/* RSSI 2027 committee dropdown + committee split + speakers page */
.nav-dropdown{position:relative;display:flex;align-items:center}
.nav-dropdown>a{display:flex;align-items:center;gap:5px}
.nav-caret{font-size:10px;line-height:1;transition:transform .18s ease}
.nav-dropdown-menu{position:absolute;top:100%;left:0;min-width:225px;padding:8px;background:#fff;border:1px solid var(--border);border-radius:12px;box-shadow:var(--shadow);opacity:0;visibility:hidden;transform:translateY(8px);transition:.18s ease;z-index:120}
.nav-dropdown-menu a{display:block;padding:10px 12px!important;white-space:nowrap}
.nav-dropdown:hover .nav-dropdown-menu,.nav-dropdown:focus-within .nav-dropdown-menu{opacity:1;visibility:visible;transform:translateY(0)}
.nav-dropdown:hover .nav-caret,.nav-dropdown:focus-within .nav-caret{transform:rotate(180deg)}

.committee-choice-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.committee-choice-card{display:block;padding:32px;border:1px solid var(--border);border-radius:20px;background:#fff;box-shadow:0 12px 34px rgba(16,34,56,.06);transition:.2s ease}
.committee-choice-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#c7d7e8}
.committee-choice-card>span{display:inline-grid;place-items:center;width:38px;height:38px;border-radius:50%;background:#e9f8f9;color:var(--teal);font-weight:900}
.committee-choice-card:nth-child(2)>span{background:#fff0de;color:var(--orange)}
.committee-choice-card h2{font-family:Georgia,"Times New Roman",serif;color:#0c2f5d;margin:18px 0 8px}
.committee-choice-card p{color:var(--muted);margin:0 0 18px}
.committee-choice-card strong{color:var(--navy)}

.speaker-empty{max-width:760px;margin:10px auto;text-align:center;padding:54px 28px;border:1px dashed #cbd7e5;border-radius:20px;background:#f8fbff}
.speaker-empty h2{font-family:Georgia,"Times New Roman",serif;color:#0c2f5d;font-size:clamp(27px,3vw,40px);margin:12px 0 0}
.speaker-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.speaker-card{overflow:hidden;border:1px solid var(--border);border-radius:20px;background:#fff;box-shadow:0 10px 30px rgba(16,34,56,.06)}
.speaker-card>img,.speaker-placeholder{width:100%;aspect-ratio:4/3;object-fit:cover;background:#eaf0f5}
.speaker-placeholder{display:grid;place-items:center;font-family:Georgia,"Times New Roman",serif;font-size:72px;font-weight:700;color:#4c739d;background:linear-gradient(145deg,#eaf3fc,#eff9f9)}
.speaker-card-body{padding:22px}
.speaker-card-body h2{font-family:Georgia,"Times New Roman",serif;color:#0c2f5d;font-size:24px;line-height:1.2;margin:0 0 8px}
.speaker-designation{font-weight:800;color:var(--teal);margin:0}
.speaker-organization{color:var(--muted);margin:4px 0 0}
.speaker-talk{margin-top:18px;padding-top:16px;border-top:1px solid var(--border)}
.speaker-talk span{display:block;text-transform:uppercase;letter-spacing:.08em;font-size:10px;color:var(--muted);font-weight:850}
.speaker-talk strong{display:block;margin-top:4px;color:var(--navy)}
.speaker-bio{margin:16px 0 0;color:#4d6076;font-size:14px}

@media(max-width:1050px){
  .nav-dropdown{display:block}
  .nav-dropdown>a{justify-content:space-between}
  .nav-dropdown-menu{position:static;min-width:0;margin:2px 0 4px 12px;padding:4px;border:0;border-left:2px solid #dbe5ef;border-radius:0;box-shadow:none;opacity:1;visibility:visible;transform:none;background:#f8fafc}
  .nav-dropdown-menu a{font-size:13px!important;padding:8px 10px!important}
  .speaker-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:700px){
  .committee-choice-grid,.speaker-grid{grid-template-columns:1fr}
  .committee-choice-card{padding:24px}
}