:root{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",system-ui,sans-serif;color:#233b32;background:#f6f6f2;font-synthesis:none}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0}a{color:inherit}button,input,select{font:inherit}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip-link{position:absolute;left:12px;top:-60px;background:#fff;padding:10px 15px;z-index:30}.skip-link:focus{top:12px}.topbar{height:76px;background:#173b34;color:#f3f6f1;border-bottom:1px solid #2e5449;position:sticky;top:0;z-index:10}.topbar-inner{height:100%;max-width:1700px;margin:auto;padding:0 38px;display:flex;align-items:center;justify-content:space-between}.brand{text-decoration:none;display:flex;align-items:center;gap:12px}.seal,.side-mark{display:grid;place-items:center;font:25px "Songti SC",serif;width:36px;height:36px;border:1px solid #c8b18c;color:#e8d5b3;transform:rotate(-3deg)}.brand-name{font:26px "Songti SC",serif;letter-spacing:3px;white-space:nowrap}.brand-name small{font:9px system-ui,sans-serif;letter-spacing:2px;color:#b6cbbd;vertical-align:middle;margin-left:10px}.top-actions{display:flex;gap:24px;align-items:center;font-size:13px}.top-actions>a{text-decoration:none;color:#e1ece3}.top-actions>a:hover{text-decoration:underline}.language-control select{border:1px solid #668579;border-radius:6px;color:#ecf4ee;background:#23483e;padding:8px 24px 8px 10px;cursor:pointer}.layout{display:grid;grid-template-columns:280px minmax(0,1fr);min-height:calc(100dvh - 76px);max-width:1700px;margin:auto}.sidebar{border-right:1px solid #e0e7dd;background:#f1f3ed;padding:34px 22px 30px 38px;display:flex;flex-direction:column;min-height:calc(100dvh - 76px)}.sidebar-top{display:flex;flex-direction:column;gap:4px;margin-bottom:26px}.eyebrow{font-size:10px;letter-spacing:2.5px;font-weight:700;color:#a0835b}.sidebar-top strong{font:27px "Songti SC",serif;letter-spacing:2px}.nav-group{margin-bottom:20px}.nav-group h3{font-size:10px;text-transform:uppercase;letter-spacing:2px;color:#7d8f81;margin:0 0 7px;padding:0 10px}.nav-group button{display:flex;width:100%;align-items:center;text-align:left;border:0;background:transparent;padding:9px 10px;border-radius:7px;color:#50645a;font-size:13px;cursor:pointer;line-height:1.4}.nav-group button:hover,.nav-group button.active{background:#dce8dd;color:#204f3b}.nav-group button.active{font-weight:700}.sidebar-foot{margin-top:auto;border-top:1px solid #dce4da;padding-top:26px;display:flex;align-items:center;gap:12px}.side-mark{color:#8a765c;border-color:#b9aa91;font-size:18px;width:29px;height:29px;flex:0 0 auto}.sidebar-foot p{font:12px "Songti SC",serif;color:#849285;margin:0}.content{min-width:0;background:#fff}.content-inner{max-width:1100px;padding:52px 60px 28px;margin:0 auto}.hero{background:linear-gradient(115deg,#eef3eb 0%,#f8f7ef 75%);border:1px solid #e3e9dc;border-radius:20px;padding:42px 48px;position:relative;overflow:hidden}.hero:after{content:"世";position:absolute;right:38px;top:-41px;font:220px "Songti SC",serif;color:#d8e5d7;opacity:.45;pointer-events:none}.hero>*{position:relative;z-index:1}.hero h1{font:clamp(30px,3.5vw,48px)/1.35 "Songti SC",serif;letter-spacing:1px;max-width:650px;margin:20px 0 13px;color:#173b34}.hero p{max-width:600px;color:#5f7467;line-height:1.9;font-size:14px;margin:0}.search-wrap{height:53px;max-width:560px;margin-top:30px;background:#fff;border:1px solid #d5e1d6;border-radius:10px;display:flex;align-items:center;box-shadow:0 8px 25px #1b49310c}.search-wrap:focus-within{border-color:#477b60;box-shadow:0 0 0 3px #bedac47a}.search-wrap>span{font:30px Georgia,serif;color:#72937b;margin-left:16px}.search-wrap input{border:0;outline:0;background:transparent;flex:1;min-width:0;padding:12px 10px;color:#203f30}.search-wrap kbd{font:12px system-ui;color:#9aab9e;border:1px solid #e4e9e2;border-radius:5px;margin-right:13px;padding:2px 