hero-grid { flex: 1; display: grid; grid-template-columns: 1.05fr .95fr; gap: 40px; align-items: end; }
.hero-text { padding-bottom: 80px; color: var(--navy); }
.kicker {
  display: flex; align-items: center; gap: 14px; margin: 0 0 6px;
  font: 800 clamp(18px, 2.2vw, 24px)/1 var(--display); letter-spacing: .08em; text-transform: uppercase; color: var(--navy-deep);
}
.rule { display: inline-block; width: 46px; height: 3px; background: var(--red); border-radius: 2px; }
.hero-institution { margin: 0 0 28px; font: 700 clamp(14px, 1.6vw, 17px)/1.35 var(--display); letter-spacing: .12em; text-transform: uppercase; color: var(--navy); }
.hero h1 { color: var(--navy-deep); line-height: .9; text-transform: uppercase; }
.hero h1 span { display: block; }
.h1-small { font-weight: 600; font-size: clamp(20px, 2.4vw, 28px); letter-spacing: .3em; margin-bottom: 12px; color: var(--red); }
.h1-name { font-weight: 900; font-size: clamp(72px, 11vw, 150px); letter-spacing: -.02em; }
.h1-surname { font-weight: 900; font-size: clamp(44px, 6.6vw, 92px); letter-spacing: -.01em; }
.hero-role { margin: 22px 0 32px; }
.hero-role span {
  display: inline-block; padding: 10px 22px; background: var(--red); color: #fff; border-radius: 6px;
  font: 800 clamp(16px, 1.8vw, 20px)/1 var(--display); letter-spacing: .06em; text-transform: uppercase;
  box-shadow: 0 14px 30px -12px rgba(181, 20, 29, .8);
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }

.hero-portrait { position: relative; margin: 0; align-self: end; }
.portrait-frame {
  position: relative; aspect-ratio: 724 / 760; border-radius: 220px 220px 0 0; overflow: hidden;
  box-shadow: var(--shadow);
}
.portrait-frame svg { width: 100%; height: 100%; }
.portrait-frame::after { content: ''; position: absolute; inset: auto 0 0; height: 30%; background: linear-gradient(0deg, rgba(11, 42, 91, .55), transparent); }
.portrait-badge {
  position: absolute; left: -18px; top: 22%; display: flex; align-items: center; gap: 10px;
  padding: 12px 18px; background: #fff; border-radius: 14px; box-shadow: var(--shadow);
  font: 700 13px/1 var(--display); letter-spacing: .08em; text-transform: uppercase; color: var(--navy);
}
.tricolor { display: inline-flex; width: 30px; height: 20px; border-radius: 3px; overflow: hidden; box-shadow: 0 0 0 1px var(--line); }
.tricolor i:nth-child(1) { width: 33%; background: #fff; }
.tricolor i:nth-child(2), .tricolor i:nth-child(3) { width: 67%; }
.tricolor { display: grid; grid-template-columns: 1fr 2fr; grid-template-rows: 1fr 1fr; }
.tricolor i:nth-child(1) { grid-row: 1 / 3; width: auto; }
.tricolor i:nth-child(2) { background: var(--red); width: auto; }
.tricolor i:nth-child(3) { background: var(--green); width: auto; }

.ribbon { position: relative; background: var(--red); color: #fff; overflow: hidden; border-top: 4px solid var(--navy-deep); }
.ribbon-track { display: flex; width: max-content; animation: scroll 32s linear infinite; }
.ribbon-track span {
  padding: 16px 28px; font: 800 15px/1 var(--display); letter-spacing: .18em; text-transform: uppercase; white-space: nowrap;
  display: flex; align-items: center; gap: 28px;
}
.ribbon-track span::after { content: ''; width: 7px; height: 7px; border-radius: 50%; background: rgba(255, 255, 255, .7); }
@keyframes scroll { to { transform: translateX(-50%); } }

/* En bref */
.facts { position: relative; margin-top: -1px; background: var(--navy); padding: 0 0 70px; }
.facts-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; transform: translateY(-0px); padding-top: 64px; }
.fact {
  padding: 30px 28px; border-radius: var(--radius); background: rgba(255, 255, 255, .06);
  border: 1px solid rgba(255, 255, 255, .12); color: #fff; transition: transform .25s, background .25s;
}
.fact:hover { transform: translateY(-4px); background: rgba(255, 255, 255, .1); }
.fact-icon { display: grid; place-items: center; width: 52px; height: 52px; border-radius: 14px; background: var(--red); margin-bottom: 18px; }
.fact-icon svg { width: 26px; height: 26px; fill: none; stroke: #fff; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.fact h2 { font-size: 19px; font-weight: 800; line-height: 1.25; margin-bottom: 8px; }
.fact p { margin: 0; color: #c6d4ea; font-size: 15px; }

