/* ==========================================================================
   BLEUSY.BE — feuille de style principale
   Congrès de Chirurgie, Médecine et Kinésithérapie du Sport
   ========================================================================== */

:root{
  /* Palette alignée sur le logo BLEUSY.be (navy + bleu, dégradé montagne) */
  --navy-950:#081a30;
  --navy-900:#0b2242;
  --navy-800:#123863;
  --navy-700:#1a4a86;
  --navy-600:#2c5fa8;
  --ice-100:#f5f9fc;
  --ice-200:#e4edf5;
  --ice-300:#c7d7e6;
  --steel-400:#8fa5bd;
  --blue-400:#5b9df5;
  --blue-500:#2f7ff0;
  /* Anciens alias "orange/gold" conservés pour ne pas casser les usages existants,
     recolorés dans les tons bleus du logo (plus aucun orange sur le site). */
  --orange-400:#2f7ff0;
  --orange-500:#1f6be0;
  --orange-600:#123863;
  --gold-300:#a9d4ff;

  --font-display:'Montserrat', 'Segoe UI', Arial, sans-serif;
  --font-body:'Montserrat', 'Segoe UI', Arial, sans-serif;

  --radius-md:10px;
  --radius-lg:18px;
  --shadow-soft:0 20px 45px -20px rgba(3,10,20,.55);
  --container:1180px;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--ice-100);
  color:var(--navy-900);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{
  font-family:var(--font-display);
  font-weight:800;
  line-height:1.15;
  margin:0 0 .6em;
  letter-spacing:.01em;
}
p{margin:0 0 1em;}
.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
}
section{padding:88px 0;}
@media (max-width:720px){ section{padding:56px 0;} }

.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-family:var(--font-display);
  font-weight:700;
  font-size:.78rem;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--orange-500);
  margin-bottom:14px;
}
.eyebrow::before{
  content:"";
  width:26px;height:2px;
  background:var(--orange-500);
  display:inline-block;
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  padding:14px 30px;
  border-radius:999px;
  font-family:var(--font-display);
  font-weight:700;
  font-size:.92rem;
  letter-spacing:.03em;
  text-transform:uppercase;
  border:2px solid transparent;
  cursor:pointer;
  transition:transform .18s ease, box-shadow .18s ease, background .18s ease, color .18s ease;
}
.btn-primary{
  background:linear-gradient(135deg,var(--orange-400),var(--orange-600));
  color:#fff;
  box-shadow:0 14px 30px -10px rgba(31,107,224,.45);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 36px -10px rgba(31,107,224,.55);}
.btn-ghost{
  background:transparent;
  border-color:rgba(255,255,255,.55);
  color:#fff;
}
.btn-ghost:hover{background:rgba(255,255,255,.12);transform:translateY(-2px);}
.btn-outline{
  background:transparent;
  border-color:var(--navy-700);
  color:var(--navy-800);
}
.btn-outline:hover{background:var(--navy-800);color:#fff;transform:translateY(-2px);}
.btn-block{width:100%;}
/* Nom d'événement injecté dans un bouton : fait partie du texte, pas un élément espacé par "gap" */
.btn [data-next],.eyebrow [data-years],.eyebrow [data-next]{display:contents;}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  border-bottom:1px solid rgba(255,255,255,.06);
}
/* Fond flouté porté par un pseudo-élément : un backdrop-filter posé sur le
   header lui-même en ferait le bloc conteneur du menu mobile (position:fixed),
   qui se retrouverait alors calé sur le header au lieu de l'écran. */
.site-header::before{
  content:"";
  position:absolute;inset:0;
  z-index:-1;
  background:rgba(8,26,48,.92);
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
}
section[id]{scroll-margin-top:124px;}
/* Les blocs en display:flex/grid (cartes, timeline...) ignoreraient sinon l'attribut hidden
   posé par assets/js/events.js */
[hidden]{display:none !important;}

