:root {
  --paper: #f5f7f7;
  --panel: #ffffff;
  --field: #edf2f2;
  --ink: #14191b;
  --muted: #687274;
  --quiet: #8b9597;
  --line: #d6dfe0;
  --line-strong: #9eabad;
  --teal: #007c83;
  --teal-dark: #005e64;
  --danger: #b3261e;
  --radius: 2px;
  --font-sans: Inter, "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }
html { min-width: 320px; background: var(--paper); }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--font-sans); font-size: 16px; line-height: 1.5; -webkit-font-smoothing: antialiased; }
button, input, textarea { font: inherit; border-radius: var(--radius); }
button { color: inherit; }
a { color: inherit; }

/* 页面骨架 */
.layout { display: grid; grid-template-columns: 236px minmax(0, 1fr); min-height: 100vh; }
.sidebar { position: sticky; top: 0; display: flex; min-height: 100vh; flex-direction: column; padding: 28px 20px 22px; background: var(--panel); border-right: 1px solid var(--line-strong); }
.brand { display: flex; align-items: flex-start; gap: 12px; padding-bottom: 24px; border-bottom: 1px solid var(--line); text-decoration: none; }
.brand-mark { width: 10px; height: 10px; flex: 0 0 auto; margin-top: 5px; background: var(--teal); border: 1px solid var(--ink); }
.brand-title, .brand-subtitle { display: block; }
.brand-title { font-size: 1.15rem; font-weight: 650; line-height: 1.1; }
.brand-subtitle, .sidebar-label, .sidebar-foot, .nav-copy, .source-link { font-family: var(--font-mono); }
.brand-subtitle { margin-top: 6px; color: var(--muted); font-size: .68rem; letter-spacing: .04em; }
.sidebar-label { margin: 28px 0 10px; color: var(--muted); font-size: .68rem; letter-spacing: .05em; }
#nav { display: grid; }
.nav-item { width: 100%; display: grid; grid-template-columns: 34px minmax(0, 1fr); gap: 8px; align-items: start; padding: 12px 8px 12px 10px; border: 0; border-bottom: 1px solid var(--line); background: transparent; text-align: left; cursor: pointer; }
.nav-item:hover, .nav-item:focus-visible { background: var(--field); outline: none; }
.nav-item.active { border-left: 2px solid var(--teal); padding-left: 8px; background: var(--field); }
.nav-step { color: var(--quiet); font-size: .74rem; line-height: 1.3; }
.nav-item.active .nav-step { color: var(--teal-dark); }
.nav-copy strong { display: block; font-family: var(--font-sans); font-size: .92rem; font-weight: 650; line-height: 1.25; }
.source-link { margin-top: auto; padding: 12px 0; color: var(--teal-dark); font-size: .72rem; text-decoration: none; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.source-link:hover { text-decoration: underline; text-underline-offset: .2em; }
.sidebar-foot { margin-top: 14px; color: var(--muted); font-size: .68rem; line-height: 1.55; }
.main { min-width: 0; }
.content { width: min(100% - 56px, 1180px); margin: 0 auto; padding: 28px 0 64px; }

/* 患者上下文 */
.patient-context { margin-bottom: 30px; border: 1px solid var(--line-strong); background: var(--panel); }
.context-strip { display: flex; align-items: center; min-height: 34px; padding: 7px 14px; border-bottom: 1px solid var(--line); }
.simulation-boundary { color: var(--teal-dark); font-family: var(--font-mono); font-size: .68rem; letter-spacing: .04em; }
.patient-context-body { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.7fr); gap: 30px; padding: 18px 20px; }
.eyebrow, .page-kicker, .panel-kicker, .panel-meta, .status-note, .status-dot, .note-mark, .selection-count, .list-heading, .finding-status, .case-match, .case-match small, .severity, .detail-status, .boundary-note-inline, .recording-indicator { font-family: var(--font-mono); }
.eyebrow, .page-kicker, .panel-kicker, .note-mark { color: var(--muted); font-size: .68rem; letter-spacing: .04em; text-transform: uppercase; }
.patient-primary h2 { margin: 6px 0 5px; font-size: clamp(1.45rem, 1.1rem + .8vw, 1.95rem); line-height: 1.15; font-weight: 650; }
.patient-primary h2 > span:last-child { color: var(--muted); font-size: .76em; font-weight: 500; white-space: nowrap; }
.patient-primary p { max-width: 470px; margin: 0; color: var(--muted); font-size: .86rem; line-height: 1.45; }
.patient-facts { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; align-content: center; margin: 0; }
.patient-facts dt, .summary-facts dt, .case-facts dt, .record-fields dt { color: var(--muted); font-family: var(--font-mono); font-size: .66rem; line-height: 1.4; text-transform: uppercase; }
.patient-facts dd, .summary-facts dd, .case-facts dd, .record-fields dd { margin: 5px 0 0; color: var(--ink); font-size: .84rem; line-height: 1.4; }

