:root {
      --bg: #0f110e;
      --panel: #171a14;
      --panel-2: #20261d;
      --line: #3d4439;
      --text: #f0eee7;
      --muted: #aaa498;
      --dim: #5d6259;
      --green: #54df75;
      --amber: #ffbd55;
      --cyan: #60c7e8;
      --red: #ff6961;
      --mono: "SFMono-Regular", "Menlo", "Consolas", monospace;
      --sans: "Avenir Next", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    }

    * { box-sizing: border-box; }

    body {
      margin: 0;
      min-width: 320px;
      color: var(--text);
      background:
        radial-gradient(ellipse 640px 460px at 10% 16%, rgba(84,223,117,0.05), transparent),
        radial-gradient(ellipse 540px 400px at 90% 74%, rgba(96,199,232,0.036), transparent),
        radial-gradient(ellipse 460px 540px at 64% 6%, rgba(255,189,85,0.038), transparent),
        var(--bg);
      background-size: auto;
      font-family: var(--sans);
      line-height: 1.42;
    }

    main {
      width: min(100%, 1680px);
      margin: 0 auto;
      padding: clamp(16px, 2.3vw, 30px);
    }

    h1, h2, h3, p { margin: 0; }

    header {
      display: grid;
      grid-template-columns: minmax(0, 1fr) auto;
      gap: 16px;
      align-items: end;
      padding-bottom: 18px;
      border-bottom: 1px solid var(--line);
    }

    h1 {
      font-size: clamp(30px, 3.6vw, 56px);
      line-height: 1;
      letter-spacing: 0;
      font-weight: 780;
    }

    .stamp {
      min-width: 240px;
      padding: 12px 14px;
      border: 1px solid var(--line);
      border-radius: 8px;
      background: rgba(7, 8, 6, 0.72);
      color: var(--muted);
      font-family: var(--mono);
      font-size: 12px;
    }

    .stamp strong {
      display: block;
      margin-top: 4px;
      color: var(--green);
      font-size: 18px;
      overflow-wrap: anywhere;
    }

    .symbol-tabs {
      display: flex;
      gap: 8px;
      align-items: center;
      padding: 14px 0 0;
      overflow-x: auto;
      scrollbar-width: none;
    }

    .symbol-tabs::-webkit-scrollbar {
      display: none;
    }

    .symbol-tab {
      flex: 0 0 auto;
      min-width: 68px;
      height: 32px;
      padding: 0 14px;
      border: 1px solid rgba(61,68,57,0.92);
      border-radius: 8px;
      background: rgba(7,8,6,0.62);
      color: var(--muted);
      font-family: var(--mono);
      font-size: 12px;
      font-weight: 800;
      line-height: 1;
      cursor: pointer;
    }

    .symbol-tab:hover,
    .symbol-tab.selected {
      border-color: rgba(84,223,117,0.86);
      color: var(--green);
      background: rgba(84,223,117,0.08);
      box-shadow: 0 0 18px rgba(84,223,117,0.12);
    }

    .dashboard-layout {
      display: flex;
      flex-direction: column;
      gap: 18px;
    }

    .timelines-container {
      display: grid;
      grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
      gap: 18px;
      padding: 18px 18px 16px;
      border: 1px solid rgba(61,68,57,0.72);
      border-radius: 8px;
      background:
        linear-gradient(180deg, rgba(23,26,20,0.82), rgba(12,15,11,0.92));
      box-shadow: inset 0 1px 0 rgba(240,238,231,0.035);
    }

    .signal-timeline {
      margin: 0;
      min-width: 0;
      padding: 14px;
      border: 1px solid rgba(61,68,57,0.62);
      border-radius: 8px;
      background: rgba(7,8,6,0.52);
    }

    .timeline-head {
      display: flex;
      justify-content: space-between;
      gap: 12px;
      align-items: center;
      padding: 0 0 12px;
      font-family: var(--mono);
      color: var(--muted);
      font-size: 12px;
      text-transform: uppercase;
      user-select: none;
    }

    .timeline-head strong::after {
      content: ' ▼';
      font-size: 10px;
      margin-left: 6px;
      opacity: 0.5;
      transition: transform 0.2s ease;
    }

    .signal-timeline.collapsed .timeline-head strong::after {
      transform: rotate(-90deg);
    }

    .signal-timeline.collapsed .signal-track {
      max-height: 148px;
      overflow: hidden;
    }

