/* ═══ 校史馆子页面共享样式 · 江南书院风（v3 书法字体+疏朗排版）═══ */
@import url('https://fonts.googleapis.com/css2?family=Ma+Shan+Zheng&family=Noto+Serif+SC:wght@400;600;700;900&family=Noto+Sans+SC:wght@300;400;500;600;700&display=swap');
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
body{font-family:'Noto Sans SC','PingFang SC','Microsoft YaHei',sans-serif;background-color:#f5efe4;color:#2c2c2c;line-height:2.05;letter-spacing:.4px;-webkit-font-smoothing:antialiased;
  background-image:radial-gradient(rgba(45,90,61,.05) 1px,transparent 1px),radial-gradient(rgba(196,148,63,.05) 1px,transparent 1px);
  background-size:26px 26px,26px 26px;background-position:0 0,13px 13px}
:root{--green:#2d5a3d;--green-light:#3a7a4e;--green-dark:#1e3f2a;--green-deep:#123f2b;--gold:#C4943F;--gold-light:#d4a84f;--beige:#f5f0e8;--paper:#f5efe4;--white:#fff;--text:#2c2c2c;--text-gray:#8a7a6a;--text-light:#b0a090;--red:#b83a2a;--radius:14px;--shadow:0 3px 18px rgba(0,0,0,.07);--sans:'Noto Sans SC','PingFang SC','Microsoft YaHei',sans-serif;--kai:'Noto Serif SC','Songti SC',serif;
  --font-art:'Ma Shan Zheng','STLiti','华文隶书','LiSu','Noto Serif SC',serif;
  --font-serif:'Noto Serif SC','Songti SC','SimSun',serif}
@keyframes fadeUp{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}
@keyframes floatY{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}
.anim{animation:fadeUp .55s ease both}

/* ── 顶部返回栏 ── */
.hd{position:sticky;top:0;z-index:50;background:rgba(245,239,228,.94);backdrop-filter:blur(10px);border-bottom:1px solid rgba(196,148,63,.18);box-shadow:0 1px 8px rgba(45,90,61,.05)}
.hd-in{max-width:1080px;margin:0 auto;padding:14px 20px;display:flex;align-items:center;gap:12px}
.hd-back{width:36px;height:36px;border-radius:50%;border:1.5px solid var(--green);background:var(--paper);display:flex;align-items:center;justify-content:center;font-size:16px;cursor:pointer;text-decoration:none;color:var(--green);flex-shrink:0;transition:all .2s}
.hd-back:hover{background:var(--green);color:#fff;transform:scale(1.05)}
.hd-sn{font-family:var(--font-art);font-size:17px;font-weight:400;color:var(--green);letter-spacing:3px}
.hd-mo{font-size:11px;color:var(--text-light);letter-spacing:2px}
.hd-r{margin-left:auto;display:flex;gap:8px}
.hd-link{font-size:13px;color:var(--text-gray);text-decoration:none;padding:6px 14px;border:1px solid rgba(196,148,63,.3);border-radius:16px;transition:all .2s}
.hd-link:hover{color:var(--green);border-color:var(--green);background:rgba(196,148,63,.08)}

/* ── 页头（水纹+印章装饰）── */
.hero{background:linear-gradient(135deg,var(--green-dark) 0%,var(--green-light) 100%);color:#fff;text-align:center;padding:58px 20px 52px;position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;inset:0;
  background:radial-gradient(circle at 18% 28%,rgba(255,255,255,.07) 0,transparent 42%),radial-gradient(circle at 82% 72%,rgba(196,148,63,.16) 0,transparent 42%)}
.hero::after{content:'';position:absolute;left:0;right:0;bottom:-2px;height:34px;opacity:.5;
  background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 40' preserveAspectRatio='none'%3E%3Cpath d='M0,20 C150,0 300,40 450,20 C600,0 750,40 900,20 C1050,0 1200,30 1200,20 L1200,40 L0,40 Z' fill='%23f5efe4'/%3E%3C/svg%3E") no-repeat center/cover}
.hero .icon{font-size:46px;margin-bottom:10px;position:relative;display:inline-block;animation:floatY 3s ease-in-out infinite}
.hero h1{font-family:var(--font-art);font-size:34px;font-weight:700;letter-spacing:3px;position:relative;text-shadow:0 2px 8px rgba(0,0,0,.2)}
.hero .sub{font-size:15px;opacity:.78;margin-top:8px;letter-spacing:1px;position:relative}
.hero .rule{width:64px;height:3px;background:linear-gradient(90deg,transparent,var(--gold),transparent);border-radius:2px;margin:18px auto 0;position:relative}
.hero .rule::before,.hero .rule::after{content:'◆';position:absolute;top:-9px;font-size:10px;color:var(--gold);opacity:.9}
.hero .rule::before{left:-14px}.hero .rule::after{right:-14px}