/* 问诊 */
.page-heading { display: grid; grid-template-columns: 86px minmax(0, 1fr); gap: 18px; margin-bottom: 20px; padding-bottom: 19px; border-bottom: 1px solid var(--line-strong); }
.page-heading .page-kicker { padding-top: 5px; color: var(--teal-dark); }
.page-heading h1 { margin: 0; font-size: clamp(1.8rem, 1.35rem + 1.2vw, 2.55rem); line-height: 1.08; font-weight: 650; }
.page-heading p { grid-column: 2; max-width: 720px; margin: 9px 0 0; color: var(--muted); line-height: 1.55; }
.consult-status, .review-note { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; padding: 11px 14px; border-left: 2px solid var(--teal); background: var(--field); color: var(--muted); font-size: .82rem; }
.status-dot { width: 8px; height: 8px; flex: 0 0 auto; background: var(--teal); border: 1px solid var(--ink); }
.status-note { margin-left: auto; color: var(--quiet); font-size: .64rem; }
.consult-grid, .results-grid, .record-grid { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(280px, .75fr); gap: 18px; align-items: start; }
.panel { min-width: 0; background: var(--panel); border: 1px solid var(--line); }
.panel-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; padding: 16px 18px; border-bottom: 1px solid var(--line); }
.panel-head h2 { margin: 4px 0 0; font-size: 1.12rem; line-height: 1.2; font-weight: 650; }
.panel-meta { color: var(--quiet); font-size: .65rem; white-space: nowrap; }
.recording-console { padding: 14px 18px 13px; border-bottom: 1px solid var(--line); }
.recording-label { display: flex; align-items: center; justify-content: space-between; gap: 12px; color: var(--muted); font-family: var(--font-mono); font-size: .65rem; letter-spacing: .04em; }
.recording-indicator { display: inline-flex; align-items: center; gap: 5px; color: var(--teal-dark); font-size: .62rem; }
.recording-indicator i { display: inline-block; width: 7px; height: 7px; border: 1px solid var(--teal-dark); background: var(--teal); }
.recording-grid { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 4px; height: 70px; margin: 9px 0 9px; padding: 7px; border: 1px solid var(--line); background: var(--field); }
.recording-cell { display: block; min-width: 0; min-height: 0; border: 1px solid rgba(0, 94, 100, .2); background: linear-gradient(135deg, #f5fbfb 0%, #007c83 100%); opacity: .2; }
.recording-cell[data-level="mid"] { opacity: .58; }
.recording-cell[data-level="high"] { opacity: 1; }
.recording-grid .recording-cell { animation: recording-wave 1.6s ease-in-out infinite; animation-delay: calc(var(--cell-index) * -120ms); }
.recording-console p { margin: 0; color: var(--quiet); font-size: .72rem; line-height: 1.4; }
.transcript, .finding-list, .case-list { padding: 2px 18px; }
.transcript-line { display: grid; grid-template-columns: 72px 54px minmax(0, 1fr); gap: 12px; align-items: baseline; padding: 11px 0; border-bottom: 1px solid var(--line); }
.transcript-line:last-child { border-bottom: 0; }
.transcript-line time, .speaker, .case-number, .finding-no { color: var(--quiet); font-family: var(--font-mono); font-size: .68rem; }
.speaker-doctor { color: var(--teal-dark); }
.speaker-patient { color: var(--muted); }
.transcript-line p { margin: 0; line-height: 1.55; }
.summary-panel { min-height: 100%; }
.summary-facts { display: grid; gap: 0; margin: 0; padding: 4px 18px; }
.summary-facts div { padding: 14px 0; border-bottom: 1px solid var(--line); }
.summary-facts div:last-child { border-bottom: 0; }
.related-cases { margin: 7px 18px 18px; border-top: 1px solid var(--line-strong); }
.subsection-head { display: flex; justify-content: space-between; gap: 12px; padding: 11px 0; color: var(--teal-dark); font-family: var(--font-mono); font-size: .67rem; }
.subsection-head small { color: var(--quiet); font-size: .62rem; }
.case-mini { display: grid; grid-template-columns: 80px minmax(0, 1fr); gap: 12px; padding: 11px 0; border-top: 1px solid var(--line); }
.case-mini strong { font-size: .82rem; font-weight: 650; }
.case-mini span { color: var(--muted); font-size: .78rem; }

