:root {
  color-scheme: light;
  --ink: #10243e;
  --ink-soft: #334b67;
  --muted: #718094;
  --paper: #f4f7fa;
  --panel: #ffffff;
  --line: #d7e0e8;
  --line-strong: #b9c8d5;
  --evidence: #0a9a91;
  --evidence-soft: #e7f5f3;
  --verified: #278866;
  --verified-soft: #e8f4ef;
  --pending: #d58b26;
  --pending-soft: #fff4e3;
  --alert: #c84c4c;
  --alert-soft: #fceded;
  --navy-soft: #e8eef5;
  --shadow: 0 18px 48px rgba(16, 36, 62, 0.09);
  --radius: 18px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-width: 320px;
  color: var(--ink);
  font-family: "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  background-color: var(--paper);
  background-image:
    linear-gradient(rgba(16, 36, 62, 0.026) 1px, transparent 1px),
    linear-gradient(90deg, rgba(16, 36, 62, 0.026) 1px, transparent 1px);
  background-size: 28px 28px;
}

a { color: inherit; text-decoration: none; }
button, input, select { font: inherit; }
button, select, input { color: var(--ink); }
button { cursor: pointer; }
button:disabled { cursor: not-allowed; opacity: 0.48; }
[hidden] { display: none !important; }

:focus-visible {
  outline: 3px solid rgba(10, 154, 145, 0.34);
  outline-offset: 3px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.app-shell { width: min(1840px, 100%); margin: 0 auto; padding: 0 24px 32px; }

.topbar {
  min-height: 86px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  border-bottom: 1px solid var(--line);
}

.brand { display: flex; align-items: center; gap: 12px; min-width: 350px; }
.brand-mark {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 13px;
  color: white;
  background: var(--ink);
  font-size: 24px;
}
.brand-copy { display: grid; gap: 3px; }
.brand-copy small { color: var(--evidence); font-size: 11px; letter-spacing: 0.13em; }
.brand-copy strong {
  font-family: "Songti SC", "STSong", serif;
  font-size: 20px;
  letter-spacing: 0.02em;
}

.workbench-nav { display: flex; align-items: center; gap: 5px; overflow-x: auto; }
.workbench-nav a {
  flex: 0 0 auto;
  padding: 10px 13px;
  border-radius: 10px;
  color: var(--ink-soft);
  font-size: 13px;
  font-weight: 650;
  transition: background 160ms ease, color 160ms ease;
}
.workbench-nav a:hover { background: var(--navy-soft); }
.workbench-nav a.active,
.workbench-nav a[aria-current="page"] { color: white; background: var(--ink); }

.truth-strip {
  position: sticky;
  top: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: repeat(7, minmax(118px, 1fr));
  gap: 1px;
  margin: 0 -24px 20px;
  padding: 0 24px;
  background: var(--line);
  box-shadow: 0 8px 22px rgba(16, 36, 62, 0.06);
}
.truth-strip > div {
  min-width: 0;
  padding: 9px 12px;
  background: rgba(255, 255, 255, 0.98);
}
.truth-strip span { display: block; margin-bottom: 3px; color: var(--muted); font-size: 10px; letter-spacing: 0.08em; }
.truth-strip strong { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 12px; }

[data-state="ok"], [data-state="verified"] { color: var(--verified) !important; }
[data-state="waiting"], [data-state="pending"] { color: var(--pending) !important; }
[data-state="danger"], [data-state="alert"] { color: var(--alert) !important; }
[data-state="accent"] { color: var(--evidence) !important; }
[data-state="muted"] { color: var(--muted) !important; }

main { min-height: 72vh; }
.workbench { animation: reveal 180ms ease-out; }

.evidence-rail {
  position: relative;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
  margin: 0 0 18px;
  padding: 0;
  list-style: none;
}
.evidence-rail::before {
  content: "";
  position: absolute;
  top: 19px;
  left: 10%;
  right: 10%;
  height: 2px;
  background: var(--line-strong);
}
.evidence-rail li {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 40px;
  color: var(--ink-soft);
  font-size: 12px;
  letter-spacing: 0.04em;
}
.evidence-rail span {
  z-index: 1;
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  color: white;
  background: var(--evidence);
  border: 4px solid var(--paper);
  border-radius: 50%;
  font: 700 11px ui-monospace, SFMono-Regular, Menlo, monospace;
}

