/* ============================================================
   5th MRC Summit — design tokens
   ============================================================ */
:root{
  --navy-950:#051f40;
  --navy-900:#0a3568;
  --navy-800:#0d4e96;
  --navy-700:#1668c9;
  --navy-600:#2f86e0;
  --river-400:#5b93d6;
  --river-300:#8dbcf5;
  --gold-300:#3a99f9;
  --gold-400:#1668c9;
  --gold-500:#0d4e96;
  --brand-green:#64a70b;
  --brand-lightblue:#00a9ce;
  --brand-yellow:#f2a900;
  --brand-blue:#004c97;
  --paper:#f5f9fd;
  --paper-dim:#e7f0fb;
  --ink:#0a1f38;
  --ink-soft:#4d6076;
  --white:#ffffff;

  --font-display:"Montserrat", "Segoe UI", system-ui, sans-serif;
  --font-body:"Montserrat", "Segoe UI", system-ui, sans-serif;

  --wrap:1180px;
  --header-h:84px;
  --ease:cubic-bezier(.22,.8,.28,1);
}

*{box-sizing:border-box;}
[hidden]{display:none !important;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--font-body);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img,svg{display:block;max-width:100%;}
a{color:inherit;text-decoration:none;}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);}

.wrap{
  width:100%;
  max-width:var(--wrap);
  margin:0 auto;
  padding-left:32px;
  padding-right:32px;
}

h1,h2,h3,h4{
  font-family:var(--font-display);
  font-weight:800;
  line-height:1.1;
  margin:0 0 .4em;
  letter-spacing:-.015em;
}
p{line-height:1.7;color:var(--ink-soft);margin:0 0 1em;}
em{font-style:normal;font-weight:800;color:var(--gold-500);}

/* ============================================================
   Reveal-on-scroll
   ============================================================ */
[data-reveal]{
  opacity:0;
  transform:translateY(26px);
  transition:opacity .8s var(--ease), transform .8s var(--ease);
  transition-delay:calc(var(--i,0) * 90ms);
}
[data-reveal].is-visible{opacity:1;transform:translateY(0);}
.reveal-mask{display:inline-block;}

/* ============================================================
   Progress rail
   ============================================================ */
.progress-rail{
  position:fixed;top:0;left:0;right:0;height:3px;
  background:rgba(255,255,255,.08);
  z-index:1000;
}
.progress-fill{
  display:block;height:100%;width:0%;
  background:linear-gradient(90deg,var(--gold-400),var(--river-400));
  transition:width .1s linear;
}

/* ============================================================
   Header
   ============================================================ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:900;
  height:var(--header-h);
  display:flex;align-items:center;
  transition:background .4s var(--ease), height .3s var(--ease), box-shadow .4s var(--ease);
}
.site-header.is-scrolled{
  height:68px;
  background:rgba(5,31,64,.75);
  backdrop-filter:blur(14px) saturate(140%);
  box-shadow:0 10px 30px -12px rgba(0,0,0,.35);
}

.header-inner{
  width:100%;max-width:var(--wrap);margin:0 auto;padding:0 32px;
  display:flex;align-items:center;gap:28px;
}
.brand{display:flex;align-items:center;gap:12px;color:var(--white);margin-right:auto;}
.brand-logo{
  height:60px;width:auto;display:block;margin-top:10px;
  filter:brightness(0) invert(1);
  transition:height .3s var(--ease), margin-top .3s var(--ease);
}
.site-header.is-scrolled .brand-logo{margin-top:0;}
.site-header.is-scrolled .brand-logo{height:46px;}

.main-nav{display:flex;align-items:center;gap:30px;flex:1;justify-content:center;}
.site-header.is-scrolled .main-nav{flex:0 0 auto;margin-left:auto;}
.main-nav a{
  color:rgba(255,255,255,.82);font-size:.9rem;font-weight:600;
  position:relative;padding:6px 0;
}
.main-nav a::after{
  content:"";position:absolute;left:0;bottom:-3px;height:7px;width:100%;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 40 8' preserveAspectRatio='none'%3E%3Cpath d='M0 4 Q5 0 10 4 T20 4 T30 4 T40 4' fill='none' stroke='%233a99f9' stroke-width='1.6' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-size:100% 100%;
  opacity:0;
  transition:opacity .3s var(--ease);
}
.main-nav a:hover,.main-nav a.is-active{color:var(--white);}
.main-nav a:hover::after,.main-nav a.is-active::after{opacity:1;}

.header-cta{color:var(--navy-950);}
.nav-toggle{
  display:none;flex-direction:column;justify-content:center;gap:5px;
  width:38px;height:38px;border:none;background:none;cursor:pointer;
}
.nav-toggle span{display:block;height:2px;width:100%;background:var(--white);border-radius:2px;transition:transform .3s,opacity .3s,background .3s;}

/* ============================================================
   Buttons
   ============================================================ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 26px;border-radius:999px;font-weight:600;font-size:.92rem;
  border:1px solid transparent;cursor:pointer;
  transition:transform .35s var(--ease), box-shadow .35s var(--ease), background .3s, color .3s, border-color .3s;
  white-space:nowrap;
}
.btn:hover{transform:translateY(-2px);}
.btn-gold{
  background:linear-gradient(135deg,var(--gold-300),var(--navy-800));
  color:var(--white);
  box-shadow:0 12px 24px -8px rgba(13,78,150,.45);
}
.btn-gold:hover{box-shadow:0 16px 32px -8px rgba(13,78,150,.6);}
.btn-outline{
  margin-top:28px;background:transparent;color:var(--navy-800);border-color:var(--navy-800);
}
.btn-outline:hover{background:var(--navy-800);color:var(--white);}
.btn-outline.is-disabled{opacity:.45;pointer-events:none;cursor:not-allowed;}
.btn-small{padding:10px 20px;font-size:.82rem;}
.btn-block{width:100%;}