/* 开检查 */
.note-mark { flex: 0 0 auto; color: var(--teal-dark); }
.neutral-note { border-left-color: var(--line-strong); }
.order-controls { display: flex; align-items: flex-end; gap: 20px; margin-bottom: 16px; }
.field-label { flex: 1; color: var(--muted); font-family: var(--font-mono); font-size: .68rem; letter-spacing: .04em; }
.search { display: block; width: 100%; margin-top: 7px; padding: 10px 12px; color: var(--ink); background: var(--panel); border: 1px solid var(--line-strong); }
.search:focus, .record-textarea:focus { outline: 2px solid rgba(0, 124, 131, .25); outline-offset: 2px; border-color: var(--teal); }
.selection-count { color: var(--muted); font-size: .7rem; }
.order-list-wrap { border-top: 1px solid var(--line-strong); }
.list-heading { display: flex; justify-content: space-between; gap: 16px; padding: 12px 0; color: var(--muted); font-size: .68rem; }
.list-heading strong { color: var(--ink); }
.order-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; border: 1px solid var(--line); background: var(--line); }
.order-item { display: flex; align-items: flex-start; gap: 10px; min-height: 86px; padding: 14px; background: var(--panel); cursor: pointer; }
.order-item:hover { background: var(--field); }
.order-item input { width: 16px; height: 16px; margin-top: 3px; accent-color: var(--teal); }
.order-copy { flex: 1; min-width: 0; }
.order-copy strong { display: block; font-size: .88rem; line-height: 1.35; }
.order-copy small { display: block; margin-top: 5px; color: var(--muted); font-size: .74rem; line-height: 1.45; }
.severity { display: inline-block; color: var(--muted); font-size: .64rem; line-height: 1.3; white-space: nowrap; }
.severity-高 { color: var(--danger); }
.severity-中 { color: var(--teal-dark); }
.page-actions { display: flex; align-items: center; gap: 18px; margin-top: 20px; }
.page-actions > span { color: var(--muted); font-size: .76rem; }
.btn { min-height: 40px; padding: 9px 14px; color: var(--ink); background: var(--panel); border: 1px solid var(--line-strong); cursor: pointer; }
.btn:hover, .btn:focus-visible { color: var(--teal-dark); border-color: var(--teal); outline: none; }
.btn-primary { color: var(--panel); background: var(--teal); border-color: var(--teal); }
.btn-primary:hover, .btn-primary:focus-visible { color: var(--panel); background: var(--teal-dark); }
.empty-state, .error-state { padding: 24px; color: var(--muted); background: var(--field); }

/* 查结果 */
.results-grid { grid-template-columns: minmax(280px, .82fr) minmax(0, 1.18fr); }
.finding-row { display: grid; grid-template-columns: 34px minmax(0, 1fr) auto; gap: 12px; align-items: start; padding: 16px 0; border-bottom: 1px solid var(--line); }
.finding-row:last-child { border-bottom: 0; }
.finding-row strong { font-size: .94rem; }
.finding-row p { margin: 4px 0 0; color: var(--muted); font-family: var(--font-mono); font-size: .8rem; }
.finding-status { color: var(--quiet); font-size: .62rem; }
.report-panel { padding-bottom: 18px; }
.report-figure { margin: 18px; }
.report-figure img { display: block; width: 100%; height: auto; border: 1px solid var(--line); }
.report-figure figcaption { margin-top: 7px; color: var(--muted); font-family: var(--font-mono); font-size: .66rem; }
.report-figure-detail { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin: 0 18px; }
.report-figure-detail figure { min-width: 0; margin: 0; }
.report-figure-detail img { display: block; width: 100%; height: auto; border: 1px solid var(--line); }
.report-figure-detail figcaption { margin-top: 7px; color: var(--muted); font-family: var(--font-mono); font-size: .66rem; }

/* 写病历 */
.record-grid { grid-template-columns: minmax(0, 1.2fr) minmax(280px, .8fr); }
.record-textarea { display: block; width: calc(100% - 36px); min-height: 540px; margin: 18px; padding: 14px; color: var(--ink); background: var(--field); border: 1px solid var(--line-strong); font-family: var(--font-mono); font-size: .82rem; line-height: 1.75; resize: vertical; }
.record-actions { display: flex; flex-wrap: wrap; gap: 8px; padding: 0 18px 17px; }
.source-text { margin: 18px; padding: 14px; white-space: pre-wrap; color: var(--muted); background: var(--field); font-family: var(--font-mono); font-size: .75rem; line-height: 1.75; }
.boundary-note-inline { margin: 0 18px 18px; padding-left: 12px; color: var(--muted); border-left: 2px solid var(--line-strong); font-size: .7rem; line-height: 1.55; }

