/* =================================================================
   NAFS MARITIME EXECUTIVE SUMMIT — "Cherenkov" design system
   Palette: deep maritime midnight · atomic cyan glow · luxury gold
   ================================================================= */

:root{
  /* base */
  --abyss:#040a14;          /* deepest sea / page base            */
  --hull:#0a1626;           /* panels                             */
  --hull-2:#0f1f33;         /* raised panels                      */
  --line:rgba(120,160,200,.14);

  /* accents */
  --cherenkov:#3fe0e6;      /* atomic reactor glow (signature)    */
  --cherenkov-deep:#1aa6cf; /* deeper energy blue                 */
  --gold:#d8b86a;           /* luxury / heritage                  */
  --gold-soft:#e6d29a;

  /* text */
  --foam:#eaf1f9;
  --mist:#93a8c2;
  --mist-dim:#5e718c;

  /* type */
  --display:'Fraunces',Georgia,serif;
  --body:'Manrope',system-ui,sans-serif;
  --mono:'Space Mono',monospace;

  --maxw:1240px;
  --ease:cubic-bezier(.16,1,.3,1);
}

/* ---------- reset ---------- */
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  background:var(--abyss);
  color:var(--foam);
  font-family:var(--body);
  font-weight:400;
  line-height:1.6;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
::selection{background:var(--cherenkov);color:var(--abyss)}

/* ambient background wash */
body::before{
  content:"";position:fixed;inset:0;z-index:-2;pointer-events:none;
  background:
    radial-gradient(900px 600px at 78% -5%, rgba(63,224,230,.10), transparent 60%),
    radial-gradient(800px 700px at 8% 12%, rgba(63,224,230,.06), transparent 55%),
    radial-gradient(1000px 900px at 50% 120%, rgba(216,184,106,.06), transparent 60%);
}

/* ---------- shared type ---------- */
.h2{
  font-family:var(--display);
  font-weight:400;
  font-size:clamp(2rem,4.6vw,3.6rem);
  line-height:1.04;
  letter-spacing:-.015em;
}
.eyebrow{
  font-family:var(--mono);
  text-transform:uppercase;
  letter-spacing:.28em;
  font-size:.7rem;
  color:var(--cherenkov);
  margin-bottom:1.1rem;
}
.lead{font-size:clamp(1.05rem,1.6vw,1.3rem);color:var(--foam)}
.glow{
  color:var(--cherenkov);
  text-shadow:0 0 22px rgba(63,224,230,.55),0 0 60px rgba(63,224,230,.25);
}
em{color:var(--gold-soft);font-style:italic}
strong{color:var(--foam);font-weight:600}

/* ---------- buttons ---------- */
.btn{
  --pad:.95em 1.7em;
  display:inline-flex;align-items:center;gap:.6em;
  padding:var(--pad);
  font-family:var(--mono);
  font-size:.78rem;
  letter-spacing:.16em;
  text-transform:uppercase;
  border-radius:100px;
  transition:transform .4s var(--ease),box-shadow .4s var(--ease),background .3s,color .3s;
  will-change:transform;
}
.btn--gold{
  background:linear-gradient(120deg,var(--gold) 0%,var(--gold-soft) 100%);
  color:#1a1407;
  box-shadow:0 8px 30px -10px rgba(216,184,106,.6);
}
.btn--gold:hover{box-shadow:0 14px 44px -10px rgba(216,184,106,.85)}
.btn--ghost{
  border:1px solid var(--line);color:var(--foam);
  background:rgba(255,255,255,.02);backdrop-filter:blur(6px);
}
.btn--ghost:hover{border-color:var(--cherenkov);color:var(--cherenkov)}
.btn--xl{--pad:1.15em 2.4em;font-size:.85rem}

/* ---------- sections ---------- */
.section{
  position:relative;
  max-width:var(--maxw);
  margin:0 auto;
  padding:clamp(5rem,11vw,9rem) clamp(1.2rem,5vw,2.5rem);
}
.section__head{max-width:760px;margin-bottom:3.4rem}
.section__head--mt{margin-top:5rem}
.section__note{color:var(--mist);margin-top:.8rem}

