/* Patient shell — site header, view-mode layering, cancer picker, single-cancer main view.
   The researcher star map (#researcherApp, formerly #app) sits at z-index 0; #home and
   #cancerMain are opaque layers above it; switching to researcher just uncovers the canvas. */
:root { --header-h: 58px; }

/* ---- site header (always on top) ---- */
#siteHeader {
  position: fixed; top: 0; left: 0; right: 0; height: var(--header-h); z-index: 60;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 0 16px; box-sizing: border-box;
  background: rgba(255,255,255,.94); backdrop-filter: blur(9px);
  border-bottom: 1px solid var(--stroke);
  transition: background-color .3s ease, border-color .3s ease, opacity .18s ease-in-out;
}
#siteHeader .brand-title, #siteHeader .brand-sub {
  transition: color .3s ease;
}
/* brand hairline: a quiet violet thread under the header, anchored at the brand edge */
#siteHeader::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -1px; height: 1px;
  background: linear-gradient(90deg, rgba(139,92,246,.45), rgba(139,92,246,.14) 38%, transparent 72%);
  pointer-events: none;
}
[data-map-theme="dark"] body[data-view="researcher"] #siteHeader::after {
  background: linear-gradient(90deg, rgba(167,139,250,.6), rgba(167,139,250,.18) 38%, transparent 72%);
}
.site-brand { background: none; border: none; text-align: left; cursor: pointer;
  display: flex; flex-direction: column; gap: 1px; padding: 4px 2px 4px 14px; }
/* align the brand's left edge with the 30px content gutter (home-hero + researcher topbar);
   header padding is 16px, so +14px lands the text at 30px. Narrow tablet drops the topbar to
   18px, so bring the brand back to 18px there to stay aligned. */
@media (max-width: 900px) { .site-brand { padding-left: 2px; } }
.brand-title { font-family: var(--serif); font-size: 16px; font-weight: 600; color: var(--ink); }
.brand-sub { font-size: 11px; color: var(--muted); }
.site-actions { display: flex; align-items: center; gap: 9px; flex-wrap: wrap; justify-content: flex-end; }
.site-btn { background: var(--panel-soft); border: 1px solid var(--stroke); color: var(--ink-soft);
  border-radius: 9px; padding: 6px 12px; font-size: 13px; cursor: pointer;
  transition: border-color 0.15s ease, color 0.15s ease, background-color 0.15s ease, transform 0.15s var(--ease-out); }
.site-btn:hover { border-color: var(--stroke-strong); color: var(--ink); }
.site-btn:active { transform: translateY(1px) scale(0.98); }
.site-btn[aria-current="page"] { border-color: var(--accent-line); color: var(--accent); }
.lang-toggle { display: inline-flex; border: 1px solid var(--stroke); border-radius: 9px; overflow: hidden; }
.lang-toggle button { background: transparent; border: none; color: var(--muted); padding: 6px 11px; font-size: 13px; cursor: pointer;
  transition: background-color 0.15s ease, color 0.15s ease; }
.lang-toggle button:hover:not(.on) { color: var(--ink-soft); }
.lang-toggle button.on { background: var(--accent-soft); color: var(--accent); }
body:not([data-view="cancer"]) .lang-toggle { display: none; }
body[data-view="home"] #navHome { display: none; }

/* ---- researcher star map underneath ---- */
#researcherApp { position: fixed; inset: 0; z-index: 0; overflow: hidden;
  background:
    radial-gradient(90% 66% at 48% 112%, rgba(139, 92, 246, 0.07), transparent 58%),
    radial-gradient(54% 48% at 72% 30%, rgba(139, 92, 246, 0.035), transparent 70%),
    var(--bg);
}

