:root{
  --bg-dark:#08050f;
  --bg-glow: radial-gradient(ellipse at top center, rgba(124,58,237,0.28) 0%, rgba(8,5,15,0) 55%);
  --bg-white:#ffffff;
  --bg-off:#f7f7f5;
  --text-on-dark:#f5f3ff;
  --text-on-white:#0a0a0a;
  --muted-on-dark:#9086a3;
  --muted-on-white:#6b6b6b;
  --button-bg:#ffffff;
  --button-text:#08050f;
  --accent-purple:#9747ff;
  --border-soft-dark: rgba(255,255,255,0.06);
  --border-soft-white: rgba(0,0,0,0.08);
  --green:#17c964;
}

*{margin:0;padding:0;box-sizing:border-box;}

html{scroll-behavior:auto;}

body{
  font-family:'Inter',sans-serif;
  background:var(--bg-white);
  color:var(--text-on-white);
  overflow-x:hidden;
  letter-spacing:-0.01em;
}
body.loader-active{overflow:hidden;}

a{color:inherit;text-decoration:none;}

/* ============ INTRO LOADER ============ */
#intro-loader{
  position:fixed; inset:0;
  z-index:999;
  display:flex; align-items:center; justify-content:center;
  background:var(--bg-dark);
  overflow:hidden;
}
#intro-loader.is-hidden{
  opacity:0;
  transform:scale(1.05);
  transition:opacity .6s ease, transform .6s ease;
}
.loader-bg{
  position:absolute; inset:0;
  background:var(--bg-glow);
  opacity:0.95;
  animation:loaderPulse 6s ease-in-out infinite alternate;
  overflow:hidden;
}
.loader-bg::before,
.loader-bg::after{
  content:'';
  position:absolute;
  inset:-20%;
  border-radius:50%;
  opacity:0.22;
  pointer-events:none;
}
.loader-bg::before{
  border:1px solid rgba(255,255,255,0.08);
  transform:translate(-10%, -18%) rotate(-16deg) scale(1.08);
}
.loader-bg::after{
  border:1px solid rgba(151,71,255,0.1);
  transform:translate(14%, 16%) rotate(12deg) scale(1.06);
}
.loader-bg .line-el{
  border-color:rgba(255,255,255,0.08);
  opacity:0;
  animation:line-pulse 7s ease-in-out infinite;
  transform-origin:center center;
}
.loader-logos{
  position:relative; z-index:2;
  display:flex; align-items:center; justify-content:center;
  gap:clamp(20px,3vw,40px);
  padding:0 24px;
  opacity:0;
  transform:scale(0.96);
}
.loader-logo{
  display:inline-flex; align-items:center;
  font-size:clamp(48px,8vw,120px);
  line-height:0.95;
  letter-spacing:-0.06em;
  color:var(--text-on-dark);
  white-space:nowrap;
}
.loader-logo.logo-1{
  height:clamp(140px, 16vw, 280px);
  width:auto;
  max-width:500px;
  object-fit:contain;
}
.loader-logo.logo-2{
  height:clamp(140px, 16vw, 280px);
  width:auto;
  max-width:500px;
  object-fit:contain;
}
.loader-divider{
  color:var(--muted-on-dark);
  font-family:'Inter',sans-serif;
  font-size:clamp(28px,4.5vw,56px);
  line-height:1;
  opacity:0.3;
  align-self:center;
}
@keyframes loaderPulse{
  0%{transform:scale(0.98); opacity:0.92;}
  100%{transform:scale(1.04); opacity:1;}
}

img{display:block;max-width:100%;}

/* ============ GRAIN ============ */
.grain{
  position:fixed;inset:0;
  pointer-events:none;
  z-index:9999;
  opacity:0.035;
  mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ============ THEME BLOCKS ============ */
[data-theme="dark"]{
  background:var(--bg-dark);
  color:var(--text-on-dark);
}
[data-theme="white"]{
  background:var(--bg-white);
  color:var(--text-on-white);
}

