/* SHBA — nouveau site (EN). Playfair Display (titres) + Inter (texte).
   Palette : bleu foncé dominant, blanc, rouge suisse réservé aux CTA et chiffres clés.
   Règle de lisibilité : jamais de gris sur le bleu. Sur fond bleu, texte blanc ou bleu très clair
   (--on-navy-2, contraste ≥ 7:1). Sur fond blanc, le texte secondaire est un gris-bleu foncé
   (--muted, contraste ≥ 7:1), pas le gris moyen #6B7280 de la maquette. */

:root {
  --navy: #1B3A6B;
  --navy-deep: #112a52;
  --red: #CC0000;
  --red-dark: #A80000;
  --white: #FFFFFF;
  --soft: #F4F6F9;
  --ink: #1A2233;
  --muted: #45526A;
  --line: #DCE1EA;
  --on-navy: #FFFFFF;
  --on-navy-2: #D6DFEC;
  --on-navy-line: rgba(255,255,255,.22);
  --serif: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --sans: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --wrap: 1160px;
  --radius: 8px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-padding-top: 88px; }
@media (prefers-reduced-motion: no-preference) { html { scroll-behavior: smooth; } }
body { margin: 0; font-family: var(--sans); font-size: 17px; line-height: 1.65; color: var(--ink); background: var(--white); -webkit-font-smoothing: antialiased; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--navy); text-underline-offset: 3px; }
a:hover { color: var(--red); }
:focus-visible { outline: 3px solid var(--red); outline-offset: 2px; }

h1, h2, h3 { color: var(--navy); line-height: 1.2; margin: 0 0 .6em; }
h1 { font-family: var(--serif); font-weight: 700; font-size: clamp(2.2rem, 5vw, 3.4rem); letter-spacing: -.01em; }
h2 { font-family: var(--serif); font-weight: 600; font-size: clamp(1.7rem, 3.2vw, 2.2rem); }
h3 { font-family: var(--sans); font-weight: 600; font-size: 1.25rem; }
p { margin: 0 0 1em; }

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }
.narrow { max-width: 780px; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--white); padding: 8px 12px; z-index: 100; }
.skip:focus { left: 8px; }

.eyebrow { font-size: .8rem; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--red); margin: 0 0 .8em; }
.lead { font-size: 1.15rem; color: var(--muted); }

/* Sections */
.section { padding: 88px 0; }
.section-soft { background: var(--soft); }
.section-navy { background: var(--navy); color: var(--on-navy); }
.section-navy h2, .section-navy h3 { color: var(--on-navy); }
.section-navy p, .section-navy li { color: var(--on-navy-2); }
.section-navy a:not(.btn) { color: var(--on-navy); }
.section-navy .eyebrow { color: var(--on-navy-2); }
.section-head { max-width: 760px; margin-bottom: 44px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }

/* Buttons */
.btn { display: inline-flex; align-items: center; gap: .5em; font: 700 .9rem/1 var(--sans); letter-spacing: .06em; text-transform: uppercase; text-decoration: none; padding: 15px 24px; border-radius: 6px; border: 2px solid transparent; cursor: pointer; transition: background .15s, color .15s, border-color .15s; }
.btn-red { background: var(--red); color: var(--white); }
.btn-red:hover { background: var(--red-dark); color: var(--white); }
.btn-ghost { border-color: rgba(255,255,255,.7); color: var(--white); background: transparent; }
.btn-ghost:hover { background: var(--white); color: var(--navy); }
.btn-navy { background: var(--navy); color: var(--white); }
.btn-navy:hover { background: var(--navy-deep); color: var(--white); }
.btn-line { border-color: var(--navy); color: var(--navy); background: transparent; }
.btn-line:hover { background: var(--navy); color: var(--white); }
.btn-row { display: flex; flex-wrap: wrap; gap: 14px; }
.link-arrow { font-weight: 600; text-decoration: none; color: var(--navy); }
.link-arrow::after { content: ' →'; }
.link-arrow:hover { color: var(--red); }

