:root{
  --navy:#0d2242;
  --navy-deep:#081831;
  --gold:#b6904e;
  --gold-soft:#c7a05a;
  --cream:#f5f3ec;
  --cream-2:#efece2;
  --red:#d81f26;
  --ink:#13294b;
  --ink-soft:#3a4a63;
  --line:#d9d3c4;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Montserrat',-apple-system,BlinkMacSystemFont,'Segoe UI',Helvetica,Arial,sans-serif;
  color:var(--ink);
  background:var(--cream);
  font-weight:300;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
em{font-style:italic}

/* ---------- Header ---------- */
.site-header{background:var(--cream);padding:26px 20px 18px;border-bottom:1px solid var(--line)}
.logos{display:flex;align-items:center;justify-content:center;gap:26px}
.logo-mts{height:44px;width:auto}
.logo-cooley{height:40px;width:auto}
.logo-divider{width:1px;height:42px;background:#b9c2ce}
.logo-divider.light{background:rgba(255,255,255,.35)}

/* ---------- Hero ---------- */
.hero{max-width:820px;margin:0 auto;padding:46px 24px 30px;text-align:center}
.eyebrow{font-size:.82rem;letter-spacing:.32em;text-transform:uppercase;color:var(--gold);font-weight:500;margin:0}
.diamond{color:var(--gold);font-size:1rem;margin:12px 0 4px}
.diamond-sm{color:var(--gold);font-size:.8rem;background:var(--cream);padding:0 14px}
.title{
  font-family:'Cormorant Garamond',Georgia,serif;
  font-weight:600;color:var(--navy);
  font-size:3.6rem;line-height:1.02;letter-spacing:.02em;
  text-transform:uppercase;margin:.1em 0 .12em;
}
.subtitle{font-family:'Cormorant Garamond',Georgia,serif;font-size:2rem;color:var(--navy);font-weight:500;line-height:1.2;margin:0 auto;max-width:640px}
.rule{position:relative;text-align:center;margin:30px auto 26px;max-width:520px}
.rule:before{content:"";position:absolute;top:50%;left:0;right:0;height:1px;background:var(--gold);opacity:.55}
.lede{max-width:660px;margin:0 auto;color:var(--ink-soft);font-size:1.02rem}
.lede p{margin:0 0 16px}

/* ---------- Speakers ---------- */
.speakers{max-width:960px;margin:0 auto;padding:14px 24px 40px;text-align:center}
.section-label{font-size:.9rem;letter-spacing:.3em;text-transform:uppercase;color:var(--gold);font-weight:600;position:relative;display:inline-block;padding:0 30px;margin-bottom:30px}
.section-label:before,.section-label:after{content:"";position:absolute;top:50%;width:26px;height:1px;background:var(--gold);opacity:.6}
.section-label:before{right:100%}
.section-label:after{left:100%}
.section-label.dark{color:var(--navy)}
.section-label.dark:before,.section-label.dark:after{background:var(--gold)}
.speaker-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:26px;align-items:start}
.speaker{margin:0}
.speaker img{width:100%;aspect-ratio:4/5;object-fit:cover;border-radius:3px;box-shadow:0 6px 18px rgba(13,34,66,.12)}
.speaker .sp-cap{margin-top:12px;display:flex;flex-direction:column;gap:3px}
.sp-name{font-family:'Cormorant Garamond',Georgia,serif;font-weight:600;font-size:1.2rem;color:var(--navy)}
.sp-role{font-family:'Cormorant Garamond',Georgia,serif;font-style:italic;font-size:.98rem;color:var(--ink-soft);line-height:1.25}
.tba{font-family:'Cormorant Garamond',Georgia,serif;font-style:italic;color:var(--ink-soft);margin-top:26px;font-size:1.05rem}

/* ---------- Details bar ---------- */
.details{background:var(--navy);color:#fff;display:flex;justify-content:center;gap:0;flex-wrap:wrap;padding:34px 24px}
.detail{flex:1 1 200px;max-width:320px;text-align:center;padding:6px 22px;position:relative}
.detail+.detail:before{content:"";position:absolute;left:0;top:12%;height:76%;width:1px;background:rgba(255,255,255,.18)}
.ico{width:34px;height:34px;stroke:var(--gold);fill:none;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round;margin:0 auto 12px}
.d-main{margin:0;font-weight:500;letter-spacing:.04em;text-transform:uppercase;font-size:.98rem}
.d-sub{margin:4px 0 0;color:var(--gold);font-size:.82rem;letter-spacing:.08em;text-transform:uppercase}