    .signal-timeline.collapsed .signal-scrollbar {
      display: none;
    }

    .timeline-head strong {
      color: var(--text);
      font-family: var(--sans);
      font-size: 17px;
      text-transform: none;
    }

    .signal-track {
      position: relative;
      overflow-x: auto;
      padding: 0 0 8px;
      scrollbar-width: none;
      -ms-overflow-style: none;
    }

    .signal-track::-webkit-scrollbar {
      display: none;
    }

    .signal-rail {
      position: relative;
      display: flex;
      gap: 14px;
      min-width: max-content;
      padding: 2px 2px 6px;
    }

    .signal-rail::before {
      content: "";
      position: absolute;
      left: 12px;
      right: 12px;
      top: 15px;
      height: 1px;
      background: linear-gradient(90deg, rgba(61,68,57,0.1), rgba(84,223,117,0.42), rgba(61,68,57,0.1));
    }

    .signal-point {
      position: relative;
      z-index: 1;
      display: grid;
      grid-template-columns: 16px minmax(0, 1fr);
      grid-template-rows: auto auto auto;
      column-gap: 10px;
      row-gap: 5px;
      flex: 0 0 clamp(220px, 18vw, 310px);
      min-width: 0;
      min-height: 112px;
      padding: 13px 14px 12px;
      border: 1px solid rgba(61,68,57,0.72);
      border-radius: 8px;
      background: rgba(13,16,12,0.88);
      color: var(--text);
      text-align: left;
      font: inherit;
      cursor: pointer;
      box-shadow: 0 14px 26px rgba(0,0,0,0.18);
    }

    .signal-point.readonly {
      cursor: default;
    }

    .signal-time {
      grid-column: 2;
      color: var(--dim);
      font-family: var(--mono);
      font-size: 11px;
      line-height: 1.12;
      overflow-wrap: anywhere;
    }

    .signal-dot {
      grid-column: 1;
      grid-row: 1 / span 3;
      width: 13px;
      height: 13px;
      margin-top: 2px;
      border: 2px solid var(--line);
      border-radius: 50%;
      background: var(--bg);
      box-shadow: 0 0 0 5px rgba(15,17,14,0.95);
    }

    .signal-kind {
      grid-column: 2;
      color: var(--muted);
      font-family: var(--mono);
      font-size: 11px;
      line-height: 1.12;
      text-transform: uppercase;
      overflow-wrap: anywhere;
    }

    .signal-label {
      grid-column: 2;
      color: var(--text);
      font-family: var(--mono);
      font-size: 13px;
      font-weight: 780;
      line-height: 1.2;
      overflow-wrap: anywhere;
      white-space: normal;
    }

    .signal-point.selected .signal-dot {
      border-color: var(--green);
      background: var(--green);
      box-shadow: 0 0 0 5px rgba(15,17,14,0.96), 0 0 22px rgba(84,223,117,0.48);
    }

    .signal-point.selected .signal-time,
    .signal-point.selected .signal-kind,
    .signal-point.selected .signal-label {
      color: var(--green);
    }

    .signal-point.close .signal-dot { border-color: rgba(96,199,232,0.78); }
    .signal-point.reverse .signal-dot { border-color: rgba(255,105,97,0.82); }
    .signal-point.decision .signal-dot { border-color: rgba(255,189,85,0.86); }
    .signal-point.pending .signal-dot { border-color: rgba(255,189,85,0.82); }
    .signal-point.revoked .signal-dot { border-color: rgba(255,105,97,0.72); }
    .signal-point.confirmed .signal-dot { border-color: rgba(84,223,117,0.72); }

    .signal-scrollbar {
      position: relative;
      height: 5px;
      margin-top: 2px;
      border-radius: 999px;
      background: rgba(61,68,57,0.12);
      opacity: 0;
      transition: opacity 160ms ease, background 160ms ease;
    }

    .signal-scroll-thumb {
      position: absolute;
      left: 0;
      top: 0;
      height: 5px;
      width: var(--thumb-w, 80px);
      min-width: 42px;
      border-radius: 999px;
      background: rgba(84,223,117,0.52);
      box-shadow: 0 0 18px rgba(84,223,117,0.18);
      cursor: grab;
      transform: translateX(var(--thumb-x, 0px));
    }

    .signal-scroll-thumb.dragging {
      cursor: grabbing;
      background: rgba(84,223,117,0.78);
    }

    .signal-timeline:hover .signal-scrollbar,
    .signal-scrollbar.active {
      opacity: 1;
      background: rgba(61,68,57,0.28);
    }