/* ---- opaque layers above the star map, below the header ---- */
#home, #cancerMain {
  position: fixed; left: 0; right: 0; top: var(--header-h); bottom: 0; z-index: 40;
  overflow-y: auto; -webkit-overflow-scrolling: touch; background: var(--bg);
}
#home {
  background:
    radial-gradient(92% 62% at 50% 112%, rgba(139, 92, 246, 0.055), transparent 58%),
    radial-gradient(46% 34% at 78% 16%, rgba(139, 92, 246, 0.03), transparent 72%),
    var(--bg);
}

/* soft ambient light behind the hero (fixed so it stays put while the list scrolls) */
#home::before {
  content: "";
  position: fixed;
  top: var(--header-h);
  left: 0;
  right: 0;
  height: 420px;
  z-index: 0;
  pointer-events: none;
  background: radial-gradient(46% 78% at 22% 6%, rgba(139,92,246, 0.055), transparent 70%);
}

#home > * {
  position: relative;
  z-index: 1;
}

/* ---- view visibility (crossfaded, not snapped) ---- */
#home, #cancerMain {
  opacity: 1;
  visibility: visible;
  transition: opacity .34s ease, visibility 0s;
}
body[data-view="home"] #cancerMain,
body[data-view="cancer"] #home,
body[data-view="researcher"] #home,
body[data-view="researcher"] #cancerMain {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity .34s ease, visibility 0s .34s;
}
/* home<->cancer swaps skip the crossfade entirely (see shell.js setView) */
body.view-snap #home, body.view-snap #cancerMain { transition: none !important; }
/* researcher view keeps "选择癌种" as the explicit way back to the patient picker;
   only the current-view "研究者视图" marker is dropped here. */
body[data-view="researcher"] #navResearcher { display: none; }
.site-brand[aria-disabled="true"] { cursor: default; pointer-events: none; }
/* keep the researcher star-map chrome clear of the fixed site header */
#researcherApp .topbar { top: calc(var(--header-h) + 12px); }

/* lazy-load state for the research graph (fetched only on first researcher entry) */
#mapLoading { position: absolute; inset: 0; z-index: 55; display: none; place-items: center;
  background: var(--bg); color: var(--ink-soft); }
#mapLoading[data-state="on"], #mapLoading[data-state="error"] { display: grid; }
.map-loading-inner { text-align: center; display: flex; flex-direction: column; align-items: center; gap: 12px; }
.map-spinner { width: 28px; height: 28px; border: 3px solid var(--stroke); border-top-color: var(--accent);
  border-radius: 50%; animation: map-spin 0.8s linear infinite; }
@keyframes map-spin { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .map-spinner { animation: none; } }

