/* ───────────────────────────────────────────────────────────────
   Help docs — shared styles
   Loaded by every page; per-page files only carry article content.
   ─────────────────────────────────────────────────────────────── */

*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; background: #fff; color: var(--cb-fg); }
body { font-family: var(--cb-font-sans); -webkit-font-smoothing: antialiased; }
a { color: var(--cb-link); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ── Top bar ─────────────────────────────────────────── */
.topbar { position: sticky; top: 0; z-index: 20; background: #fff; border-bottom: 1px solid var(--cb-divider); }
.topbar-inner { max-width: 1280px; margin: 0 auto; display: flex; align-items: center; gap: 20px; padding: 12px 24px; height: 60px; }
.logo { display: flex; align-items: center; gap: 10px; }
.logo img.mark { width: 24px; height: auto; }
.logo img.wordmark { height: 15px; width: auto; }
.logo-tag { margin-left: 4px; padding: 3px 8px; background: var(--cb-gray-100); color: var(--cb-gray-600); border-radius: 6px; font: 600 11px/1 var(--cb-font-sans); letter-spacing: 0.04em; text-transform: uppercase; }
.global-search { flex: 1; max-width: 460px; margin: 0 auto; display: flex; align-items: center; gap: 8px; height: 36px; padding: 0 4px 0 12px; background: var(--cb-gray-050); border: 1px solid var(--cb-border); border-radius: 8px; font: 400 14px var(--cb-font-sans); color: var(--cb-gray-500); transition: border-color 140ms, background 140ms; }
.global-search:hover, .global-search:focus-within { border-color: var(--cb-border-strong); background: #fff; }
.global-search .material-symbols-outlined { font-size: 18px; color: var(--cb-gray-400); }
.global-search-input { flex: 1; min-width: 0; border: 0; outline: 0; background: transparent; padding: 0; font: 400 14px var(--cb-font-sans); color: var(--cb-ink); }
.global-search-input::placeholder { color: var(--cb-gray-500); }
.global-search-input::-webkit-search-cancel-button { -webkit-appearance: none; }
.global-search-btn { margin-left: auto; flex: none; border: 0; cursor: pointer; padding: 0 14px; height: 28px; border-radius: 6px; background: var(--cb-ink); color: #fff; font: 600 13px/1 var(--cb-font-sans); transition: opacity 140ms; }
.global-search-btn:hover { opacity: 0.88; }
.topbar-link { display: inline-flex; align-items: center; gap: 6px; padding: 8px 14px; border-radius: 8px; font: 600 14px/1 var(--cb-font-sans); color: var(--cb-gray-700); border: 1px solid var(--cb-border); background: #fff; transition: background 140ms, border-color 140ms; }
.topbar-link:hover { background: var(--cb-gray-050); border-color: var(--cb-border-strong); text-decoration: none; }
.topbar-link .material-symbols-outlined { font-size: 16px; }

/* ── 3-column docs layout ────────────────────────────── */
.layout { max-width: 1280px; margin: 0 auto; padding: 0 24px; display: grid; grid-template-columns: 248px minmax(0, 1fr) 220px; gap: 40px; }

/* ── Left nav ────────────────────────────────────────── */
.sidenav { position: sticky; top: 60px; align-self: start; height: calc(100vh - 60px); overflow-y: auto; padding: 28px 8px 40px 0; }
.sidenav-section { margin-bottom: 22px; }
.sidenav-section-title { font: 700 11px/1 var(--cb-font-sans); text-transform: uppercase; letter-spacing: 0.08em; color: var(--cb-gray-500); padding: 0 12px; margin-bottom: 8px; }
.sidenav-item { display: flex; align-items: center; gap: 10px; padding: 7px 12px; border-radius: 7px; font: 500 14px/1.3 var(--cb-font-sans); color: var(--cb-gray-700); transition: background 120ms, color 120ms; cursor: pointer; }
.sidenav-item:hover { background: var(--cb-gray-050); color: var(--cb-ink); text-decoration: none; }
.sidenav-item.is-active { background: #F2E6FF; color: #4A3B98; font-weight: 600; }
.sidenav-item.is-disabled { color: var(--cb-gray-400); cursor: default; }
.sidenav-item.is-disabled:hover { background: transparent; color: var(--cb-gray-400); }
.sidenav-children { margin: 2px 0 6px 12px; padding-left: 12px; border-left: 1px solid var(--cb-divider); display: flex; flex-direction: column; }
.sidenav-children .sidenav-item { font-weight: 500; font-size: 13.5px; padding: 6px 10px; }
.sidenav-children .sidenav-item.is-active { background: transparent; color: var(--cb-orange); font-weight: 600; }

