:root{--ink:#14213d;--ink2:#1b2a4a;--gold:#b8912f;--gold2:#d9c48a;--paper:#f7f4ee;--line:#e6e1d6;
 --text:#1f2430;--muted:#6f7280;--serif:"Songti SC","STSong","Noto Serif SC","Source Han Serif SC","Songti TC",Georgia,serif;
 --sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,sans-serif}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--sans);color:var(--text);background:#fff;line-height:1.85;-webkit-font-smoothing:antialiased}
a{color:var(--ink2);text-decoration:none}
img{max-width:100%}
.wrap{max-width:1080px;margin:0 auto;padding:0 24px}
.serif,h1,h2,h3{font-family:var(--serif);font-weight:600}
.kicker{font-family:var(--sans);font-size:11px;letter-spacing:.32em;text-transform:uppercase;color:var(--gold);margin-bottom:8px}
/* ---- 导航 ---- */
.nav{position:sticky;top:0;z-index:20;background:rgba(20,33,61,.96);backdrop-filter:blur(8px);color:#fff;border-bottom:1px solid rgba(217,196,138,.25)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{font-family:var(--serif);font-weight:600;font-size:19px;letter-spacing:.12em;color:#fff;line-height:1.2}
.brand small{display:block;font-family:var(--sans);font-weight:400;font-size:9px;letter-spacing:.28em;opacity:.6;text-transform:uppercase;margin-top:3px}
.nav nav a{color:#fff;opacity:.82;margin-left:28px;font-size:14.5px;letter-spacing:.06em;padding:6px 0;border-bottom:1px solid transparent;transition:opacity .15s,border-color .15s}
.nav nav a:hover{opacity:1}
.nav nav a.on{opacity:1;border-bottom-color:var(--gold2)}
/* ---- Hero ---- */
.hero{position:relative;color:#fff;text-align:center;padding:104px 0 96px;
 background:radial-gradient(ellipse 70% 60% at 50% -10%,rgba(184,145,47,.28),transparent 60%),linear-gradient(170deg,#14213d 0%,#22365a 100%)}
.hero:before{content:"";position:absolute;inset:0 0 auto 0;height:1px;background:linear-gradient(90deg,transparent,var(--gold2),transparent)}
.hero h1{margin:0;font-size:52px;letter-spacing:.22em;font-weight:600;line-height:1.25;text-indent:.22em}
.hero .en{margin-top:16px;font-size:11.5px;letter-spacing:.42em;color:var(--gold2);text-transform:uppercase}
.hero .rule{width:56px;height:1px;background:var(--gold2);margin:28px auto;opacity:.8}
.hero p{margin:0;font-size:15px;opacity:.78;letter-spacing:.08em}
.ph{white-space:nowrap;display:inline-block}
.hero .dot{margin:0 .9em;opacity:.6}

.btn{display:inline-block;background:var(--gold);color:var(--ink);padding:10px 26px;font-weight:600;font-size:14px;letter-spacing:.08em;transition:background .15s}
.btn:hover{background:#c9a13d}
.btn.ghost{background:transparent;border:1px solid var(--gold2);color:var(--gold2)}
.btn.ghost:hover{background:rgba(217,196,138,.1)}
/* ---- 区块标题 ---- */
.sechead{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;border-bottom:1px solid var(--line);padding-bottom:16px;margin:0 0 30px}
.sechead h2{margin:0;font-size:28px;letter-spacing:.1em;line-height:1.2}
.sechead .kicker{margin-bottom:6px}
.sechead .more{font-size:13.5px;color:var(--muted);letter-spacing:.04em;padding-bottom:4px;white-space:nowrap}
.sechead .more:hover{color:var(--gold)}
section.block{padding:72px 0 0}
section.block:last-of-type{padding-bottom:24px}
.band{background:var(--paper);border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin-top:72px;padding:72px 0}
/* ---- 关于 · 首页摘要 ---- */
.about{display:grid;grid-template-columns:1.25fr 1fr;gap:56px;align-items:start}