/* Sections */
.section { padding: 110px 0; }
.section-navy { background: radial-gradient(1200px 500px at 85% 0%, var(--navy-soft), var(--navy) 55%, var(--navy-deep)); color: #fff; }
.section-soft { background: linear-gradient(180deg, var(--sky-light), var(--paper)); }
.eyebrow {
  display: inline-flex; align-items: center; gap: 12px; margin: 0 0 14px;
  font: 800 13px/1 var(--display); letter-spacing: .22em; text-transform: uppercase; color: var(--red);
}
.eyebrow::before { content: ''; width: 34px; height: 3px; background: currentColor; border-radius: 2px; }
.eyebrow-light { color: #ff6b72; }
.title { font-size: clamp(32px, 4.4vw, 52px); font-weight: 900; line-height: 1.05; letter-spacing: -.02em; text-transform: uppercase; color: var(--navy); }
.section-navy .title, .contact .title { color: #fff; }
.lead { font-size: 19px; line-height: 1.6; color: var(--muted); margin: 18px 0 0; max-width: 56ch; }
.section-navy .lead, .contact .lead { color: #c6d4ea; }
.todo {
  margin: 18px 0 0; padding: 14px 16px; border: 1.5px dashed #c3cbd8; border-radius: 12px;
  color: var(--muted); font-size: 15px; background: rgba(255, 255, 255, .6);
}
.section-navy .todo { border-color: rgba(255, 255, 255, .25); background: rgba(255, 255, 255, .04); color: #aebfd9; }

.split { display: grid; grid-template-columns: .9fr 1.1fr; gap: 72px; align-items: center; }
.split-media { position: relative; margin: 0; }
.split-media svg { width: 100%; aspect-ratio: 360 / 420; border-radius: var(--radius); box-shadow: var(--shadow); }
.split-media::before {
  content: ''; position: absolute; inset: 24px -24px -24px 24px; z-index: -1; border-radius: var(--radius);
  background: linear-gradient(135deg, var(--red) 0 50%, var(--green) 50% 100%); opacity: .9;
}
.checks { list-style: none; padding: 0; margin: 28px 0 0; display: grid; gap: 12px; }
.checks li { position: relative; padding-left: 36px; font-weight: 500; }
.checks li::before {
  content: ''; position: absolute; left: 0; top: 2px; width: 22px; height: 22px; border-radius: 50%;
  background: var(--navy) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='m6 12 4 4 8-8' fill='none' stroke='%23fff' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center / 14px no-repeat;
}

.section-head { margin-bottom: 56px; }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.card {
  position: relative; padding: 34px 30px 30px; border-radius: var(--radius); overflow: hidden;
  background: rgba(255, 255, 255, .05); border: 1px solid rgba(255, 255, 255, .12);
  transition: transform .25s, border-color .25s;
}
.card::before { content: ''; position: absolute; inset: 0 0 auto; height: 4px; background: var(--red); transform: scaleX(.25); transform-origin: left; transition: transform .35s; }
.card:hover { transform: translateY(-4px); border-color: rgba(255, 255, 255, .28); }
.card:hover::before { transform: scaleX(1); }
.card-num { display: block; font: 900 44px/1 var(--display); color: rgba(255, 255, 255, .16); margin-bottom: 18px; }
.card h3 { font-size: 21px; font-weight: 800; }

.csm { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; }
.csm-text p:not(.lead) { margin: 18px 0 0; color: var(--muted); max-width: 56ch; }
.csm-text .lead { margin-top: 0; color: var(--ink); font-weight: 500; }
.csm-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 26px; }
.csm-tags span { padding: 9px 16px; border-radius: 999px; background: var(--sky-light); color: var(--navy); font: 700 13px/1 var(--display); letter-spacing: .06em; text-transform: uppercase; }

.poster-wrap { display: grid; grid-template-columns: 1.1fr .9fr; gap: 72px; align-items: center; }
.poster-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.poster-card {
  justify-self: center; width: min(100%, 400px); padding: 0; border: 0; background: none; cursor: zoom-in;
  border-radius: 14px; overflow: hidden; box-shadow: var(--shadow); transform: rotate(2deg); transition: transform .35s;
}
.poster-card:hover { transform: rotate(0) scale(1.02); }
.poster-card img { width: 100%; height: auto; }