/* ── 内容区 ── */
.wrap{max-width:1080px;margin:0 auto;padding:34px 20px 64px}
.sec-title{font-family:var(--font-art);font-size:25px;font-weight:400;color:var(--text);display:flex;align-items:center;gap:12px;margin-bottom:22px;letter-spacing:3px}
.sec-title::before{content:'◆';font-size:12px;color:var(--gold);animation:floatY 2.6s ease-in-out infinite}
.sec-title::after{content:'';flex:1;height:1px;background:linear-gradient(90deg,rgba(196,148,63,.5),transparent);margin-left:6px}
.sec-sub{font-size:13.5px;color:var(--text-gray);margin:-12px 0 20px 22px}

/* ── 空态占位 ── */
.placeholder{border:2px dashed rgba(196,148,63,.45);border-radius:var(--radius);padding:52px 24px;text-align:center;background:rgba(255,255,255,.55);margin-bottom:18px;position:relative}
.placeholder::before{content:'';position:absolute;top:-6px;left:24px;right:24px;height:2px;background:linear-gradient(90deg,transparent,rgba(196,148,63,.35),transparent)}
.placeholder .pi{font-size:44px;margin-bottom:12px;display:inline-block;animation:floatY 3s ease-in-out infinite}
.placeholder .pt{font-family:var(--font-art);font-size:18px;font-weight:400;color:var(--green);margin-bottom:8px;letter-spacing:2px}
.placeholder .pd{font-size:13.5px;color:var(--text-light);line-height:1.9}

/* ── 卡片（金色顶线装饰）── */
.grid{display:grid;gap:22px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
@media(max-width:760px){.g2,.g3{grid-template-columns:1fr}}
.card{background:var(--white);border-radius:var(--radius);border:1px solid rgba(196,148,63,.14);box-shadow:var(--shadow);padding:26px;transition:transform .25s,box-shadow .25s;position:relative;overflow:hidden}
.card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--gold),rgba(196,148,63,.15))}
.card:hover{transform:translateY(-3px);box-shadow:0 8px 28px rgba(45,90,61,.12)}

/* ── 时间轴 ── */
.tl{position:relative;padding-left:36px}
.tl::before{content:'';position:absolute;left:11px;top:8px;bottom:8px;width:2px;background:linear-gradient(var(--gold),rgba(196,148,63,.15))}
.tl-node{position:relative;padding-bottom:32px}
.tl-node:last-child{padding-bottom:0}
.tl-dot{position:absolute;left:-36px;top:6px;width:22px;height:22px;border-radius:50%;background:var(--white);border:3px solid var(--gold);box-shadow:0 0 0 5px rgba(196,148,63,.16);transition:all .25s}
.tl-node:hover .tl-dot{background:var(--gold);box-shadow:0 0 0 7px rgba(196,148,63,.2)}
.tl-year{font-family:var(--font-art);font-size:19px;font-weight:700;color:var(--gold)}
.tl-ev{font-size:15.5px;font-weight:600;color:var(--text);margin:3px 0 5px}
.tl-dsc{font-size:14px;color:var(--text-gray);line-height:2;letter-spacing:.5px}

