:root{--ink:#17152b;--muted:#777386;--purple:#7457f6;--line:#dcd4ff;--border:#ece8f8;--paper:#faf9ff;--shadow:0 16px 44px rgba(70,55,116,.08)}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;color:var(--ink);font-family:"Noto Sans SC","DM Sans",system-ui,-apple-system,sans-serif;background:var(--paper)}
a{text-decoration:none;color:inherit}
button,input{font:inherit}
button{color:inherit}
.site-header{height:84px;padding:0 clamp(24px,6vw,92px);display:flex;align-items:center;gap:56px;background:rgba(255,255,255,.96);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:30}
.brand img{width:auto;height:48px;display:block}
.main-nav{display:flex;align-items:center;justify-content:center;gap:clamp(22px,3vw,42px);flex:1;height:100%;white-space:nowrap}
.main-nav a{display:flex;align-items:center;height:100%;box-sizing:border-box;font-weight:700;color:#5f596d;position:relative;padding:0}
.main-nav a.active{color:var(--purple)}
.main-nav a.active:after{content:"";position:absolute;left:50%;bottom:20px;width:24px;height:3px;border-radius:3px;background:var(--purple);transform:translateX(-50%)}
.main-nav a:hover{color:#17152b}.main-nav a:focus-visible{outline:3px solid rgba(116,87,246,.22);outline-offset:5px;border-radius:6px}
.header-actions{display:flex;align-items:center;gap:22px}
.header-actions .join{padding:13px 20px;border-radius:14px;color:#fff;background:var(--purple)}
.archive-hero{max-width:1320px;margin:0 auto;padding:92px 40px 52px}
.eyebrow{margin:0;color:var(--purple);font-size:12px;font-weight:800;letter-spacing:.25em}
.archive-hero h1{margin:18px 0 12px;font-size:clamp(48px,6vw,76px);line-height:1;letter-spacing:-.04em}
.hero-lead{margin:0;color:#4c475b;font-size:clamp(18px,2vw,25px)}
.hero-meta{display:flex;align-items:center;gap:12px;margin:28px 0 0;color:var(--muted);font-size:14px}
.hero-meta i{width:1px;height:15px;background:var(--line)}
.hero-meta strong{color:var(--ink);font-size:18px}
.archive-shell{max-width:1320px;margin:0 auto;padding:0 40px 112px}
.upcoming-events{margin:0 0 34px;padding:26px;border:1px solid #e5deff;border-radius:24px;background:linear-gradient(135deg,rgba(255,255,255,.94),rgba(248,245,255,.88));box-shadow:0 18px 50px rgba(75,57,132,.08);animation:upcomingIn .42s ease both}
.upcoming-events[hidden]{display:none}
.upcoming-heading{display:flex;align-items:center;justify-content:space-between;gap:24px;margin:0 0 22px}
.upcoming-heading>div{display:flex;align-items:center;gap:14px}.upcoming-heading>div>span{color:var(--purple);font-size:11px;font-weight:800;letter-spacing:.22em}.upcoming-heading h2{margin:0;font-size:clamp(26px,3vw,36px)}.upcoming-heading>p{margin:0;color:var(--muted);font-size:13px}
.upcoming-card{position:relative;display:grid;grid-template-columns:minmax(0,1.25fr) minmax(320px,.75fr);gap:30px;padding:30px;border:1px solid var(--border);border-radius:20px;background:rgba(255,255,255,.86);overflow:hidden}
.upcoming-card[hidden]{display:none}.upcoming-copy{display:flex;min-width:0;flex-direction:column;justify-content:center}.upcoming-labels{display:flex;align-items:center;gap:9px;margin-bottom:24px}.upcoming-labels span,.upcoming-labels b{padding:8px 12px;border-radius:999px;font-size:10px;letter-spacing:.12em}.upcoming-labels span{background:var(--purple);color:#fff}.upcoming-labels b{background:#eee9ff;color:var(--purple)}.upcoming-english{margin:0 0 10px;color:#8b8599;font-size:11px;font-weight:750;letter-spacing:.1em}.upcoming-title{margin:0;font-size:clamp(25px,3vw,40px)}.upcoming-summary{margin:20px 0;color:#6f697c;line-height:1.75}.upcoming-facts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin:4px 0 16px}.upcoming-facts div{padding:15px;border:1px solid