:root{
  --bg1:#0a2168; --bg2:#123a9e; --panel:rgba(255,255,255,.10); --panel2:rgba(255,255,255,.15);
  --line:rgba(255,255,255,.22); --teal:#3d7bff; --teal-d:#2a5fd0; --text:#eef3ff; --muted:#c3cef0;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,"Segoe UI",Roboto,"Helvetica Neue","PingFang SC","Microsoft YaHei",Arial,sans-serif;
  color:var(--text);background:#0239d7;background-color:#0239d7;min-height:100vh;line-height:1.65;font-size:16.5px}
a{color:var(--teal);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;height:auto}
code{background:rgba(255,255,255,.12);padding:.05em .4em;border-radius:4px;font-size:.92em}
.dim{color:var(--muted)}

/* header — 顶部三-logo 窄条 + 导航行 */
.site-header{position:sticky;top:0;z-index:50;background:rgba(34,48,153,.94);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
/* 顶部窄 utility 条：左 3 个 logo 占位 / 中 地址 / 右 投稿+Register+账号，三区撑满整条 */
.top-utils{display:flex;align-items:center;gap:16px;
  max-width:1280px;margin:0 auto;padding:16px 22px;min-height:84px}
.top-logos{display:flex;align-items:center;gap:18px;flex:none}
/* logo：去掉白方块瓦片，改为「跟着圆形走的白色圆底」——无四角白边，但保留一层白托底，
   让清华紫章/北大红章在深蓝 header 上仍清晰。圆底略大于圆章(极小 padding)。 */
.logo-slot{display:flex;align-items:center;justify-content:center;width:54px;height:54px;padding:3px;
  background:#fff;border:0;border-radius:50%;box-shadow:0 2px 8px rgba(2,10,40,.2);overflow:hidden}
.logo-slot img{display:block;width:100%;height:100%;object-fit:contain}
.logo-slot.logo-sq{padding:3px}
/* 地址居中：吃掉中间剩余空间并居中 */
.top-addr{flex:1;display:flex;align-items:center;justify-content:center;gap:7px;
  color:#dbe7ff;font-size:14.5px;font-weight:600;white-space:nowrap;min-width:0}
.top-addr-ic{font-size:15px;flex:none}
.top-meta{display:flex;align-items:center;gap:10px;flex:none}
.top-btn{display:inline-flex;align-items:center;white-space:nowrap;padding:8px 16px;border-radius:7px;
  font-size:13.5px;font-weight:700;letter-spacing:.3px;
  background:linear-gradient(135deg,#2f6bff,#56b8ff);color:#fff;
  box-shadow:0 6px 16px rgba(47,107,255,.35)}
.top-btn:hover{text-decoration:none;filter:brightness(1.08);transform:translateY(-1px)}
.top-btn.ghost{background:transparent;color:#dbe7ff;box-shadow:none;border:1px solid rgba(255,255,255,.4)}
.top-btn.ghost:hover{background:rgba(255,255,255,.1);color:#fff;filter:none}
.top-account{flex:0 0 auto;font-size:19px;color:#fff;border:1px solid rgba(255,255,255,.4);border-radius:50%;
  width:38px;height:38px;display:flex;align-items:center;justify-content:center}
.top-account:hover{background:rgba(255,255,255,.1);text-decoration:none}
.hd-top{position:relative;max-width:1280px;margin:0 auto;padding:12px 22px 8px;line-height:0}
.masthead{display:inline-block}
.masthead-img{display:block;width:auto;height:46px}
.hd-utils{flex:none;display:flex;align-items:center;gap:12px;line-height:normal}
.hd-info{color:#cfe0ff;font-size:13px;font-weight:600;white-space:nowrap}
.hd-reg{padding:8px 18px}
.account{flex:0 0 auto;font-size:20px;color:#fff;border:1px solid var(--line);border-radius:50%;width:36px;height:36px;
  display:flex;align-items:center;justify-content:center}
.menu-toggle{display:none;flex:0 0 auto;background:none;border:0;color:#fff;font-size:24px;cursor:pointer}
/* 导航行改为 flex：菜单占满中间、Register/账号/汉堡 在流内靠右——两者不再重叠(修掉居中菜单钻到绝对定位按钮底下、末项被遮的问题) */
.hd-nav{position:relative;background:rgba(0,0,0,.18);display:flex;align-items:center;justify-content:flex-end;
  max-width:1280px;margin:0 auto;padding:0 22px;gap:14px}
.mainnav{flex:1;min-width:0;max-width:none;margin:0;padding:0}
.nav{list-style:none;display:flex;justify-content:center;align-items:stretch;gap:0;margin:0;padding:0}
.nav>li{display:flex}
.nav>li>a{display:flex;align-items:center;white-space:nowrap;padding:0 12px;height:54px;color:#eaf0ff;font-weight:600;font-size:15px;border-bottom:3px solid transparent;line-height:1.15}
.nav>li.active>a,.nav>li>a:hover{color:#fff;border-bottom-color:var(--teal);text-decoration:none}
.caret{font-size:10px;opacity:.8}
.has-sub{position:relative}
.submenu{list-style:none;margin:0;padding:6px 0;position:absolute;top:100%;left:0;min-width:240px;
  background:#1a2680;border:1px solid var(--line);border-top:3px solid var(--teal);box-shadow:0 12px 30px rgba(0,0,0,.35);
  opacity:0;visibility:hidden;transform:translateY(6px);transition:.15s}
.has-sub:hover .submenu{opacity:1;visibility:visible;transform:none}
.submenu li a{display:block;padding:11px 20px;color:#dbe4ff;font-size:15.5px}
.submenu li a:hover{background:rgba(255,255,255,.07);color:#fff;text-decoration:none}

/* hero */
.hero{background-size:cover;background-position:center;border-bottom:1px solid var(--line)}
.hero-inner{max-width:1280px;margin:0 auto;padding:56px 24px 46px}
.hero-kicker{font-size:15px;letter-spacing:.5px;color:#cfe0ff;font-weight:600;margin-bottom:10px}
.hero-title{font-size:44px;letter-spacing:2px;margin:0;font-weight:800;text-shadow:0 2px 10px rgba(0,0,0,.4)}
/* 内页 Hero：满幅 ICO-27 大横幅，铺满整条（可后台替换） */
.hero-banner{position:relative;line-height:0;border-bottom:1px solid var(--line);background:#0a1f66}
.hero-banner-img{display:block;width:100%;height:auto}

/* layout — 居中单栏（去侧栏）；白底浅色主题只给内页，首页走 body.home 深色玻璃主题 */
body:not(.home) main{max-width:1480px;margin:30px auto;padding:34px 40px 48px;
  /* 内页也套首页深色玻璃主题：钴蓝底 + 半透明玻璃面板 + 白字（配色 token 用全局暗色，不再翻浅） */
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);
  border-radius:16px;backdrop-filter:blur(7px);box-shadow:0 14px 40px rgba(4,12,50,.3);
  --panel:rgba(255,255,255,.08); --panel2:rgba(255,255,255,.12); --line:rgba(255,255,255,.18);
  --text:#eef3ff; --muted:#c3cef0; --teal:#3d7bff; --teal-d:#2a5fd0;
  color:var(--text)}
/* 正文区标题统一白字（深色玻璃底） */
body:not(.home) main h1,body:not(.home) main h2,body:not(.home) main h3,body:not(.home) main h4,body:not(.home) main .sec-h,body:not(.home) main .subnav-group{color:#fff !important}
main a{color:var(--teal)}
.page-wrap{max-width:1480px;margin:0 auto}
/* 子页导航：横向 Tab 条（放在 Hero 下、正文上方） */
.subnav{max-width:1480px;margin:0 auto 26px;display:flex;flex-wrap:wrap;align-items:center;
  gap:0 6px;border-bottom:1px solid rgba(255,255,255,.18)}
.subnav-group{font-weight:800;color:#fff;font-size:15px;margin-right:20px;letter-spacing:.3px}
.subtabs{display:flex;flex-wrap:wrap}
.subtab{padding:12px 16px;color:#c3cef0;font-weight:600;font-size:14px;white-space:nowrap;
  border-bottom:3px solid transparent;margin-bottom:-1px}
.subtab:hover{color:#fff;text-decoration:none;border-bottom-color:rgba(61,123,255,.4)}
.subtab.active{color:var(--teal);border-bottom-color:var(--teal)}

/* content */
.content{min-width:0}
.content h1,.content h2,.content h3,.content h4{color:#fff}
.content h2{font-size:26px;margin:.2em 0 .6em;border-bottom:1px solid var(--line);padding-bottom:.3em}
.sec-h{font-size:22px;margin:1.4em 0 .7em;color:#fff;border-left:4px solid var(--teal);padding-left:12px}
.content p{margin:.7em 0}
.content ul,.content ol{margin:.6em 0 .6em 1.4em}
.content li{margin:.3em 0}
.lead{font-size:18px;color:#dfe7ff}
.content img{border-radius:6px;margin:.5em 0}

/* tables (generic + custom) */
.table-wrap{overflow-x:auto;margin:1em 0}
table{border-collapse:collapse;width:100%;background:var(--panel);border:1px solid var(--line)}
th,td{border:1px solid var(--line);padding:12px 14px;text-align:left;vertical-align:top}
thead th{background:#13246a;color:#fff;font-weight:700}
tbody tr:nth-child(even){background:rgba(255,255,255,.03)}

/* final program */
.dl-btn{display:block;background:var(--teal);color:#fff;font-weight:800;text-align:center;
  padding:16px;border-radius:6px;margin:.4em 0 1.4em;font-size:16px}
.dl-btn:hover{background:#56b8ff;text-decoration:none}
.timeline th,.timeline td{text-align:center}
.timeline .rowh{background:#13246a;font-weight:800;width:70px}
.tl-block{padding:6px 4px}
.tl-block b{display:block;font-weight:700}
.tl-time{display:block;font-size:12px;color:var(--muted)}
.sessions .cid{font-weight:800;color:var(--teal);text-align:center;width:120px}
.note{background:var(--panel);border:1px solid var(--line);border-left:4px solid var(--teal);border-radius:6px;padding:16px 20px;margin-top:1.4em}
.note h4{margin:.1em 0 .5em}

/* invited speakers topics */
.topics-panel{border:1px solid var(--line);border-radius:6px;overflow:hidden;margin-top:1em}
.topics-title{background:#13246a;color:#fff;font-weight:800;text-align:center;padding:16px;font-size:18px}
.topics-grid{display:grid;grid-template-columns:1fr 1fr}
.topic{padding:16px 18px;border-top:1px solid var(--line);border-right:1px solid var(--line);color:#e6ecff;font-weight:600}
.topic:nth-child(2n){border-right:0}
.topic:hover{background:rgba(255,255,255,.06);text-decoration:none;padding-left:24px;transition:.15s}
.tno{color:var(--teal);font-weight:800;margin-right:6px}

