:root{
  --crimson:#8E0E13;        /* 主红：KV深绛红 */
  --crimson-deep:#4A0709;   /* 暗酒红 */
  --crimson-dark:#2B0506;   /* 近黑红 */
  --red-bright:#C31A1F;     /* 亮红 */
  --gold:#E9A83C;           /* 鎏金 */
  --gold-bright:#F6C563;    /* 亮金 */
  --ivory:#FBF5EB;          /* 米白底 */
  --ink:#2E211C;            /* 正文墨色 */
  --ink-soft:#6E5A50;       /* 次级文字 */
  --serif:'Noto Serif SC',serif;
  --sans:'Noto Sans SC',sans-serif;
  --cond:'Barlow Condensed',var(--sans);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
}
body{font-family:var(--sans);color:var(--ink);background:var(--ivory);line-height:1.75;font-size:16px}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
:focus-visible{outline:3px solid var(--gold);outline-offset:2px}

/* ---------- 导航 ---------- */
.nav{position:fixed;top:0;left:0;right:0;z-index:100;background:linear-gradient(180deg,rgba(43,5,6,.92),rgba(43,5,6,.82));backdrop-filter:blur(10px);border-bottom:1px solid rgba(233,168,60,.28)}
.nav-inner{max-width:1200px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;padding:0 24px;height:64px}
.nav-brand{display:flex;align-items:center;gap:12px;color:#fff;white-space:nowrap;flex-shrink:0}
.nav-brand .mark{font-family:var(--cond);font-weight:700;font-size:26px;letter-spacing:.04em;background:linear-gradient(90deg,var(--gold-bright),#F08A3C);-webkit-background-clip:text;background-clip:text;color:transparent}
.nav-brand .name{font-size:14px;color:rgba(255,255,255,.85);letter-spacing:.08em;border-left:1px solid rgba(233,168,60,.4);padding-left:12px}
.nav-links{display:flex;gap:2px;list-style:none;flex-wrap:nowrap}
.nav-links a{display:block;padding:8px 9px;font-size:14px;white-space:nowrap;color:rgba(255,255,255,.88);border-radius:4px;transition:color .2s,background .2s}
@media (max-width:1280px){.nav-brand .name{display:none}}
.nav-links a:hover{color:var(--gold-bright);background:rgba(233,168,60,.12)}
.nav-toggle{display:none;background:none;border:none;color:var(--gold-bright);font-size:26px;cursor:pointer;padding:6px}
@media (max-width:900px){
  .nav-toggle{display:block}
  .nav-links{display:none;position:absolute;top:64px;left:0;right:0;flex-direction:column;background:rgba(43,5,6,.97);padding:12px 24px 20px;gap:2px;border-bottom:1px solid rgba(233,168,60,.3)}
  .nav-links.open{display:flex}
  .nav-brand .name{display:none}
}

/* ---------- 主视觉 ---------- */
.hero{position:relative;margin-top:64px;background:var(--crimson-dark)}
.hero img.kv{width:100%;height:auto}
.hero-bar{background:linear-gradient(90deg,var(--crimson-deep),var(--crimson) 45%,var(--crimson-deep));border-top:1px solid rgba(233,168,60,.35);color:#fff}
.hero-bar-inner{max-width:1200px;margin:0 auto;padding:22px 24px;display:flex;flex-wrap:wrap;align-items:center;gap:16px 40px;justify-content:space-between}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px 36px}
.hero-meta .item{display:flex;flex-direction:column;gap:2px}
.hero-meta .k{font-size:12px;letter-spacing:.25em;color:var(--gold);text-transform:uppercase}
.hero-meta .v{font-family:var(--serif);font-weight:700;font-size:19px}
.btn{display:inline-block;padding:12px 34px;font-size:16px;font-weight:500;letter-spacing:.12em;border-radius:3px;transition:transform .2s,box-shadow .2s}
.btn-gold{background:linear-gradient(135deg,var(--gold-bright),var(--gold));color:var(--crimson-dark);box-shadow:0 4px 18px rgba(233,168,60,.4)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(233,168,60,.55)}

