/* Participation continues the same glass studio as the hero. All optical
   effects are static paints; no drawing loop or full-panel blur is needed. */
.gathering-v15{padding-top:86px;padding-bottom:72px;background:linear-gradient(180deg,#050b20,#060c21 70%,#050b20)}
.gathering-v15,.faq,.gathering-v15 .event-date-card{scroll-margin-top:36px}
.gathering-v15:before{opacity:.38}
.gathering-v15 .event-heading{position:relative;isolation:isolate;min-height:160px;align-items:center}
.gathering-v15 .event-heading:after{content:'';position:absolute;z-index:-1;left:9%;top:9px;width:116px;height:116px;border:1px solid #c6dcff33;border-radius:50%;background:radial-gradient(ellipse at 28% 19%,#f3fbff2e,transparent 29%),radial-gradient(ellipse at 72% 84%,#477eff24,transparent 61%),linear-gradient(137deg,#bbd7ff10,#21468d05 60%,#91b5ff16);box-shadow:inset 0 2px 3px #e6f3ff30,inset -10px -13px 25px #06102e75,0 12px 38px #0107183b;pointer-events:none}
.gathering-v15 .event-heading h2{position:relative;max-width:75%}
.gathering-v15 .event-overview{grid-template-columns:minmax(0,1.32fr) minmax(0,.82fr);gap:22px;margin-top:35px}
.gathering-v15 .event-facts{gap:16px}
.gathering-v15 .event-fact{position:relative;isolation:isolate;align-items:flex-start;gap:15px;min-height:165px;padding:23px 20px;border:1px solid #b7d3ff26;border-radius:25px;background:radial-gradient(ellipse at 100% 0%,#b7d9ff0d,transparent 66%),linear-gradient(135deg,#dceaff0a,#5a87d405 65%,#8ab3ff09);box-shadow:inset 0 1px 1px #e9f5ff24,inset 0 -1px 1px #7aa7ef0a,0 10px 28px #01061721;transition:border-color .2s ease,background-color .2s ease}
.gathering-v15 .event-fact:before{content:'';position:absolute;left:20px;right:20px;top:0;height:1px;background:linear-gradient(90deg,transparent,#d1e7ff55,transparent);pointer-events:none}
.gathering-v15 .event-fact:hover{border-color:#c2ddff42;background-color:#accdff04}
.gathering-v15 .fact-icon{display:grid;place-items:center;position:relative;flex:0 0 43px;width:43px;height:43px;padding:0;border:1px solid #c5ddff33;border-radius:50%;color:#e4efff;background:radial-gradient(ellipse at 26% 16%,#dbeeff30,transparent 58%),linear-gradient(135deg,#8bb2ff13,#173c871a);box-shadow:inset 0 1px 1px #f0f8ff45,inset 0 -3px 8px #05133170,0 4px 12px #01071526}
.gathering-v15 .fact-icon .interface-icon{width:22px;height:22px}
.gathering-v15 .event-fact>div{min-width:0;padding-top:2px}
.gathering-v15 .event-fact h3{font-size:16px;line-height:1.6;margin-bottom:8px;color:#edf4ff}
.gathering-v15 .event-fact p{max-width:none;font-size:12px;line-height:1.95;color:#adbedb}
.gathering-v15 .event-date-card{position:relative;isolation:isolate;overflow:hidden;min-height:346px;padding:32px 24px;border:1px solid #c1d9ff42;border-radius:32px;background:radial-gradient(ellipse at 12% 2%,#d3e8ff18,transparent 55%),radial-gradient(ellipse at 100% 100%,#245afc12,transparent 65%),linear-gradient(145deg,#c0d8ff09,#12244924 64%,#bedaff07);box-shadow:inset 0 1px 2px #f1f8ff42,inset 0 -1px 2px #83b2ff1a,0 18px 42px #0206172b}