    .activation-shell {
      position: relative;
      width: 100%;
      min-height: 610px;
      border: 1px solid var(--line);
      border-radius: 8px;
      background: rgba(13, 16, 12, 0.92);
      overflow: hidden;
      box-shadow: 0 20px 44px rgba(0, 0, 0, 0.28);
    }

    .activation-toolbar {
      position: absolute;
      z-index: 5;
      top: 16px;
      right: 18px;
      display: flex;
      gap: 10px;
      align-items: center;
      font-family: var(--mono);
    }

    .play-button {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 7px;
      min-width: 78px;
      height: 30px;
      padding: 0 11px;
      border: 1px solid rgba(84,223,117,0.64);
      border-radius: 999px;
      background: rgba(8,11,8,0.82);
      color: var(--text);
      font-family: var(--mono);
      font-size: 11px;
      font-weight: 800;
      line-height: 1;
      cursor: pointer;
      box-shadow: 0 0 18px rgba(84,223,117,0.12);
    }

    .play-button:hover,
    .play-button.playing {
      border-color: rgba(84,223,117,0.96);
      box-shadow: 0 0 24px rgba(84,223,117,0.24);
    }

    .play-button:disabled {
      cursor: default;
      opacity: 0.35;
      box-shadow: none;
    }

    .mode-button {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-width: 84px;
      height: 30px;
      padding: 0 12px;
      border: 1px solid rgba(170,164,152,0.34);
      border-radius: 999px;
      background: rgba(8,11,8,0.82);
      color: var(--muted);
      font-family: var(--mono);
      font-size: 11px;
      font-weight: 820;
      line-height: 1;
      cursor: pointer;
    }

    .mode-button:hover,
    .mode-button.active {
      border-color: rgba(84,223,117,0.76);
      color: var(--text);
      box-shadow: 0 0 18px rgba(84,223,117,0.14);
    }

    .play-button-icon {
      width: 0;
      height: 0;
      border-top: 5px solid transparent;
      border-bottom: 5px solid transparent;
      border-left: 8px solid currentColor;
    }

    .play-button.playing .play-button-icon {
      width: 8px;
      height: 10px;
      border: 0;
      border-left: 3px solid currentColor;
      border-right: 3px solid currentColor;
    }

    .play-step {
      min-width: 66px;
      color: var(--green);
      font-size: 11px;
      font-weight: 800;
      text-align: right;
      text-transform: uppercase;
    }

    .activation-flow {
      position: relative;
      z-index: 2;
      display: grid;
      grid-template-columns: 0.52fr 1.08fr 0.96fr 0.86fr;
      gap: clamp(10px, 1vw, 14px);
      min-height: 610px;
      padding: clamp(14px, 1.7vw, 24px);
    }

    .activation-flow.overview-mode {
      grid-template-columns: 1.05fr 1.05fr 1.16fr 0.82fr 0.92fr;
      gap: clamp(8px, 0.75vw, 12px);
      min-height: 610px;
      padding: 18px 18px 16px;
    }

    .flow-links {
      position: absolute;
      inset: 0;
      z-index: 1;
      width: 100%;
      height: 100%;
      pointer-events: none;
    }

    .flow-links path {
      transition: stroke 180ms ease, stroke-width 180ms ease, opacity 180ms ease;
    }

    .flow-layer {
      min-width: 0;
      display: grid;
      grid-template-rows: auto 1fr;
      gap: 10px;
    }

    .source-column {
      background: radial-gradient(ellipse 100% 80% at 50% 50%, rgba(84,223,117,0.028), transparent);
      border-radius: 6px;
    }

    .input_parameters-column {
      background: radial-gradient(ellipse 100% 80% at 50% 50%, rgba(96,199,232,0.018), transparent);
      border-radius: 6px;
    }

    .state_activation-column {
      background: radial-gradient(ellipse 100% 80% at 50% 50%, rgba(160,140,255,0.022), transparent);
      border-radius: 6px;
    }

    .trade-decision-column {
      display: flex;
      flex-direction: column;
      justify-content: center;
      background: radial-gradient(ellipse 100% 80% at 50% 50%, rgba(255,189,85,0.028), transparent);
      border-radius: 6px;
    }

    .layer-head {
      display: flex;
      justify-content: space-between;
      gap: 10px;
      align-items: center;
      min-height: 34px;
      font-family: var(--mono);
      color: var(--muted);
      text-transform: uppercase;
      font-size: 12px;
    }