.section-inner{
  max-width:1200px;
  margin:0 auto;
  padding:0 36px;
}

.eyebrow{
  font-size:13px;
  font-weight:600;
  letter-spacing:0.08em;
  text-transform:uppercase;
  margin-bottom:16px;
}
[data-theme="dark"] .eyebrow{color:var(--muted-on-dark);}
[data-theme="white"] .eyebrow{color:var(--muted-on-white);}

.section-title{
  font-size:clamp(40px,5vw,64px);
  font-weight:600;
  letter-spacing:-0.03em;
  margin-bottom:64px;
}

.accent-serif{
  font-family:'Source Serif 4',serif;
  font-style:italic;
  font-weight:600;
  letter-spacing:-0.05em;
  color:var(--accent-purple);
}
.accent-serif.accent-dark{ color:var(--accent-purple); }

.reg{font-family:'Inter';font-size:14px;font-weight:600;vertical-align:super;}
.reg-small{font-family:'Inter';font-size:0.3em;font-weight:600;vertical-align:super;}

/* ============ BUTTONS ============ */
.btn-primary{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  height:56px;
  padding:0 30px;
  border-radius:999px;
  background:var(--button-bg);
  color:var(--button-text);
  font-size:15px;
  font-weight:600;
  transition:transform .3s ease, box-shadow .3s ease;
}
.btn-primary:hover{
  transform:translateY(-1px);
  box-shadow:0 4px 20px rgba(0,0,0,0.25);
}

/* ============ NAVBAR ============ */
.navbar{
  position:fixed;
  top:0;left:0;right:0;
  z-index:100;
  width:100%;
  padding:12px 0;
  background:transparent;
  transition:background .3s ease, backdrop-filter .3s ease;
}
.navbar.scrolled,
.navbar.navbar--on-white,
.navbar.navbar--on-dark{
  background:rgba(8, 5, 15, 0.7);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
}
.navbar.navbar--on-white{
  background:rgba(255, 255, 255, 0.7);
}
.navbar.navbar--on-dark{
  background:rgba(8, 5, 15, 0.7);
}
.navbar-inner{
  max-width:1200px;
  width:100%;
  margin:0 auto;
  padding:14px 36px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  box-sizing:border-box;
  overflow:visible;
}
.logo{
  height:72px;
  width:auto;
  max-width:320px;
  object-fit:contain;
  display:block;
  flex-shrink:0;
}
.menu-btn{
  display:flex;
  align-items:center;
  gap:8px;
  height:40px;
  padding:0 20px;
  border-radius:999px;
  background:var(--button-bg);
  color:var(--button-text);
  font-family:'Inter';
  font-size:14px;
  font-weight:500;
  border:none;
  cursor:pointer;
  flex-shrink:0;
  white-space:nowrap;
  transition:transform .2s ease;
}
.menu-btn:hover{transform:translateY(-1px);}
.menu-btn svg{transition:transform .3s ease;}
.menu-btn.open svg{transform:rotate(180deg);} 
.navbar.navbar--on-white .menu-btn{background:rgba(255,255,255,0.9); color:#0a0a0a;}
.navbar.navbar--on-dark .menu-btn{background:rgba(255,255,255,0.08); color:var(--text-on-dark);}
.drawer{
  position:fixed;
  inset:0;
  z-index:99;
  background:linear-gradient(180deg, #150a2e 0%, #08050f 100%);
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  opacity:0;
  pointer-events:none;
  transition:opacity .4s ease;
}
.drawer.open{opacity:1;pointer-events:all;}
.drawer-links{
  display:flex;
  flex-direction:column;
  gap:20px;
  text-align:center;
}
.drawer-links a{
  font-size:48px;
  font-weight:500;
  letter-spacing:-0.04em;
  color:var(--text-on-dark);
  transition:color .2s ease;
}
.drawer-links a:hover{color:var(--accent-purple);}
.drawer-footer{
  position:absolute;
  bottom:32px;
  font-size:13px;
  color:var(--muted-on-dark);
}