.nav{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height:112px;
}
.brand{
  display:flex;
  align-items:center;
  gap:12px;
  font-family:var(--font-display);
  color:#fff;
  font-weight:800;
  font-size:1.3rem;
  letter-spacing:.03em;
}
/* Le logo (assets/img/logo-bleusy-v1.svg) a un wordmark et un texte en navy
   foncé sur fond transparent : on le pose sur une pastille blanche pour
   rester lisible sur le header/footer sombres. */
.logo-chip{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  background:#fff;
  border-radius:12px;
  padding:5px 10px;
  box-shadow:0 6px 16px -6px rgba(3,10,20,.5);
  flex:none;
}
.logo-chip img{display:block;height:88px;width:auto;}
.nav-links{
  display:flex;
  align-items:center;
  gap:6px;
}
.nav-links > li{position:relative;}
.nav-links a{
  display:flex;
  align-items:center;
  gap:6px;
  padding:12px 16px;
  font-family:var(--font-display);
  font-weight:600;
  font-size:.86rem;
  letter-spacing:.03em;
  text-transform:uppercase;
  color:var(--ice-200);
  border-radius:8px;
  transition:background .15s ease, color .15s ease;
}
.nav-links a:hover,.nav-links a.active{color:#fff;background:rgba(255,255,255,.08);}
.nav-links .caret{width:9px;height:9px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg) translateY(-2px);transition:transform .18s ease;}
.has-dropdown:hover .caret{transform:rotate(225deg) translateY(2px);}

.dropdown{
  position:absolute;
  top:calc(100% + 6px);
  left:0;
  min-width:230px;
  background:var(--navy-800);
  border:1px solid rgba(255,255,255,.08);
  border-radius:var(--radius-md);
  padding:8px;
  box-shadow:var(--shadow-soft);
  opacity:0;
  visibility:hidden;
  transform:translateY(6px);
  transition:opacity .16s ease, transform .16s ease, visibility .16s ease;
}
.has-dropdown:hover .dropdown,
.has-dropdown:focus-within .dropdown{
  opacity:1;visibility:visible;transform:translateY(0);
}
.dropdown a{
  display:block;
  padding:10px 12px;
  border-radius:6px;
  font-size:.82rem;
  text-transform:none;
  letter-spacing:.01em;
  font-weight:600;
  color:var(--ice-200);
}
.dropdown a:hover{background:rgba(255,255,255,.08);color:#fff;}
/* Pont invisible entre le lien et le panneau : la souris ne "tombe" pas dans l'espace de 6px */
.dropdown::before{content:"";position:absolute;left:0;right:0;top:-12px;height:12px;}

/* Méga-menu "Congrès" : un événement par bloc, avec lieu et dates */
.dropdown-mega{
  left:50%;
  width:580px;
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:4px 16px;
  padding:14px;
  transform:translate(-50%,6px);
}
.has-dropdown:hover .dropdown-mega,
.has-dropdown:focus-within .dropdown-mega{transform:translate(-50%,0);}
.dropdown-mega .dd-group{display:flex;flex-direction:column;gap:2px;}
.dropdown .dd-title{
  display:block;
  padding:10px 12px;
  font-size:.9rem;
  font-weight:700;
  color:#fff;
}
.dropdown .dd-meta{
  display:block;
  margin-top:3px;
  font-size:.74rem;
  font-weight:500;
  color:var(--steel-400);
}
.dropdown .dd-title.active,
.dropdown .dd-sub a.active{background:rgba(47,127,240,.18);color:#fff;}
.dropdown .dd-sub{margin:0 0 4px 12px;padding-left:10px;border-left:1px solid rgba(255,255,255,.12);}
.dropdown .dd-sub a{padding:7px 12px;font-size:.82rem;}
.dropdown .dd-past{margin-top:6px;padding-top:14px;border-top:1px solid rgba(255,255,255,.08);border-radius:0 0 6px 6px;}
.dropdown .dd-label{
  display:block;
  padding:4px 12px 6px;
  font-family:var(--font-display);
  font-size:.68rem;
  font-weight:700;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--blue-400);
}
.dropdown .dd-empty{padding:6px 12px;}
/* Sous-menu "Événements" : une colonne, aligné à droite (dernier onglet avant Contact) */
.dropdown-events{left:auto;right:0;min-width:330px;padding:10px;}
.dropdown-events .dd-group + .dd-group .dd-past{margin-top:4px;}
.dropdown-events .dd-sub .dd-meta{margin-top:2px;}
.nav-cta{margin-left:8px;}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border-radius:8px;
  background:rgba(255,255,255,.08);
  border:none;
  color:#fff;
  align-items:center;justify-content:center;
  cursor:pointer;
}
.nav-toggle svg{width:22px;height:22px;}