.alert-banner {
  margin-bottom: 18px;
  padding: 13px 16px;
  color: #862e2e;
  background: var(--alert-soft);
  border: 1px solid #efbcbc;
  border-left: 5px solid var(--alert);
  border-radius: 12px;
  font-weight: 650;
}

.overview-grid {
  display: grid;
  grid-template-columns: minmax(280px, 0.82fr) minmax(500px, 1.54fr) minmax(410px, 1.18fr);
  gap: 16px;
  align-items: start;
}

.panel {
  min-width: 0;
  padding: 20px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.section-heading, .case-heading, .subsection-heading, .recent-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}
h1, h2, h3, p { margin-top: 0; }
h1, h2 {
  margin-bottom: 0;
  font-family: "Songti SC", "STSong", serif;
  font-weight: 700;
}
h1 { font-size: clamp(24px, 2.3vw, 36px); }
h2 { font-size: 23px; }
h3 { font-size: 15px; }
.eyebrow { margin-bottom: 4px; color: var(--evidence); font: 750 10px ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: 0.16em; }
.section-note { margin: 10px 0 16px; color: var(--muted); font-size: 12px; line-height: 1.7; }
.tag {
  flex: 0 0 auto;
  padding: 5px 9px;
  color: var(--ink-soft);
  background: var(--navy-soft);
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 11px;
}

.primary-sensors { display: grid; grid-template-columns: repeat(2, 1fr); gap: 9px; }
.sensor-card, .sensor-row {
  position: relative;
  border: 1px solid var(--line);
  transition: border-color 160ms ease, box-shadow 160ms ease;
}
.sensor-card { min-height: 112px; padding: 12px; border-radius: 13px; background: #fbfcfd; }
.sensor-card span, .sensor-row span { display: block; color: var(--ink-soft); font-size: 11px; }
.sensor-card strong { display: block; margin-top: 9px; font: 750 25px ui-monospace, SFMono-Regular, Menlo, monospace; }
.sensor-card em, .sensor-row em { display: block; color: var(--muted); font-size: 9px; font-style: normal; }
.sensor-card small { position: absolute; left: 12px; bottom: 10px; color: var(--muted); font-size: 9px; }
.secondary-sensor-details { margin-top: 9px; }
.secondary-sensor-details > summary { display: flex; justify-content: space-between; padding: 8px 3px; color: var(--ink-soft); cursor: pointer; font-size: 10px; font-weight: 700; }
.secondary-sensor-details > summary span { color: var(--muted); font-weight: 500; }
.secondary-sensors { display: grid; gap: 7px; margin-top: 2px; }
.sensor-row {
  display: grid;
  grid-template-columns: minmax(92px, 1fr) auto;
  align-items: center;
  gap: 3px 10px;
  padding: 10px 11px;
  border-radius: 11px;
}
.sensor-row strong { grid-column: 2; grid-row: 1 / span 2; font: 700 16px ui-monospace, SFMono-Regular, Menlo, monospace; }
.sensor-row small { color: var(--muted); font-size: 9px; }
.sensor-row em { grid-column: 1 / -1; }
.sensor-card.is-active, .sensor-row.is-active { border-color: rgba(10, 154, 145, 0.55); box-shadow: inset 3px 0 0 var(--evidence); }
.sensor-card.is-invalid, .sensor-row.is-invalid { background: var(--alert-soft); border-color: #edc0c0; }

.reasoning-panel { border-top: 4px solid var(--evidence); }
.case-heading h3 { margin: 13px 0 5px; font-family: "Songti SC", "STSong", serif; font-size: clamp(24px, 2.4vw, 39px); }
.case-heading p:not(.eyebrow) { max-width: 580px; margin-bottom: 0; color: var(--muted); font-size: 13px; line-height: 1.65; }
.confidence-pair { display: grid; grid-template-columns: repeat(2, 86px); gap: 7px; }
.confidence-pair div { padding: 9px; text-align: center; background: var(--evidence-soft); border-radius: 11px; }
.confidence-pair span { display: block; color: var(--muted); font-size: 9px; }
.confidence-pair strong { display: block; margin-top: 3px; color: var(--evidence); font: 750 20px ui-monospace, SFMono-Regular, Menlo, monospace; }
.reasoning-panel > .tag { display: inline-block; margin-top: 12px; }