/* ============ HERO ============ */
.hero{
  position:relative;
  min-height:850px;
  padding:160px 36px 0;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:flex-start;
  background:var(--bg-dark);
  overflow:clip;
  opacity:0;
  visibility:hidden;
  transform:translateY(18px);
}
.hero.hero-ready{
  opacity:1;
  visibility:visible;
  transform:translateY(0);
  transition:opacity .7s ease, transform .7s ease, visibility .7s ease;
}
.hero-glow{
  position:absolute;
  inset:0;
  background:var(--bg-glow);
  pointer-events:none;
}
.hero-content{
  position:relative;
  z-index:2;
  display:flex;
  flex-direction:column;
  align-items:center;
  text-align:center;
  gap:28px;
}

/* curved lines */
.lines{position:absolute;top:0;bottom:0;pointer-events:none;z-index:1;
  -webkit-mask-image:linear-gradient(to bottom, transparent 0%, black 20%, black 80%, transparent 100%);
  mask-image:linear-gradient(to bottom, transparent 0%, black 20%, black 80%, transparent 100%);
}
.lines-left{left:0;width:260px;}
.lines-right{right:0;width:260px;}
.lines-top{display:none;left:0;right:0;top:0;height:200px;}
.line-el{
  position:absolute;
  height:20px;
  border:2.5px solid rgba(255,255,255,0.05);
  opacity:0;
  animation:line-pulse 5s ease-in-out infinite;
}
.lines-left .line-el{left:0;border-left:none;border-radius:0 80% 80% 0;}
.lines-right .line-el{right:0;border-right:none;border-radius:80% 0 0 80%;}
.lines-top .line-el{top:0;height:20px;border-top:none;border-radius:0 0 80% 80%;}

@keyframes line-pulse{
  0%{opacity:0;transform:scale(1);}
  15%{opacity:0.9;}
  70%{opacity:0.4;}
  100%{opacity:0;transform:scale(0.85);}
}

/* ticker */
.ticker-wrap{
  max-width:500px;
  width:100%;
  height:36px;
  overflow:hidden;
  -webkit-mask-image:linear-gradient(90deg, transparent 0%, black 12%, black 88%, transparent 100%);
  mask-image:linear-gradient(90deg, transparent 0%, black 12%, black 88%, transparent 100%);
}
.ticker-track{display:flex;width:max-content;animation:marquee-left 30s linear infinite;}
.ticker-row{display:flex;gap:10px;padding-right:10px;}
.pill{
  font-size:13px;
  font-weight:500;
  color:var(--muted-on-dark);
  padding:6px 14px;
  border-radius:999px;
  background:rgba(255,255,255,0.06);
  border:1px solid var(--border-soft-dark);
  white-space:nowrap;
}

@keyframes marquee-left{
  from{transform:translateX(0);}
  to{transform:translateX(-50%);}
}

.hero-title{
  max-width:640px;
  font-size:clamp(44px,7vw,82px);
  line-height:1.03;
  letter-spacing:-0.03em;
  font-weight:600;
}

/* Avenger-style hero title (bold, condensed display font) */
.hero-title--avenger{
  max-width:760px;
  font-family:'Anton', 'Inter', sans-serif;
  font-weight:400; /* Anton only ships one heavy weight */
  text-transform:uppercase;
  letter-spacing:0.01em;
  line-height:0.95;
  font-size:clamp(46px,8vw,96px);
}
.hero-title--avenger .accent-serif{
  font-family:'Anton', sans-serif; /* override the italic serif accent to match */
  font-style:normal;
  letter-spacing:0.01em;
  color:var(--accent-purple);
}
.hero-title--avenger .hero-date{
  display:block;
  font-size:0.32em;
  letter-spacing:0.18em;
  margin-top:0.4em;
  color:var(--text-on-dark);
  opacity:0.9;
}

.hero-sub{
  max-width:476px;
  font-size:17px;
  line-height:1.45;
  color:var(--muted-on-dark);
}

.cta-row{display:flex;gap:16px;flex-wrap:wrap;align-items:center;justify-content:center;margin-top:8px;}