    .layer-head strong {
      color: var(--text);
      font-family: var(--sans);
      font-size: 18px;
      text-transform: none;
      line-height: 1.1;
    }

    .node-stack {
      display: grid;
      align-content: center;
      gap: 14px;
    }

    .overview-column {
      min-width: 0;
    }

    .overview-column .layer-head {
      min-height: 28px;
    }

    .overview-column .layer-head strong {
      font-size: 15px;
    }

    .overview-column .layer-head span {
      font-size: 10px;
    }

    .overview-stack {
      display: grid;
      align-content: start;
      gap: 7px;
      min-height: 0;
    }

    .overview-card {
      position: relative;
      z-index: 10;
      min-width: 0;
      min-height: 54px;
      padding: 8px 9px;
      border: 1px solid rgba(84,223,117,0.22);
      border-radius: 7px;
      background: linear-gradient(135deg, rgba(18,23,17,0.9), rgba(8,11,8,0.94));
      font-family: var(--mono);
      overflow: hidden;
      cursor: pointer;
      transition: opacity 160ms ease, transform 160ms ease, border-color 160ms ease, box-shadow 160ms ease;
    }

    .overview-card.bright {
      border-color: rgba(84,223,117,0.82);
      box-shadow: 0 0 0 1px rgba(84,223,117,0.12), 0 0 20px rgba(84,223,117,0.1);
    }

    .overview-card.dim {
      border-color: rgba(84,223,117,0.14);
      filter: saturate(0.58);
    }

    .overview-card:hover {
      transform: translateY(-1px);
      border-color: rgba(255,189,85,0.84);
    }

    .overview-card-head {
      display: flex;
      align-items: baseline;
      justify-content: space-between;
      gap: 8px;
      min-width: 0;
    }

    .overview-card-head strong {
      min-width: 0;
      color: var(--text);
      font-size: 12px;
      font-weight: 820;
      line-height: 1.12;
      overflow-wrap: anywhere;
    }

    .overview-card-head span {
      flex: 0 0 auto;
      color: var(--muted);
      font-size: 10px;
      font-weight: 760;
    }

    .overview-card-value {
      min-height: 14px;
      margin-top: 5px;
      color: var(--muted);
      font-size: 10px;
      font-weight: 700;
      line-height: 1.15;
      overflow-wrap: anywhere;
    }

    .overview-card-rail {
      height: 4px;
      margin-top: 7px;
      border-radius: 999px;
      background: rgba(61,68,57,0.72);
      overflow: hidden;
    }

    .overview-card-rail i {
      display: block;
      width: var(--w, 0%);
      height: 100%;
      background: var(--green);
    }

    .overview-card.expanded {
      border-color: rgba(255,189,85,0.86);
      box-shadow: 0 0 0 1px rgba(255,189,85,0.16), 0 0 24px rgba(255,189,85,0.14);
    }

    .overview-card-expanded {
      display: grid;
      grid-template-columns: repeat(8, minmax(0, 1fr));
      grid-auto-flow: dense;
      gap: 4px;
      max-height: 128px;
      margin-top: 7px;
      padding-top: 7px;
      border-top: 1px solid rgba(255,189,85,0.18);
      overflow: hidden;
    }

    .overview-expanded-node {
      display: grid;
      align-content: start;
      gap: 3px;
      min-height: 22px;
      padding: 4px 5px;
      border: 1px solid rgba(84,223,117,0.18);
      border-radius: 5px;
      background: rgba(12,16,11,0.76);
      overflow: hidden;
    }

    .overview-expanded-node.size-xl {
      grid-column: span 4;
      min-height: 38px;
    }

    .overview-expanded-node.size-lg {
      grid-column: span 3;
      min-height: 34px;
    }

    .overview-expanded-node.size-md {
      grid-column: span 2;
      min-height: 28px;
    }

    .overview-expanded-node.size-sm {
      grid-column: span 1;
      min-height: 24px;
    }

    .overview-expanded-node.related {
      border-color: rgba(255,189,85,0.78);
      background: rgba(42,32,13,0.34);
    }

    .overview-expanded-node.dim {
      filter: saturate(0.52);
    }

    .overview-expanded-node strong {
      color: var(--text);
      font-size: 9px;
      font-weight: 820;
      line-height: 1.08;
      overflow-wrap: anywhere;
    }

    .overview-expanded-node.size-sm strong {
      font-size: 8px;
    }

    .overview-expanded-node span {
      color: var(--muted);
      font-size: 8px;
      font-weight: 700;
      line-height: 1.12;
      overflow-wrap: anywhere;
    }