.about p{margin:0;font-size:16px;line-height:1.95;color:var(--text)}
.about .lead{margin-top:0}
.about .more{display:inline-block;margin-top:22px;font-size:14px;letter-spacing:.08em;border-bottom:1px solid var(--gold2);padding-bottom:2px;color:var(--ink)}
.facts{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.fact{background:#fff;border:1px solid var(--line);padding:22px 20px 18px;min-height:112px;display:flex;flex-direction:column;justify-content:flex-end}
.fact .num{font-family:var(--serif);font-size:30px;line-height:1.1;color:var(--ink);font-variant-numeric:tabular-nums;letter-spacing:.02em}
.fact .lab{font-size:12px;letter-spacing:.14em;color:var(--muted);margin-top:8px}
/* ---- 卡片 ---- */
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.card{background:#fff;border:1px solid var(--line);overflow:hidden;display:flex;flex-direction:column;transition:transform .2s,box-shadow .2s,border-color .2s}
.card:hover{transform:translateY(-3px);box-shadow:0 18px 36px rgba(20,33,61,.10);border-color:var(--gold2)}
.card .thumb{aspect-ratio:3/2;background:var(--paper);overflow:hidden}
.card .thumb img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .5s}
.card:hover .thumb img{transform:scale(1.03)}
.card .body{padding:18px 20px 22px;flex:1;display:flex;flex-direction:column}
.card .date{color:var(--gold);font-size:12px;letter-spacing:.14em;font-variant-numeric:tabular-nums}
.card h3{margin:8px 0 0;font-size:17px;line-height:1.55;font-weight:600;color:var(--ink)}
.card .ex{margin-top:10px;color:var(--muted);font-size:13.5px;line-height:1.75;
 display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
/* ---- 关于我们 页 ---- */
.pagehead{background:var(--paper);border-bottom:1px solid var(--line);padding:64px 0 48px}
.pagehead h1{margin:0;font-size:38px;letter-spacing:.14em;line-height:1.2}
.pagehead .sub{color:var(--muted);font-size:14px;margin:14px 0 0;letter-spacing:.04em}
.prose{max-width:760px}
.prose p{margin:0 0 20px;font-size:16.5px;line-height:2}
.prose p:first-child{font-size:18px;line-height:1.95;color:var(--ink)}
.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--line);background:#fff}
.timeline .t{padding:26px 22px 24px;border-left:1px solid var(--line)}
.timeline .t:first-child{border-left:0}
.timeline .term{font-size:11.5px;letter-spacing:.2em;color:var(--gold);text-transform:uppercase}
.timeline .name{font-family:var(--serif);font-size:26px;letter-spacing:.1em;margin-top:10px;color:var(--ink)}
.timeline .note{font-size:13px;color:var(--muted);margin-top:8px}
.roster{display:grid;grid-template-columns:repeat(2,1fr);grid-auto-flow:column;column-gap:56px}
.roster .row{display:grid;grid-template-columns:120px 1fr;gap:16px;padding:14px 0;border-bottom:1px solid var(--line);align-items:baseline}
.roster .role{font-size:12.5px;letter-spacing:.14em;color:var(--gold)}
.roster .names{font-family:var(--serif);font-size:17px;letter-spacing:.06em;color:var(--ink)}
.contact{display:grid;grid-template-columns:repeat(2,1fr);gap:26px}
.contact .c{border:1px solid var(--line);padding:26px 26px 24px;background:#fff}
.contact .c .k{font-size:11.5px;letter-spacing:.2em;color:var(--gold);text-transform:uppercase}
.contact .c .v{font-family:var(--serif);font-size:18px;margin-top:10px;color:var(--ink);word-break:break-all}
.contact .c .v a{color:var(--ink);border-bottom:1px solid var(--gold2)}
/* ---- 文章详情 ---- */
