:root {
  color-scheme: dark;
  --bg: #070a0f;
  --bg2: #0b111a;
  --panel: #111822;
  --panel2: #151f2b;
  --panel3: #0e151e;
  --line: #263545;
  --line2: #34495e;
  --text: #e7eef7;
  --muted: #91a3b8;
  --muted2: #607287;
  --accent: #6ed3ff;
  --accent2: #9fe870;
  --warn: #ffcf66;
  --high: #ff9d57;
  --critical: #ff5d6c;
  --ok: #8ff0c5;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.38);
  --radius: 16px;
  --gap: 18px;
  font-family: "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
}
* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; background: radial-gradient(circle at 18% 0%, rgba(110,211,255,0.12), transparent 28rem), radial-gradient(circle at 88% 12%, rgba(159,232,112,0.08), transparent 28rem), var(--bg); color: var(--text); }
body { overflow-x: hidden; }
button, select, input { font: inherit; color: var(--text); }
button, select, input[type="number"] { border: 1px solid var(--line2); border-radius: 10px; background: rgba(255,255,255,0.045); color: var(--text); }
button { cursor: pointer; }
button:hover, button:focus-visible, select:focus-visible, input:focus-visible { outline: none; border-color: var(--accent); transform: translateY(-1px); }
button:disabled { opacity: 0.55; cursor: not-allowed; transform: none; }
h1,h2,h3,p { margin-top: 0; }
code { color: #d8ffee; background: rgba(143,240,197,0.08); padding: 2px 5px; border-radius: 6px; }
.app-shell { min-height: 100vh; display: flex; flex-direction: column; gap: 12px; padding: 14px; }
.top-shell { position: relative; display: flex; align-items: flex-start; justify-content: space-between; gap: 18px; padding: 16px 18px; border: 1px solid var(--line); border-radius: 20px; background: linear-gradient(135deg, rgba(18,26,38,0.96), rgba(8,13,20,0.96)); box-shadow: var(--shadow); }
.title-block h1 { margin: 0 0 5px; font-size: clamp(1.55rem, 3vw, 2.55rem); letter-spacing: -0.04em; }
.title-block p { margin: 0; color: var(--muted); max-width: 760px; }
.eyebrow { color: var(--accent2); font-size: 0.75rem; font-weight: 800; letter-spacing: 0.12em; text-transform: uppercase; margin-bottom: 4px; }
.menu-bar { display: flex; flex-wrap: wrap; gap: 7px; justify-content: flex-end; }
.menu-button, .tab, .workspace-tab, .small-button, .time-window button, .scenario-buttons button, .primary-action, .disabled-action { padding: 8px 10px; background: linear-gradient(180deg, rgba(255,255,255,0.07), rgba(255,255,255,0.025)); border: 1px solid var(--line2); border-radius: 10px; }
.primary-action { width: 100%; border-color: rgba(143,240,197,0.55); background: rgba(143,240,197,0.11); font-weight: 800; }
.menu-popover { position: absolute; right: 20px; top: calc(100% - 10px); z-index: 10; width: min(360px, calc(100vw - 40px)); padding: 12px; border: 1px solid var(--line2); border-radius: 14px; background: rgba(9, 14, 21, 0.98); box-shadow: var(--shadow); }
.menu-popover h3 { margin: 0 0 8px; }
.menu-popover ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 6px; }
.menu-popover li { color: var(--muted); padding: 6px 8px; border-radius: 8px; background: rgba(255,255,255,0.03); }
.status-strip { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; padding: 10px 12px; border: 1px solid var(--line); border-radius: 14px; background: rgba(12, 18, 28, 0.92); }
.status-fill { margin-left: auto; color: var(--muted); font-variant-numeric: tabular-nums; }
.status-badge { display: inline-flex; align-items: center; min-height: 24px; padding: 4px 8px; border: 1px solid rgba(110, 211, 255, 0.35); border-radius: 999px; color: #cdefff; background: rgba(110, 211, 255, 0.08); font-size: 0.72rem; font-weight: 800; letter-spacing: 0.08em; text-transform: uppercase; }