/* ============================================================
   Hero
   ============================================================ */
.hero{
  position:relative;min-height:100vh;
  display:flex;flex-direction:column;
  background:var(--navy-800);
  overflow:hidden;color:var(--white);
}
.hero-bg{position:absolute;inset:0;z-index:0;}
.hero-bg-image{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center;}
.hero-overlay{
  position:absolute;inset:0;
  background:linear-gradient(180deg, rgba(5,31,64,.62) 0%, rgba(5,31,64,.38) 35%, rgba(5,31,64,.42) 65%, rgba(5,31,64,.68) 100%);
}

.hero-content{
  position:relative;z-index:2;flex:1;width:100%;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  padding-top:var(--header-h);text-align:center;margin:0 auto;
}
.hero-headline{display:flex;flex-direction:column;align-items:center;}
.hero-mobile-register{display:none;margin-top:30px;}
.hero-title{
  font-family:var(--font-display);font-weight:800;color:var(--white);
  text-align:center;line-height:1.15;margin:0 auto;max-width:1140px;
  text-shadow:0 4px 30px rgba(0,0,0,.3);
}
.hero-title-static{display:block;font-size:clamp(1.6rem,4.2vw,3.2rem);white-space:nowrap;}
.hero-title .word-cycle{display:grid;justify-content:center;text-align:center;margin-top:8px;}
.hero-title .word-cycle-item{font-size:clamp(2.4rem,6.2vw,4.8rem);color:var(--gold-300);}

.word-cycle{position:relative;display:inline-grid;vertical-align:bottom;text-align:left;}
.word-cycle-item{
  grid-row:1;grid-column:1;white-space:nowrap;opacity:0;
  color:var(--gold-300);font-weight:800;
  animation:wordCycle 9s ease-in-out infinite;
}
.word-cycle-item:nth-child(2){animation-delay:3s;}
.word-cycle-item:nth-child(3){animation-delay:6s;}
@keyframes wordCycle{
  0%{opacity:0;transform:translateY(6px);}
  6%{opacity:1;transform:translateY(0);}
  28%{opacity:1;transform:translateY(0);}
  34%{opacity:0;transform:translateY(-6px);}
  100%{opacity:0;}
}
.hero-explore{position:absolute;left:0;right:0;z-index:2;display:flex;justify-content:center;}
.explore-btn{
  position:relative;width:104px;height:104px;
  display:flex;align-items:center;justify-content:center;
  color:var(--white);
}
.explore-ring{
  position:absolute;inset:0;width:100%;height:100%;
  animation:exploreSpin 14s linear infinite;
}
.explore-ring-text{
  font-family:var(--font-display);font-size:8px;font-weight:700;
  letter-spacing:2px;fill:rgba(255,255,255,.85);text-transform:uppercase;
}
.explore-arrow{
  position:relative;z-index:2;width:38px;height:38px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--gold-300),var(--navy-800));
  color:var(--white);
  box-shadow:0 10px 20px -8px rgba(13,78,150,.55);
  transition:transform .3s var(--ease);
}
.explore-btn:hover .explore-arrow{transform:translateY(4px);}
@keyframes exploreSpin{to{transform:rotate(360deg);}}

.hero-infobar{
  position:relative;z-index:2;
  border-top:1px solid rgba(255,255,255,.22);
  padding:22px 0;
}
.hero-infobar-inner{
  display:flex;align-items:flex-start;gap:36px;flex-wrap:wrap;justify-content:space-between;
}
.hero-info-col{color:var(--white);}
.hero-info-label{
  display:block;font-size:.7rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;
  color:rgba(255,255,255,.6);margin-bottom:6px;
}
.hero-info-value{margin:0;font-size:.92rem;font-weight:600;color:var(--white);line-height:1.4;}
.hero-info-value strong{font-weight:800;}
.hero-info-value + .hero-info-value{margin-top:2px;}

.hero-info-countdown{margin-left:auto;}
.countdown-row{display:flex;gap:20px;}
.countdown-unit{display:flex;flex-direction:column;align-items:center;min-width:40px;}
.countdown-num{font-family:var(--font-display);font-size:1.7rem;font-weight:800;color:var(--white);line-height:1;}
.countdown-unit-label{font-size:.65rem;letter-spacing:.06em;text-transform:uppercase;color:rgba(255,255,255,.6);margin-top:4px;}

/* ============================================================
   Stats band
   ============================================================ */
.stats-band{
  background:linear-gradient(120deg,var(--navy-900),var(--navy-700));
  padding:52px 0;color:var(--white);position:relative;
}
.stats-grid{
  display:grid;grid-template-columns:repeat(6,1fr);gap:20px;
  text-align:center;
}
.stat p{color:rgba(255,255,255,.75);margin:6px 0 0;font-size:.8rem;letter-spacing:.02em;text-transform:uppercase;}
.stat-num{font-family:var(--font-display);font-size:clamp(1.8rem,3.4vw,2.6rem);color:var(--white);font-weight:640;}
.stat-plus{color:var(--gold-300);font-size:1.4rem;font-family:var(--font-display);}