/* Header */
.site-header { position: sticky; top: 0; z-index: 50; background: var(--navy); box-shadow: 0 1px 0 rgba(0,0,0,.15); }
.nav-bar { display: flex; align-items: center; justify-content: space-between; min-height: 72px; gap: 24px; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.brand img { height: 36px; width: auto; }
.brand-name { font: 500 .72rem/1.25 var(--sans); letter-spacing: .08em; text-transform: uppercase; color: var(--on-navy-2); border-left: 1px solid var(--on-navy-line); padding-left: 12px; }
.site-nav ul { list-style: none; display: flex; align-items: center; gap: 4px; margin: 0; padding: 0; }
.site-nav a { display: block; padding: 10px 12px; color: var(--on-navy); text-decoration: none; font-size: .93rem; font-weight: 500; border-radius: 4px; }
.site-nav a:hover { background: rgba(255,255,255,.1); color: var(--white); }
.site-nav a[aria-current="page"] { box-shadow: inset 0 -2px 0 var(--white); border-radius: 0; }
.site-nav a.nav-cta { background: var(--red); margin-left: 10px; padding: 10px 18px; border-radius: 6px; font-weight: 600; }
.site-nav a.nav-cta:hover { background: var(--red-dark); }
.site-nav a.nav-cta[aria-current="page"] { box-shadow: none; }
.nav-toggle { display: none; background: none; border: 0; padding: 10px; cursor: pointer; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--white); margin: 5px 0; transition: transform .2s, opacity .2s; }

@media (max-width: 1020px) {
  .nav-toggle { display: block; }
  .site-nav { position: absolute; left: 0; right: 0; top: 72px; background: var(--navy); border-top: 1px solid var(--on-navy-line); display: none; }
  .site-nav.open { display: block; }
  .site-nav ul { flex-direction: column; align-items: stretch; padding: 12px 24px 24px; }
  .site-nav a { padding: 14px 4px; border-bottom: 1px solid var(--on-navy-line); border-radius: 0; }
  .site-nav a[aria-current="page"] { box-shadow: inset 3px 0 0 var(--white); padding-left: 12px; }
  .site-nav a.nav-cta { margin: 16px 0 0; text-align: center; border: 0; }
  .nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
}
@media (max-width: 480px) { .brand-name { display: none; } }

/* Hero */
.hero { position: relative; background: var(--navy) url('../img/hero.jpg') center 60% / cover no-repeat; color: var(--on-navy); }
.hero-video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
@media (max-width: 760px), (prefers-reduced-motion: reduce) { .hero-video { display: none; } }
.hero::before { z-index: 1; content: ''; position: absolute; inset: 0; background: linear-gradient(100deg, rgba(17,42,82,.97) 0%, rgba(27,58,107,.9) 48%, rgba(27,58,107,.55) 100%); }
.hero.has-video::before { background: linear-gradient(100deg, rgba(17,42,82,.93) 0%, rgba(17,42,82,.78) 42%, rgba(27,58,107,.25) 100%); }
@media (max-width: 760px), (prefers-reduced-motion: reduce) { .hero.has-video::before { background: linear-gradient(100deg, rgba(17,42,82,.97) 0%, rgba(27,58,107,.9) 48%, rgba(27,58,107,.55) 100%); } }
.hero .wrap { position: relative; z-index: 2; padding-top: 110px; padding-bottom: 110px; }
.hero h1 { color: var(--on-navy); max-width: 14ch; }
.hero .eyebrow { color: var(--on-navy-2); }
.hero .hero-sub { font-size: 1.2rem; color: var(--on-navy-2); max-width: 620px; margin-bottom: 2em; }
.page-hero { background: var(--navy); color: var(--on-navy); }
.page-hero .wrap { padding-top: 72px; padding-bottom: 64px; }
.page-hero h1 { color: var(--on-navy); margin-bottom: .3em; }
.page-hero p { color: var(--on-navy-2); font-size: 1.15rem; max-width: 720px; margin: 0; }
.page-hero .eyebrow { color: var(--on-navy-2); }