    .overview-expanded-node.size-sm span {
      display: none;
    }

    .source-column .node-stack {
      align-content: center;
      gap: 10px;
    }

    .source-column .activation-node {
      min-height: 64px;
      padding: 7px;
      background: linear-gradient(135deg, rgba(20,24,18,0.9), rgba(9,11,8,0.94));
    }

    .source-column .node-label {
      display: block;
      font-size: 13px;
      line-height: 1.12;
    }

    .source-column .node-detail {
      min-height: 18px;
      margin-top: 7px;
      font-size: 10px;
    }

    .input_parameters-column .node-stack {
      align-content: start;
      grid-auto-rows: max-content;
      gap: 10px;
      min-height: 0;
      overflow-y: visible;
      padding-right: 6px;
    }

    .input_parameters-column .node-stack::-webkit-scrollbar {
      width: 6px;
    }

    .input_parameters-column .node-stack::-webkit-scrollbar-track {
      background: rgba(61,68,57,0.16);
      border-radius: 999px;
    }

    .input_parameters-column .node-stack::-webkit-scrollbar-thumb {
      background: rgba(84,223,117,0.46);
      border-radius: 999px;
    }

    .state_activation-column .node-stack {
      align-content: start;
      grid-auto-rows: max-content;
      gap: 14px;
      min-height: 0;
      overflow-y: auto;
      overscroll-behavior: contain;
      padding-right: 6px;
      scrollbar-width: thin;
      scrollbar-color: rgba(84,223,117,0.46) rgba(61,68,57,0.16);
    }

    .state_activation-column .node-stack::-webkit-scrollbar {
      width: 6px;
    }

    .state_activation-column .node-stack::-webkit-scrollbar-track {
      background: rgba(61,68,57,0.16);
      border-radius: 999px;
    }

    .state_activation-column .node-stack::-webkit-scrollbar-thumb {
      background: rgba(84,223,117,0.46);
      border-radius: 999px;
    }

    .state_activation-column .activation-node {
      min-height: 64px;
      padding: 7px;
      background: linear-gradient(135deg, rgba(24,31,23,0.95), rgba(10,13,9,0.95));
    }

    .state_activation-column .state-slot .node-label {
      font-size: 15px;
    }

    .state-slot-detail {
      display: grid;
      gap: 6px;
      min-height: 0;
      font-size: 11px;
    }

    .state-option-row {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 4px;
    }

    .state-option,
    .state-subnode,
    .state-param {
      min-width: 0;
      padding: 4px 5px;
      border: 1px solid rgba(61,68,57,0.82);
      border-radius: 5px;
      background: rgba(8,11,8,0.58);
      color: var(--muted);
      overflow-wrap: anywhere;
    }

    .state-option {
      position: relative;
      display: grid;
      min-height: 32px;
      align-content: start;
      gap: 2px;
    }

    .state-subnode {
      display: grid;
      grid-template-columns: max-content minmax(0, 1fr);
      gap: 10px;
      align-items: baseline;
    }

    .state-param-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 4px;
    }

    .state-param {
      position: relative;
      display: grid;
      min-height: 32px;
      align-content: start;
      gap: 2px;
    }

    .state-option.bright,
    .state-subnode.bright,
    .state-param.bright {
      border-color: rgba(84,223,117,0.74);
      background: rgba(84,223,117,0.08);
      box-shadow: inset 0 0 0 1px rgba(84,223,117,0.06);
    }

    .state-option.dim,
    .state-subnode.dim,
    .state-param.dim {
      opacity: 0.42;
    }

    .state-option span,
    .state-subnode span,
    .state-param span {
      color: var(--muted);
      font-size: 10px;
      font-weight: 700;
      line-height: 1;
      text-transform: uppercase;
      white-space: nowrap;
    }

    .state-option strong,
    .state-subnode strong,
    .state-param strong {
      min-width: 0;
      color: var(--text);
      font-size: 11px;
      font-weight: 760;
      line-height: 1.2;
      overflow-wrap: anywhere;
    }

    .state-subnode strong {
      text-align: right;
    }

    .state-param strong {
      font-size: 12px;
      line-height: 1.08;
    }

    .input-node-group {
      position: relative;
      z-index: 10;
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 5px;
      padding: 7px;
      border: 1px solid rgba(61,68,57,0.7);
      border-radius: 8px;
      background: linear-gradient(135deg, rgba(8,11,8,0.86), rgba(21,27,20,0.62));
    }

