/* =====================================================================
   RACP-IMSP — Feuille de style
   Identité : réseau scientifique (maths/physique) — Bénin
   Palette logo : navy / cyan / orange flamboyant
   ===================================================================== */
:root{
  --navy:#27436F;        /* logo — figure foncée (primaire) */
  --ink:#16263f;         /* fond profond hero */
  --ink-2:#1f3556;
  --blue:#0073A4;        /* logo — bleu médian */
  --cyan:#00ADEE;        /* logo — cyan (accent connectif) */
  --cyan-700:#0073A4;    /* version lisible sur fond clair (texte/liens) */
  --orange:#E0631A;      /* unique accent chaud — réservé aux actions */
  --orange-700:#c4530f;
  --paper:#F4F8F8;       /* fond clair */
  --card:#ffffff;
  --line:#dbe6ec;
  --line-strong:#c5d4dd;
  --text:#15222e;
  --muted:#5b6b78;
  --muted-2:#7c8a95;
  --ok:#1f9d6b;
  --shadow:0 1px 2px rgba(16,35,56,.04), 0 12px 32px rgba(16,35,56,.08);
  --shadow-sm:0 1px 2px rgba(16,35,56,.06), 0 4px 14px rgba(16,35,56,.06);
  --r:14px; --r-sm:10px; --r-lg:22px;
  --maxw:1160px;
  --display:"Space Grotesk", system-ui, sans-serif;
  --body:"Inter", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  --mono:"IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--body);color:var(--text);background:var(--card);line-height:1.62;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block;height:auto}
a{color:var(--cyan-700);text-decoration:none}
a:hover{color:var(--cyan)}
h1,h2,h3,h4{font-family:var(--display);color:var(--navy);line-height:1.12;letter-spacing:-.01em;margin:0}
p{margin:0 0 1rem}
.container{max-width:var(--maxw);margin-inline:auto;padding:0 1.4rem}
.env-banner{background:#7a4a00;color:#fff;text-align:center;font-family:var(--mono);
  font-size:.76rem;letter-spacing:.03em;padding:.5rem 1rem}
.skip-link{position:absolute;left:-9999px}
.skip-link:focus{left:1rem;top:1rem;z-index:2000;background:var(--navy);color:#fff;padding:.6rem .9rem;border-radius:8px}
:focus-visible{outline:3px solid var(--cyan);outline-offset:2px;border-radius:6px}

/* Eyebrow / labels — utility mono face encodes the "scientific" register */
.eyebrow{font-family:var(--mono);font-size:.72rem;letter-spacing:.22em;text-transform:uppercase;color:var(--cyan-700);margin:0 0 .8rem;display:inline-flex;align-items:center;gap:.55rem}
.eyebrow::before{content:"";width:26px;height:1px;background:var(--cyan)}
.eyebrow.on-dark{color:#7fd3f4}
.eyebrow.on-dark::before{background:#7fd3f4}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.92);backdrop-filter:saturate(1.2) blur(8px);border-bottom:1px solid var(--line)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:70px}
.logo{display:flex;align-items:center;gap:.6rem}
.logo img{height:40px;width:auto}
.logo b{font-family:var(--display);color:var(--navy);font-weight:700;font-size:1.02rem;letter-spacing:-.02em;white-space:nowrap}
.site-nav{display:flex;align-items:center;gap:.2rem}
.site-nav ul{list-style:none;display:flex;align-items:center;gap:.1rem;margin:0;padding:0}
.nav-link{display:inline-block;padding:.55rem .56rem;color:var(--navy);font-weight:500;font-size:.92rem;border-radius:8px;position:relative;white-space:nowrap}
.nav-link:hover{color:var(--cyan-700);background:var(--paper)}
.nav-link.active{color:var(--navy)}
.nav-link.active::after{content:"";position:absolute;left:.7rem;right:.7rem;bottom:.28rem;height:2px;background:var(--cyan);border-radius:2px}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;padding:10px;cursor:pointer}
.nav-toggle .bar{width:24px;height:2px;background:var(--navy);border-radius:2px;transition:.25s}
.nav-toggle[aria-expanded="true"] .bar:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] .bar:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] .bar:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;font-family:var(--body);font-weight:600;font-size:.96rem;padding:.8rem 1.25rem;border-radius:999px;border:1.5px solid transparent;cursor:pointer;transition:transform .12s ease, background .2s, box-shadow .2s;line-height:1}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--orange);color:#fff;box-shadow:0 8px 20px rgba(224,99,26,.28)}
.btn-primary:hover{background:var(--orange-700);color:#fff}
.btn-secondary{background:var(--navy);color:#fff}
.btn-secondary:hover{background:var(--ink-2);color:#fff}
.btn-outline{background:transparent;border-color:var(--line-strong);color:var(--navy)}
.btn-outline:hover{border-color:var(--navy);color:var(--navy);background:var(--paper)}
.btn-ghost-light{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.4);color:#fff}
.btn-ghost-light:hover{background:rgba(255,255,255,.16);color:#fff}
.btn-sm{padding:.55rem .9rem;font-size:.88rem}
.cta-row{display:flex;gap:.8rem;flex-wrap:wrap;margin-top:1.6rem}

/* ---------- Hero ---------- */
.hero{position:relative;background:var(--ink);color:#eaf2f7;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:
   radial-gradient(900px 420px at 78% -8%, rgba(0,173,238,.32), transparent 60%),
   radial-gradient(700px 360px at 8% 110%, rgba(0,115,164,.30), transparent 55%);}
.hero-net{position:absolute;inset:0;width:100%;height:100%;opacity:.5;pointer-events:none}
.hero-inner{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:2.6rem;align-items:center;padding:4.6rem 0 4.2rem}
.hero h1{color:#fff;font-size:clamp(2.1rem,4.6vw,3.4rem);font-weight:700;margin:.2rem 0 1rem}
.hero h1 .hl{color:#7fd3f4}
.hero .lead{color:#bcd0dd;font-size:1.12rem;max-width:46ch;margin:0 0 .4rem}
.hero-figure{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:0 30px 60px rgba(0,0,0,.45);border:1px solid rgba(255,255,255,.12)}
.hero-figure img{aspect-ratio:16/10;object-fit:cover;width:100%}
.hero-figure figcaption{position:absolute;left:0;right:0;bottom:0;padding:1.4rem 1.1rem .8rem;background:linear-gradient(transparent,rgba(16,35,56,.85));font-family:var(--mono);font-size:.74rem;letter-spacing:.04em;color:#dbe9f1}

/* ---------- Stats ---------- */
.stats{display:flex;flex-wrap:wrap;gap:2.2rem;margin-top:2.2rem;padding:1.5rem 0 0;border-top:1px solid rgba(255,255,255,.14)}
.stat .num{font-family:var(--display);font-weight:700;font-size:2rem;color:#fff;line-height:1}
.stat .num .suf{color:var(--cyan)}
.stat .lab{font-family:var(--mono);font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:#9fb6c4;margin-top:.35rem}

/* ---------- Sections ---------- */
section{padding:4.6rem 0}
.tint{background:var(--paper)}
.navy-band{background:var(--navy);color:#e9f1f6}
.navy-band h2,.navy-band h3{color:#fff}
.section-head{max-width:62ch;margin-bottom:2.4rem}
.section-head.center{margin-inline:auto;text-align:center}
h2.title{font-size:clamp(1.7rem,3vw,2.3rem);font-weight:700}
.lead-2{color:var(--muted);font-size:1.08rem;margin-top:.7rem}
.navy-band .lead-2{color:#bcd0dd}

/* ---------- Grid / Cards ---------- */
.grid{display:grid;gap:1.2rem}
.g-2{grid-template-columns:repeat(2,1fr)}
.g-3{grid-template-columns:repeat(3,1fr)}
.g-4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:1.5rem;box-shadow:var(--shadow-sm)}
.card h3{font-size:1.14rem;margin-bottom:.5rem}
.card p{color:var(--muted);margin-bottom:0}
.card .ic{width:44px;height:44px;border-radius:11px;display:grid;place-items:center;background:rgba(0,155,219,.1);color:var(--cyan-700);margin-bottom:1rem}
.card.accent{border-top:3px solid var(--cyan)}
.pillar-n{font-family:var(--mono);font-size:.74rem;color:var(--cyan-700);letter-spacing:.14em}