/* =================================================================
   RIBBON (2028 announcement)
   ================================================================= */
.ribbon{
  position:fixed;top:0;left:0;right:0;z-index:60;
  background:linear-gradient(90deg,var(--abyss),var(--hull),var(--abyss));
  border-bottom:1px solid rgba(216,184,106,.25);
  overflow:hidden;height:34px;display:flex;align-items:center;
}
.ribbon__track{
  display:flex;gap:2.4rem;white-space:nowrap;align-items:center;
  font-family:var(--mono);font-size:.66rem;letter-spacing:.2em;
  text-transform:uppercase;color:var(--gold-soft);
  animation:marquee 38s linear infinite;
  padding-left:2.4rem;
}
.ribbon__dot{color:var(--cherenkov);opacity:.7}
@keyframes marquee{to{transform:translateX(-50%)}}

/* =================================================================
   NAV
   ================================================================= */
.nav{
  position:fixed;top:34px;left:0;right:0;z-index:50;
  display:flex;align-items:center;gap:2rem;
  padding:1rem clamp(1.2rem,5vw,2.5rem);
  transition:background .4s,backdrop-filter .4s,padding .4s,border-color .4s;
  border-bottom:1px solid transparent;
}
.nav.scrolled{
  background:rgba(6,13,24,.72);
  backdrop-filter:blur(18px) saturate(140%);
  border-bottom-color:var(--line);
  padding-top:.7rem;padding-bottom:.7rem;
}
.nav__brand img{height:34px;width:auto}
.nav__links{display:flex;gap:1.7rem;margin-left:auto}
.nav__links a{
  font-family:var(--mono);font-size:.74rem;letter-spacing:.12em;
  text-transform:uppercase;color:var(--mist);position:relative;padding:.2rem 0;
  transition:color .3s;
}
.nav__links a::after{
  content:"";position:absolute;left:0;bottom:-3px;height:1px;width:0;
  background:var(--cherenkov);transition:width .35s var(--ease);
}
.nav__links a:hover{color:var(--foam)}
.nav__links a:hover::after{width:100%}
.nav__cta{margin-left:.4rem}
.nav__burger{
  display:none;flex-direction:column;gap:5px;background:none;border:0;
  cursor:pointer;padding:6px;margin-left:auto;
}
.nav__burger span{width:24px;height:2px;background:var(--foam);transition:.3s var(--ease)}
.nav__burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav__burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav__burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* =================================================================
   ATOM — the signature
   ================================================================= */
.atom{position:relative;width:300px;height:300px}
.atom__core{
  position:absolute;inset:0;margin:auto;width:18px;height:18px;border-radius:50%;
  background:var(--cherenkov);
  box-shadow:0 0 18px 6px rgba(63,224,230,.8),0 0 60px 18px rgba(63,224,230,.35);
  animation:pulse 3.2s ease-in-out infinite;
}
@keyframes pulse{0%,100%{transform:scale(1);opacity:1}50%{transform:scale(1.35);opacity:.78}}
.atom__ring{
  position:absolute;inset:0;border:1px solid rgba(63,224,230,.28);border-radius:50%;
  transform-style:preserve-3d;
}
.atom__ring i{
  position:absolute;top:50%;left:-4px;width:8px;height:8px;border-radius:50%;
  background:var(--gold);box-shadow:0 0 12px 3px rgba(216,184,106,.7);
}
.atom__ring--1{transform:rotateZ(0deg) rotateY(72deg);animation:spinA 8s linear infinite}
.atom__ring--2{transform:rotateZ(60deg) rotateY(72deg);animation:spinB 12s linear infinite reverse}
.atom__ring--3{transform:rotateZ(120deg) rotateY(72deg);animation:spinC 10s linear infinite}
@keyframes spinA{from{transform:rotateZ(0deg) rotateY(72deg) rotateX(0deg)}to{transform:rotateZ(0deg) rotateY(72deg) rotateX(360deg)}}
@keyframes spinB{from{transform:rotateZ(60deg) rotateY(72deg) rotateX(0deg)}to{transform:rotateZ(60deg) rotateY(72deg) rotateX(360deg)}}
@keyframes spinC{from{transform:rotateZ(120deg) rotateY(72deg) rotateX(0deg)}to{transform:rotateZ(120deg) rotateY(72deg) rotateX(360deg)}}