var(--border);border-radius:14px;background:#fff}.upcoming-facts dt{margin-bottom:7px;color:#9690a2;font-size:11px}.upcoming-facts dd{margin:0;font-size:13px;font-weight:700;line-height:1.55}.upcoming-facts small{display:block;color:#8e8799;font-weight:400}.event-countdown{align-self:flex-start;margin:0;padding:9px 13px;border-radius:10px;background:#eee9ff;color:#684be2;font-size:12px;font-weight:700}.upcoming-visual{display:grid;place-items:center;min-width:0}.upcoming-poster{width:100%;height:100%;display:grid;place-items:center}.upcoming-poster img{display:block;width:100%;height:430px;object-fit:contain}.upcoming-carousel{position:absolute;right:22px;bottom:18px;display:flex;align-items:center;gap:9px;padding:5px;border-radius:999px;background:rgba(255,255,255,.92);box-shadow:0 8px 24px rgba(45,34,82,.1)}.upcoming-carousel button{width:32px;height:32px;border:0;border-radius:50%;background:#f0ecff;color:var(--purple);cursor:pointer}.upcoming-carousel span{font-size:11px;color:var(--muted)}
.dialog-event-facts{display:grid;gap:7px;margin:14px 0}.dialog-event-facts p{margin:0;padding:9px 11px;border-radius:10px;background:#f8f6fd;color:#5f596c;font-size:12px;line-height:1.5}.dialog-event-facts b{display:block;margin-bottom:2px;color:#29253b;font-size:10px}.dialog-actions{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.dialog-actions button{min-width:108px;padding:10px 17px;border:0;border-radius:10px;background:var(--ink);color:#fff;font:inherit;font-size:13px;font-weight:750;cursor:pointer;box-shadow:0 8px 20px rgba(29,26,43,.15);transition:transform .22s ease,box-shadow .22s ease}
.dialog-actions button:hover,.dialog-actions button:focus-visible{transform:translateY(-2px);box-shadow:0 14px 30px rgba(29,26,43,.22);outline:2px solid rgba(116,87,246,.3);outline-offset:3px}
.poster-viewer[hidden]{display:none}.poster-viewer{position:fixed;inset:0;z-index:100;display:grid;place-items:center;padding:24px}.poster-viewer-backdrop{position:absolute;inset:0;border:0;background:rgba(23,21,43,.72);backdrop-filter:blur(8px)}.poster-viewer-card{position:relative;z-index:1;display:flex;flex-direction:column;align-items:center;max-width:min(92vw,440px);max-height:92vh;padding:18px;border-radius:20px;background:#fff;overflow:auto}.poster-viewer-card img{display:block;width:min(72vw,360px);height:auto;padding:16px;background:#fff;object-fit:contain;touch-action:pinch-zoom}.poster-viewer-card p{margin:10px 8px 5px;color:#5f596c;font-size:13px}.poster-viewer-close{position:sticky;top:0;align-self:flex-end;z-index:2;width:44px;height:44px;margin:0 0 -44px;border:0;border-radius:50%;background:rgba(23,21,43,.88);color:#fff;font-size:26px;cursor:pointer}.toast[hidden]{display:none}.toast{position:fixed;left:50%;bottom:30px;z-index:120;transform:translateX(-50%);padding:12px 18px;border-radius:999px;background:#211c35;color:#fff;box-shadow:0 12px 30px rgba(23,21,43,.22);font-size:13px}
@keyframes upcomingIn{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}@keyframes upcomingHighlight{50%{box-shadow:0 0 0 5px rgba(116,87,246,.16),0 24px 64px rgba(70,55,116,.12)}}
.archive-filter{position:sticky;top:84px;z-index:20;display:flex;align-items:center;gap:18px;padding:14px 16px;border:1px solid var(--border);border-radius:18px;background:rgba(250,249,255,.94);box-shadow:0 10px 28px rgba(67,52,110,.06);backdrop-filter:blur(18px)}
.filter-scroll{display:flex;align-items:center;gap:6px;overflow:auto;scrollbar-width:none}
.filter-scroll::-webkit-scrollbar{display:none}
.filter-scroll button{border:0;background:transparent;padding:9px 13px;border-radius:10px;white-space:nowrap;cursor:pointer;color:#6f697c;transition:.2s}
.filter-scroll button:hover{color:var(--purple);background:#f2effc}