/* lists */
.check{list-style:none;padding:0;margin:.4rem 0 0;display:grid;gap:.6rem}
.check li{position:relative;padding-left:1.7rem;color:var(--muted)}
.check li::before{content:"";position:absolute;left:0;top:.42em;width:13px;height:8px;border-left:2px solid var(--cyan);border-bottom:2px solid var(--cyan);transform:rotate(-45deg)}
.cross{list-style:none;padding:0;margin:.4rem 0 0;display:grid;gap:.6rem}
.cross li{position:relative;padding-left:1.7rem;color:var(--muted)}
.cross li::before{content:"\00d7";position:absolute;left:.15rem;top:-.05em;color:var(--orange);font-weight:700;font-size:1.15rem}

/* posture two-up */
.posture{display:grid;grid-template-columns:1fr 1fr;gap:1.2rem}
.posture .card h3{display:flex;align-items:center;gap:.5rem}
.tag{font-family:var(--mono);font-size:.66rem;letter-spacing:.1em;padding:.2rem .5rem;border-radius:6px}
.tag.yes{background:rgba(31,157,107,.12);color:var(--ok)}
.tag.no{background:rgba(224,99,26,.12);color:var(--orange-700)}

/* ---------- Process steps (numbered = real sequence) ---------- */
.steps{display:grid;gap:0;counter-reset:s;margin-top:1rem}
.step{display:grid;grid-template-columns:auto 1fr;gap:1.2rem;padding:1.3rem 0;border-bottom:1px solid var(--line)}
.step:last-child{border-bottom:0}
.step .n{counter-increment:s;width:46px;height:46px;border-radius:50%;border:1.5px solid var(--cyan);color:var(--cyan-700);display:grid;place-items:center;font-family:var(--display);font-weight:700}
.step .n::before{content:counter(s,decimal-leading-zero)}
.step h3{font-size:1.08rem;margin-bottom:.25rem}
.step p{color:var(--muted);margin:0}
.navy-band .step{border-color:rgba(255,255,255,.14)}
.navy-band .step p{color:#bcd0dd}
.navy-band .step .n{border-color:#7fd3f4;color:#7fd3f4}

/* ---------- Split feature ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:2.6rem;align-items:center}
.split img{border-radius:var(--r);box-shadow:var(--shadow)}
.split .media figcaption{font-family:var(--mono);font-size:.72rem;color:var(--muted-2);margin-top:.6rem}

/* ---------- Tables (écoles / calendrier) ---------- */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r)}
table{width:100%;border-collapse:collapse;font-size:.95rem;min-width:520px}
th,td{text-align:left;padding:.85rem 1rem;border-bottom:1px solid var(--line)}
thead th{background:var(--paper);font-family:var(--mono);font-size:.74rem;letter-spacing:.08em;text-transform:uppercase;color:var(--navy)}
tbody tr:last-child td{border-bottom:0}
td .scope{font-family:var(--mono);font-size:.7rem;padding:.15rem .5rem;border-radius:6px;background:rgba(0,155,219,.1);color:var(--cyan-700)}

/* ---------- Resource list ---------- */
.res{display:flex;align-items:center;gap:1rem;padding:1.1rem 1.3rem;border:1px solid var(--line);border-radius:var(--r);background:#fff;box-shadow:var(--shadow-sm)}
.res .doc{flex:none;width:42px;height:52px;border-radius:7px;background:linear-gradient(160deg,var(--navy),var(--cyan));position:relative;box-shadow:var(--shadow-sm)}
.res .doc::after{content:"PDF";position:absolute;left:0;right:0;bottom:7px;text-align:center;font-family:var(--mono);font-size:.56rem;letter-spacing:.06em;color:#fff}
.res .meta{flex:1;min-width:0}
.res .meta h3{font-size:1rem;margin:0 0 .15rem}
.res .meta p{margin:0;color:var(--muted);font-size:.9rem}
.res .cat{font-family:var(--mono);font-size:.66rem;letter-spacing:.1em;text-transform:uppercase;color:var(--cyan-700)}

/* ---------- Testimonials ---------- */
.quote{background:var(--card);border:1px solid var(--line);border-left:3px solid var(--cyan);border-radius:var(--r);padding:1.6rem}
.quote p{font-size:1.02rem;color:var(--text)}
.quote .who{font-family:var(--mono);font-size:.78rem;color:var(--muted);margin-top:.6rem}

/* ---------- FAQ ---------- */
.faq{border:1px solid var(--line);border-radius:var(--r);overflow:hidden;background:#fff}
.faq details{border-bottom:1px solid var(--line)}
.faq details:last-child{border-bottom:0}
.faq summary{list-style:none;cursor:pointer;padding:1.15rem 1.3rem;font-family:var(--display);font-weight:600;color:var(--navy);display:flex;justify-content:space-between;gap:1rem;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:var(--mono);color:var(--cyan-700);font-size:1.3rem;transition:transform .2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq .a{padding:0 1.3rem 1.2rem;color:var(--muted)}

/* ---------- Big CTA band ---------- */
.cta-band{background:linear-gradient(135deg,var(--navy),var(--ink-2));color:#fff;border-radius:var(--r-lg);padding:3rem 2.4rem;text-align:center;position:relative;overflow:hidden}
.cta-band h2{color:#fff;font-size:clamp(1.6rem,3vw,2.2rem)}
.cta-band p{color:#bcd0dd;max-width:54ch;margin:.7rem auto 0}

/* ---------- Forms (multi-step) ---------- */
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow);padding:2rem;max-width:760px;margin-inline:auto}
.progress{display:flex;gap:.5rem;margin-bottom:1.8rem}
.progress .seg{flex:1;height:5px;border-radius:99px;background:var(--line)}
.progress .seg.done{background:var(--cyan)}
.progress .seg.current{background:var(--orange)}
fieldset{border:0;margin:0;padding:0}
.fstep{display:none}
.fstep.active{display:block;animation:fade .35s ease}
@keyframes fade{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.fstep h3{font-size:1.18rem;margin-bottom:.3rem}
.fstep .hint{color:var(--muted);font-size:.94rem;margin-bottom:1.4rem}
.field{margin-bottom:1.1rem}
.field label{display:block;font-weight:600;font-size:.92rem;color:var(--navy);margin-bottom:.4rem}
.field .req{color:var(--orange)}
.field input,.field select,.field textarea{width:100%;font-family:var(--body);font-size:.98rem;padding:.7rem .85rem;border:1.5px solid var(--line-strong);border-radius:var(--r-sm);background:#fff;color:var(--text);transition:border .15s, box-shadow .15s}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--cyan);box-shadow:0 0 0 3px rgba(0,155,219,.15)}
.field textarea{min-height:110px;resize:vertical}
.field .err{color:var(--orange-700);font-size:.82rem;margin-top:.3rem;display:none}
.field.invalid input,.field.invalid select,.field.invalid textarea{border-color:var(--orange)}
.field.invalid .err{display:block}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.choice{display:flex;gap:.6rem;align-items:flex-start;padding:.7rem .85rem;border:1.5px solid var(--line);border-radius:var(--r-sm);margin-bottom:.5rem;cursor:pointer}
.choice input{width:auto;margin-top:.2rem}
.choice:hover{border-color:var(--cyan)}
.form-nav{display:flex;justify-content:space-between;gap:1rem;margin-top:1.6rem}
.form-done{display:none;text-align:center;padding:1rem}
.form-done .badge{width:64px;height:64px;border-radius:50%;background:rgba(31,157,107,.12);color:var(--ok);display:grid;place-items:center;margin:0 auto 1rem;font-size:1.8rem}
.role-pick{display:grid;grid-template-columns:1fr 1fr;gap:1rem;max-width:760px;margin:0 auto}
.role-pick a{display:block;border:1px solid var(--line);border-radius:var(--r);padding:1.6rem;background:#fff;box-shadow:var(--shadow-sm);transition:transform .15s, box-shadow .15s;color:var(--text)}
.role-pick a:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--cyan)}
.role-pick h3{margin-bottom:.4rem}