.house-map {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-top: 15px;
}
.house-map article {
  min-height: 102px;
  padding: 11px;
  border: 1px solid var(--line);
  background: #fbfcfd;
  border-radius: 12px;
}
.house-map span { display: block; margin-bottom: 12px; color: var(--muted); font-size: 10px; }
.house-map strong { display: block; font-size: 12px; line-height: 1.45; }
.house-map small { display: block; margin-top: 5px; color: var(--muted); font: 9px ui-monospace, SFMono-Regular, Menlo, monospace; }
.house-map .verdict-room { display: flex; flex-direction: column; justify-content: center; color: white; background: var(--ink); border-color: var(--ink); text-align: center; }
.house-map .verdict-room span, .house-map .verdict-room small { color: #c8d3df; }
.house-map article.is-active { background: var(--evidence-soft); border-color: var(--evidence); }
.house-map article.is-alert { color: #862e2e; background: var(--alert-soft); border-color: var(--alert); }

.evidence-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-top: 12px; }
.evidence-grid > div { min-width: 0; padding: 11px; background: var(--paper); border-radius: 11px; }
.evidence-grid h3 { margin-bottom: 7px; }
.evidence-grid ul { margin: 0; padding-left: 16px; color: var(--ink-soft); font-size: 10px; line-height: 1.6; }

.control-sources { display: grid; grid-template-columns: repeat(3, 1fr); gap: 7px; margin: 14px 0; }
.control-sources article { min-width: 0; padding: 10px; background: var(--paper); border-radius: 10px; }
.control-sources span, .control-sources small { display: block; color: var(--muted); font-size: 9px; }
.control-sources strong { display: block; margin: 5px 0; overflow: hidden; text-overflow: ellipsis; font-size: 11px; white-space: nowrap; }
.home-voice-card {
  margin: 0 0 14px;
  padding: 13px;
  background: linear-gradient(135deg, #f5fbfa 0%, #ffffff 58%, #f6f8fb 100%);
  border: 1px solid rgba(10, 154, 145, 0.34);
  border-radius: 13px;
  box-shadow: inset 3px 0 0 var(--evidence);
}
.home-voice-card > header,
.voice-record-row,
.voice-fallback,
.voice-loop-status div {
  display: flex;
  align-items: center;
}
.home-voice-card > header { justify-content: space-between; gap: 12px; }
.home-voice-card h3 { margin: 2px 0 0; font-family: "Songti SC", "STSong", serif; font-size: 18px; }
.home-voice-card > header > strong,
.voice-diagnostic-card .subsection-heading > strong { font-size: 10px; }
.voice-kicker { color: var(--evidence); font: 750 9px ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: 0.14em; }
.voice-record-row { flex-wrap: wrap; gap: 7px; margin-top: 10px; }
.voice-record-row small { margin-left: auto; color: var(--muted); font-size: 9px; }
.voice-loop-status { display: grid; gap: 1px; margin: 10px 0; overflow: hidden; background: var(--line); border: 1px solid var(--line); border-radius: 9px; }
.voice-loop-status div { min-width: 0; gap: 8px; padding: 7px 8px; background: rgba(255, 255, 255, 0.9); }
.voice-loop-status dt { flex: 0 0 68px; color: var(--muted); font-size: 9px; }
.voice-loop-status dd { min-width: 0; margin: 0; overflow: hidden; text-overflow: ellipsis; font-size: 10px; white-space: nowrap; }
.voice-fallback { gap: 6px; }
.voice-fallback span { flex: 0 0 auto; color: var(--muted); font-size: 9px; }
.voice-fallback input { min-width: 0; flex: 1; min-height: 34px; font-size: 10px; }
.voice-fallback button { min-height: 34px; }
.voice-quick-row { display: flex; flex-wrap: wrap; gap: 5px; margin-top: 8px; }
.voice-quick-row button { min-height: 29px; padding: 5px 8px; color: var(--ink-soft); background: var(--evidence-soft); border-color: transparent; font-size: 9px; }
.voice-privacy { margin: 9px 0 0; color: var(--muted); font-size: 9px; line-height: 1.55; }
.truth-table-heading, .actuator-truth-table article {
  display: grid;
  grid-template-columns: 1fr 1fr 0.78fr;
  gap: 8px;
  align-items: center;
}
.truth-table-heading { padding: 0 9px 6px; color: var(--muted); font-size: 9px; }
.actuator-truth-table { border: 1px solid var(--line); border-radius: 12px; overflow: hidden; }
.actuator-truth-table article { padding: 10px; border-bottom: 1px solid var(--line); }
.actuator-truth-table article:last-child { border-bottom: 0; }
.actuator-truth-table header { grid-column: 1 / -1; color: var(--muted); font-size: 9px; }
.actuator-truth-table span, .actuator-truth-table strong { font-size: 11px; }
.actuator-truth-table em { color: var(--pending); font-size: 9px; font-style: normal; }
.actuator-truth-table article.is-verified em { color: var(--verified); }