/* ── 荣誉/人物/捐赠卡片 ── */
.honor{border-left:4px solid var(--gold);background:var(--white);border-radius:10px;padding:20px 22px;box-shadow:var(--shadow);display:flex;gap:14px;align-items:center;transition:transform .2s;border-top:1px solid rgba(196,148,63,.1);border-right:1px solid rgba(196,148,63,.1);border-bottom:1px solid rgba(196,148,63,.1)}
.honor:hover{transform:translateY(-2px)}
.honor .h-icon{font-size:30px;flex-shrink:0;animation:floatY 3s ease-in-out infinite}
.honor .h-year{font-size:12px;color:var(--gold);font-weight:600;letter-spacing:1px}
.honor .h-name{font-size:16px;font-weight:600;color:var(--text)}
.honor .h-desc{font-size:13.5px;color:var(--text-gray);margin-top:3px;line-height:1.95}
.person{text-align:center;background:var(--white);border-radius:var(--radius);padding:28px 18px;box-shadow:var(--shadow);border:1px solid rgba(196,148,63,.14);position:relative;transition:transform .25s}
.person::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,transparent,var(--gold),transparent)}
.person:hover{transform:translateY(-4px)}
.person .p-av{width:84px;height:84px;border-radius:50%;background:linear-gradient(135deg,var(--green),var(--green-light));color:#fff;display:flex;align-items:center;justify-content:center;font-size:32px;margin:0 auto 12px;font-family:var(--font-art);box-shadow:0 4px 14px rgba(45,90,61,.3);border:3px solid rgba(196,148,63,.35);transition:transform .25s}
.person:hover .p-av{transform:scale(1.06)}
.person .p-name{font-family:var(--font-art);font-size:18px;font-weight:400;letter-spacing:2px}
.person .p-role{font-size:12px;color:var(--gold);margin:3px 0 10px}
.person .p-desc{font-size:13.5px;color:var(--text-gray);line-height:2}
.mag{background:var(--white);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;border:1px solid rgba(196,148,63,.14);transition:transform .25s}
.mag:hover{transform:translateY(-3px)}
.mag .m-cov{height:150px;background:linear-gradient(135deg,var(--green),var(--green-light));display:flex;align-items:center;justify-content:center;font-size:46px;color:rgba(255,255,255,.5)}
.mag .m-bd{padding:16px 18px}
.mag .m-name{font-size:16px;font-weight:600}
.mag .m-meta{font-size:12px;color:var(--text-light);margin-top:3px}
.donate{background:var(--white);border-radius:var(--radius);padding:22px 24px;box-shadow:var(--shadow);border:1px solid rgba(196,148,63,.14);display:flex;gap:16px;align-items:center;position:relative;overflow:hidden;transition:transform .25s}
.donate:hover{transform:translateY(-2px)}
.donate::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--gold),rgba(196,148,63,.15))}
.donate .d-amount{font-family:var(--font-art);font-size:22px;font-weight:700;color:var(--gold);white-space:nowrap}
.donate .d-name{font-size:16px;font-weight:600}
.donate .d-desc{font-size:13.5px;color:var(--text-gray)}

/* ── 段落排版 ── */
.article p{font-size:16px;color:#444;margin-bottom:20px;text-align:justify;line-height:2.1;letter-spacing:.6px}
.article p:first-child::first-letter{font-family:var(--font-art);font-size:40px;font-weight:700;color:var(--green);float:left;line-height:1;margin:5px 10px 0 0}
.article .lead{font-size:17px;color:var(--text);line-height:2.15}
.article strong{color:var(--green)}
.kv{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:8px}
@media(max-width:760px){.kv{grid-template-columns:1fr}}
.kv .kv-i{background:var(--white);border-radius:10px;padding:18px 20px;box-shadow:var(--shadow);border:1px solid rgba(196,148,63,.14);position:relative;transition:transform .2s}
.kv .kv-i:hover{transform:translateY(-2px)}
.kv .kv-i::before{content:'◆';position:absolute;top:14px;right:16px;font-size:9px;color:rgba(196,148,63,.5)}
.kv .kv-t{font-size:13px;color:var(--gold);font-weight:600;margin-bottom:5px;letter-spacing:1px}
.kv .kv-v{font-size:15px;color:var(--text);line-height:2}

/* ── 页脚 ── */
.footer{background:var(--green-dark);color:rgba(255,255,255,.85);padding:34px 20px;text-align:center;position:relative}
.footer::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,transparent,var(--gold),transparent)}
.footer .fm{font-family:var(--font-art);font-size:18px;font-weight:400;letter-spacing:6px;margin-bottom:8px}
.footer .fm::before,.footer .fm::after{content:'◆';font-size:9px;color:var(--gold);vertical-align:middle;margin:0 10px}
.footer .fs{font-size:12px;opacity:.55;letter-spacing:2px}
.footer .fb{font-size:11px;opacity:.35;margin-top:12px}

/* ═══ v4 · 数字校史馆内页统一视觉 ═══ */
html{scroll-behavior:smooth}
body{min-height:100vh;background:#f3ecdf;color:#292a27}
.hd{background:rgba(249,245,236,.96);border-bottom-color:rgba(133,98,45,.18)}
.hd-in{max-width:1280px;min-height:72px;padding:11px 28px}
.hd-back{width:42px;height:42px;background:#fffaf0;box-shadow:0 5px 16px rgba(33,67,46,.08);font-size:22px}
.hd-sn{font-family:var(--font-serif);font-size:19px;font-weight:800;letter-spacing:4px}
.hd-mo{margin-top:-2px;color:#8f816e}
.hd-link{padding:7px 17px;background:rgba(255,255,255,.56)}