/* ---- home: cancer picker ---- */
.home-hero { max-width: 1100px; margin: 0 auto; padding: 48px 30px 12px; }
.home-hero h1 { max-width: 15em; font-family: var(--serif); font-size: clamp(26px, 3.2vw, 36px);
  line-height: 1.16; letter-spacing: -0.02em; font-weight: 700; margin: 0 0 14px; color: var(--ink); text-wrap: balance; }
.home-title-mark { color: var(--accent); }
.home-lede { font-size: 15.5px; line-height: 1.7; color: var(--ink-soft); margin: 0 0 22px; max-width: none; }
.home-lede strong { color: var(--ink); }
.home-search-wrap { width: min(640px, 100%); }
.home-search-wrap input { width: 100%; box-sizing: border-box; padding: 12px 15px 12px 40px; border-radius: 10px;
  border: 1px solid var(--stroke-strong); color: var(--ink); font-size: 15px;
  background: rgba(255,255,255,.8) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2394a3b8' stroke-width='2' stroke-linecap='round'%3E%3Ccircle cx='11' cy='11' r='7'/%3E%3Cpath d='m20 20-3.8-3.8'/%3E%3C/svg%3E") no-repeat 14px 50% / 16px;
  transition: border-color 0.16s ease, box-shadow 0.16s ease, background-color 0.16s ease; }
.home-search-wrap input:hover { border-color: rgba(15,23,42, 0.38); }
.home-search-wrap input:focus { outline: 2px solid rgba(139,92,246, 0.42); outline-offset: 2px;
  border-color: var(--accent-line); box-shadow: 0 0 0 4px rgba(139,92,246, 0.10); }
.home-context { max-width: 76ch; margin: 14px 0 0; padding: 9px 14px;
  border-left: 2px solid var(--accent-line); border-radius: 0 10px 10px 0;
  background: rgba(139,92,246, 0.05); }
.home-context p { margin: 0; color: var(--muted); font-size: 12.5px; line-height: 1.65; }
.home-context strong { color: var(--ink-soft); font-weight: 650; }
.home-grid { max-width: 1100px; margin: 18px auto 0; padding: 10px 30px 42px; }
.cx-group { margin-bottom: 30px; }
.cx-group-title { display: flex; align-items: center; gap: 12px; font-size: 12.5px; letter-spacing: 0.08em;
  color: var(--muted); margin: 0 0 12px; }
.cx-group-title::before { content: ""; width: 3px; height: 12px; border-radius: 2px;
  background: var(--accent); opacity: 0.75; }
.cx-group-title::after { content: ""; flex: 1; height: 1px; background: var(--stroke); }
.cx-cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 10px 12px; }
.cx-card-item { min-width: 0; }
.cx-card { position: relative; text-align: left; background: #ffffff;
  border: 1px solid var(--stroke); border-radius: 11px;
  width: 100%; height: 100%; padding: 13px 32px 12px 14px; cursor: pointer;
  display: flex; flex-direction: column; gap: 4px;
  transition: border-color 0.16s ease, background-color 0.16s ease,
    transform 0.18s var(--ease-out), box-shadow 0.18s ease; }
.cx-card::after { content: "→"; position: absolute; top: 13px; right: 13px;
  color: var(--accent); font-size: 13px; line-height: 1;
  opacity: 0; transform: translateX(-5px);
  transition: opacity 0.16s ease, transform 0.18s var(--ease-out); }
.cx-card:hover { border-color: var(--accent-line); background: #fbf7ff;
  transform: translateY(-2px); box-shadow: var(--shadow-lift); }
.cx-card:hover::after { opacity: 1; transform: none; }
.cx-card:active { transform: scale(0.99); }
.cx-name { font-size: 15px; color: var(--ink); font-weight: 500; line-height: 1.4; }
.cx-count { font-size: 11px; color: var(--muted); margin-top: auto;
  font-family: var(--mono); font-variant-numeric: tabular-nums; letter-spacing: 0.01em; }
.home-count-note { max-width: 1100px; margin: 0 auto; padding: 0 22px 12px; font-size: 12px; color: var(--muted); line-height: 1.6; }
.home-disclaimer { max-width: 1100px; margin: 0 auto; padding: 0 22px 56px; font-size: 12px; color: var(--faint); line-height: 1.6; }
.home-disclaimer strong { color: var(--muted); }
.home-empty { text-align: center; color: var(--muted); padding: 46px 20px; margin: 24px 0;
  border: 1px dashed var(--stroke-strong); border-radius: 14px; background: rgba(248,250,252,.7);
  font-size: 14px; line-height: 1.7; }

