:root{--bg:#1B120E;--header:#21150F;--panel:#2D1E17;--panel2:#38251B;--gold:#FCD36F;--light:#FCEC85;--orange:#E98319;--title:#FFF4D6;--body:#F0DFC2;--muted:#D2B99A;--line:rgba(252,211,111,.18);--footer:#120C09}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--body);font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.8}a{color:inherit;text-decoration:none}a:hover,a:focus-visible{color:var(--light)}a:focus-visible,button:focus-visible{outline:2px solid var(--gold);outline-offset:3px}button{font:inherit;cursor:pointer}img{max-width:100%}.container{width:min(100% - 48px,1180px);margin-inline:auto}.site-header{position:sticky;top:0;z-index:30;background:rgba(33,21,15,.97);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}.header-inner{min-height:70px;display:flex;align-items:center;gap:24px}.brand{display:flex;align-items:center;flex:0 0 auto;min-width:0}.brand img{height:38px;width:auto;max-width:190px;object-fit:contain}.brand-text{font-size:21px;line-height:1.15;font-weight:800;letter-spacing:2px;color:var(--gold);white-space:nowrap}.brand-text small{display:block;font-size:9px;letter-spacing:3px;font-weight:600;color:var(--muted)}.desktop-nav{display:flex;align-items:stretch;gap:22px;margin-left:auto;min-height:70px;white-space:nowrap}.desktop-nav a{display:flex;align-items:center;position:relative;font-size:14px;color:#f4e5cd}.desktop-nav a.is-current{color:var(--gold)}.desktop-nav a.is-current:after{content:"";height:2px;background:var(--gold);position:absolute;bottom:0;left:0;right:0}.primary-btn{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:0 20px;border-radius:999px;background:linear-gradient(135deg,#FCEC85 0%,#FCD36F 55%,#F19D40 100%);color:#1B120E;font-weight:700;text-decoration:none;white-space:nowrap}.primary-btn:hover,.primary-btn:focus-visible{color:#1B120E;filter:brightness(1.06)}.register-btn{margin-left:auto;min-width:78px}.menu-toggle{display:none}.menu-overlay{display:none}.mobile-panel{position:fixed;top:0;left:0;bottom:0;width:min(86vw,330px);z-index:52;background:#2D1E17;overflow-y:auto;overscroll-behavior:contain;transform:translateX(-105%);visibility:hidden;transition:transform .2s ease,visibility .2s;border-right:1px solid var(--line);padding:20px}.mobile-panel.is-open{transform:translateX(0);visibility:visible}.menu-overlay.is-open{display:block;position:fixed;inset:0;background:rgba(0,0,0,.62);z-index:51}.panel-top{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);padding-bottom:12px;color:var(--gold)}.menu-close{border:0;background:none;color:var(--title);font-size:30px;line-height:1}.panel-group{padding:15px 0;border-bottom:1px solid var(--line)}.panel-group h2{font-size:14px;letter-spacing:1px;margin:0 0 7px;color:var(--gold)}.panel-group a{display:block;padding:7px 5px;font-size:15px}.panel-group a.is-current{color:var(--gold);border-left:2px solid var(--gold);padding-left:9px}.locked{overflow:hidden}.page-intro{padding:36px 0 20px}.breadcrumb{font-size:13px;color:var(--muted);margin-bottom:12px}.breadcrumb a{color:var(--gold)}h1,h2,h3{color:var(--title);line-height:1.4;margin-top:0}h1{font-size:34px;letter-spacing:.015em;margin-bottom:15px}h2{font-size:25px}h3{font-size:19px}p{margin:0 0 16px}.lead{max-width:820px;font-size:17px;color:var(--body)}.eyebrow{font-size:12px;font-weight:700;letter-spacing:1px;color:var(--gold)}.subnav,.quick-nav,.related-links{display:flex;flex-wrap:wrap;gap:8px 12px}.subnav a,.quick-nav a,.related-links a{color:var(--gold);font-size:14px;padding:5px 10px;border:1px solid var(--line);border-radius:6px}.subnav{margin:18px 0 10px}.section{padding:28px 0 34px}.section-title{display:flex;align-items:center;gap:12px;margin-bottom:20px}.section-title:before{content:"";height:22px;width:4px;background:var(--gold);border-radius:4px}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.grid.two{grid-template-columns:repeat(2,minmax(0,1fr))}.card,.content-panel{border:1px solid var(--line);border-radius:14px;background:var(--panel);padding:22px;min-width:0}.card h3{margin:10px 0}.card p{font-size:15px;color:var(--muted)}.card a.text-link,.text-link{color:var(--gold);font-weight:700;font-size:14px}.media{position:relative;width:100%;min-width:0;aspect-ratio:var(--media-ratio,16/9);padding:8px;box-sizing:border-box;border-radius:12px;background:#251911;display:flex;align-items:center;justify-content:center}.media img{display:block;width:100%;height:100%;object-fit:contain;object-position:center}.media--hero{--media-ratio:1/1;max-width:360px;margin-inline:auto;padding:0;background:transparent}.media--mobile{--media-ratio:3/4}.media--empty{min-height:100px;background:linear-gradient(135deg,#2c1c14,#39251a);border:1px dashed rgba(252,211,111,.12)}.media--hero.media--empty{min-height:260px;border-radius:50%;border:1px solid var(--line)}.hero{padding:48px 0 30px;background:radial-gradient(ellipse at 77% 40%,#583019 0,transparent 45%),linear-gradient(140deg,#281911,#1b120e)}.hero-grid{display:grid;grid-template-columns:1.4fr 1fr;align-items:center;gap:45px}.hero h1{font-size:40px}.hero .lead{font-size:17px;max-width:660px}.hero-links{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}.hero-links a{padding:9px 16px;background:#38251B;border:1px solid var(--line);border-radius:10px;color:var(--light)}.major-split{display:grid;grid-template-columns:1.4fr 1fr;gap:20px}.inline-reading{display:flex;flex-direction:column;gap:14px}.inline-reading a{padding:16px;border-radius:10px;background:var(--panel2);border:1px solid var(--line)}.inline-reading small{display:block;color:var(--muted)}.article-index{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.index-entry{padding:20px;background:var(--panel);border:1px solid var(--line);border-radius:12px}.index-entry h3{margin:6px 0}.index-entry p{font-size:14px;color:var(--muted);line-height:1.75}.reading-layout{display:grid;grid-template-columns:minmax(0,820px) minmax(205px,1fr);gap:30px;align-items:start;padding-bottom:55px}.reading-body{max-width:820px;min-width:0}.reading-body section{margin:0 0 24px;padding:22px 24px;border:1px solid var(--line);border-radius:12px;background:var(--panel)}.reading-body h2{font-size:23px}.reading-body p{font-size:16px;line-height:1.85}.reading-sidebar{position:static;background:var(--panel);border-radius:14px;padding:18px;border:1px solid var(--line)}.reading-sidebar h2{font-size:18px}.reading-sidebar a{display:block;border-bottom:1px solid var(--line);padding:9px 2px;font-size:14px;color:var(--muted)}.reading-sidebar a:hover{color:var(--gold)}.end-note{padding:18px 22px;border-radius:12px;border-left:3px solid var(--gold);background:var(--panel2);font-size:14px}.site-footer{background:#120C09;border-top:1px solid var(--line);margin-top:30px;padding:40px 0 20px}.footer-grid{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:35px}.footer-grid h2{font-size:17px;color:var(--gold)}.footer-grid p{color:var(--muted);font-size:14px}.footer-grid a{display:block;color:#E6CEAB;font-size:14px;margin-bottom:9px}.legal{border-top:1px solid var(--line);padding-top:18px;margin-top:20px;font-size:13px;color:var(--muted);display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px 15px}.legal p{margin:0}.bottom-nav{display:none}.back-to-top{position:fixed;right:22px;bottom:22px;border:1px solid var(--line);color:var(--gold);background:var(--panel2);border-radius:50%;width:42px;height:42px;z-index:20;opacity:0;pointer-events:none}.back-to-top.show{opacity:1;pointer-events:auto}.faq-list details{background:var(--panel);border:1px solid var(--line);border-radius:10px;margin:0 0 12px;padding:12px 18px}.faq-list summary{color:var(--title);font-weight:700;cursor:pointer}.faq-list p{color:var(--muted);padding-top:12px}.small-note{font-size:13px;color:var(--muted)}
@media(max-width:1100px){.desktop-nav{gap:12px}.header-inner{gap:14px}.brand-text{font-size:19px}}
@media(max-width:980px){.container{width:min(100% - 40px,1180px)}.desktop-nav{display:none}.menu-toggle{display:flex;flex-direction:column;justify-content:center;align-items:center;gap:5px;border:0;background:transparent;padding:8px;width:44px;height:44px;flex:0 0 44px}.menu-toggle span{width:22px;height:2px;background:var(--title);border-radius:2px}.header-inner{min-height:58px;gap:14px}.brand img{height:29px}.brand-text{font-size:18px}.register-btn{min-width:72px;padding:0 14px;min-height:36px}.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.bottom-nav{display:flex;position:fixed;z-index:25;bottom:0;left:0;right:0;min-height:60px;padding-bottom:env(safe-area-inset-bottom);background:#21150F;border-top:1px solid var(--line)}.bottom-nav a{display:flex;align-items:center;justify-content:center;flex:1;font-size:13px;color:var(--body)}.bottom-nav a.is-current{color:var(--gold)}body{padding-bottom:calc(60px + env(safe-area-inset-bottom))}.back-to-top{bottom:calc(77px + env(safe-area-inset-bottom))}}
@media(max-width:768px){.hero-grid,.major-split,.reading-layout{grid-template-columns:1fr}.hero-grid{gap:20px}.hero-image{order:2}.hero{padding-top:32px}.grid{grid-template-columns:repeat(2,minmax(0,1fr))}.reading-sidebar{margin-top:0}.reading-body{max-width:none}.reading-body section{padding:20px}.hero h1{font-size:30px}.page-intro h1{font-size:28px}.section{padding:23px 0}.reading-body h2,h2{font-size:21px}.reading-sidebar a{display:inline-block;margin-right:16px}.media--hero{max-width:280px}.article-index{grid-template-columns:1fr}.lead{font-size:16px}}
@media(max-width:480px){.container{width:calc(100% - 32px)}.grid,.grid.two{grid-template-columns:1fr}.card{padding:18px}.header-inner{gap:8px}.brand-text{font-size:16px;letter-spacing:1px}.brand-text small{font-size:8px;letter-spacing:2px}.brand img{max-width:135px}.register-btn{font-size:14px;padding:0 11px}.hero h1{font-size:28px}.page-intro{padding:25px 0 15px}.page-intro h1{font-size:25px}.reading-body section{padding:17px}.reading-body p{font-size:15px}.footer-grid{gap:20px}.media--hero{max-width:260px}}
@media(max-width:340px){.header-inner{gap:5px}.brand-text{font-size:15px}.register-btn{min-width:72px}.hero-links{gap:8px}.hero-links a{padding:7px 10px;font-size:13px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}