/* =================================================================
   HERO
   ================================================================= */
.hero{
  position:relative;min-height:100svh;display:flex;align-items:center;
  padding:9rem clamp(1.2rem,5vw,2.5rem) 5rem;overflow:hidden;
}
.hero__video{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  filter:brightness(.42) saturate(1.1) contrast(1.05);z-index:-3;
}
.hero__veil{
  position:absolute;inset:0;z-index:-2;
  background:
    linear-gradient(180deg,rgba(4,10,20,.55) 0%,rgba(4,10,20,.35) 40%,var(--abyss) 96%),
    radial-gradient(70% 70% at 70% 40%,transparent,rgba(4,10,20,.6));
}
.hero__canvas{position:absolute;inset:0;z-index:-1;width:100%;height:100%}
.hero__atom{
  position:absolute;top:50%;right:6%;transform:translateY(-50%) scale(1.5);
  z-index:0;opacity:.85;pointer-events:none;
}
.hero__inner{position:relative;z-index:2;max-width:880px}
.hero__eyebrow{
  font-family:var(--mono);font-size:.74rem;letter-spacing:.18em;
  text-transform:uppercase;color:var(--gold-soft);margin-bottom:1.6rem;
}
.hero__title{
  font-family:var(--display);font-weight:300;
  font-size:clamp(2.6rem,7.2vw,6rem);line-height:.98;letter-spacing:-.02em;
  margin-bottom:1.6rem;
}
.hero__title .glow{display:block;font-weight:500;font-style:italic}
.hero__sub{max-width:560px;color:var(--mist);font-size:clamp(1rem,1.5vw,1.2rem);margin-bottom:2.4rem}

/* countdown */
.countdown{display:flex;align-items:flex-end;gap:.4rem;margin-bottom:2.6rem}
.cd__unit{display:flex;flex-direction:column;align-items:center;min-width:74px}
.cd__num{
  font-family:var(--mono);font-weight:700;font-size:clamp(2rem,5vw,3.2rem);
  color:var(--foam);line-height:1;letter-spacing:.02em;
  text-shadow:0 0 24px rgba(63,224,230,.25);
}
.cd__lbl{font-family:var(--mono);font-size:.6rem;letter-spacing:.24em;text-transform:uppercase;color:var(--mist);margin-top:.55rem}
.cd__sep{font-family:var(--mono);font-size:clamp(1.6rem,4vw,2.6rem);color:var(--cherenkov);opacity:.5;padding-bottom:.4rem}

.hero__actions{display:flex;gap:1rem;flex-wrap:wrap}

.hero__scroll{
  position:absolute;bottom:2rem;left:50%;transform:translateX(-50%);
  width:26px;height:42px;border:1px solid var(--line);border-radius:14px;z-index:2;
}
.hero__scroll span{
  position:absolute;top:8px;left:50%;transform:translateX(-50%);
  width:4px;height:8px;border-radius:2px;background:var(--cherenkov);
  animation:scrolldot 1.8s var(--ease) infinite;
}
@keyframes scrolldot{0%{opacity:0;top:8px}40%{opacity:1}80%{opacity:0;top:24px}100%{opacity:0}}