/* ---------- Page hero (interior) ---------- */
.page-hero{background:var(--navy);color:#fff;padding:3.2rem 0}
.page-hero h1{color:#fff;font-size:clamp(1.9rem,3.6vw,2.8rem)}
.page-hero p{color:#bcd0dd;max-width:60ch;margin:.7rem 0 0}
.breadcrumb{font-family:var(--mono);font-size:.72rem;letter-spacing:.1em;color:#7fb8d6;margin-bottom:.8rem}
.breadcrumb a{color:#7fb8d6}

/* ---------- Partners / logos row ---------- */
.partners{display:flex;flex-wrap:wrap;gap:1.4rem;align-items:center;justify-content:center;opacity:.9}
.partner-chip{font-family:var(--mono);font-size:.8rem;color:var(--muted);border:1px dashed var(--line-strong);border-radius:99px;padding:.5rem 1rem}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink);color:#aebecb;padding:3.4rem 0 2rem}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:2rem}
.site-footer h4{color:#fff;font-size:.82rem;font-family:var(--mono);letter-spacing:.12em;text-transform:uppercase;margin-bottom:1rem;font-weight:500}
.site-footer ul{list-style:none;padding:0;margin:0;display:grid;gap:.5rem}
.site-footer a{color:#aebecb}
.site-footer a:hover{color:#fff}
.foot-brand img{height:40px;margin-bottom:1rem}
.foot-brand p{color:#8ea2b1;font-size:.92rem;max-width:34ch}
.foot-soc{display:flex;gap:.6rem;margin-top:1rem}
.foot-soc a{width:38px;height:38px;border-radius:9px;border:1px solid rgba(255,255,255,.16);display:grid;place-items:center;color:#cdd9e2}
.foot-soc a:hover{background:rgba(255,255,255,.08);color:#fff}
.foot-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:2.4rem;padding-top:1.4rem;display:flex;justify-content:space-between;flex-wrap:wrap;gap:.6rem;font-size:.82rem;color:#7e93a3}
.foot-bottom a{color:#7e93a3}

/* prose for legal pages */
.prose{max-width:75ch}
.prose h2{font-size:1.3rem;margin:2rem 0 .6rem}
.prose p,.prose li{color:var(--muted)}
.prose ul{padding-left:1.2rem}

/* reveal — n'est masqué que si JS est actif (sinon tout reste visible) */
html.js .reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease, transform .6s ease}
html.js .reveal.in{opacity:1;transform:none}

/* ---------- Responsive ---------- */
@media (max-width:980px){
  .hero-inner{grid-template-columns:1fr;gap:2rem;padding:3rem 0}
  .hero-figure{order:-1}
  .split,.posture{grid-template-columns:1fr}
  .g-4{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:760px){
  .nav-toggle{display:flex}
  .site-nav{position:fixed;inset:70px 0 auto 0;background:#fff;border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;padding:1rem 1.4rem 1.4rem;gap:.2rem;transform:translateY(-130%);transition:transform .28s ease;box-shadow:var(--shadow);max-height:calc(100vh - 70px);overflow:auto}
  .site-nav.open{transform:translateY(0)}
  .site-nav ul{flex-direction:column;align-items:stretch;gap:.1rem}
  .nav-link{padding:.8rem .6rem}
  .nav-link.active::after{display:none}
  .nav-cta{margin-top:.6rem}
  .g-2,.g-3,.g-4,.role-pick,.two-col{grid-template-columns:1fr}
  section{padding:3.2rem 0}
  .form-card{padding:1.4rem}
  .foot-grid{grid-template-columns:1fr;gap:1.6rem}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto}
  .reveal{opacity:1;transform:none}
}

/* ---------- Image bands (photos floutées + voile navy de la charte) ---------- */
.img-band{position:relative;color:#fff;padding:5.2rem 0;background-size:cover;background-position:center;isolation:isolate}
.img-band::before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(105deg,rgba(39,67,111,.92),rgba(22,38,63,.82))}
.img-band h2{color:#fff}
.img-band .lead-2{color:#d3e2ee}
.img-band .eyebrow{color:#7fd3f4}
.img-band .eyebrow::before{background:#7fd3f4}
.band-stats{display:flex;flex-wrap:wrap;gap:2.6rem;margin-top:1.8rem}
.band-stats .num{font-family:var(--display);font-weight:700;font-size:2.1rem;color:#fff;line-height:1}
.band-stats .num .suf{color:var(--cyan)}
.band-stats .lab{font-family:var(--mono);font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:#b9cdda;margin-top:.3rem}

.page-hero.has-bg{position:relative;isolation:isolate;background-size:cover;background-position:center}
.page-hero.has-bg{padding:3.8rem 0}
.page-hero.has-bg::before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(100deg,rgba(18,32,54,.94) 0%,rgba(31,55,92,.82) 46%,rgba(31,55,92,.42) 100%),linear-gradient(0deg,rgba(14,30,52,.45),rgba(14,30,52,0) 45%)}
.page-hero.has-bg::after{content:"";position:absolute;right:0;top:0;bottom:0;width:42%;z-index:-1;background:radial-gradient(120% 90% at 100% 30%,rgba(0,173,238,.16),transparent 60%);pointer-events:none}

.cta-band.photo{background-size:cover;background-position:center}
.cta-band.photo::before{content:"";position:absolute;inset:0;background:linear-gradient(rgba(22,38,63,.55),rgba(22,38,63,.9))}
.cta-band.photo > *{position:relative}

/* IMSP institute mark in footer */
.foot-imsp{display:flex;align-items:center;gap:.7rem;margin-top:1.4rem}
.foot-imsp img{height:46px;width:46px;border-radius:50%;object-fit:cover;border:1px solid rgba(255,255,255,.2)}
.foot-imsp span{font-size:.84rem;color:#9fb4c2;line-height:1.4}

/* ---------- Newsletter band ---------- */
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}
.news-band{display:grid;grid-template-columns:1.1fr 1fr;gap:2rem;align-items:center;background:linear-gradient(135deg,var(--navy),var(--ink-2));color:#fff;border-radius:var(--r-lg);padding:2.4rem}
.news-band h2{color:#fff}
.news-band .eyebrow{color:#7fd3f4}.news-band .eyebrow::before{background:#7fd3f4}
.news-band .lead-2{color:#cfe0ec;margin-top:.5rem}
.news-form{display:flex;flex-wrap:wrap;gap:.6rem;align-items:center}
.news-form input{flex:1;min-width:200px;padding:.85rem 1rem;border-radius:999px;border:1.5px solid rgba(255,255,255,.25);background:rgba(255,255,255,.06);color:#fff;font-family:var(--body);font-size:.98rem}
.news-form input::placeholder{color:#9fb6c4}
.news-form input:focus{outline:none;border-color:var(--cyan);background:rgba(255,255,255,.12)}
.news-form .btn{flex:none}
.news-note{flex-basis:100%;font-size:.76rem;color:#9fb6c4;margin:.2rem 0 0}
.news-done{flex-basis:100%;display:none;color:#8ff0c2;font-weight:600;margin:.3rem 0 0}
.news-form.sent input,.news-form.sent .btn{display:none}
.news-form.sent .news-done{display:block}