.filter-scroll button.active{background:var(--ink);color:#fff}
.search-box{margin-left:auto;min-width:250px;height:42px;padding:0 14px;display:flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--border);border-radius:12px}
.search-box input{border:0;outline:0;background:transparent;width:100%;color:var(--ink)}
.activity-timeline{padding-top:68px}
.year-group{display:grid;grid-template-columns:minmax(150px,18%) 1fr;gap:34px;margin-bottom:88px;scroll-margin-top:160px}
.year-rail{position:relative;min-height:100%}
.year-rail>div{position:sticky;top:174px;padding-top:6px}
.year-rail strong{display:block;font-size:clamp(58px,7vw,96px);line-height:.9;letter-spacing:-.06em;color:rgba(116,87,246,.13)}
.year-rail span{display:block;margin-top:14px;color:#928ca0;font-size:11px;font-weight:700;letter-spacing:.17em}
.year-rail>i{position:absolute;top:122px;bottom:0;left:6px;width:2px;background:linear-gradient(180deg,var(--purple),var(--line) 55%,transparent)}
.activity-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:26px 22px}
.activity-card{display:block;width:100%;padding:0;text-align:left;border:1px solid var(--border);border-radius:18px;background:#fff;overflow:hidden;box-shadow:var(--shadow);cursor:pointer;transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease}
.activity-card:hover,.activity-card:focus-visible{transform:translateY(-4px);border-color:#d9d0fb;box-shadow:0 22px 54px rgba(70,55,116,.13);outline:none}
.poster-frame{position:relative;display:grid;place-items:center;width:100%;aspect-ratio:16/9;background:#f4f2f8;overflow:hidden;border-bottom:1px solid var(--border)}
.poster-frame img{width:100%;height:100%;object-fit:contain;display:block;transition:transform .32s ease}
.activity-card:hover .poster-frame img{transform:scale(1.018)}
.latest-badge{position:absolute;top:14px;left:14px;padding:7px 10px;background:var(--purple);color:#fff;border-radius:8px;font-size:11px;font-style:normal;font-weight:700;box-shadow:0 5px 16px rgba(116,87,246,.25)}
.card-body{display:block;padding:20px 21px 22px}
.card-meta{display:flex;align-items:center;gap:9px;color:var(--muted);font-size:13px}
.card-meta strong{color:var(--purple);font-size:15px}
.card-meta i{width:3px;height:3px;border-radius:50%;background:#aaa4b7}
.card-title{display:block;min-height:58px;margin:11px 0 15px;font-size:21px;font-weight:750;line-height:1.4}
.card-footer{display:flex;align-items:center;justify-content:space-between}
.card-tags{display:flex;gap:6px;flex-wrap:wrap}
.card-tags em{font-style:normal;color:#716b7d;font-size:11px;padding:5px 8px;border:1px solid var(--border);border-radius:7px;background:#faf9fd}
.card-footer>b{font-size:23px;transition:transform .25s ease}.activity-card:hover .card-footer>b{transform:translateX(4px)}
.empty-state{text-align:center;padding:78px 20px;border:1px dashed var(--line);border-radius:18px;background:#fff}
.empty-state h2{margin:0 0 10px}.empty-state p{color:var(--muted)}
.empty-state button{border:0;border-radius:10px;background:var(--ink);color:#fff;padding:12px 20px;cursor:pointer}
.activity-dialog[hidden]{display:none}
.activity-dialog{position:fixed;inset:0;z-index:80;display:grid;place-items:center;padding:28px}
.dialog-backdrop{position:absolute;inset:0;border:0;background:rgba(23,21,43,.48);backdrop-filter:blur(7px)}
.dialog-card{position:relative;display:grid;grid-template-columns:minmax(0,1.15fr) minmax(230px,.7fr);width:min(650px,calc(100vw - 72px));max-height:68vh;overflow:hidden;border-radius:18px;background:#fff;box-shadow:0 26px 68px rgba(20,16,44,.28)}
.dialog-close{position:absolute;right:12px;top:12px;z-index:3;width:34px;height:34px;border:1px solid rgba(255,255,255,.55);border-radius:50%;background:rgba(23,21,43,.76);color:#fff;font-size:20px;line-height:1;cursor:pointer}
