:root {
  color-scheme: dark;
  --bg: #071014;
  --bg-raised: #0c171d;
  --bg-panel: #101d24;
  --bg-panel-2: #13242c;
  --bg-input: #081318;
  --line: #253943;
  --line-strong: #35515d;
  --text: #e7f1f3;
  --muted: #8da5ad;
  --faint: #617881;
  --accent: #53d7c7;
  --accent-bright: #7ef5e5;
  --accent-dark: #0d6f68;
  --blue: #58a9ff;
  --amber: #ffbf5b;
  --red: #ff6f75;
  --green: #72e59a;
  --purple: #be91ff;
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.38);
  --radius: 14px;
  --radius-sm: 9px;
  --header-height: 78px;
  --command-height: 54px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html, body { min-height: 100%; }
body {
  margin: 0;
  background:
    radial-gradient(circle at 16% -10%, rgba(83, 215, 199, 0.08), transparent 28%),
    radial-gradient(circle at 90% 5%, rgba(88, 169, 255, 0.07), transparent 25%),
    var(--bg);
  color: var(--text);
  font-size: 14px;
  overflow-x: hidden;
}
button, input, select, textarea { font: inherit; }
button, select { cursor: pointer; }
button:disabled { cursor: not-allowed; opacity: 0.45; }
button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--accent-bright);
  outline-offset: 2px;
}

.app-header {
  height: var(--header-height);
  display: grid;
  grid-template-columns: minmax(260px, 1fr) auto minmax(260px, 1fr);
  align-items: center;
  gap: 24px;
  padding: 0 24px;
  border-bottom: 1px solid var(--line);
  background: rgba(7, 16, 20, 0.92);
  backdrop-filter: blur(18px);
  position: sticky;
  top: 0;
  z-index: 30;
}
.brand-block { display: flex; align-items: center; gap: 13px; min-width: 0; }
.brand-mark {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: linear-gradient(145deg, rgba(83, 215, 199, 0.16), rgba(88, 169, 255, 0.08));
  border: 1px solid rgba(83, 215, 199, 0.35);
  box-shadow: inset 0 0 22px rgba(83, 215, 199, 0.08);
}
.brand-mark svg { width: 33px; height: 33px; fill: none; stroke: var(--accent); stroke-width: 3.5; stroke-linecap: round; stroke-linejoin: round; }
.brand-block h1 { margin: 0; font-size: 20px; letter-spacing: -0.02em; }
.brand-block p { margin: 2px 0 0; color: var(--muted); font-size: 12px; }
.eyebrow, .section-kicker {
  color: var(--accent);
  font-size: 10px;
  line-height: 1.2;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}
.primary-tabs {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 4px;
  border: 1px solid var(--line);
  background: rgba(16, 29, 36, 0.78);
  border-radius: 12px;
}
.tab-button {
  border: 0;
  color: var(--muted);
  background: transparent;
  padding: 9px 17px;
  border-radius: 8px;
  font-weight: 700;
  transition: 150ms ease;
}
.tab-button:hover { color: var(--text); background: rgba(255,255,255,0.035); }
.tab-button.active { color: #03100e; background: var(--accent); box-shadow: 0 6px 18px rgba(83,215,199,0.16); }
.header-status { justify-self: end; display: flex; gap: 8px; align-items: center; }
.status-chip, .mini-state {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(16, 29, 36, 0.85);
  padding: 6px 10px;
  color: var(--muted);
  font-size: 10px;
  line-height: 1;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
}
.status-chip.ok, .mini-state.ok { color: var(--green); border-color: rgba(114,229,154,0.35); background: rgba(114,229,154,0.08); }
.status-chip.warn, .mini-state.warn { color: var(--amber); border-color: rgba(255,191,91,0.35); background: rgba(255,191,91,0.08); }
.status-chip.error, .mini-state.error { color: var(--red); border-color: rgba(255,111,117,0.35); background: rgba(255,111,117,0.08); }
.status-chip.simulate { color: var(--blue); border-color: rgba(88,169,255,0.35); background: rgba(88,169,255,0.08); }
.status-chip.agent { color: var(--purple); border-color: rgba(190,145,255,0.35); background: rgba(190,145,255,0.08); }
.status-dot { width: 7px; height: 7px; border-radius: 50%; background: currentColor; box-shadow: 0 0 10px currentColor; }