/* ============================================================
   Generic section scaffolding
   ============================================================ */
.section{padding:120px 0;}
.kicker{
  text-transform:uppercase;letter-spacing:.16em;font-size:.78rem;
  color:var(--gold-500);font-weight:700;margin-bottom:14px;
}
.section-title{font-size:clamp(2.1rem,4vw,3rem);color:var(--navy-950);}
.section-sub{max-width:640px;font-size:1.05rem;}

/* ============================================================
   About
   ============================================================ */
.about{padding-bottom:16px;}
.about-grid{display:grid;grid-template-columns:.9fr 1.4fr .9fr;gap:32px;align-items:stretch;}
.about-copy{text-align:left;}
.about-copy h2{font-size:clamp(2.2rem,4.4vw,3.4rem);color:var(--navy-950);}
.about-copy h2 em,.about-copy .kicker{color:var(--brand-green);}
.lead{font-size:1.15rem;color:var(--ink);}

.about-visual{
  height:100%;min-height:360px;
  display:flex;align-items:center;justify-content:center;
  border-radius:24px;overflow:hidden;
  background:var(--paper-dim);
  box-shadow:0 20px 40px -24px rgba(12,34,69,.35);
}
.about-visual img,.about-visual video{width:100%;height:100%;object-fit:cover;display:block;}

/* ============================================================
   River divider
   ============================================================ */
.river-divider{position:relative;width:100%;aspect-ratio:1800/600;background:var(--paper);overflow:hidden;}
.river-img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:contain;object-position:center;display:block;
  opacity:0;transition:opacity .2s linear;
}
.river-caption-clip{
  position:absolute;top:50%;left:50%;
  margin-left:calc(var(--caption-w, 0px) / -2);
  transform:translateY(-50%);
  z-index:2;overflow:hidden;white-space:nowrap;width:0;
  transition:width 1.4s steps(24,end);
}
.river-caption-clip.is-typing{width:var(--caption-w, 0px);}
.river-caption-clip::after{
  content:"";position:absolute;top:8%;right:0;bottom:8%;width:3px;
  background:var(--brand-blue);
  animation:riverCursorBlink .8s step-end infinite;
}
.river-caption{
  position:relative;margin:0;white-space:nowrap;padding-right:8px;
  width:max-content;
  font-family:var(--font-display);font-weight:800;text-transform:uppercase;
  letter-spacing:.06em;color:var(--brand-blue);
  font-size:clamp(1.4rem,7vw,4.5rem);
  text-shadow:0 2px 16px rgba(255,255,255,.85), 0 0 4px rgba(255,255,255,.7);
}
.river-caption-line{display:inline;}
@keyframes riverCursorBlink{50%{opacity:0;}}

/* ============================================================
   Pillars
   ============================================================ */
.pillars{background:var(--paper);padding-top:16px;padding-bottom:60px;}

.highlight-box{
  background:url("../assets/highlight-bg.jpg") center/cover no-repeat;
  border-radius:32px;
  padding:64px 56px;
  display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;
}
.highlight-copy{color:var(--white);}
.highlight-title{
  color:var(--white);font-size:clamp(2rem,3.6vw,2.8rem);
  margin:0 0 18px;
}
.highlight-title em{color:var(--brand-lightblue);font-style:normal;}
.highlight-text{color:rgba(255,255,255,.78);max-width:440px;font-weight:600;}
.highlight-hint{display:none;color:rgba(255,255,255,.5);font-size:.8rem;font-weight:500;margin:10px 0 0;}

.highlight-badges{display:flex;align-items:flex-start;justify-content:center;gap:26px;padding:10px 0 70px;}
.badge-circle{position:relative;flex:0 0 auto;width:170px;cursor:pointer;}
.badge-circle[data-reveal]{
  opacity:0;transform:scale(.4);
  transition:opacity .6s cubic-bezier(.34,1.56,.64,1), transform .6s cubic-bezier(.34,1.56,.64,1);
  transition-delay:calc(var(--i,0) * 120ms);
}
.badge-circle[data-reveal].is-visible{opacity:1;transform:scale(1);}
.badge-circle--center{width:210px;margin-top:80px;z-index:2;}
.badge-circle:hover,.badge-circle:focus-visible,.badge-circle.is-active{z-index:10;}
.badge-circle > img{
  width:100%;aspect-ratio:1;border-radius:50%;object-fit:cover;display:block;
  box-shadow:0 20px 40px -20px rgba(0,0,0,.5);
}
.badge-icon{
  position:absolute;left:50%;bottom:-22px;transform:translateX(-50%);
  width:52px;height:52px;border-radius:50%;overflow:hidden;
  display:flex;align-items:center;justify-content:center;
  background:var(--gold-300);
  box-shadow:0 8px 18px -6px rgba(0,0,0,.4);
  transition:opacity .3s var(--ease);
}
.badge-icon img{width:100%;height:100%;object-fit:cover;display:block;}
.badge-label{
  position:absolute;left:50%;bottom:-58px;transform:translateX(-50%);
  white-space:nowrap;color:var(--white);font-weight:800;
  letter-spacing:.03em;text-transform:uppercase;font-size:.92rem;
  transition:opacity .3s var(--ease);
}
.badge-circle:hover .badge-icon,.badge-circle:focus-visible .badge-icon,.badge-circle.is-active .badge-icon,
.badge-circle:hover .badge-label,.badge-circle:focus-visible .badge-label,.badge-circle.is-active .badge-label{opacity:0;}