.btn-chat{
  display:flex;
  align-items:center;
  gap:12px;
  min-height:56px;
  padding:16px 24px;
  background:rgba(255,255,255,0.06);
  border:1px solid rgba(255,255,255,0.14);
  border-radius:999px;
  transition:border-color .2s ease, box-shadow .25s ease;
}
.btn-chat:hover{border-color:rgba(255,255,255,0.2);}
.btn-chat.countdown-active{animation:pulseGlow 4s ease-in-out infinite;}
.countdown-copy{display:flex;flex-direction:column;align-items:flex-start;text-align:left;gap:4px;line-height:1.2;}
.countdown-label{font-size:11px;font-weight:600;letter-spacing:0.22em;text-transform:uppercase;color:var(--muted-on-dark);}
.countdown-timer{font-size:16px;font-weight:700;color:var(--text-on-dark);}
@keyframes pulseGlow{
  0%,100%{box-shadow:0 0 0 rgba(151,71,255,0.06);}
  50%{box-shadow:0 0 18px rgba(151,71,255,0.1);}
}
.avatar{width:40px;height:40px;border-radius:50%;object-fit:cover;}
.chat-text{display:flex;flex-direction:column;text-align:left;line-height:1.3;}
.chat-text strong{font-size:14px;font-weight:600;color:var(--text-on-dark);}
.chat-text small{font-size:12px;font-weight:500;color:var(--muted-on-dark);display:flex;align-items:center;gap:6px;}
.dot{width:8px;height:8px;border-radius:50%;background:var(--green);display:inline-block;}

.hero-fade{
  position:absolute;
  left:0;right:0;bottom:0;
  height:178px;
  background:linear-gradient(to bottom, transparent 0%, rgba(8,5,15,0.4) 40%, var(--bg-dark) 100%);
  pointer-events:none;
}

/* ============ SPONSOR STRIP ============ */
.sponsor-strip {
  width: 100vw;
  position: relative;
  left: 50%;
  margin-left: -50vw;
  right: 50%;
  margin-right: -50vw;
  padding: 32px 0;
  overflow: hidden;
  border-top: 1px solid var(--border-soft-white);
  border-bottom: 1px solid var(--border-soft-white);
}
.sponsor-strip-track {
  display: flex;
  align-items: center;
  gap: 80px;
  width: max-content;
  animation: horizontal-scroll 22s linear infinite;
}
.strip-logo {
  height: 32px;
  width: auto;
  max-width: 140px;
  object-fit: contain;
  flex-shrink: 0;
  opacity: 1;
  transition: transform .3s ease;
}
.strip-logo:hover {
  transform: scale(1.05);
}
.sponsor-strip:hover .sponsor-strip-track {
  animation-play-state: paused;
}

/* ============ HORIZONTAL CAROUSEL ============ */
.carousel-section{
  padding:40px 0 80px;
  background:var(--bg-white);
}
.horizontal-carousel{
  width:100vw;
  position:relative;
  left:50%;
  margin-left:-50vw;
  right:50%;
  margin-right:-50vw;
  overflow:hidden;
  padding:8px 0;
}
.carousel-track{
  display:flex;
  flex-direction:row;
  gap:16px;
  width:max-content;
  height:320px;
  will-change:transform;
  animation:horizontal-scroll 35s linear infinite;
}
.carousel-item{
  flex:0 0 auto;
  width:420px;
  height:100%;
  border-radius:8px;
  overflow:hidden;
  background:var(--bg-dark);
}
.carousel-item img{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
  transition:transform .4s cubic-bezier(.16,1,.3,1);
}
.carousel-item:hover img{transform:scale(1.03);}
.horizontal-carousel:hover .carousel-track{animation-play-state:paused;}
@keyframes horizontal-scroll{
  from{transform:translateX(0);}
  to{transform:translateX(-50%);}
}
@media (max-width:810px){
  .carousel-track{height:200px;}
  .carousel-item{width:260px;}
}
@media (prefers-reduced-motion: reduce){
  .sponsor-strip{overflow-x:auto;}
  .sponsor-strip-track{animation:none;}
  .carousel-track{animation:none;overflow-x:auto;overflow-y:hidden;scroll-snap-type:x proximity;}
  .horizontal-carousel{overflow-x:auto;}
  .horizontal-carousel:hover .carousel-track{animation-play-state:running;}
}