.command-bar {
  min-height: var(--command-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 8px 18px;
  border-bottom: 1px solid var(--line);
  background: rgba(12, 23, 29, 0.96);
  position: sticky;
  top: var(--header-height);
  z-index: 25;
}
.command-group { display: flex; align-items: center; gap: 7px; }
.center-actions { justify-content: center; }
.command-button, .canvas-controls button, .dialog-close {
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  background: linear-gradient(180deg, rgba(28,46,55,0.95), rgba(16,29,36,0.95));
  color: var(--text);
  padding: 8px 12px;
  min-height: 34px;
  font-weight: 700;
  font-size: 12px;
  transition: 140ms ease;
}
.command-button:hover:not(:disabled), .canvas-controls button:hover:not(:disabled) { border-color: var(--accent-dark); transform: translateY(-1px); }
.command-button.primary { color: #041310; border-color: var(--accent); background: linear-gradient(180deg, var(--accent-bright), var(--accent)); }
.command-button.deploy { color: #041310; border-color: #75e4ad; background: linear-gradient(180deg, #94f6bd, #63d795); }
.command-button.danger-quiet { color: #ff9ca0; }
.command-button.active { color: #041310; background: var(--amber); border-color: var(--amber); }
.template-picker { display: flex; align-items: center; gap: 7px; color: var(--muted); font-size: 11px; font-weight: 800; text-transform: uppercase; letter-spacing: 0.07em; }
.template-picker select {
  min-width: 190px;
  max-width: 260px;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  background: var(--bg-input);
  color: var(--text);
  padding: 8px 30px 8px 10px;
}

.tab-panel { display: none; }
.tab-panel.active { display: grid; }
.workspace-grid {
  grid-template-columns: 270px minmax(500px, 1fr) 310px;
  gap: 1px;
  min-height: calc(100vh - var(--header-height) - var(--command-height) - 36px);
  background: var(--line);
}
.left-rail, .inspector-rail { background: var(--bg-raised); padding: 14px; overflow-y: auto; }
.left-rail { border-right: 1px solid rgba(0,0,0,0.2); }
.inspector-rail { border-left: 1px solid rgba(0,0,0,0.2); }
.rail-section, .inspector-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(145deg, rgba(19,36,44,0.92), rgba(13,25,31,0.94));
  padding: 14px;
  margin-bottom: 12px;
  box-shadow: 0 8px 28px rgba(0,0,0,0.12);
}
.section-heading { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; margin-bottom: 12px; }
.section-heading.compact { margin-bottom: 9px; }
.section-heading h2, .section-heading h3 { margin: 3px 0 0; letter-spacing: -0.02em; }
.section-heading h2 { font-size: 16px; }
.section-heading h3 { font-size: 13px; }
.mission-text { min-height: 44px; margin: 0 0 12px; color: var(--muted); font-size: 12px; line-height: 1.5; }
.metric-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 7px; }
.metric-grid div { border: 1px solid var(--line); border-radius: 9px; padding: 8px 6px; background: rgba(4,12,16,0.38); text-align: center; }
.metric-grid strong { display: block; font-size: 17px; color: var(--accent-bright); }
.metric-grid span { color: var(--faint); font-size: 9px; font-weight: 800; text-transform: uppercase; letter-spacing: 0.08em; }