/* 技术程序委员会：主题分组 + co-chairs 照片卡 + members 名录 */
.tpc-topic{margin-bottom:30px}
.tpc-bar{background:var(--teal);color:#fff;font-weight:800;font-size:19px;padding:13px 20px;border-radius:8px 8px 0 0}
.tpc-no{margin-right:6px}
.tpc-body{background:var(--panel);border:1px solid var(--line);border-top:0;border-radius:0 0 8px 8px;padding:22px 24px}
.tpc-sub{color:var(--teal);font-weight:800;font-size:16px;border-left:4px solid var(--teal);padding-left:10px;margin:4px 0 16px}
.person-grid+.tpc-sub{margin-top:24px}
.person-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px 32px}
.person-card{display:flex;gap:16px;align-items:flex-start}
.p-photo{flex:0 0 92px;width:92px;height:116px;border-radius:6px;overflow:hidden;background:rgba(255,255,255,.06);
  display:flex;align-items:center;justify-content:center}
.p-photo img{width:100%;height:100%;object-fit:cover;display:block}
.p-initials{font-weight:800;font-size:32px;color:var(--teal);letter-spacing:.04em;user-select:none}
.p-info{min-width:0;padding-top:4px}
.p-name{font-weight:800;font-size:16px;color:#fff;margin-bottom:8px}
.p-affil{color:var(--muted);font-size:14px;line-height:1.5;border-bottom:1px solid var(--line);padding-bottom:12px}
.member-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px 32px}
.member{border-left:2px solid var(--teal);padding-left:12px}
.m-name{display:block;font-weight:700;color:#fff;font-size:15px}
.m-affil{display:block;color:var(--muted);font-size:13.5px;margin-top:2px;line-height:1.45}

/* 大会报告人卡片 */
.psp-card{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:22px 24px;margin-bottom:22px}
.psp-head{display:flex;gap:20px;align-items:center;margin-bottom:16px}
.psp-photo{flex:0 0 92px;width:92px;height:92px;border-radius:50%;overflow:hidden;background:rgba(255,255,255,.06);border:2px solid rgba(86,184,255,.55)}
.psp-photo img{width:100%;height:100%;object-fit:cover;display:block}
.psp-name{font-weight:800;font-size:20px;color:#fff}
.psp-affil{color:var(--muted);font-size:15px;margin-top:5px;line-height:1.5}
.psp-meta{background:rgba(86,184,255,.14);border:1px solid rgba(86,184,255,.4);border-radius:8px;padding:12px 16px;margin-bottom:14px}
.psp-time{color:var(--teal);font-weight:800;font-size:15px;display:block;margin-bottom:5px}
.psp-title{color:#eaf6ff;font-weight:600;font-size:15px;line-height:1.5}
.psp-title strong{color:var(--teal);font-weight:800}
.psp-body{color:var(--text);font-size:14.5px;line-height:1.75}
.psp-body p{margin:0 0 .9em}
.psp-body p:last-child{margin-bottom:0}
.psp-body strong{color:#fff}
.spk-block-head{margin:36px 0 22px;border-bottom:1px solid var(--line);padding-bottom:14px}
.spk-block-head h2{margin:0 0 6px;font-size:26px;font-weight:800;letter-spacing:.03em;text-transform:uppercase;color:#fff}
.spk-block-sub{color:var(--teal);font-weight:700;font-size:16px}

/* home hero：高主视觉(~82vh·预留整屏视频位) + 图下左右双浮框 */
/* 主图铺满整屏：高度 = 视口高度，倒计时 + NEWS 两个框叠在图的底部、完整落在首屏内。上限取正方形、下限 560px。
   图整体上移：--hero-shift = 标题顶(图内 y≈325，随宽度缩放)离顶部菜单卡底(≈164px)还剩的空间再留 16px 余量，
   把图往上提这么多，让塔从被两张卡片遮住的位置露出来。图底部已补 200px 镜像倒影，上移后底部不会露空。 */
.hero-kv{--hero-shift:max(0px, calc(100vw * 325 / 1920 - 180px));
  position:relative;width:100%;height:min(100vw, max(560px, 100vh));
  margin:0 0 34px;display:flex;flex-direction:column;justify-content:flex-end}
/* 主视觉：客户 16:9 整图完整铺满(不裁切/不渐隐/不特殊定位)，菜单卡浮在图最顶 */
.kv-media{position:absolute;inset:0;z-index:0;background-color:#07163f;background-repeat:no-repeat;
  background-position:center calc(-1 * var(--hero-shift));
  background-size:auto max(calc(100vw * 1395 / 1920), calc(100% + var(--hero-shift)))}
/* 图下左右双浮框容器：居中·等宽·负 margin 上提压在主视觉下沿；两框各自固定等高(start 对齐让 height 生效，右 NEWS 超出靠内部滚动条) */
.hero-overlay{position:relative;z-index:5;max-width:1080px;width:calc(100% - 48px);
  margin:0 auto 28px;padding-bottom:0;
  display:grid;grid-template-columns:1fr 1fr;gap:20px;align-items:start}
/* 浮框通用：深色玻璃·两框统一固定高(左倒计时去按钮后刚好、右 NEWS 超出靠内部滚动条) */
.hero-box{position:relative;overflow:hidden;background:rgba(6,14,44,.92);backdrop-filter:blur(6px);
  border:1px solid rgba(255,255,255,.18);border-radius:28px;padding:16px 24px;
  box-shadow:0 14px 40px rgba(0,0,0,.4);height:180px;display:flex;flex-direction:column;justify-content:center}
/* 左框=倒计时：纵向排名称/日期/倒计时，收紧行距 */
.countdown{display:flex;flex-direction:column;justify-content:center;gap:9px}
/* 浮框顶边一道光谱细线：呼应 banner「27」的棱镜彩虹 */
body.home .hero-box::before{content:"";position:absolute;left:30px;right:30px;top:0;height:3px;
  border-radius:0 0 3px 3px;background:var(--spec);opacity:.92}
/* PHOTO 按钮：大写·占满左框宽 */
.cd-photo-btn{display:block;background:linear-gradient(135deg,#2f6bff,#56b8ff);color:#fff;font-weight:800;
  white-space:nowrap;text-transform:uppercase;letter-spacing:.6px;font-size:14px;text-align:center;
  padding:10px 40px;border-radius:7px;transition:.2s;
  box-shadow:0 10px 26px rgba(8,24,80,.5),inset 0 0 0 1px rgba(255,255,255,.22)}
.cd-photo-btn:hover{text-decoration:none;filter:brightness(1.1);transform:translateY(-2px);
  box-shadow:0 14px 34px rgba(47,107,255,.6)}
.cd-name{font-size:23px;font-weight:800;color:#fff;letter-spacing:.4px}
.cd-meta{color:var(--muted);font-size:13px;margin-top:5px}
.cd-timer{display:flex;align-items:flex-start;gap:8px;flex-wrap:wrap}
.cd-unit{text-align:center;min-width:54px}
.cd-unit b{display:block;font-size:27px;font-weight:800;color:#fff;letter-spacing:1px;line-height:1.1;font-variant-numeric:tabular-nums}
.cd-unit span{font-size:12px;color:var(--muted)}
.cd-sep{font-size:22px;color:var(--muted);margin-top:2px}
/* 右框=NEWS：沿用 .hero-box 的固定高(180px)——不要再写 height:100%，
   否则同元素上 .news-box 比 .hero-box 后声明会把 180px 覆盖成 100%，
   在 align-items:start 的 auto 高栅格里塌成内容高度(就会比左框高)。
   只改 justify-content，让 .news-list 用 flex:1 填满剩余并内部滚动。 */
.news-box{justify-content:flex-start}
.box-h{font-size:19px;font-weight:800;color:#fff;letter-spacing:1px;text-transform:uppercase;
  padding-left:12px;border-left:4px solid transparent;border-image:var(--spec-v) 1;margin:0 0 9px}
.news-list{list-style:none;margin:0;padding:0 10px 0 0;flex:1;min-height:0;
  overflow-y:scroll;scrollbar-width:thin;scrollbar-color:rgba(143,180,255,.65) rgba(255,255,255,.08)}
.news-list::-webkit-scrollbar{width:7px}
.news-list::-webkit-scrollbar-thumb{background:rgba(143,180,255,.65);border-radius:4px}
.news-list::-webkit-scrollbar-track{background:rgba(255,255,255,.08);border-radius:4px}
.news-list li{border-bottom:1px solid rgba(255,255,255,.1)}
.news-list li:last-child{border-bottom:0}
.news-list a{display:block;padding:8px 0;color:#eaf1ff}
.news-list a:hover{text-decoration:none}
.news-date{display:block;font-size:12px;color:#8fb4ff;font-variant-numeric:tabular-nums;margin-bottom:2px}
.news-title{display:block;font-size:14px;font-weight:600;color:#fff;line-height:1.35}
.news-list a:hover .news-title{color:#8fb4ff}

/* buttons */
.btn{display:inline-block;padding:12px 22px;border:1px solid var(--teal);border-radius:6px;color:var(--teal);font-weight:700;cursor:pointer}
.btn:hover{text-decoration:none;background:rgba(86,184,255,.12)}
.btn.primary{background:var(--teal);color:#fff;border-color:var(--teal)}
.btn.primary:hover{background:#56b8ff}
.btn.block{display:block;text-align:center;width:100%}