    .input-node-group::before {
      content: "";
      position: absolute;
      left: 18px;
      right: 18px;
      top: 46px;
      height: 1px;
      background: linear-gradient(90deg, rgba(84,223,117,0.12), rgba(84,223,117,0.62), rgba(84,223,117,0.12));
    }

    .input-group-head {
      display: flex;
      grid-column: 1 / -1;
      justify-content: space-between;
      gap: 10px;
      color: var(--muted);
      font-family: var(--mono);
      font-size: 11px;
      text-transform: uppercase;
    }

    .input-node-group .activation-node {
      min-height: 64px;
      margin-left: 0;
      padding: 8px 9px;
      background: linear-gradient(135deg, rgba(27,33,25,0.95), rgba(11,14,10,0.95));
    }

    .input-node-group[data-input-group-id="chan"] {
      gap: 4px;
      padding: 6px;
    }

    .input-node-group[data-input-group-id="chan"] .activation-node {
      min-height: 52px;
      padding: 7px 8px;
    }

    .input-node-group .node-label {
      display: grid;
      gap: 2px;
      font-size: 13px;
    }

    .input-node-group .node-label small {
      font-size: 9px;
    }

    .input-node-group .node-detail {
      min-height: 20px;
      margin-top: 6px;
      font-size: 10px;
    }

    .input-node-group[data-input-group-id="chan"] .node-detail {
      min-height: 0;
      margin-top: 4px;
      color: var(--text);
      font-size: 12px;
      font-weight: 780;
      line-height: 1.15;
    }

    .input-node-group .node-weight {
      margin-top: 7px;
      height: 5px;
    }

    .node-target {
      position: absolute;
      z-index: 7;
      left: 10px;
      bottom: calc(100% + 7px);
      max-width: min(220px, calc(100vw - 32px));
      padding: 6px 8px;
      border: 1px solid rgba(255,189,85,0.72);
      border-radius: 6px;
      background: rgba(8, 10, 7, 0.96);
      color: var(--amber);
      font-family: var(--mono);
      font-size: 10px;
      font-weight: 760;
      line-height: 1.1;
      white-space: nowrap;
      opacity: 0;
      pointer-events: none;
      transform: translateY(4px);
      transition: opacity 120ms ease, transform 120ms ease;
      box-shadow: 0 10px 28px rgba(0,0,0,0.42);
    }

    .activation-node:hover > .node-target,
    .activation-node:focus-within > .node-target,
    .activation-node.hover-path > .node-target,
    .state-option:hover > .node-target,
    .state-param:hover > .node-target,
    .state-subnode:hover > .node-target,
    .state-option.hover-path > .node-target,
    .state-param.hover-path > .node-target,
    .state-subnode.hover-path > .node-target {
      opacity: 1;
      transform: translateY(0);
    }

    .activation-node,
    .decision-node {
      position: relative;
      min-height: 96px;
      padding: 14px;
      border: 1px solid var(--line);
      border-radius: 8px;
      background: linear-gradient(135deg, rgba(32,38,29,0.95), rgba(18,21,16,0.95));
      font-family: var(--mono);
      transition: opacity 160ms ease, transform 160ms ease, border-color 160ms ease;
    }

    .activation-shell.playback-active .activation-node,
    .activation-shell.playback-active .decision-node,
    .activation-shell.playback-active .input-node-group,
    .activation-shell.playback-active .state-option,
    .activation-shell.playback-active .state-subnode,
    .activation-shell.playback-active .state-param,
    .activation-shell.playback-active .trade-subnode,
    .activation-shell.playback-active .decision-option,
    .activation-shell.playback-active .overview-card {
      opacity: 0.16;
      filter: saturate(0.45);
    }

    .activation-shell.playback-active .playback-lit {
      opacity: 1 !important;
      filter: none !important;
      border-color: rgba(84,223,117,0.86) !important;
    }

    .activation-shell.playback-active .playback-current {
      opacity: 1 !important;
      filter: none !important;
      border-color: rgba(255,189,85,0.96) !important;
      box-shadow: 0 0 0 1px rgba(255,189,85,0.2), 0 0 30px rgba(255,189,85,0.2) !important;
    }

    .activation-node.bright,
    .decision-node.bright {
      opacity: 1;
      border-color: rgba(84,223,117,0.86);
      box-shadow: 0 0 0 1px rgba(84,223,117,0.16), 0 0 32px rgba(84,223,117,0.13);
    }