.gathering-v15 .event-date-card:before,.gathering-v15 .event-date-card:after{content:'';position:absolute;z-index:0;border:1px solid #c6e0ff27;border-radius:50%;pointer-events:none;background:radial-gradient(ellipse at 27% 18%,#e6f5ff30,transparent 42%),linear-gradient(135deg,#cbe3ff09,#2a4f9805 65%,#a7caff0b);box-shadow:inset 0 1px 2px #f5fbff40,inset 0 -8px 15px #07143045}
.gathering-v15 .event-date-card:before{width:143px;height:143px;left:-44px;top:-71px}
.gathering-v15 .event-date-card:after{width:66px;height:66px;right:-22px;bottom:22px;opacity:.65}
.gathering-v15 .event-date-card>*{position:relative;z-index:1}
.gathering-v15 .date-caption{display:inline-flex;padding:7px 16px;border:1px solid #c3daff26;border-radius:999px;font-size:11px;line-height:1.5;color:#c8d8f3;background:#c0d9ff08;box-shadow:inset 0 1px 1px #ecf6ff14}
.gathering-v15 .event-date-range{gap:20px;margin-top:22px}
.gathering-v15 .event-date-range time{font-size:clamp(70px,7.2vw,108px);color:#eff7ff;text-shadow:0 2px 20px #aacbff12}
.gathering-v15 .event-date-range>span{font-size:12px;color:#a2b8df}
.gathering-v15 .date-month-year{margin-top:12px;font-size:20px}
.gathering-v15 .calendar-link{min-height:42px;justify-content:center;margin-top:25px;padding:9px 15px;border:1px solid #c0daff2b;border-radius:999px;background:linear-gradient(135deg,#d4e8ff0d,#91b7f705);box-shadow:inset 0 1px 1px #eaf5ff1f;color:#c8d9f5;transition:border-color .2s,background-color .2s}
.gathering-v15 .calendar-link:hover{border-color:#d4e8ff66;background-color:#c3dcff07}
.gathering-v15 .event-program{margin-top:38px;padding-top:31px;border-top-color:#b3c9f51a}
.gathering-v15 .program-heading{gap:20px;margin-bottom:23px}
.gathering-v15 .program-heading h3{font-size:24px}
.gathering-v15 .program-heading>button{min-height:40px;padding:8px 15px;border:1px solid #bdd6ff2b;border-radius:999px;background:linear-gradient(135deg,#c6ddff0d,#86aef905);box-shadow:inset 0 1px 1px #eaf4ff1c}
.gathering-v15 .program-flow{gap:14px;margin-top:0}
.gathering-v15 .program-flow article,.gathering-v15 .program-flow article:last-child{position:relative;min-width:0;padding:21px 20px 23px;border:1px solid #afcbff21;border-radius:25px;background:linear-gradient(145deg,#d0e5ff08,#86acff03 55%,#b4d2ff06);box-shadow:inset 0 1px 1px #eaf4ff20,0 8px 24px #01061714}
.gathering-v15 .program-flow time{width:max-content;max-width:100%;gap:7px;padding:5px 11px 6px;border:1px solid #b9d5ff23;border-radius:999px;background:linear-gradient(135deg,#bcd8ff10,#90b7ff04);font-size:10px;color:#a9c0e3}
.gathering-v15 .program-flow time>span{font-size:19px;line-height:1.2;color:#d9eaff}
.gathering-v15 .program-flow h4{font-size:16px;line-height:1.65;margin:18px 0 8px}
.gathering-v15 .program-flow p{font-size:11px;line-height:1.95;color:#a7b9d8;max-width:none}
.gathering-v15 .event-actions{justify-content:flex-start;margin-top:29px}

/* Native disclosure rows keep the last section compact and easy to scan. */
.faq{position:relative;isolation:isolate;padding:74px var(--gutter) 82px;background:linear-gradient(180deg,#050b20,#040919);border-top:1px solid #b2cdff17}
.faq:before{content:'';position:absolute;z-index:-1;inset:0;background:radial-gradient(ellipse at 2% 80%,#295bd910,transparent 55%);pointer-events:none}
