/* 念青小筑 2026 */
:root{--bg:#fbf8ea;--ink:#222;--text:#333;--muted:#7d776a;--accent:#1f6f6b;--accent-dark:#175451;--line:#e3dcc4;--card:#fff}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.95 "PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC","Source Han Sans SC",sans-serif}
a{color:var(--accent);text-decoration:none}
a:hover{color:var(--accent-dark);text-decoration:underline}
img{max-width:100%;height:auto}
.serif,h1,h2,h3,.logo{font-family:"Songti SC","STSong","Noto Serif SC","Source Han Serif SC","SimSun",serif}
.wrap{width:min(1440px,100%);margin:0 auto;padding:40px clamp(20px,5vw,96px)}
header.site{display:flex;justify-content:space-between;align-items:baseline;flex-wrap:wrap;gap:12px}
.logo{font-size:24px;font-weight:700;letter-spacing:4px;color:var(--accent)}
.logo:hover{text-decoration:none}
nav.site{margin-left:auto}
nav.site a{margin-left:26px;font-size:14px}
nav.site a.on{font-weight:600;border-bottom:2px solid var(--accent);padding-bottom:4px}
nav.site a:hover{text-decoration:none;border-bottom:2px solid var(--line)}
.hero{padding:80px 0 52px;border-bottom:1px solid var(--line)}
.kicker{font-size:13px;letter-spacing:6px;color:var(--muted);margin-bottom:16px}
.hero h1{font-weight:700;font-size:52px;line-height:1.3;margin:0 0 24px;letter-spacing:6px;color:var(--ink)}
.hero p,.prose p{max-width:960px;margin:0 0 14px;text-indent:2em}
.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(32px,5vw,88px);align-items:center;padding:52px 0;border-bottom:1px solid var(--line)}
.split img{width:100%;border:1px solid var(--line);background:#fff}
.dl{padding:20px 0;border-top:1px solid var(--line);display:grid;grid-template-columns:1fr auto;column-gap:20px;align-items:center}
.dl:last-of-type{border-bottom:1px solid var(--line)}
.dl .name{font-size:18px;font-weight:500;color:var(--accent);line-height:1.6}
.dl .meta{font-size:13px;color:#666;line-height:1.7}
.btn{display:inline-block;background:var(--accent);color:#fff!important;padding:8px 28px;font-size:14px;border-radius:3px;line-height:1.6}
.btn:hover{background:var(--accent-dark);text-decoration:none}
.section{padding:44px 0;border-bottom:1px solid var(--line)}
.section h2,.doc h2.title{font-size:22px;color:var(--ink);margin:0 0 18px;letter-spacing:2px}
ul.plain{list-style:none;padding:0;margin:0}
ul.plain li{padding:6px 0}
.note{font-size:14px;color:var(--muted)}
.warn{font-size:14px;color:#8a4b2a}
footer.site{font-size:12px;color:#888;padding-top:24px;margin-top:8px;text-align:center;line-height:2}
footer.site a{color:#888}
/* 内页：旧版内容排版 */
.doc{background:var(--card);border:1px solid var(--line);padding:40px 48px;margin-top:40px}
.doc .crumb{font-size:12px;color:var(--muted);margin-bottom:20px}
.doc table{max-width:100%;border-collapse:collapse;background:none!important}
.doc table[border="1"] td,.doc table[border="1"] th{border:1px solid var(--line);padding:6px 12px}
.doc td,.doc th{padding:4px 6px;vertical-align:top;background:none!important}
.doc table[border="1"]:has(table)>tbody>tr>td,.doc table[border="1"]:not(:has(tr + tr))>tbody>tr>td{border:0}
.doc table[border="1"]:not(:has(tr + tr)):not(:has(table)){border-bottom:1px solid var(--line);width:100%}
.doc>p:first-child:empty,.doc br:first-child{display:none}
.doc p{margin:0 0 12px}
.doc font{font-family:inherit!important}
.doc .subjecttitle,.doc .bigtitle{font-family:"Songti SC","STSong","Noto Serif SC","SimSun",serif;font-weight:700;color:var(--ink)}
.doc .toptitlenew{color:var(--accent)}
.doc img{border:0}
.doc pre,.doc code{background:#f6f3e6;font-size:14px;padding:2px 6px;border-radius:3px;white-space:pre-wrap}
@media (max-width:760px){
 .wrap{padding:24px 20px}
 nav.site a{margin:0 16px 0 0}
 .hero{padding:48px 0 36px}.hero h1{font-size:38px}
 .split{grid-template-columns:1fr;gap:28px}
 .doc{padding:24px 18px}
 .doc table,.doc tbody,.doc tr,.doc td{display:block;width:100%!important}
 .doc table[border="1"] tr{display:table-row}.doc table[border="1"] td{display:table-cell;width:auto!important}
}
.doc table{border:0}
.doc table[border="1"] table td,.doc table[border="1"] table th{border:0}
.doc table[border="1"]:has(table){border-bottom:1px solid var(--line);width:100%}
.h2{font-size:22px;margin:0 0 14px;color:var(--ink);letter-spacing:2px}
.dl-row .h2{margin-bottom:6px}
.shot{display:block;justify-self:end}
.shot img{display:block;width:auto;max-width:100%;border:1px solid var(--line);background:#fff}
.split.prose p{max-width:none}
.split:not(.dl-row):not(.prose){align-items:start}
@media (max-width:760px){.shot{justify-self:stretch}.shot img{width:100%}}
.shot.left{justify-self:start}