/* ---------- Library ---------- */
.lib-toolbar{display:flex;gap:1rem;justify-content:space-between;align-items:center;flex-wrap:wrap;margin-bottom:1rem}
.lib-search{flex:1;min-width:220px}
.lib-search input{width:100%;padding:.75rem 1rem;border:1.5px solid var(--line-strong);border-radius:999px;font-family:var(--body);font-size:.96rem}
.lib-search input:focus{outline:none;border-color:var(--cyan);box-shadow:0 0 0 3px rgba(0,173,238,.15)}
.lib-filters{display:flex;gap:.4rem}
.chip{font-family:var(--body);font-weight:600;font-size:.9rem;padding:.55rem 1rem;border-radius:999px;border:1.5px solid var(--line-strong);background:#fff;color:var(--navy);cursor:pointer;transition:.15s}
.chip:hover{border-color:var(--cyan)}
.chip.active{background:var(--navy);color:#fff;border-color:var(--navy)}
.lib-cats{display:flex;gap:.5rem;flex-wrap:wrap;margin-bottom:1.8rem}
.catchip{font-family:var(--mono);font-size:.74rem;letter-spacing:.04em;padding:.4rem .8rem;border-radius:8px;border:1px solid var(--line);background:var(--paper);color:var(--muted);cursor:pointer;transition:.15s}
.catchip:hover{color:var(--navy);border-color:var(--cyan)}
.catchip.active{background:rgba(0,173,238,.12);color:var(--cyan-700);border-color:var(--cyan)}
.lib-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.2rem}
.lib-card{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;transition:transform .15s, box-shadow .15s}
.lib-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.lib-thumb{position:relative;aspect-ratio:16/9;display:grid;place-items:center;color:#fff}
.lib-thumb.video{background:linear-gradient(135deg,var(--navy),var(--cyan))}
.lib-thumb.doc{background:linear-gradient(135deg,#2d4a73,var(--blue))}
.lib-thumb svg{opacity:.95;width:30px;height:30px;background:rgba(255,255,255,.16);padding:14px;border-radius:50%;box-sizing:content-box}
.lib-type{position:absolute;top:.7rem;left:.7rem;font-family:var(--mono);font-size:.62rem;letter-spacing:.1em;text-transform:uppercase;background:rgba(16,38,63,.55);padding:.2rem .5rem;border-radius:6px}
.lib-body{padding:1.1rem 1.2rem 1.2rem;display:flex;flex-direction:column;flex:1}
.lib-cat{font-family:var(--mono);font-size:.66rem;letter-spacing:.08em;text-transform:uppercase;color:var(--cyan-700);margin:0 0 .35rem}
.lib-body h3{font-size:1.04rem;line-height:1.2;margin:0 0 .4rem}
.lib-desc{color:var(--muted);font-size:.92rem;margin:0 0 1rem}
.lib-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:.6rem;border-top:1px solid var(--line);padding-top:.8rem}
.lib-author{font-size:.78rem;color:var(--muted-2)}
.lib-act{font-family:var(--body);font-weight:600;font-size:.86rem;color:#fff;background:var(--cyan-700);border:0;border-radius:999px;padding:.45rem .85rem;cursor:pointer;text-decoration:none;white-space:nowrap}
.lib-act:hover{background:var(--navy);color:#fff}
.lib-act.soon{background:var(--line);color:var(--muted-2);cursor:default}
.lib-empty{text-align:center;color:var(--muted);padding:2.5rem 0}
.lib-add{display:flex;align-items:center;justify-content:space-between;gap:1rem;flex-wrap:wrap;margin-top:2.2rem;padding:1.3rem 1.5rem;border:1px dashed var(--line-strong);border-radius:var(--r);background:var(--paper)}
.lib-add p{margin:0;color:var(--muted)}

/* video modal */
.lib-modal{position:fixed;inset:0;z-index:2000;background:rgba(8,18,32,.82);display:grid;place-items:center;padding:1.2rem}
.lib-modal[hidden]{display:none}
.lib-modal-box{position:relative;width:min(900px,100%)}
.lib-modal-frame{position:relative;aspect-ratio:16/9;background:#000;border-radius:12px;overflow:hidden}
.lib-modal-frame iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.lib-modal-close{position:absolute;top:-2.6rem;right:0;background:none;border:0;color:#fff;font-size:2rem;line-height:1;cursor:pointer}

@media (max-width:980px){.lib-grid{grid-template-columns:repeat(2,1fr)}.news-band{grid-template-columns:1fr;gap:1.2rem}}
@media (max-width:760px){.lib-grid{grid-template-columns:1fr}.lib-toolbar{flex-direction:column;align-items:stretch}.lib-filters{justify-content:space-between}}

/* ---------- Header logo (lockup officiel net) ---------- */
.logo img{height:46px;width:auto;max-width:64vw}
@media (max-width:760px){.logo img{height:38px}}

/* ---------- Hero : pulsation discrète des nœuds ---------- */
@keyframes nodePulse{0%,100%{opacity:.55}50%{opacity:1}}
html.js .hero-net g[fill] circle{animation:nodePulse 4.5s ease-in-out infinite}
html.js .hero-net g[fill] circle:nth-child(2n){animation-delay:1.2s}
html.js .hero-net g[fill] circle:nth-child(3n){animation-delay:2.4s}

/* ---------- Retour en haut ---------- */
.to-top{position:fixed;right:1.1rem;bottom:1.1rem;z-index:900;width:46px;height:46px;border-radius:50%;
  border:0;background:var(--navy);color:#fff;font-size:1.2rem;cursor:pointer;box-shadow:var(--shadow);
  opacity:0;transform:translateY(12px);pointer-events:none;transition:opacity .25s, transform .25s, background .2s}
.to-top.show{opacity:1;transform:none;pointer-events:auto}
.to-top:hover{background:var(--cyan-700)}

/* ---------- Valeurs (réseau) ---------- */
.values{display:grid;grid-template-columns:repeat(3,1fr);gap:1.2rem}
.value{padding:1.4rem;border:1px solid var(--line);border-radius:var(--r);background:#fff;box-shadow:var(--shadow-sm)}
.value .vk{font-family:var(--mono);font-size:.72rem;color:var(--cyan-700);letter-spacing:.12em}
.value h3{margin:.4rem 0 .35rem;font-size:1.1rem}
.value p{color:var(--muted);margin:0}

/* ---------- Timeline ---------- */
.timeline{position:relative;margin-top:1rem;padding-left:1.4rem;border-left:2px solid var(--line)}
.tl{position:relative;padding:0 0 1.4rem 1.1rem}
.tl::before{content:"";position:absolute;left:-1.55rem;top:.25rem;width:12px;height:12px;border-radius:50%;background:var(--cyan);border:2px solid #fff;box-shadow:0 0 0 2px var(--cyan)}
.tl .yr{font-family:var(--mono);font-size:.78rem;color:var(--cyan-700);letter-spacing:.06em}
.tl h3{font-size:1.05rem;margin:.15rem 0 .25rem}
.tl p{color:var(--muted);margin:0}
.navy-band .timeline{border-color:rgba(255,255,255,.18)}
.navy-band .tl p{color:#bcd0dd}.navy-band .tl .yr{color:#7fd3f4}
.navy-band .tl::before{border-color:var(--ink)}

/* ---------- Impact figures strip ---------- */
.impact{display:flex;flex-wrap:wrap;gap:2.4rem;justify-content:center;text-align:center}
.impact .big{font-family:var(--display);font-weight:700;font-size:2.4rem;color:var(--navy);line-height:1}
.impact .big .suf{color:var(--cyan)}
.impact .lab{color:var(--muted);font-size:.92rem;margin-top:.3rem;max-width:22ch}

/* ---------- Contact info list ---------- */
.info-list{list-style:none;padding:0;margin:.6rem 0 0;display:grid;gap:1rem}
.info-list li{display:flex;gap:.9rem;align-items:flex-start}
.info-list .ic{flex:none;width:40px;height:40px;border-radius:10px;display:grid;place-items:center;background:rgba(0,173,238,.1);color:var(--cyan-700)}
.info-list b{display:block;color:var(--navy)}
.info-list span{color:var(--muted);font-size:.94rem}

/* ---------- Featured news ---------- */
.feature-news{display:grid;grid-template-columns:1.15fr 1fr;gap:0;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow-sm);background:#fff;margin-bottom:1.6rem}
.feature-news img{width:100%;height:100%;object-fit:cover;min-height:240px}
.feature-news .fn-body{padding:1.8rem}
.feature-news .fn-tag{font-family:var(--mono);font-size:.7rem;letter-spacing:.1em;color:var(--cyan-700);text-transform:uppercase}
.feature-news h3{font-size:1.4rem;margin:.4rem 0 .5rem}
.feature-news p{color:var(--muted)}
@media (max-width:760px){.values{grid-template-columns:1fr}.feature-news{grid-template-columns:1fr}.impact{gap:1.6rem}}