.faq-heading{display:flex;justify-content:space-between;align-items:baseline;gap:25px;margin-bottom:31px}
.faq-heading h2{font-size:clamp(37px,4.1vw,58px);line-height:1.4;letter-spacing:-1.2px;color:#edf4ff}
.faq-heading p{max-width:260px;font-size:12px;line-height:1.9;color:#a1b5d7}
.faq-list{display:grid;gap:12px}
.faq-item{min-width:0;border:1px solid #b5d2ff24;border-radius:24px;background:linear-gradient(130deg,#d7e9ff08,#7b9fd505 70%);box-shadow:inset 0 1px 1px #eaf5ff1c;overflow:clip;transition:border-color .2s,background-color .2s}
.faq-item:hover,.faq-item[open]{border-color:#c3ddff45;background-color:#a7c9ff04}
.faq-item summary{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:76px;padding:20px 25px;cursor:pointer;list-style:none;font-size:16px;line-height:1.75;font-weight:400;color:#dfebff;-webkit-tap-highlight-color:transparent;touch-action:manipulation}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::marker{content:''}
.faq-item summary>span:first-child{min-width:0}
.faq-item summary:focus-visible{outline:2px solid #a9c9ff;outline-offset:-5px;border-radius:23px}
.faq-toggle{position:relative;display:block;flex:0 0 28px;width:28px;height:28px;border:1px solid #c4ddff3b;border-radius:50%;background:radial-gradient(ellipse at 30% 14%,#e4f4ff1b,transparent 65%),linear-gradient(145deg,#bbd6ff0d,#5b8bd406);box-shadow:inset 0 1px 1px #eff8ff24}
.faq-toggle:before,.faq-toggle:after{content:'';position:absolute;left:8px;top:13px;width:10px;height:1px;background:#d2e5ff;border-radius:1px}
.faq-toggle:after{transform:rotate(90deg);transition:transform .2s ease}
.faq-item[open] .faq-toggle:after{transform:rotate(0)}
.faq-answer{padding:0 25px 23px;max-width:850px}
.faq-answer p{font-size:13px;line-height:2;color:#a9bddc;max-width:760px}
.faq-answer p+p{margin-top:12px}
.faq-answer a{color:#d2e5ff;text-decoration:underline;text-decoration-color:#a6caff59;text-underline-offset:4px}
.faq-answer button{display:inline-flex;align-items:center;justify-content:center;min-height:40px;padding:6px 14px;margin-top:13px;border:1px solid #bad6ff36;border-radius:999px;background:linear-gradient(135deg,#d3e8ff0e,#739be108);box-shadow:inset 0 1px 1px #edf7ff21;color:#dceaff;font-size:12px}
.faq-answer button:hover{border-color:#c8e1ff6b}

@media(max-width:1000px){
 .gathering-v15 .event-fact{display:block;padding:22px 21px;min-height:196px}
 .gathering-v15 .event-fact>div{padding-top:15px}
 .gathering-v15 .event-fact h3{font-size:16px}
 .gathering-v15 .program-flow article{padding:20px 17px 22px}
 .gathering-v15 .program-flow h4{font-size:15px}
}
@media(max-width:700px){
 .gathering-v15{padding-top:61px;padding-bottom:53px}
 .gathering-v15 .event-heading{min-height:125px;display:block}
 .gathering-v15 .event-heading h2{max-width:100%;font-size:44px;line-height:1.35}
 .gathering-v15 .event-heading:after{width:91px;height:91px;left:-24px;top:17px;opacity:.42}
 .gathering-v15 .event-overview{grid-template-columns:1fr;gap:20px;margin-top:28px}
 .gathering-v15 .event-date-card{grid-row:1;min-height:0;padding:25px 24px 27px;border-radius:29px}
 .gathering-v15 .event-date-card:before{width:128px;height:128px;left:-39px;top:-65px}
 .gathering-v15 .date-caption{padding:6px 15px;font-size:10px}