/* ---- cancer main view: the l2-* content renders as a document, not a modal ---- */
#cancerMain {
  padding: 44px 30px 80px;
  background:
    radial-gradient(62% 38% at 78% 4%, rgba(139, 92, 246, 0.035), transparent 72%),
    radial-gradient(74% 52% at 18% 104%, rgba(139, 92, 246, 0.05), transparent 68%),
    var(--bg);
}
#cancerMain > * { max-width: 1100px; margin-left: auto; margin-right: auto; }
#cancerMain > .l2-head { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 18px 28px;
  align-items: start; margin-bottom: 28px; position: static; top: auto; z-index: auto;
  background: transparent; padding: 0; }
.cancer-doc-title { min-width: 0; }
.cancer-doc-title .l2-kicker { display:flex; align-items:center; gap:10px; margin:0 0 12px;
  color:var(--muted); font-family:var(--mono); font-size:11px; font-weight:650; letter-spacing:.08em; }
.cancer-doc-title .l2-badge { margin-left:0; }
.cancer-doc-title h2 { margin:0; font-family:var(--serif); font-size:clamp(24px,2.8vw,32px); font-weight:700;
  line-height:1.14; letter-spacing:-.02em; color:var(--ink); }
.cancer-doc-title h2 > span { display:block; }
.cancer-doc-title h2 small { display:block; margin-top:8px; font:500 13px/1.4 var(--sans); letter-spacing:.01em;
  color:var(--faint); }
.cancer-mode-note { margin:14px 0 0; color:var(--muted); font-size:13px; line-height:1.55; }
.l2-back { background: var(--panel-soft); border: 1px solid var(--stroke); color: var(--ink-soft);
  border-radius: 9px; padding: 6px 13px; cursor: pointer; font-size: 13px;
  transition: border-color 0.15s ease, color 0.15s ease, transform 0.15s var(--ease-out); }
.l2-back:hover { border-color: var(--accent); color: var(--ink); }
.l2-back:active { transform: translateY(1px) scale(0.98); }
.l2-group-lead { margin: 20px auto 8px; font-size: 13.5px; line-height: 1.65; color: var(--ink-soft);
  padding: 12px 15px; border-left: 3px solid var(--accent); background: var(--accent-soft); border-radius: 0 10px 10px 0; }
.l2-group-lead strong { color: var(--ink); }
.l2-more { border: 1px solid var(--stroke); border-radius: 12px; margin-top: 16px; background: var(--panel-soft); overflow: hidden; }
.l2-more > summary { cursor: pointer; padding: 12px 15px; font-weight: 600; color: var(--ink); font-size: 14px; }

/* ---- cancer document: editorial reading structure ---- */
.cancer-doc-overview { display:grid; grid-template-columns:minmax(0,1.6fr) minmax(260px,.8fr);
  margin-bottom:38px; border-top:1px solid var(--stroke); border-bottom:1px solid var(--stroke); }
#cancerMain .patient-context { margin:0; padding:22px 30px 22px 0; border:0; background:transparent;
  grid-template-columns:minmax(190px,.72fr) minmax(0,1.55fr); column-gap:30px; }
#cancerMain .patient-context h3 { font-size:15px; line-height:1.45; }
#cancerMain .patient-context p { font-size:12.5px; }
#cancerMain .patient-context ul { gap:8px 24px; }
#cancerMain .patient-context li { position:relative; padding-left:13px; font-size:12.5px; line-height:1.45; }
#cancerMain .patient-context li::before { content:""; position:absolute; left:0; top:.58em; width:4px; height:4px;
  border-radius:50%; background:var(--stroke-strong); }
#cancerMain .l2-banner { display:flex; flex-direction:column; justify-content:center; gap:7px; margin:0; padding:22px 0 22px 30px;
  border:0; border-left:1px solid var(--stroke); background:transparent; }
#cancerMain .l2-banner strong { color:var(--ink); font-size:13px; }
#cancerMain .l2-banner p { margin:0; color:var(--ink-soft); font-size:12.5px; line-height:1.6; }
#cancerMain .l2-banner span { color:var(--faint); font-size:11.5px; line-height:1.55; }