.node-palette { display: grid; grid-template-columns: 1fr 1fr; gap: 7px; }
.palette-button {
  min-height: 58px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  gap: 4px;
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--text);
  background: rgba(6,16,20,0.5);
  padding: 8px;
  transition: 140ms ease;
}
.palette-button:hover { border-color: var(--accent-dark); background: rgba(83,215,199,0.06); transform: translateY(-1px); }
.palette-button .palette-icon { font-size: 17px; line-height: 1; color: var(--accent); }
.palette-button strong { font-size: 11px; }
.palette-button small { color: var(--faint); font-size: 9px; }
.token-list { display: flex; flex-wrap: wrap; gap: 5px; }
.token, .empty-token { border: 1px solid var(--line); border-radius: 999px; padding: 5px 8px; font-size: 10px; color: var(--muted); background: rgba(6,16,20,0.45); }
.token { color: var(--blue); border-color: rgba(88,169,255,0.25); }
.legend-section { margin-bottom: 0; }
.legend-row { display: flex; align-items: center; gap: 9px; color: var(--muted); font-size: 11px; margin: 8px 0; }
.legend-line { width: 28px; height: 3px; border-radius: 4px; background: var(--line-strong); }
.legend-line.wireless { background: repeating-linear-gradient(90deg, var(--blue) 0 6px, transparent 6px 10px); }
.legend-line.degraded { background: repeating-linear-gradient(90deg, var(--amber) 0 4px, transparent 4px 8px); }
.legend-line.wired { background: var(--accent); }

.canvas-shell { position: relative; min-width: 0; background: #071115; overflow: hidden; }
.canvas-header {
  position: absolute;
  z-index: 4;
  top: 12px;
  left: 14px;
  right: 14px;
  min-height: 42px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border: 1px solid rgba(53,81,93,0.8);
  border-radius: 10px;
  padding: 8px 10px;
  background: rgba(10,22,27,0.88);
  backdrop-filter: blur(12px);
  box-shadow: 0 10px 30px rgba(0,0,0,0.22);
}
.canvas-hint { margin-left: 10px; color: var(--muted); font-size: 11px; }
.canvas-controls { display: flex; align-items: center; gap: 5px; }
.canvas-controls button { min-width: 32px; padding: 6px 8px; min-height: 29px; }
.canvas-controls span { min-width: 44px; text-align: center; color: var(--muted); font-size: 10px; }
#networkCanvas { width: 100%; height: 100%; min-height: 720px; display: block; touch-action: none; user-select: none; }
.canvas-background { fill: #071115; }
.small-grid-path { fill: none; stroke: rgba(92,126,138,0.09); stroke-width: 1; }
.large-grid-path { fill: none; stroke: rgba(92,126,138,0.16); stroke-width: 1.2; }
.arrow-path { fill: var(--line-strong); }
.canvas-empty-state rect { fill: rgba(12,25,31,0.78); stroke: var(--line); stroke-width: 1.4; stroke-dasharray: 7 6; }
.empty-title { fill: var(--text); font-size: 15px; font-weight: 750; }
.empty-copy { fill: var(--muted); font-size: 12px; }
.canvas-empty-state.hidden { display: none; }
.network-link { cursor: pointer; }
.network-link .link-hit { stroke: transparent; stroke-width: 18; }
.network-link .link-line { fill: none; stroke: var(--accent); stroke-width: 3; vector-effect: non-scaling-stroke; transition: 120ms ease; }
.network-link.wireless .link-line { stroke: var(--blue); stroke-dasharray: 8 6; }
.network-link.degraded .link-line { stroke: var(--amber); stroke-dasharray: 4 6; }
.network-link.down .link-line { stroke: var(--red); stroke-dasharray: 3 7; opacity: 0.7; }
.network-link.selected .link-line { stroke: var(--accent-bright); stroke-width: 5; filter: drop-shadow(0 0 5px rgba(126,245,229,0.7)); }
.link-label-bg { fill: rgba(7,16,20,0.92); stroke: var(--line); stroke-width: 1; }
.link-label { fill: var(--muted); font-size: 10px; font-weight: 700; pointer-events: none; }
.network-node { cursor: grab; filter: url(#nodeShadow); }
.network-node:active { cursor: grabbing; }
.node-body { fill: #11242b; stroke: var(--line-strong); stroke-width: 1.4; transition: 120ms ease; }
.network-node:hover .node-body { stroke: var(--accent-dark); }
.network-node.selected .node-body { stroke: var(--accent-bright); stroke-width: 3; }
.network-node.connect-source .node-body { stroke: var(--amber); stroke-width: 3; stroke-dasharray: 6 4; }
.node-accent { fill: var(--accent); opacity: 0.95; }
.network-node[data-type="switch"] .node-accent { fill: var(--blue); }
.network-node[data-type="firewall"] .node-accent,
.network-node[data-type="release-gateway"] .node-accent { fill: var(--amber); }
.network-node[data-type="server"] .node-accent { fill: var(--purple); }
.network-node[data-type="client"] .node-accent { fill: #99c8ff; }
.network-node[data-type="sensor"] .node-accent,
.network-node[data-type="radio"] .node-accent { fill: #ff9a70; }
.network-node[data-type="cloud"] .node-accent { fill: #9eb5bd; }
.node-type-badge { fill: rgba(4,12,16,0.58); stroke: rgba(255,255,255,0.08); }
.node-type-icon { fill: var(--accent-bright); font-size: 15px; font-weight: 900; }
.node-name { fill: var(--text); font-size: 12px; font-weight: 760; }
.node-detail { fill: var(--muted); font-size: 9px; text-transform: uppercase; letter-spacing: 0.05em; }
.node-status { fill: var(--green); stroke: #071115; stroke-width: 2; }
.node-status.warn { fill: var(--amber); }
.node-status.down { fill: var(--red); }
.canvas-banner {
  position: absolute;
  left: 50%;
  bottom: 18px;
  transform: translateX(-50%);
  z-index: 6;
  border: 1px solid rgba(255,191,91,0.45);
  border-radius: 999px;
  padding: 9px 15px;
  color: var(--amber);
  background: rgba(45,32,9,0.93);
  box-shadow: var(--shadow);
  font-size: 11px;
  font-weight: 750;
}
.hidden { display: none !important; }