/* Appendix — legacy migrated articles, set apart from primary sections */
.sidenav-section--appendix { margin-top: 26px; padding-top: 18px; border-top: 1px solid var(--cb-divider); }
.sidenav-section--appendix .sidenav-section-title { color: var(--cb-gray-400); }
.sidenav-section--appendix .sidenav-item { font-size: 13.5px; color: var(--cb-gray-600); }

/* ── Article column ──────────────────────────────────── */
.article { padding: 36px 0 96px; min-width: 0; }
.crumbs { font: 500 13px var(--cb-font-sans); color: var(--cb-gray-500); display: flex; align-items: center; gap: 6px; flex-wrap: wrap; margin-bottom: 18px; }
.crumbs a { color: var(--cb-gray-500); }
.crumbs a:hover { color: var(--cb-ink); text-decoration: none; }
.crumbs .sep { color: var(--cb-gray-300); }
.crumbs .here { color: var(--cb-ink); font-weight: 600; }

.article h1 { margin: 0 0 12px; font: 700 36px/1.15 var(--cb-font-sans); letter-spacing: -0.02em; color: var(--cb-ink); }
.article .lede { margin: 0 0 8px; font: 400 18px/1.55 var(--cb-font-sans); color: var(--cb-gray-600); max-width: 64ch; }
.article .meta { display: flex; align-items: center; gap: 10px; font: 500 13px var(--cb-font-sans); color: var(--cb-gray-500); margin-top: 18px; padding-bottom: 24px; border-bottom: 1px solid var(--cb-divider); }
.meta .avatar { width: 24px; height: 24px; border-radius: 50%; background: linear-gradient(135deg, #FF9553, #FF6709); color: #fff; display: flex; align-items: center; justify-content: center; font: 700 10px var(--cb-font-sans); }
.meta .dot { width: 3px; height: 3px; border-radius: 50%; background: var(--cb-gray-300); }

.article h2 { margin: 40px 0 12px; font: 700 24px/1.25 var(--cb-font-sans); letter-spacing: -0.01em; color: var(--cb-ink); scroll-margin-top: 80px; }
.article h3 { margin: 28px 0 10px; font: 600 18px/1.3 var(--cb-font-sans); color: var(--cb-ink); scroll-margin-top: 80px; }
.article p, .article li { font: 400 16px/1.65 var(--cb-font-sans); color: var(--cb-gray-700); }
.article p { margin: 0 0 14px; max-width: 68ch; }
.article ul, .article ol { margin: 0 0 16px; padding-left: 22px; max-width: 68ch; }
.article li { margin-bottom: 6px; }
.article strong { color: var(--cb-ink); font-weight: 600; }
.article code { font: 500 13px var(--cb-font-ui); background: var(--cb-gray-100); padding: 2px 6px; border-radius: 4px; color: var(--cb-gray-800); }
.article a { color: var(--cb-link); font-weight: 500; }
.article kbd { font: 500 12px var(--cb-font-ui); background: #fff; color: var(--cb-gray-700); border: 1px solid var(--cb-border); border-bottom-width: 2px; padding: 1px 6px; border-radius: 4px; }