 .gathering-v15 .event-date-range{gap:25px;margin-top:19px}
 .gathering-v15 .event-date-range time{font-size:84px}
 .gathering-v15 .date-month-year{margin-top:8px;font-size:19px}
 .gathering-v15 .calendar-link{margin-top:20px;font-size:11px}
 .gathering-v15 .event-facts{grid-template-columns:repeat(2,minmax(0,1fr));gap:13px}
 .gathering-v15 .event-fact{display:block;padding:20px 17px;min-height:198px;border-radius:24px}
 .gathering-v15 .event-fact:before{left:17px;right:17px}
 .gathering-v15 .fact-icon{width:39px;height:39px}
 .gathering-v15 .fact-icon .interface-icon{width:20px;height:20px}
 .gathering-v15 .event-fact>div{padding-top:13px}
 .gathering-v15 .event-fact h3{font-size:15px;line-height:1.65;margin-bottom:7px}
 .gathering-v15 .event-fact p{font-size:11px;line-height:1.95}
 .gathering-v15 .event-program{margin-top:29px;padding-top:28px}
 .gathering-v15 .program-heading{align-items:center;gap:15px;margin-bottom:21px}
 .gathering-v15 .program-heading h3{font-size:22px;max-width:none}
 .gathering-v15 .program-heading>button{font-size:10px;padding:7px 11px;min-height:37px}
 .gathering-v15 .program-heading .interface-icon{width:16px;height:16px}
 .gathering-v15 .program-flow{grid-template-columns:repeat(2,minmax(0,1fr));gap:13px}
 .gathering-v15 .program-flow article,.gathering-v15 .program-flow article:last-child,.gathering-v15 .program-flow article:nth-child(2){padding:19px 17px 21px;border:1px solid #afcbff21;border-radius:24px}
 .gathering-v15 .program-flow h4{font-size:15px;margin-top:16px}
 .gathering-v15 .program-flow p{font-size:11px}
 .gathering-v15 .event-actions{margin-top:25px}
 .faq{padding-top:54px;padding-bottom:57px}
 .faq-heading{display:block;margin-bottom:25px}
 .faq-heading h2{font-size:36px;letter-spacing:-1px}
 .faq-heading p{font-size:12px;margin-top:12px;max-width:none}
 .faq-list{gap:11px}
 .faq-item{border-radius:22px}
 .faq-item summary{gap:17px;padding:19px 20px;min-height:73px;font-size:14px;line-height:1.85}
 .faq-answer{padding:0 20px 21px}
 .faq-answer p{font-size:12px;line-height:2}
 .faq-toggle{flex-basis:26px;width:26px;height:26px}
 .faq-toggle:before,.faq-toggle:after{left:7px;top:12px}
}
@media(max-width:359px){
 .gathering-v15 .event-heading h2{font-size:38px}
 .gathering-v15 .event-facts,.gathering-v15 .program-flow{gap:11px}
 .gathering-v15 .event-fact{padding:18px 14px;min-height:210px}
 .gathering-v15 .event-fact h3{font-size:14px}
 .gathering-v15 .event-fact p{font-size:10.5px}
 .gathering-v15 .program-heading{align-items:flex-start}
 .gathering-v15 .program-heading h3{font-size:20px}
 .gathering-v15 .program-flow article,.gathering-v15 .program-flow article:last-child,.gathering-v15 .program-flow article:nth-child(2){padding:18px 14px}
 .gathering-v15 .program-flow h4{font-size:14px}
 .gathering-v15 .program-flow p{font-size:10.5px}
 .gathering-v15 .event-date-range time{font-size:77px}
 .faq-heading h2{font-size:32px}
 .faq-item summary{font-size:13px;padding-inline:17px;gap:13px}
 .faq-answer{padding-inline:17px}
}
@media(prefers-reduced-motion:reduce){
 .gathering-v15 .event-fact,.gathering-v15 .calendar-link,.faq-item,.faq-toggle:after{transition:none}
}