.status-badge.strong { border-color: rgba(143, 240, 197, 0.7); color: #d8ffee; background: rgba(143, 240, 197, 0.12); }
.status-badge.warn { border-color: rgba(255, 207, 102, 0.65); color: #ffe3a1; background: rgba(255, 207, 102, 0.12); }
.status-badge.high { border-color: rgba(255, 157, 87, 0.70); color: #ffd0b0; background: rgba(255, 157, 87, 0.12); }
.status-badge.critical { border-color: rgba(255, 93, 108, 0.80); color: #ffd1d6; background: rgba(255, 93, 108, 0.14); }
.dashboard-grid { display: grid; grid-template-columns: minmax(285px, 360px) minmax(610px, 1fr) minmax(310px, 390px); gap: var(--gap); align-items: stretch; flex: 1; min-height: 0; }
.panel { border: 1px solid var(--line); border-radius: var(--radius); background: linear-gradient(180deg, rgba(19, 28, 40, 0.96), rgba(11, 17, 25, 0.96)); box-shadow: 0 12px 32px rgba(0,0,0,0.22); }
.left-panel, .right-panel { min-height: 720px; max-height: calc(100vh - 176px); overflow: auto; padding: 14px; }
.center-panel { display: grid; grid-template-rows: auto minmax(0, 1fr) 230px; min-width: 0; min-height: 720px; max-height: calc(100vh - 176px); gap: 12px; }
.panel-header { display: flex; align-items: center; justify-content: space-between; gap: 14px; margin-bottom: 12px; }
.panel-header h2 { font-size: 1.05rem; margin-bottom: 0; }
.panel-header span { color: var(--muted2); font-size: 0.78rem; }
.panel-header.large { margin-bottom: 20px; align-items: flex-start; }
.panel-header.large h2 { font-size: clamp(1.3rem, 2vw, 2rem); }
.panel-header.compact { margin: 0; padding: 10px 12px 6px; }
.console-actions { display: flex; gap: 7px; flex-wrap: wrap; justify-content: flex-end; }
.mini-tabs, .workspace-tabs { display: flex; flex-wrap: wrap; gap: 7px; margin-bottom: 12px; }
.tab, .workspace-tab { padding: 7px 9px; font-size: 0.82rem; }
.tab.active, .workspace-tab.active, .time-window button.active, .scenario-buttons button.active { border-color: var(--accent); background: linear-gradient(180deg, rgba(49, 114, 151, 0.48), rgba(18, 37, 52, 0.92)); }
.workspace-tabs { margin: 0; }
.workspace-view { display: none; min-height: 0; }
.workspace-view.active { display: block; min-height: 0; }
#workspace-operate.active { height: 100%; }
.left-tab-body { display: none; }
.left-tab-body.active { display: grid; gap: 10px; }
.stacked-list, .trace-list, .alarm-table { display: grid; gap: 8px; }
.device-card, .signal-card, .mapping-row, .trace-row, .info-tile, .point-card, .alarm-row, .command-posture, .binding-panel, .trace-editor, .logic-inspector { border: 1px solid rgba(120, 148, 176, 0.23); border-radius: 12px; background: rgba(255, 255, 255, 0.035); }
.device-card, .signal-card, .mapping-row, .point-card, .alarm-row { padding: 10px; }
.device-card, .point-card, .trace-row, .alarm-row { cursor: pointer; }
.device-card.active, .point-card.active, .trace-row.active { border-color: rgba(110,211,255,0.75); background: rgba(110,211,255,0.10); }
.device-card h3, .signal-card h3, .right-section h3 { margin: 0 0 6px; font-size: 0.9rem; }
.device-meta, .mapping-meta, .trace-meta, .point-meta { color: var(--muted); font-size: 0.78rem; display: flex; gap: 8px; flex-wrap: wrap; }
.point-list { margin-top: 8px; color: var(--muted2); font-size: 0.78rem; line-height: 1.45; }
.point-inspector { display: grid; gap: 8px; }
.mapping-row { display: grid; gap: 5px; font-size: 0.84rem; }