.badge-detail{
  position:absolute;top:0;left:0;
  width:100%;height:100%;
  transform:scale(.5);
  border-radius:50%;
  background:linear-gradient(160deg,var(--navy-800),var(--navy-950));
  box-shadow:0 25px 60px -20px rgba(0,0,0,.6);
  display:flex;align-items:center;justify-content:center;
  padding:14%;
  opacity:0;pointer-events:none;
  transition:opacity .4s var(--ease), transform .4s var(--ease);
}
.badge-detail p{
  margin:0;color:var(--white);font-size:.68rem;line-height:1.3;
  text-align:center;
}
.badge-circle--center .badge-detail p{font-size:.78rem;line-height:1.35;}
.badge-circle:hover .badge-detail,.badge-circle:focus-visible .badge-detail,.badge-circle.is-active .badge-detail{
  opacity:1;transform:scale(1);pointer-events:auto;
}

/* ============================================================
   Conference
   ============================================================ */
.conference{padding-top:60px;padding-bottom:60px;}
.venue{padding-top:60px;}
.venue .section-title{color:var(--brand-lightblue);}
.conference .wrap{max-width:1400px;}
.conference-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:stretch;margin-bottom:80px;}
.conference-copy .kicker{color:var(--brand-yellow);}
.conference-copy h2{color:var(--brand-blue);font-size:clamp(2rem,3.6vw,2.8rem);}

.conference-visual{display:flex;flex-direction:column;align-items:center;height:100%;}
.video-frame{
  position:relative;width:auto;max-width:100%;aspect-ratio:1/1;flex:1;min-height:220px;
}
.video-frame img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:contain;display:block;
}

.showcase-band{
  background:linear-gradient(160deg,var(--navy-950),var(--navy-900) 55%,var(--navy-800));
  color:var(--white);padding:40px 0;
}
.showcase-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center;justify-items:center;}
.showcase-copy{max-width:520px;margin:0 auto;}
.showcase-copy h3{font-size:clamp(1.6rem,3vw,2.2rem);color:var(--white);margin:0 0 18px;}
.showcase-highlight{color:var(--brand-yellow);}
.showcase-copy p{color:rgba(255,255,255,.7);margin:0;}

.showcase-cards{display:flex;flex-direction:column;gap:20px;width:100%;}
.showcase-card{
  position:relative;overflow:hidden;isolation:isolate;
  border:1px solid rgba(255,255,255,.12);border-radius:18px;padding:26px;
  aspect-ratio:16/9;
  display:flex;flex-direction:column;justify-content:flex-end;
  transition:border-color .3s, background .3s;
}
.showcase-card:hover{border-color:var(--gold-400);}
.showcase-video{
  position:absolute;inset:0;z-index:-2;width:100%;height:100%;object-fit:cover;
}
.showcase-tint{position:absolute;inset:0;z-index:-1;background:rgba(4,14,28,.6);}
.showcase-card h4{color:var(--white);margin:0 0 8px;font-size:1.05rem;}
.showcase-card p{color:rgba(255,255,255,.75);font-size:.9rem;margin:0;}

.showcase-tagline{color:var(--brand-yellow);font-weight:700;}

/* Directional reveal-on-scroll variants */
.reveal-left[data-reveal]{transform:translateX(-40px);}
.reveal-left[data-reveal].is-visible{transform:translateX(0);}
.reveal-right[data-reveal]{transform:translateX(40px);}
.reveal-right[data-reveal].is-visible{transform:translateX(0);}

/* ============================================================
   Venue
   ============================================================ */
.venue-panel{
  margin-top:50px;background:var(--white);border-radius:28px;padding:44px;
  box-shadow:0 30px 60px -30px rgba(12,34,69,.25);
}
.venue-tabs{display:flex;gap:10px;margin-bottom:32px;flex-wrap:wrap;}
.venue-tab{
  flex:1;min-width:110px;padding:14px 10px;border-radius:14px;border:1px solid rgba(12,34,69,.14);
  background:transparent;cursor:pointer;font-weight:600;color:var(--navy-800);
  display:flex;flex-direction:column;gap:4px;transition:background .3s,color .3s,border-color .3s;
}
.venue-tab span{font-weight:400;font-size:.76rem;color:var(--ink-soft);}
.venue-tab.is-active{background:var(--navy-900);color:var(--white);border-color:var(--navy-900);}
.venue-tab.is-active span{color:rgba(255,255,255,.7);}

.venue-stage{background:var(--paper);border-radius:20px;padding:24px;}

.venue-live{display:flex;flex-direction:column;gap:32px;}
.venue-hint{font-size:.82rem;color:var(--ink-soft);margin:0 0 12px;}

.fp-wrap{position:relative;width:100%;aspect-ratio:2000/1066;background:var(--white);border-radius:14px;overflow:hidden;}

.map-zoom-btn{
  display:none;position:absolute;right:12px;bottom:12px;z-index:10;
  width:40px;height:40px;border-radius:50%;border:none;cursor:pointer;
  background:var(--navy-950);color:var(--white);
  align-items:center;justify-content:center;
  box-shadow:0 8px 18px -6px rgba(4,12,24,.5);
}