/* ============ FLAGSHIP TIMELINE ============ */
.timeline-section{padding:160px 0 200px;}
.timeline-section .section-title{text-align:center;}
.timeline{position:relative;max-width:900px;margin:0 auto;padding-top:20px;}
.timeline-spine{
  position:absolute;
  left:50%;top:0;bottom:0;
  width:2px;
  background:var(--border-soft-white);
  transform:translateX(-50%);
}
.timeline-fill{
  position:absolute;
  top:0;left:0;
  width:100%;
  height:0%;
  background:var(--text-on-white);
}
.tl-event{
  position:relative;
  width:44%;
  padding:24px 0;
  margin-bottom:24px;
}
.tl-event::before{
  content:'';
  position:absolute;
  top:32px;
  width:12px;height:12px;
  border-radius:50%;
  background:var(--text-on-white);
  z-index:2;
}
.tl-left{margin-right:auto;text-align:right;padding-right:40px;}
.tl-right{margin-left:auto;text-align:left;padding-left:40px;}
.tl-left::before{right:-46px;}
.tl-right::before{left:-46px;}
.flagship::before{width:18px;height:18px;}
.flagship.tl-left::before{right:-49px;}
.flagship.tl-right::before{left:-49px;}

.flagship-badge{
  display:inline-block;
  background:var(--text-on-white);
  color:var(--bg-white);
  font-size:11px;
  font-weight:600;
  text-transform:uppercase;
  letter-spacing:0.05em;
  padding:4px 10px;
  border-radius:999px;
  margin-bottom:10px;
}
.tl-date{font-family:'Source Serif 4';font-style:italic;font-size:15px;color:var(--muted-on-white);margin-bottom:6px;}
.tl-title{font-size:clamp(22px,2.5vw,28px);font-weight:600;letter-spacing:-0.02em;margin-bottom:8px;}
.tl-desc{font-size:14px;color:var(--muted-on-white);max-width:340px;}
.tl-left .tl-desc{margin-left:auto;}
.tl-poster{
  display:block;
  width:100%;
  max-width:340px;
  height:200px;
  object-fit:cover;
  border-radius:8px;
  margin-top:16px;
  box-shadow:0 12px 24px -8px rgba(0,0,0,0.15);
  background:rgba(0,0,0,0.04);
  color:transparent;
  font-size:0;
  overflow:hidden;
}
.poster-missing{
  border:1px dashed var(--border-soft-white);
}
.tl-right .tl-poster{margin-left:0;}
.tl-left .tl-poster{margin-left:auto;}
.tl-left .tl-poster{margin-left:auto;}

/* ============ EVENTS ============ */
.events-section{padding:160px 0;}
.tabs{display:flex;gap:12px;margin-bottom:48px;}
.tab-btn{
  padding:10px 22px;
  border-radius:999px;
  border:1px solid var(--border-soft-dark);
  background:transparent;
  color:var(--muted-on-dark);
  font-family:'Inter';
  font-size:14px;
  font-weight:600;
  cursor:pointer;
  transition:all .25s ease;
}
.tab-btn.active{background:#ffffff;color:var(--bg-dark);border-color:transparent;}

.event-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:20px;
}
.flip-card{
  perspective:1200px;
  background:transparent;
  border:none;
  padding:0;
  height:320px;
  cursor:pointer;
}
.flip-card-inner{
  position:relative;
  width:100%;
  height:100%;
  transition:transform 0.7s cubic-bezier(.4,.2,.2,1);
  transform-style:preserve-3d;
}
.flip-card:hover .flip-card-inner{
  transform:rotateY(180deg);
  will-change:transform;
}
.flip-card-front,
.flip-card-back{
  position:absolute;
  inset:0;
  backface-visibility:hidden;
  -webkit-backface-visibility:hidden;
  border-radius:12px;
  border:1px solid var(--border-soft-dark);
  overflow:hidden;
}
.flip-card-front{
  background:rgba(255,255,255,0.04);
  padding:28px;
  display:flex;
  flex-direction:column;
  transition:border-color .3s ease, background .3s ease;
}
.flip-card:hover .flip-card-front{
  border-color:rgba(151,71,255,0.3);
  background:rgba(255,255,255,0.06);
}
.flip-card-back{
  transform:rotateY(180deg);
  background:#000;
}
.flip-card-back img{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
}
.event-tag{
  display:inline-block;
  font-size:11px;
  font-weight:600;
  text-transform:uppercase;
  letter-spacing:0.05em;
  color:var(--accent-purple);
  margin-bottom:14px;
}
.event-card h3{font-size:20px;font-weight:600;letter-spacing:-0.02em;margin-bottom:12px;}
.event-card p{font-size:14px;line-height:1.5;color:var(--muted-on-dark);}