/* Pillars */
.pillars { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.pillar { background: var(--white); border: 1px solid var(--line); border-top: 4px solid var(--navy); border-radius: var(--radius); padding: 28px 24px; display: flex; flex-direction: column; }
.pillar .problem { font-family: var(--serif); font-style: italic; font-size: 1.08rem; color: var(--ink); line-height: 1.45; margin-bottom: 18px; }
.pillar h3 { margin-bottom: .4em; }
.pillar p { color: var(--muted); font-size: .98rem; }
.pillar .link-arrow { margin-top: auto; color: var(--red); }
@media (max-width: 1020px) { .pillars { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .pillars { grid-template-columns: 1fr; } }

/* Board strip (home) */
.board-strip { display: flex; flex-wrap: wrap; justify-content: center; gap: 32px 20px; margin: 8px auto 40px; max-width: 950px; list-style: none; padding: 0; }
.board-strip li { text-align: center; flex: 0 0 170px; }
.board-strip .name { display: block; color: var(--on-navy); font-weight: 600; font-size: .92rem; line-height: 1.3; margin-top: 12px; }
.board-strip .role { display: block; color: var(--on-navy-2); font-size: .8rem; line-height: 1.35; margin-top: 4px; }
@media (max-width: 520px) { .board-strip li { flex-basis: 130px; } }
.avatar { width: 84px; height: 84px; margin: 0 auto; border-radius: 50%; overflow: hidden; background: rgba(255,255,255,.1); border: 2px solid rgba(255,255,255,.55); display: grid; place-items: center; font: 600 1.35rem/1 var(--serif); color: var(--white); }
.avatar img { width: 100%; height: 100%; object-fit: cover; }

/* Two paths */
.paths { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.path { border: 1px solid var(--line); border-radius: var(--radius); padding: 36px 32px; display: flex; flex-direction: column; background: var(--white); }
.path .tag { font-size: .8rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.path h3 { font-family: var(--serif); font-size: 1.7rem; font-weight: 600; margin: .3em 0 .5em; }
.path p { color: var(--muted); }
.path .btn { align-self: flex-start; margin-top: auto; }
@media (max-width: 760px) { .paths { grid-template-columns: 1fr; } }

/* Proof */
.proof { display: grid; grid-template-columns: 1.1fr 1fr; gap: 56px; align-items: center; }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.proof .stats { grid-template-columns: 1fr; gap: 0; }
.stat { border-left: 3px solid var(--red); padding: 4px 0 4px 18px; }
.proof .stat { display: flex; align-items: center; gap: 24px; padding: 18px 0 18px 22px; border-bottom: 1px solid var(--line); }
.proof .stat:last-child { border-bottom: 0; }
.proof .stat strong { flex: 0 0 120px; }
.proof .stat span { margin-top: 0; font-size: 1.02rem; }
.stat strong { display: block; font: 700 2.6rem/1.05 var(--serif); color: var(--red); font-variant-numeric: lining-nums; }
.stat span { display: block; font-size: .95rem; color: var(--ink); margin-top: 8px; line-height: 1.4; }
.section-navy .stat span { color: var(--on-navy); }
@media (max-width: 900px) { .proof { grid-template-columns: 1fr; } }
@media (max-width: 560px) { .stats { grid-template-columns: 1fr; } }

/* Memberships */
.memberships { background: var(--soft); border-top: 1px solid var(--line); padding: 22px 0; }
.memberships .wrap { display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: 12px 28px; }
.memberships-label { font-size: .78rem; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.memberships ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px 28px; justify-content: center; }
.memberships li { font-weight: 600; color: var(--navy); }

/* Footer */
.site-footer { background: var(--navy-deep); color: var(--on-navy-2); padding: 56px 0 24px; font-size: .95rem; }
.site-footer img { height: 34px; width: auto; margin-bottom: 16px; }
.site-footer h2 { font: 600 .8rem/1 var(--sans); letter-spacing: .14em; text-transform: uppercase; color: var(--on-navy); margin-bottom: 16px; }
.site-footer a { color: var(--on-navy); }
.site-footer a:hover { color: var(--white); text-decoration-color: var(--red); }
.footer-grid { display: grid; grid-template-columns: 1.3fr 1fr 1fr; gap: 40px; }
.footer-links { list-style: none; margin: 0; padding: 0; }
.footer-links li { margin-bottom: 6px; }
.footer-bottom { border-top: 1px solid var(--on-navy-line); margin-top: 40px; padding-top: 20px; font-size: .85rem; display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 12px; }
.site-footer a.made-by { display: inline-flex; align-items: center; gap: 8px; color: var(--on-navy-2); text-decoration: none; opacity: .85; }
.site-footer a.made-by:hover { color: var(--white); opacity: 1; }
.made-by svg { height: 22px; width: auto; }
@media (max-width: 760px) { .footer-grid { grid-template-columns: 1fr; gap: 28px; } }