    .activation-node.dim,
    .decision-node.dim {
      opacity: 1;
      border-color: rgba(84,223,117,0.16);
      background: linear-gradient(135deg, rgba(18,23,17,0.86), rgba(8,11,8,0.9));
      box-shadow: none;
      filter: saturate(0.58);
    }

    .activation-node.dim .node-label,
    .activation-node.dim .node-detail,
    .decision-node.dim .node-label,
    .decision-node.dim .node-detail {
      opacity: 1;
    }

    .activation-node:hover,
    .decision-node:hover {
      transform: translateY(-1px);
      opacity: 1;
    }

    .activation-shell.hover-path-active .activation-node,
    .activation-shell.hover-path-active .decision-node,
    .activation-shell.hover-path-active .input-node-group,
    .activation-shell.hover-path-active .state-option,
    .activation-shell.hover-path-active .state-subnode,
    .activation-shell.hover-path-active .state-param,
    .activation-shell.hover-path-active .trade-subnode,
    .activation-shell.hover-path-active .decision-option,
    .activation-shell.hover-path-active .overview-card {
      opacity: 0.54;
      filter: saturate(0.66);
    }

    .activation-shell.hover-path-active .hover-path {
      opacity: 1 !important;
      filter: none !important;
      border-color: rgba(255,189,85,0.92) !important;
      box-shadow: 0 0 0 1px rgba(255,189,85,0.18), 0 0 24px rgba(255,189,85,0.14) !important;
    }

    .activation-node.hover-path > .node-target,
    .decision-node.hover-path > .node-target {
      opacity: 1;
      transform: translateY(0);
      transition-delay: 0s;
    }

    .hover-path.has-tooltip::after {
      opacity: 1;
      transform: translateX(-50%);
      transition-delay: 0s;
    }

    .node-inspect-btn {
      position: absolute;
      top: 8px;
      right: 8px;
      width: 22px;
      height: 22px;
      padding: 0;
      border: 1px solid rgba(170,164,152,0.34);
      border-radius: 50%;
      background: rgba(15,17,14,0.78);
      cursor: pointer;
      opacity: 0.54;
    }

    .node-inspect-btn::before {
      content: "";
      position: absolute;
      left: 5px;
      top: 5px;
      width: 7px;
      height: 7px;
      border: 2px solid currentColor;
      border-radius: 50%;
      color: var(--muted);
    }

    .node-inspect-btn::after {
      content: "";
      position: absolute;
      left: 13px;
      top: 14px;
      width: 7px;
      height: 2px;
      border-radius: 999px;
      background: var(--muted);
      transform: rotate(45deg);
      transform-origin: left center;
    }

    .node-inspect-btn:hover {
      opacity: 1;
      border-color: rgba(84,223,117,0.72);
      box-shadow: 0 0 14px rgba(84,223,117,0.2);
    }

    .node-label {
      display: flex;
      justify-content: space-between;
      gap: 10px;
      align-items: baseline;
      color: var(--text);
      font-size: 18px;
      line-height: 1.14;
      font-weight: 800;
      overflow-wrap: anywhere;
    }

    .node-label small {
      color: var(--muted);
      font-size: 11px;
      font-weight: 650;
      text-transform: uppercase;
    }

    .node-detail {
      margin-top: 10px;
      min-height: 34px;
      color: var(--muted);
      font-size: 12px;
      overflow-wrap: anywhere;
    }

    .node-detail.parameter-grid {
      display: flex;
      flex-wrap: wrap;
      gap: 6px;
      min-height: 0;
    }

    .param-chip {
      display: grid;
      gap: 2px;
      max-width: 100%;
      padding: 5px 6px;
      border: 1px solid rgba(84,223,117,0.52);
      border-radius: 4px;
      background: rgba(84,223,117,0.07);
      color: var(--muted);
      line-height: 1.08;
    }

    .param-chip span,
    .param-chip strong {
      min-width: 0;
      overflow-wrap: anywhere;
    }

    .param-chip span {
      font-size: 9px;
      text-transform: uppercase;
    }

    .param-chip strong {
      color: var(--text);
      font-size: 11px;
      font-weight: 800;
    }

    .node-weight {
      margin-top: 11px;
      height: 7px;
      border-radius: 999px;
      background: rgba(61,68,57,0.72);
      overflow: hidden;
    }

    .node-weight i {
      display: block;
      height: 100%;
      width: var(--w, 0%);
      background: var(--green);
    }