.map-lightbox{
  position:fixed;inset:0;z-index:2000;background:rgba(4,10,20,.96);
  display:flex;flex-direction:column;
}
.map-lightbox-close{
  position:absolute;top:16px;right:16px;z-index:2;
  width:40px;height:40px;border-radius:50%;border:none;cursor:pointer;
  background:rgba(255,255,255,.12);color:var(--white);
  display:flex;align-items:center;justify-content:center;
}
.map-lightbox-hint{
  text-align:center;color:rgba(255,255,255,.6);font-size:.78rem;
  margin:16px 0 8px;padding:0 50px;
}
.map-lightbox-scroll{
  flex:1;overflow:auto;-webkit-overflow-scrolling:touch;padding:12px;
}
.map-lightbox-scroll img{width:1400px;max-width:none;height:auto;display:block;margin:0 auto;}
.venue-plan-img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;display:block;}

.fp-marker{
  position:absolute;border-radius:50%;cursor:pointer;outline:none;
  box-shadow:0 0 0 0 rgba(58,153,249,0);
  transition:box-shadow .2s, background .2s;
}
.fp-marker:hover,
.fp-marker:focus-visible,
.fp-marker.is-active{
  background:rgba(58,153,249,.16);
  box-shadow:0 0 0 3px rgba(58,153,249,.55);
}
.fp-facility{
  position:absolute;border-radius:4px;cursor:pointer;outline:none;
  transition:box-shadow .2s, background .2s;
}
.fp-facility:hover,
.fp-facility:focus-visible{
  background:rgba(201,162,39,.18);
  box-shadow:0 0 0 2px rgba(201,162,39,.6);
}

.fp-tooltip{
  position:absolute;z-index:20;width:260px;max-width:80vw;
  background:var(--navy-950);color:var(--white);border-radius:14px;padding:16px 18px;
  box-shadow:0 20px 40px -16px rgba(4,12,24,.5);
  pointer-events:none;
}
.fp-tooltip-head{display:flex;align-items:center;gap:8px;margin-bottom:8px;}
.fp-tooltip-badge{
  flex:none;width:22px;height:22px;border-radius:50%;background:rgba(255,255,255,.1);
  border:1.5px solid var(--gold-300);color:var(--white);font-size:.68rem;font-weight:700;
  display:flex;align-items:center;justify-content:center;
}
.fp-tooltip-head h5{margin:0;font-family:var(--font-display);font-size:1rem;color:var(--white);line-height:1.15;}
.fp-tooltip-room{margin:0 0 2px;font-size:.7rem;letter-spacing:.06em;text-transform:uppercase;color:rgba(255,255,255,.6);}
.fp-tooltip-cap{margin:0;font-size:.7rem;letter-spacing:.06em;text-transform:uppercase;color:var(--gold-300);}
.fp-tooltip-rows{margin-top:8px;padding-top:8px;border-top:1px solid rgba(255,255,255,.12);}
.fp-tooltip .venue-session{margin-bottom:10px;}
.fp-tooltip .venue-session:last-child{margin-bottom:0;}
.fp-tooltip .venue-session-time{font-size:.72rem;color:var(--gold-300);font-weight:700;}
.fp-tooltip .venue-session-title{font-size:.82rem;color:var(--white);margin:2px 0 0;line-height:1.35;}
.fp-tooltip .venue-session-people{display:none;}

.venue-fineprint{margin:14px 4px 0;font-size:.78rem;color:var(--ink-soft);}

.venue-day-heading{font-family:var(--font-display);font-size:1.2rem;color:var(--navy-950);margin:0 0 16px;}
.venue-room-list{display:flex;flex-direction:column;gap:10px;}
.venue-room-group{
  background:var(--white);border:1px solid rgba(12,34,69,.1);border-radius:14px;padding:16px 18px;
  transition:border-color .3s, box-shadow .3s;
}
.venue-room-group.is-highlighted{border-color:var(--gold-300);box-shadow:0 12px 24px -16px rgba(58,153,249,.4);}
.venue-room-group h4{margin:0 0 10px;font-size:.95rem;color:var(--navy-900);font-family:var(--font-display);}
.venue-session{display:flex;gap:12px;padding:8px 0;border-top:1px solid rgba(12,34,69,.07);}
.venue-session:first-of-type{border-top:none;padding-top:0;}
.venue-session-time{flex:0 0 auto;font-size:.76rem;font-weight:700;color:var(--gold-500);min-width:44px;}
.venue-session-body{flex:1;min-width:0;}
.venue-session-title{margin:0;font-size:.85rem;color:var(--ink);line-height:1.4;}
.venue-session-people{margin:6px 0 0;padding:0;list-style:none;display:flex;flex-direction:column;gap:2px;}
.venue-session-people li{font-size:.76rem;color:var(--ink-soft);line-height:1.4;}
.fp-empty{font-size:.8rem;color:var(--ink-soft);margin:0;}

.venue-soon{
  display:flex;flex-direction:column;align-items:center;text-align:center;gap:14px;
  padding:70px 20px;color:var(--ink-soft);
}
.venue-soon svg{color:var(--gold-500);}
.venue-soon p{max-width:420px;margin:0;}

/* ============================================================
   Exhibition sub-section
   ============================================================ */
.exhibition-panel{margin-top:32px;}
.exhibition-heading{
  font-family:var(--font-display);font-size:1.3rem;color:var(--navy-950);margin:0 0 24px;
}
.exhibition-layout{display:flex;}