.cancer-doc-layout { display:grid; grid-template-columns:190px minmax(0,1fr); gap:52px; align-items:start; }
.cancer-doc-nav { position:sticky; top:26px; display:grid; align-content:start; }
.cancer-doc-nav-label { margin:0 0 10px; color:var(--faint); font-size:11px; font-weight:650; letter-spacing:.08em; }
.cancer-doc-nav button { position:relative; display:grid; gap:2px; width:100%; padding:11px 12px; text-align:left;
  border:0; border-left:1px solid var(--stroke); border-radius:0; background:transparent; color:var(--ink-soft); cursor:pointer;
  transition: background-color 0.15s ease, color 0.15s ease; }
.cancer-doc-nav button::before { content:""; position:absolute; left:-1px; top:11px; bottom:11px; width:1px;
  background:transparent; transition: background-color 0.15s ease, width 0.15s ease; }
.cancer-doc-nav button:hover { background:rgba(139,92,246,.055); color:var(--ink); }
.cancer-doc-nav button:hover::before { background:var(--accent); width:2px; }
.cancer-doc-nav button:active { transform: translateY(1px); }
.cancer-doc-nav button span { font-size:13px; font-weight:600; }
.cancer-doc-nav button small { color:var(--faint); font-size:11px; line-height:1.35; }
.cancer-doc-flow { min-width:0; }
.cancer-doc-flow > * { scroll-margin-top:24px; }

#cancerMain .cancer-doc-flow > .stp-section { margin:0 0 42px; border:0; border-top:1px solid var(--stroke-strong);
  border-radius:0; overflow:visible; background:transparent; }
#cancerMain .cancer-doc-flow > .stp-section > summary { display:flex; align-items:center; flex-wrap:wrap; gap:8px;
  padding:19px 0 17px; list-style-position:inside; color:var(--ink); font-family:var(--serif); font-size:17px; font-weight:700; }
#cancerMain .cancer-doc-flow > .stp-section > .l2-section-body { padding:0; }
#cancerMain .stp-anchor-tag { margin-left:0; color:var(--accent); border-color:rgba(139,92,246,.35); }
#cancerMain .stp-oneliner { max-width:48em; margin:13px 0 18px; font-size:16px; line-height:1.75; font-weight:600; }
#cancerMain .stp-review { margin:0 0 17px; padding:11px 13px; border:0; border-left:2px solid rgba(154,100,32,.6);
  border-radius:0; background:rgba(154,100,32,.045); }
#cancerMain .stp-review.review-approved { border-left-color:rgba(31,122,90,.62); background:rgba(31,122,90,.04); }
#cancerMain .stp-review.review-changes { border-left-color:rgba(220,38,38,.55); background:rgba(220,38,38,.04); }
#cancerMain .stp-context-filter { margin:0 0 18px; padding:13px 14px; background:rgba(248,250,252,.8); }
#cancerMain .stp-plain-disclosure, #cancerMain .stp-musttest { margin:0 0 14px; padding:13px 15px;
  background:rgba(248,250,252,.75); }
#cancerMain .stp-stages { gap:10px; }
#cancerMain .stp-stage { border-color:rgba(15,23,42,.2); background:rgba(248,250,252,.8); }
#cancerMain .stp-stage-head { min-height:44px; padding:11px 14px; background:rgba(15,23,42,.02); }
#cancerMain .stp-plain-lines { padding:12px 16px 14px 38px; gap:10px; }
#cancerMain .stp-floor { margin-top:16px; padding:13px 15px; background:rgba(248,250,252,.65); }

.cancer-evidence-block { margin:0 0 42px; padding-top:28px; border-top:1px solid var(--stroke-strong); }
.cancer-section-head { margin-bottom:18px; }
.cancer-section-head h3 { position:relative; margin:0 0 8px; padding-left:15px; color:var(--ink);
  font:700 17px/1.35 var(--serif); letter-spacing:-.01em; }
.cancer-section-head h3::before { content:""; position:absolute; left:0; top:.34em; bottom:.3em; width:3px;
  border-radius:2px; background:var(--accent); opacity:.82; }
.cancer-section-head p { max-width:58em; margin:0; color:var(--muted); font-size:13px; line-height:1.7; }
#cancerMain .bo-wrap { gap:18px; }
#cancerMain .bo-filter { padding:0 0 4px; }
#cancerMain .bo-tier-mode { border-color:rgba(15,23,42,.2); background:rgba(248,250,252,.8); }
#cancerMain .bo-tier-mode > summary { min-height:45px; padding:12px 14px; }
#cancerMain .bo-card { background:#ffffff; }