/* ---------- Register ---------- */
.register{padding:52px 20px;background:var(--cream-2)}
.reg-card{max-width:720px;margin:0 auto;background:#fff;border:1px solid var(--line);border-radius:6px;padding:44px 40px 40px;box-shadow:0 10px 40px rgba(13,34,66,.08);text-align:center}
.reg-intro{color:var(--ink-soft);max-width:560px;margin:0 auto 30px;font-size:.98rem}
form{text-align:left}
.field-row{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:0 20px}
.field-row .field{min-width:0}
.field{margin-bottom:18px;display:flex;flex-direction:column;min-width:0}
label{font-size:.78rem;letter-spacing:.09em;text-transform:uppercase;color:var(--navy);font-weight:500;margin-bottom:7px}
.req{color:var(--red);font-weight:600}
input,textarea{
  font-family:inherit;font-size:1rem;color:var(--ink);
  padding:12px 14px;border:1px solid #cfd6df;border-radius:4px;background:#fdfdfb;
  transition:border-color .15s,box-shadow .15s;width:100%;max-width:100%;
}
input:focus,textarea:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(182,144,78,.18)}
textarea{resize:vertical}
.hp{position:absolute;left:-9999px}
.form-error{color:var(--red);font-size:.9rem;margin:4px 0 0;min-height:1px}
.btn-submit{
  margin-top:18px;width:100%;background:var(--navy);color:#fff;border:none;border-radius:4px;
  padding:16px;font-family:inherit;font-size:.92rem;letter-spacing:.16em;text-transform:uppercase;font-weight:600;
  cursor:pointer;transition:background .2s,transform .05s;
}
.btn-submit:hover{background:var(--navy-deep)}
.btn-submit:active{transform:translateY(1px)}
.btn-submit:disabled{opacity:.6;cursor:default}
.req-note{font-size:.78rem;color:var(--ink-soft);text-align:center;margin:14px 0 0}
.req-note .req{margin-right:3px}

/* ---------- Confirmation ---------- */
.confirmation{padding:60px 20px;background:var(--cream-2)}
.conf-card{max-width:640px;margin:0 auto;background:#fff;border:1px solid var(--line);border-radius:6px;padding:48px 40px;text-align:center;box-shadow:0 10px 40px rgba(13,34,66,.08)}
.check{width:64px;height:64px;border-radius:50%;background:var(--navy);display:flex;align-items:center;justify-content:center;margin:0 auto 22px}
.check svg{width:32px;height:32px;stroke:var(--gold);fill:none;stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round}
.conf-card h2{font-family:'Cormorant Garamond',Georgia,serif;color:var(--navy);font-weight:600;font-size:2rem;margin:0 0 10px}
.conf-sub{color:var(--ink-soft);max-width:480px;margin:0 auto 24px}
.conf-details{background:var(--cream);border-radius:5px;padding:16px 18px;margin:0 auto 28px;max-width:440px}
.conf-details p{margin:4px 0;color:var(--navy);letter-spacing:.03em}
.cal-label{font-size:.8rem;letter-spacing:.2em;text-transform:uppercase;color:var(--gold);font-weight:600;margin:0 0 16px}
.cal-buttons{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}
.btn-cal{
  display:inline-flex;align-items:center;gap:9px;text-decoration:none;
  border:1px solid var(--navy);color:var(--navy);background:#fff;
  padding:12px 18px;border-radius:4px;font-size:.9rem;font-weight:500;letter-spacing:.03em;
  transition:background .18s,color .18s;
}
.btn-cal:hover{background:var(--navy);color:#fff}
.btn-cal svg.cal-ico{width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;flex:none}
.cal-note{font-size:.8rem;color:var(--ink-soft);margin-top:20px}

/* ---------- Footer ---------- */
.site-footer{background:var(--navy);color:#cdd6e2;text-align:center;padding:40px 20px 34px}
.footer-logos{margin-bottom:18px;opacity:.96}
.footer-logos .logo-mts{height:34px}
.footer-logos .logo-cooley{height:30px}
.foot-rsvp{margin:0 0 8px;font-size:.95rem}
.foot-rsvp a{color:var(--gold);text-decoration:none}
.foot-rsvp a:hover{text-decoration:underline}
.foot-fine{font-size:.78rem;color:rgba(205,214,226,.6);margin:6px 0 0;letter-spacing:.04em}

/* ---------- Responsive ---------- */
@media (max-width:860px){
  .title{font-size:2.7rem}
  .subtitle{font-size:1.6rem}
  .speaker-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:22px 20px;max-width:460px;margin:0 auto}
}
@media (max-width:600px){
  .site-header{padding:20px 16px 14px}
  .logos{gap:16px}
  .logo-mts{height:34px}.logo-cooley{height:31px}
  .logo-divider{height:32px}
  .hero{padding:34px 20px 24px}
  .title{font-size:2.1rem}
  .subtitle{font-size:1.3rem}
  .lede{font-size:.96rem}
  .details{flex-direction:column;gap:26px;padding:30px 20px}
  .detail{max-width:none}
  .detail+.detail:before{display:none}
  .reg-card{padding:30px 22px}
  .field-row{grid-template-columns:1fr}
  .conf-card{padding:34px 22px}
  .cal-buttons{flex-direction:column}
  .btn-cal{justify-content:center}
}