/* ---------- 章节通用 ---------- */
.section{padding:88px 24px}
.section-inner{max-width:1200px;margin:0 auto}
.sec-head{margin-bottom:52px}
.sec-eyebrow{font-family:var(--cond);font-weight:600;font-size:15px;letter-spacing:.35em;color:var(--crimson);text-transform:uppercase;display:flex;align-items:center;gap:14px}
.sec-eyebrow::before{content:"";width:34px;height:2px;background:linear-gradient(90deg,var(--gold),transparent)}
.sec-title{font-family:var(--serif);font-weight:900;font-size:clamp(28px,4vw,42px);color:var(--crimson-deep);margin-top:10px;letter-spacing:.02em}
.sec-sub{margin-top:10px;color:var(--ink-soft);max-width:720px}
/* 金色缎带分隔 */
.ribbon{display:block;width:100%;height:60px}

/* ---------- 关于 ---------- */
.about-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:56px;align-items:start}
.about-text p{margin-bottom:1.2em;text-align:justify}
.about-theme{font-family:var(--serif);font-weight:900;font-size:clamp(24px,3vw,32px);color:var(--crimson);letter-spacing:.15em;margin:8px 0 20px}
.about-theme small{display:block;font-family:var(--sans);font-weight:400;font-size:15px;color:var(--ink-soft);letter-spacing:.08em;margin-top:6px}
.fact-list{display:grid;gap:1px;background:rgba(142,14,19,.15);border:1px solid rgba(142,14,19,.15)}
.fact{background:var(--ivory);padding:20px 24px;display:flex;gap:18px;align-items:baseline}
.fact .n{font-family:var(--cond);font-weight:700;font-size:34px;color:var(--crimson);min-width:64px;line-height:1}
.fact .t{font-size:15px;color:var(--ink)}
@media (max-width:900px){.about-grid{grid-template-columns:1fr}}

/* ---------- 日程 ---------- */
.sec-agenda{background:linear-gradient(180deg,var(--crimson-dark),var(--crimson-deep) 30%,var(--crimson-dark));color:#F4E7D3}
.sec-agenda .sec-title{color:#fff}
.sec-agenda .sec-eyebrow{color:var(--gold-bright)}
.sec-agenda .sec-sub{color:rgba(244,231,211,.75)}
.day-tabs{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:40px}
.day-tab{flex:1;min-width:180px;background:rgba(255,255,255,.05);border:1px solid rgba(233,168,60,.3);color:#F4E7D3;padding:16px 20px;cursor:pointer;text-align:left;font-family:var(--sans);transition:background .25s,border-color .25s}
.day-tab .d{font-family:var(--cond);font-weight:700;font-size:26px;letter-spacing:.05em;display:block;line-height:1.15}
.day-tab .l{font-size:13px;opacity:.8}
.day-tab.active{background:linear-gradient(135deg,rgba(233,168,60,.22),rgba(233,168,60,.08));border-color:var(--gold);color:var(--gold-bright)}
.day-panel{display:none}
.day-panel.active{display:block}
.venue-tag{display:inline-block;font-size:13px;letter-spacing:.2em;color:var(--gold-bright);border:1px solid rgba(233,168,60,.5);padding:4px 14px;margin-bottom:6px}
.host-line{font-size:14px;color:rgba(244,231,211,.7);margin-bottom:26px}
.tl{list-style:none;border-left:2px solid rgba(233,168,60,.35);margin-left:8px}
.tl li{position:relative;padding:0 0 26px 30px}
.tl li::before{content:"";position:absolute;left:-7px;top:8px;width:12px;height:12px;border-radius:50%;background:var(--crimson-dark);border:2px solid var(--gold)}
.tl .time{font-family:var(--cond);font-weight:600;font-size:17px;letter-spacing:.06em;color:var(--gold-bright)}
.tl .what{font-weight:500;font-size:17px;color:#fff;margin-top:2px}
.tl .who{font-size:14.5px;color:rgba(244,231,211,.78);margin-top:2px}
.tl .tag{display:inline-block;font-size:12px;color:var(--gold-bright);border:1px solid rgba(233,168,60,.45);padding:1px 10px;margin-right:8px;vertical-align:2px}
.tl .highlight{background:linear-gradient(90deg,rgba(233,168,60,.14),transparent);border-left:3px solid var(--gold);padding:12px 16px;margin-top:4px}
.agenda-note{margin-top:26px;font-size:13.5px;color:rgba(244,231,211,.6)}