.mapping-arrow { color: var(--accent); font-weight: 900; padding: 0 4px; }
.graph-card { height: 100%; display: grid; grid-template-rows: auto minmax(300px, 1fr) auto; padding: 14px; }
.graph-header { display: flex; justify-content: space-between; gap: 18px; align-items: flex-start; padding: 2px 2px 10px; }
.graph-header h2 { font-size: clamp(1.25rem, 2vw, 2rem); margin-bottom: 4px; }
.graph-header p { color: var(--muted); margin: 0; }
.graph-toolbar { display: grid; gap: 8px; justify-items: end; min-width: 320px; }
.time-window, .toolbar-row { display: flex; gap: 7px; flex-wrap: wrap; justify-content: flex-end; }
.time-window button, .toolbar-row button, .toolbar-row select { font-size: 0.78rem; padding: 7px 9px; }
.graph-stage { position: relative; min-height: 350px; border: 1px solid rgba(92, 126, 158, 0.28); border-radius: 14px; overflow: hidden; background: linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px), radial-gradient(circle at 60% 18%, rgba(110,211,255,0.08), transparent 30rem), #080d14; background-size: 100% 46px, 56px 100%, auto, auto; }
#trend-canvas { width: 100%; height: 100%; display: block; }
.graph-overlay { position: absolute; display: grid; gap: 4px; color: rgba(222, 236, 250, 0.72); font-size: 0.76rem; pointer-events: none; }
.graph-overlay.top-left { left: 14px; top: 12px; }
.cursor-readout { position: absolute; left: 14px; bottom: 12px; z-index: 3; color: #dceefe; font-size: 0.78rem; padding: 7px 9px; border: 1px solid rgba(110,211,255,0.22); border-radius: 10px; background: rgba(5, 9, 14, 0.76); pointer-events: none; max-width: calc(100% - 28px); }
.alarm-band-label { position: absolute; right: 12px; top: 12px; color: rgba(255, 207, 102, 0.76); font-size: 0.72rem; pointer-events: none; }
.legend-row { display: flex; flex-wrap: wrap; gap: 8px; padding-top: 10px; }
.legend-item { display: inline-flex; align-items: center; gap: 7px; min-height: 29px; padding: 6px 8px; border: 1px solid rgba(120,148,176,0.25); border-radius: 999px; background: rgba(255,255,255,0.035); font-size: 0.78rem; }
.legend-swatch { width: 18px; height: 3px; border-radius: 99px; background: var(--accent); }
.legend-value { color: var(--muted); font-variant-numeric: tabular-nums; }
.right-panel { display: grid; align-content: start; gap: 12px; }
.right-section { border-top: 1px solid rgba(120,148,176,0.18); padding-top: 12px; display: grid; gap: 8px; }
.right-section:first-of-type { border-top: 0; padding-top: 0; }
.scenario-buttons { display: grid; gap: 7px; }
.scenario-buttons button { text-align: left; }
select, input[type="number"] { width: 100%; padding: 8px; }
.helper-text { color: var(--muted); font-size: 0.82rem; line-height: 1.45; }
.notes-box { margin: 0; color: var(--muted); font-size: 0.84rem; line-height: 1.48; padding: 10px; border: 1px solid rgba(120,148,176,0.2); border-radius: 12px; background: rgba(255,255,255,0.03); }
.trace-row { padding: 9px; display: grid; gap: 5px; }
.trace-top { display: flex; justify-content: space-between; align-items: center; gap: 8px; }
.trace-check { display: flex; gap: 8px; align-items: center; }
.trace-editor, .binding-panel, .command-posture, .logic-inspector { padding: 10px; display: grid; gap: 8px; }
.editor-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.editor-grid label { display: grid; gap: 4px; color: var(--muted); font-size: 0.78rem; }
.editor-grid input, .editor-grid select { min-width: 0; }
.color-input { height: 34px; padding: 3px; }
.alarm-row { display: grid; gap: 3px; font-size: 0.8rem; }