.inspector-card { padding: 14px; }
.inspector-form { display: grid; gap: 10px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.field { display: grid; gap: 5px; }
.field > span { color: var(--muted); font-size: 10px; font-weight: 800; letter-spacing: 0.06em; text-transform: uppercase; }
.field input, .field select, .field textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--bg-input);
  color: var(--text);
  padding: 8px 9px;
  min-height: 36px;
}
.field textarea { min-height: 76px; resize: vertical; line-height: 1.4; }
.field input[type="checkbox"] { width: 16px; height: 16px; min-height: auto; accent-color: var(--accent); }
.checkbox-field { display: flex; align-items: center; justify-content: space-between; border: 1px solid var(--line); border-radius: 8px; padding: 8px 9px; background: var(--bg-input); }
.checkbox-field span { color: var(--muted); font-size: 11px; font-weight: 700; }
.inspector-note { margin: 0; color: var(--faint); font-size: 10px; line-height: 1.5; }
.validation-summary { color: var(--muted); font-size: 11px; line-height: 1.5; }
.validation-summary p { margin: 0; }
.issue-group { margin-top: 10px; }
.issue-group h4 { margin: 0 0 6px; font-size: 10px; text-transform: uppercase; letter-spacing: 0.08em; }
.issue-group.errors h4 { color: var(--red); }
.issue-group.warnings h4 { color: var(--amber); }
.issue-group.recommendations h4 { color: var(--blue); }
.issue-item { border-left: 2px solid var(--line-strong); padding: 4px 0 4px 8px; margin: 5px 0; color: var(--muted); }
.issue-group.errors .issue-item { border-color: var(--red); }
.issue-group.warnings .issue-item { border-color: var(--amber); }
.issue-group.recommendations .issue-item { border-color: var(--blue); }