/* Steps */
.steps { list-style: none; padding: 0; margin: 8px 0 24px; counter-reset: step; display: flex; flex-direction: column; gap: 14px; }
.steps > li { counter-increment: step; position: relative; padding: 16px 18px 16px 56px; background: #fff; border: 1px solid var(--cb-border); border-radius: 12px; }
.steps > li::before { content: counter(step); position: absolute; left: 16px; top: 16px; width: 28px; height: 28px; border-radius: 50%; background: var(--cb-orange-050); color: var(--cb-orange); font: 700 13px/28px var(--cb-font-sans); text-align: center; }
.steps .step-title { font: 600 16px/1.35 var(--cb-font-sans); color: var(--cb-ink); margin-bottom: 4px; }
.steps .step-body { font: 400 14.5px/1.6 var(--cb-font-sans); color: var(--cb-gray-600); }
.steps .step-body p { margin: 0; }
.steps .step-body p + p { margin-top: 8px; }
.steps .step-body ul { margin: 8px 0 0; padding-left: 20px; }
.steps .step-body li { font: 400 14px/1.55 var(--cb-font-sans); color: var(--cb-gray-600); margin-bottom: 2px; }

/* Callouts */
.callout { display: flex; gap: 12px; padding: 14px 16px; border-radius: 10px; border: 1px solid; margin: 18px 0; }
.callout .material-symbols-outlined { font-size: 20px; flex: none; margin-top: 1px; }
.callout .body { font: 400 14.5px/1.55 var(--cb-font-sans); }
.callout .body strong { display: block; margin-bottom: 2px; }
.callout--tip   { background: #ECFDF5; border-color: #A7F3D0; color: #065F46; }
.callout--note  { background: #EEF4FF; border-color: #C3D4FF; color: #1E40AF; }
.callout--warn  { background: #FFFBEB; border-color: #FDE68A; color: #854D0E; }

/* Image placeholders */
.figure { margin: 22px 0 26px; }
.figure img { display: block; max-width: 100%; height: auto; border: 1px solid var(--cb-divider); border-radius: 12px; }
.figure-frame { aspect-ratio: 16 / 9; border: 1px dashed var(--cb-border-strong); border-radius: 12px; background: repeating-linear-gradient(135deg, #FAFAFC 0 12px, #F3F4F6 12px 24px); display: flex; align-items: center; justify-content: center; color: var(--cb-gray-500); font: 500 12px var(--cb-font-ui); letter-spacing: 0.04em; text-transform: uppercase; }
.figure figcaption { margin-top: 8px; font: 400 13px var(--cb-font-sans); color: var(--cb-gray-500); text-align: center; }

/* Compare cards (manage-syncs, unified-calendar) */
.compare { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 18px 0 24px; }
.compare .card { padding: 18px 18px 16px; background: #fff; border: 1px solid var(--cb-border); border-radius: 12px; }
.compare .card h3 { margin: 0 0 4px; font: 600 16px var(--cb-font-sans); color: var(--cb-ink); }
.compare .card .tag { display: inline-block; margin-bottom: 8px; padding: 2px 8px; border-radius: 9999px; font: 600 11px var(--cb-font-sans); letter-spacing: 0.04em; text-transform: uppercase; }
.compare .one .tag { background: #FFF3EC; color: #B45309; }
.compare .both .tag { background: #F2E6FF; color: #4A3B98; }
.compare ul { margin: 0; padding-left: 18px; }
.compare li { font: 400 14px/1.55 var(--cb-font-sans); color: var(--cb-gray-700); margin-bottom: 4px; }

/* Privacy / field tables */
table.priv,
table.ref { width: 100%; border-collapse: collapse; margin: 8px 0 24px; font: 400 14px/1.5 var(--cb-font-sans); }
table.priv th, table.priv td,
table.ref th, table.ref td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--cb-divider); vertical-align: top; }
table.priv th,
table.ref th { font: 600 12px var(--cb-font-sans); color: var(--cb-gray-500); text-transform: uppercase; letter-spacing: 0.06em; background: var(--cb-gray-050); }
table.priv td:first-child,
table.ref td:first-child { font-weight: 600; color: var(--cb-ink); width: 28%; }