@media (max-width:960px){
  .nav-toggle{display:flex;}
  .nav-links{
    position:fixed;
    inset:112px 0 0 0;
    flex-direction:column;
    align-items:stretch;
    background:var(--navy-900);
    padding:18px 18px 32px;
    gap:4px;
    overflow-y:auto;
    overscroll-behavior:contain;
    transform:translateX(100%);
    visibility:hidden;
    transition:transform .25s ease, visibility 0s linear .25s;
  }
  .nav-links.open{transform:translateX(0);visibility:visible;transition:transform .25s ease;}
  .nav-links a{padding:16px;font-size:.95rem;}
  .nav-links > .has-dropdown > a{justify-content:space-between;}
  .dropdown,
  .dropdown-mega,
  .dropdown-events{
    position:static;opacity:1;visibility:visible;transform:none;
    display:none;
    width:auto;
    background:rgba(255,255,255,.04);
    box-shadow:none;border:none;margin:0 0 8px;
    padding:6px;
  }
  .dropdown::before{display:none;}
  .has-dropdown:hover .dropdown,
  .has-dropdown:focus-within .dropdown,
  .has-dropdown:hover .dropdown-mega,
  .has-dropdown:focus-within .dropdown-mega{transform:none;}
  .has-dropdown.open .dropdown{display:block;}
  .dropdown-events{min-width:0;}
  .has-dropdown:hover .caret{transform:rotate(45deg) translateY(-2px);}
  .has-dropdown.open .caret{transform:rotate(225deg);}
  .dropdown .dd-title{padding:12px 14px;}
  .dropdown .dd-sub a{padding:10px 14px;}
  .nav-cta{margin:10px 0 0;}
  .nav-cta .btn{width:100%;}
}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  color:#fff;
  overflow:hidden;
  min-height:620px;
  display:flex;
  align-items:center;
  /* Image choisie au hasard à chaque visite par assets/js/hero.js (valeurs par défaut ci-dessous) */
  background:
    linear-gradient(180deg, rgba(8,26,48,.80) 0%, rgba(8,26,48,.40) 32%, rgba(8,26,48,.50) 68%, rgba(8,26,48,.92) 100%),
    var(--hero-img, url('../img/hero-mountains-sunset-01.jpg')) var(--hero-pos, center 42%) / cover no-repeat;
  background-color:var(--navy-900);
}
.hero-inner{
  position:relative;
  z-index:2;
  text-align:center;
  max-width:820px;
  margin:0 auto;
  width:100%;
}
.hero h1{
  font-size:clamp(2.2rem,5vw,3.6rem);
  color:#fff;
  text-shadow:0 6px 30px rgba(0,0,0,.35);
}
.hero h1 .accent{
  background:linear-gradient(90deg,var(--orange-400),var(--gold-300));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.hero p.lead{
  font-size:1.15rem;
  color:var(--ice-200);
  max-width:640px;
  margin:0 auto 30px;
}
.hero-actions{
  display:flex;
  gap:16px;
  justify-content:center;
  flex-wrap:wrap;
  margin-bottom:30px;
}
.hero-meta{
  display:flex;
  gap:28px;
  justify-content:center;
  flex-wrap:wrap;
  font-family:var(--font-display);
  font-weight:700;
  font-size:.85rem;
  letter-spacing:.04em;
  text-transform:uppercase;
  color:var(--ice-300);
}
.hero-meta span{color:var(--orange-400);margin-right:6px;}
.page-hero{padding:0;min-height:380px;}
.page-hero h1{font-size:clamp(1.9rem,4vw,2.8rem);}
@media (max-width:480px){
  /* Sur-titre centré qui passe sur 2 lignes : le trait décoratif resterait orphelin à gauche */
  .hero .eyebrow::before{display:none;}
  .hero .eyebrow{letter-spacing:.12em;}
  .hero h1{font-size:clamp(1.75rem,9vw,2.2rem);}
  .page-hero h1{font-size:clamp(1.6rem,8vw,1.9rem);}
  .hero p.lead{font-size:1.02rem;}
}