/* home layout — 单栏 + 顶部三卡高亮条 */
.home-strip{display:grid;grid-template-columns:1fr 1fr;gap:20px;align-items:stretch;margin-bottom:24px}
.home-strip .card{margin-bottom:0}
.card{background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:22px 24px;margin-bottom:24px}
.card-h{font-size:22px;color:#fff;margin:0 0 .7em;border-left:4px solid var(--teal);padding-left:12px}
.card-h.sm{font-size:17px}
.more-link{display:inline-block;margin-top:12px;font-weight:700}
/* speakers */
.spk-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.spk-card{display:flex;gap:14px;background:rgba(255,255,255,.04);border:1px solid var(--line);border-radius:8px;padding:14px}
.spk-card img{width:74px;height:74px;object-fit:cover;border-radius:6px;flex:none;background:#0a1f66}
.spk-name{font-weight:800;color:#fff}
.spk-aff{color:var(--muted);font-size:13px;margin:2px 0}
.spk-time{color:var(--teal);font-size:13px;font-weight:700}
.spk-title{font-size:13px;margin-top:4px}
/* topic list */
.topic-list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:8px 18px}
.topic-list li{display:flex;gap:10px;align-items:center;padding:6px 0;border-bottom:1px solid rgba(255,255,255,.07)}
.topic-list li span{background:var(--teal);color:#fff;font-weight:800;min-width:26px;height:26px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;font-size:12px;flex:none}
/* call for papers */
.cfp-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 44px;margin:10px 0 30px}
.cfp-cell{padding:16px 2px;border-bottom:1px solid var(--line);font-size:16px;color:#eef3ff;font-weight:600}
.cfp-submit{margin:6px 0 44px;font-size:17px;padding:16px;text-transform:none}
.cfp-topic{background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:18px 22px;margin-bottom:14px}
.cfp-topic-h{display:flex;align-items:center;gap:12px;font-size:18px;font-weight:800;color:#fff;margin-bottom:10px}
.cfp-no{background:var(--teal);color:#fff;font-weight:800;min-width:30px;height:30px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;font-size:14px;flex:none}
.cfp-subs{margin:0;padding:0 0 0 42px;list-style:disc}
.cfp-subs li{margin:5px 0;color:#dfe7ff;font-size:14.5px}
@media(max-width:760px){.cfp-grid{grid-template-columns:1fr;gap:0}}
/* photo cards — 住宿/城市景点等图文卡片(照片左 + 信息右) */
.pcard{display:grid;grid-template-columns:minmax(260px,400px) 1fr;gap:28px;align-items:start;
  background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:22px;margin-bottom:22px}
.pcard-photo img{width:100%;border-radius:8px;display:block;background:#0a1f66}
.pcard-name{margin:0 0 14px;font-size:21px;font-weight:800;color:#fff;line-height:1.35}
.pcard-info p{margin:.5em 0;color:#dfe7ff}
.pcard-info strong{color:#fff}
.pcard-addr{background:rgba(0,0,0,.2);border:1px solid var(--line);border-radius:6px;padding:12px 14px;
  font-style:italic;color:#dfe7ff;margin:0 0 12px}
.pcard-dist{color:var(--teal);font-weight:700;margin:0 0 14px}
.pcard-dist::before{content:"\1F4CD";margin-right:6px}
.pc-links{display:flex;flex-wrap:wrap;gap:12px;margin:0 0 22px}
@media(max-width:820px){.pcard{grid-template-columns:1fr;gap:18px}}
/* sponsors — 按级别分组的等尺寸 Logo 墙 */
.spon-tier{margin-bottom:14px}
.spon-tier-h{font-size:15px;font-weight:800;color:var(--teal);text-transform:uppercase;letter-spacing:.06em;
  border-bottom:1px solid var(--line);padding-bottom:8px;margin:26px 0 18px}
.spon-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:16px}
.spon-logo{display:flex;align-items:center;justify-content:center;background:#fff;border-radius:8px;
  padding:18px;height:118px;border:1px solid var(--line)}
.spon-logo img{max-width:100%;max-height:100%;object-fit:contain;margin:0;border-radius:0}
.spon-logo:hover{box-shadow:0 6px 18px rgba(0,0,0,.32);text-decoration:none}
/* presentation — 标签页降级为堆叠小节 */
.pres-sec{margin:0 0 34px}
.pres-sec+.pres-sec{padding-top:22px;border-top:1px solid var(--line)}
/* contact — 事项卡片(图标+事项+邮箱) */
.contact-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}
.contact-card{display:flex;align-items:center;gap:16px;background:var(--panel);border:1px solid var(--line);
  border-radius:10px;padding:18px 20px}
.contact-ic{flex:0 0 44px;width:44px;height:44px;border-radius:50%;background:rgba(86,184,255,.22);
  border:1px solid #56b8ff;display:flex;align-items:center;justify-content:center}
.contact-ic::before{content:"\2709";color:#8fb4ff;font-size:22px;line-height:1}
.contact-label{font-size:13px;color:var(--muted);text-transform:uppercase;letter-spacing:.04em;margin-bottom:4px}
.contact-val{font-size:17px;font-weight:700;color:#fff;word-break:break-all}
.contact-val a{color:#8fb4ff}
/* query */
.query-box{display:flex;gap:10px;flex-wrap:wrap}
.query-box input,.query-box select{padding:11px 12px;border:1px solid var(--line);border-radius:6px;background:rgba(0,0,0,.2);color:#fff;flex:1;min-width:160px}
/* downloads */
.dl-list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;column-gap:36px}
.dl-list li{border-bottom:1px solid rgba(255,255,255,.08)}
.dl-list li a{display:block;padding:12px 4px;font-weight:600}
/* aside */
.reg-card{border-left:4px solid var(--teal)}
.reg-title{font-size:20px;font-weight:800;color:#fff;margin-bottom:6px}
.reg-links-h{margin-top:22px}
.link-list,.kd-list{list-style:none;margin:0;padding:0}
.link-list li a{display:block;padding:10px 0;border-bottom:1px solid rgba(255,255,255,.08);font-weight:600}
.kd-list li{padding:10px 0;border-bottom:1px solid rgba(255,255,255,.08)}
.kd-date{display:block;color:var(--teal);font-weight:800}
.kd-label{display:block;font-size:13px;color:#dfe7ff}
/* partners */
.partners{margin-top:6px}
.partner-cats{margin-bottom:16px;font-weight:600}
.partner-group{margin-top:22px}
.partner-group:first-of-type{margin-top:4px}
.partner-group-h{font-size:13px;font-weight:800;letter-spacing:1px;text-transform:uppercase;
  color:#cfe0ff;margin-bottom:12px;padding-bottom:7px;border-bottom:1px solid rgba(255,255,255,.12)}
.logo-wall{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:14px}
.logo-cell{background:#fff;border-radius:6px;padding:12px;display:flex;align-items:center;justify-content:center;min-height:70px}
.logo-cell img{max-height:60px;object-fit:contain}

/* 内页已统一回首页深色玻璃主题：组件基础样式本就是深色（白字/玻璃面板/蓝强调），
   原「方案B」白底覆写层整体移除，让深色基础样式生效。tpc-bar/cfp-no/dl-btn 等走 var(--teal) 蓝、
   thead/topics-title 走深蓝 #13246a，强调文字走蓝色 var(--teal)。 */

/* footer */
.site-footer{background:rgba(4,12,44,.9);border-top:1px solid var(--line);margin-top:40px}
/* 内页：沿用原三栏简洁页脚（主办 / 联系 / 版权） */
.ft-inner{max-width:1280px;margin:0 auto;padding:30px 24px;display:grid;grid-template-columns:1.3fr 1fr 1.3fr;gap:24px;color:#cdd8ff;font-size:14px}
.ft-org b{color:#fff}
.ft-copy{text-align:right}

/* 首页：主办/赞助墙(合并三类) + 联系我们都收进深色页脚（深框），会议名称单独居中一行 */
body.home .ft-inner{max-width:1200px;padding:28px 24px 20px;
  grid-template-columns:minmax(0,1fr) 250px;gap:40px}
/* 页脚里的 Logo 墙：单行横向轮播（超过一行时整页翻 + 圆点，仿图二） */
.ft-partners .partner-group{margin-top:15px}
.ft-partners .partner-group:first-of-type{margin-top:0}
.ft-partners .partner-group-h{font-size:12px;font-weight:800;letter-spacing:1px;color:#8fb4ff;
  text-transform:uppercase;margin-bottom:9px;padding-bottom:0;border-bottom:0}
/* 轮播外壳：可横滑的 Logo 单行（箭头移到下方圆点行，不再浮在两侧） */
.wall-carousel{position:relative}
.wall-carousel .logo-wall{display:flex;flex-wrap:nowrap;gap:8px;overflow-x:auto;scroll-behavior:smooth;
  overscroll-behavior-x:contain;scrollbar-width:none;-ms-overflow-style:none}
.wall-carousel .logo-wall::-webkit-scrollbar{display:none}
.ft-partners .logo-cell{flex:none;background:#fff;border-radius:5px;padding:5px 8px;min-height:34px;width:96px;
  display:flex;align-items:center;justify-content:center}
.ft-partners .logo-cell img{max-height:24px;max-width:82px;object-fit:contain}
/* 控件行：左箭头 + 圆点 + 右箭头，整组居中放在 Logo 墙下方（图五红框位置） */
.wall-dots{display:none;align-items:center;justify-content:center;gap:12px;margin-top:12px}
.wall-dots.show{display:flex}
.wall-dots-track{display:flex;align-items:center;gap:7px}
/* 翻页箭头：圆点两侧的小圆钮 */
.wall-nav{flex:none;width:28px;height:28px;display:flex;align-items:center;justify-content:center;cursor:pointer;
  border:0;border-radius:50%;background:rgba(255,255,255,.14);color:#dbe6ff;font-size:18px;line-height:1;transition:.18s}
.wall-nav:hover{background:var(--teal);color:#fff}
.wall-nav:disabled{opacity:.3;cursor:default;background:rgba(255,255,255,.08)}
/* 圆点页码：仿图二，灰点 + 当前页高亮 */
.wall-dot{width:8px;height:8px;border-radius:50%;border:0;padding:0;cursor:pointer;
  background:rgba(255,255,255,.28);transition:.18s}
.wall-dot:hover{background:rgba(255,255,255,.5)}
.wall-dot.active{background:var(--teal);width:9px;height:9px}
/* 右列：联系我们（图一效果：标题带下划线强调 + 带图标的信息行） */
.ft-contact-col .ft-h{font-size:16px;font-weight:800;color:#fff;letter-spacing:.5px;
  position:relative;padding-bottom:9px;margin-bottom:14px}
.ft-contact-col .ft-h::after{content:"";position:absolute;left:0;bottom:0;width:46px;height:3px;
  border-radius:2px;background:var(--teal)}
.ft-contact-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:11px;line-height:1.5}
.ft-contact-list li{display:flex;gap:9px;align-items:flex-start}
.ft-contact-list .ft-ic{flex:none;color:var(--teal);font-size:15px;line-height:1.4}
.ft-contact-list a{color:#cdd8ff}
.ft-contact-list a:hover{color:#fff}
/* 最下面一行：会议名称 + 说明，居中 */
.ft-bar{max-width:1200px;margin:0 auto;padding:15px 24px 26px;border-top:1px solid var(--line);
  text-align:center;color:#aab6e0;font-size:13.5px;line-height:1.7}
.ft-bar b{color:#e6ecff}
.ft-bar-copy{margin-top:4px}
.ft-sub{color:#8795c4}