/* ============ ACHIEVEMENTS ============ */
.achievements-section{padding:160px 0;}
.stat-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:20px;
  margin-bottom:80px;
}
.stat{padding-top:24px;border-top:1px solid var(--border-soft-white);position:relative;}
.stat-num{display:block;font-size:clamp(48px,6vw,80px);font-weight:700;letter-spacing:-0.04em;}
.stat-label{font-size:14px;font-weight:500;color:var(--muted-on-white);}

.marquee-wrap{
  overflow:hidden;
  -webkit-mask-image:linear-gradient(90deg, transparent 0%, black 12%, black 88%, transparent 100%);
  mask-image:linear-gradient(90deg, transparent 0%, black 12%, black 88%, transparent 100%);
}
.marquee-track{display:flex;width:max-content;animation:marquee-left 30s linear infinite;}
.marquee-row{display:flex;gap:64px;padding-right:64px;align-items:center;}
.logo-item{font-size:22px;color:var(--text-on-white);white-space:nowrap;}

/* ============ CARNIVAL MOMENTS ============ */
.carnival-moments{
  position:relative;
  min-height:100vh;
  padding:160px 36px;
  overflow:clip;
}
.center-reveal{
  position:absolute;
  top:50%;left:50%;
  transform:translate(-50%,-50%);
  max-width:480px;
  text-align:center;
  font-size:clamp(24px,4vw,40px);
  font-weight:800;
  letter-spacing:0.02em;
  color:var(--text-on-dark);
  opacity:0.15;
  z-index:1;
  pointer-events:none;
}
.center-reveal .accent-serif{opacity:1;}

.drag-field{position:relative;width:100%;height:100%;min-height:900px;perspective:3000px;z-index:2;}

.drag-card{
  position:absolute;
  width:260px;
  background:#ffffff;
  border-radius:4px;
  padding:14px 14px 18px 14px;
  box-shadow:0 25px 50px -12px rgba(0,0,0,0.6), 0 0 0 1px rgba(255,255,255,0.05);
  cursor:grab;
  touch-action:none;
  will-change:transform;
  transition:transform .5s cubic-bezier(.16,1,.3,1), scale .25s ease;
  transform-style:preserve-3d;
}
.drag-card.dragging{
  cursor:grabbing;
  transition:none;
  z-index:50;
}
.drag-card img{
  width:100%;
  height:230px;
  object-fit:cover;
  opacity:1;
  pointer-events:none;
}
.drag-card img.drag-img-missing{
  background:rgba(8,5,15,0.95);
  color:transparent;
}
.drag-caption{
  text-align:center;
  color:#ffffff;
  font-size:18px;
  font-weight:700;
  letter-spacing:-0.02em;
  margin-top:12px;
}

/* ============ SPEAKERS ============ */
.speakers-section{padding:160px 0;}
.speaker-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
}
.speaker-card{
  text-align:center;
  padding:32px 20px;
  border:1px solid var(--border-soft-white);
  border-radius:12px;
  transition:transform .3s ease;
}
.speaker-card:hover{transform:translateY(-4px);}
.speaker-avatar{
  width:72px;height:72px;
  border-radius:50%;
  object-fit:cover;
  display:block;
  margin:0 auto 20px;
  overflow:hidden;
  background:var(--bg-dark);
  color:transparent;
  font-size:0;
}
.avatar-missing{
  background:var(--bg-dark);
}
.speaker-card h3{font-size:17px;font-weight:600;letter-spacing:-0.02em;margin-bottom:8px;}
.speaker-card p{font-size:13px;color:var(--muted-on-white);line-height:1.4;}

