/* Explicit expand/collapse actions for content disclosures. Navigation keeps its dropdown affordance. */
:root{--more-open:'＋ 더보기';--more-close:'− 접기';}
html[lang^="zh"]{--more-open:'＋ 查看更多';--more-close:'− 收合';}
:is(.overview-expanded,.meeting-chooser,.faq details,.reference-archive,details.sources)>summary{list-style:none;display:flex;align-items:center;flex-wrap:wrap;gap:12px 24px;cursor:pointer;color:#173c2e;font-weight:700;min-height:56px;}
:is(.overview-expanded,.meeting-chooser,.faq details,.reference-archive,details.sources)>summary::-webkit-details-marker{display:none;}
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:is(.overview-expanded,.meeting-chooser,.faq details,.reference-archive,details.sources)[open]>summary:after{content:var(--more-close);}
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.disclosure-peek{margin:26px 0;border-top:1px solid #d8ded5;padding:24px 0 0;}.disclosure-peek>.peek-title{font-size:22px;font-weight:700;line-height:1.6;color:#173c2e;margin:0 0 16px;}.peek-items{display:grid;gap:12px;margin:0 0 8px;}.peek-items .peek-item{margin:0;font-size:18px;line-height:1.8;color:#35473d;display:flex;gap:24px;align-items:baseline;}.peek-item>strong{flex:0 0 100px;font-size:16px;color:#173c2e;}.peek-item>span{min-width:0;overflow-wrap:anywhere;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;overflow:hidden;}.disclosure-peek:has(>details[open])>.peek-items{display:none;}.disclosure-peek>details.has-peek{margin:0;border-top:0;}.disclosure-peek>details.has-peek>summary,.disclosure-peek>details.has-peek>summary>*{font-size:0!important;gap:0;}.disclosure-peek>details.has-peek>summary{padding:10px 0 14px;}.disclosure-peek>details.has-peek>summary:after{font-size:17px;}.reference-archive.has-peek>summary{padding-left:18px!important;padding-right:18px!important;}.disclosure-peek:has(>.reference-archive)>.peek-title,.disclosure-peek:has(>.reference-archive)>.peek-items{padding-left:18px;padding-right:18px;}
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.disclosure-peek>details.has-peek{border:0;background:transparent;}.disclosure-peek:has(>.reference-archive)>details.has-peek>summary{padding-left:0!important;padding-right:0!important;}

/* Unified event overview: essentials, a short journey, then a left-aligned detail action. */
.simple-home .overview-core-facts{grid-template-columns:1fr 1fr;margin:24px 0 28px;border:0;border-top:1px solid #d8ded5;}
.simple-home .overview-core-facts>div{display:grid;grid-template-columns:110px minmax(0,1fr);gap:18px;padding:17px 20px 17px 0;border:0;border-bottom:1px solid #d8ded5;align-items:baseline;}
.simple-home .overview-core-facts dt{margin:0;font-size:16px;color:#526357;}.simple-home .overview-core-facts dd{font-size:18px;color:#203e34;}
.overview-journey>h3{font-size:22px;margin:0 0 16px;color:#173c2e;}.overview-journey>.overview-format{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px;margin:0;}.overview-journey .overview-format article{border-top:0;padding-top:0;}.overview-journey .overview-format h3{font-size:20px;}.overview-journey .overview-format p{font-size:17px;line-height:1.8;}
.simple-home .layout-overview-details>.overview-expanded{border-top:0;padding:0;margin-top:16px;}
.simple-home .overview-expanded>summary{display:inline-flex;width:fit-content;max-width:100%;justify-content:flex-start;gap:10px;padding:10px 0;font-size:18px;min-height:48px;}
.simple-home .overview-expanded>summary:after{content:'＋';margin-left:0;padding:0;border:0;background:transparent;font-size:22px;}
.simple-home .overview-expanded[open]>summary:after{content:'−';}
.overview-expanded .overview-more-open{display:none;}.overview-expanded[open] .overview-more-open{display:inline;}.overview-expanded[open] .overview-more-closed{display:none;}
.overview-extra-content{padding-top:14px;}.overview-extra-content .overview-context{margin-top:24px;}
@media(max-width:700px){.simple-home .overview-core-facts{grid-template-columns:1fr;}.simple-home .overview-core-facts>div{grid-template-columns:80px minmax(0,1fr);gap:16px;padding:14px 0;}.simple-home .overview-core-facts dd{font-size:17px;}.overview-journey>h3{font-size:20px;}.overview-journey>.overview-format{grid-template-columns:1fr;gap:18px;}.overview-journey .overview-format h3{font-size:18px;}.overview-journey .overview-format p{font-size:16px;}.simple-home .overview-expanded>summary{font-size:18px;}}

/* Crisp, reversible navigation chevron with a comfortable target. */
.simple-header .participant-menu>summary{gap:10px;min-height:44px;}
.simple-header .participant-menu>summary>span[aria-hidden="true"]{display:inline-flex;align-items:center;justify-content:center;width:26px;height:26px;font-size:0;flex:0 0 26px;color:#173c2e;}
.simple-header .participant-menu>summary>span[aria-hidden="true"]:after{content:'';display:block;width:9px;height:9px;border-right:2.5px solid currentColor;border-bottom:2.5px solid currentColor;transform:translateY(-2px) rotate(45deg);}
.simple-header .participant-menu[open]>summary>span[aria-hidden="true"]:after{transform:translateY(2px) rotate(225deg);}
.simple-header .participant-menu[open]>summary{color:#102f25;}
@media(max-width:700px){.simple-header .participant-menu>summary{gap:6px;}.simple-header .participant-menu>summary>span[aria-hidden="true"]{width:24px;flex-basis:24px;}}