.contact {
  display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center;
  padding: 64px; border-radius: 28px; color: #fff;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-deep) 100%);
  box-shadow: var(--shadow); position: relative; overflow: hidden;
}
.contact::after { content: ''; position: absolute; right: -80px; top: -80px; width: 260px; height: 260px; border-radius: 50%; background: var(--red); opacity: .18; }
.contact-links { display: grid; gap: 14px; position: relative; z-index: 1; }
.contact-item {
  display: flex; align-items: center; gap: 16px; padding: 18px 20px; border-radius: 16px; text-decoration: none;
  background: rgba(255, 255, 255, .07); border: 1px solid rgba(255, 255, 255, .14);
  font: 700 17px/1.3 var(--display); transition: background .2s, transform .2s; overflow-wrap: anywhere;
}
a.contact-item:hover { background: rgba(255, 255, 255, .14); transform: translateX(4px); }
.contact-item small { display: block; font: 500 12px/1.4 var(--body); letter-spacing: .1em; text-transform: uppercase; color: #aebfd9; }
.contact-item.is-todo { border-style: dashed; color: #aebfd9; }
.contact-icon { flex: none; display: grid; place-items: center; width: 46px; height: 46px; border-radius: 12px; background: var(--red); }
.contact-icon svg { width: 22px; height: 22px; fill: none; stroke: #fff; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }

/* Pied de page */
.footer { background: var(--navy-deep); color: #aebfd9; padding: 40px 0 0; font-size: 14px; }
.footer-inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 18px 32px; padding-bottom: 36px; }
.footer p { margin: 0; }
.footer a { color: #fff; font-weight: 600; text-decoration: none; }
.footer a:hover { text-decoration: underline; }
.logo-footer { color: #fff; }
.logo-footer .logo-text small { color: #aebfd9; }
.footer-flag { display: grid; grid-template-columns: 1fr 1fr 1fr; height: 6px; }
.footer-flag i:nth-child(1) { background: #fff; } .footer-flag i:nth-child(2) { background: var(--red); } .footer-flag i:nth-child(3) { background: var(--green); }

/* Visionneuse */
.lightbox { padding: 0; border: 0; background: transparent; max-width: min(92vw, 640px); max-height: 92vh; overflow: visible; }
.lightbox::backdrop { background: rgba(7, 29, 66, .85); backdrop-filter: blur(4px); }
.lightbox img { width: auto; max-width: 100%; max-height: 92vh; border-radius: 12px; box-shadow: 0 30px 80px rgba(0, 0, 0, .5); }
.lightbox-close {
  position: absolute; top: -14px; right: -14px; width: 42px; height: 42px; border-radius: 50%; border: 0;
  background: #fff; color: var(--navy); font-size: 26px; line-height: 1; cursor: pointer; box-shadow: var(--shadow);
}

/* Apparition au défilement */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: none; }
.no-js .reveal { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .ribbon-track { animation: none; }
}

/* Responsive */
@media (max-width: 980px) {
  .menu-toggle { display: block; }
  .menu {
    position: absolute; top: calc(100% + 8px); left: 16px; right: 16px;
    flex-direction: column; align-items: stretch; gap: 4px; padding: 12px;
    background: #fff; border-radius: 18px; box-shadow: var(--shadow);
    opacity: 0; transform: translateY(-8px); pointer-events: none; transition: opacity .2s, transform .2s;
  }
  .menu.open { opacity: 1; transform: none; pointer-events: auto; }
  .menu a:not(.btn) { padding: 14px 16px; }
  .menu .btn { margin: 6px 0 0; }
  .hero { min-height: 0; padding-top: 110px; }
  .hero-grid { grid-template-columns: 1fr; gap: 10px; }
  .hero-text { padding-bottom: 20px; }
  .hero-portrait { max-width: 460px; width: 100%; justify-self: center; }
  .portrait-badge { left: 0; }
  .facts-grid, .cards { grid-template-columns: 1fr; }
  .split, .csm, .poster-wrap, .contact { grid-template-columns: 1fr; gap: 44px; }
  .split-media { max-width: 420px; }
  .contact { padding: 40px 28px; }
  .section { padding: 80px 0; }
}
@media (max-width: 520px) {
  .container { padding: 0 16px; }
  .logo-text small { display: none; }
  .split-media::before { inset: 14px -10px -14px 14px; }
  .hero-actions .btn { flex: 1 1 100%; }
  .lead { font-size: 17px; }
}