/* LAYOUT */
.docs-layout{display:grid;grid-template-columns:260px 1fr 240px;gap:0;min-height:calc(100vh - 64px);margin-top:64px}

/* LEFT NAV */
.docs-nav{border-right:1px solid var(--bd);padding:28px 0;height: calc(100vh - 64px);width:280px;position:fixed;left:0;top:64px;overflow-y:auto;background:var(--s2)}
.docs-nav::-webkit-scrollbar{width:4px}
.docs-nav::-webkit-scrollbar-track{background:transparent}
.docs-nav::-webkit-scrollbar-thumb{background:var(--pm);border-radius:4px}
.nav-group{margin-bottom:4px}
.nav-group-title{font-size:10.5px;font-weight:900;text-transform:uppercase;letter-spacing:1.3px;color:var(--ink4);padding:12px 20px 6px;display:flex;align-items:center;gap:7px}
.nav-group-title i{font-size:13px}
.nav-link{display:flex;align-items:center;gap:9px;padding:8px 20px;font-size:13.5px;color:var(--ink2);text-decoration:none;transition:all .15s;border-left:3px solid transparent}
.nav-link i{font-size:15px;color:var(--ink4);flex-shrink:0;transition:color .15s}
.nav-link:hover{background:rgba(0,102,153,.05);color:var(--p)}
.nav-link:hover i{color:var(--p)}
.nav-link.active{background:var(--pl);color:var(--p);border-left-color:var(--p);font-weight:700}
.nav-link.active i{color:var(--p)}
.nav-link .badge-new{display:inline-block;padding:1px 6px;background:rgba(0,229,160,.15);color:#059669;border-radius:4px;font-size:9.5px;font-weight:800;margin-left:auto}

/* MAIN CONTENT */
.docs-main{padding:40px 52px;}
@media(max-width:1280px){.docs-layout{grid-template-columns:240px 1fr}.docs-toc{display:none}}
@media(max-width:900px){.docs-layout{grid-template-columns:1fr}.docs-nav{display:none}.docs-main{padding:32px 20px}}

/* Breadcrumb */
.crumb{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--ink4);margin-bottom:20px}
.crumb a{color:var(--ink3);transition:color .15s}
.crumb a:hover{color:var(--p)}
.crumb i{font-size:11px}

/* Article header */
.doc-header{margin-bottom:36px;padding-bottom:28px;border-bottom:1px solid var(--bd)}
.doc-tag-row{display:flex;gap:7px;flex-wrap:wrap;margin-bottom:14px}
.doc-tag{display:inline-flex;align-items:center;gap:4px;padding:3px 10px;border-radius:var(--rf);font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.7px}
.dt-guide{background:var(--pl);color:var(--pd)}
.dt-billing{background:rgba(0,229,160,.1);color:#059669}
.doc-h1{font-size:32px;font-weight:900;color:var(--ink);letter-spacing:-1px;margin-bottom:10px;line-height:1.2}
.doc-desc{font-size:16px;color:var(--ink3);line-height:1.7;margin-bottom:16px}
.doc-meta{display:flex;gap:16px;flex-wrap:wrap}
.doc-meta-item{display:flex;align-items:center;gap:6px;font-size:12.5px;color:var(--ink4)}
.doc-meta-item i{font-size:14px}

/* Prose */
.prose h2{font-size:22px;font-weight:800;color:var(--ink);margin:40px 0 12px;padding-top:8px;scroll-margin-top:80px}
.prose h3{font-size:17px;font-weight:800;color:var(--ink);margin:28px 0 10px;scroll-margin-top:80px}
.prose p{font-size:15.5px;color:var(--ink2);line-height:1.8;margin-bottom:18px}
.prose ul,.prose ol{margin:0 0 18px 22px;display:flex;flex-direction:column;gap:7px}
.prose li{font-size:15px;color:var(--ink2);line-height:1.7}
.prose ul li::marker{color:var(--p);font-size:18px}
.prose ol li::marker{color:var(--p);font-weight:700}
.prose strong{color:var(--ink);font-weight:700}
.prose a{color:var(--p);font-weight:600;text-decoration:underline;text-decoration-color:rgba(0,102,153,.3);text-underline-offset:3px}
.prose a:hover{text-decoration-color:var(--p)}
.prose code{color:#a8d8f0;font-family:'DM Mono',monospace;font-size:13px;background:var(--s3);color:var(--p);padding:2px 7px;border-radius:5px}
.prose pre{color:#a8d8f0;background:var(--ink);border-radius:var(--rl);padding:20px 22px;margin:18px 0;overflow-x:auto}
.prose pre code{background:transparent;color:#a8d8f0;padding:0;font-size:13.5px;line-height:1.75}
.prose hr{border:none;border-top:1px solid var(--bd);margin:32px 0}
.prose table{width:100%;border-collapse:collapse;margin:18px 0;font-size:14px}
.prose th{padding:10px 14px;background:var(--s3);font-weight:800;color:var(--ink);text-align:left;border:1px solid var(--bd)}
.prose td{padding:10px 14px;border:1px solid var(--bd);color:var(--ink2);vertical-align:top}
.prose tr:hover td{background:var(--s2)}