/* ---------- Library : vignette livre ---------- */
.lib-thumb.livre{background:linear-gradient(135deg,#7a3b12,var(--orange))}

/* ---------- Avatar (initiales) ---------- */
.avatar{flex:none;width:64px;height:64px;border-radius:50%;display:grid;place-items:center;
  font-family:var(--display);font-weight:700;font-size:1.4rem;color:#fff;
  background:linear-gradient(135deg,var(--navy),var(--cyan))}
.avatar.lg{width:96px;height:96px;font-size:2rem}

/* ---------- Parcours alumni ---------- */
.profile{display:grid;grid-template-columns:300px 1fr;gap:0;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;background:#fff;box-shadow:var(--shadow)}
.profile-side{background:linear-gradient(160deg,var(--navy),var(--ink-2));color:#fff;padding:2rem 1.8rem;text-align:center}
.profile-side .avatar{margin:0 auto 1rem}
.profile-side h3{color:#fff;font-size:1.3rem;margin:0 0 .2rem}
.profile-side .role{color:#9fd7f2;font-size:.92rem}
.profile-side .meta{margin-top:1.2rem;display:grid;gap:.6rem;text-align:left;font-size:.86rem}
.profile-side .meta div{display:flex;gap:.5rem;color:#cfe0ec}
.profile-side .meta .k{font-family:var(--mono);font-size:.66rem;letter-spacing:.08em;text-transform:uppercase;color:#7fb8d6;min-width:84px}
.profile-body{padding:2rem 2.2rem}
.profile-body h2{font-size:1.4rem;margin:0 0 .2rem}
.profile-body .pquote{border-left:3px solid var(--orange);padding:.4rem 0 .4rem 1rem;margin:1.3rem 0;font-size:1.08rem;color:var(--navy);font-family:var(--display);font-weight:500}
.profile-tag{display:inline-block;font-family:var(--mono);font-size:.66rem;letter-spacing:.1em;text-transform:uppercase;background:rgba(0,173,238,.12);color:var(--cyan-700);padding:.25rem .6rem;border-radius:6px;margin-bottom:.8rem}
.profile-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.2rem;margin-top:1.6rem}
.pcard{border:1px solid var(--line);border-radius:var(--r);padding:1.4rem;background:#fff;box-shadow:var(--shadow-sm);text-align:center}
.pcard .avatar{margin:0 auto .8rem}
.pcard h3{font-size:1.05rem;margin:0 0 .15rem}
.pcard .role{color:var(--muted);font-size:.88rem}
.pcard.ghost{border-style:dashed;background:var(--paper);display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--muted)}
@media (max-width:760px){.profile{grid-template-columns:1fr}.profile-grid{grid-template-columns:1fr}}

/* homepage alumni teaser */
.alumni-teaser{display:grid;grid-template-columns:auto 1fr;gap:1.4rem;align-items:center;border:1px solid var(--line);border-radius:var(--r-lg);padding:1.8rem;background:#fff;box-shadow:var(--shadow-sm)}
@media (max-width:600px){.alumni-teaser{grid-template-columns:1fr;text-align:center}.alumni-teaser .avatar{margin:0 auto}}

/* ===================== Bibliothèque style « étagères » ===================== */
.cover-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:1.4rem 1.2rem}
.shelf{margin-bottom:2.2rem}
.shelf-head{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:.9rem}
.shelf-head h3{font-size:1.15rem}
.shelf-row{display:flex;gap:1.1rem;overflow-x:auto;scroll-snap-type:x proximity;padding:.2rem .2rem 1rem;scrollbar-width:thin}
.shelf-row::-webkit-scrollbar{height:8px}
.shelf-row::-webkit-scrollbar-thumb{background:var(--line-strong);border-radius:99px}
.shelf-row .cover{flex:0 0 158px;scroll-snap-align:start}

.cover{cursor:pointer;outline-offset:4px}
.cover-art{position:relative;aspect-ratio:3/4;border-radius:10px;overflow:hidden;display:flex;flex-direction:column;justify-content:flex-start;
  padding:1rem .9rem;color:#fff;box-shadow:var(--shadow-sm);transition:transform .16s, box-shadow .16s;
  background:linear-gradient(155deg,#1f2d44,#3a5170)}
.cover:hover .cover-art,.cover:focus-visible .cover-art{transform:translateY(-5px);box-shadow:0 18px 34px rgba(16,35,56,.28)}
/* tranche de livre */
.cover-art::before{content:"";position:absolute;left:8px;top:0;bottom:0;width:3px;background:rgba(255,255,255,.22)}
.cover-art::after{content:"";position:absolute;left:14px;top:0;bottom:0;width:1px;background:rgba(255,255,255,.12)}
.cover.c-math .cover-art{background:linear-gradient(155deg,#27436F,#0073A4)}
.cover.c-phys .cover-art{background:linear-gradient(155deg,#0a5f6b,#00ADEE)}
.cover.c-ann  .cover-art{background:linear-gradient(155deg,#7a3b12,#E0631A)}
.cover.c-meth .cover-art{background:linear-gradient(155deg,#3a2f6b,#6b5bd2)}
.cover.c-off  .cover-art{background:linear-gradient(155deg,#1b2940,#33567d)}
.cover-type{font-family:var(--mono);font-size:.58rem;letter-spacing:.12em;text-transform:uppercase;background:rgba(0,0,0,.22);padding:.2rem .45rem;border-radius:5px;align-self:flex-start;margin-left:.6rem}
.cover-ribbon{position:absolute;top:.7rem;right:-.2rem;font-family:var(--mono);font-size:.56rem;letter-spacing:.08em;text-transform:uppercase;background:#fff;color:var(--navy);padding:.2rem .5rem;border-radius:5px 0 0 5px;box-shadow:var(--shadow-sm)}
.cover-ribbon.new{background:var(--cyan);color:#fff}
.cover-title{font-family:var(--display);font-weight:700;font-size:1.04rem;line-height:1.18;margin:.9rem 0 .35rem .55rem;display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden}
.cover-author{font-size:.74rem;color:rgba(255,255,255,.82);margin-left:.55rem}
.cover-brand{position:absolute;left:.9rem;bottom:.7rem;font-family:var(--mono);font-size:.56rem;letter-spacing:.14em;color:rgba(255,255,255,.5)}
.cover-play{position:absolute;right:.8rem;bottom:.7rem;width:34px;height:34px;border-radius:50%;background:rgba(255,255,255,.95);color:var(--navy);display:grid;place-items:center;font-size:.8rem;padding-left:2px}
.cover-cap{padding:.55rem .15rem 0}
.cover-cap p{font-size:.82rem;font-weight:600;color:var(--navy);margin:0;line-height:1.25;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.cover-cap span{font-family:var(--mono);font-size:.62rem;letter-spacing:.06em;color:var(--muted-2);text-transform:uppercase}
@media (max-width:600px){.cover-grid{grid-template-columns:repeat(auto-fill,minmax(130px,1fr));gap:1rem .8rem}.shelf-row .cover{flex-basis:138px}}

/* Actualités : méta + cartes vidéo */
.art-meta{font-family:var(--mono);font-size:.7rem;letter-spacing:.04em;color:var(--muted-2);margin:.2rem 0 .9rem !important}
.vid-card{display:flex;gap:.9rem;align-items:center;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:1rem 1.1rem;box-shadow:var(--shadow-sm);color:var(--text);transition:transform .15s,box-shadow .15s,border-color .15s}
.vid-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--cyan);color:var(--text)}
.vid-card .vid-play{flex:none;width:42px;height:42px;border-radius:50%;background:linear-gradient(135deg,var(--navy),var(--cyan));color:#fff;display:grid;place-items:center;font-size:.85rem;padding-left:2px}
.vid-card h3{font-size:1rem;margin:0 0 .15rem}
.vid-card p{margin:0;color:var(--muted);font-size:.86rem}

