/* 文库 SSR 页面（list.php / doc.php）共用样式 */
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;background:#f5f7fb;color:#1f2937;min-height:100vh}
a{text-decoration:none;color:inherit}
.topbar{background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);padding:16px 20px;color:#fff;display:flex;align-items:center;gap:14px}
.topbar a{color:#fff;opacity:.92;white-space:nowrap;font-size:14px}
.topbar a:hover{opacity:1}
.topbar h1{font-size:18px;font-weight:800;flex:1}
.wrap{max-width:1080px;margin:0 auto;padding:16px}
.crumb{font-size:13px;color:#8a8a9e;margin-bottom:12px}
.crumb a{color:#667eea}
/* 筛选 */
.fb{background:#fff;border-radius:14px;padding:4px 16px 10px;box-shadow:0 2px 10px rgba(31,41,55,.05);margin-bottom:14px}
.fr{display:flex;align-items:flex-start;gap:8px;padding:10px 0;border-bottom:1px solid #f2f3f7}
.fr:last-child{border-bottom:none}
.fl{flex-shrink:0;width:52px;font-size:13px;color:#8a8a9e;font-weight:600;padding-top:5px}
.ft{display:flex;flex-wrap:wrap;gap:7px;flex:1}
.tg{padding:4px 12px;border-radius:999px;font-size:13px;color:#4b5563;background:#f3f4f8;border:1px solid transparent;white-space:nowrap}
.tg:hover{background:#e8eaf6;color:#667eea}
.tg.on{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;font-weight:600}
.tg .n{font-size:11px;opacity:.72;margin-left:2px}
/* 工具条 */
.bar{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:8px;margin-bottom:10px}
.bar .info{font-size:13px;color:#6b7280}
.bar .info b{color:#667eea}
.sorts{display:flex;gap:6px}
.so{padding:4px 12px;border-radius:8px;font-size:12.5px;color:#6b7280;background:#fff;border:1px solid #eef0f5}
.so.on{color:#667eea;border-color:#c7d2fe;background:#eef2ff;font-weight:600}
/* 列表 */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:10px}
.dc{background:#fff;border:1px solid #eef0f5;border-radius:12px;padding:13px 15px;display:flex;gap:11px;align-items:flex-start;transition:all .16s}
.dc:hover{border-color:#c7d2fe;transform:translateY(-2px);box-shadow:0 6px 18px rgba(99,102,241,.12)}
.ico{width:38px;height:38px;border-radius:9px;flex-shrink:0;display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:800;color:#fff;text-transform:uppercase}
.ico.doc{background:linear-gradient(135deg,#4a90d9,#357abd)}.ico.ppt{background:linear-gradient(135deg,#f0803c,#e06a28)}
.ico.pdf{background:linear-gradient(135deg,#e05252,#c73e3e)}.ico.xls{background:linear-gradient(135deg,#3aa876,#2c8a5f)}
.ico.img{background:linear-gradient(135deg,#9b6ddb,#7f4fc9)}.ico.file{background:linear-gradient(135deg,#8a94a6,#6b7587)}
.dcb{flex:1;min-width:0}
.dcn{font-size:14px;font-weight:600;color:#1f2937;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.dcm{display:flex;flex-wrap:wrap;gap:5px;margin-top:7px}
.bdg{font-size:11px;padding:1px 7px;border-radius:5px;background:#eef2ff;color:#667eea}
.bdg.g{background:#e7f7ee;color:#0a7d43}.bdg.t{background:#fff2e8;color:#d4691e}.bdg.a{background:#fdf2f8;color:#be185d}
.dcf{font-size:11.5px;color:#9ca3af;margin-top:6px}
/* 分页 */
.pg{display:flex;justify-content:center;gap:6px;margin:22px 0 8px;flex-wrap:wrap}
.pg a,.pg span{min-width:36px;height:36px;display:inline-flex;align-items:center;justify-content:center;border:1px solid #eef0f5;background:#fff;border-radius:9px;font-size:13.5px;color:#4b5563;padding:0 10px}
.pg .cur{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border-color:transparent;font-weight:700}
/* 详情 */
.det{display:grid;grid-template-columns:1fr 300px;gap:16px;align-items:start}
.dcard{background:#fff;border-radius:16px;padding:24px 26px;box-shadow:0 2px 12px rgba(31,41,55,.05)}
.dtitle{font-size:21px;font-weight:800;line-height:1.5;color:#111827}
.dmeta{display:flex;flex-wrap:wrap;gap:7px;margin:14px 0}
.dinfo{width:100%;border-collapse:collapse;font-size:13.5px;margin:14px 0}
.dinfo th{width:96px;text-align:left;color:#8a8a9e;font-weight:500;padding:7px 8px 7px 0;border-bottom:1px solid #f4f5f9;vertical-align:top}
.dinfo td{padding:7px 0;border-bottom:1px solid #f4f5f9;color:#374151}
.dlbtn{display:inline-flex;align-items:center;justify-content:center;gap:6px;width:100%;padding:12px;border:none;border-radius:12px;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;font-size:15px;font-weight:700;cursor:pointer;margin-top:6px}
.dlbtn:hover{filter:brightness(1.07)}
.side{display:flex;flex-direction:column;gap:14px;position:sticky;top:16px}
.sc{background:#fff;border-radius:14px;padding:16px 18px;box-shadow:0 2px 12px rgba(31,41,55,.05)}
.sc h3{font-size:15px;font-weight:800;margin-bottom:10px}
.rl{display:block;padding:8px 0;border-bottom:1px solid #f4f5f9;font-size:13px;color:#374151;line-height:1.5}
.rl:last-child{border-bottom:none}
.rl:hover{color:#667eea}
.rl .v{font-size:11px;color:#b0b7c3;margin-top:2px}
.pv{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:12px}
.pv img{width:100%;border-radius:8px;border:1px solid #eef0f5}
.guide{background:#fffdf5;border:1px solid #f2ead0;border-radius:12px;padding:12px 16px;font-size:12.5px;color:#8a6d1f;line-height:1.8;margin-top:14px}
.guide b{color:#6b5310}
.guide a{color:#0b57d0;font-weight:600}
.foot{max-width:1080px;margin:0 auto;padding:18px 16px 40px;font-size:12.5px;color:#9ca3af;text-align:center}
.foot a{color:#667eea}
@media(max-width:860px){.det{grid-template-columns:1fr}.side{position:static}.grid{grid-template-columns:1fr}.dcard{padding:18px}}