/* ---------- 分论坛 ---------- */
.forum-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.forum-card{position:relative;background:#fff;border:1px solid rgba(142,14,19,.14);padding:34px 30px 30px;overflow:hidden;transition:transform .25s,box-shadow .25s}
.forum-card:hover{transform:translateY(-4px);box-shadow:0 16px 40px rgba(74,7,9,.14)}
.forum-card::after{content:"";position:absolute;left:0;top:0;width:100%;height:4px;background:linear-gradient(90deg,var(--crimson),var(--gold))}
.forum-card .no{font-family:var(--serif);font-weight:900;font-size:15px;color:var(--gold);letter-spacing:.3em}
.forum-card h3{font-family:var(--serif);font-weight:700;font-size:21px;color:var(--crimson-deep);margin:10px 0 12px;line-height:1.5}
.forum-card p{font-size:14.5px;color:var(--ink-soft)}
@media (max-width:800px){.forum-grid{grid-template-columns:1fr}}

/* ---------- 行业重点工作 ---------- */
.sec-init{background:linear-gradient(160deg,var(--crimson-dark) 0%,var(--crimson-deep) 45%,#3a0f05 100%);color:#F4E7D3;position:relative;overflow:hidden}
.sec-init::before{content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(233,168,60,.14),transparent 65%)}
.sec-init .sec-title{color:#fff}
.sec-init .sec-eyebrow{color:var(--gold-bright)}
.init-headline{font-family:var(--serif);font-weight:900;font-size:clamp(22px,3vw,34px);color:var(--gold-bright);line-height:1.5;margin-bottom:18px}
.init-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:start;position:relative}
.init-text p{margin-bottom:1.1em;text-align:justify;color:rgba(244,231,211,.88);font-size:15.5px}
.init-miles{display:grid;gap:0;border-left:2px solid rgba(233,168,60,.4)}
.init-mile{padding:0 0 22px 24px;position:relative}
.init-mile::before{content:"";position:absolute;left:-7px;top:6px;width:12px;height:12px;border-radius:50%;background:var(--crimson-dark);border:2px solid var(--gold)}
.init-mile .y{font-family:var(--cond);font-weight:700;font-size:22px;color:var(--gold-bright);line-height:1.2}
.init-mile .t{font-weight:500;color:#fff;font-size:15.5px}
.init-mile .d{font-size:13.5px;color:rgba(244,231,211,.7);margin-top:2px}
.init-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:rgba(233,168,60,.3);border:1px solid rgba(233,168,60,.3);margin:44px 0 0}
.init-stat{background:rgba(43,5,6,.72);padding:24px 20px}
.init-stat .n{font-family:var(--cond);font-weight:700;font-size:38px;color:var(--gold-bright);line-height:1.1}
.init-stat .n small{font-size:18px}
.init-stat .t{font-size:13px;color:rgba(244,231,211,.8);margin-top:4px;line-height:1.6}
.init-experts{margin-top:44px;padding:28px 32px;background:rgba(233,168,60,.08);border:1px solid rgba(233,168,60,.35)}
.init-experts .h{font-family:var(--serif);font-weight:700;font-size:19px;color:#fff;margin-bottom:6px}
.init-experts .s{font-size:13.5px;color:rgba(244,231,211,.7);margin-bottom:16px}
.chip-row{display:flex;flex-wrap:wrap;gap:8px}
.chip{font-size:13px;padding:5px 14px;border:1px solid rgba(233,168,60,.4);color:#F4E7D3;border-radius:2px;background:rgba(43,5,6,.4)}
.chip b{color:var(--gold-bright);font-weight:600}
@media (max-width:1000px){.init-grid{grid-template-columns:1fr}.init-stats{grid-template-columns:repeat(2,1fr)}}