/* ---------- Cartes cliquables ---------- */
a.card-link{text-decoration:none;color:inherit;display:flex;flex-direction:column}
a.card-link h3{color:var(--navy)}
a.card-link:hover{border-color:var(--cyan);transform:translateY(-4px);box-shadow:var(--shadow)}
a.card-link:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}
.card-arrow{margin-top:auto;padding-top:.9rem;color:var(--cyan-700);font-weight:600;font-size:.9rem;display:inline-flex;align-items:center;gap:.3rem;transition:gap .15s}
a.card-link:hover .card-arrow{gap:.6rem}

/* article : image d'en-tête + corps */
.article-body{max-width:760px}
.article-meta{font-family:var(--mono);font-size:.74rem;letter-spacing:.05em;color:var(--muted-2);margin:.2rem 0 1.4rem;text-transform:uppercase}
.article-body p{margin:0 0 1.1rem;line-height:1.75}
.article-note{background:var(--paper);border:1px dashed var(--line-strong);border-radius:var(--r);padding:1rem 1.2rem;color:var(--muted);font-size:.92rem;margin:1.6rem 0}
.article-back{display:inline-flex;align-items:center;gap:.4rem;margin-top:1.4rem;font-weight:600}

/* =====================================================================
   AMÉLIORATIONS — accueil dynamique + bibliothèque enrichie
   (ajouts non destructifs ; respectent prefers-reduced-motion plus haut)
   ===================================================================== */

/* ---------- Hero : diaporama campus + réseau animé ---------- */
.hero-figure{aspect-ratio:16/10}
.hero-gallery{position:absolute;inset:0}
.hero-gallery img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:0;transition:opacity 1.2s ease;transform:scale(1.04)}
.hero-gallery img.is-active{opacity:1;animation:heroKen 7s ease-out forwards}
@keyframes heroKen{from{transform:scale(1.08)}to{transform:scale(1)}}
.hero-dots{position:absolute;top:.9rem;right:.9rem;z-index:3;display:flex;gap:.4rem;justify-content:flex-end}
.hero-dots button{width:7px;height:7px;border-radius:50%;border:0;padding:0;background:rgba(255,255,255,.45);cursor:pointer;transition:width .2s,background .2s}
.hero-dots button.is-active{width:20px;border-radius:99px;background:#fff}
/* nœuds du réseau : pulsation lente et décalée */
.hero-net circle{transform-box:fill-box;transform-origin:center;animation:nodePulse 4.2s ease-in-out infinite}
.hero-net circle:nth-child(2){animation-delay:.4s}.hero-net circle:nth-child(3){animation-delay:.9s}
.hero-net circle:nth-child(4){animation-delay:1.3s}.hero-net circle:nth-child(5){animation-delay:.2s}
.hero-net circle:nth-child(6){animation-delay:1.7s}.hero-net circle:nth-child(7){animation-delay:.7s}
.hero-net circle:nth-child(8){animation-delay:2.1s}
.hero-net g[stroke] line{stroke-dasharray:6 7;animation:lineFlow 9s linear infinite}
@keyframes nodePulse{0%,100%{opacity:.55;transform:scale(1)}50%{opacity:1;transform:scale(1.45)}}
@keyframes lineFlow{to{stroke-dashoffset:-130}}

/* ---------- Galerie campus (accueil) ---------- */
.gallery{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-flow:dense;gap:1rem;margin-top:.4rem}
.gallery figure{position:relative;margin:0;overflow:hidden;border-radius:var(--r);box-shadow:var(--shadow-sm);background:var(--ink)}
.gallery img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;transition:transform .5s ease}
.gallery figure:hover img{transform:scale(1.06)}
.gallery figure.wide{grid-column:span 2}
.gallery figure.wide img{aspect-ratio:16/9}
.gallery figcaption{position:absolute;left:0;right:0;bottom:0;padding:1.6rem .9rem .7rem;background:linear-gradient(transparent,rgba(16,35,56,.86));color:#eaf2f7;font-family:var(--mono);font-size:.72rem;letter-spacing:.04em}
.gallery figcaption b{display:block;font-family:var(--display);font-size:.92rem;letter-spacing:0;color:#fff;margin-bottom:.1rem}
@media (max-width:760px){.gallery{grid-template-columns:repeat(2,1fr)}.gallery figure.wide{grid-column:span 2}.gallery figure.wide img{aspect-ratio:16/9}}

/* ---------- Bibliothèque : barre d'outils collante ---------- */
.lib-bar{position:sticky;top:70px;z-index:20;background:var(--paper);border-bottom:1px solid var(--line);padding:1rem 0;margin-bottom:0}
.lib-bar .container{display:flex;flex-direction:column;gap:.8rem}
.lib-bar .lib-toolbar,.lib-bar .lib-cats{margin:0}
.lib-sort{display:flex;align-items:center;gap:.5rem;font-size:.85rem;color:var(--muted)}
.lib-sort select{font-family:var(--body);font-size:.86rem;color:var(--navy);border:1.5px solid var(--line-strong);border-radius:999px;padding:.45rem 2rem .45rem .9rem;background:#fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M2 4l4 4 4-4' stroke='%2327436F' stroke-width='1.6' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") no-repeat right .8rem center;-webkit-appearance:none;appearance:none;cursor:pointer}
.lib-sort select:focus{outline:none;border-color:var(--cyan);box-shadow:0 0 0 3px rgba(0,173,238,.15)}
.chip,.catchip{position:relative}
.chip .n,.catchip .n{font-family:var(--mono);font-size:.62rem;opacity:.7;margin-left:.35rem}
.chip.active .n,.catchip.active .n{opacity:.85}

/* ---------- Bibliothèque : ressource à la une ---------- */
.lib-spot{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:1.6rem;background:linear-gradient(135deg,var(--navy),var(--ink-2));color:#fff;border-radius:var(--r-lg);padding:1.6rem 1.8rem;box-shadow:var(--shadow);margin-bottom:2.2rem}
.lib-spot .spot-cover{width:96px;flex:none}
.lib-spot .spot-cover .cover-art{aspect-ratio:3/4;border-radius:9px;padding:.7rem .6rem;display:flex;flex-direction:column}
.lib-spot .spot-cover .cover-title{font-size:.78rem;margin:.5rem 0 0 .35rem;-webkit-line-clamp:5}
.lib-spot-body .eyebrow{color:#7fd3f4;margin-bottom:.5rem}
.lib-spot-body .eyebrow::before{background:#7fd3f4}
.lib-spot-body h3{color:#fff;font-size:1.3rem;margin:0 0 .35rem}
.lib-spot-body p{color:#cfe0ec;margin:0;font-size:.95rem;max-width:60ch}
.lib-spot-body .meta{font-family:var(--mono);font-size:.7rem;letter-spacing:.08em;text-transform:uppercase;color:#9fb6c4;margin-top:.5rem}
.lib-spot .btn{flex:none}
@media (max-width:760px){.lib-spot{grid-template-columns:auto 1fr;gap:1rem;padding:1.3rem}.lib-spot .btn{grid-column:1 / -1;width:100%}}

/* ---------- Bibliothèque : compteur + étagères avec flèches ---------- */
.lib-count{font-family:var(--mono);font-size:.74rem;letter-spacing:.06em;color:var(--muted-2);text-transform:uppercase;margin:0 0 1.1rem}
.lib-count b{color:var(--navy)}
.shelf-head{align-items:center}
.shelf-nav{display:flex;gap:.4rem}
.shelf-nav button{width:32px;height:32px;border-radius:50%;border:1.5px solid var(--line-strong);background:#fff;color:var(--navy);cursor:pointer;display:grid;place-items:center;font-size:1rem;line-height:1;transition:border-color .15s,background .15s}
.shelf-nav button:hover{border-color:var(--navy);background:var(--paper)}
.shelf-row{scroll-behavior:smooth}
.lib-reset{margin-top:.8rem;display:inline-flex}
@media (max-width:600px){.shelf-nav{display:none}}