#cancerMain .l2-more { margin:0; border:0; border-top:1px solid var(--stroke-strong); border-bottom:1px solid var(--stroke);
  border-radius:0; background:transparent; }
#cancerMain .l2-more > summary { padding:18px 0; font-size:15px; }
#cancerMain .l2-more > .l2-section-body { padding:0 0 22px; }
#cancerMain .l2-disclaimer { margin-top:22px; padding-top:0; font-size:11.5px; line-height:1.7; }

/* ---- language layer ---- */
body[data-lang="plain"] .pro-only { display: none; }
body[data-lang="pro"] .plain-only { display: none; }

.visually-hidden { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); border: 0; }

/* ---- 问诊清单 (take-to-doctor checklist) ---- */
.l2-head-actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.l2-visit { background: var(--accent-soft); border: 1px solid rgba(139,92,246, 0.3); color: var(--accent);
  border-radius: 9px; padding: 6px 13px; cursor: pointer; font-size: 13px; font-weight: 600;
  transition: border-color 0.15s ease, background-color 0.15s ease, transform 0.15s var(--ease-out); }
.l2-visit:hover { border-color: var(--accent); background: rgba(139,92,246, 0.20); }
.l2-visit:active { transform: translateY(1px) scale(0.98); }
#visitOverlay { position: fixed; inset: 0; z-index: 80; display: grid; place-items: center; padding: 20px; box-sizing: border-box; }
#visitOverlay[aria-hidden="true"] { display: none; }
.visit-backdrop { position: fixed; inset: 0; background: rgba(15,23,42,.4); }
.visit-panel { position: relative; z-index: 1; width: min(680px, 100%); max-height: 88vh; display: flex; flex-direction: column; box-sizing: border-box;
  background: var(--panel-solid); border: 1px solid var(--stroke-strong); border-radius: 14px; box-shadow: var(--shadow); overflow: hidden; }
.visit-head { display: flex; align-items: center; justify-content: space-between; padding: 12px 16px; border-bottom: 1px solid var(--stroke); }
.visit-head h3 { margin: 0; font-family: var(--serif); font-size: 15px; font-weight: 700; color: var(--ink); }
.visit-actions { display: flex; gap: 8px; }
.visit-btn { background: var(--panel-soft); border: 1px solid var(--stroke); color: var(--ink-soft); border-radius: 8px; padding: 6px 12px; font-size: 13px; cursor: pointer; }
.visit-btn:hover { border-color: var(--accent); color: var(--ink); }
.visit-text { margin: 0; padding: 16px 18px; overflow: auto; overscroll-behavior: contain; white-space: pre-wrap; word-break: break-word;
  font-family: var(--sans); font-size: 13.5px; line-height: 1.7; color: var(--ink-soft); }

/* print: show only the checklist */
@media print {
  body.printing-visit > * { display: none !important; }
  body.printing-visit #visitOverlay { display: block !important; position: static; }
  body.printing-visit #visitOverlay .visit-backdrop, body.printing-visit .visit-actions { display: none !important; }
  body.printing-visit .visit-panel { box-shadow: none; border: none; max-height: none; width: 100%; color: #000; }
  body.printing-visit .visit-text { color: #000; }
}

@media (max-width: 900px) {
  #researcherApp { overflow-x: hidden; overflow-y: auto; -webkit-overflow-scrolling: touch; }
  .cancer-doc-layout { grid-template-columns:1fr; gap:24px; }
  .cancer-doc-nav { position:static; display:flex; gap:7px; overflow-x:auto; padding-bottom:8px; }
  .cancer-doc-nav-label { display:none; }
  .cancer-doc-nav button { flex:0 0 auto; width:auto; min-width:152px; padding:9px 11px; border:1px solid var(--stroke);
    border-radius:9px; background:rgba(248,250,252,.7); }
  .cancer-doc-nav button::before { display:none; }
  /* collapse the nested patient-context to natural block flow (heading → note → bullets) from
     tablet down; the 2-col grid squeezed bullets into ~110px ragged columns at 641–900px */
  #cancerMain .patient-context { display:block; }
  #cancerMain .patient-context ul { grid-template-columns:1fr; margin-top:8px; }
}