.hero{min-height:340px;padding:62px 20px 56px;display:flex;flex-direction:column;align-items:center;justify-content:center;background-image:linear-gradient(90deg,rgba(26,52,37,.91),rgba(29,82,55,.74) 48%,rgba(73,56,30,.76)),url('../images/museum-hero-history-modern-v2.jpg');background-size:cover;background-position:center 43%;border-bottom:1px solid rgba(172,132,66,.35)}
.hero::before{background:linear-gradient(180deg,rgba(255,255,255,.04),rgba(8,33,22,.2)),radial-gradient(circle at 50% 32%,rgba(255,244,212,.18),transparent 36%)}
.hero::after{display:none}
.hero .icon{width:58px;height:58px;border:1px solid rgba(255,229,169,.54);border-radius:50%;display:flex;align-items:center;justify-content:center;background:rgba(255,249,232,.11);backdrop-filter:blur(8px);font-size:29px;margin-bottom:14px;box-shadow:0 10px 30px rgba(0,0,0,.16)}
.hero h1{font-family:var(--font-serif);font-size:48px;font-weight:900;letter-spacing:10px}
.hero .sub{font-size:15px;letter-spacing:4px;color:#f2e4c9;opacity:.92}

.museum-module-nav{position:relative;z-index:12;margin-top:-22px;padding:0 20px}
.museum-module-nav-in{max-width:1360px;margin:0 auto;padding:10px;background:rgba(255,252,244,.96);border:1px solid rgba(173,133,76,.2);border-radius:18px;box-shadow:0 14px 34px rgba(57,43,21,.13);display:grid;grid-template-columns:repeat(8,1fr);gap:6px}
.museum-module-link{height:56px;border-radius:11px;display:flex;align-items:center;justify-content:center;gap:8px;color:#665b4c;text-decoration:none;font-size:14px;white-space:nowrap;transition:.2s}
.museum-module-link span{font-family:var(--font-serif);font-size:10px;color:#b59867}
.museum-module-link:hover{background:#efe5d3;color:var(--green)}
.museum-module-link.active{background:linear-gradient(135deg,var(--green),#1d6945);color:#fff;box-shadow:0 6px 16px rgba(29,93,62,.22)}
.museum-module-link.active span{color:#d9c598}

.wrap{max-width:1380px;padding:38px 38px 96px}
.museum-crumb{display:flex;align-items:center;gap:10px;color:#998b78;font-size:12px;margin:2px 0 22px}
.museum-crumb a{color:var(--green);text-decoration:none}
.museum-crumb b{font-weight:400;color:#c5b9a7}
.sec-title{font-family:var(--font-serif);font-size:31px;font-weight:800;color:#243b2e;margin-top:8px;margin-bottom:26px}
.sec-title::before{width:7px;height:25px;border-radius:6px;background:linear-gradient(var(--gold),#8c632d);content:'';animation:none}
.card,.kv .kv-i,.honor,.person,.mag,.donate,.ask-box,.ans-card,.g-item{border-color:rgba(159,121,60,.18)!important;box-shadow:0 10px 32px rgba(67,49,23,.075)!important}
.card{padding:40px 46px;border-radius:18px;background:rgba(255,253,248,.94)}
.card::before{height:4px}
.article p{font-size:17px;color:#4a463f;line-height:2.2}
.person{padding:32px 22px;background:linear-gradient(180deg,#fffdf8,#faf4e9)}
.honor,.donate{background:linear-gradient(110deg,#fffdf8,#f8f0e3)}
.placeholder{background:rgba(255,252,245,.68);border-style:solid;border-width:1px;padding:46px 24px}
.footer{padding:40px 20px;background:#123f2b}
.site-nav{position:relative;z-index:80}
.site-footer{margin-top:0;min-height:128px}
.site-footer .finfo{font-size:14px}

@media(max-width:980px){
  .museum-module-nav-in{grid-template-columns:repeat(4,1fr)}
  .hero{min-height:290px}.hero h1{font-size:38px}
}
@media(max-width:620px){
  .hd-in{padding:10px 14px}.hd-mo{display:none}.hd-link{padding:5px 9px;font-size:11px}.hd-sn{font-size:15px;letter-spacing:1px}
  .hero{min-height:238px;padding:40px 16px}.hero h1{font-size:29px;letter-spacing:4px}.hero .sub{font-size:12px;letter-spacing:2px}
  .museum-module-nav{padding:0 10px}.museum-module-nav-in{grid-template-columns:repeat(2,1fr);border-radius:12px}
  .museum-module-link{height:42px;font-size:12px}
  .wrap{padding:24px 15px 60px}.card{padding:23px 20px}.sec-title{font-size:23px}
}