/* ---------- 嘉宾 ---------- */
.sp-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.sp{background:#fff;border:1px solid rgba(142,14,19,.12);padding:30px 24px;text-align:center;transition:transform .25s,box-shadow .25s}
.sp:hover{transform:translateY(-4px);box-shadow:0 14px 34px rgba(74,7,9,.12)}
.sp .avatar{width:78px;height:78px;margin:0 auto 16px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-family:var(--serif);font-weight:900;font-size:26px;color:#fff;background:radial-gradient(circle at 30% 25%,var(--red-bright),var(--crimson-deep));border:2px solid var(--gold);letter-spacing:.05em}
.sp .nm{font-family:var(--serif);font-weight:700;font-size:20px;color:var(--crimson-deep)}
.sp .role{font-size:12.5px;letter-spacing:.15em;color:var(--gold);margin:2px 0 8px;text-transform:uppercase;font-weight:500}
.sp .org{font-size:13.5px;color:var(--ink-soft);line-height:1.6}
@media (max-width:1000px){.sp-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:520px){.sp-grid{grid-template-columns:1fr}}

/* ---------- 参会信息 ---------- */
.sec-info{background:#fff}
.info-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.info-card{border:1px solid rgba(142,14,19,.14);padding:32px 28px;background:var(--ivory)}
.info-card h3{font-family:var(--serif);font-weight:700;font-size:19px;color:var(--crimson);margin-bottom:12px;display:flex;align-items:center;gap:10px}
.info-card h3::before{content:"";width:8px;height:8px;background:var(--gold);transform:rotate(45deg);flex:none}
.info-card p,.info-card li{font-size:14.5px;color:var(--ink-soft)}
.info-card ul{list-style:none}
.info-card li{padding:4px 0 4px 16px;position:relative}
.info-card li::before{content:"·";position:absolute;left:2px;color:var(--gold);font-weight:700}
@media (max-width:900px){.info-grid{grid-template-columns:1fr}}

/* ---------- 页脚 ---------- */
.footer{background:var(--crimson-dark);color:rgba(244,231,211,.75);padding:56px 24px 32px;border-top:3px solid var(--gold)}
.footer-inner{max-width:1200px;margin:0 auto}
.footer-top{display:flex;flex-wrap:wrap;gap:32px;justify-content:space-between;align-items:flex-start;padding-bottom:32px;border-bottom:1px solid rgba(233,168,60,.2)}
.footer .org-block .t{font-size:12px;letter-spacing:.25em;color:var(--gold);margin-bottom:10px}
.footer .org-block .v{font-family:var(--serif);font-weight:700;font-size:18px;color:#fff}
.footer .logo-wrap{background:#fff;padding:10px 16px;border-radius:4px;display:inline-block}
.footer .logo-wrap img{height:34px;width:auto}
.footer-bottom{padding-top:22px;font-size:13px;display:flex;flex-wrap:wrap;gap:8px 32px;justify-content:space-between}
.footer-beian{margin-top:14px;padding-top:14px;border-top:1px solid rgba(233,168,60,.15);display:flex;flex-wrap:wrap;gap:6px 20px;justify-content:center;font-size:12px}
.footer-beian a{color:rgba(244,231,211,.6);display:inline-flex;align-items:center;gap:6px;transition:color .2s}
.footer-beian a:hover{color:var(--gold)}
.footer-beian img{width:14px;height:14px;display:inline-block}