/* ---------- Speaker card = clickable ---------- */
.speaker{cursor:pointer;outline:none;transition:transform .18s}
.speaker:hover{transform:translateY(-3px)}
.speaker:focus-visible{box-shadow:0 0 0 3px rgba(182,144,78,.5);border-radius:4px}
.sp-photo{position:relative}
.sp-photo img{width:100%;aspect-ratio:4/5;object-fit:cover;border-radius:3px;box-shadow:0 6px 18px rgba(13,34,66,.12)}
.sp-badge{
  position:absolute;top:9px;right:9px;background:rgba(13,34,66,.82);color:#fff;
  font-size:.62rem;letter-spacing:.14em;text-transform:uppercase;font-weight:600;
  padding:4px 8px;border-radius:3px;opacity:0;transition:opacity .18s;
}
.speaker:hover .sp-badge,.speaker:focus-visible .sp-badge{opacity:1}
.sp-bio-link{color:var(--gold);font-family:'Montserrat',sans-serif;font-style:normal;font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;font-weight:600;margin-top:4px}
.speaker:hover .sp-bio-link{text-decoration:underline}

/* ---------- Bio modal ---------- */
.bio-modal{position:fixed;inset:0;z-index:1000;display:flex;align-items:center;justify-content:center;padding:24px}
.bio-modal[hidden]{display:none}
.bio-overlay{position:absolute;inset:0;background:rgba(8,20,40,.66);backdrop-filter:blur(2px);animation:fade .2s ease}
.bio-dialog{
  position:relative;background:#fff;max-width:640px;width:100%;max-height:86vh;overflow-y:auto;
  border-radius:8px;box-shadow:0 24px 70px rgba(8,20,40,.45);padding:34px 38px 36px;
  animation:pop .22s ease;
}
@keyframes fade{from{opacity:0}to{opacity:1}}
@keyframes pop{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.bio-close{
  position:absolute;top:12px;right:16px;border:none;background:none;color:var(--ink-soft);
  font-size:2rem;line-height:1;cursor:pointer;padding:4px 8px;border-radius:4px;transition:color .15s,background .15s;
}
.bio-close:hover{color:var(--navy);background:var(--cream)}
.bio-head{display:flex;gap:20px;align-items:center;border-bottom:1px solid var(--line);padding-bottom:20px;margin-bottom:20px}
.bio-photo{width:104px;height:130px;object-fit:cover;border-radius:4px;flex:none;box-shadow:0 5px 14px rgba(13,34,66,.16)}
.bio-name{font-family:'Cormorant Garamond',Georgia,serif;color:var(--navy);font-weight:600;font-size:1.7rem;margin:0 0 4px}
.bio-title{font-family:'Cormorant Garamond',Georgia,serif;font-style:italic;color:var(--gold);font-size:1.05rem;margin:0;line-height:1.3}
.bio-body{color:var(--ink-soft);font-size:.96rem;line-height:1.68}
.bio-body p{margin:0 0 13px}
.bio-body p:last-child{margin-bottom:0}
body.modal-open{overflow:hidden}

@media (max-width:600px){
  .bio-modal{padding:0}
  .bio-dialog{max-height:100vh;height:100%;border-radius:0;padding:26px 20px 30px}
  .bio-head{flex-direction:row;gap:14px}
  .bio-photo{width:80px;height:100px}
  .bio-name{font-size:1.4rem}
}


/* ---------- Speaker card as <button> (reliable mobile tap) ---------- */
button.speaker{
  -webkit-appearance:none;appearance:none;background:none;border:0;padding:0;margin:0;
  font:inherit;color:inherit;width:100%;text-align:center;display:block;cursor:pointer;min-width:0;
}
.speaker .sp-photo{display:block}


/* ---------- Bulletproof equal photo frames (4:5 via padding-ratio) ---------- */
.speaker .sp-photo{
  display:block;position:relative;width:100%;padding-top:125%;   /* 5/4 = 125% */
  overflow:hidden;border-radius:3px;box-shadow:0 6px 18px rgba(13,34,66,.12);
}
.speaker .sp-photo img{
  position:absolute;top:0;left:0;width:100%;height:100%;
  object-fit:cover;object-position:center top;aspect-ratio:auto;
  border-radius:0;box-shadow:none;
}