/*
Theme Name: Congrès Oncologie
Description: Thème one-page pour un congrès : affiche, programme, bouton d'inscription. À utiliser avec le plugin "Congrès – Inscription".
Version: 1.2
Text Domain: congres
*/

:root{
  --navy:#0b3a6b;
  --navy-dark:#082a50;
  --teal:#3f8f96;
  --pink:#c8283c;
  --bg:#f5f8fb;
  --text:#1f2a37;
  --muted:#5b6b7d;
  --radius:14px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--text);background:#fff;line-height:1.6}
img{max-width:100%;height:auto;display:block}
a{color:var(--teal)}
.wrap{width:min(1120px,92%);margin:0 auto}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(6px);border-bottom:1px solid #e3eaf2}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;padding:14px 0}
.brand{font-weight:800;font-size:1.25rem;color:var(--navy);text-decoration:none;letter-spacing:.5px}
.brand span{color:var(--pink)}
.nav{display:flex;align-items:center;gap:22px}
.nav a{color:var(--navy);text-decoration:none;font-weight:600;font-size:.95rem}
.nav a:hover{color:var(--teal)}

/* Buttons */
.btn{display:inline-block;background:var(--pink);color:#fff!important;padding:13px 28px;border-radius:999px;font-weight:700;text-decoration:none;border:0;cursor:pointer;font-size:1rem;transition:transform .15s,box-shadow .15s}
.btn:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(214,51,108,.35)}
.btn.small{padding:9px 20px;font-size:.9rem}
.btn.outline{background:transparent;border:2px solid #fff;color:#fff!important}
.btn.outline:hover{box-shadow:none;background:rgba(255,255,255,.12)}

/* Hero */
.hero{background:linear-gradient(135deg,var(--navy-dark),#1673b8 60%,var(--teal));color:#fff;padding:90px 0 100px;position:relative;overflow:hidden}
.hero:after{content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;background:rgba(255,255,255,.06)}
.hero .org{text-transform:uppercase;letter-spacing:3px;font-size:.85rem;opacity:.85;margin:0 0 14px}
.hero h1{font-size:clamp(2rem,5vw,3.4rem);line-height:1.15;margin:0 0 14px;max-width:760px}
.hero .slogan{font-size:1.2rem;opacity:.92;margin:0 0 28px;max-width:640px}
.pills{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:34px}
.pill{background:rgba(255,255,255,.14);padding:9px 18px;border-radius:999px;font-weight:600;font-size:.95rem}
.hero .actions{display:flex;flex-wrap:wrap;gap:14px}

/* Sections */
section{padding:72px 0}
section.alt{background:var(--bg)}
.sec-title{color:var(--navy);font-size:clamp(1.6rem,3vw,2.2rem);margin:0 0 8px}
.sec-title:after{content:"";display:block;width:56px;height:4px;border-radius:4px;background:var(--pink);margin-top:10px}
.sec-sub{color:var(--muted);margin:14px 0 34px}

.affiche-grid{display:grid;grid-template-columns:minmax(260px,420px) 1fr;gap:48px;align-items:center}
.affiche-grid img{border-radius:var(--radius);box-shadow:0 14px 40px rgba(18,49,90,.25)}
.affiche-grid h3{color:var(--navy);font-size:1.5rem;margin-top:0}
.affiche-grid p{color:var(--muted)}

.prog-img{display:block;border-radius:var(--radius);box-shadow:0 10px 30px rgba(18,49,90,.15);width:100%}
.prog-note{text-align:center;margin-top:16px}

.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(230px,100%),1fr));gap:22px}
.card{background:#fff;border:1px solid #e3eaf2;border-radius:var(--radius);padding:28px;box-shadow:0 4px 14px rgba(18,49,90,.05)}
.card .ico{font-size:1.8rem}
.card h4{margin:10px 0 6px;color:var(--navy);font-size:1.1rem}
.card p{margin:0;color:var(--muted)}

.cta-band{background:var(--navy);color:#fff;text-align:center;padding:64px 0}
.cta-band h2{margin:0 0 10px;font-size:clamp(1.5rem,3vw,2.1rem)}
.cta-band p{margin:0 0 26px;opacity:.9}

/* Footer */
.site-footer{background:var(--navy-dark);color:#b8c6d9;padding:30px 0;font-size:.9rem;text-align:center}
.site-footer a{color:#fff}

/* Page inscription */
.page-hero{background:linear-gradient(135deg,var(--navy-dark),var(--navy));color:#fff;padding:48px 0;text-align:center}
.page-hero h1{margin:0 0 6px}
.page-hero p{margin:0;opacity:.85}
.form-card{background:#fff;border:1px solid #e3eaf2;border-radius:var(--radius);padding:34px;margin:-30px auto 60px;max-width:720px;box-shadow:0 14px 40px rgba(18,49,90,.12);position:relative}
.generic{padding:60px 0;max-width:800px;margin:0 auto}