@media(max-width:920px){
  .hd-nav{border:0;background:rgba(0,0,0,.18);min-height:54px}
  .hd-info{display:none}
  /* 窄屏：顶部窄条换行、地址收起(头图倒计时框里已有)，logo+按钮两端分布 */
  .top-utils{flex-wrap:wrap;justify-content:space-between;row-gap:8px;min-height:0;padding:8px 16px}
  .top-addr{display:none}
  .logo-slot{width:42px;height:42px;padding:3px}
  .mainnav{position:fixed;top:60px;right:0;width:280px;height:calc(100vh - 60px);max-width:none;padding:0;background:#1a2680;
    transform:translateX(100%);transition:.2s;overflow:auto;border-left:1px solid var(--line);z-index:60}
  .mainnav.open{transform:none}
  .nav{flex-direction:column;justify-content:flex-start}
  .nav>li{display:block;width:100%}
  .nav>li>a{border-top:0;border-bottom:1px solid var(--line)}
  .submenu{position:static;opacity:1;visibility:visible;transform:none;border:0;box-shadow:none;background:rgba(0,0,0,.2);
    min-width:0;width:100%;left:auto;top:auto;padding:0}
  /* 抽屉内子菜单：缩进、整宽、不再浮层溢出抽屉右缘 */
  .submenu li>a{display:block;padding:12px 16px 12px 30px;font-size:14px;white-space:normal;line-height:1.4}
  .menu-toggle{display:block}
  .home-strip{grid-template-columns:1fr}
  .dl-list{grid-template-columns:1fr}
  .spk-grid,.topic-list,.topics-grid,.person-grid,.member-grid{grid-template-columns:1fr}
  .ft-inner{grid-template-columns:1fr;gap:26px}.ft-copy{text-align:left}
  .hero-title{font-size:32px}
  /* 窄屏：主视觉「两浮框堆在图下方」。16:9 在窄屏太矮会被头部盖住，
     故手机上图 band 留出头部高度、用 contain 让整图完整不裁(两侧/上下用同色深蓝底补满)，主体全看得见。 */
  .hero-kv{height:auto;aspect-ratio:auto;min-height:0;display:block}
  .kv-media{position:relative;inset:auto;width:100%;aspect-ratio:1920/1195;margin-top:150px;
    background-size:100% auto;background-position:center top;background-color:#0a1740}
  .hero-overlay{grid-template-columns:1fr;margin:14px auto 0}
  .cd-timer{justify-content:center}
}

/* ================= 首页 body.home 深色玻璃主题（光学蓝背景，不碰内页白卡） ================= */
body.home{--teal:#3d7bff;--teal-d:#2a5fd0;--accent:#3d7bff;--accent-l:#8fb4ff;
  /* 点缀光谱：取自 banner「27」字体真实采样 橙#ed5907→琥珀#f9991a→青#52fef0→蓝，仅用于小元素点缀，主色不变 */
  --spec:linear-gradient(90deg,#f56a12,#f9a01a,#52fef0,#3d7bff);
  --spec-v:linear-gradient(180deg,#f56a12,#f9a01a,#52fef0,#3d7bff);
  /* 改版二：整页底改为「很深的navy实色地台」(只在最顶主视觉区略深)——正文各版块做成不同深浅的蓝色块
     悬浮其上，版块之间露出的深底 + 流线暗纹即分隔色，形成「一个版块一个底色」的层次。
     地台必须比任何一个蓝块都深，块才浮得出来；文字对比度靠「深蓝块 + 浅色字」保证(与上一轮浅底深字相反)。 */
  background:linear-gradient(180deg,#eef4fd 0,#e3edfb 70vh,#dbe8fa 140vh) no-repeat;
  background-color:#dbe8fa}
/* 底纹：柔和流线暗纹(替代原来的网格线/CSS涡纹)——透明底的流线+粒子暗纹图(assets/ico-texture-overlay.svg)，
   固定铺满视口、叠在 上深下浅 渐变之上：深色主视觉区透出作微亮流线、浅色正文区极淡不抢内容。
   线色/透明度已在 tools/make_texture_bg.py 里烤进 SVG(线 .10-.24)；opacity 作整体浓淡总开关，想更淡调小即可。
   注意：url() 相对本 styles.css 所在目录(demo/assets/)，故只写文件名、不带 assets/ 前缀。 */
body.home::before{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;
  background:url('ico-texture-overlay.svg') center top/cover no-repeat;opacity:.18}
/* ⬆ ICO logo 暗纹预留口：拿到客户 ICO logo(透明 PNG/SVG)后，可在此 ::before 再叠一层超大居中低透明度水印，例如：
   background:url('ico-watermark.svg') center 40vh/min(68vw,720px) no-repeat, url('ico-texture-overlay.svg') center top/cover no-repeat; */

/* 改动2：首页菜单条「嵌入头图」——把整条 header(顶部三-logo 窄条 + 菜单)绝对定位悬浮在 hero 之上，
   背景改为「顶部深、向下渐隐透明」的遮罩，保证菜单/ logo 文字压在图上也清晰；去掉 sticky 和分隔线。
   header 脱离文档流后，下方 hero-kv 自动顶到视口最上沿、图从最顶铺起、菜单浮在图上(=头图菜单一体)。
   内页(body:not(.home))不受影响，仍是常规 sticky 实色 header。 */
body.home .site-header{position:absolute;top:0;left:0;right:0;z-index:50;
  background:linear-gradient(180deg,rgba(4,13,52,.82) 0,rgba(4,13,52,.44) 58%,rgba(4,13,52,0) 100%);
  backdrop-filter:none;-webkit-backdrop-filter:none;border-bottom:0}
/* 改版三：菜单做成「突出的深蓝圆角卡片条」(仿 APCC 的浮起菜单条，但配色延续深蓝)——
   菜单不再透明贴在图上，而是一条独立的深蓝实色圆角卡、带阴影浮起，左右留边(非通栏)、压在头图上沿。
   顶部窄条(logo/地址/Register)仍透明贴在最上；这条菜单卡浮在其下、半压头图。 */
body.home .hd-nav{position:relative;z-index:2;max-width:1620px;margin:6px auto 0;padding:0 10px;
  background:linear-gradient(135deg,#123a9e,#0c2b80);border:1px solid rgba(143,180,255,.28);
  border-radius:16px;box-shadow:0 18px 44px rgba(2,10,40,.55);
  /* 卡片本体：先柔和淡入(不位移)，菜单项再从左到右逐个淡入(见下 .nav>li) */
  animation:navIntro .5s ease both}
@keyframes navIntro{from{opacity:0}to{opacity:1}}
/* 菜单项逐个「从左到右」淡入(仿 acpconf)：每项用 nth-child 递增延迟错开，
   自身 opacity 0→1 + 轻微右移落位；吸顶(.nav-stuck)时不重播、保持常显。 */
body.home .nav>li{opacity:0;animation:navItemIn .55s ease forwards}
@keyframes navItemIn{from{opacity:0;transform:translateX(-10px)}to{opacity:1;transform:translateX(0)}}
body.home .nav>li:nth-child(1){animation-delay:.30s}
body.home .nav>li:nth-child(2){animation-delay:.42s}
body.home .nav>li:nth-child(3){animation-delay:.54s}
body.home .nav>li:nth-child(4){animation-delay:.66s}
body.home .nav>li:nth-child(5){animation-delay:.78s}
body.home .nav>li:nth-child(6){animation-delay:.90s}
body.home .nav>li:nth-child(7){animation-delay:1.02s}
body.home .nav>li:nth-child(8){animation-delay:1.14s}
body.home .nav>li:nth-child(9){animation-delay:1.26s}
/* 吸顶后菜单项别再处于动画初始的透明态：强制常显(animation 已 forwards 完成，这里兜底防重排闪烁) */
body.home.nav-stuck .nav>li{opacity:1}
/* 吸顶：向下滚过阈值后，菜单卡脱离原位、固定在视口顶部成浮动条(深蓝实色+更重阴影)。
   仅菜单卡吸附；上方 LOGO/地址/Submission 窄条(在 absolute 的 .site-header 内)随页面正常滚走。
   .site-header 本就 absolute 脱离文档流，hero 一直顶在最上 → 菜单卡转 fixed 不会引起正文跳动，无需占位补偿。 */
body.home.nav-stuck .hd-nav{position:fixed;top:0;left:0;right:0;z-index:60;
  max-width:1620px;margin:0 auto;border-radius:0 0 16px 16px;
  background:linear-gradient(135deg,#123a9e,#0c2b80);
  box-shadow:0 10px 30px rgba(2,10,40,.6);
  animation:navStick .32s ease both}
@keyframes navStick{from{opacity:.4;transform:translateY(-100%)}to{opacity:1;transform:translateY(0)}}
/* 卡片内菜单：深蓝卡上浅字，去掉压图描边；悬停/当前项给一块高亮胶囊更突出 */
body.home .nav>li>a{font-size:16px;color:#e6eeff;text-shadow:none;height:58px;padding:0 18px;border-bottom:0;
  border-radius:11px;margin:6px 2px;transition:.16s}
body.home .nav>li>a .caret{opacity:.75}
body.home .nav>li.active>a,body.home .nav>li>a:hover{color:#fff;
  background:linear-gradient(135deg,#2f6bff,#56b8ff);box-shadow:0 8px 20px rgba(47,107,255,.45)}
body.home .logo-slot{border-color:rgba(255,255,255,.6);color:rgba(255,255,255,.92);
  text-shadow:0 1px 3px rgba(2,8,32,.65)}
body.home .top-addr{color:#eaf1ff;text-shadow:0 1px 4px rgba(2,8,32,.75)}
body.home .top-btn.ghost{border-color:rgba(255,255,255,.55);color:#eaf1ff;text-shadow:0 1px 3px rgba(2,8,32,.6)}
body.home .top-account{border-color:rgba(255,255,255,.6);text-shadow:0 1px 3px rgba(2,8,32,.6)}
/* 首页顶部窄条：与下方菜单卡 / 正文块同宽(outer edge 对齐到 1428px 内容边)，
   去掉继承的 22px 横向内边距，让左 logo 左缘、右按钮右缘压在同一条内容边线上 */
body.home .top-utils{max-width:1428px;padding-left:2px;padding-right:2px}
/* 主视觉：16:9 整图完整铺满(基础 .hero-kv/.kv-media 已处理)，菜单卡浮在图最顶；
   原先为旧图做的 calc 定位 / 上下渐隐 / 虚线框特殊处理已全部移除。 */

/* 首页正文容器：透明融入浅蓝地台；文字默认深色(落在浅蓝块上) */
body.home main{max-width:1480px;margin:0 auto;padding:30px 26px 72px;background:none;box-shadow:none;border-radius:0;color:#223253}
/* 首页正文区落在浅蓝块上：标题/正文一律深色 */
body.home .content h2,body.home .content h3,body.home .content h4{color:#13224a}

