/* Help center layer: reuses the official site's design tokens from site.css. */
.docs-shell { min-height: 100vh; }
.docs-site-nav { position: sticky; }
.docs-layout { display: grid; grid-template-columns: 250px minmax(0, 1fr); gap: 58px; align-items: start; padding-top: 112px; padding-bottom: 92px; }
.docs-sidebar { position: sticky; top: 94px; max-height: calc(100vh - 118px); overflow: auto; padding: 18px 12px 18px 0; scrollbar-width: thin; scrollbar-color: var(--border-strong) transparent; }
.docs-sidebar-heading { display: flex; align-items: baseline; justify-content: space-between; padding: 0 14px 16px; border-bottom: 1px solid var(--border); color: var(--text); font-size: 14px; font-weight: 700; }
.docs-sidebar-kicker { color: var(--text-dim); font-size: 9px; letter-spacing: .18em; }
.docs-nav { padding-top: 14px; }
.docs-nav-group { margin: 0 0 8px; }
.docs-nav-group summary { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 9px 14px; color: var(--text-soft); font-size: 11px; font-weight: 700; letter-spacing: .02em; list-style: none; cursor: pointer; border-radius: 9px; }
.docs-nav-group summary::-webkit-details-marker { display: none; }
.docs-nav-group summary:hover { color: var(--text); background: rgba(255,255,255,.045); }
.docs-nav-chevron { color: var(--text-dim); transition: transform .2s ease; }
.docs-nav-group[open] .docs-nav-chevron { transform: rotate(180deg); }
.docs-nav-items { display: grid; gap: 3px; padding: 3px 0 6px 8px; }
.docs-nav-link { display: flex; align-items: center; justify-content: space-between; gap: 9px; min-height: 34px; padding: 7px 11px; border: 1px solid transparent; border-radius: 8px; color: var(--text-dim); font-size: 12px; text-decoration: none; transition: color .18s ease, background .18s ease, border-color .18s ease, transform .18s ease; }
.docs-nav-link:hover { color: var(--text); background: rgba(255,255,255,.045); transform: translateX(2px); }
.docs-nav-link.is-active { border-color: rgba(141,156,255,.2); color: var(--text); background: linear-gradient(90deg, rgba(100,124,255,.18), rgba(100,124,255,.045)); box-shadow: inset 2px 0 0 var(--primary-bright); }
.docs-nav-current { color: var(--cyan); font-size: 7px; }
.docs-sidebar-toggle { display: none; }
.docs-content { min-width: 0; }
.docs-breadcrumb { display: flex; gap: 9px; align-items: center; margin-bottom: 28px; color: var(--text-dim); font-size: 11px; }
.docs-breadcrumb a { color: var(--primary-bright); text-decoration: none; }
.docs-article-hero { max-width: 790px; padding: 5px 0 34px; }
.docs-article-hero h1 { margin: 15px 0 14px; max-width: 820px; color: var(--text); font-size: clamp(32px, 5vw, 56px); line-height: 1.12; letter-spacing: -.055em; }
.docs-article-hero p { max-width: 700px; margin: 0; color: var(--text-soft); font-size: 16px; line-height: 1.8; }
.docs-article { max-width: 800px; }
.docs-section { margin: 38px 0; scroll-margin-top: 102px; }
.docs-section:first-child { margin-top: 0; }
.docs-section h2 { margin: 0 0 13px; color: var(--text); font-size: 22px; line-height: 1.3; letter-spacing: -.025em; }
.docs-section p, .docs-section li { color: var(--text-soft); font-size: 14px; line-height: 1.85; }
.docs-section p { margin: 0 0 12px; }
.docs-section ul, .docs-section ol { margin: 12px 0; padding-left: 23px; }
.docs-section li + li { margin-top: 8px; }
.docs-section strong { color: var(--text); }
.docs-callout { margin: 22px 0; padding: 17px 20px; border: 1px solid var(--border); border-radius: 14px; background: rgba(255,255,255,.035); }
.docs-callout strong { display: block; margin-bottom: 4px; color: var(--text); font-size: 12px; }