.operations-panel { display: none; min-height: calc(100vh - var(--header-height) - var(--command-height) - 36px); padding: 18px; gap: 16px; background: rgba(7,16,20,0.78); }
.operations-panel.active { display: grid; }
.overview-strip { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
.overview-card {
  min-height: 104px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(145deg, rgba(19,36,44,0.94), rgba(10,22,27,0.96));
  padding: 15px;
  box-shadow: 0 12px 36px rgba(0,0,0,0.13);
}
.overview-card span { display: block; color: var(--muted); font-size: 10px; font-weight: 800; text-transform: uppercase; letter-spacing: 0.08em; }
.overview-card strong { display: block; margin: 7px 0 5px; font-size: 22px; color: var(--text); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.overview-card small { color: var(--faint); font-size: 10px; }
.overview-card.readiness strong { color: var(--accent-bright); }
.operations-grid { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: 14px; align-items: start; }
.operations-card {
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(145deg, rgba(17,32,39,0.96), rgba(10,21,26,0.98));
  padding: 16px;
  box-shadow: 0 14px 40px rgba(0,0,0,0.14);
}
.card-header { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; margin-bottom: 14px; }
.card-header h2 { margin: 3px 0 0; font-size: 16px; }
.deployment-flow { display: grid; grid-template-columns: auto 1fr auto 1fr auto 1fr auto; align-items: center; margin: 18px 0; }
.flow-step { display: flex; align-items: center; gap: 8px; opacity: 0.45; }
.flow-step > span { width: 27px; height: 27px; border-radius: 50%; display: grid; place-items: center; border: 1px solid var(--line-strong); background: var(--bg-input); font-size: 11px; font-weight: 900; }
.flow-step strong { display: block; font-size: 11px; }
.flow-step small { display: block; color: var(--faint); font-size: 9px; white-space: nowrap; }
.flow-step.complete { opacity: 1; }
.flow-step.complete > span { background: rgba(114,229,154,0.12); border-color: rgba(114,229,154,0.45); color: var(--green); }
.flow-step.current { opacity: 1; }
.flow-step.current > span { background: rgba(83,215,199,0.13); border-color: var(--accent); color: var(--accent-bright); box-shadow: 0 0 14px rgba(83,215,199,0.16); }
.flow-line { height: 1px; margin: 0 8px; background: var(--line-strong); }
.detail-block, .empty-detail { border: 1px solid var(--line); border-radius: 10px; padding: 12px; background: rgba(5,14,18,0.48); color: var(--muted); min-height: 74px; }
.detail-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 9px; }
.detail-grid div { min-width: 0; }
.detail-grid span { display: block; color: var(--faint); font-size: 9px; text-transform: uppercase; letter-spacing: 0.07em; }
.detail-grid strong { display: block; margin-top: 4px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--text); font-size: 12px; }
.button-row { display: flex; align-items: center; flex-wrap: wrap; gap: 7px; margin-top: 12px; }
.button-row.compact { margin: 0; }
.code-preview {
  margin: 0;
  min-height: 320px;
  max-height: 520px;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 13px;
  background: #050e12;
  color: #b9d7db;
  font: 11px/1.55 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  white-space: pre;
  tab-size: 2;
}
.record-list { display: grid; gap: 8px; }
.record-item { border: 1px solid var(--line); border-radius: 10px; background: rgba(5,14,18,0.5); padding: 10px; transition: 120ms ease; }
.record-item.clickable { cursor: pointer; }
.record-item.clickable:hover { border-color: var(--accent-dark); transform: translateY(-1px); }
.record-item-header { display: flex; align-items: flex-start; justify-content: space-between; gap: 9px; }
.record-item strong { font-size: 12px; }
.record-item p { margin: 5px 0 0; color: var(--muted); font-size: 10px; line-height: 1.45; }
.record-meta { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.record-meta span { color: var(--faint); font-size: 9px; border: 1px solid var(--line); border-radius: 999px; padding: 3px 6px; }
.record-empty { border: 1px dashed var(--line); border-radius: 10px; padding: 18px; color: var(--faint); text-align: center; font-size: 11px; }
.state-pill { border-radius: 999px; padding: 4px 7px; font-size: 9px; font-weight: 850; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); border: 1px solid var(--line); }
.state-pill.running, .state-pill.up, .state-pill.passed { color: var(--green); border-color: rgba(114,229,154,0.35); }
.state-pill.degraded, .state-pill.warn { color: var(--amber); border-color: rgba(255,191,91,0.35); }
.state-pill.failed, .state-pill.down { color: var(--red); border-color: rgba(255,111,117,0.35); }
.state-pill.deploying { color: var(--blue); border-color: rgba(88,169,255,0.35); }

