.doc-layout{max-width:1100px;margin:0 auto;padding:clamp(48px,6vh,80px) 24px;display:grid;grid-template-columns:220px 1fr;gap:clamp(40px,6vw,72px)}
.doc-nav{position:sticky;top:80px;align-self:start;padding-right:20px;border-right:1px solid var(--b);max-height:calc(100vh - 100px);overflow-y:auto}
.doc-nav h4{font-size:11px;font-weight:600;letter-spacing:1.5px;text-transform:uppercase;color:var(--w3);margin-bottom:12px}
.doc-nav h4:not(:first-child){margin-top:24px}
.doc-nav a{display:block;font-size:13px;color:var(--w3);padding:5px 12px;border-radius:8px;transition:all .2s;line-height:1.4;margin-bottom:1px;text-decoration:none}
.doc-nav a:hover{color:var(--w);background:rgba(255,255,255,.03)}
.doc-nav a.active{color:var(--c);background:rgba(212,164,74,.05)}
.doc-content{min-width:0}
.doc-section{padding-bottom:clamp(48px,6vh,72px);margin-bottom:clamp(48px,6vh,72px);border-bottom:1px solid var(--b);scroll-margin-top:90px;opacity:0;transform:translateY(24px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.doc-section:last-child{border-bottom:none}
.doc-section.visible{opacity:1;transform:none}
.doc-section h2{font-size:clamp(24px,3vw,32px);font-weight:700;letter-spacing:-1px;margin-bottom:8px;line-height:1.2}
.doc-section h2 span{color:var(--c)}
.doc-section .doc-desc{font-size:14px;color:var(--w3);margin-bottom:24px}
.doc-section h3{font-size:17px;font-weight:600;letter-spacing:-.3px;margin:32px 0 12px;color:var(--w)}
.doc-section p{font-size:14.5px;color:var(--w2);line-height:1.75;margin-bottom:16px}
.doc-section ul{margin:12px 0 20px;padding-left:0;list-style:none}
.doc-section li{font-size:14.5px;color:var(--w2);line-height:1.7;padding:6px 0 6px 24px;position:relative}
.doc-section li::before{content:'';position:absolute;left:0;top:14px;width:6px;height:6px;border-radius:50%;background:rgba(212,164,74,.3);border:1px solid rgba(212,164,74,.2)}
.doc-section strong{color:var(--w);font-weight:600}
.doc-section a{color:var(--c);border-bottom:1px solid rgba(212,164,74,.2)}.doc-section a:hover{border-color:var(--c)}
.doc-code{background:var(--s1);border:1px solid var(--b);border-radius:14px;padding:20px 28px;margin:16px 0 24px;overflow-x:auto;font-family:var(--m);font-size:13px;line-height:2;color:var(--w2);position:relative;white-space:pre-wrap;word-break:break-word;box-shadow:0 4px 16px rgba(0,0,0,.15)}
.doc-code::before{content:attr(data-lang);float:right;margin:-4px -8px 8px 16px;font-size:10px;font-weight:600;letter-spacing:1px;text-transform:uppercase;color:var(--w3);font-family:var(--f);padding:3px 8px;border-radius:6px;background:rgba(255,255,255,.03);border:1px solid var(--b)}
.doc-code .hl{color:var(--c)}
.doc-code .cm{color:var(--w3);font-style:italic}
.doc-code .str{color:#81c995}
.doc-code .kw{color:#8ab4f8}
.doc-code .num{color:#f9ab72}
.doc-steps{counter-reset:step;margin:24px 0 32px}
.doc-step{counter-increment:step;display:flex;gap:20px;align-items:flex-start;padding:20px;margin-bottom:8px;border-radius:14px;background:var(--s1);border:1px solid var(--b);transition:border-color .3s,transform .3s var(--ease)}
.doc-step:hover{border-color:var(--bh);transform:translateX(4px)}
.doc-step::before{content:counter(step);flex-shrink:0;width:32px;height:32px;border-radius:10px;background:rgba(212,164,74,.08);border:1px solid rgba(212,164,74,.15);display:grid;place-items:center;font-size:13px;font-weight:700;color:var(--c);font-family:var(--m)}
.doc-step div p{margin:0}
.doc-step div p:first-child{color:var(--w);font-weight:600;font-size:15px;margin-bottom:4px}
.doc-step div p:last-child{color:var(--w2);font-size:13.5px;line-height:1.6}
.doc-badge{display:inline-flex;align-items:center;gap:6px;font-size:11px;font-weight:600;letter-spacing:1.5px;text-transform:uppercase;color:var(--c);margin-bottom:12px;padding:4px 12px;border-radius:999px;background:rgba(212,164,74,.05);border:1px solid rgba(212,164,74,.1)}
.doc-callout{padding:20px 24px;margin:20px 0;border-radius:12px;border-left:3px solid var(--c);background:rgba(212,164,74,.03)}
.doc-callout p{margin:0;color:var(--w2);font-size:13.5px}.doc-callout strong{color:var(--c)}
.doc-int-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:24px 0}
.doc-int{padding:24px;border-radius:16px;background:var(--s1);border:1px solid var(--b);transition:border-color .3s,transform .3s var(--ease),box-shadow .3s}
.doc-int:hover{border-color:var(--bh);transform:translateY(-3px);box-shadow:0 8px 24px rgba(0,0,0,.2)}
.doc-int-top{display:flex;align-items:center;gap:12px;margin-bottom:10px}
.doc-int-ico{width:32px;height:32px;border-radius:8px;background:rgba(255,255,255,.03);border:1px solid var(--b);display:grid;place-items:center;flex-shrink:0}
.doc-int-ico img{width:18px;height:18px;object-fit:contain}
.doc-int-top h4{font-size:16px;font-weight:700;letter-spacing:-.3px;color:var(--w)}
.doc-int .doc-int-provider{font-size:11px;font-weight:500;color:var(--c);margin-bottom:8px;letter-spacing:.5px}
.doc-int p{font-size:13px;color:var(--w2);line-height:1.55;margin:0}
.doc-feat{display:flex;flex-wrap:wrap;gap:8px;margin:20px 0}
.doc-feat span{font-size:12px;font-weight:500;padding:6px 14px;border-radius:10px;background:var(--s1);border:1px solid var(--b);color:var(--w2);transition:border-color .3s,color .3s}
.doc-feat span:hover{border-color:var(--bh);color:var(--w)}

@media(max-width:860px){.doc-layout{grid-template-columns:1fr}.doc-nav{position:static;border-right:none;border-bottom:1px solid var(--b);padding:0 0 20px;margin-bottom:8px;max-height:none;display:flex;flex-wrap:wrap;gap:4px}.doc-nav h4{width:100%}.doc-nav a{font-size:12px;padding:5px 10px}.doc-int-grid{grid-template-columns:1fr}}