/* ---------- Sections generic ---------- */
.section-head{
  max-width:680px;
  margin:0 auto 48px;
  text-align:center;
}
.section-head h2{font-size:clamp(1.7rem,3vw,2.3rem);color:var(--navy-900);}
.section-head p{color:var(--navy-600);font-size:1.05rem;}
.section-head.left{margin:0 0 40px;text-align:left;}

.bg-navy{background:var(--navy-900);color:var(--ice-200);padding-top:88px;}
.bg-navy h2,.bg-navy h3{color:#fff;}
.bg-navy .section-head p{color:var(--steel-400);}
.bg-ice{background:var(--ice-200);}

/* ---------- Cards ---------- */
.grid{display:grid;gap:28px;}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-2{grid-template-columns:repeat(2,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}
@media (max-width:960px){.grid-3,.grid-4{grid-template-columns:repeat(2,1fr);}}
@media (max-width:640px){.grid-3,.grid-4,.grid-2{grid-template-columns:1fr;}}

.card{
  background:#fff;
  border-radius:var(--radius-lg);
  padding:32px 28px;
  box-shadow:0 18px 40px -28px rgba(9,20,35,.35);
  border:1px solid rgba(9,20,35,.06);
}
.card h3{font-size:1.15rem;color:var(--navy-900);}
.card p{color:var(--navy-600);margin-bottom:0;font-size:.96rem;}
.card .icon{
  width:52px;height:52px;
  border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--blue-500),var(--navy-700));
  color:#fff;
  margin-bottom:18px;
}
.card .icon svg{width:26px;height:26px;}

.stat-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
  text-align:center;
}
@media (max-width:760px){.stat-grid{grid-template-columns:repeat(2,1fr);}}
.stat{
  padding:30px 16px;
  border-radius:var(--radius-lg);
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.08);
}
.stat .num{
  font-family:var(--font-display);
  font-weight:800;
  font-size:clamp(2.2rem,4vw,3rem);
  background:linear-gradient(135deg,var(--orange-400),var(--gold-300));
  -webkit-background-clip:text;background-clip:text;color:transparent;
  display:block;
  margin-bottom:8px;
}
.stat .label{font-size:.88rem;color:var(--ice-300);line-height:1.4;}

/* Timeline */
.timeline{position:relative;margin:0;padding-left:0;}
.timeline-item{
  display:grid;
  grid-template-columns:150px 1fr;
  gap:24px;
  padding:26px 0;
  border-top:1px solid rgba(9,20,35,.08);
}
.timeline-item:first-child{border-top:none;}
.timeline-item .when{
  font-family:var(--font-display);
  font-weight:800;
  color:var(--blue-500);
  font-size:.95rem;
}
.timeline-item .where{color:var(--navy-600);font-size:.85rem;margin-top:4px;}
.timeline-item h4{margin:0 0 6px;color:var(--navy-900);font-size:1.08rem;}
.timeline-item p{margin:0;color:var(--navy-600);font-size:.95rem;}
@media (max-width:640px){.timeline-item{grid-template-columns:1fr;gap:6px;}}

/* Speakers list */
.speaker-list{display:grid;gap:14px;}
.speaker{
  display:grid;
  grid-template-columns:auto 1fr;
  gap:18px;
  align-items:flex-start;
  padding:20px 22px;
  background:#fff;
  border-radius:var(--radius-md);
  border:1px solid rgba(9,20,35,.07);
}
.speaker .initials{
  width:46px;height:46px;border-radius:50%;
  background:linear-gradient(135deg,var(--blue-500),var(--navy-700));
  color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--font-display);font-weight:800;font-size:.9rem;
  flex:none;
}
.speaker h4{margin:0 0 4px;font-size:1.02rem;color:var(--navy-900);}
.speaker p{margin:0;color:var(--navy-600);font-size:.94rem;}