/* 版块=深蓝色块：base 只管圆角/间距/光影/浅色描边，背景色各版块自定(深浅交替)。
   块为「不透明实色」(不加 backdrop-filter)——避免上一轮「半透明+模糊」把文字糊掉的坑。 */
body.home .h-sec{position:relative;border:1px solid rgba(20,60,140,.14);
  border-radius:16px;padding:28px 32px;margin-bottom:26px;
  box-shadow:0 14px 34px rgba(30,70,150,.14)}
/* 深浅蓝交替：A/B 相邻版块错开 → 「一个版块一个底色」的层次
   2026-10 客户要求：整体翻成「浅蓝底 + 深色字」主题(不是深蓝块了)，A 比 B 略浅。 */
body.home .welcome-sec{background:linear-gradient(135deg,#dbe9fb,#cfe1f8);padding:32px 34px}   /* A */
body.home .plenary-sec{background:linear-gradient(135deg,#cadcf5,#bcd3f1);padding:26px 30px}   /* B */
body.home .conf-sec{background:linear-gradient(135deg,#dbe9fb,#cfe1f8)}                        /* A */
body.home .query-sec{background:linear-gradient(135deg,#cadcf5,#bcd3f1)}                       /* B */
body.home .dl-sec{background:linear-gradient(135deg,#dbe9fb,#cfe1f8)}                          /* A */
/* 欢迎区：左文字(占幅更大，顶部对齐容纳更长 ICO 介绍)+ 右照片占位 */
body.home .welcome-row{display:grid;grid-template-columns:1fr 300px;gap:28px;align-items:stretch}
body.home .welcome-text{min-width:0;align-self:start}
body.home .welcome-photo{position:relative;border-radius:12px;min-height:230px;
  background:linear-gradient(135deg,rgba(47,107,255,.10),rgba(86,184,255,.06));
  border:1px dashed rgba(47,107,255,.4);display:flex;align-items:center;justify-content:center}
body.home .wp-ph{color:rgba(40,60,110,.6);font-size:15px;font-weight:700;letter-spacing:1px;text-transform:uppercase}
@media(max-width:820px){
  body.home .welcome-row{grid-template-columns:1fr}
  body.home .welcome-photo{min-height:170px}
}
body.home .h-h{font-size:26px;font-weight:800;color:#102a66;margin:0 0 16px;letter-spacing:.4px;
  text-transform:uppercase;position:relative;padding-left:15px;border-bottom:0;padding-bottom:0}
body.home .h-h::before{content:"";position:absolute;left:0;top:4px;bottom:4px;width:6px;border-radius:3px;
  background:var(--spec-v);box-shadow:0 0 12px rgba(120,200,255,.55)}
body.home .welcome-sec .h-h{text-transform:none;font-size:27px}
body.home .lead{font-size:17.5px;color:#2a3e68;line-height:1.8;max-width:64ch}
/* 浅蓝块上的说明/次要文字(.dim)用中灰蓝，别太浅 */
body.home .dim{color:#5a6b92}
body.home .h-h-row{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:18px}
body.home .h-h-row .h-h{margin:0}
body.home .more-pill{flex:none;background:linear-gradient(135deg,#2f6bff,#56b8ff);color:#fff;font-weight:700;
  font-size:13px;padding:8px 18px;border-radius:7px;box-shadow:0 6px 16px rgba(47,107,255,.4)}
body.home .more-pill:hover{text-decoration:none;filter:brightness(1.1)}

/* 两栏：左主内容 + 右侧 sticky 浮框栏 */
body.home .home-main{display:grid;grid-template-columns:1fr 316px;gap:30px;align-items:start}
body.home .home-col{min-width:0}
body.home .home-rail{display:flex;flex-direction:column;gap:16px;position:sticky;top:116px}
body.home .rail-card{position:relative;background:#ffffff;
  border:1px solid rgba(20,60,140,.14);border-radius:14px;padding:16px 18px;
  box-shadow:0 10px 26px rgba(30,70,150,.12)}
body.home .reg-rail{padding:14px;background:linear-gradient(135deg,#2f6bff,#1d53d8)}
body.home .rail-h{font-size:13px;font-weight:800;letter-spacing:1.6px;color:#2f6bff;margin-bottom:14px}
body.home .quick-links{list-style:none;margin:0;padding:0}
body.home .quick-links li+li{border-top:1px solid rgba(20,60,140,.12)}
body.home .quick-links a{display:flex;align-items:center;gap:11px;padding:11px 3px;color:#22407e;font-weight:600;font-size:15.5px}
body.home .quick-links a:hover{color:#0f2a66;text-decoration:none}
body.home .ql-ic{font-size:16px}

/* CTA 蓝色渐变发光按钮 */
body.home .btn-cta{display:inline-block;background:linear-gradient(135deg,#2f6bff,#56b8ff);color:#fff;
  font-weight:800;padding:13px 26px;border:0;border-radius:10px;font-size:15.5px;cursor:pointer;
  box-shadow:0 8px 24px rgba(47,107,255,.42);transition:.2s;letter-spacing:.3px}
body.home .btn-cta:hover{text-decoration:none;transform:translateY(-2px);filter:brightness(1.08);
  box-shadow:0 12px 30px rgba(47,107,255,.6)}
body.home .btn-cta.block{display:block;width:100%;text-align:center;padding:14px}

/* Key Dates 进度时间轴 */
body.home .kd-timeline{list-style:none;margin:0;padding:0;position:relative}
body.home .kd-item{position:relative;padding:0 0 18px 26px;min-height:22px}
body.home .kd-item:last-child{padding-bottom:0}
body.home .kd-item::before{content:"";position:absolute;left:5px;top:16px;bottom:-2px;width:2px;
  background:rgba(20,60,140,.2)}
body.home .kd-item:last-child::before{display:none}
body.home .kd-dot{position:absolute;left:0;top:5px;width:12px;height:12px;border-radius:50%;
  background:#9fb3dd;box-shadow:0 0 0 3px rgba(60,100,190,.14)}
body.home .kd-item.is-next .kd-dot{background:#3d7bff;
  box-shadow:0 0 0 4px rgba(61,123,255,.24),0 0 14px rgba(61,123,255,.55)}
body.home .kd-date{display:block;font-weight:800;color:#15264f;font-size:14px}
body.home .kd-item.is-next .kd-date{color:#0f2a66}
body.home .kd-label{display:block;font-size:13px;color:#5a6b92;margin-top:2px;line-height:1.45}

/* Plenary：大圆头像 + 炫光圈、无方框 */
body.home .spk-grid{display:grid;grid-template-columns:1fr 1fr;gap:26px 24px}
body.home .spk-card{background:transparent;border:0;padding:0;display:flex;align-items:center;gap:18px}
body.home .spk-card img{width:112px;height:112px;border-radius:50%;flex:none;background:#0a1f66;object-fit:cover;
  border:3px solid rgba(90,160,255,.55);box-shadow:0 0 0 6px rgba(60,120,255,.14),0 0 26px rgba(90,160,255,.5)}
body.home .spk-name{font-weight:800;color:#13224a;font-size:19px}
body.home .spk-aff{color:#47577d;font-size:14px;margin-top:4px;line-height:1.5}
/* 待公布占位卡：虚线光谱圈 + 柔和光谱头像点，读作"位置预留"而非裂图 */
body.home .spk-card.spk-tba{opacity:.92}
body.home .spk-card.spk-tba .spk-ph{position:relative;width:112px;height:112px;border-radius:50%;flex:none;
  background:rgba(255,255,255,.05);border:2px dashed rgba(143,180,255,.45);
  box-shadow:inset 0 0 22px rgba(86,184,255,.14);display:flex;align-items:center;justify-content:center}
body.home .spk-card.spk-tba .spk-ph::before{content:"";width:44px;height:44px;border-radius:50%;
  background:var(--spec);opacity:.34}
body.home .spk-card.spk-tba .spk-name{color:#3d4e78;font-weight:700;font-size:16.5px;letter-spacing:.2px}
body.home .spk-card.spk-tba .spk-aff{color:#6a7aa0;font-size:13px}

/* ICO-27 Conferences：横向可滑动卡片轨（仿 CLEO-PR 2024）·收紧竖向占幅，露约 4 张其余横滑 */
body.home .conf-list{list-style:none;margin:0;padding:4px 2px 16px;display:flex;gap:16px;
  overflow-x:auto;scroll-snap-type:x proximity;overscroll-behavior-x:contain;
  scrollbar-width:thin;scrollbar-color:rgba(143,180,255,.5) transparent}
body.home .conf-list::-webkit-scrollbar{height:7px}
body.home .conf-list::-webkit-scrollbar-thumb{background:rgba(47,107,255,.4);border-radius:4px}
body.home .conf-list::-webkit-scrollbar-track{background:rgba(20,60,140,.08);border-radius:4px}
body.home .conf-list li{scroll-snap-align:start;flex:0 0 220px;display:flex;flex-direction:column;
  align-items:flex-start;gap:12px;background:#ffffff;border:1px solid rgba(20,60,140,.14);
  border-radius:14px;padding:16px;min-height:130px;transition:.18s;box-shadow:0 6px 16px rgba(30,70,150,.12)}
body.home .conf-list li:hover{background:#f3f8ff;border-color:rgba(47,107,255,.45);transform:translateY(-3px)}
body.home .conf-list .n{flex:none;background:linear-gradient(135deg,#2f6bff,#56b8ff);color:#fff;font-weight:800;
  min-width:48px;height:32px;display:flex;align-items:center;justify-content:center;font-size:15px;
  clip-path:polygon(0 0,80% 0,100% 50%,80% 100%,0 100%);box-shadow:0 4px 12px rgba(47,107,255,.4)}
body.home .conf-list .t{font-size:14.5px;color:#1b2e58;font-weight:600;line-height:1.4}
/* Conferences 被移进左栏(隐藏 Plenary 后)时：列窄放不下横排 6 卡，改成换行的 2 列网格、取消横向滚动 */
body.home .home-col .conf-sec .conf-list{display:grid;grid-template-columns:1fr 1fr;gap:16px;
  overflow-x:visible;padding:4px 2px 4px}
body.home .home-col .conf-sec .conf-list li{flex:unset;min-height:118px}

/* Download 两列 */
body.home .dl-list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:1fr 1fr;column-gap:40px}
body.home .dl-list li{border-bottom:1px solid rgba(20,60,140,.14)}
body.home .dl-list li a{display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:13px 4px;color:#22407e;font-weight:600;font-size:15px}
body.home .dl-list li a:hover{color:#0f2a66;text-decoration:none}
body.home .dl-ic{color:#2f6bff;font-size:17px;flex:none}

/* Summary query */
body.home .query-box{display:flex;gap:12px;flex-wrap:wrap}
body.home .query-box input{flex:1;min-width:200px;padding:13px 14px;border:1px solid rgba(20,60,140,.25);
  border-radius:9px;background:#fff;color:#13224a;font-size:15.5px}
body.home .query-box input::placeholder{color:#8a97b8}