/* ============ WORKSHOPS ============ */
.workshops-section{padding:160px 0;}
.workshop-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.workshop-card{
  background:rgba(255,255,255,0.04);
  border:1px solid var(--border-soft-dark);
  border-radius:12px;
  padding:36px;
}
.workshop-meta{font-size:12px;color:var(--accent-purple);font-weight:600;letter-spacing:0.02em;margin-bottom:16px;}
.workshop-card h3{font-size:22px;font-weight:600;letter-spacing:-0.02em;margin-bottom:14px;line-height:1.25;}
.workshop-card p{font-size:14px;color:var(--muted-on-dark);line-height:1.5;margin-bottom:20px;}
.workshop-tags{display:flex;flex-wrap:wrap;gap:8px;}
.workshop-tags span{
  font-size:12px;
  padding:5px 12px;
  border-radius:999px;
  background:rgba(255,255,255,0.06);
  border:1px solid var(--border-soft-dark);
  color:var(--muted-on-dark);
}

/* ============ SPONSORS ============ */
.sponsors-section {
  padding: 160px 0;
  overflow: hidden;
}
.partner-carousel {
  overflow: hidden;
  margin-top: 64px;
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, black 8%, black 92%, transparent 100%);
  mask-image: linear-gradient(90deg, transparent 0%, black 8%, black 92%, transparent 100%);
}
.partner-track {
  display: flex;
  gap: 24px;
  width: max-content;
  animation: horizontal-scroll 28s linear infinite;
}
.partner-carousel:hover .partner-track {
  animation-play-state: paused;
}
.partner-card {
  flex: 0 0 auto;
  width: 300px;
  background: var(--bg-off);
  border: 1px solid var(--border-soft-white);
  border-radius: 16px;
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: transform .4s cubic-bezier(.16,1,.3,1), box-shadow .4s ease, border-color .4s ease;
  box-sizing: border-box;
}
.partner-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 40px -12px rgba(151,71,255,0.18);
  border-color: rgba(151,71,255,0.3);
}
.partner-logo-wrap {
  height: 64px;
  display: flex;
  align-items: center;
  margin-bottom: 8px;
}
.partner-logo {
  max-height: 100%;
  max-width: 140px;
  object-fit: contain;
  opacity: 1;
}

.partner-tier {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent-purple);
}
.partner-name {
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text-on-white);
}
.partner-desc {
  font-size: 14px;
  line-height: 1.5;
  color: var(--muted-on-white);
}

/* ============ COMMITTEE ============ */
.committee-section{padding:160px 0;}
.committee-grid{display:flex;gap:60px;align-items:flex-start;}
.committee-column{display:flex;flex-direction:column;gap:48px;flex:1;}
.committee-block h4{
  font-size:13px;
  font-weight:600;
  text-transform:uppercase;
  letter-spacing:0.08em;
  color:var(--accent-purple);
  margin-bottom:16px;
}
.committee-block p{font-size:15px;line-height:1.7;color:var(--text-on-dark);}

/* ============ CLOSING ============ */
.closing-section{padding:140px 36px;}
.closing-inner{display:flex;flex-direction:column;align-items:center;text-align:center;gap:40px;}
.closing-title{
  font-size:clamp(32px,5vw,56px);
  font-weight:600;
  letter-spacing:-0.03em;
  max-width:800px;
  line-height:1.15;
}

/* ============ FOOTER ============ */
.site-footer{padding:100px 0 0;}
.footer-inner{display:grid;grid-template-columns:2fr 1fr 1fr;gap:48px;padding-bottom:60px;}
.footer-logo{font-size:24px;margin-bottom:20px;height:auto;max-width:none;}
.footer-col p{font-size:14px;line-height:1.7;color:var(--muted-on-white);margin-bottom:8px;}
.footer-col h4{font-size:13px;text-transform:uppercase;letter-spacing:0.06em;color:var(--muted-on-white);margin-bottom:16px;}
.footer-col a:hover{color:var(--accent-purple);}
.footer-bottom{
  border-top:1px solid var(--border-soft-white);
  padding:24px 36px;
  text-align:center;
  font-size:13px;
  color:var(--muted-on-white);
}

/* ============ REDUCED MOTION ============ */
@media (prefers-reduced-motion: reduce){
  *{animation-duration:0.001ms !important; animation-iteration-count:1 !important; transition-duration:0.001ms !important;}
}