.exhibition-booths{
  flex:1;display:grid;grid-template-columns:repeat(20,1fr);gap:8px;align-content:start;
}
.booth-chip{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;
  min-height:52px;border-radius:8px;background:var(--white);border:1px solid rgba(12,34,69,.14);
  padding:4px 2px;transition:border-color .25s, box-shadow .25s;
}
.booth-no{font-family:var(--font-display);font-weight:700;font-size:.82rem;color:var(--navy-800);}
.booth-name{font-size:.6rem;line-height:1.15;text-align:center;color:var(--ink-soft);}
.booth-chip.is-assigned{
  background:rgba(58,153,249,.07);border-color:var(--gold-300);box-shadow:0 4px 12px -8px rgba(12,34,69,.3);
}
.booth-chip.is-assigned .booth-no{color:var(--brand-blue);}
.booth-chip.is-assigned .booth-name{color:var(--navy-800);font-weight:600;}

/* ============================================================
   Summit timeline
   ============================================================ */
.timeline-track{
  position:relative;margin-top:56px;
  display:grid;grid-template-columns:repeat(5,1fr);
}
.timeline-track::before{
  content:"";position:absolute;left:6%;right:6%;top:68px;
  border-top:2px dotted rgba(12,34,69,.28);
}
.timeline-item{
  position:relative;z-index:1;
  display:grid;grid-template-rows:40px 40px auto auto;row-gap:8px;
  justify-items:center;text-align:center;padding:0 8px;
}
.timeline-label{align-self:end;font-size:.8rem;font-weight:700;color:var(--navy-800);letter-spacing:.01em;margin:0;}
.timeline-marker{align-self:center;height:40px;width:100%;display:flex;align-items:center;justify-content:center;}
.timeline-dot{
  width:16px;height:16px;border-radius:50%;background:var(--navy-800);
  border:3px solid var(--paper);box-shadow:0 0 0 2px var(--navy-800);
}
.timeline-year{align-self:start;font-family:var(--font-display);font-weight:800;font-size:1.5rem;color:var(--navy-950);margin:0;}
.timeline-place{font-size:.82rem;color:var(--ink-soft);margin:0;}
.timeline-item--current .timeline-dot{background:var(--brand-yellow);box-shadow:0 0 0 2px var(--brand-yellow);}
.timeline-item--current .timeline-label{font-size:.95rem;color:var(--brand-yellow);}
.timeline-item--current .timeline-year{color:var(--brand-yellow);}

/* ============================================================
   Programme
   ============================================================ */
.programme-grid{
  margin-top:56px;display:grid;grid-template-columns:repeat(3,1fr);gap:22px;
}
.prog-card{
  background:var(--white);border:1px solid rgba(12,34,69,.08);border-radius:20px;padding:30px;
  transition:transform .35s var(--ease), box-shadow .35s var(--ease);
}
.prog-card:hover{transform:translateY(-6px);box-shadow:0 24px 40px -24px rgba(12,34,69,.28);}
.prog-icon{display:inline-flex;color:var(--navy-800);width:40px;height:40px;margin-bottom:18px;}
.prog-card h3{font-size:1.1rem;color:var(--navy-950);margin-bottom:8px;}
.prog-card p{font-size:.92rem;margin:0;}
.prog-card--cta{
  display:flex;flex-direction:column;justify-content:space-between;
  background:var(--navy-950);color:var(--white);font-family:var(--font-display);font-size:1.2rem;
}
.prog-card--cta svg{color:var(--gold-300);margin-top:16px;transition:transform .3s;}
.prog-card--cta:hover svg{transform:translateX(6px);}

.programme{position:relative;isolation:isolate;color:var(--white);}
.programme::before{
  content:"";position:absolute;inset:0;z-index:-1;
  background:url("../assets/qsncc.jpg") center/cover no-repeat;
}
.programme::after{
  content:"";position:absolute;inset:0;z-index:-1;
  background:
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 900 900'%3E%3Cg fill='none' stroke='%23ffffff' stroke-width='2' opacity='0.09'%3E%3Cpath d='M-50 260 C 150 180, 250 340, 450 260 S 750 180, 950 260'/%3E%3Cpath d='M-50 420 C 150 340, 250 500, 450 420 S 750 340, 950 420'/%3E%3Ccircle cx='680' cy='150' r='150'/%3E%3Ccircle cx='120' cy='650' r='190'/%3E%3Cpath d='M-50 620 C 150 560, 300 700, 500 620 S 800 540, 950 620'/%3E%3C/g%3E%3C/svg%3E") center/900px no-repeat,
    linear-gradient(165deg, rgba(6,20,14,.42), rgba(4,14,9,.62));
}
.programme-heading{text-align:center;max-width:720px;margin:0 auto;}
.programme-kicker{justify-content:center;color:var(--brand-green);}
.programme-title{
  font-size:clamp(2.1rem,4vw,3rem);color:var(--white);margin:8px 0 0;
}

.programme-grid--boxes{margin-top:56px;grid-template-columns:repeat(4,1fr);gap:24px;}
.prog-box{
  position:relative;overflow:hidden;isolation:isolate;border-radius:20px;
  min-height:340px;padding:28px;display:flex;flex-direction:column;justify-content:flex-end;
  background-size:cover;background-position:center;background-repeat:no-repeat;
  transition:transform .35s var(--ease), box-shadow .35s var(--ease);
}
.prog-box--exhibitions{background-image:url("../assets/prog-exhibitions.jpg");}
.prog-box--breakout{background-image:url("../assets/prog-breakout.jpg");}
.prog-box--youth{background-image:url("../assets/prog-youth.jpg");}
.prog-box--innovation{background-image:url("../assets/prog-innovation.jpg");}
.prog-box::before{
  content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(0deg, rgba(6,36,20,.92) 0%, rgba(6,36,20,.55) 45%, rgba(6,36,20,0) 85%);
}
.prog-box:hover{transform:translateY(-6px);box-shadow:0 24px 40px -24px rgba(6,28,17,.5);}
.prog-box h3{font-size:1.25rem;color:var(--white);margin:0 0 10px;}
.prog-box p{font-size:.92rem;color:rgba(255,255,255,.85);margin:0;max-width:85%;}
.prog-view-all{
  display:inline-flex;align-items:center;gap:10px;margin-top:36px;
  background:var(--brand-green);color:var(--white);border-color:var(--brand-green);
}
.prog-view-all:hover{background:var(--white);color:var(--brand-green);border-color:var(--white);}