.alarm-row.active { border-color: rgba(255, 157, 87, 0.7); background: rgba(255, 157, 87, 0.10); }
.alarm-row.critical { border-color: rgba(255, 93, 108, 0.9); background: rgba(255, 93, 108, 0.12); }
.alarm-actions { display: flex; gap: 7px; flex-wrap: wrap; }
.input-label { color: var(--muted); font-size: 0.78rem; }
.blocked-controls { border: 1px solid rgba(255, 93, 108, 0.22); border-radius: 14px; padding: 12px; background: rgba(255,93,108,0.045); }
.disabled-action { border-color: rgba(255,93,108,0.42); }
.event-console { overflow: hidden; display: grid; grid-template-rows: auto 1fr; }
.event-log { overflow: auto; padding: 8px 12px 12px; font-size: 0.78rem; display: grid; align-content: start; gap: 6px; }
.event-row { display: grid; grid-template-columns: 86px 1fr; gap: 8px; padding: 6px 7px; border: 1px solid rgba(120,148,176,0.14); border-radius: 8px; background: rgba(255,255,255,0.025); }
.event-row time { color: var(--accent2); font-variant-numeric: tabular-nums; }
.logic-board, .review-board, .system-board { padding: 16px; height: 100%; overflow: auto; }
.node-canvas { min-height: 220px; display: grid; grid-template-columns: 1fr 48px 1fr 48px 1fr 48px 1fr 48px 1fr; align-items: center; gap: 6px; padding: 20px; border: 1px solid rgba(120,148,176,0.22); border-radius: 16px; background: rgba(3, 7, 12, 0.34); }
.logic-node { min-height: 104px; display: grid; place-items: center; text-align: center; padding: 12px; border-radius: 16px; border: 1px solid rgba(110,211,255,0.33); background: rgba(110,211,255,0.08); font-weight: 900; }
.logic-node span { display: block; color: var(--muted); font-size: 0.75rem; margin-top: 5px; }
.logic-node.active { border-color: var(--accent2); background: rgba(159,232,112,0.12); }
.logic-node.alarm { border-color: rgba(255,207,102,0.45); background: rgba(255,207,102,0.08); }
.logic-node.gate, .logic-node.output { border-color: rgba(255,93,108,0.45); background: rgba(255,93,108,0.08); }
.logic-node.disabled { opacity: 0.75; }
.wire { height: 4px; border-radius: 99px; background: linear-gradient(90deg, var(--accent), var(--accent2)); }
.wire.disabled { background: linear-gradient(90deg, var(--critical), transparent); }
.logic-inspector { margin-top: 12px; }
.checkpoint-grid, .diagnostic-grid { display: grid; grid-template-columns: repeat(3, minmax(140px, 1fr)); gap: 10px; margin-bottom: 14px; }
.info-tile { padding: 10px; display: grid; gap: 5px; }
.info-tile b { font-size: 0.78rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.07em; }
.info-tile span { font-size: 0.95rem; }
.timeline { display: grid; gap: 8px; }
.landing-body { min-height: 100vh; display: grid; place-items: center; padding: 20px; }
.landing-card { width: min(840px, 100%); border: 1px solid var(--line); border-radius: 24px; background: linear-gradient(135deg, rgba(18,26,38,0.96), rgba(8,13,20,0.98)); padding: clamp(24px, 5vw, 52px); box-shadow: var(--shadow); }
.landing-card h1 { font-size: clamp(2rem, 6vw, 4rem); line-height: 0.95; letter-spacing: -0.07em; margin-bottom: 14px; }
.landing-card p { color: var(--muted); font-size: 1.05rem; line-height: 1.6; }
.landing-status { margin: 22px 0; }
.launch-link { display: inline-flex; padding: 13px 18px; border-radius: 14px; border: 1px solid rgba(143,240,197,0.48); background: rgba(143,240,197,0.12); color: #d8ffee; text-decoration: none; font-weight: 900; }