.monitor-grid { grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); }
.monitor-map-card { grid-row: span 2; }
.monitor-topology { min-height: 520px; position: relative; overflow: auto; }
.monitor-node-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; }
.monitor-node { border: 1px solid var(--line); border-radius: 10px; padding: 11px; background: rgba(5,14,18,0.52); }
.monitor-node .node-top { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.monitor-node strong { font-size: 11px; }
.monitor-node small { display: block; color: var(--faint); margin-top: 5px; font-size: 9px; }
.monitor-paths { margin-top: 14px; display: grid; gap: 7px; }
.monitor-link-card { display: grid; grid-template-columns: 1fr auto; gap: 8px; border-left: 3px solid var(--accent); padding: 7px 9px; background: rgba(5,14,18,0.45); border-radius: 4px 8px 8px 4px; }
.monitor-link-card.down { border-left-color: var(--red); }
.monitor-link-card.degraded { border-left-color: var(--amber); }
.monitor-link-card strong { font-size: 10px; }
.monitor-link-card small { display: block; color: var(--faint); font-size: 9px; margin-top: 3px; }
.table-wrap { width: 100%; overflow: auto; }
table { width: 100%; border-collapse: collapse; font-size: 10px; }
th { color: var(--faint); font-size: 9px; text-transform: uppercase; letter-spacing: 0.07em; text-align: left; padding: 7px; border-bottom: 1px solid var(--line); }
td { color: var(--muted); padding: 8px 7px; border-bottom: 1px solid rgba(37,57,67,0.58); vertical-align: middle; }
td strong { color: var(--text); }
.table-action { border: 1px solid var(--line); border-radius: 6px; background: var(--bg-input); color: var(--text); padding: 4px 7px; font-size: 9px; }
.table-action:hover { border-color: var(--accent-dark); }

.library-grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 14px; align-items: start; }
.library-cards { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
.library-card { border: 1px solid var(--line); border-radius: 11px; background: rgba(5,14,18,0.48); padding: 12px; min-height: 146px; display: flex; flex-direction: column; }
.library-card h3 { margin: 4px 0 6px; font-size: 13px; }
.library-card p { margin: 0; color: var(--muted); font-size: 10px; line-height: 1.5; flex: 1; }
.library-card .record-meta { margin-bottom: 10px; }
.library-card button { align-self: flex-start; }
.event-list { max-height: 520px; overflow: auto; }
.event-topic { color: var(--blue); font: 10px ui-monospace, monospace; overflow-wrap: anywhere; }

.app-footer {
  min-height: 36px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 7px 18px;
  border-top: 1px solid var(--line);
  color: var(--faint);
  background: #071014;
  font-size: 10px;
}
.footer-mark { color: var(--accent); font-weight: 900; letter-spacing: 0.1em; margin-right: 8px; }