/* 回到顶部 — 动态发光悬浮按钮（全站可用），外加一圈旋转的「27」光谱光环 */
.to-top{position:fixed;right:22px;bottom:22px;z-index:120;width:64px;height:64px;border:0;border-radius:50%;
  background:linear-gradient(135deg,#2f6bff,#56b8ff);color:#fff;font-size:32px;font-weight:900;cursor:pointer;
  -webkit-text-stroke:1.6px #fff;text-stroke:1.6px #fff;
  opacity:0;visibility:hidden;transform:translateY(12px) scale(.92);transition:.26s;line-height:1;
  box-shadow:0 10px 28px rgba(16,44,120,.5),inset 0 0 0 1px rgba(255,255,255,.18)}
/* 光环：锥形渐变取自 banner「27」真实采样色（橙→琥珀→青→蓝），mask 挖空中心只留圆环，持续旋转 */
.to-top::before{content:"";position:absolute;inset:-6px;border-radius:50%;z-index:-1;pointer-events:none;
  background:conic-gradient(from 0deg,#ff6a12,#f9a01a,#52fef0,#3d7bff,#52fef0,#f9a01a,#ff6a12);
  -webkit-mask:radial-gradient(farthest-side,transparent calc(100% - 5px),#000 calc(100% - 5px));
  mask:radial-gradient(farthest-side,transparent calc(100% - 5px),#000 calc(100% - 5px));
  filter:saturate(1.3) drop-shadow(0 0 7px rgba(82,232,240,.6));opacity:0;transition:opacity .26s}
.to-top.show::before{opacity:1;animation:toTopSpin 3.4s linear infinite}
.to-top.show{opacity:1;visibility:visible;transform:none;animation:toTopPulse 2.6s ease-in-out infinite}
.to-top:hover{filter:brightness(1.12);box-shadow:0 14px 34px rgba(47,107,255,.6),0 0 26px rgba(86,184,255,.6)}
.to-top:hover::before{animation-duration:1.3s;inset:-8px;filter:saturate(1.45) drop-shadow(0 0 12px rgba(82,232,240,.8))}
@keyframes toTopSpin{to{transform:rotate(360deg)}}
@keyframes toTopPulse{
  0%,100%{box-shadow:0 8px 24px rgba(16,44,120,.5),0 0 0 0 rgba(86,184,255,.5),inset 0 0 0 1px rgba(255,255,255,.18)}
  50%{box-shadow:0 8px 24px rgba(16,44,120,.5),0 0 0 10px rgba(86,184,255,0),inset 0 0 0 1px rgba(255,255,255,.18)}}

@media(max-width:920px){
  body.home .home-main{grid-template-columns:1fr}
  body.home .home-rail{position:static}
  body.home .spk-grid,body.home .dl-list{grid-template-columns:1fr}
}

/* ================= H5 / 移动端兼容（≤560px 手机竖屏）=================
   现有 920px 断点已处理：汉堡菜单、两栏合一、浮框单列堆叠、hero 收高。
   这里再补手机专属细节：浮框去固定高、Conferences 单列、吸顶菜单条贴边、字号微收。 */
@media(max-width:560px){
  /* 顶部窄条更紧凑；菜单卡吸顶时去圆角直接贴满窄屏顶 */
  body.home .top-utils{padding:8px 14px}
  body.home.nav-stuck .hd-nav{border-radius:0;left:0;right:0;max-width:none}
  /* 手机上头部换行后变高，透明渐变会漏出头图文字 → 给顶部窄条一层更实的深蓝底，保证 LOGO/按钮清晰 */
  body.home .site-header{background:linear-gradient(180deg,rgba(4,13,52,.95) 0,rgba(4,13,52,.9) 62%,rgba(4,13,52,.55) 100%)}
  body.home .top-utils{background:rgba(5,14,46,.55);border-radius:12px}
  /* 头图两浮框：去掉桌面的固定 180px 高，改自适应，NEWS 列全显示不截断、不内部滚动 */
  .hero-box{height:auto;min-height:0;padding:16px 18px}
  .news-box{height:auto}
  .news-list{overflow:visible;max-height:none}
  .cd-unit{min-width:46px}
  .cd-unit b{font-size:24px}
  /* Conferences 移进左栏后：手机上 2 列太挤 → 单列，卡片读起来更舒服 */
  body.home .home-col .conf-sec .conf-list{grid-template-columns:1fr}
  /* 下载区手机单列 */
  body.home .dl-list{grid-template-columns:1fr;column-gap:0}
  /* 赞助墙手机维持 2 列即可（已 OK），标题字号微收防溢出 */
  body.home .h-h{font-size:22px}
  body.home .welcome-sec .h-h{font-size:23px}
  .hero-title{font-size:26px}
}

/* ---------------- 配置标注浮层 ---------------- */
.card{position:relative}
.anno-tags{display:none}
body.anno-on .anno-tags{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 14px}
body.anno-on .anno-tags.abs{position:absolute;top:12px;left:12px;right:12px;margin:0;
  flex-direction:column;align-items:flex-start;z-index:25}
body.anno-on .anno-tags.nav-abs{position:absolute;top:100%;left:24px;margin-top:8px;
  flex-direction:column;align-items:flex-start;z-index:60}
.anno-tag{font-size:12px;font-weight:700;line-height:1.35;padding:5px 10px;border-radius:5px;
  color:#fff;box-shadow:0 3px 12px rgba(0,0,0,.35);border:1px solid rgba(255,255,255,.25)}
.anno-tag em{display:block;font-style:normal;font-weight:500;font-size:11.5px;opacity:.96;margin-top:2px;max-width:340px}
.a-s{background:#5b6b8c}         /* 静态 */
.a-c{background:#2f6fd0}         /* 富文本 */
.a-d{background:#0f857e}         /* 结构化 */
.a-g{background:#7b4fd0}         /* 组件参数 */
.a-k{background:#d98514;color:#1a1200} /* 重点 */
.a-k em{color:#3a2a00}
/* 评审浮层按钮放左下，避开右下角的「返回顶部」按钮（真·用户功能占右下角惯例位） */
.anno-toggle{position:fixed;left:18px;bottom:18px;z-index:200;background:var(--teal);color:#04201e;
  border:0;border-radius:24px;padding:11px 18px;font-size:14px;font-weight:800;cursor:pointer;
  box-shadow:0 6px 20px rgba(0,0,0,.4)}
.anno-toggle.on{background:#d98514;color:#1a1200}
.anno-legend{position:fixed;left:18px;bottom:70px;z-index:200;display:none;flex-direction:column;
  gap:7px;align-items:flex-start;background:rgba(6,14,44,.96);border:1px solid var(--line);
  border-radius:10px;padding:14px 16px;box-shadow:0 10px 30px rgba(0,0,0,.5)}
body.anno-on .anno-legend{display:flex}
.al-title{font-size:12px;font-weight:800;color:#cfe0ff;letter-spacing:.5px;margin-bottom:2px}
.leg-note{margin-top:6px;font-size:11px;color:#9fb2d8;line-height:1.5;max-width:210px}

/* ===== 白灰阴影底主题覆盖（/conference-v2/） ===== */
/* 页面底：近白灰（替代浅蓝渐变） */
body.home{background:linear-gradient(180deg,#f6f8fc 0,#eef1f6 70vh,#e9edf4 140vh) no-repeat;background-color:#eef1f6}
/* 底纹暗纹在白底上几乎不可见且易发灰，关掉 */
body.home::before{display:none}
/* 版块：白色悬浮卡 + 柔和灰投影（A/B 用极轻底色差 + 投影分层，仿 CIOE 悬浮白卡） */
body.home .welcome-sec,body.home .conf-sec,body.home .dl-sec{background:#ffffff}            /* A */
body.home .plenary-sec,body.home .query-sec,body.home .partners-sec{background:#fbfcfe}      /* B */
body.home .h-sec{border:1px solid rgba(20,40,90,.08);box-shadow:0 10px 30px rgba(20,40,90,.10)}
/* 白底上的白卡（conf 卡 / rail 卡）补淡描边+投影，避免在白底上消失边界 */
body.home .conf-list li{background:#ffffff;border:1px solid rgba(20,40,90,.10);box-shadow:0 6px 16px rgba(20,40,90,.08)}
body.home .conf-list li:hover{background:#f5f8ff;border-color:rgba(47,107,255,.4)}
body.home .rail-card{background:#ffffff;border:1px solid rgba(20,40,90,.10);box-shadow:0 8px 22px rgba(20,40,90,.10)}
/* 欢迎区照片占位 + 查询输入框描边在白底上略加深 */
body.home .welcome-photo{background:linear-gradient(135deg,rgba(47,107,255,.06),rgba(86,184,255,.04));border-color:rgba(47,107,255,.3)}

/* ===== 导航栏右侧 logo（ICO-27 Beijing, China 2027，透明底白描边）===== */
.nav-logo-slot{flex:none;display:flex;align-items:center;justify-content:center;
  height:50px;margin-left:10px;padding:0;line-height:0}
.nav-logo-slot img{display:block;height:100%;width:auto}
@media(max-width:920px){.nav-logo-slot{display:none}}