/* Sync status chips */
.statuses { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 10px; margin: 8px 0 18px; }
.status { display: flex; gap: 10px; padding: 12px 14px; border: 1px solid var(--cb-border); border-radius: 10px; background: #fff; }
.status .dot { width: 10px; height: 10px; border-radius: 50%; flex: none; margin-top: 5px; }
.status .label { font: 600 13px var(--cb-font-sans); color: var(--cb-ink); }
.status .body { font: 400 13px/1.5 var(--cb-font-sans); color: var(--cb-gray-600); margin-top: 2px; }
.status.ok    .dot { background: #0E9F6E; }
.status.sync  .dot { background: #2563EB; }
.status.err   .dot { background: #DC2626; }

/* Plans comparison (billing) */
.plans { width: 100%; border-collapse: collapse; margin: 8px 0 24px; font: 400 14px/1.5 var(--cb-font-sans); border: 1px solid var(--cb-divider); border-radius: 12px; overflow: hidden; }
.plans th, .plans td { padding: 12px 14px; text-align: left; border-bottom: 1px solid var(--cb-divider); vertical-align: top; }
.plans tr:last-child td { border-bottom: 0; }
.plans thead th { background: var(--cb-gray-050); font: 600 13px var(--cb-font-sans); color: var(--cb-ink); }
.plans thead th:first-child { background: #fff; }
.plans th.is-popular { background: var(--cb-orange-050); color: var(--cb-orange); position: relative; }
.plans th.is-popular .pop { display: block; font: 700 10px var(--cb-font-sans); letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: 2px; }
.plans td.first-col { font-weight: 600; color: var(--cb-ink); width: 30%; }
.plans .price { font: 700 18px var(--cb-font-sans); color: var(--cb-ink); }
.plans .price .per { font: 500 12px var(--cb-font-sans); color: var(--cb-gray-500); margin-left: 2px; }
.plans .yearly { display: block; font: 500 12px var(--cb-font-sans); color: var(--cb-gray-500); margin-top: 2px; }
.plans .check { color: #0E9F6E; font-weight: 700; }
.plans .dash  { color: var(--cb-gray-400); }

/* Quick-reference cards (billing) */
.qref { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 18px 0 24px; }
.qref .card { padding: 16px 18px; background: #fff; border: 1px solid var(--cb-border); border-radius: 12px; }
.qref .card .h { font: 600 14px var(--cb-font-sans); color: var(--cb-ink); margin-bottom: 4px; display: flex; align-items: center; gap: 8px; }
.qref .card .h .material-symbols-outlined { font-size: 18px; color: var(--cb-orange); }
.qref .card .b { font: 400 13.5px/1.55 var(--cb-font-sans); color: var(--cb-gray-600); }

/* Pager */
.pager { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 56px; padding-top: 28px; border-top: 1px solid var(--cb-divider); }
.pager a { padding: 14px 16px; border-radius: 10px; border: 1px solid var(--cb-border); background: #fff; transition: border-color 140ms, background 140ms; }
.pager a:hover { border-color: var(--cb-border-strong); background: var(--cb-gray-050); text-decoration: none; }
.pager .label { font: 500 12px var(--cb-font-sans); color: var(--cb-gray-500); text-transform: uppercase; letter-spacing: 0.06em; display: flex; align-items: center; gap: 4px; margin-bottom: 4px; }
.pager .label .material-symbols-outlined { font-size: 14px; }
.pager .title { font: 600 15px var(--cb-font-sans); color: var(--cb-ink); }
.pager .next { text-align: right; }
.pager .next .label { justify-content: flex-end; }
.pager .disabled { opacity: 0.4; pointer-events: none; }

/* Was-this-helpful */
.feedback { margin-top: 32px; padding: 18px 20px; background: var(--cb-gray-050); border: 1px solid var(--cb-divider); border-radius: 12px; display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.feedback .q { font: 600 14px var(--cb-font-sans); color: var(--cb-ink); }
.feedback-btns { display: flex; gap: 8px; }
.feedback button { display: inline-flex; align-items: center; gap: 6px; padding: 8px 14px; border-radius: 8px; border: 1px solid var(--cb-border); background: #fff; font: 600 13px var(--cb-font-sans); color: var(--cb-gray-700); cursor: pointer; transition: border-color 140ms, color 140ms, background 140ms; }
.feedback button:hover { border-color: var(--cb-border-strong); color: var(--cb-ink); }
.feedback button .material-symbols-outlined { font-size: 16px; }

