:root{--gd:#D4A017;--gd-l:#F5C842;--gd-d:#A07810;--bg:#080808;--bg2:#0F0F0F;--text:#FFF8E7;--muted:#B5924C;--dim:#6B4F1E;--dimmer:#2A1F08;--em:#10B981;--re:#DC2626;--ff-h:Georgia,'Times New Roman',serif;--ff-b:-apple-system,BlinkMacSystemFont,'Segoe UI',system-ui,sans-serif;}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{font-family:var(--ff-b);background:var(--bg);color:var(--text);line-height:1.7;}
::selection{background:var(--gd);color:#000;}
a{text-decoration:none;color:inherit;}
img{max-width:100%;image-rendering:auto;}
.wrap{max-width:1100px;margin:0 auto;padding:0 20px;}
@keyframes shine{0%{background-position:-200% center;}100%{background-position:200% center;}}
.gold-shimmer{background:linear-gradient(90deg,var(--gd) 0%,#FFF8E7 30%,var(--gd) 50%,#FFF8E7 80%,var(--gd) 100%);background-size:200% auto;-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;animation:shine 3s linear infinite;}
.btn-dl{display:inline-flex;align-items:center;justify-content:center;gap:10px;background:linear-gradient(135deg,var(--gd-l),var(--gd),var(--gd-d));color:#000;font-weight:800;border:none;border-radius:12px;padding:14px 32px;font-size:15px;transition:transform .2s,box-shadow .2s;touch-action:manipulation;min-height:44px;cursor:pointer;}
.btn-dl:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(212,160,23,.5);}
.card{background:rgba(212,160,23,.05);border:1px solid rgba(212,160,23,.15);border-radius:16px;padding:24px;margin-bottom:20px;}
#nav{position:sticky;top:0;z-index:99;background:rgba(8,8,8,.96);border-bottom:1px solid rgba(212,160,23,.2);}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:60px;}
.nav-logo{display:flex;align-items:center;gap:10px;font-family:var(--ff-h);font-weight:700;font-size:16px;}
.nav-logo img{height:28px;}
.nav-dl{background:linear-gradient(135deg,var(--gd-l),var(--gd));color:#000;font-weight:700;padding:8px 20px;border-radius:8px;font-size:13px;transition:transform .2s;}
.nav-dl:hover{transform:translateY(-1px);}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:12px;color:var(--dim);padding:14px 0;flex-wrap:wrap;}
.bc-sep{color:var(--dimmer);}
.bc-cur{color:var(--muted);}
.bc-a{color:var(--dim);transition:color .2s;}
.bc-a:hover{color:var(--gd);}
h1{font-family:var(--ff-h);font-size:clamp(1.8rem,5vw,2.8rem);font-weight:900;line-height:1.15;margin-bottom:16px;}
h2{font-family:var(--ff-h);font-size:clamp(1.3rem,3.5vw,1.9rem);font-weight:700;color:var(--text);margin:36px 0 14px;border-bottom:1px solid var(--dimmer);padding-bottom:10px;}
h3{font-size:17px;font-weight:700;color:var(--gd-l);margin:24px 0 10px;}
p{font-size:15px;color:var(--muted);line-height:1.85;margin-bottom:14px;}
ul,ol{margin:10px 0 18px 22px;color:var(--muted);font-size:14px;line-height:1.9;}
li{margin-bottom:6px;}
table{width:100%;border-collapse:collapse;margin:16px 0;font-size:14px;}
th{text-align:left;padding:12px;border-bottom:2px solid var(--gd-d);color:var(--gd-l);font-size:13px;text-transform:uppercase;letter-spacing:1px;}
td{padding:11px 12px;border-bottom:1px solid var(--dimmer);color:var(--muted);}
tr:hover td{background:rgba(212,160,23,.04);}
.toc{background:rgba(212,160,23,.06);border:1px solid rgba(212,160,23,.15);border-radius:14px;padding:20px 24px;margin:20px 0 30px;}
.toc-title{font-weight:700;font-size:15px;color:var(--gd-l);margin-bottom:10px;}
.toc a{display:block;padding:5px 0;font-size:14px;color:var(--muted);transition:color .2s;border-bottom:1px solid rgba(212,160,23,.08);}
.toc a:last-child{border:none;}
.toc a:hover{color:var(--gd-l);}
.tip{background:rgba(16,185,129,.08);border-left:3px solid var(--em);padding:14px 18px;border-radius:0 10px 10px 0;margin:16px 0;font-size:14px;color:var(--muted);}
.warn{background:rgba(220,38,38,.08);border-left:3px solid var(--re);padding:14px 18px;border-radius:0 10px 10px 0;margin:16px 0;font-size:14px;color:var(--muted);}
.faq-q{cursor:pointer;background:rgba(212,160,23,.06);border:1px solid rgba(212,160,23,.12);border-radius:10px;padding:14px 18px;margin-bottom:8px;font-weight:600;font-size:15px;display:flex;justify-content:space-between;align-items:center;transition:background .2s;}
.faq-q:hover{background:rgba(212,160,23,.1);}
.faq-a{display:none;padding:10px 18px 18px;font-size:14px;color:var(--muted);line-height:1.9;}
.faq-a.open{display:block;}
.internal-links{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:12px;margin:24px 0;}
.il-card{display:block;background:rgba(212,160,23,.05);border:1px solid rgba(212,160,23,.12);border-radius:12px;padding:16px;transition:border-color .2s,transform .2s;}
.il-card:hover{border-color:rgba(212,160,23,.35);transform:translateY(-2px);}
.il-card h4{font-size:14px;font-weight:700;color:var(--text);margin-bottom:4px;}
.il-card p{font-size:12px;color:var(--dim);margin:0;line-height:1.5;}
footer{background:var(--bg2);border-top:1px solid var(--dimmer);padding:30px 0;margin-top:60px;text-align:center;font-size:12px;color:var(--dim);line-height:1.8;}
footer a{color:var(--muted);transition:color .2s;}
footer a:hover{color:var(--gd);}
.author-box{display:flex;gap:16px;align-items:flex-start;background:rgba(212,160,23,.05);border:1px solid rgba(212,160,23,.15);border-radius:14px;padding:20px;margin:30px 0;}
.author-av{width:50px;height:50px;border-radius:50%;background:var(--gd-d);display:flex;align-items:center;justify-content:center;font-weight:700;color:#000;font-size:18px;flex-shrink:0;}
.author-info h4{font-size:14px;font-weight:700;margin-bottom:2px;}
.author-info p{font-size:12px;margin:0;line-height:1.6;}
@media(max-width:768px){.wrap{padding:0 16px;}.card{padding:18px;}.author-box{flex-direction:column;align-items:center;text-align:center;}}