/* ---------- 展览 ---------- */
.sec-expo{background:linear-gradient(180deg,var(--crimson-deep),var(--crimson-dark));color:#F4E7D3}
.sec-expo .sec-title{color:#fff}
.sec-expo .sec-eyebrow{color:var(--gold-bright)}
.sec-expo .sec-sub{color:rgba(244,231,211,.75)}
.expo-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.expo-card{background:rgba(255,255,255,.05);border:1px solid rgba(233,168,60,.3);padding:32px 28px;transition:border-color .25s,background .25s}
.expo-card:hover{border-color:var(--gold);background:rgba(233,168,60,.09)}
.expo-card .ico{font-family:var(--serif);font-weight:900;font-size:15px;letter-spacing:.3em;color:var(--gold-bright);display:flex;align-items:center;gap:12px;margin-bottom:14px}
.expo-card .ico::before{content:"";width:22px;height:2px;background:var(--gold)}
.expo-card h3{font-family:var(--serif);font-weight:700;font-size:20px;color:#fff;margin-bottom:10px}
.expo-card p,.expo-card li{font-size:14.5px;color:rgba(244,231,211,.8)}
.expo-card ul{list-style:none}
.expo-card li{padding:3px 0 3px 16px;position:relative}
.expo-card li::before{content:"·";position:absolute;left:2px;color:var(--gold-bright);font-weight:700}
.expo-cta{margin-top:36px;text-align:center}
.expo-cta .hint{display:block;margin-top:12px;font-size:13px;color:rgba(244,231,211,.6)}
@media (max-width:900px){.expo-grid{grid-template-columns:1fr}}

/* ---------- 历届回顾 ---------- */
.hist-track{display:grid;grid-template-columns:repeat(6,1fr);gap:0;border-top:2px solid rgba(142,14,19,.2);position:relative}
.hist-item{padding:30px 18px 0;position:relative}
.hist-item::before{content:"";position:absolute;top:-7px;left:18px;width:12px;height:12px;border-radius:50%;background:var(--ivory);border:2px solid var(--crimson)}
.hist-item .yr{font-family:var(--cond);font-weight:700;font-size:32px;color:var(--crimson);line-height:1}
.hist-item .ed{font-size:12px;letter-spacing:.25em;color:var(--gold);font-weight:500;margin:4px 0 8px}
.hist-item .city{font-family:var(--serif);font-weight:700;font-size:18px;color:var(--ink)}
.hist-item .desc{font-size:13px;color:var(--ink-soft);margin-top:6px;line-height:1.7}
.hist-item.now{background:linear-gradient(180deg,rgba(233,168,60,.12),transparent)}
.hist-item.now::before{background:var(--gold);border-color:var(--gold);box-shadow:0 0 0 5px rgba(233,168,60,.25)}
.hist-item.now .yr{color:var(--gold);font-size:38px}
.hist-item.now .city{color:var(--crimson)}
@media (max-width:1000px){.hist-track{grid-template-columns:repeat(2,1fr);border-top:none;border-left:2px solid rgba(142,14,19,.2)}
  .hist-item{padding:0 0 30px 24px}
  .hist-item::before{top:6px;left:-7px}}
@media (max-width:520px){.hist-track{grid-template-columns:1fr}}
/* 历届现场照片 */
.hist-gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:48px}
.hist-photo{position:relative;overflow:hidden;background:var(--crimson-dark)}
.hist-photo img{width:100%;height:220px;object-fit:cover;display:block;transition:transform .4s ease}
.hist-photo:hover img{transform:scale(1.05)}
.hist-photo .cap{position:absolute;left:0;right:0;bottom:0;padding:26px 14px 10px;background:linear-gradient(180deg,transparent,rgba(43,5,6,.88));color:#fff;font-size:13px;display:flex;align-items:baseline;gap:8px}
.hist-photo .cap .y{font-family:var(--cond);font-weight:700;font-size:19px;color:var(--gold-bright)}
@media (max-width:1000px){.hist-gallery{grid-template-columns:repeat(2,1fr)}}
@media (max-width:520px){.hist-gallery{grid-template-columns:1fr}.hist-photo img{height:200px}}
.hist-stats{display:flex;flex-wrap:wrap;gap:16px 56px;margin-top:48px;padding:30px 34px;background:linear-gradient(135deg,var(--crimson),var(--crimson-deep));color:#fff}
.hist-stats .st .n{font-family:var(--cond);font-weight:700;font-size:42px;color:var(--gold-bright);line-height:1.1}
.hist-stats .st .t{font-size:13.5px;color:rgba(255,255,255,.85)}
.hist-stats .note{flex-basis:100%;font-size:12.5px;color:rgba(255,255,255,.6)}
/* 历届嘉宾徽标 */
.sp .edition{display:inline-block;font-size:11.5px;letter-spacing:.15em;color:var(--crimson);border:1px solid rgba(142,14,19,.35);padding:2px 10px;margin-top:10px}
.legacy-head{margin:64px 0 30px;display:flex;align-items:baseline;gap:18px;flex-wrap:wrap}
.legacy-head h3{font-family:var(--serif);font-weight:900;font-size:24px;color:var(--crimson-deep)}
.legacy-head span{font-size:13.5px;color:var(--ink-soft)}