/* On-page TOC */
.toc { position: sticky; top: 60px; align-self: start; height: calc(100vh - 60px); overflow-y: auto; padding: 36px 0 40px; }
.toc-title { font: 700 11px/1 var(--cb-font-sans); text-transform: uppercase; letter-spacing: 0.08em; color: var(--cb-gray-500); margin-bottom: 12px; }
.toc ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 4px; border-left: 2px solid var(--cb-divider); }
.toc li a { display: block; padding: 4px 0 4px 12px; margin-left: -2px; border-left: 2px solid transparent; font: 400 13.5px/1.45 var(--cb-font-sans); color: var(--cb-gray-600); transition: color 120ms, border-color 120ms; }
.toc li a:hover { color: var(--cb-ink); text-decoration: none; }
.toc li a.is-active { color: var(--cb-orange); font-weight: 600; border-left-color: var(--cb-orange); }
.toc li.indent a { padding-left: 24px; font-size: 13px; color: var(--cb-gray-500); }

/* ── Docs landing (index) ──────────────────────────────────── */
.home-hero { padding: 16px 0 28px; border-bottom: 1px solid var(--cb-divider); margin-bottom: 28px; }
.home-hero .eyebrow { font: 700 11px/1 var(--cb-font-sans); text-transform: uppercase; letter-spacing: 0.08em; color: var(--cb-orange); margin-bottom: 10px; }
.home-hero h1 { margin: 0 0 10px; font: 700 40px/1.1 var(--cb-font-sans); letter-spacing: -0.02em; color: var(--cb-ink); }
.home-hero p { margin: 0; font: 400 18px/1.55 var(--cb-font-sans); color: var(--cb-gray-600); max-width: 60ch; }
.home-search { margin-top: 22px; display: flex; align-items: center; gap: 10px; height: 48px; padding: 0 16px; background: #fff; border: 1px solid var(--cb-border); border-radius: 10px; max-width: 560px; cursor: text; transition: border-color 140ms, box-shadow 140ms; }
.home-search:hover { border-color: var(--cb-border-strong); box-shadow: 0 1px 3px rgba(16,24,40,.04); }
.home-search .material-symbols-outlined { font-size: 20px; color: var(--cb-gray-400); }
.home-search input { flex: 1; border: 0; outline: none; background: transparent; font: 400 15px var(--cb-font-sans); color: var(--cb-ink); }
.home-search input::placeholder { color: var(--cb-gray-500); }
.home-search .kbd { font: 500 11px/1 var(--cb-font-ui); color: var(--cb-gray-500); border: 1px solid var(--cb-border); border-bottom-width: 2px; background: var(--cb-gray-050); padding: 2px 6px; border-radius: 4px; }

.home-section { margin: 0 0 36px; }
.home-section-head { display: flex; align-items: baseline; gap: 12px; margin-bottom: 14px; padding-bottom: 10px; border-bottom: 1px solid var(--cb-divider); }
.home-section-head h2 { margin: 0; font: 700 18px/1.2 var(--cb-font-sans); color: var(--cb-ink); letter-spacing: -0.005em; }
.home-section-head .count { font: 500 13px var(--cb-font-sans); color: var(--cb-gray-500); }