.toast-region { position: fixed; right: 18px; bottom: 48px; z-index: 100; display: grid; gap: 8px; width: min(360px, calc(100vw - 36px)); }
.toast { border: 1px solid var(--line-strong); border-left: 4px solid var(--accent); border-radius: 9px; padding: 10px 12px; background: rgba(11,23,29,0.97); box-shadow: var(--shadow); animation: toast-in 180ms ease; }
.toast.error { border-left-color: var(--red); }
.toast.warn { border-left-color: var(--amber); }
.toast strong { display: block; font-size: 11px; }
.toast p { margin: 4px 0 0; color: var(--muted); font-size: 10px; line-height: 1.4; }
@keyframes toast-in { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }

.action-dialog {
  width: min(680px, calc(100vw - 30px));
  border: 1px solid var(--line-strong);
  border-radius: 16px;
  color: var(--text);
  background: linear-gradient(145deg, #13242c, #0a151a);
  box-shadow: 0 30px 100px rgba(0,0,0,0.62);
  padding: 0;
}
.action-dialog::backdrop { background: rgba(0,0,0,0.68); backdrop-filter: blur(4px); }
.action-dialog form { margin: 0; }
.dialog-header { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; padding: 17px 18px; border-bottom: 1px solid var(--line); }
.dialog-header h2 { margin: 4px 0 0; font-size: 17px; }
.dialog-close { width: 32px; padding: 0; font-size: 20px; line-height: 1; }
.dialog-body { padding: 18px; color: var(--muted); line-height: 1.55; }
.dialog-body p:first-child { margin-top: 0; }
.dialog-body p:last-child { margin-bottom: 0; }
.dialog-body code { color: var(--accent-bright); background: var(--bg-input); border: 1px solid var(--line); border-radius: 5px; padding: 2px 5px; }
.dialog-body input { width: 100%; margin-top: 10px; border: 1px solid var(--line-strong); border-radius: 8px; background: var(--bg-input); color: var(--text); padding: 10px; }
.dialog-actions { display: flex; justify-content: flex-end; gap: 8px; padding: 13px 18px; border-top: 1px solid var(--line); }

@media (max-width: 1240px) {
  .workspace-grid { grid-template-columns: 235px minmax(460px, 1fr) 285px; }
  .app-header { grid-template-columns: 1fr auto; }
  .primary-tabs { grid-column: 1 / -1; position: fixed; left: 50%; bottom: 10px; transform: translateX(-50%); z-index: 80; box-shadow: var(--shadow); }
  .header-status { justify-self: end; }
  .app-footer { padding-bottom: 60px; }
  .template-picker span { display: none; }
}

@media (max-width: 980px) {
  .command-bar { overflow-x: auto; justify-content: flex-start; }
  .workspace-grid { grid-template-columns: 220px minmax(560px, 1fr); overflow-x: auto; }
  .inspector-rail { position: fixed; right: 10px; top: 145px; width: 300px; max-height: calc(100vh - 170px); z-index: 20; box-shadow: var(--shadow); border: 1px solid var(--line); border-radius: 14px; }
  .operations-grid, .library-grid { grid-template-columns: 1fr; }
  .overview-strip { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 680px) {
  .app-header { padding: 0 12px; gap: 8px; }
  .brand-block p { display: none; }
  .header-status .status-chip:first-child { display: none; }
  .command-bar { padding: 7px 10px; }
  .center-actions { display: none; }
  .template-picker select { min-width: 150px; }
  .workspace-grid { display: block; background: var(--bg); }
  .left-rail { display: none; }
  .canvas-shell { min-height: 650px; }
  .inspector-rail { top: auto; bottom: 64px; left: 8px; right: 8px; width: auto; max-height: 45vh; }
  #networkCanvas { min-height: 650px; }
  .operations-panel { padding: 10px; }
  .overview-strip { grid-template-columns: 1fr 1fr; gap: 8px; }
  .overview-card { min-height: 92px; padding: 11px; }
  .library-cards { grid-template-columns: 1fr; }
  .deployment-flow { display: none; }
}