/* Prose (About, Collaborations) */
.prose { max-width: 760px; }
.prose p, .prose li { font-size: 1.06rem; }
.prose ul { padding-left: 1.2em; margin: 0 0 1.4em; }
.prose li { margin-bottom: .55em; }
.prose li::marker { color: var(--red); }
.pull, .prose .pull { font-family: var(--serif); font-size: 1.45rem; line-height: 1.4; color: var(--navy); border-left: 3px solid var(--red); padding-left: 22px; margin: 1.6em 0; }

.founder { display: grid; grid-template-columns: 300px 1fr; gap: 56px; align-items: start; }
.founder-card { position: sticky; top: 110px; background: var(--navy); color: var(--on-navy); border-radius: var(--radius); padding: 32px 28px; }
.founder-card .avatar { width: 128px; height: 128px; font-size: 2rem; margin: 0 0 20px; }
.founder-card h3 { color: var(--on-navy); font-family: var(--serif); font-size: 1.6rem; margin-bottom: .2em; }
.founder-card p { color: var(--on-navy-2); font-size: .95rem; margin: 0 0 20px; }
@media (max-width: 900px) { .founder { grid-template-columns: 1fr; gap: 32px; } .founder-card { position: static; } }

.board-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.member { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px 24px; display: flex; flex-direction: column; }
.member-head { display: flex; align-items: center; gap: 16px; margin-bottom: 16px; }
.member .avatar { width: 72px; height: 72px; font-size: 1.1rem; margin: 0; background: var(--navy); border-color: var(--line); flex: none; }
.member h3 { font-size: 1.1rem; margin: 0; }
.member .role { font-size: .9rem; color: var(--muted); line-height: 1.4; margin: 4px 0 0; }
.member p.bio { font-size: .95rem; color: var(--ink); margin: 0 0 16px; }
.member .li { margin-top: auto; font-size: .9rem; font-weight: 600; }
@media (max-width: 1020px) { .board-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 660px) { .board-grid { grid-template-columns: 1fr; } }

/* Collaborations / services cards */
.cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.card { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); padding: 32px 30px; }
.card .kind { display: inline-block; font-size: .78rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: var(--navy); background: #E6ECF5; padding: 5px 10px; border-radius: 4px; margin-bottom: 14px; }
.card h3 { font-family: var(--serif); font-size: 1.45rem; font-weight: 600; }
.card p { font-size: 1rem; }
.card.wide { grid-column: 1 / -1; }
@media (max-width: 820px) { .cards { grid-template-columns: 1fr; } }
.triad { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 32px; }
.triad div { border-top: 3px solid var(--white); padding-top: 14px; font-family: var(--serif); font-size: 1.3rem; color: var(--on-navy); }
@media (max-width: 620px) { .triad { grid-template-columns: 1fr; } }

.service { display: grid; grid-template-columns: 1fr 1.25fr; gap: 56px; padding: 72px 0; border-top: 1px solid var(--line); }
.service:first-child { border-top: 0; padding-top: 0; }
.service .problem { font-family: var(--serif); font-style: italic; font-size: 1.4rem; line-height: 1.4; color: var(--navy); margin: 0 0 20px; }
.service ul { padding-left: 1.2em; margin: 0 0 1.4em; }
.service li { margin-bottom: .5em; }
.service li::marker { color: var(--red); }
@media (max-width: 900px) { .service { grid-template-columns: 1fr; gap: 20px; } }