.current-state { display: grid; gap: 1px; margin: 12px 0; overflow: hidden; background: var(--line); border: 1px solid var(--line); border-radius: 11px; }
.current-state div { display: grid; grid-template-columns: 76px 1fr; gap: 10px; padding: 9px; background: white; }
.current-state dt { color: var(--muted); font-size: 10px; }
.current-state dd { margin: 0; font-size: 10px; line-height: 1.5; }
.recent-heading { align-items: center; margin-top: 14px; }
.recent-heading h3 { margin-bottom: 0; }
.recent-heading a { color: var(--evidence); font-size: 10px; }

.event-list { display: grid; gap: 7px; margin: 9px 0 0; padding: 0; list-style: none; }
.event-list li { display: grid; grid-template-columns: 62px 1fr; gap: 9px; padding: 8px 9px; background: var(--paper); border-radius: 9px; font-size: 10px; line-height: 1.45; }
.event-list time { color: var(--muted); font: 9px ui-monospace, SFMono-Regular, Menlo, monospace; }
.event-list-full { max-height: 62vh; overflow: auto; }

.connection-center { margin-top: 16px; }
.connection-center > summary { cursor: pointer; list-style: none; }
.connection-center > summary::-webkit-details-marker { display: none; }
.connection-center > summary::after { content: "收起"; color: var(--muted); font-size: 10px; }
.connection-center:not([open]) > summary::after { content: "展开"; }
.connection-center:not([open]) > summary .tag { margin-left: auto; }
.connection-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 14px; }
.connection-grid > div { padding: 13px; background: var(--paper); border-radius: 11px; }
.connection-grid span, .connection-grid small { display: block; color: var(--muted); font-size: 10px; }
.connection-grid strong { display: block; margin: 6px 0; font-size: 12px; }

.button-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 11px; }
button {
  min-height: 36px;
  padding: 8px 13px;
  color: var(--ink);
  background: white;
  border: 1px solid var(--line-strong);
  border-radius: 9px;
  font-size: 12px;
  font-weight: 650;
  transition: border-color 150ms ease, background 150ms ease, transform 150ms ease;
}
button:hover:not(:disabled) { border-color: var(--evidence); transform: translateY(-1px); }
button.primary, button.active { color: white; background: var(--ink); border-color: var(--ink); }