/* ---------- 历年演讲嘉宾（手风琴） ---------- */
.yr-list{display:grid;gap:12px}
.yr-item{background:#fff;border:1px solid rgba(142,14,19,.14);transition:border-color .25s,box-shadow .25s}
.yr-item:hover{border-color:rgba(142,14,19,.3)}
.yr-item.open{border-color:var(--gold);box-shadow:0 10px 30px rgba(74,7,9,.08)}
.yr-row{display:flex;align-items:center;gap:22px;padding:16px 26px;cursor:pointer;user-select:none;background:none;border:none;width:100%;text-align:left;font-family:var(--sans)}
.yr-row .y{font-family:var(--cond);font-weight:700;font-size:34px;color:var(--crimson);line-height:1;min-width:82px;letter-spacing:.02em}
.yr-item.open .yr-row .y{color:var(--gold)}
.yr-meta{display:flex;flex-direction:column}
.yr-row .ed{font-family:var(--serif);font-weight:700;font-size:17px;color:var(--ink)}
.yr-row .cnt{font-size:13px;color:var(--ink-soft);margin-top:1px}
.yr-row .spacer{flex:1}
.yr-row .ico{width:34px;height:34px;flex:none;border:1px solid rgba(142,14,19,.3);border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--crimson);font-size:20px;font-weight:300;line-height:1;transition:transform .3s,background .3s,color .3s,border-color .3s}
.yr-item.open .yr-row .ico{transform:rotate(45deg);background:linear-gradient(135deg,var(--gold-bright),var(--gold));color:var(--crimson-dark);border-color:var(--gold)}
.yr-panel{display:grid;grid-template-rows:0fr;transition:grid-template-rows .45s ease}
.yr-item.open .yr-panel{grid-template-rows:1fr}
.yr-panel>div{overflow:hidden}
.yr-panel .pad{padding:8px 26px 30px;border-top:1px solid rgba(142,14,19,.1)}
.yr-panel .topic{font-size:13.5px;color:var(--ink-soft);margin:14px 0 0}
.yr-panel .sp-grid{margin-top:20px}
.yr-panel .sp{background:var(--ivory)}
.course-item{display:block;text-decoration:none}
.course-item:hover{border-color:var(--gold);box-shadow:0 10px 30px rgba(74,7,9,.08)}
.course-row{display:flex;align-items:center;gap:22px;padding:16px 26px;width:100%;font-family:var(--sans)}
.course-row .y{font-family:var(--cond);font-weight:700;font-size:34px;color:var(--crimson);line-height:1;min-width:82px;letter-spacing:.02em;transition:color .25s}
.course-item:hover .course-row .y{color:var(--gold)}
.course-row .ed{font-family:var(--serif);font-weight:700;font-size:17px;color:var(--ink)}
.course-row .cnt{font-size:13px;color:var(--ink-soft);margin-top:1px}
.course-row .spacer{flex:1}
.course-row .ico{width:34px;height:34px;flex:none;border:1px solid rgba(142,14,19,.3);border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--crimson);font-size:18px;line-height:1;transition:background .3s,color .3s,border-color .3s}
.course-item:hover .course-row .ico{background:linear-gradient(135deg,var(--gold-bright),var(--gold));color:var(--crimson-dark);border-color:var(--gold)}
@media(max-width:600px){.course-row{gap:14px;padding:14px 16px}.course-row .y{font-size:28px;min-width:60px}}
.sp .talk{font-size:12.5px;color:var(--ink-soft);line-height:1.7;text-align:left;margin-top:12px;padding-top:10px;border-top:1px dashed rgba(142,14,19,.18)}
.sp-report-wrap{text-align:right;margin-top:16px}
.sp-report{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:500;color:var(--crimson);border:1px solid var(--gold);border-radius:999px;padding:6px 16px;background:linear-gradient(180deg,#fff,rgba(233,168,60,.08));cursor:pointer;font-family:var(--sans);letter-spacing:.02em;transition:all .25s;box-shadow:0 1px 3px rgba(142,14,19,.08)}
.sp-report svg{width:13px;height:13px}
.sp-report:hover{background:linear-gradient(135deg,var(--gold-bright),var(--gold));color:var(--crimson-dark);border-color:var(--gold);box-shadow:0 5px 14px rgba(233,168,60,.4);transform:translateY(-1px)}
.pdf-modal{position:fixed;inset:0;z-index:200;background:rgba(43,5,6,.85);backdrop-filter:blur(4px);display:none;align-items:center;justify-content:center;padding:24px}
.pdf-modal.open{display:flex}
.pdf-modal-box{background:#fff;width:min(1000px,96vw);height:min(90vh,900px);border-radius:6px;overflow:hidden;display:flex;flex-direction:column;box-shadow:0 30px 80px rgba(0,0,0,.5);border:2px solid var(--gold)}
.pdf-modal-bar{display:flex;align-items:center;justify-content:space-between;padding:11px 18px;background:var(--crimson-deep);color:#F4E7D3;font-family:var(--serif);font-weight:700;font-size:15px}
.pdf-modal-close{background:none;border:none;color:#F4E7D3;font-size:26px;line-height:1;cursor:pointer;padding:0 4px}
.pdf-modal-close:hover{color:var(--gold-bright)}
.pdf-pages{flex:1;overflow-y:auto;background:#525659;padding:16px;text-align:center}
.pdf-page{display:block;margin:0 auto 14px;box-shadow:0 2px 12px rgba(0,0,0,.4);max-width:100%;background:#fff;user-select:none;-webkit-user-select:none;pointer-events:none}
.pdf-loading{color:#F4E7D3;padding:48px 20px;font-size:14px;font-family:var(--sans)}
@media (max-width:520px){
  .yr-row{gap:14px;padding:14px 16px}
  .yr-row .y{font-size:28px;min-width:60px}
  .yr-panel .pad{padding:8px 14px 24px}
}