.docs-callout p, .docs-callout span { display: block; margin: 0; color: var(--text-soft); font-size: 13px; line-height: 1.7; }
.docs-callout-scenario { border-left: 3px solid var(--cyan); background: linear-gradient(90deg, rgba(101,213,221,.09), rgba(101,213,221,.025)); }
.docs-callout-vip { border-left: 3px solid var(--violet); background: linear-gradient(90deg, rgba(154,124,255,.12), rgba(154,124,255,.025)); }
.docs-callout-vip strong { color: #c7b6ff; }
.docs-steps { display: grid; gap: 0; margin-left: 0 !important; padding-left: 0 !important; list-style: none; counter-reset: docs-step; }
.docs-steps li { position: relative; display: grid; grid-template-columns: 30px minmax(0, 1fr); gap: 12px; margin: 0; padding: 0 0 21px; }
.docs-steps li::before { content: ''; position: absolute; top: 25px; bottom: 0; left: 14px; border-left: 1px dashed rgba(141,156,255,.28); }
.docs-steps li:last-child { padding-bottom: 0; }
.docs-steps li:last-child::before { display: none; }
.docs-step-number { position: relative; z-index: 1; display: grid; width: 29px; height: 29px; place-items: center; border: 1px solid rgba(141,156,255,.35); border-radius: 50%; color: var(--primary-bright); background: #111a31; counter-increment: docs-step; }
.docs-step-number::after { content: counter(docs-step); font-size: 11px; font-weight: 800; }
.docs-screenshot { margin: 25px 0 34px; overflow: hidden; }
.docs-screenshot-bar { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 12px 16px; border-bottom: 1px solid var(--border); color: var(--text-dim); font-size: 10px; }
.docs-screenshot-label { color: var(--cyan); font-weight: 800; letter-spacing: .08em; }
.docs-screenshot img { display: block; width: 100%; height: auto; background: #eef2f7; }
.docs-screenshot figcaption { padding: 12px 16px 14px; color: var(--text-dim); font-size: 11px; }
.docs-adjacent { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 54px; padding-top: 22px; border-top: 1px solid var(--border); }
.docs-adjacent-link { display: grid; gap: 4px; padding: 15px 17px; border: 1px solid var(--border); border-radius: 12px; color: var(--text); background: rgba(255,255,255,.025); text-decoration: none; transition: border-color .2s ease, background .2s ease, transform .2s ease; }
.docs-adjacent-link:hover { border-color: var(--border-strong); background: rgba(255,255,255,.06); transform: translateY(-2px); }
.docs-adjacent-link span { color: var(--text-dim); font-size: 10px; }
.docs-adjacent-link strong { color: var(--text-soft); font-size: 12px; }
.docs-adjacent-next { text-align: right; }
.table-wrap { margin: 16px 0; }

/* Home page */
.docs-home-hero { max-width: 820px; padding: 14px 0 76px; }
.docs-home-hero h1 { margin: 17px 0 20px; color: var(--text); font-size: clamp(40px, 6vw, 70px); line-height: 1.08; letter-spacing: -.065em; }
.docs-home-hero p { max-width: 670px; margin: 0; color: var(--text-soft); font-size: 17px; line-height: 1.85; }
.docs-home-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.docs-home-section { margin-top: 38px; }
.docs-home-section-heading { max-width: 650px; margin-bottom: 22px; }
.docs-home-section-heading h2 { margin: 12px 0 7px; color: var(--text); font-size: 27px; letter-spacing: -.04em; }
.docs-home-section-heading p { margin: 0; color: var(--text-dim); font-size: 13px; }
.docs-path { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; align-items: center; gap: 12px; padding: 18px; }
.docs-path a { display: grid; gap: 2px; padding: 10px 12px; border-radius: 10px; text-decoration: none; }
.docs-path a:hover { background: rgba(255,255,255,.05); }
.docs-path span { color: var(--primary-bright); font-size: 10px; font-weight: 800; }