6px}.quick-links{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin:24px 0 50px}.quick-card{border:1px solid #e1e9df;background:#fff;border-radius:12px;min-height:118px;text-align:left;padding:19px;cursor:pointer;transition:transform .15s,border-color .15s,box-shadow .15s}.quick-card:hover{transform:translateY(-2px);border-color:#97baa0;box-shadow:0 12px 25px #1b493112}.quick-card .icon{font-size:20px;color:#97754c}.quick-card strong{display:block;font-size:15px;color:#234c39;margin:9px 0 3px}.quick-card span:last-child{color:#819188;font-size:11px}.article-heading{display:flex;align-items:end;justify-content:space-between;gap:20px;padding-bottom:28px;border-bottom:1px solid #e5ebe3;scroll-margin-top:105px}.article-heading h2{font:36px "Songti SC",serif;margin:12px 0 8px}.article-heading p{color:#667b6d;line-height:1.85;margin:0;font-size:14px}.action-link{display:inline-flex;flex:0 0 auto;background:#23523e;color:#fff;text-decoration:none;padding:12px 17px;border-radius:7px;font-size:13px;align-items:center;gap:6px}.action-link:after{content:"↗";font-size:17px}.action-link:hover{background:#173b34}.article-body{padding:12px 0 54px;color:#334c3e}.article-body h3{font:23px "Songti SC",serif;color:#1e4834;margin:35px 0 13px}.article-body p{line-height:1.95;color:#536a5a;margin:9px 0 17px;font-size:14px}.article-body ol,.article-body ul{margin:0;padding-left:25px}.article-body li{padding:7px 0;line-height:1.8;font-size:14px}.article-body li::marker{color:#a7885a;font-weight:700}.article-body .note{background:#f2f6ef;border-left:3px solid #6d9972;padding:15px 19px;border-radius:0 8px 8px 0;color:#3d6047;margin:25px 0;line-height:1.8;font-size:13px}.article-body .warning{background:#faf6ed;border-color:#b99a5c;color:#725b37}.article-body a{color:#24654a;text-underline-offset:3px}.article-footer{display:flex;justify-content:space-between;align-items:center;gap:20px;border-radius:12px;background:#f4f6f1;padding:22px 26px;margin-bottom:55px}.article-footer span{font-weight:700;color:#244536;font-size:14px}.article-footer p{color:#79877a;font-size:12px;margin:7px 0 0}.article-footer a{color:#27644a;text-decoration:none;font-size:13px;white-space:nowrap}.footer{display:flex;justify-content:space-between;border-top:1px solid #edf0ea;padding:25px 0;color:#93a195;font-size:11px;letter-spacing:1px}.footer a{text-decoration:none}.mobile-menu{display:none}.empty-search{color:#738477;font-size:13px;padding:10px}
@media(max-width:1080px){.content-inner{padding:35px 38px 25px}.layout{grid-template-columns:240px minmax(0,1fr)}.sidebar{padding-left:25px}.hero{padding:36px}.quick-links{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:760px){.topbar{height:66px}.topbar-inner{padding:0 18px}.brand-name{font-size:22px}.brand-name small{display:none}.top-actions{gap:10px}.top-actions>a{font-size:12px}.layout{display:block}.sidebar{display:none;position:fixed;top:66px;bottom:0;left:0;width:min(82vw,300px);min-height:0;z-index:9;box-shadow:12px 0 35px #173b3440;overflow:auto}.sidebar.open{display:flex}.content-inner{padding:22px 18px}.mobile-menu{display:block;margin:0 0 16px}.mobile-menu button{border:1px solid #dce7dd;background:#fff;color:#355a42;border-radius:7px;padding:8px 12px;font-size:13px}.hero{padding:28px 23px;border-radius:14px}.hero:after{right:-15px;top:0;font-size:150px}.hero h1{font-size:33px;margin-top:14px}.hero p{font-size:13px}.search-wrap{margin-top:23px}.quick-links{gap:10px;margin-bottom:37px}.quick-card{padding:14px;min-height:105px}.article-heading{display:block}.article-heading h2{font-size:30px}.article-heading p{font-size:13px}.action-link{margin-top:20px}.article-body{padding-bottom:35px}.article-footer{display:block;padding:20px}.article-footer a{display:inline-block;margin-top:15px}.footer{gap:10px;flex-wrap:wrap}}
@media(max-width:420px){.quick-links{grid-template-columns:1fr}.top-actions>a{max-width:75px;text-align:right;line-height:1.3}}