/* 弹窗与反馈 */
.modal-mask { position: fixed; inset: 0; z-index: 10; display: none; place-items: center; padding: 20px; background: rgba(20, 25, 27, .38); }
.modal-mask.show { display: grid; }
.modal { width: min(660px, 100%); max-height: 88vh; overflow: auto; padding: 22px; background: var(--panel); border: 1px solid var(--line-strong); }
.modal-head { padding-bottom: 18px; border-bottom: 1px solid var(--line); }
.modal-head h2 { margin: 6px 0 0; font-size: 1.35rem; line-height: 1.2; }
.modal-head p { margin: 9px 0 0; color: var(--muted); font-size: .85rem; line-height: 1.55; }
.review-results { display: grid; gap: 0; }
.review-block { padding: 17px 0; border-bottom: 1px solid var(--line); }
.review-label { color: var(--teal-dark); font-family: var(--font-mono); font-size: .67rem; letter-spacing: .04em; }
.review-danger { color: var(--danger); }
.review-block h3 { margin: 5px 0 0; font-size: 1rem; }
.review-block h3 .severity { margin-left: 8px; }
.review-block p { margin: 7px 0 0; color: var(--muted); font-size: .84rem; line-height: 1.55; }
.review-block small { display: block; margin-top: 8px; color: var(--quiet); font-size: .74rem; line-height: 1.5; }
.modal-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.success-state { display: flex; align-items: center; gap: 10px; padding: 18px 0; color: var(--muted); }
.success-state p { margin: 0; }
.toast-wrap { position: fixed; right: 18px; bottom: 18px; z-index: 20; display: grid; gap: 8px; }
.toast { padding: 10px 13px; color: var(--panel); background: var(--ink); border: 1px solid var(--line-strong); font-family: var(--font-mono); font-size: .74rem; }

@keyframes recording-wave {
  0%, 100% { filter: brightness(.9); }
  50% { filter: brightness(1.15); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; scroll-behavior: auto !important; transition: none !important; }
}

@media (max-width: 1000px) {
  .layout { grid-template-columns: 196px minmax(0, 1fr); }
  .patient-context-body { grid-template-columns: 1fr; gap: 15px; }
}

@media (max-width: 820px) {
  .layout { display: block; }
  .sidebar { position: static; min-height: 0; padding: 18px 20px 14px; border-right: 0; border-bottom: 1px solid var(--line-strong); }
  .brand { padding-bottom: 16px; }
  .sidebar-label { margin: 16px 0 8px; }
  #nav { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); }
  .nav-item { min-height: 70px; grid-template-columns: 1fr; gap: 4px; padding: 10px 8px; background: var(--panel); border-bottom: 0; }
  .nav-item.active { border-left: 0; border-bottom: 2px solid var(--teal); padding-left: 8px; }
  .source-link { display: block; margin-top: 14px; }
  .sidebar-foot { display: none; }
  .content { width: min(100% - 32px, 1180px); padding-top: 20px; }
  .consult-grid, .results-grid, .record-grid { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .sidebar { padding: 12px 16px 10px; }
  .brand { padding-bottom: 10px; }
  .sidebar-label { margin: 10px 0 6px; }
  .nav-item { min-height: 58px; padding: 7px 6px; }
  .nav-item.active { padding-left: 6px; }
  .source-link { display: none; }
  .content { width: min(100% - 24px, 1180px); padding-top: 14px; }
  .patient-context { margin-bottom: 18px; }
  .context-strip { min-height: 28px; padding: 5px 11px; }
  .patient-context-body { gap: 8px; padding: 12px 14px; }
  .patient-primary p { display: none; }
  .patient-facts { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .patient-primary h2 { font-size: 1.4rem; }
  .page-heading { grid-template-columns: 1fr; gap: 8px; }
  .page-heading { margin-bottom: 12px; padding-bottom: 12px; }
  .page-heading p { grid-column: auto; margin-top: 6px; line-height: 1.4; }
  .page-heading .page-kicker { padding-top: 0; }
  .status-note { width: 100%; margin-left: 0; }
  .consult-status { align-items: flex-start; flex-wrap: wrap; margin-bottom: 12px; padding: 9px 10px; gap: 8px; }
  .order-controls, .page-actions { display: block; }
  .selection-count, .page-actions > span { display: block; margin-top: 10px; }
  .page-actions .btn { width: 100%; }
  .order-list { grid-template-columns: 1fr; }
  .transcript-line { grid-template-columns: 62px 48px minmax(0, 1fr); gap: 8px; }
  .report-figure-detail { grid-template-columns: 1fr; }
  .record-textarea { min-height: 450px; }
  .case-mini { grid-template-columns: 1fr; gap: 4px; }
}