.workbench > .panel { min-height: 65vh; }
.registry-steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 8px; margin: 18px 0; }
.registry-steps span { padding: 10px; color: var(--ink-soft); background: var(--evidence-soft); border-radius: 10px; font-size: 11px; text-align: center; }
.registry-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; }
.registry-row { display: grid; grid-template-columns: 1fr auto 130px; align-items: center; gap: 10px; padding: 11px; border: 1px solid var(--line); border-radius: 10px; }
.registry-row small { color: var(--muted); font: 10px ui-monospace, SFMono-Regular, Menlo, monospace; }
select, input { min-height: 40px; padding: 8px 10px; background: white; border: 1px solid var(--line-strong); border-radius: 9px; }
.mode-grid, .scenario-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 8px; margin: 18px 0; }
.scenario-grid { grid-template-columns: repeat(4, 1fr); }
.subsection-heading { align-items: center; margin-top: 28px; }
.subsection-heading h2 { font-size: 18px; }
.subsection-heading small { color: var(--muted); }
.future-card { margin-top: 24px; padding: 16px; color: var(--ink-soft); background: var(--pending-soft); border: 1px dashed #e3b56f; border-radius: 12px; }
.future-card p { margin: 6px 0 0; font-size: 12px; line-height: 1.6; }
.voice-input { display: grid; gap: 7px; max-width: 780px; margin-top: 20px; }
.voice-input span { color: var(--muted); font-size: 11px; }
.inline-status { margin-top: 14px; padding: 12px; background: var(--paper); border-radius: 10px; font-size: 12px; }
.voice-workbench-grid { display: grid; grid-template-columns: minmax(280px, 0.78fr) minmax(420px, 1.22fr); gap: 14px; margin-top: 18px; }
.voice-diagnostic-card { min-width: 0; padding: 17px; background: #fbfcfd; border: 1px solid var(--line); border-radius: 13px; }
.voice-diagnostic-card .subsection-heading { margin-top: 0; }
.voice-diagnostic-card .voice-input { margin-top: 14px; }
.voice-diagnostic-card select { width: 100%; }
.voice-contract-note { margin-top: 14px; padding: 14px 16px; background: var(--evidence-soft); border-left: 4px solid var(--evidence); border-radius: 10px; }
.voice-contract-note strong { font-size: 12px; }
.voice-contract-note p { margin: 5px 0 0; color: var(--ink-soft); font-size: 11px; line-height: 1.65; }
.actuator-console { display: grid; gap: 10px; margin-top: 18px; }
.actuator-console article { display: grid; grid-template-columns: 170px 1fr; align-items: center; gap: 12px; padding: 12px; border: 1px solid var(--line); border-radius: 11px; }
.actuator-console article div { display: flex; flex-wrap: wrap; gap: 7px; }

footer { padding: 28px 8px 4px; color: var(--muted); font-size: 10px; text-align: center; }

@keyframes reveal {
  from { opacity: 0; transform: translateY(5px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 1420px) {
  .overview-grid { grid-template-columns: minmax(280px, 0.72fr) minmax(520px, 1.28fr); }
  .action-panel { grid-column: 1 / -1; }
  .truth-strip { grid-template-columns: repeat(4, 1fr); }
}

@media (max-width: 1040px) {
  .topbar { align-items: flex-start; flex-direction: column; padding: 18px 0; }
  .brand { min-width: 0; }
  .workbench-nav { width: 100%; }
  .overview-grid { grid-template-columns: 1fr; }
  .action-panel { grid-column: auto; }
  .connection-grid, .registry-grid { grid-template-columns: 1fr; }
  .voice-workbench-grid { grid-template-columns: 1fr; }
  .mode-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 720px) {
  .app-shell { padding: 0 12px 24px; }
  .brand-copy strong { font-size: 16px; }
  .truth-strip { position: static; grid-template-columns: repeat(2, 1fr); margin: 0 -12px 16px; padding: 0 12px; }
  .evidence-rail { grid-template-columns: 1fr; gap: 4px; }
  .evidence-rail::before { display: none; }
  .evidence-rail li { justify-content: flex-start; }
  .panel { padding: 15px; border-radius: 14px; }
  .primary-sensors, .house-map, .evidence-grid, .control-sources, .connection-grid { grid-template-columns: 1fr; }
  .confidence-pair { grid-template-columns: repeat(2, 74px); }
  .case-heading { flex-direction: column; }
  .truth-table-heading, .actuator-truth-table article { grid-template-columns: 1fr; }
  .truth-table-heading { display: none; }
  .actuator-truth-table header { grid-column: auto; }
  .actuator-truth-table span::before { content: "计划："; color: var(--muted); }
  .actuator-truth-table strong::before { content: "实际："; color: var(--muted); font-weight: 400; }
  .registry-steps, .mode-grid, .scenario-grid { grid-template-columns: repeat(2, 1fr); }
  .registry-row { grid-template-columns: 1fr; }
  .actuator-console article { grid-template-columns: 1fr; }
  .voice-fallback { align-items: stretch; flex-direction: column; }
  .voice-record-row small { width: 100%; margin-left: 0; }
  button { min-height: 44px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
}