/* ============================================================
   Media: carousel + partners
   ============================================================ */
.media{background:var(--paper);padding-bottom:0;}
.faq{padding-top:0;}
.carousel{
  position:relative;margin:56px 0 70px;overflow:hidden;
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 4%,#000 96%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 4%,#000 96%,transparent);
}
.carousel-track{
  display:flex;gap:22px;width:max-content;
  animation:carouselSlide 50s linear infinite;
}
.carousel:hover .carousel-track{animation-play-state:paused;}
@keyframes carouselSlide{from{transform:translateX(-50%);}to{transform:translateX(0%);}}
.carousel-slide{
  flex:0 0 auto;width:min(320px,60vw);margin:0;
}
.carousel-slide img{
  width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:18px;
  -webkit-user-drag:none;user-select:none;
  box-shadow:0 20px 40px -24px rgba(12,34,69,.35);
}

.partners-static{text-align:center;margin-bottom:70px;}
.partners-heading{
  margin:0 0 18px;font-size:.9rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--brand-blue);
}
.partners-static .partners-heading:not(:first-child){margin-top:48px;}
.partners-divider{height:1px;background:rgba(12,34,69,.12);margin:0 0 32px;}
.partners-orgrow{display:flex;justify-content:center;}
.partners-org-logo{height:100px;width:auto;}

.flag-row{display:flex;justify-content:center;align-items:center;gap:22px;flex-wrap:wrap;}
.flag-row--wrap{max-width:900px;margin:0 auto;}
.flag-chip{
  display:inline-flex;width:80px;aspect-ratio:3/2;border-radius:6px;overflow:hidden;
  box-shadow:0 2px 6px rgba(12,34,69,.18);border:1px solid rgba(12,34,69,.08);
}
.flag-chip img{width:100%;height:100%;object-fit:cover;display:block;}

/* ============================================================
   Back to top
   ============================================================ */
.back-to-top{
  position:fixed;right:24px;bottom:24px;z-index:500;
  width:46px;height:46px;border-radius:50%;border:none;cursor:pointer;
  background:var(--navy-950);color:var(--gold-300);
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 14px 28px -12px rgba(4,12,24,.5);
  opacity:0;visibility:hidden;transform:translateY(12px);
  transition:opacity .3s var(--ease), transform .3s var(--ease), visibility .3s;
}
.back-to-top.is-visible{opacity:1;visibility:visible;transform:translateY(0);}
.back-to-top:hover{background:var(--navy-800);}

/* ============================================================
   FAQ
   ============================================================ */
.faq-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:70px;}
.faq-item{border-bottom:1px solid rgba(12,34,69,.12);}
.faq-q{
  width:100%;text-align:left;background:none;border:none;cursor:pointer;
  padding:22px 0;font-family:var(--font-display);font-size:1.08rem;color:var(--navy-950);
  display:flex;justify-content:space-between;align-items:center;gap:16px;
}
.faq-toggle{color:var(--gold-500);font-size:1.3rem;transition:transform .3s var(--ease);flex-shrink:0;}
.faq-item.is-open .faq-toggle{transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .4s var(--ease);}
.faq-item.is-open .faq-a{max-height:640px;}
.faq-a p{padding-bottom:22px;margin:0;}
.faq-a-list{margin:0 0 22px;padding-left:20px;display:flex;flex-direction:column;gap:10px;}
.faq-a-list li{font-size:1rem;line-height:1.6;color:var(--ink-soft);}
.faq-a-list li strong{color:var(--ink);}