/* Callouts */
.callout{display:block;padding:16px 18px;border-radius:var(--rl);margin:20px 0;border:1px solid}
.callout i{font-size:20px;flex-shrink:0;margin-top:2px}
.callout p{margin-bottom:0;font-size:14.5px;line-height:1.65}
.callout strong{display:block;margin-bottom:3px;font-size:14px}
.callout.info{background:#e8f4fe;border-color:#b3d4f5;color:#1a5fa8}
.callout.info i{color:#2563eb}
.callout.success{background:#e8f5ef;border-color:#b2d8c3;color:#0f5a31}
.callout.success i{color:#0ea870}
.callout.warn,.callout.warning{background:#fef8e6;border-color:#f0d48a;color:#7c4a00}
.callout.warn i,.callout.warning i{color:#d97706}
.callout.danger{background:#fdf0ee;border-color:#f0b8b3;color:#9b2020}
.callout.danger i{color:#e03c3c}

/* Step cards */
.steps{display:flex;flex-direction:column;gap:0;margin:20px 0;position:relative}
.steps::before{content:'';position:absolute;left:19px;top:38px;bottom:38px;width:2px;background:var(--bd)}
.step{display:flex;gap:16px;align-items:flex-start;margin-bottom:4px}
.step-num{width:38px;height:38px;border-radius:50%;background:var(--p);color:#fff;font-size:15px;font-weight:900;display:flex;align-items:center;justify-content:center;flex-shrink:0;position:relative;z-index:1;box-shadow:0 0 0 4px #fff}
.step-body{background:var(--s2);border:1px solid var(--bd);border-radius:var(--rl);padding:16px 18px;flex:1;margin-bottom:12px}
.step-title{font-size:15px;font-weight:800;color:var(--ink);margin-bottom:6px}
.step-desc{font-size:14px;color:var(--ink3);line-height:1.65}

/* Config table */
.config-table{width:100%;border-collapse:collapse;margin:18px 0;font-size:13.5px}
.config-table th{padding:9px 14px;background:var(--s3);font-weight:800;color:var(--ink);text-align:left;border:1px solid var(--bd)}
.config-table td{padding:9px 14px;border:1px solid var(--bd);color:var(--ink2);vertical-align:top}
.config-table code{font-family:'DM Mono',monospace;font-size:12.5px;background:var(--s3);color:var(--p);padding:1px 6px;border-radius:4px}
.config-table .required{color:var(--err);font-weight:700;font-size:11px}
.config-table .optional{color:var(--ink4);font-size:11px}

/* Doc feedback */
.doc-feedback{display:flex;align-items:center;gap:14px;padding:20px 24px;background:var(--s2);border:1px solid var(--bd);border-radius:var(--rxl);margin-top:48px}
.doc-feedback p{font-size:14px;color:var(--ink3);flex:1}
.df-btns{display:flex;gap:8px}
.df-btn{display:flex;align-items:center;gap:5px;padding:7px 14px;border:1.5px solid var(--bd);border-radius:var(--r);background:#fff;font-size:13px;font-weight:700;color:var(--ink2);cursor:pointer;transition:all .15s}
.df-btn:hover{border-color:var(--pm);color:var(--p);background:var(--pl)}

/* Doc nav arrows */
.doc-nav{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:40px}
.dn-card{padding:18px 20px;border:1.5px solid var(--bd);border-radius:var(--rxl);text-decoration:none;transition:all .22s var(--ease)}
.dn-card:hover{border-color:var(--pm);box-shadow:var(--sh);transform:translateY(-2px)}
.dn-dir{font-size:10.5px;font-weight:800;text-transform:uppercase;letter-spacing:1px;color:var(--p);display:flex;align-items:center;gap:5px;margin-bottom:5px}
.dn-title{font-size:13.5px;font-weight:700;color:var(--ink);line-height:1.4}
.dn-card.next{text-align:right}
@media(max-width:600px){.doc-nav{grid-template-columns:1fr}}

/* RIGHT TOC */
.docs-toc{width: 300px;border-left:1px solid var(--bd);padding:28px 20px;position:fixed;right:0;top:64px;height:calc(100vh - 64px);overflow-y:auto;background:#fff}
.toc-title{font-size:10.5px;font-weight:900;text-transform:uppercase;letter-spacing:1.2px;color:var(--ink4);margin-bottom:14px;display:flex;align-items:center;gap:6px}
.toc-title i{font-size:13px}
.toc-list{display:flex;flex-direction:column;gap:2px}
.toc-lnk{display:block;padding:6px 10px;font-size:13px;color:var(--ink3);border-radius:var(--r);transition:all .15s;border-left:2px solid transparent;text-decoration:none;line-height:1.4}
.toc-lnk:hover{color:var(--p);background:var(--pl)}
.toc-lnk.active{color:var(--p);border-left-color:var(--p);background:var(--pl);font-weight:600}
.toc-lnk.sub{padding-left:22px;font-size:12.5px}