@media (max-width: 640px) {
  :root { --header-h: 88px; }
  #siteHeader { flex-direction: column; align-items: stretch; justify-content: center;
    gap: 5px; padding: 7px 10px; }
  .site-brand { width: 100%; min-width: 0; flex-direction: row; align-items: baseline; gap: 8px; padding: 0 2px; }
  .brand-title { flex: 0 0 auto; font-size: 15px; }
  .brand-sub { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 10px; }
  .site-actions { width: 100%; gap: 4px; flex-wrap: nowrap; justify-content: space-between; }
  .site-btn { min-height: 40px; padding: 8px 10px; font-size: 11px; white-space: nowrap; }
  .lang-toggle { flex: 0 0 auto; }
  .lang-toggle button { min-height: 40px; padding: 8px 9px; font-size: 11px; white-space: nowrap; }
  #cancerMain { padding: 28px 18px 60px; }
  #cancerMain > .l2-head { grid-template-columns: 1fr; align-items: start; gap: 14px; padding-bottom: 16px; }
  /* wrap the 3 reading-nav buttons instead of clipping the 3rd in a hidden scroll rail */
  .cancer-doc-nav { flex-wrap: wrap; overflow-x: visible; padding-bottom: 0; }
  .cancer-doc-nav button { min-width: 0; flex: 1 1 46%; }
  .cancer-doc-title h2 { font-size:clamp(24px,7vw,30px); line-height:1.16; }
  .cancer-doc-title h2 small { margin-top:7px; font-size:12.5px; }
  .l2-head-actions { order: 2; }
  .cancer-doc-overview { grid-template-columns:1fr; margin-bottom:28px; }
  #cancerMain .patient-context { grid-template-columns:1fr; gap:8px; padding:18px 0; }
  #cancerMain .patient-context h3, #cancerMain .patient-context p, #cancerMain .patient-context ul { grid-column:1; grid-row:auto; }
  #cancerMain .patient-context ul { grid-template-columns:1fr; gap:7px; margin-top:5px; }
  #cancerMain .l2-banner { padding:18px 0; border-left:0; border-top:1px solid var(--stroke); }
  #cancerMain .cancer-doc-flow > .stp-section > summary { font-size:16px; }
  .cancer-section-head h3 { font-size:16px; }
  .cx-cards { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 8px; }
  .cx-card { padding: 11px 12px 10px; }
  .cx-card::after { display: none; }
  .home-hero { padding: 34px 18px 8px; }
  .home-hero h1 { font-size: clamp(26px, 7.5vw, 34px); margin-bottom: 12px; }
  .home-lede { font-size: 14px; margin-bottom: 18px; }
  .home-grid { padding-left: 18px; padding-right: 18px; }
  .visit-head { align-items: flex-start; flex-direction: column; gap: 8px; }
  .visit-actions { width: 100%; justify-content: flex-end; }
  .visit-btn { padding: 5px 9px; }

  body[data-view="home"], body[data-view="researcher"] { --header-h: 58px; }
  body[data-view="home"] #siteHeader,
  body[data-view="researcher"] #siteHeader {
    flex-direction: row; align-items: center; justify-content: space-between; gap: 8px; padding: 0 10px;
  }
  body[data-view="home"] .site-brand,
  body[data-view="researcher"] .site-brand { width: auto; flex-direction: column; align-items: flex-start; gap: 0; }
  body[data-view="home"] .site-actions,
  body[data-view="researcher"] .site-actions { width: auto; justify-content: flex-end; }
}