/* ============================================================
   Footer
   ============================================================ */
.site-footer{background:var(--navy-950);color:rgba(255,255,255,.7);padding:80px 0 30px;}
.footer-grid{display:grid;grid-template-columns:1.3fr .85fr 1.25fr .85fr;gap:40px;padding-bottom:50px;border-bottom:1px solid rgba(255,255,255,.1);}
.footer-logo{width:260px;max-width:100%;height:auto;margin-bottom:16px;}
.footer-brand p{color:rgba(255,255,255,.7);font-size:.9rem;}
.footer-brand strong{color:var(--white);font-family:var(--font-display);font-size:1.05rem;}
.footer-address a{color:var(--gold-300);}
.footer-nav,.footer-summits,.footer-social{display:flex;flex-direction:column;gap:12px;}
.footer-nav h4,.footer-summits h4,.footer-social h4{color:var(--white);font-size:.82rem;text-transform:uppercase;letter-spacing:.08em;margin:0 0 6px;}
.footer-nav a{font-size:.9rem;color:rgba(255,255,255,.68);transition:color .3s;}
.footer-nav a:hover{color:var(--gold-300);}
.footer-summits ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px;}
.footer-summits li{font-size:.8rem;color:rgba(255,255,255,.62);white-space:nowrap;}
.footer-summits li span{color:var(--gold-300);font-weight:700;margin-right:6px;}
.social-icons{display:flex;gap:12px;}
.social-icons a{
  width:36px;height:36px;border-radius:50%;border:1px solid rgba(255,255,255,.2);
  display:flex;align-items:center;justify-content:center;transition:border-color .3s, color .3s;
}
.social-icons a:hover{border-color:var(--gold-400);color:var(--gold-300);}
.footer-website{font-size:.9rem;color:rgba(255,255,255,.78);text-decoration:underline;text-decoration-color:rgba(255,255,255,.3);transition:color .3s;}
.footer-website:hover{color:var(--gold-300);}
.footer-bottom{display:flex;justify-content:space-between;padding-top:24px;font-size:.78rem;flex-wrap:wrap;gap:8px;}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width:1080px){
  .stats-grid{grid-template-columns:repeat(3,1fr);row-gap:36px;}
  .programme-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .venue-room-list{max-height:none;}
  .timeline-track{grid-template-columns:repeat(3,1fr);row-gap:48px;}
  .timeline-track::before{display:none;}
  .exhibition-booths{grid-template-columns:repeat(10,1fr);}
}
@media (max-width:640px){
  .exhibition-booths{
    grid-template-columns:repeat(2,1fr);
    grid-template-rows:repeat(20,auto);
    grid-auto-flow:column;
  }
}
@media (max-width:520px){
  .timeline-track{grid-template-columns:1fr;row-gap:44px;position:relative;}
  .timeline-track::before{display:none;}
  .timeline-item{position:relative;}
  .timeline-item:not(:last-child)::after{
    content:"";position:absolute;left:50%;top:100%;height:44px;
    border-left:2px dotted rgba(12,34,69,.28);
  }
}
@media (max-width:860px){
  .main-nav,.header-cta{display:none;}
  .nav-toggle{display:flex;}
  .site-header.is-open .header-inner{background:var(--navy-950);}
  .about-grid,.faq-grid,.showcase-grid{grid-template-columns:1fr;gap:44px;}
  .conference-grid{grid-template-columns:1fr;gap:44px;}
  .about-visual{max-width:340px;margin:0 auto;}
  .about-visual{min-height:0;height:auto;max-width:420px;aspect-ratio:1/1;}
  .conference-visual{max-width:none;width:100%;margin:0;}
  .video-frame{width:100%;max-width:100%;height:auto;flex:none;min-height:0;}
  .highlight-box{grid-template-columns:1fr;padding:44px 28px;text-align:center;}
  .highlight-copy{text-align:center;min-width:0;}
  .highlight-text{margin-left:auto;margin-right:auto;}
  .highlight-hint{display:block;}
  .highlight-badges{
    flex-direction:column;align-items:center;margin-top:36px;gap:88px;padding:10px 0 40px;min-width:0;
  }
  .badge-circle{width:210px;flex-shrink:0;min-width:0;}
  .badge-circle--center{width:230px;margin-top:0;}
  .badge-icon{width:56px;height:56px;bottom:-22px;}
  .badge-label{font-size:1rem;bottom:-54px;}
  .badge-detail{padding:12%;}
  .badge-detail p{font-size:.85rem;line-height:1.4;}
  .badge-circle--center .badge-detail p{font-size:.92rem;}
  .showcase-cards{grid-template-columns:1fr;}
  .section{padding:88px 0;}
  .about{padding-bottom:44px;}
  .pillars{padding-top:44px;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .venue-panel{padding:26px;}
  .venue-stage{padding:16px;}
  .map-zoom-btn{display:flex;}
  .flag-row:not(.flag-row--wrap){flex-wrap:nowrap;gap:8px;}
  .flag-row:not(.flag-row--wrap) .flag-chip{width:72px;flex:0 1 72px;}
  .hero-infobar-inner{flex-direction:column;gap:18px;}
  .hero-info-countdown{margin-left:0;}
  .hero-mobile-register{display:inline-flex;}
  .hero-title-static{white-space:normal;}
  .explore-btn{width:70px;height:70px;}
  .explore-arrow{width:26px;height:26px;}
  .explore-arrow svg{width:12px;height:12px;}
  .explore-ring-text{font-size:6.5px;letter-spacing:1.4px;}
  .river-divider{aspect-ratio:auto;height:60vh;}
  .river-img{object-fit:cover;}
  .river-caption-line{display:block;}

  .main-nav{
    position:fixed;inset:var(--header-h) 0 0 0;height:calc(100vh - var(--header-h));
    background:var(--navy-950);flex-direction:column;justify-content:center;gap:28px;
    transform:translateX(100%);transition:transform .4s var(--ease);
  }
  .main-nav.is-open{display:flex;transform:translateX(0);}
  .main-nav a{font-size:1.3rem;color:rgba(255,255,255,.82);}
  .main-nav a:hover,.main-nav a.is-active{color:var(--white);}
  .header-cta{display:none;}
}
@media (max-width:640px){
  .brand-logo{height:44px;}
  .site-header.is-scrolled .brand-logo{height:38px;}
  .countdown-row{gap:12px;}
  .countdown-num{font-size:1.4rem;}
  .stats-grid{grid-template-columns:repeat(2,1fr);}
  .programme-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .wrap{padding-left:20px;padding-right:20px;}
  .venue-panel{padding:26px;}
  .showcase-band{padding:40px 0;}
}

@media (prefers-reduced-motion: reduce){
  *{animation-duration:.001s !important;animation-iteration-count:1 !important;transition-duration:.001s !important;}
}