.home-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.home-card { padding: 18px 20px; background: #fff; border: 1px solid var(--cb-border); border-radius: 12px; transition: border-color 140ms, box-shadow 140ms, transform 140ms; color: inherit; display: flex; flex-direction: column; }
.home-card:hover { border-color: var(--cb-border-strong); box-shadow: 0 1px 3px rgba(16,24,40,.04); transform: translateY(-1px); }
.home-card-head { display: flex; align-items: center; gap: 10px; margin-bottom: 6px; }
.home-card-head .icon { width: 32px; height: 32px; flex: none; display: flex; align-items: center; justify-content: center; border-radius: 8px; background: var(--cb-orange-050); color: var(--cb-orange); }
.home-card-head .icon .material-symbols-outlined { font-size: 18px; }
.home-card-head h3 { margin: 0; font: 600 16px/1.3 var(--cb-font-sans); }
.home-card-head h3 a { color: var(--cb-ink); font-weight: 600; }
.home-card-head h3 a:hover { color: var(--cb-orange); text-decoration: none; }
.home-card .desc { margin: 0 0 12px; font: 400 14px/1.55 var(--cb-font-sans); color: var(--cb-gray-600); max-width: none; }
.home-card .links { display: flex; flex-direction: column; gap: 2px; padding-top: 10px; border-top: 1px dashed var(--cb-divider); margin-top: auto; }
.home-card .links a { font: 500 13.5px/1.7 var(--cb-font-sans); color: var(--cb-gray-700); display: flex; align-items: center; gap: 8px; }
.home-card .links a::before { content: ""; width: 4px; height: 4px; border-radius: 50%; background: var(--cb-gray-300); flex: none; }
.home-card .links a:hover { color: var(--cb-orange); text-decoration: none; }
.home-card .links a:hover::before { background: var(--cb-orange); }
.home-card .more { margin-top: 12px; font: 600 13px var(--cb-font-sans); color: var(--cb-orange); display: inline-flex; align-items: center; gap: 4px; align-self: flex-start; }
.home-card .more .material-symbols-outlined { font-size: 16px; transition: transform 140ms; }
.home-card .more:hover { text-decoration: none; }
.home-card .more:hover .material-symbols-outlined { transform: translateX(2px); }

.home-help { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 8px; }
.home-help .card { padding: 18px 20px; border: 1px solid var(--cb-border); border-radius: 12px; background: #fff; }
.home-help .card h3 { margin: 0 0 4px; font: 600 15px var(--cb-font-sans); color: var(--cb-ink); }
.home-help .card p { margin: 0 0 10px; font: 400 14px/1.55 var(--cb-font-sans); color: var(--cb-gray-600); max-width: none; }
.home-help .card a { font: 600 13.5px var(--cb-font-sans); color: var(--cb-orange); display: inline-flex; align-items: center; gap: 4px; }
.home-help .card a .material-symbols-outlined { font-size: 16px; }

/* ───────────────────────────────────────────────────────────────
   Responsive
   - Desktop  : ≥1180px — full 3-col (sidenav + article + TOC)
   - Tablet L : 1024–1179 — 2-col (sidenav + article), TOC hidden
   - Tablet   : 768–1023  — sidenav narrows; topbar tightens
   - Mobile   : 480–767   — single column, sidenav becomes
                             a horizontal scroll strip of section
                             chips above the article
   - Phone    : ≤479      — denser type & padding
   ─────────────────────────────────────────────────────────────── */

/* Tablet L: hide TOC, two columns */
@media (max-width: 1179px) {
  .layout { grid-template-columns: 232px minmax(0, 1fr); gap: 32px; }
  .toc { display: none; }
  .home-grid { grid-template-columns: 1fr 1fr; }
}

/* Tablet: narrower sidenav, tighter topbar */
@media (max-width: 1023px) {
  .layout { grid-template-columns: 212px minmax(0, 1fr); gap: 24px; padding: 0 20px; }
  .topbar-inner { padding: 10px 20px; gap: 14px; }
  .global-search { max-width: 320px; }
  .logo-tag { display: none; }
  .article { padding: 28px 0 80px; }
  .article h1 { font-size: 32px; }
  .home-hero h1 { font-size: 34px; }
  .sidenav { padding: 22px 6px 32px 0; }
  .sidenav-item { font-size: 13.5px; padding: 6px 10px; }
  .sidenav-children .sidenav-item { font-size: 13px; padding: 5px 8px; }
  .home-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
}