/* Forms */
.form { display: grid; gap: 18px; }
.form-compact { gap: 14px; }
.field label { display: block; font-weight: 600; font-size: .92rem; margin-bottom: 6px; color: var(--ink); }
.field .hint { font-weight: 400; color: var(--muted); }
.field input, .field textarea, .field select { width: 100%; font: 400 1rem/1.4 var(--sans); color: var(--ink); background: var(--white); border: 1px solid #B9C2D1; border-radius: 6px; padding: 12px 14px; }
.field textarea { min-height: 150px; resize: vertical; }
.field input:focus, .field textarea:focus, .field select:focus { outline: none; border-color: var(--navy); box-shadow: 0 0 0 3px rgba(27,58,107,.18); }
.check { display: flex; gap: 10px; align-items: flex-start; font-size: .95rem; }
.check input { margin-top: 4px; accent-color: var(--navy); }
.row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 620px) { .row-2 { grid-template-columns: 1fr; } }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.notice { padding: 16px 18px; border-radius: 6px; margin-bottom: 24px; font-weight: 500; }
.notice.ok { background: #E7F4EC; color: #14532D; border: 1px solid #A7D7B8; }
.notice.err { background: #FDECEC; color: #7F1D1D; border: 1px solid #F3B4B4; }

.tabs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; border-bottom: 1px solid var(--line); margin-bottom: 32px; }
.tabs button { font: 600 .98rem/1.3 var(--sans); color: var(--muted); background: none; border: 0; border-bottom: 3px solid transparent; padding: 14px 16px; cursor: pointer; margin-bottom: -1px; text-align: left; }
.tabs button[aria-selected="true"] { color: var(--navy); border-bottom-color: var(--red); }
.tabs button small { display: block; font-weight: 400; font-size: .82rem; }
@media (max-width: 620px) { .tabs { grid-template-columns: 1fr; } .tabs button { border-bottom-width: 0; border-left: 3px solid transparent; } .tabs button[aria-selected="true"] { border-left-color: var(--red); } }
.contact-layout { display: grid; grid-template-columns: 1.6fr 1fr; gap: 56px; align-items: start; }
.contact-aside { background: var(--soft); border-radius: var(--radius); padding: 32px 28px; }
.contact-aside h2 { font-size: 1.4rem; }
.contact-aside dl { margin: 0; }
.contact-aside dt { font-size: .78rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); margin-top: 18px; }
.contact-aside dd { margin: 4px 0 0; }
@media (max-width: 900px) { .contact-layout { grid-template-columns: 1fr; } }

/* Barometer block */
.download-box { background: var(--white); color: var(--ink); border-radius: var(--radius); padding: 32px 28px; box-shadow: 0 20px 50px rgba(0,0,0,.25); }
.download-box h3 { color: var(--navy); font-family: var(--serif); font-size: 1.4rem; }

/* Popup */
.popup { width: min(520px, calc(100% - 32px)); border: 0; border-top: 5px solid var(--red); border-radius: var(--radius); padding: 36px 32px 32px; color: var(--ink); box-shadow: 0 30px 80px rgba(0,0,0,.35); }
.popup::backdrop { background: rgba(17,42,82,.7); }
.popup h2 { font-size: 1.6rem; }
.popup p { color: var(--muted); }
.popup-close-form { position: absolute; top: 8px; right: 8px; margin: 0; }
.popup-close { background: none; border: 0; font-size: 1.8rem; line-height: 1; color: var(--muted); cursor: pointer; padding: 6px 10px; }
.popup-close:hover { color: var(--ink); }

/* CTA band */
.cta-band { background: var(--navy); color: var(--on-navy); padding: 72px 0; text-align: center; }
.cta-band h2 { color: var(--on-navy); }
.cta-band p { color: var(--on-navy-2); max-width: 640px; margin: 0 auto 28px; font-size: 1.1rem; }
.cta-band .btn-row { justify-content: center; }

@media (max-width: 620px) {
  body { font-size: 16px; }
  .section { padding: 64px 0; }
  .wrap { padding: 0 16px; }
  .hero .wrap { padding-top: 72px; padding-bottom: 72px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { transition: none !important; } }