/* ---------- 展商logo墙 ---------- */
.expo-logos{margin-top:56px}
.expo-logos .lw-title{font-family:var(--serif);font-weight:700;font-size:20px;color:#fff;display:flex;align-items:center;gap:16px;margin-bottom:8px}
.expo-logos .lw-title::after{content:"";flex:1;height:1px;background:linear-gradient(90deg,rgba(233,168,60,.5),transparent)}
.expo-logos .lw-sub{font-size:13px;color:rgba(244,231,211,.6);margin-bottom:24px}
.logo-wall{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.logo-tile{background:rgba(251,245,235,.96);min-height:86px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;padding:14px 10px;border-radius:3px;transition:transform .25s,box-shadow .25s}
.logo-tile:hover{transform:translateY(-3px);box-shadow:0 10px 26px rgba(0,0,0,.35)}
.logo-tile .zh{font-family:var(--serif);font-weight:900;font-size:19px;color:var(--crimson-deep);letter-spacing:.1em}
.logo-tile .en{font-family:var(--cond);font-weight:600;font-size:11px;letter-spacing:.22em;color:var(--ink-soft);text-transform:uppercase}
.logo-tile.more{background:transparent;border:1px dashed rgba(233,168,60,.5)}
.logo-tile.more .zh{color:var(--gold-bright);font-size:15px;font-weight:700}
@media (max-width:900px){.logo-wall{grid-template-columns:repeat(2,1fr)}}