@media (max-width: 1280px) { .dashboard-grid { grid-template-columns: 310px minmax(520px, 1fr); } .right-panel { grid-column: 1 / -1; min-height: auto; max-height: none; grid-template-columns: repeat(2, minmax(0, 1fr)); } .right-panel > .panel-header { grid-column: 1 / -1; } .center-panel, .left-panel { max-height: none; } }
@media (max-width: 920px) { .top-shell, .graph-header { flex-direction: column; } .dashboard-grid { grid-template-columns: 1fr; } .left-panel, .right-panel, .center-panel { min-height: auto; max-height: none; } .right-panel { grid-template-columns: 1fr; } .node-canvas { grid-template-columns: 1fr; } .wire { height: 24px; width: 4px; justify-self: center; } .checkpoint-grid, .diagnostic-grid { grid-template-columns: 1fr; } .graph-toolbar { justify-items: stretch; min-width: 0; } .time-window, .toolbar-row { justify-content: flex-start; } }


/* 20260521 mobile compatibility patch */
img, video, canvas, svg { max-width: 100%; height: auto; }
a, button, input, select, textarea { touch-action: manipulation; }
button, .button, .choice-button, .small-button, .mode-tab, .guide-chip, .chip-button, .doc-button, .id-pill-button { min-height: 44px; }
input, select, textarea { font-size: 16px; }
pre, code, .event-console, .table-scroll, .data-table { max-width: 100%; overflow-x: auto; }
.github-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; margin-top: 20px; }
.github-grid article { border: 1px solid rgba(255,255,255,.12); border-radius: 18px; padding: 18px; background: rgba(255,255,255,.045); }
.fineprint { color: var(--muted, #aab6cb); font-size: .92rem; line-height: 1.55; }
@media (max-width: 860px) {
  body { overflow-x: hidden; }
  .section-shell { width: min(100% - 24px, var(--max-width, 1180px)); padding-left: 0; padding-right: 0; }
  .hero-grid, .footer-grid, .portal-grid, .boundary-card, .contact-grid, .layout, .grid, .workbench-grid, .command-bar, .dashboard-shell, .operator-grid, .retroweb-shell, .retro-grid { grid-template-columns: 1fr !important; }
  .hero, .section-shell, .panel, .portal-card, .hero-card, .boundary-card, .doc-card { border-radius: 18px; }
  .portal-actions, .hero-actions, .button-row, .doc-actions { flex-direction: column; align-items: stretch; }
  .portal-actions .button, .hero-actions .button, .button-row .button, .button-row button, .doc-actions .button { width: 100%; justify-content: center; text-align: center; }
  .site-header, .topbar, .command-bar, .aisop-bridge { position: static !important; }
  .site-nav, .global-nav, .unified-nav, .aisop-bridge__nav, .mode-tabs { overflow-x: auto; flex-wrap: nowrap; justify-content: flex-start; padding-bottom: 6px; -webkit-overflow-scrolling: touch; scrollbar-width: thin; }
  .site-nav a, .global-nav a, .unified-nav a, .aisop-bridge__nav a { white-space: nowrap; }
  .hero-copy h1, .section-heading h1, .section-heading h2 { overflow-wrap: anywhere; }
  .kpi-row, .service-grid, .persona-grid, .github-grid { grid-template-columns: 1fr !important; }
  .right-rail, aside, .explorer-panel, .reader-panel { min-width: 0; }
  table { display: block; max-width: 100%; overflow-x: auto; white-space: nowrap; }
}
@media (max-width: 560px) {
  .hero-copy h1 { font-size: clamp(2rem, 11vw, 3.2rem); }
  .section-heading h1 { font-size: clamp(1.9rem, 9vw, 2.8rem); }
  .section-heading h2 { font-size: clamp(1.6rem, 8vw, 2.3rem); }
  .hero-lede, .lede { font-size: 1rem; }
  .hero-card, .portal-card, .panel, .boundary-card { padding: 16px !important; }
  .aisop-bridge__inner, .unified-sitebar-inner, .topbar-inner { gap: 10px; }
  .brand-copy span, .aisop-bridge__brand span:last-child { white-space: normal; }
  audio, video { width: 100%; }
}