/* Hamburger toggle — hidden on desktop, shown on mobile */
.nav-toggle { display: none; align-items: center; justify-content: center; width: 40px; height: 40px; padding: 0; border: 1px solid var(--cb-border); border-radius: 8px; background: #fff; cursor: pointer; color: var(--cb-gray-700); }
.nav-toggle:hover { background: var(--cb-gray-050); border-color: var(--cb-border-strong); color: var(--cb-ink); }
.nav-toggle .material-symbols-outlined { font-size: 22px; }

/* Scrim shown behind the open drawer */
.nav-scrim { display: none; position: fixed; inset: 0; z-index: 30; background: rgba(16, 24, 40, 0.45); }

/* Mobile: hidden off-canvas drawer toggled by hamburger */
@media (max-width: 767px) {
  .layout { grid-template-columns: 1fr; gap: 0; padding: 0; }
  .topbar { position: sticky; }
  .topbar-inner { height: 52px; padding: 8px 16px; gap: 10px; }
  .topbar .logo img.wordmark { display: none; }
  .global-search { display: none; }
  .topbar-link { padding: 6px 10px; font-size: 13px; }
  .topbar-link span:not(.material-symbols-outlined) { display: none; }
  .nav-toggle { display: inline-flex; }

  .sidenav {
    position: fixed; top: 0; left: 0; bottom: 0;
    width: min(320px, 86vw);
    z-index: 40;
    background: #fff;
    border-right: 1px solid var(--cb-divider);
    box-shadow: 0 24px 48px rgba(16, 24, 40, 0.18);
    padding: 24px 16px 32px;
    height: 100vh; max-height: 100vh;
    overflow-y: auto;
    align-self: auto;
    display: block;
    transform: translateX(-100%);
    transition: transform 240ms ease;
    visibility: hidden;
  }
  .is-nav-open .sidenav { transform: translateX(0); visibility: visible; }
  .is-nav-open .nav-scrim { display: block; }
  .is-nav-open { overflow: hidden; }

  .sidenav-section { margin-bottom: 18px; }
  .sidenav-section-title { display: block; }
  .sidenav-children { display: flex; }

  .article { padding: 22px 16px 64px; }
  .article h1 { font-size: 26px; }
  .article h2 { font-size: 21px; margin-top: 32px; }
  .article h3 { font-size: 16.5px; }
  .article p, .article li { font-size: 15.5px; line-height: 1.6; }
  .article .lede { font-size: 16.5px; }
  .article .meta { flex-wrap: wrap; }

  .crumbs { font-size: 12.5px; }

  .steps > li { padding: 14px 14px 14px 50px; }
  .steps > li::before { left: 12px; top: 14px; }

  .compare, .statuses, .qref { grid-template-columns: 1fr; }
  .feedback { flex-direction: column; align-items: flex-start; }

  .pager { grid-template-columns: 1fr; gap: 8px; margin-top: 40px; padding-top: 20px; }
  .pager .next { text-align: left; }
  .pager .next .label { justify-content: flex-start; }

  .plans { display: block; overflow-x: auto; }

  /* Index landing */
  .home-hero { padding: 8px 0 18px; margin-bottom: 20px; }
  .home-hero h1 { font-size: 28px; }
  .home-hero p { font-size: 15.5px; }
  .home-search { height: 44px; }
  .home-section { margin-bottom: 28px; }
  .home-grid, .home-help { grid-template-columns: 1fr; gap: 10px; }
  .home-card { padding: 16px 18px; }
}

/* Phone */
@media (max-width: 479px) {
  .topbar-inner { padding: 8px 12px; }
  .article { padding: 18px 14px 56px; }
  .article h1 { font-size: 23px; }
  .article h2 { font-size: 19px; }
  .home-hero h1 { font-size: 24px; }
  .home-hero p { font-size: 15px; }
  .crumbs { gap: 4px; }
  .crumbs a:not(:last-of-type), .crumbs .sep:first-of-type, .crumbs .sep:nth-of-type(1) ~ a:first-of-type {
    /* keep all crumbs but allow them to wrap */
  }
}