.docs-path strong { color: var(--text); font-size: 13px; }
.docs-path small { color: var(--text-dim); font-size: 11px; }
.docs-path i { color: var(--text-dim); font-style: normal; }
.docs-home-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.docs-home-card { position: relative; min-height: 194px; padding: 23px; transition: border-color .2s ease, transform .2s ease, background .2s ease; }
.docs-home-card:hover { border-color: var(--border-strong); background: rgba(26,38,72,.8); transform: translateY(-3px); }
.docs-card-index { display: block; margin-bottom: 17px; color: var(--primary-bright); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 11px; }
.docs-home-card h2 { margin: 0 0 7px; color: var(--text); font-size: 18px; letter-spacing: -.025em; }
.docs-home-card p { margin: 0; color: var(--text-dim); font-size: 12px; }
.docs-home-links { display: flex; flex-wrap: wrap; gap: 7px 14px; margin-top: 19px; }
.docs-home-links a { color: var(--primary-bright); font-size: 11px; text-decoration: none; }
.docs-home-links a:hover { color: var(--text); }
.docs-home-bottom { display: grid; grid-template-columns: minmax(0, 1fr) 230px; gap: 14px; }
.docs-bottom-card { padding: 27px; }
.docs-bottom-card h2 { max-width: 520px; margin: 14px 0 9px; color: var(--text); font-size: 25px; line-height: 1.2; letter-spacing: -.04em; }
.docs-bottom-card p { max-width: 540px; margin: 0; color: var(--text-soft); font-size: 13px; }
.docs-bottom-links { display: grid; gap: 14px; }
.docs-bottom-links a { display: grid; align-content: center; gap: 4px; min-height: 100px; padding: 20px; border: 1px solid var(--border); border-radius: 16px; background: rgba(255,255,255,.025); text-decoration: none; }
.docs-bottom-links a:hover { border-color: var(--border-strong); background: rgba(255,255,255,.055); }
.docs-bottom-links span { color: var(--text-dim); font-size: 10px; }
.docs-bottom-links strong { color: var(--text-soft); font-size: 13px; }

@media (max-width: 900px) {
    .docs-layout { grid-template-columns: 1fr; gap: 18px; padding-top: 96px; }
    .docs-sidebar { position: static; display: none; max-height: none; padding: 0; }
    .docs-shell.docs-sidebar-open .docs-sidebar { display: block; }
    .docs-sidebar-toggle { display: inline-flex; align-items: center; justify-content: center; width: max-content; min-height: 38px; padding: 0 14px; border: 1px solid var(--border-strong); border-radius: 10px; color: var(--text); background: rgba(255,255,255,.055); font: inherit; font-size: 12px; cursor: pointer; }
    .docs-sidebar-heading { padding-right: 0; padding-left: 0; }
    .docs-nav-items { padding-left: 0; }
    .docs-nav-link { min-height: 38px; }
    .docs-home-bottom { grid-template-columns: 1fr; }
}

@media (max-width: 680px) {
    .docs-layout { width: min(100% - 32px, var(--max-width)); padding-bottom: 70px; }
    .docs-article-hero h1 { font-size: clamp(32px, 10vw, 47px); }
    .docs-article-hero p, .docs-home-hero p { font-size: 15px; }
    .docs-home-hero { padding-bottom: 54px; }
    .docs-home-hero h1 { font-size: clamp(40px, 12vw, 58px); }
    .docs-home-grid { grid-template-columns: 1fr; }
    .docs-path { grid-template-columns: 1fr; gap: 3px; }
    .docs-path i { display: none; }
    .docs-adjacent { grid-template-columns: 1fr; }
    .docs-adjacent-next { text-align: left; }
    .docs-section h2 { font-size: 20px; }
    .docs-section p, .docs-section li { font-size: 13px; }
    .docs-screenshot-bar { align-items: flex-start; flex-direction: column; gap: 3px; }
}

@media (prefers-reduced-motion: reduce) {
    .docs-nav-link, .docs-home-card, .docs-adjacent-link { transition: none; }
}