.dialog-poster{min-height:0;display:grid;place-items:center;background:#efedf4;overflow:auto}
.dialog-poster img{width:100%;height:100%;max-height:68vh;object-fit:contain;display:block}
.dialog-content{padding:30px 22px;overflow:auto}
.dialog-eyebrow{margin:0;color:var(--purple)!important;font-size:12px!important;font-weight:750;letter-spacing:.12em}
.dialog-content h2{margin:10px 0 12px;font-size:clamp(20px,2vw,28px);line-height:1.2}
.dialog-content h3{margin:20px 0 8px;font-size:13px}
.dialog-content>p{color:var(--muted);line-height:1.75}
.dialog-tags{display:flex;gap:7px;flex-wrap:wrap}
.dialog-tags span{padding:6px 9px;border:1px solid var(--border);border-radius:7px;color:#675f76;font-size:11px}
.dialog-note{padding:14px 16px;border-left:2px solid var(--line);background:#faf9fd}
.dialog-guests{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.dialog-guests>span{display:flex;align-items:center;gap:9px}
.dialog-guests i{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:#eee9ff;color:var(--purple);font-style:normal;font-weight:700}
.dialog-guests b{font-size:13px}
.dialog-guest-names{display:flex;flex-wrap:wrap;gap:10px;margin-top:4px}
.dialog-guest-names span{padding:9px 13px;border:1px solid #e7e1fa;border-radius:999px;background:#faf8ff;color:#302b43;font-size:14px;font-weight:650}
.dialog-open{overflow:hidden}
.site-footer{padding:70px clamp(24px,6vw,92px) 30px;border-top:1px solid var(--border);background:#fff}
.footer-main{max-width:1320px;margin:auto;display:grid;grid-template-columns:1fr 180px 180px;gap:60px}
.footer-brand img{height:48px}.footer-main p,.footer-main small{color:var(--muted)}
.footer-main nav{display:flex;flex-direction:column;gap:14px}.footer-main nav strong{margin-bottom:6px}.footer-main nav a{color:var(--muted)}
.footer-bottom{max-width:1320px;margin:50px auto 0;padding-top:24px;border-top:1px solid var(--border);color:#9a94a5;font-size:13px}

/* 本周活动预告：仅保留海报与必要卡片信息 */
.upcoming-events{padding:24px 26px 30px}
.upcoming-heading{justify-content:flex-start;margin-bottom:20px}
.upcoming-heading>span{color:var(--purple);font-size:11px;font-weight:800;letter-spacing:.2em}
.upcoming-heading>p{display:none}
.upcoming-compact-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
.upcoming-card-compact{border-radius:18px}
.activity-card.upcoming-card-compact{cursor:default}
.activity-card.upcoming-card-compact:hover{transform:none;border-color:var(--border);box-shadow:var(--shadow)}
.preview-badge{position:absolute;top:14px;left:14px;padding:7px 12px;background:#39b98a;color:#fff;border-radius:8px;font-size:11px;font-style:normal;font-weight:800;box-shadow:0 6px 18px rgba(42,160,117,.25)}
.upcoming-compact-poster{position:relative;display:grid;place-items:center;aspect-ratio:16/10;background:#faf9ff;border-bottom:1px solid var(--border);overflow:hidden}
.upcoming-compact-poster img{display:block;width:100%;height:100%;object-fit:contain;transition:transform .28s ease}
.upcoming-card-compact:hover .upcoming-compact-poster img{transform:scale(1.012)}
.upcoming-compact-poster>i{position:absolute;top:14px;left:14px;padding:8px 13px;border-radius:10px;background:#39b98a;color:#fff;font-size:12px;font-style:normal;font-weight:800;box-shadow:0 8px 22px rgba(42,160,117,.24)}
.upcoming-compact-body{display:flex;min-height:190px;padding:20px 22px 22px;flex-direction:column;align-items:flex-start}
.upcoming-compact-title{display:block;margin:15px 0 28px;font-size:22px;line-height:1.4}
.upcoming-compact-body .card-tags{margin-top:auto}
.upcoming-register{display:inline-flex;align-items:center;gap:7px;padding:9px 13px;border-radius:10px;background:var(--ink);color:#fff;font-size:12px;font-weight:750;white-space:nowrap;transition:transform .22s ease,box-shadow .22s ease}