/* ===== 白灰阴影底主题覆盖·内页（/conference-v2/ 子页，配色与首页悬浮白卡统一）===== */
/* 页面底：与首页同款近白灰渐变 */
body:not(.home){background:linear-gradient(180deg,#f6f8fc 0,#eef1f6 70vh,#e9edf4 140vh) no-repeat;background-color:#eef1f6;color:#223253}
/* 正文主区：白色悬浮卡 + 浅色主题 token（翻浅后下游组件靠变量自动变色） */
body:not(.home) main{background:#ffffff;border:1px solid rgba(20,40,90,.10);
  box-shadow:0 12px 34px rgba(20,40,90,.10);backdrop-filter:none;-webkit-backdrop-filter:none;
  --panel:#f4f7fd; --panel2:#eaf1ff; --line:rgba(20,40,90,.12);
  --text:#223253; --muted:#5b6b86; --teal:#2f6bff; --teal-d:#2a5fd0;
  color:#223253}
/* 标题统一深墨蓝（压过原「深色玻璃底白字」的 !important 规则） */
body:not(.home) main h1,body:not(.home) main h2,body:not(.home) main h3,body:not(.home) main h4,body:not(.home) main .sec-h,body:not(.home) main .subnav-group{color:#13224a !important}
/* 子页 Tab 条：描边 + 文字翻深 */
body:not(.home) .subnav{border-bottom-color:rgba(20,40,90,.14)}
body:not(.home) .subtab{color:#5b6b86}
body:not(.home) .subtab:hover{color:#13224a}
/* 白卡上原本的浅色/白色文字 → 翻深 */
body:not(.home) .lead{color:#42506d}
body:not(.home) .topic{color:#2a3a5c}
body:not(.home) .cfp-cell{color:#2a3a5c}
body:not(.home) .cfp-topic-h{color:#13224a}
body:not(.home) .cfp-subs li{color:#42506d}
body:not(.home) .pcard-name{color:#13224a}
body:not(.home) .pcard-info p{color:#2f3c57}
body:not(.home) .pcard-info strong{color:#13224a}
body:not(.home) .p-name,body:not(.home) .m-name,body:not(.home) .psp-name{color:#13224a}
body:not(.home) .psp-title{color:#223253}
body:not(.home) .psp-body strong{color:#13224a}
body:not(.home) .contact-val{color:#13224a}
body:not(.home) .contact-val a{color:var(--teal)}
/* 原本靠白色半透明做出的底色/占位块 → 翻成浅灰，保证在白卡上有边界 */
body:not(.home) tbody tr:nth-child(even){background:rgba(20,40,90,.04)}
body:not(.home) .p-photo,body:not(.home) .psp-photo{background:#e8eef9}
body:not(.home) .spk-card{background:#f4f7fd}
body:not(.home) .pcard-addr{background:#f1f5fd;border-color:rgba(20,40,90,.12);color:#2f3c57;font-style:normal}
body:not(.home) .topic:hover{background:rgba(20,40,90,.05)}
body:not(.home) .spon-logo{border:1px solid rgba(20,40,90,.10)}
/* 深蓝表头条 / teal 条（thead·.rowh·.topics-title·.tpc-bar·.dl-btn 等）在白卡上仍清晰，保留不动 */
/* 但深蓝条上的「次要文字」(muted/dim) 需翻浅，否则深底深字看不清 */
body:not(.home) .timeline .rowh{color:#fff}
body:not(.home) .timeline thead .dim{color:rgba(255,255,255,.72)}
body:not(.home) .dl-btn .dim{color:rgba(255,255,255,.8)}

/* 富文本作者模块(awards-grants / special-activities)自带「深底浅字」scoped 排版，忠实保留：
   套回深色面板浮在白卡上（整体读起来仍是一块独立模块），并还原被全局标题规则压深的标题色 */
body:not(.home) #cleo-awards-grants,
body:not(.home) #cleo-social-events{
  background:linear-gradient(135deg,#0a1f66,#102f86);
  border:1px solid rgba(255,255,255,.14);border-radius:14px;
  padding:24px 26px;color:#eef3ff;box-shadow:0 10px 28px rgba(10,24,80,.18)}
body:not(.home) #cleo-awards-grants :is(h1,h2,h3,h4),
body:not(.home) #cleo-social-events :is(h1,h2,h3,h4){color:#f2f7ff !important}
body:not(.home) #cleo-awards-grants .section-title{color:#4fe3ff !important}

/* ===== 内页页头与首页保持一致（红框区域：顶部窄条 + 菜单卡）=====
   复刻首页头部视觉：实色深蓝 header band + 悬浮深蓝圆角「菜单卡」+ 蓝色胶囊 hover/当前项 + 58px 项高。
   与首页差异仅在布局落地：首页 header 是 absolute 浮在 hero 图上，内页无 hero，故保持常规 sticky 实色 band。 */
/* header band：实色深蓝通栏（替代内页原来直接贴浅灰底的观感，和首页同色系） */
body:not(.home) .site-header{background:#223099;border-bottom:0}
/* 顶部窄条：与首页同宽（内容边对齐），去掉继承的横向 padding */
body:not(.home) .top-utils{max-width:1428px;padding-left:2px;padding-right:2px}
/* 悬浮菜单卡 + 胶囊项仅桌面端生效（窄屏走抽屉，保持基础 @media 的平条+汉堡不破坏） */
@media(min-width:921px){
  /* 菜单行：做成首页那条「悬浮深蓝圆角卡」——渐变实色 + 浅蓝描边 + 阴影浮起 + 左右留边（非通栏） */
  body:not(.home) .hd-nav{max-width:1620px;margin:6px auto 10px;padding:0 10px;
    background:linear-gradient(135deg,#123a9e,#0c2b80);border:1px solid rgba(143,180,255,.28);
    border-radius:16px;box-shadow:0 18px 44px rgba(2,10,40,.55)}
  /* 菜单项：加高到 58px、字号 16、圆角胶囊，去掉内页原来的下边框高亮 */
  body:not(.home) .nav>li>a{font-size:16px;color:#e6eeff;height:58px;padding:0 18px;
    border-bottom:0;border-radius:11px;margin:6px 2px;transition:.16s}
  body:not(.home) .nav>li>a .caret{opacity:.75}
  /* hover / 当前项：蓝色渐变胶囊 + 投影（与首页一致，替代 teal 下划线） */
  body:not(.home) .nav>li.active>a,
  body:not(.home) .nav>li>a:hover{color:#fff;border-bottom-color:transparent;
    background:linear-gradient(135deg,#2f6bff,#56b8ff);box-shadow:0 8px 20px rgba(47,107,255,.45)}
}

/* ===== Information 子页面专用（Beijing / Transportation / Visa / Traveler's Essentials）=====
   手工维护区：配合白灰浅色主题，深色字落在白卡上。新内容来自客户 2026-10 更新的四份 docx。 */

/* 景点等级徽标（AAAAA）：紧跟景点名后的青色小胶囊 */
.scenic-badge{display:inline-block;vertical-align:middle;margin-left:8px;padding:2px 9px;border-radius:999px;
  font-size:12px;font-weight:800;letter-spacing:1px;line-height:1.6;
  color:#fff;background:linear-gradient(135deg,#2f6bff,#56b8ff);box-shadow:0 3px 10px rgba(47,107,255,.35)}

/* 「加底色」板块小标题：浅蓝底 + 深蓝字的圆角条（Visa 两大板块） */
.info-band{margin:1.6em 0 .7em;padding:11px 18px;border-radius:10px;font-size:18px;font-weight:800;
  color:#13224a;background:linear-gradient(135deg,#e7eefc,#dce8fb);border:1px solid rgba(47,107,255,.22);
  border-left:4px solid var(--teal)}

/* 签证免签国家分区：地区名加粗，国家列表成块 */
.visa-region{margin:.6em 0;padding:12px 16px;border-radius:8px;background:#f5f8fe;
  border:1px solid rgba(20,40,90,.10);color:#2f3c57;line-height:1.7}
.visa-region-h{display:block;margin-bottom:4px;font-weight:800;color:#13224a}
.visa-note{margin:1em 0;padding:12px 16px;border-radius:8px;background:#fff8ec;
  border:1px solid rgba(190,140,30,.28);color:#5a4a1e}
.visa-note strong{color:#3d3110}

/* 交通小节：白卡 + 柔和投影；标题行左标题右「More Information」按钮 */
.trans-sec{margin:0 0 22px;padding:20px 22px;border-radius:12px;background:#ffffff;
  border:1px solid rgba(20,40,90,.10);box-shadow:0 8px 22px rgba(20,40,90,.08)}
.trans-sec-h{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:6px}
.trans-sec-h h3{margin:0;font-size:21px;color:#13224a}
.trans-sec-h .btn{padding:7px 16px;font-size:14px;margin-left:auto}
.trans-addr{color:#2f3c57;font-weight:600}
.trans-ic{margin-right:6px}
.venue-map{margin:16px 0 0}
.venue-map img{display:block;width:100%;max-width:1000px;margin:0 auto;border-radius:10px;
  border:1px solid rgba(20,40,90,.10);box-shadow:0 8px 22px rgba(20,40,90,.10)}
.trans-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:14px}
.trans-row{background:#f5f8fe;border:1px solid rgba(20,40,90,.08);border-radius:10px;padding:14px 16px}
.trans-row h4{margin:0 0 8px;font-size:16px;color:#13224a}
.trans-row p{margin:.45em 0;color:#2f3c57}
.trans-row ul{margin:.3em 0 .3em 1.2em;color:#2f3c57}
.trans-row li{margin:.3em 0}
.trans-row strong{color:#13224a}
.trans-dur{display:inline-block;margin-left:6px;padding:1px 9px;border-radius:999px;font-size:12px;font-weight:700;
  color:var(--teal);background:rgba(47,107,255,.10)}
@media(max-width:820px){.trans-grid{grid-template-columns:1fr}}

/* 旅行必备小节：白卡堆叠 */
.info-sec{margin:0 0 18px;padding:18px 22px;border-radius:12px;background:#ffffff;
  border:1px solid rgba(20,40,90,.10);box-shadow:0 8px 22px rgba(20,40,90,.08)}
.info-sec h3{margin:0 0 8px;font-size:20px;color:#13224a}
.info-sec p{margin:.5em 0;color:#2f3c57}
.info-sec ul,.info-sec ol{margin:.5em 0 .5em 1.3em;color:#2f3c57}
.info-sec li{margin:.35em 0}
.info-sec strong{color:#13224a}

/* 紧急电话列表：号码深蓝加粗 + 说明 */
.emg-list{list-style:none;margin:.4em 0;padding:0}
.emg-list li{display:flex;align-items:baseline;gap:12px;margin:.3em 0;color:#2f3c57}
.emg-list b{flex:none;min-width:58px;font-size:17px;color:var(--teal)}

/* ===== Registration & Accommodation 子页面专用 =====
   手工维护区：排版对齐 Transportation（白卡 + 柔和投影 + 小标识 + 突出色）。
   内容来自客户 2026-10 更新文档。复用 .info-sec/.pcard/.pc-links/.btn。 */

/* 小胶囊标识：提示(Note/Full)=琥珀、软标签(学生价/房型补充)=浅蓝 */
.tag-tip{display:inline-block;margin-right:8px;padding:1px 9px;border-radius:999px;font-size:12px;font-weight:800;
  color:#8a6414;background:#fdf1d6;border:1px solid rgba(190,140,30,.30);vertical-align:middle}
.tag-soft{display:inline-block;margin-left:8px;padding:1px 9px;border-radius:999px;font-size:12px;font-weight:700;
  color:var(--teal);background:rgba(47,107,255,.10);vertical-align:middle}

/* Registration：登录报名横幅（整图可点，圆角 + 投影 + hover 微浮） */
.reg-banner{display:block;margin:0 0 22px;border-radius:12px;overflow:hidden;
  border:1px solid rgba(20,40,90,.10);box-shadow:0 8px 22px rgba(20,40,90,.10);transition:.18s}
.reg-banner:hover{box-shadow:0 14px 32px rgba(20,40,90,.18);transform:translateY(-2px)}
.reg-banner img{display:block;width:100%}