/* =================================================================
   ABOUT
   ================================================================= */
.about__grid{display:grid;grid-template-columns:1.4fr .9fr;gap:clamp(2rem,5vw,4.5rem);align-items:start}
.about__copy p{margin-bottom:1.2rem;color:var(--mist)}
.about__copy .lead{color:var(--foam)}
.about__panel{display:flex;flex-direction:column;gap:1rem;position:sticky;top:120px}
.factcard{
  background:linear-gradient(160deg,var(--hull),var(--hull-2));
  border:1px solid var(--line);border-radius:18px;padding:1.4rem 1.5rem;
  display:flex;flex-direction:column;gap:.25rem;transition:transform .4s var(--ease),border-color .4s;
}
.factcard:hover{transform:translateY(-4px);border-color:rgba(63,224,230,.4)}
.factcard__k{font-family:var(--mono);font-size:.62rem;letter-spacing:.24em;text-transform:uppercase;color:var(--cherenkov)}
.factcard__v{font-family:var(--display);font-size:1.4rem;line-height:1.15}
.factcard__m{color:var(--mist);font-size:.9rem}
.factcard--accent{border-color:rgba(216,184,106,.35);background:linear-gradient(160deg,rgba(216,184,106,.08),var(--hull-2))}
.factcard--accent .factcard__k{color:var(--gold)}

/* =================================================================
   ROUND TABLES
   ================================================================= */
.tables__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.1rem}
.tcard{
  position:relative;background:linear-gradient(165deg,var(--hull),var(--hull-2));
  border:1px solid var(--line);border-radius:20px;padding:2rem 1.7rem 2.2rem;
  overflow:hidden;transition:transform .5s var(--ease),border-color .5s;
  min-height:280px;display:flex;flex-direction:column;
}
.tcard::before{
  content:"";position:absolute;inset:0;opacity:0;transition:opacity .5s;
  background:radial-gradient(420px 260px at var(--mx,50%) var(--my,0%),rgba(63,224,230,.14),transparent 60%);
}
.tcard:hover{transform:translateY(-6px);border-color:rgba(63,224,230,.45)}
.tcard:hover::before{opacity:1}
.tcard__num{font-family:var(--mono);font-size:.72rem;letter-spacing:.2em;color:var(--gold);margin-bottom:1.4rem}
.tcard__title{font-family:var(--display);font-size:1.32rem;line-height:1.18;margin-bottom:.9rem}
.tcard__sub{color:var(--mist);font-size:.92rem;margin-top:auto}
.tcard__line{height:1px;background:var(--line);margin:1.2rem 0 0;transform-origin:left;transform:scaleX(.3);transition:transform .6s var(--ease)}
.tcard:hover .tcard__line{transform:scaleX(1);background:linear-gradient(90deg,var(--cherenkov),transparent)}

/* =================================================================
   SCHEDULE / TIMELINE
   ================================================================= */
.timeline{position:relative;display:flex;flex-direction:column;gap:.3rem;border-left:1px solid var(--line);padding-left:0}
.trow{
  display:grid;grid-template-columns:130px 1fr auto;gap:1.4rem;align-items:center;
  padding:1.1rem 1.4rem;position:relative;border-radius:12px;
  transition:background .35s;border-left:2px solid transparent;margin-left:-1px;
}
.trow:hover{background:rgba(63,224,230,.05);border-left-color:var(--cherenkov)}
.trow__time{font-family:var(--mono);font-size:.85rem;color:var(--cherenkov);letter-spacing:.04em}
.trow__subj{font-size:1.02rem}
.trow__spk{font-family:var(--mono);font-size:.72rem;color:var(--mist);text-align:right;letter-spacing:.06em}
.trow--head{background:linear-gradient(90deg,rgba(216,184,106,.1),transparent);border-left-color:var(--gold);margin-top:.8rem}
.trow--head .trow__subj{font-family:var(--display);font-size:1.15rem;color:var(--gold-soft)}
.trow--break{opacity:.6}
.trow--break .trow__subj{font-family:var(--mono);font-size:.78rem;letter-spacing:.2em;text-transform:uppercase;color:var(--mist)}
.trow__spk strong{color:var(--gold-soft)}