/* Bibliothèque : filtres qui passent à la ligne sur petit écran */
@media (max-width:760px){
  .lib-bar .lib-filters{flex-wrap:wrap}
  .lib-bar .lib-toolbar{gap:.7rem}
  .lib-sort{width:100%;justify-content:space-between}
  .lib-sort select{flex:1;margin-left:.5rem}
  .band-stats{gap:1.2rem 2rem}
}

/* Confirmation du formulaire de contact */
.contact-done{color:var(--ok);font-weight:600;margin-top:.6rem}

/* =====================================================================
   V3 — COUCHE DYNAMIQUE & ESTHÉTIQUE
   Renforcement visuel de l'ensemble des pages : en-tête réactif,
   barre de progression, micro-interactions, halos, cascades.
   Toutes les animations respectent prefers-reduced-motion (fin de bloc).
   ===================================================================== */

/* ---------- Entrée de page en douceur ---------- */
html.js body{animation:pageIn .5s ease both}
@keyframes pageIn{from{opacity:0}to{opacity:1}}

/* ---------- Barre de progression de lecture ---------- */
.scroll-progress{position:fixed;top:0;left:0;right:0;height:3px;z-index:1200;
  background:linear-gradient(90deg,var(--cyan),var(--blue) 55%,var(--orange));
  transform:scaleX(0);transform-origin:left;pointer-events:none}

/* ---------- En-tête réactif au défilement ---------- */
.site-header{transition:box-shadow .25s ease,background .25s ease}
.site-header.scrolled{background:rgba(255,255,255,.97);box-shadow:0 6px 24px rgba(16,35,56,.1)}
.site-header.scrolled .nav-wrap{min-height:62px}
.nav-wrap{transition:min-height .25s ease}
.logo img{transition:transform .25s ease}
.logo:hover img{transform:scale(1.05) rotate(-2deg)}

/* Liens de navigation : soulignement animé */
.nav-link::before{content:"";position:absolute;left:.7rem;right:.7rem;bottom:.28rem;height:2px;
  background:var(--cyan);border-radius:2px;transform:scaleX(0);transform-origin:left;transition:transform .25s ease}
.nav-link:hover::before{transform:scaleX(1)}
.nav-link.active::before{display:none}

/* ---------- Boutons : reflet balayant + élévation ---------- */
.btn{position:relative;overflow:hidden}
.btn::after{content:"";position:absolute;top:0;left:-80%;width:50%;height:100%;
  background:linear-gradient(100deg,transparent,rgba(255,255,255,.35),transparent);
  transform:skewX(-20deg);transition:left .45s ease;pointer-events:none}
.btn:hover::after{left:130%}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(224,99,26,.4)}
.btn-secondary:hover,.btn-outline:hover{transform:translateY(-2px)}
.btn-ghost-light:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(0,0,0,.25)}

/* ---------- Hero : halo animé + titre irisé ---------- */
.hero::after{content:"";position:absolute;inset:-20%;pointer-events:none;opacity:.5;
  background:
    radial-gradient(420px 320px at 20% 30%, rgba(0,173,238,.22), transparent 65%),
    radial-gradient(520px 380px at 80% 70%, rgba(224,99,26,.10), transparent 65%);
  animation:heroAurora 16s ease-in-out infinite alternate}
@keyframes heroAurora{from{transform:translate3d(-2%,-2%,0) scale(1)}to{transform:translate3d(3%,3%,0) scale(1.06)}}
.hero-inner{z-index:1}
.hero h1 .hl{background:linear-gradient(90deg,#7fd3f4,#00ADEE,#7fd3f4);background-size:200% 100%;
  -webkit-background-clip:text;background-clip:text;color:transparent;
  animation:hlShift 6s ease-in-out infinite}
@keyframes hlShift{0%,100%{background-position:0% 0}50%{background-position:100% 0}}
.hero-figure{transition:transform .5s ease,box-shadow .5s ease}
.hero-figure:hover{transform:translateY(-4px);box-shadow:0 40px 80px rgba(0,0,0,.55)}

/* ---------- Cartes : élévation, liseré lumineux, spotlight curseur ---------- */
.card,.res,.quote{position:relative;transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease}
.card::before,.res::before,.quote::before{content:"";position:absolute;inset:0;border-radius:inherit;
  background:radial-gradient(220px circle at var(--mx,50%) var(--my,50%),rgba(0,173,238,.10),transparent 65%);
  opacity:0;transition:opacity .3s ease;pointer-events:none}
.card:hover,.res:hover,.quote:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:rgba(0,173,238,.45)}
.card:hover::before,.res:hover::before,.quote:hover::before{opacity:1}
.card-link .card-arrow{display:inline-flex;align-items:center;gap:.3rem;margin-top:1rem;
  font-weight:600;color:var(--cyan-700);transition:gap .2s ease,color .2s ease}
.card-link:hover .card-arrow{gap:.65rem;color:var(--orange)}
.card.accent{transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease,border-top-color .25s ease}
.card.accent:hover{border-top-color:var(--orange)}
.card .ic{transition:transform .25s ease,background .25s ease}
.card:hover .ic{transform:scale(1.1) rotate(-4deg);background:rgba(0,173,238,.18)}

/* ---------- Étapes numérotées : cercle qui s'illumine ---------- */
.step .n{transition:background .25s ease,color .25s ease,transform .25s ease,border-color .25s ease}
.step:hover .n{background:var(--cyan);border-color:var(--cyan);color:#fff;transform:scale(1.08)}
.navy-band .step:hover .n{background:#7fd3f4;border-color:#7fd3f4;color:var(--ink)}

/* ---------- Images des sections : zoom feutré ---------- */
.split .media{overflow:hidden;border-radius:var(--r)}
.split .media img{transition:transform .6s ease}
.split .media:hover img{transform:scale(1.04)}

/* ---------- Galerie : légende qui se soulève ---------- */
.gallery figcaption{transform:translateY(6px);opacity:.92;transition:transform .35s ease,opacity .35s ease}
.gallery figure:hover figcaption{transform:none;opacity:1}
.gallery figure{transition:box-shadow .3s ease,transform .3s ease}
.gallery figure:hover{box-shadow:var(--shadow);transform:translateY(-3px)}

/* ---------- Titres de section : trait d'accent ---------- */
h2.title{position:relative;padding-bottom:.55rem}
h2.title::after{content:"";position:absolute;left:0;bottom:0;width:46px;height:3px;border-radius:3px;
  background:linear-gradient(90deg,var(--cyan),var(--orange))}
.section-head.center h2.title::after{left:50%;transform:translateX(-50%)}
.navy-band h2.title::after{background:linear-gradient(90deg,#7fd3f4,var(--orange))}
.cta-band h2{padding-bottom:0}.cta-band h2::after{display:none}

/* ---------- FAQ : survol + ouverture animée ---------- */
.faq details{transition:background .2s ease}
.faq details:hover{background:var(--paper)}
.faq details[open] .a{animation:faqOpen .3s ease both}
@keyframes faqOpen{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}

/* ---------- Bandeau CTA photo : voile respirant ---------- */
.cta-band.photo{background-size:cover;background-position:center;isolation:isolate}
.cta-band.photo::before{content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(135deg,rgba(22,38,63,.88),rgba(31,53,86,.82))}
.cta-band{transition:box-shadow .3s ease}
.cta-band:hover{box-shadow:0 24px 60px rgba(16,35,56,.25)}

/* ---------- Pied de page : liens réactifs ---------- */
.site-footer a{transition:color .2s ease,transform .2s ease}
.foot-soc a{transition:transform .2s ease,background .2s ease,color .2s ease}
.foot-soc a:hover{transform:translateY(-3px)}

/* ---------- Bouton retour en haut : plus visible ---------- */
.to-top{box-shadow:0 10px 26px rgba(16,35,56,.35);transition:opacity .25s ease,transform .25s ease,background .2s ease}
.to-top:hover{transform:translateY(-3px)}