/* 费用表：表头深蓝条(继承)，Early 列高亮，早鸟价突出，分类格竖排加粗 */
.reg-fee{width:100%;border-collapse:collapse;margin:.6em 0}
.reg-fee th{font-size:15px}
.reg-fee .th-sub{display:block;margin-top:3px;font-size:12px;font-weight:600;opacity:.82}
.reg-fee td{text-align:center;color:#2f3c57}
.reg-fee .cat{font-weight:800;color:#13224a;background:#eef3fd;font-size:15px}
.reg-fee .col-early{background:rgba(47,107,255,.08)}
.reg-fee th.col-early{background:#0f1f54}
.reg-fee .fee{color:var(--teal);font-size:18px;font-weight:800}
.reg-fee .incl{text-align:left;color:#42506d;font-size:13.5px;line-height:1.55;background:#f7faff}
.reg-note{margin:.8em 0;color:#42506d}
@media(max-width:820px){.reg-fee{font-size:12.5px}.reg-fee th{font-size:13px}}

/* 退款政策小表：100% 退=绿、不退=红 */
.reg-refund{width:auto;border-collapse:collapse;margin:.6em 0}
.reg-refund td{padding:10px 18px;color:#2f3c57}
.reg-refund td.ok{font-weight:800;color:#1f8a4c;background:rgba(31,138,76,.08)}
.reg-refund td.no{font-weight:800;color:#c0392b;background:rgba(192,57,43,.07)}

/* 现场签到时间表 */
.reg-hours{width:auto;border-collapse:collapse;margin:.6em 0}
.reg-hours td{padding:9px 18px;color:#2f3c57}
.reg-hours td:last-child{font-weight:700;color:#13224a}

/* Accommodation：酒店卡翻白 + 投影浮起，与 Transportation 卡一致 */
body:not(.home) .pcard{background:#fff;box-shadow:0 8px 22px rgba(20,40,90,.08);
  border-color:rgba(20,40,90,.10);padding:22px 24px;margin-bottom:22px;transition:.18s}
body:not(.home) .pcard:hover{box-shadow:0 14px 32px rgba(20,40,90,.14)}
/* 酒店序号圆标（紧跟名称前） */
.hotel-no{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;margin-right:10px;
  border-radius:50%;font-size:15px;font-weight:800;color:#fff;vertical-align:middle;
  background:linear-gradient(135deg,#2f6bff,#56b8ff);box-shadow:0 4px 12px rgba(47,107,255,.4)}
/* 卡内分块（Room Types / Reservation）：左侧 teal 竖条 + 浅灰底 */
.acc-block{margin:14px 0 0;padding:12px 16px;border-radius:10px;background:#f5f8fe;
  border:1px solid rgba(20,40,90,.08);border-left:3px solid var(--teal)}
.acc-block .block-h{font-size:14px;font-weight:800;color:#13224a;text-transform:uppercase;letter-spacing:.5px;margin-bottom:8px}
.acc-block p{margin:.4em 0;color:#2f3c57}
.acc-block.acc-note{background:#fff8ec;border-left-color:#e0a63a;border-color:rgba(190,140,30,.22)}
.acc-block.acc-note .block-h{color:#8a6414}
/* 房型列表：名称左、价格右成胶囊 */
.room-list{list-style:none;margin:0;padding:0}
.room-list li{display:flex;justify-content:space-between;align-items:baseline;gap:14px;
  padding:9px 0;border-bottom:1px dashed rgba(20,40,90,.12)}
.room-list li:last-child{border-bottom:0}
.room-name{color:#13224a;font-weight:600}
.room-name em{font-style:normal;color:#42506d;font-weight:400}
.room-cn{display:block;margin-top:2px;font-size:13.5px;color:#42506d;font-weight:500}
.room-price{flex:none;color:var(--teal);font-weight:800;font-size:15px;white-space:nowrap;
  background:rgba(47,107,255,.10);border-radius:999px;padding:3px 12px}
/* 预订方式标识胶囊（EN / 中文 / Tel / Email / Mgr） */
.resv-tag{display:inline-block;min-width:40px;margin-right:10px;padding:2px 10px;border-radius:6px;
  font-size:12px;font-weight:800;text-align:center;color:#13224a;background:#e7eefc;
  border:1px solid rgba(47,107,255,.2)}

/* ===== Organizing Committees：职务/人员表，每个人的照片直接排在姓名旁（不再单独成照片墙）=====
   手工维护区。左列职务（浅蓝底·深蓝加粗），右列人员：头像 + 姓名 + 单位。
   内容/照片来自客户 2026-10 更新文档（组织委员会.docx + 组织机构/*）。 */
.oc-table{width:100%;border-collapse:collapse;margin:.4em 0 8px;
  border-radius:12px;overflow:hidden;box-shadow:0 8px 22px rgba(20,40,90,.08)}
.oc-table th[scope=row]{width:240px;text-align:left;vertical-align:middle;font-weight:800;color:#13224a;
  background:#eef3fd;border:1px solid rgba(20,40,90,.10);padding:14px 16px;line-height:1.5}
.oc-table td{vertical-align:middle;color:#2f3c57;background:#fff;border:1px solid rgba(20,40,90,.10);padding:14px 16px}
/* 一个职务下的人：每行同宽的 td、同样的列轨道 → 各行人物左缘上下对齐；
   不再对 4 人行单独改列数（会让该行列宽和其它行不一致）。 */
.oc-people{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:16px 20px}
.oc-person{display:flex;align-items:flex-start;gap:14px;min-width:0}
.oc-avatar{flex:none;width:66px;height:88px;object-fit:cover;object-position:center top;border-radius:8px;
  background:#e8eef9;border:1px solid rgba(20,40,90,.10);box-shadow:0 4px 12px rgba(20,40,90,.12)}
.oc-pinfo{min-width:0;padding-top:6px}
.oc-pname{display:block;font-weight:800;font-size:16px;color:#13224a;line-height:1.35}
.oc-paff{display:block;margin-top:3px;font-size:13px;color:#42506d;line-height:1.5}
@media(max-width:760px){
  .oc-table th[scope=row]{width:130px;font-size:14px;padding:12px}
  .oc-table td{padding:12px}
  .oc-people{grid-template-columns:1fr}
  .oc-avatar{width:54px;height:72px}
  .oc-pname{font-size:15px}
}

/* ===== Presentation 页：Oral / Poster 两张大卡片（与 Transportation / Registration 同一套卡片语言）=====
   手工维护区。标题栏用主题蓝渐变着重显示；内部小节用左侧竖条小标题；表格/列表统一样式。 */
.pres-card{margin:0 0 28px;border-radius:14px;overflow:hidden;background:#fff;
  border:1px solid rgba(20,40,90,.10);box-shadow:0 10px 28px rgba(20,40,90,.10)}
.pres-card-h{display:flex;align-items:center;gap:14px;padding:18px 26px;
  background:linear-gradient(135deg,#123a9e,#2f6bff 70%,#56b8ff)}
.pres-card-h h2{margin:0;padding:0;border:0;flex:1;font-size:26px;font-weight:800;letter-spacing:.3px;line-height:1.25}
body:not(.home) .pres-card-h h2{color:#fff !important}   /* 压过全局「内页标题深墨蓝 !important」 */
.pres-ic{flex:none;display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;
  border-radius:12px;background:rgba(255,255,255,.18);font-size:23px;line-height:1}
.pres-tag{flex:none;padding:5px 14px;border-radius:999px;font-size:13px;font-weight:700;color:#fff;
  background:rgba(255,255,255,.20);border:1px solid rgba(255,255,255,.35)}
.pres-card-b{padding:22px 26px 10px}
.pres-lead{margin:0 0 20px;padding:13px 16px;border-radius:10px;background:#f5f8fe;
  border:1px solid rgba(20,40,90,.08);border-left:4px solid var(--teal);color:#2f3c57;line-height:1.7}
.pres-sub{margin:0 0 24px}
.pres-sub h3{margin:0 0 12px;font-size:18px;font-weight:800;line-height:1.3;
  padding-left:12px;border-left:4px solid var(--teal)}
body:not(.home) .pres-sub h3{color:#13224a !important}
.pres-place{display:inline-flex;align-items:center;gap:8px;margin:0 0 12px;padding:6px 14px;border-radius:999px;
  background:rgba(47,107,255,.10);color:#13224a;font-weight:700;font-size:14.5px}

/* 表格：深蓝表头 + 斑马行 + 圆角外框 */
.pres-table{width:100%;border-collapse:separate;border-spacing:0;overflow:hidden;border-radius:10px;
  border:1px solid rgba(20,40,90,.12);background:#fff}
.pres-table th{padding:11px 16px;text-align:left;font-size:14.5px;font-weight:700;color:#fff;background:#13246a;border:0}
.pres-table td{padding:11px 16px;color:#2f3c57;border:0;border-top:1px solid rgba(20,40,90,.08)}
.pres-table thead+tbody tr:first-child td{border-top:0}
.pres-table tbody tr:nth-child(even) td{background:#f5f8fe}
.pres-table td:last-child{font-weight:700;color:#13224a}
.pres-kv td:first-child{width:46%;font-weight:600;color:#13224a;background:#eef3fd}
.pres-kv tbody tr:nth-child(even) td:first-child{background:#eef3fd}
.pres-kv .tbd{display:inline-block;padding:1px 12px;border-radius:999px;font-size:12.5px;font-weight:800;
  color:#8a6414;background:#fdf1d6;border:1px solid rgba(190,140,30,.30)}

/* 列表：自带圆点徽标，每条一行浅色底 */
.content .pres-list{list-style:none;margin:0;padding:0}
.content .pres-list li{position:relative;margin:0 0 8px;padding:10px 14px 10px 40px;border-radius:9px;
  background:#f8faff;border:1px solid rgba(20,40,90,.07);color:#2f3c57;line-height:1.65}
.pres-list li::before{content:"";position:absolute;left:15px;top:17px;width:9px;height:9px;border-radius:50%;
  background:linear-gradient(135deg,#2f6bff,#56b8ff);box-shadow:0 0 0 3px rgba(47,107,255,.15)}
.pres-list li p{margin:0}
.pres-list .li-note{display:block;margin-top:3px;font-size:13.5px;color:#5b6b86}

.pres-dl{margin:6px 0 14px;padding:14px 16px;border-radius:10px;background:#f5f8fe;border:1px dashed rgba(47,107,255,.40)}
.pres-dl a{display:inline-block;font-weight:700}
.pres-dl a strong{display:inline-flex;align-items:center;gap:12px}
.pres-dl img{flex:none;box-sizing:content-box;width:20px;height:20px;padding:7px;object-fit:contain;
  border-radius:9px;background:linear-gradient(135deg,#123a9e,#2f6bff);box-shadow:0 4px 10px rgba(47,107,255,.30)}
@media(max-width:640px){
  .pres-card-h{padding:14px 16px;gap:10px;flex-wrap:wrap}
  .pres-card-h h2{font-size:21px}
  .pres-card-b{padding:16px 14px 6px}
  .pres-kv td:first-child{width:auto}
}