.upcoming-register:hover,.upcoming-register:focus-visible{transform:translateY(-2px);box-shadow:0 10px 24px rgba(29,26,43,.18);outline:2px solid rgba(116,87,246,.25);outline-offset:3px}
.upcoming-register b{font-size:15px;line-height:1}
@media(max-width:1000px){.main-nav{display:none}.site-header{justify-content:space-between}.archive-filter{align-items:stretch;flex-direction:column}.search-box{margin-left:0;width:100%}.upcoming-card{grid-template-columns:1fr}.upcoming-poster img{height:480px}.year-group{grid-template-columns:130px 1fr}.activity-grid{grid-template-columns:1fr}.footer-main{grid-template-columns:1fr 150px 150px}.dialog-card{grid-template-columns:1.15fr .85fr}}
@media(max-width:720px){.site-header{height:72px;padding:0 18px}.brand img{height:38px}.header-actions a:first-child{display:none}.header-actions .join{padding:10px 13px}.archive-hero{padding:66px 20px 38px}.archive-shell{padding:0 16px 76px}.upcoming-events{margin:0 0 24px;padding:14px;border-radius:19px}.upcoming-heading{display:block;margin-bottom:15px}.upcoming-heading>div{align-items:flex-start}.upcoming-heading>p{margin-top:8px;font-size:12px;line-height:1.5}.upcoming-card{display:block;padding:18px;border-radius:16px}.upcoming-labels{margin-bottom:17px}.upcoming-english{line-height:1.5}.upcoming-title{font-size:24px}.upcoming-summary{margin:14px 0}.upcoming-facts{grid-template-columns:1fr}.event-countdown{margin-bottom:18px}.upcoming-visual{margin-top:18px}.upcoming-poster img{height:auto;max-height:none}.upcoming-carousel{right:14px;bottom:12px}.archive-filter{top:72px;margin:0 -4px;padding:10px;border-radius:14px}.filter-scroll{padding-bottom:2px}.search-box{height:40px}.activity-timeline{padding-top:42px}.year-group{position:relative;display:block;margin-bottom:68px;padding-left:42px}.year-rail{position:absolute;left:0;top:0;bottom:0;width:30px}.year-rail>div{position:sticky;top:168px;transform:rotate(90deg);transform-origin:10px 10px;width:110px}.year-rail strong{font-size:25px;letter-spacing:0;color:rgba(116,87,246,.36)}.year-rail span{display:none}.year-rail>i{left:11px;top:39px}.activity-grid{gap:18px}.card-body{padding:17px}.card-title{min-height:0;font-size:19px}.activity-dialog{padding:12px}.dialog-card{display:block;width:calc(100vw - 24px);max-height:92vh;overflow:auto}.dialog-poster{height:auto;overflow:hidden}.dialog-poster img{width:100%;height:auto;max-height:none}.dialog-content{padding:30px 22px 34px}.dialog-close{position:fixed;right:22px;top:22px}.footer-main{grid-template-columns:1fr;gap:38px}.site-footer{padding:55px 24px 28px}.poster-viewer{padding:10px}.poster-viewer-card{max-width:100%;max-height:96vh;border-radius:14px}.toast{bottom:18px;max-width:calc(100vw - 30px);white-space:nowrap}}

/* Unified four-destination navigation used across the main site. */
@media(max-width:1000px){
  .site-header{gap:24px;padding-left:24px;padding-right:24px}
  .main-nav{display:flex;gap:clamp(16px,2.4vw,28px)}
  .main-nav a{font-size:14px}
}

/* 顶栏导航靠右排列，品牌保持左侧留白与稳定锚点 */
.site-header .main-nav{flex:0 0 auto;margin-left:auto;justify-content:flex-end;gap:clamp(22px,2.8vw,40px)}
@media(max-width:1000px){.site-header .main-nav{gap:clamp(16px,2.4vw,28px)}}
@media(max-width:720px){
  .site-header{height:auto;min-height:72px;box-sizing:border-box;flex-wrap:wrap;gap:0;padding:0 16px}
  .brand{height:52px}
  .header-actions{height:52px;gap:10px}
  .main-nav{display:flex;order:3;flex:0 0 100%;width:100%;height:44px;justify-content:space-between;gap:14px;overflow-x:auto;scrollbar-width:none}
  .main-nav::-webkit-scrollbar{display:none}
  .main-nav a{flex:0 0 auto;font-size:12px}