/* ============ RESPONSIVE ============ */
@media (max-width:1200px){
  .hero{padding:140px 32px 0;}
  .hero-title{font-size:clamp(60px,8vw,72px);}
  .hero-title--avenger{font-size:clamp(52px,7.5vw,80px);}
  .navbar-inner{padding:0 32px;}
  .drawer-links a{font-size:40px;}
  .event-grid{grid-template-columns:repeat(2,1fr);}
  .speaker-grid{grid-template-columns:repeat(3,1fr);}
}

@media (max-width:810px){
  .hero{min-height:760px;padding:120px 24px 96px;}
  .lines-left,.lines-right{display:none;}
  .lines-top{display:block;}
  .hero-title{font-size:clamp(44px,13vw,52px);}
  .hero-title--avenger{font-size:clamp(38px,12vw,52px);}
  .cta-row{flex-direction:column;width:100%;max-width:320px;margin:8px auto 0;}
  .cta-row .btn-primary,.cta-row .btn-chat{width:100%;}
  .drawer-links a{font-size:32px;}
  .navbar-inner{padding:0 20px;}

  .event-grid{grid-template-columns:1fr;}
  .speaker-grid{grid-template-columns:repeat(2,1fr);}
  .stat-grid{grid-template-columns:repeat(2,1fr);gap:32px 20px;}
  .workshop-grid{grid-template-columns:1fr;}
  .committee-grid{grid-template-columns:1fr;}
  .sponsor-grid{grid-template-columns:1fr;}
  .footer-inner{grid-template-columns:1fr;gap:32px;}

  .timeline-spine{left:20px;}
  .tl-event{width:100%;padding-left:48px !important;padding-right:0 !important;text-align:left !important;margin-right:0;margin-left:0;}
  .tl-left .tl-desc{margin-left:0;}
  .tl-poster,
  .tl-left .tl-poster,
  .tl-right .tl-poster{margin-left:0;}
  .tl-left::before,.tl-right::before,.flagship.tl-left::before,.flagship.tl-right::before{left:14px;right:auto;}
}

/* ============ EVENT LIGHTBOX ============ */
.event-lightbox{
  position:fixed;
  inset:0;
  z-index:1000;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:24px;
  opacity:0;
  pointer-events:none;
  transition:opacity .3s ease;
}
.event-lightbox.active{
  opacity:1;
  pointer-events:all;
}
.lightbox-overlay{
  position:absolute;
  inset:0;
  background:rgba(8,5,15,0.95);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
}
.lightbox-content{
  position:relative;
  z-index:2;
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:18px;
  max-width:90vw;
  max-height:85vh;
  text-align:center;
}
.lightbox-img{
  max-width:90vw;
  max-height:75vh;
  object-fit:contain;
  border-radius:10px;
  box-shadow:0 24px 48px -12px rgba(0,0,0,0.7);
}
.lightbox-title{
  font-size:clamp(20px,2.5vw,32px);
  font-weight:600;
  color:var(--text-on-dark);
  letter-spacing:-0.02em;
}
.lightbox-close{
  position:absolute;
  top:-52px;
  right:0;
  background:rgba(255,255,255,0.12);
  border:1px solid rgba(255,255,255,0.2);
  color:var(--text-on-dark);
  width:40px;
  height:40px;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  cursor:pointer;
  transition:background .2s ease, transform .2s ease;
}
.lightbox-close:hover{
  background:rgba(255,255,255,0.25);
  transform:scale(1.06);
}

@media (prefers-reduced-motion: reduce){
  .flip-card-inner{
    transition:none !important;
    transform:none !important;
    transform-style:flat !important;
  }
  .flip-card-back{
    transform:none !important;
    opacity:0;
    transition:opacity 0.3s ease !important;
  }
  .flip-card:hover .flip-card-back{
    opacity:1;
  }
  .partner-track{
    animation:none !important;
  }
  .partner-carousel{
    overflow-x:auto;
    -webkit-overflow-scrolling:touch;
    scroll-snap-type:x proximity;
  }
  .partner-card:hover{
    transform:none !important;
    border-color:rgba(151,71,255,0.6) !important;
  }
}