/* A compact overview preview, followed by one disclosure for the full event. */
.simple-home .overview-brief-facts{grid-template-columns:1fr 1.4fr 1fr;margin:22px 0 4px;}
.simple-home .overview-brief-facts>div{display:block;padding:18px 24px 18px 0;}
.simple-home .overview-brief-facts dt{font-size:15px;margin-bottom:6px;}
.simple-home .overview-brief-facts dd{font-size:19px;}
.simple-home .overview-brief-facts+.layout-overview-details>.overview-expanded{margin-top:8px;}
.overview-extra-content>.overview-journey{margin-top:28px;}
@media(max-width:700px){.simple-home .overview-brief-facts{grid-template-columns:1fr;}.simple-home .overview-brief-facts>div{display:grid;grid-template-columns:80px minmax(0,1fr);gap:16px;padding:14px 0;}.simple-home .overview-brief-facts dt{margin:0;}.simple-home .overview-brief-facts dd{font-size:17px;}}

@media(max-width:700px){.simple-home .event-overview>.section-heading{display:flex;align-items:center;gap:16px;}.simple-home .overview-venue-link{font-size:14px;white-space:nowrap;}}

.simple-site .company-card>.card-image-caption{margin:0;padding:9px 22px 0;font-size:13px;line-height:1.6;color:#56665b;}.card-image-caption a{text-decoration:underline;text-underline-offset:3px;white-space:nowrap;}.company-card:has(.card-image-caption) .card-art{background:#fff;}.company-card:has(.card-image-caption) .card-art img{object-fit:contain;width:100%;height:100%;padding:14px;}.company-card:has(.card-image-caption) .art-number,.company-card:has(.card-image-caption) .art-corner{background:#ffffffe0;padding:2px 5px;z-index:1;}@media(max-width:700px){.simple-site .company-card>.card-image-caption{padding-left:20px;padding-right:20px;}}

/* Email-first contact: compact grouping, clear primary action, no telephone channel. */
.simple-home #contact.email-contact-panel,.email-contact-panel{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(300px,.8fr);gap:48px;align-items:center;background:#f3f5ef;border-top:1px solid #dbe3d7;border-bottom:1px solid #dbe3d7;}
.simple-home #contact.email-contact-panel{padding-top:38px;padding-bottom:38px;}
.email-contact-panel .eyebrow,.email-contact-panel .section-label{font-size:12px;letter-spacing:.12em;margin-bottom:12px;}
.email-contact-panel h2,.email-contact-panel h3{margin:0 0 12px;}
.email-contact-panel p{max-width:620px;}
.simple-home #contact.email-contact-panel .layout-contact-options{display:flex;flex-direction:column;align-items:flex-start;gap:18px;margin:0;}
.email-contact-panel .layout-contact-links,.email-contact-panel .email-contact-actions{display:flex;flex-direction:column;gap:6px;min-width:0;}
.email-contact-panel .contact-email-label{font-size:14px;font-weight:600;color:#596b5d;}
.email-contact-panel a[href^="mailto:"]{font-size:clamp(18px,1.6vw,24px);line-height:1.5;font-weight:700;color:#173c2e;text-decoration:none;border-bottom:1px solid #8d9e8f;overflow-wrap:anywhere;align-self:flex-start;}
.email-contact-panel a[href^="mailto:"]:hover{border-bottom-color:#173c2e;}
.simple-home #contact.email-contact-panel .contact-actions .button{display:inline-flex;align-items:center;gap:24px;padding:14px 20px;font-size:16px;}
@media(max-width:700px){.simple-home #contact.email-contact-panel,.email-contact-panel{grid-template-columns:1fr;gap:24px;}.simple-home #contact.email-contact-panel{padding-top:30px;padding-bottom:30px;}.simple-home #contact.email-contact-panel .layout-contact-options{align-items:stretch;gap:18px;}.email-contact-panel a[href^="mailto:"]{font-size:20px;}.simple-home #contact.email-contact-panel .contact-actions .button{width:100%;justify-content:space-between;}.email-contact-panel h2{font-size:26px;}}

/* Extend the contact band to both viewport edges; keep its contents on the page grid. */
.simple-home #contact.email-contact-panel{width:100%;max-width:none;margin:0;padding:42px max(5%,calc((100% - 1340px)/2));background:#e8eee3;border-top:3px solid #b79b65;border-bottom:1px solid #b5c5b1;}
@media(max-width:700px){.simple-home #contact.email-contact-panel{padding:32px 6%;}}

.overview-guide-link{display:inline-flex;align-items:center;font-size:20px;font-weight:700;padding:14px 0;color:#173c2e;text-decoration:underline;text-underline-offset:5px;}

.session-date-confirmed{font-size:21px;font-weight:700;line-height:1.6;color:#173c2e;margin:12px 0 20px;}