/* Pricing */
.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
@media (max-width:900px){.pricing-grid{grid-template-columns:1fr;max-width:460px;margin:0 auto;gap:34px;}}
.price-card{
  background:#fff;
  border-radius:var(--radius-lg);
  border:2px solid rgba(9,20,35,.08);
  padding:34px 28px;
  text-align:center;
  display:flex;flex-direction:column;
  transition:transform .18s ease, box-shadow .18s ease;
}
.price-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-soft);}
.price-card.featured{border-color:var(--orange-500);position:relative;}
.price-card.featured::before{
  content:"Le plus populaire";
  position:absolute;top:-14px;left:50%;transform:translateX(-50%);
  background:var(--orange-500);color:#fff;
  font-family:var(--font-display);font-weight:700;font-size:.68rem;
  letter-spacing:.08em;text-transform:uppercase;
  padding:6px 16px;border-radius:999px;
}
.price-card .tier{
  font-family:var(--font-display);font-weight:800;
  letter-spacing:.1em;text-transform:uppercase;
  color:var(--navy-600);font-size:.85rem;margin-bottom:6px;
}
.price-card .amount{
  font-family:var(--font-display);font-weight:800;
  font-size:2.6rem;color:var(--navy-900);margin-bottom:18px;
}
.price-card .amount span{font-size:1rem;color:var(--navy-600);font-weight:600;}
.price-card ul{margin:0 0 26px;text-align:left;display:grid;gap:10px;}
.price-card ul li{
  display:flex;gap:10px;align-items:flex-start;
  color:var(--navy-800);font-size:.94rem;
}
.price-card ul li svg{width:18px;height:18px;flex:none;color:var(--orange-500);margin-top:2px;}
.price-card .btn{margin-top:auto;}

.note-box{
  background:var(--ice-200);
  border-left:4px solid var(--orange-500);
  border-radius:8px;
  padding:20px 24px;
  font-size:.94rem;
  color:var(--navy-700);
  margin:18px 0;
}
.note-box strong{color:var(--navy-900);}

/* Bank box */
.bank-box{
  display:flex;flex-wrap:wrap;gap:24px;
  align-items:center;justify-content:space-between;
  background:var(--navy-900);color:#fff;
  border-radius:var(--radius-lg);
  padding:28px 32px;
  margin:30px 0;
}
.bank-box .iban{font-family:var(--font-display);font-weight:800;font-size:1.25rem;letter-spacing:.04em;color:var(--orange-400);}
.bank-box .label{font-size:.8rem;text-transform:uppercase;letter-spacing:.1em;color:var(--steel-400);}

/* Info blocks (infos pratiques) */
.info-block{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;margin-bottom:70px;}
.info-block:nth-child(even){direction:rtl;}
.info-block:nth-child(even) > *{direction:ltr;}
@media (max-width:860px){.info-block{grid-template-columns:1fr;}.info-block:nth-child(even){direction:ltr;}}
.info-visual{
  border-radius:var(--radius-lg);
  overflow:hidden;
  min-height:260px;
  display:flex;align-items:center;justify-content:center;
}
.info-visual svg{width:100%;height:100%;}

.video-embed{
  position:relative;
  padding-bottom:56.25%;
  height:0;
  overflow:hidden;
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-soft);
  background:var(--navy-950);
}
.video-embed iframe{position:absolute;top:0;left:0;width:100%;height:100%;border:0;}

/* Compact multi-field form layout (talon réponse, etc.) */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 20px;}
.form-grid .form-field.full{grid-column:1/-1;}
@media (max-width:640px){.form-grid{grid-template-columns:1fr;}}

.total-box{
  display:flex;align-items:center;justify-content:space-between;
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.12);
  border-radius:10px;
  padding:16px 20px;
  margin:6px 0 20px;
}
.total-box .label{font-size:.8rem;text-transform:uppercase;letter-spacing:.06em;color:var(--steel-400);}
.total-box .value{font-family:var(--font-display);font-weight:800;font-size:1.4rem;color:#fff;}
.info-block h3{color:var(--navy-900);font-size:1.5rem;}
.info-block .sub{color:var(--blue-500);font-family:var(--font-display);font-weight:700;font-size:.85rem;text-transform:uppercase;letter-spacing:.08em;margin-bottom:10px;display:block;}
.info-block p{color:var(--navy-600);}
.info-block ul{display:grid;gap:8px;margin-top:14px;}
.info-block ul li{display:flex;gap:10px;color:var(--navy-700);font-size:.95rem;}
.info-block ul li svg{width:18px;height:18px;color:var(--orange-500);flex:none;margin-top:3px;}