  .main-nav a.active:after{bottom:0;height:2px}
  .archive-filter{top:96px}
}
@media(max-width:1000px){.upcoming-compact-grid{grid-template-columns:1fr}}
@media(max-width:720px){.upcoming-heading{display:flex;align-items:center}.upcoming-compact-grid{grid-template-columns:1fr}.upcoming-card.upcoming-card-compact{padding:0}.upcoming-compact-body{min-height:170px;padding:18px}.upcoming-compact-title{font-size:20px;margin:13px 0 22px}}
@media(max-width:720px){.upcoming-register{padding:8px 11px;font-size:11px}}
/* 活动详情弹窗：移动端同步采用紧凑比例 */
@media(max-width:720px){
  .activity-dialog{padding:24px}
  .dialog-card{width:calc(100vw - 48px);max-height:84vh;border-radius:17px}
  .dialog-poster{max-height:42vh}
  .dialog-poster img{max-height:42vh}
  .dialog-content{padding:20px 18px 24px}
  .dialog-content h2{font-size:22px}
  .dialog-event-facts p{padding:8px 10px;font-size:11px}
  .dialog-guest-names span{padding:7px 10px;font-size:12px}
  .dialog-actions button{width:auto;min-width:104px;padding:9px 15px;font-size:12px}
  .dialog-close{position:fixed;right:30px;top:30px;width:32px;height:32px;font-size:18px}
}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}.activity-card,.poster-frame img,.card-footer>b{transition:none!important}.activity-card:hover{transform:none}.upcoming-events,.search-highlight{animation:none!important}}

/* 活动详情统一为横版海报 + 信息面板，图片按原比例自适应 */
.dialog-card{grid-template-columns:minmax(0,1.35fr) minmax(300px,.8fr);width:min(1080px,calc(100vw - 56px));max-height:min(86vh,820px);border:0;border-radius:22px}
.dialog-poster{background:transparent;overflow:hidden}
.dialog-poster img{width:100%;height:auto;max-height:86vh;object-fit:contain;background:transparent}
@media(max-width:1000px){.dialog-card{grid-template-columns:1.15fr .85fr;width:min(960px,calc(100vw - 32px))}}
@media(max-width:700px){.dialog-card{grid-template-columns:1fr;width:calc(100vw - 24px);max-height:92vh}.dialog-poster img{max-height:42vh}.dialog-content{padding:24px 20px}}

/* 往期嘉宾：保留原站嘉宾档案，并与新增活动档案相互独立 */
.guest-archive-section{max-width:1320px;margin:0 auto;padding:104px 40px 118px;border-top:1px solid var(--border)}
.guest-archive-heading{text-align:center;max-width:920px;margin:0 auto 50px}
.guest-archive-heading>p,.guest-list-heading>p{margin:0;color:var(--purple);font-size:12px;font-weight:800;letter-spacing:.24em}
.guest-archive-heading h2{margin:16px 0 16px;font-size:clamp(46px,6vw,72px);line-height:1}
.guest-archive-heading>span{color:var(--muted);font-size:17px;line-height:1.8}
.guest-archive-stats{display:grid;grid-template-columns:repeat(4,1fr);margin:42px auto 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.guest-archive-stats div{padding:24px 14px}.guest-archive-stats div+div{border-left:1px solid var(--border)}
.guest-archive-stats strong{display:block;font-size:clamp(27px,3vw,42px)}.guest-archive-stats span{color:var(--muted);font-size:13px}
.guest-filter{position:sticky;top:84px;z-index:14;display:flex;align-items:center;gap:12px;margin-bottom:72px;padding:13px;border:1px solid var(--border);border-radius:20px;background:rgba(255,255,255,.94);box-shadow:0 12px 36px rgba(74,57,129,.07);backdrop-filter:blur(15px)}
.guest-filter-group{display:flex;gap:7px;overflow:auto;scrollbar-width:none}.guest-filter-group::-webkit-scrollbar{display:none}
.guest-filter-group button{white-space:nowrap;border:0;border-radius:999px;padding:10px 14px;background:#f5f2fb;color:#696276;cursor:pointer}
.guest-filter-group button.active{background:#ede7ff;color:#684be2}
.guest-search{min-width:270px;height:42px;margin-left:auto;padding:0 15px;display:flex;align-items:center;gap:8px;border:1px solid var(--border);border-radius:999px;background:#fff}