/* =================================================================
   SPEAKERS — the standout
   ================================================================= */
.speakers__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.3rem}
.spk{
  position:relative;border-radius:22px;padding:2.4rem 1.6rem 2rem;cursor:pointer;
  background:linear-gradient(170deg,var(--hull),var(--hull-2));
  border:1px solid var(--line);overflow:hidden;text-align:center;
  transition:transform .5s var(--ease),box-shadow .5s,border-color .5s;
  transform-style:preserve-3d;
}
.spk::after{ /* cherenkov pool glow on hover */
  content:"";position:absolute;left:50%;top:18%;width:200px;height:200px;
  transform:translateX(-50%);border-radius:50%;
  background:radial-gradient(circle,rgba(63,224,230,.30),transparent 65%);
  opacity:0;transition:opacity .55s;pointer-events:none;
}
.spk:hover{
  transform:translateY(-8px);border-color:rgba(63,224,230,.5);
  box-shadow:0 30px 60px -28px rgba(63,224,230,.4);
}
.spk:hover::after{opacity:1}

/* orbit avatar */
.spk__orbit{
  position:relative;width:128px;height:128px;margin:0 auto 1.5rem;
  display:flex;align-items:center;justify-content:center;
}
.spk__disc{
  width:96px;height:96px;border-radius:50%;
  background:radial-gradient(circle at 35% 30%,var(--hull-2),#06101d);
  border:1px solid rgba(63,224,230,.35);
  display:flex;align-items:center;justify-content:center;
  font-family:var(--display);font-size:1.9rem;color:var(--gold-soft);
  box-shadow:inset 0 0 26px rgba(63,224,230,.18);
  transition:box-shadow .5s,transform .5s var(--ease);
  background-size:cover;background-position:center;
}
.spk:hover .spk__disc{box-shadow:inset 0 0 30px rgba(63,224,230,.4),0 0 30px rgba(63,224,230,.35)}
.spk__ring{
  position:absolute;inset:0;border-radius:50%;border:1px solid rgba(63,224,230,.22);
  animation:orbit 9s linear infinite;
}
.spk__ring--2{inset:14px;border-color:rgba(216,184,106,.22);animation-duration:6s;animation-direction:reverse}
.spk__ring::before{ /* electron */
  content:"";position:absolute;top:-3px;left:50%;width:7px;height:7px;border-radius:50%;
  background:var(--cherenkov);box-shadow:0 0 10px 2px rgba(63,224,230,.8);
}
.spk__ring--2::before{background:var(--gold);box-shadow:0 0 10px 2px rgba(216,184,106,.7)}
.spk:hover .spk__ring{animation-duration:3.5s;border-color:rgba(63,224,230,.5)}
@keyframes orbit{to{transform:rotate(360deg)}}

.spk__name{font-family:var(--display);font-size:1.32rem;letter-spacing:-.01em;margin-bottom:.4rem;position:relative;z-index:2}
.spk__role{font-family:var(--mono);font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;color:var(--mist);position:relative;z-index:2;line-height:1.5}
.spk__tag{
  display:inline-block;margin-top:1.1rem;font-family:var(--mono);font-size:.6rem;
  letter-spacing:.2em;text-transform:uppercase;color:var(--cherenkov);
  opacity:0;transform:translateY(6px);transition:.5s var(--ease);position:relative;z-index:2;
}
.spk:hover .spk__tag{opacity:1;transform:translateY(0)}

/* =================================================================
   ORGANIZER
   ================================================================= */
.organizer__grid{display:grid;grid-template-columns:1.3fr .8fr;gap:clamp(2rem,5vw,4rem);align-items:center}
.organizer__copy p{color:var(--mist);margin-bottom:1.2rem}
.organizer__stats{display:flex;flex-direction:column;gap:1rem}
.stat{
  background:linear-gradient(160deg,var(--hull),var(--hull-2));border:1px solid var(--line);
  border-radius:18px;padding:1.6rem 1.8rem;display:flex;flex-direction:column;gap:.3rem;
}
.stat__n{font-family:var(--display);font-size:2.6rem;line-height:1;color:var(--cherenkov)}
.stat__sup{font-size:1.1rem;vertical-align:super;color:var(--gold)}
.stat__l{font-family:var(--mono);font-size:.66rem;letter-spacing:.18em;text-transform:uppercase;color:var(--mist)}