/* ---------- Message d'état des formulaires (remplace alert) ---------- */
.form-alert{display:none;margin:.8rem 0 0;padding:.7rem 1rem;border-radius:10px;font-size:.92rem;font-weight:500}
.form-alert.show{display:block;animation:faqOpen .25s ease both}
.form-alert[data-kind="error"]{background:rgba(224,99,26,.1);color:var(--orange-700);border:1px solid rgba(224,99,26,.3)}
.form-alert[data-kind="ok"]{background:rgba(31,157,107,.1);color:var(--ok);border:1px solid rgba(31,157,107,.3)}
input[aria-invalid="true"]{border-color:var(--orange) !important}

/* ---------- Chips de la bibliothèque : rebond léger ---------- */
.chip,.catchip{transition:transform .15s ease,background .2s ease,color .2s ease,border-color .2s ease}
.chip:hover,.catchip:hover{transform:translateY(-2px)}
.chip:active,.catchip:active{transform:translateY(0)}

/* ---------- Tableaux : ligne survolée ---------- */
tbody tr{transition:background .15s ease}
tbody tr:hover{background:var(--paper)}

/* ---------- Accessibilité : réduction de mouvement ---------- */
@media (prefers-reduced-motion: reduce){
  html.js body{animation:none}
  .hero::after,.hero h1 .hl,.hero-net circle,.hero-net g[stroke] line{animation:none !important}
  .btn::after{display:none}
  .card,.res,.quote,.btn,.gallery figure,.hero-figure,.step .n,.split .media img,
  .gallery img,.chip,.catchip,.to-top,.foot-soc a,.logo img{transition:none !important;transform:none !important}
  .scroll-progress{display:none}
}

/* =====================================================================
   V4 — BLOCS COLORÉS
   Cartes "Choisissez votre rôle" en couleurs + déclinaison des
   couleurs de la charte sur les grilles de cartes de tout le site.
   ===================================================================== */

/* ---------- Choisissez votre rôle : deux grandes cartes colorées ---------- */
.role-pick{max-width:860px}
.role-pick a{position:relative;overflow:hidden;border-width:1.5px;padding:1.8rem 1.7rem;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease}
.role-pick a::after{content:"";position:absolute;inset:0;opacity:0;transition:opacity .3s ease;z-index:0}
.role-pick a>*{position:relative;z-index:1}
.role-pick a:hover{transform:translateY(-5px)}
.role-pick h3{display:flex;align-items:center;gap:.4rem;transition:color .25s ease}
.role-pick p{transition:color .25s ease}
.role-arrow{transition:transform .22s ease}
.role-pick a:hover .role-arrow{transform:translateX(6px)}
.role-badge{display:inline-block;font-family:var(--mono);font-size:.64rem;letter-spacing:.12em;
  text-transform:uppercase;padding:.28rem .7rem;border-radius:999px;margin-bottom:.9rem;
  transition:background .25s ease,color .25s ease}

/* Parrain — orange (celles et ceux qui transmettent) */
.role-pick .role-parrain{background:linear-gradient(160deg,rgba(224,99,26,.14),rgba(224,99,26,.04) 55%,#fff);
  border-color:rgba(224,99,26,.45) !important}
.role-pick .role-parrain h3{color:var(--orange-700)}
.role-pick .role-parrain .role-badge{background:rgba(224,99,26,.14);color:var(--orange-700)}
.role-pick .role-parrain::after{background:linear-gradient(160deg,var(--orange),var(--orange-700))}
.role-pick .role-parrain:hover{border-color:var(--orange) !important;box-shadow:0 18px 40px rgba(224,99,26,.32)}
.role-pick .role-parrain:hover::after{opacity:1}
.role-pick .role-parrain:hover h3,.role-pick .role-parrain:hover p{color:#fff}
.role-pick .role-parrain:hover .role-badge{background:rgba(255,255,255,.2);color:#fff}

/* Filleul·e — cyan (celles et ceux qui sont guidés) */
.role-pick .role-filleul{background:linear-gradient(160deg,rgba(0,173,238,.14),rgba(0,173,238,.04) 55%,#fff);
  border-color:rgba(0,173,238,.5) !important}
.role-pick .role-filleul h3{color:var(--cyan-700)}
.role-pick .role-filleul .role-badge{background:rgba(0,173,238,.14);color:var(--cyan-700)}
.role-pick .role-filleul::after{background:linear-gradient(160deg,var(--cyan),var(--cyan-700))}
.role-pick .role-filleul:hover{border-color:var(--cyan) !important;box-shadow:0 18px 40px rgba(0,115,164,.32)}
.role-pick .role-filleul:hover::after{opacity:1}
.role-pick .role-filleul:hover h3,.role-pick .role-filleul:hover p{color:#fff}
.role-pick .role-filleul:hover .role-badge{background:rgba(255,255,255,.22);color:#fff}

/* ---------- Grilles de cartes : rotation des couleurs de la charte ----------
   1re carte : cyan · 2e : bleu médian · 3e : orange (puis navy en 4e).
   S'applique aux piliers de l'accueil, activités, actualités, adhésion,
   phases du mentorat… partout où des cartes se ressemblent. */
.grid > .card:nth-child(3n+1),
.grid > .card:nth-child(3n+1).accent{border-top:3px solid var(--cyan);
  background:linear-gradient(180deg,rgba(0,173,238,.07),#fff 46%)}
.grid > .card:nth-child(3n+2),
.grid > .card:nth-child(3n+2).accent{border-top:3px solid var(--blue);
  background:linear-gradient(180deg,rgba(0,115,164,.07),#fff 46%)}
.grid > .card:nth-child(3n),
.grid > .card:nth-child(3n).accent{border-top:3px solid var(--orange);
  background:linear-gradient(180deg,rgba(224,99,26,.07),#fff 46%)}

/* icônes et numéros accordés à la couleur de la carte */
.grid > .card:nth-child(3n+1) .ic{background:rgba(0,173,238,.12);color:var(--cyan-700)}
.grid > .card:nth-child(3n+2) .ic{background:rgba(0,115,164,.12);color:var(--blue)}
.grid > .card:nth-child(3n) .ic{background:rgba(224,99,26,.12);color:var(--orange-700)}
.grid > .card:nth-child(3n+2) .pillar-n{color:var(--blue)}
.grid > .card:nth-child(3n) .pillar-n{color:var(--orange-700)}
.grid > .card:nth-child(3n) .card-arrow{color:var(--orange-700)}

/* grilles de 4 (phases du mentorat) : la 4e reprend le navy */
.grid.g-4 > .card:nth-child(4n){border-top-color:var(--navy);
  background:linear-gradient(180deg,rgba(39,67,111,.08),#fff 46%)}
.grid.g-4 > .card:nth-child(4n) .pillar-n{color:var(--navy)}

/* survol : le liseré s'épaissit visuellement via une ombre colorée */
.grid > .card:nth-child(3n+1):hover{border-color:var(--cyan);box-shadow:0 14px 34px rgba(0,173,238,.18)}
.grid > .card:nth-child(3n+2):hover{border-color:var(--blue);box-shadow:0 14px 34px rgba(0,115,164,.18)}
.grid > .card:nth-child(3n):hover{border-color:var(--orange);box-shadow:0 14px 34px rgba(224,99,26,.18)}
.grid.g-4 > .card:nth-child(4n):hover{border-color:var(--navy);box-shadow:0 14px 34px rgba(39,67,111,.2)}

/* ---------- Posture du mentor : vert (rôle) / orange (hors champ) ---------- */
.posture .card:first-child{border-left:4px solid var(--ok);
  background:linear-gradient(160deg,rgba(31,157,107,.08),#fff 50%)}
.posture .card:first-child:hover{border-color:var(--ok);box-shadow:0 14px 34px rgba(31,157,107,.18)}
.posture .card:last-child{border-left:4px solid var(--orange);
  background:linear-gradient(160deg,rgba(224,99,26,.08),#fff 50%)}
.posture .card:last-child:hover{border-color:var(--orange);box-shadow:0 14px 34px rgba(224,99,26,.18)}

/* la section déplacée en haut de page respire un peu moins */
.role-choice{padding:3.4rem 0 3.8rem}

@media (prefers-reduced-motion: reduce){
  .role-pick a,.role-pick a::after,.role-arrow,.role-badge{transition:none !important;transform:none !important}
}