.art{max-width:760px;margin:0 auto;padding:56px 24px 0}
.art .kicker{margin-bottom:14px}
.art h1{font-size:32px;line-height:1.45;margin:0 0 16px;letter-spacing:.02em}
.art .meta{color:var(--muted);font-size:13px;letter-spacing:.08em;padding-bottom:22px;border-bottom:1px solid var(--line);font-variant-numeric:tabular-nums}
.art .content{margin-top:32px;font-size:16.5px;line-height:2}
.art .content img{max-width:100%;height:auto;display:block;margin:26px auto}
.art .content p,.art .content section{margin:16px 0}
.art .content span{background:transparent!important}
.artfoot{margin-top:48px;padding-top:20px;border-top:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;gap:16px;font-size:13.5px;letter-spacing:.04em}
.artfoot .orig{color:var(--muted)}
.artfoot .orig:hover{color:var(--gold)}
/* ---- 页脚 ---- */
footer{margin-top:96px;background:var(--ink);color:#fff;padding:56px 0 28px;font-size:13.5px}
footer .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.12)}
footer .fbrand{font-family:var(--serif);font-size:20px;letter-spacing:.14em}
footer .fen{color:var(--gold2);font-size:10px;letter-spacing:.3em;margin-top:6px;text-transform:uppercase}
footer .ftag{opacity:.6;margin-top:16px;letter-spacing:.1em}
footer .k{font-size:11px;letter-spacing:.24em;color:var(--gold2);text-transform:uppercase;margin-bottom:14px}
footer .cols a{display:block;color:#fff;opacity:.78;margin-bottom:9px}
footer .cols a:hover{opacity:1}
footer .bottom{display:flex;justify-content:space-between;gap:16px;padding-top:22px;font-size:12px;opacity:.5;letter-spacing:.06em;flex-wrap:wrap}
/* ---- 404 ---- */
.nf{text-align:center;padding:110px 24px 40px}
.nf .big{font-family:var(--serif);font-size:64px;color:var(--gold);line-height:1}
.nf h2{margin:14px 0 8px;font-size:24px;letter-spacing:.1em}
.nf p{color:var(--muted)}
/* ---- 响应式 ---- */
@media(max-width:900px){
 .grid{grid-template-columns:repeat(2,1fr)}
 .about{grid-template-columns:1fr;gap:36px}
 .timeline{grid-template-columns:repeat(2,1fr)}
 .timeline .t:nth-child(3){border-left:0}.timeline .t:nth-child(n+3){border-top:1px solid var(--line)}
 .roster{grid-template-columns:1fr;grid-auto-flow:row}
 footer .cols{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
 .hero{padding:64px 0 52px}.hero h1{font-size:32px;letter-spacing:.14em;text-indent:0}
 .hero h1 .gap{display:block;height:0}   /* 窄屏：两个词组各占一行，绝不从词中间断 */
 .hero .dot{display:block;height:6px;overflow:hidden;margin:0}
 /* 🔴 导航条不能锁死高度：链接在窄屏会折行，固定高度会把折下去的那行切掉 */
 .nav .wrap{height:auto;min-height:60px;padding-top:10px;padding-bottom:10px;flex-wrap:wrap}
 .brand small{display:none}.brand{font-size:16px}
 .nav nav a{margin-left:16px;font-size:13.5px}
 .sechead{flex-direction:column;align-items:flex-start;gap:6px}.sechead h2{font-size:24px}
 section.block{padding-top:52px}.band{margin-top:52px;padding:52px 0}
 .grid{grid-template-columns:1fr;gap:20px}
 .facts{gap:12px}.fact{min-height:96px;padding:18px 16px 14px}.fact .num{font-size:26px}
 .pagehead{padding:44px 0 36px}.pagehead h1{font-size:28px}
 .timeline{grid-template-columns:1fr}.timeline .t{border-left:0;border-top:1px solid var(--line)}.timeline .t:first-child{border-top:0}
 .roster .row{grid-template-columns:96px 1fr}
 .contact{grid-template-columns:1fr}
 .art{padding-top:36px}.art h1{font-size:24px}
 footer .cols{grid-template-columns:1fr;gap:28px}
 .artfoot{flex-direction:column;align-items:flex-start}
}