/* Contact / form */
.contact-wrap{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:50px;
  align-items:start;
}
@media (max-width:860px){.contact-wrap{grid-template-columns:1fr;}}
.form-field{margin-bottom:18px;}
.form-field label{
  display:block;font-family:var(--font-display);font-weight:700;
  font-size:.8rem;letter-spacing:.05em;text-transform:uppercase;
  color:var(--steel-400);margin-bottom:8px;
}
.form-field input,.form-field textarea,.form-field select{
  width:100%;
  padding:14px 16px;
  border:1.5px solid rgba(9,20,35,.15);
  border-radius:8px;
  font-family:var(--font-body);
  font-size:.98rem;
  background:#fff;
  color:var(--navy-900);
  transition:border-color .15s ease, box-shadow .15s ease;
}
.form-field input:focus,.form-field textarea:focus,.form-field select:focus{
  outline:none;border-color:var(--blue-500);
  box-shadow:0 0 0 4px rgba(59,130,232,.15);
}
.form-field textarea{min-height:140px;resize:vertical;}
.form-note{font-size:.85rem;color:var(--steel-400);margin-top:10px;}
#form-status{margin-top:14px;font-weight:600;font-size:.92rem;}
#form-status.ok{color:#1a8a4a;}
#form-status.err{color:#c23b3b;}

.contact-card{
  background:var(--navy-900);
  color:#fff;
  border-radius:var(--radius-lg);
  padding:34px;
}
.contact-card h3{color:#fff;}
.contact-item{display:flex;gap:14px;align-items:flex-start;margin-bottom:20px;}
.contact-item .icon{
  width:42px;height:42px;border-radius:10px;flex:none;
  background:rgba(255,255,255,.1);
  display:flex;align-items:center;justify-content:center;
}
.contact-item .icon svg{width:20px;height:20px;color:var(--orange-400);}
.contact-item a,.contact-item span{color:var(--ice-200);font-size:.95rem;}
.contact-item strong{display:block;color:#fff;font-size:.78rem;text-transform:uppercase;letter-spacing:.08em;margin-bottom:3px;}

/* Past events */
.event-card{
  background:#fff;border-radius:var(--radius-lg);
  overflow:hidden;border:1px solid rgba(9,20,35,.08);
  display:flex;flex-direction:column;
  transition:transform .18s ease, box-shadow .18s ease;
}
.event-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-soft);}
.event-card .thumb{
  height:150px;
  background:linear-gradient(135deg,var(--navy-700),var(--navy-950));
  position:relative;
  display:flex;align-items:center;justify-content:center;
}
.event-card .thumb svg{width:70px;height:70px;opacity:.5;}
.event-card .thumb .badge{
  position:absolute;top:14px;left:14px;
  background:var(--orange-500);color:#fff;
  font-family:var(--font-display);font-weight:700;font-size:.7rem;
  letter-spacing:.06em;text-transform:uppercase;
  padding:5px 12px;border-radius:999px;
}
.event-card .body{padding:22px 24px;flex:1;display:flex;flex-direction:column;}
.event-card h3{font-size:1.05rem;margin-bottom:8px;}
.event-card p{color:var(--navy-600);font-size:.92rem;flex:1;}
.event-card .tag{
  font-size:.75rem;color:var(--blue-500);font-weight:700;
  text-transform:uppercase;letter-spacing:.06em;margin-bottom:8px;display:block;
}

/* CTA band */
.cta-band{
  background:linear-gradient(120deg,var(--navy-950),var(--navy-700));
  color:#fff;
  border-radius:var(--radius-lg);
  padding:56px 44px;
  text-align:center;
  position:relative;
  overflow:hidden;
}
.cta-band h2{color:#fff;}
.cta-band p{color:var(--ice-300);max-width:560px;margin:0 auto 26px;}