/* =================================================================
   VENUE
   ================================================================= */
.venue__card{
  display:grid;grid-template-columns:1fr 1fr;gap:0;border-radius:24px;overflow:hidden;
  border:1px solid var(--line);background:linear-gradient(160deg,var(--hull),var(--hull-2));
}
.venue__copy{padding:clamp(2rem,5vw,3.4rem)}
.venue__copy p{color:var(--mist);margin-bottom:1.4rem}
.venue__addr{font-family:var(--mono);font-size:.85rem;color:var(--gold-soft)!important;letter-spacing:.04em}
.venue__map{min-height:340px}
.venue__map iframe{width:100%;height:100%;border:0;filter:grayscale(.3) invert(.92) hue-rotate(180deg) contrast(.9)}

/* =================================================================
   SPONSORS
   ================================================================= */
.tier{margin-bottom:2.4rem}
.tier__name{font-family:var(--mono);font-size:.78rem;letter-spacing:.26em;text-transform:uppercase;color:var(--mist);margin-bottom:1.1rem;text-align:center}
.tier__name--gold{color:var(--gold)}
.tier__name--silver{color:#c8d2dd}
.tier__name--bronze{color:#c79a6b}
.tier__row{display:flex;flex-wrap:wrap;gap:1rem;justify-content:center;align-items:center}
.tier__row--empty span{font-family:var(--mono);font-size:.7rem;letter-spacing:.2em;text-transform:uppercase;color:var(--mist-dim);opacity:.6}
.logo{
  display:flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.92);border-radius:14px;padding:1.1rem 1.4rem;
  width:190px;height:96px;transition:transform .4s var(--ease),box-shadow .4s;
  border:1px solid var(--line);
}
.logo--lg{width:300px;height:120px}
.logo img{max-height:100%;max-width:100%;width:auto;object-fit:contain}
.logo:hover{transform:translateY(-5px);box-shadow:0 18px 40px -18px rgba(63,224,230,.4)}
.auspices{display:flex;flex-wrap:wrap;gap:1rem;justify-content:center}

/* =================================================================
   FINALE
   ================================================================= */
.finale{
  position:relative;text-align:center;padding:clamp(6rem,12vw,10rem) 1.5rem;overflow:hidden;
  border-top:1px solid var(--line);
}
.finale__atom{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%) scale(2.1);opacity:.16;z-index:0}
.finale .eyebrow,.finale__title,.finale .btn,.finale__teaser{position:relative;z-index:2}
.finale__title{font-family:var(--display);font-weight:300;font-size:clamp(2.2rem,6vw,4.4rem);line-height:1.05;margin:1rem auto 2.4rem;max-width:14ch}
.finale__teaser{margin-top:2rem;color:var(--mist);font-family:var(--mono);font-size:.78rem;letter-spacing:.1em}
.finale__teaser strong{color:var(--gold-soft)}

/* =================================================================
   FOOTER
   ================================================================= */
.footer{background:var(--hull);border-top:1px solid var(--line);padding:4rem clamp(1.2rem,5vw,2.5rem) 2rem}
.footer__grid{max-width:var(--maxw);margin:0 auto;display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:2.5rem}
.footer__brand img{height:34px;margin-bottom:1rem}
.footer__brand p{color:var(--mist);font-size:.9rem;max-width:30ch}
.footer__col h4{font-family:var(--mono);font-size:.66rem;letter-spacing:.22em;text-transform:uppercase;color:var(--cherenkov);margin-bottom:1rem}
.footer__col p{color:var(--mist);font-size:.9rem;margin-bottom:.5rem}
.footer__col a:hover{color:var(--cherenkov)}
.footer__bar{max-width:var(--maxw);margin:2.5rem auto 0;padding-top:1.5rem;border-top:1px solid var(--line);text-align:center}
.footer__bar span{font-family:var(--mono);font-size:.66rem;letter-spacing:.12em;color:var(--mist-dim)}