.guest-search input{width:100%;border:0;outline:0;background:transparent;color:var(--ink)}
.guest-list-heading{margin-bottom:34px}.guest-list-heading h3{margin:8px 0 10px;font-size:clamp(34px,4vw,52px)}.guest-list-heading>span{color:var(--muted)}
.guest-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.guest-card{min-width:0;min-height:310px;padding:24px 18px;display:flex;flex-direction:column;text-align:left;border:1px solid var(--border);border-radius:22px;background:#fff;color:var(--ink);box-shadow:0 10px 30px rgba(76,59,129,.05);cursor:pointer;transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease}
.guest-card:hover,.guest-card:focus-visible{transform:translateY(-3px);border-color:#d9d0fb;box-shadow:0 16px 38px rgba(76,59,129,.1);outline:none}
.guest-avatar,.guest-dialog-avatar{width:76px;height:76px;overflow:hidden;display:grid;place-items:center;border-radius:50%;background:linear-gradient(135deg,#ffd9e8,#d9d1ff,#d9f5ee);font-size:24px;font-weight:800}
.guest-avatar img,.guest-dialog-avatar img{width:100%;height:100%;display:block;object-fit:cover;transition:transform .25s ease}.guest-card:hover .guest-avatar img{transform:scale(1.03)}
.guest-card>strong{display:block;margin:18px 0 7px;font-size:18px}.guest-card>small{display:block;min-height:43px;color:var(--muted);line-height:1.55}
.guest-tags,.guest-dialog-tags{display:flex;flex-wrap:wrap;gap:5px;margin:15px 0}.guest-tags i,.guest-dialog-tags span{padding:6px 9px;border-radius:999px;background:#f0ecff;color:#6e54df;font-size:11px;font-style:normal}
.guest-card>em{margin-top:auto;color:var(--purple);font-size:12px;font-style:normal;opacity:1;transition:opacity .2s}.guest-card:hover>em,.guest-card:focus-visible>em{opacity:1}
.guest-empty{text-align:center;padding:70px 20px;border:1px dashed var(--border);border-radius:24px}.guest-empty button,.guest-load-more{border:0;border-radius:999px;background:var(--ink);color:#fff;padding:13px 24px;cursor:pointer}.guest-load-more{display:block;margin:32px auto 0}
.guest-dialog[hidden]{display:none}.guest-dialog{position:fixed;inset:0;z-index:60;display:grid;place-items:center}.guest-dialog-backdrop{position:absolute;inset:0;border:0;background:rgba(30,24,48,.32);backdrop-filter:blur(5px)}
.guest-dialog-card{position:relative;width:min(480px,calc(100vw - 36px));max-height:82vh;overflow:auto;padding:38px;border-radius:28px;background:#fff;box-shadow:0 28px 90px rgba(31,27,49,.25)}
.guest-dialog-close{position:absolute;right:18px;top:16px;width:36px;height:36px;border:0;border-radius:50%;background:#f3f0f8;font-size:22px;cursor:pointer}.guest-dialog-avatar{width:96px;height:96px}
.guest-dialog-card h2{margin:20px 0 5px;font-size:34px}.guest-dialog-card>div>p{color:var(--muted)}.guest-dialog-aliases{margin:3px 0 8px;color:var(--purple)!important;font-weight:700}.guest-dialog-card h3{margin-top:30px}
.guest-dialog-bio{margin:18px 0 20px!important;padding:16px 18px;border:1px solid var(--border);border-radius:16px;background:#faf8ff;line-height:1.75}
.guest-dialog-card article{display:grid;gap:5px;padding:12px 0;border-top:1px solid var(--border)}.guest-dialog-card article span,.guest-data-note{color:var(--muted);font-size:13px}
@media(max-width:1000px){.guest-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.guest-filter{align-items:stretch;flex-direction:column}.guest-search{width:100%;min-width:0;margin-left:0}}