/* Harmonisation du formulaire (plugin) */
#cgi-form input[type=text],#cgi-form input[type=email],#cgi-form input[type=tel]{border:1px solid #cfd9e5;border-radius:8px;padding:11px;font-size:1rem}
#cgi-form input:focus{outline:2px solid var(--teal);border-color:var(--teal)}
#cgi-form label.cgi-q{color:var(--navy)}
#cgi-form button{background:var(--pink);color:#fff;border:0;padding:14px 34px;border-radius:999px;font-weight:700;font-size:1rem;cursor:pointer}
#cgi-form button:disabled{opacity:.6;cursor:wait}
#cgi-form .cgi-radios label{background:var(--bg);border:1px solid #dbe4ee;border-radius:8px;padding:8px 14px;margin:0 8px 8px 0;cursor:pointer}

@media (max-width:760px){
  .affiche-grid{grid-template-columns:1fr;gap:28px}
  .nav a:not(.btn){display:none}
  .hero{padding:60px 0 70px}
  .form-card{padding:22px}
}

.themes{list-style:none;padding:0;margin:0 0 26px;display:grid;grid-template-columns:repeat(auto-fit,minmax(min(220px,100%),1fr));gap:8px}
.themes li{background:var(--bg);border-left:4px solid var(--teal);padding:8px 14px;border-radius:6px;color:var(--navy);font-weight:600;text-transform:uppercase;font-size:.85rem}

/* Programme : galerie */
.prog-gallery{display:grid;gap:22px}
.prog-gallery.multi{grid-template-columns:repeat(auto-fit,minmax(min(300px,100%),1fr))}
.prog-link{display:block;cursor:zoom-in;position:relative;border-radius:var(--radius);overflow:hidden}
.prog-link .prog-img{transition:transform .25s}
.prog-link:hover .prog-img{transform:scale(1.015)}
.prog-link:after{content:"🔍";position:absolute;right:12px;bottom:12px;background:rgba(11,58,107,.85);color:#fff;border-radius:999px;width:38px;height:38px;display:flex;align-items:center;justify-content:center;font-size:1rem;opacity:0;transition:opacity .2s}
.prog-link:hover:after,.prog-link:focus-visible:after{opacity:1}

/* Lightbox */
.cg-lb{position:fixed;inset:0;z-index:1000;background:rgba(8,20,38,.94);display:none;align-items:center;justify-content:center;touch-action:pan-y}
.cg-lb.open{display:flex}
.cg-lb-stage{max-width:92vw;max-height:88vh;display:flex;align-items:center;justify-content:center}
.cg-lb-img{max-width:92vw;max-height:88vh;object-fit:contain;border-radius:8px;box-shadow:0 20px 60px rgba(0,0,0,.5);user-select:none;-webkit-user-drag:none}
.cg-lb button{position:absolute;border:0;cursor:pointer;color:#fff;background:rgba(255,255,255,.14);border-radius:50%;width:48px;height:48px;font-size:26px;line-height:1;display:flex;align-items:center;justify-content:center;transition:background .15s}
.cg-lb button:hover,.cg-lb button:focus-visible{background:var(--pink);outline:none}
.cg-lb-close{top:18px;right:18px}
.cg-lb-prev{left:18px;top:50%;transform:translateY(-50%)}
.cg-lb-next{right:18px;top:50%;transform:translateY(-50%)}
.cg-lb-count{position:absolute;bottom:18px;left:50%;transform:translateX(-50%);color:#fff;background:rgba(255,255,255,.14);padding:5px 14px;border-radius:999px;font-size:.9rem}
.cg-lb.single .cg-lb-prev,.cg-lb.single .cg-lb-next,.cg-lb.single .cg-lb-count{display:none}
body.cg-lb-lock{overflow:hidden}
@media (max-width:760px){
  .cg-lb-prev,.cg-lb-next{width:42px;height:42px}
  .cg-lb-prev{left:8px}.cg-lb-next{right:8px}
}

/* Logo */
.brand{display:flex;align-items:center;line-height:0}
.site-header .brand img.logo{height:60px!important;width:auto!important;max-width:none}
.nav a{white-space:nowrap}
.footer-logo{display:inline-block;background:#fff;border-radius:10px;padding:8px 14px;margin-bottom:14px}
.footer-logo img{height:56px;width:auto;margin:0 auto}
@media (max-width:760px){.site-header .brand img.logo{height:44px!important}}