/* Footer */
.site-footer{background:var(--navy-950);color:var(--steel-400);padding:60px 0 24px;}
@media (max-width:640px){.site-footer{padding-bottom:84px;}} /* dégage le bouton "retour en haut" */
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;margin-bottom:40px;}
@media (max-width:860px){.footer-grid{grid-template-columns:1fr 1fr;}}
@media (max-width:560px){.footer-grid{grid-template-columns:1fr;}}
.footer-grid h4{color:#fff;font-size:.85rem;letter-spacing:.08em;text-transform:uppercase;margin-bottom:16px;}
.footer-grid ul{display:grid;gap:10px;}
.footer-grid a{font-size:.92rem;color:var(--steel-400);transition:color .15s ease;}
.footer-grid a:hover{color:#fff;}
.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-family:var(--font-display);font-weight:800;font-size:1.15rem;margin-bottom:14px;}
.footer-brand .logo-chip img{height:128px;}
.footer-grid p{font-size:.9rem;color:var(--steel-400);max-width:280px;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.08);
  padding-top:22px;
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;
  font-size:.82rem;
}

.back-to-top{
  position:fixed;right:22px;bottom:22px;
  width:46px;height:46px;border-radius:50%;
  background:var(--orange-500);color:#fff;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 10px 24px -8px rgba(0,0,0,.5);
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity .2s ease, transform .2s ease, visibility .2s ease;
  z-index:90;
  border:none;cursor:pointer;
}
.back-to-top.show{opacity:1;visibility:visible;transform:translateY(0);}
.back-to-top svg{width:20px;height:20px;}

.breadcrumb{font-size:.82rem;color:var(--ice-300);margin-bottom:16px;}
.breadcrumb a{color:var(--orange-400);}

[data-reveal]{opacity:0;transform:translateY(18px);transition:opacity .6s ease, transform .6s ease;}
[data-reveal].in{opacity:1;transform:none;}

/* ---------- Pages légales (conditions générales, confidentialité) ---------- */
.legal{max-width:820px;margin:0 auto;color:var(--navy-700);overflow-wrap:anywhere;}
.legal .legal-updated{font-size:.88rem;color:var(--navy-600);margin-bottom:28px;}
.legal-toc{background:#fff;border:1px solid rgba(9,20,35,.08);border-radius:var(--radius-md);padding:20px 24px;margin-bottom:44px;}
.legal-toc strong{display:block;font-family:var(--font-display);font-size:.8rem;letter-spacing:.1em;text-transform:uppercase;color:var(--navy-900);margin-bottom:10px;}
.legal-toc ol{margin:0;padding:0;list-style:none;display:grid;gap:4px;}
.legal-toc a{color:var(--blue-500);font-weight:600;}
.legal h2{font-size:1.25rem;color:var(--navy-900);margin:44px 0 14px;scroll-margin-top:124px;}
.legal h2:first-of-type{margin-top:0;}
.legal p,.legal li{font-size:.97rem;line-height:1.7;}
.legal ul{list-style:disc;padding-left:22px;margin:0 0 1em;display:grid;gap:6px;}
.legal a{color:var(--blue-500);font-weight:600;}
.legal .todo{background:#fff4d6;color:#7a5200;border:1px dashed #d9a13b;border-radius:6px;padding:2px 8px;font-weight:600;}
.legal .legal-card{background:#fff;border:1px solid rgba(9,20,35,.08);border-radius:var(--radius-md);padding:18px 22px;margin:0 0 1em;}
.footer-bottom a{color:var(--ice-300);text-decoration:underline;text-underline-offset:3px;}
.footer-bottom a:hover{color:#fff;}

/* Fiche de l'agenda ciblée depuis le menu (ex. index.html#congres-2027) */
.timeline-item[id]{scroll-margin-top:140px;}
.timeline-item:target{background:rgba(47,127,240,.08);border-radius:var(--radius-md);box-shadow:inset 3px 0 0 var(--blue-500);padding-left:16px;padding-right:16px;}