/* =================================================================
   MODAL
   ================================================================= */
.modal{position:fixed;inset:0;z-index:100;display:none;align-items:center;justify-content:center;padding:1.5rem}
.modal.open{display:flex}
.modal__backdrop{position:absolute;inset:0;background:rgba(4,10,20,.8);backdrop-filter:blur(8px)}
.modal__card{
  position:relative;background:linear-gradient(165deg,var(--hull),var(--hull-2));
  border:1px solid rgba(63,224,230,.3);border-radius:24px;padding:3rem 2.4rem 2.6rem;
  max-width:460px;width:100%;text-align:center;
  box-shadow:0 40px 100px -30px rgba(0,0,0,.8);
  animation:pop .5s var(--ease);
}
@keyframes pop{from{opacity:0;transform:translateY(20px) scale(.96)}to{opacity:1;transform:none}}
.modal__x{position:absolute;top:1rem;right:1.2rem;background:none;border:0;color:var(--mist);font-size:1.8rem;cursor:pointer;line-height:1;transition:color .3s}
.modal__x:hover{color:var(--cherenkov)}
.modal__orbit{
  width:96px;height:96px;border-radius:50%;margin:0 auto 1.4rem;
  display:flex;align-items:center;justify-content:center;
  font-family:var(--display);font-size:1.9rem;color:var(--gold-soft);
  background:radial-gradient(circle at 35% 30%,var(--hull-2),#06101d);
  border:1px solid rgba(63,224,230,.4);box-shadow:inset 0 0 26px rgba(63,224,230,.25),0 0 30px rgba(63,224,230,.3);
}
.modal__card h3{font-family:var(--display);font-size:1.7rem;margin-bottom:.4rem}
.modal__role{font-family:var(--mono);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:var(--cherenkov);margin-bottom:1.2rem}
.modal__bio{color:var(--mist);font-size:.96rem;line-height:1.65}

/* =================================================================
   REVEAL
   ================================================================= */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.reveal.in{opacity:1;transform:none}

/* =================================================================
   RESPONSIVE
   ================================================================= */
@media(max-width:980px){
  .about__grid,.organizer__grid,.venue__card{grid-template-columns:1fr}
  .about__panel{position:static}
  .tables__grid,.speakers__grid{grid-template-columns:repeat(2,1fr)}
  .venue__map{min-height:300px}
  .footer__grid{grid-template-columns:1fr 1fr}
  .hero__atom{opacity:.4;right:-10%}
}
@media(max-width:720px){
  .nav__links,.nav__cta{display:none}
  .nav__burger{display:flex}
  .nav__links.open{
    display:flex;position:absolute;top:100%;left:0;right:0;flex-direction:column;
    gap:1.4rem;padding:1.8rem clamp(1.2rem,5vw,2.5rem);background:rgba(6,13,24,.96);
    backdrop-filter:blur(18px);border-bottom:1px solid var(--line);margin:0;
  }
  .tables__grid,.speakers__grid{grid-template-columns:1fr}
  .trow{grid-template-columns:90px 1fr;gap:.8rem}
  .trow__spk{grid-column:1/-1;text-align:left;margin-top:.2rem}
  .countdown{gap:.15rem}
  .cd__unit{min-width:60px}
  .footer__grid{grid-template-columns:1fr}
  .hero__atom{display:none}
}

/* =================================================================
   REDUCED MOTION
   ================================================================= */
@media(prefers-reduced-motion:reduce){
  *{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
  .ribbon__track{animation:none}
}