/* ---------- 联系方式 ---------- */
.sec-contact{background:linear-gradient(180deg,var(--crimson-dark),var(--crimson-deep))}
.sec-contact .sec-title{color:#fff}
.sec-contact .sec-eyebrow{color:var(--gold-bright)}
.contact-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.contact-card{background:rgba(255,255,255,.05);border:1px solid rgba(233,168,60,.3);padding:26px 24px;color:#F4E7D3;transition:border-color .25s,background .25s}
.contact-card:hover{border-color:var(--gold);background:rgba(233,168,60,.09)}
.contact-card .duty{font-size:12px;letter-spacing:.25em;color:var(--gold-bright);margin-bottom:10px}
.contact-card .nm{font-family:var(--serif);font-weight:700;font-size:20px;color:#fff}
.contact-card .row{font-size:14px;margin-top:10px;color:rgba(244,231,211,.85);word-break:break-all}
.contact-card .row a:hover{color:var(--gold-bright)}
.contact-reg{margin-top:32px;padding:26px 32px;border:1px solid rgba(233,168,60,.4);background:rgba(233,168,60,.07);display:flex;flex-wrap:wrap;gap:16px 40px;align-items:center;justify-content:space-between;color:#F4E7D3}
.contact-reg .t{font-family:var(--serif);font-weight:700;font-size:19px;color:#fff}
.contact-reg .d{font-size:13.5px;color:rgba(244,231,211,.75);margin-top:4px}
@media (max-width:1000px){.contact-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:520px){.contact-grid{grid-template-columns:1fr}}

/* ---------- 双一流院长 ---------- */
.dean-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:30px}
.dean{background:#fff;border:1px solid rgba(142,14,19,.12);overflow:hidden;transition:transform .25s,box-shadow .25s;display:flex;flex-direction:column}
.dean:hover{transform:translateY(-4px);box-shadow:0 14px 34px rgba(74,7,9,.12)}
.dean .photo{height:180px;display:flex;align-items:center;justify-content:center;background:radial-gradient(circle at 50% 30%,var(--red-bright),var(--crimson-deep))}
.dean .photo img{width:100%;height:100%;object-fit:cover}
.dean .photo .mono{width:92px;height:92px;border-radius:50%;border:2px solid var(--gold);display:flex;align-items:center;justify-content:center;font-family:var(--serif);font-weight:900;font-size:34px;color:#fff;background:rgba(255,255,255,.06)}
.dean .body{padding:20px 22px 22px;flex:1;display:flex;flex-direction:column}
.dean .school{display:flex;align-items:center;gap:10px;min-height:40px;margin-bottom:12px;padding-bottom:12px;border-bottom:1px solid rgba(142,14,19,.1)}
.dean .school img{max-height:34px;max-width:150px;object-fit:contain}
.dean .school .chip-dark{background:linear-gradient(135deg,var(--crimson),var(--crimson-deep));padding:5px 10px;border-radius:3px;display:flex;align-items:center}
.dean .school .chip-dark img{height:24px;width:auto;max-width:none}
.dean .school .sn{font-family:var(--serif);font-weight:700;font-size:15px;color:var(--ink)}
.dean .nm{font-family:var(--serif);font-weight:700;font-size:21px;color:var(--crimson-deep)}
.dean .role{font-size:13.5px;color:var(--ink-soft);margin-top:4px;line-height:1.6}
.dean .uni{font-size:12px;letter-spacing:.18em;color:var(--gold);font-weight:500;margin-top:auto;padding-top:10px}
@media (max-width:1000px){.dean-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:520px){.dean-grid{grid-template-columns:1fr}}

/* 滚动浮现 */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}

/* 头像照片（后台上传后生效） */
.sp .avatar img{width:100%;height:100%;object-fit:cover;border-radius:50%}