@media(max-width:720px){.guest-archive-section{padding:72px 18px 86px}.guest-archive-stats{grid-template-columns:repeat(2,minmax(0,1fr))}.guest-archive-stats div+div{border-left:0}.guest-archive-stats div:nth-child(even){border-left:1px solid var(--border)}.guest-archive-stats div:nth-child(n+3){border-top:1px solid var(--border)}.guest-filter{top:72px;margin:0 -2px 52px;padding:10px;border-radius:15px}.guest-search{height:40px}.guest-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.guest-card{min-height:286px;padding:18px 14px;border-radius:19px}.guest-avatar{width:62px;height:62px}.guest-card>small{min-height:62px}.guest-card>em{opacity:1}.guest-dialog{align-items:stretch}.guest-dialog-card{width:100vw;max-height:100dvh;padding:30px 20px max(34px,env(safe-area-inset-bottom));border-radius:0}.guest-dialog-close{position:sticky;top:max(12px,env(safe-area-inset-top));float:right;z-index:2}}
@media(max-width:390px){.guest-grid{grid-template-columns:1fr}.guest-card>small{min-height:0}}

/* 活动与嘉宾资料中心：两个独立视图，共用统一版心 */
.archive-panel[hidden]{display:none!important}
.archive-hero{width:min(calc(100% - 80px),1320px);max-width:none;padding:76px 0 46px;text-align:center;scroll-margin-top:96px;outline:none}
.archive-hero h1{font-size:clamp(44px,5vw,64px)}
.archive-hero .hero-lead{max-width:760px;margin-inline:auto;color:var(--muted);font-size:17px;line-height:1.75}
.archive-tabs{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));width:min(100%,520px);gap:8px;margin:34px auto 0;padding:6px;border:1px solid var(--border);border-radius:18px;background:rgba(255,255,255,.82);box-shadow:0 12px 34px rgba(70,55,116,.07)}
.archive-tabs button{min-height:50px;border:0;border-radius:13px;background:#f3f0ff;color:#5f596d;font-weight:750;cursor:pointer;transition:background .22s ease,color .22s ease,box-shadow .22s ease}
.archive-tabs button[aria-selected="true"]{background:var(--purple);color:#fff;box-shadow:0 8px 20px rgba(116,87,246,.18)}
.archive-tabs button:focus-visible{outline:3px solid rgba(116,87,246,.3);outline-offset:3px}
.archive-shell,.guest-archive-section{width:min(calc(100% - 80px),1320px);max-width:none;margin-inline:auto;padding:26px 0 112px;border-top:0}
.archive-view-heading{margin:0 0 36px;outline:none}
.archive-view-heading>p:first-child{margin:0;color:var(--purple);font-size:12px;font-weight:800;letter-spacing:.22em}
.archive-view-heading h2{margin:10px 0 8px;font-size:clamp(36px,4vw,52px)}
.archive-view-heading>span{color:var(--muted);font-size:16px}
.archive-view-heading .hero-meta{margin-top:18px}
.archive-crosslink{display:flex;align-items:center;justify-content:space-between;width:100%;min-height:70px;margin-top:38px;padding:18px 22px;border:1px solid var(--border);border-radius:18px;background:#fff;color:var(--muted);cursor:pointer;text-align:left}
.archive-crosslink strong{color:var(--purple)}
.archive-crosslink:hover,.archive-crosslink:focus-visible{border-color:#d7cefa;outline:3px solid rgba(116,87,246,.14);outline-offset:2px}
.guest-archive-heading{outline:none}
@media(max-width:1000px){.archive-hero,.archive-shell,.guest-archive-section{width:min(calc(100% - 48px),1320px)}.archive-tabs{width:100%}}
@media(max-width:720px){
  .archive-hero,.archive-shell,.guest-archive-section{width:calc(100% - 32px)}
  .archive-hero{padding:52px 0 30px}.archive-hero h1{font-size:44px}.archive-hero .hero-lead{font-size:15px}
  .archive-tabs{margin-top:26px}.archive-tabs button{min-height:48px}
  .archive-shell,.guest-archive-section{padding:20px 0 78px}
  .archive-view-heading h2{font-size:36px}.archive-view-heading>span{font-size:14px;line-height:1.65}
  .guest-archive-heading{margin-bottom:34px;text-align:left}.guest-archive-heading h2{font-size:42px}
  .guest-archive-stats{grid-template-columns:repeat(3,minmax(0,1fr));margin-top:28px}.guest-archive-stats div{padding:16px 6px}.guest-archive-stats div+div{border-top:0;border-left:1px solid var(--border)}.guest-archive-stats strong{font-size:20px}.guest-archive-stats span{font-size:10px}
  .archive-crosslink{min-height:62px;padding:15px 16px;font-size:13px}
}