    .trade-decision-column .node-stack {
      align-content: start;
      grid-auto-rows: max-content;
      min-height: 0;
      overflow-y: auto;
      overscroll-behavior: contain;
      padding-right: 6px;
      scrollbar-width: thin;
      scrollbar-color: rgba(84,223,117,0.46) rgba(61,68,57,0.16);
    }

    .trade-decision-column .node-stack::-webkit-scrollbar {
      width: 6px;
    }

    .trade-decision-column .node-stack::-webkit-scrollbar-track {
      background: rgba(61,68,57,0.16);
      border-radius: 999px;
    }

    .trade-decision-column .node-stack::-webkit-scrollbar-thumb {
      background: rgba(84,223,117,0.46);
      border-radius: 999px;
    }

    .trade-slot {
      min-height: 96px;
      padding: 9px;
      background: linear-gradient(135deg, rgba(27,31,23,0.98), rgba(9,10,8,0.98));
    }

    .trade-slot.final-slot {
      min-height: 152px;
    }

    .trade-slot .node-label {
      font-size: 16px;
    }

    .trade-slot-detail {
      display: grid;
      gap: 6px;
      min-height: 0;
      font-size: 11px;
    }

    .trade-subnode,
    .decision-option {
      min-width: 0;
      padding: 5px 6px;
      border: 1px solid rgba(61,68,57,0.82);
      border-radius: 5px;
      background: rgba(8,11,8,0.58);
      color: var(--muted);
      overflow-wrap: anywhere;
    }

    .trade-subnode.bright,
    .decision-option.bright {
      border-color: rgba(84,223,117,0.86);
      background: rgba(84,223,117,0.1);
      color: var(--text);
      box-shadow: 0 0 16px rgba(84,223,117,0.12);
    }

    .decision-option-row {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(104px, 1fr));
      gap: 6px;
    }

    .trade-subnode span,
    .decision-option span {
      display: block;
      font-size: 10px;
      font-weight: 800;
      text-transform: uppercase;
    }

    .trade-subnode strong,
    .decision-option strong {
      display: block;
      margin-top: 4px;
      color: inherit;
      font-size: 11px;
      line-height: 1.15;
    }

    .decision-option.bright[data-node-id="final:watch"] {
      border-color: rgba(255,204,102,0.86);
      background: rgba(255,204,102,0.1);
    }

    .decision-option.bright[data-node-id="final:close"] {
      border-color: rgba(88,214,255,0.86);
      background: rgba(88,214,255,0.1);
    }

    .decision-option.bright[data-node-id="final:reverse"],
    .decision-option.bright[data-node-id="final:no_trade"] {
      border-color: rgba(255,105,97,0.9);
      background: rgba(255,105,97,0.1);
    }

    .decision-node {
      min-height: 138px;
      background: linear-gradient(135deg, rgba(27,31,23,0.98), rgba(9,10,8,0.98));
    }

    .decision-node.bright .node-label {
      color: var(--green);
      font-size: 24px;
    }

    .decision-node[data-node-id="final:reverse"].bright {
      border-color: rgba(255,105,97,0.9);
      box-shadow: 0 0 0 1px rgba(255,105,97,0.18), 0 0 34px rgba(255,105,97,0.16);
    }

    .decision-node[data-node-id="final:reverse"].bright .node-label {
      color: var(--red);
    }

    .decision-node[data-node-id="final:watch"].bright .node-label {
      color: var(--amber);
    }

    .decision-node[data-node-id="final:close"].bright .node-label {
      color: var(--cyan);
    }

    .decision-node[data-node-id="final:no_trade"].bright .node-label {
      color: var(--red);
    }

    @media (max-width: 900px) {
      header {
        grid-template-columns: 1fr;
      }

      .stamp { min-width: 0; }

      .timelines-container {
        grid-template-columns: 1fr;
        padding: 12px;
        gap: 12px;
      }

      .signal-timeline {
        padding: 12px;
      }

      .activation-shell {
        min-height: 0;
      }

      .activation-flow {
        grid-template-columns: 1fr;
        min-height: 0;
      }

      .activation-flow.overview-mode {
        grid-template-columns: 1fr;
      }

      .flow-links { display: none; }

      .flow-layer {
        position: relative;
      }

      .flow-layer:not(:last-child)::after {
        content: "";
        width: 2px;
        height: 24px;
        margin: 2px auto -4px;
        background: rgba(84,223,117,0.56);
      }

      .node-stack {
        align-content: stretch;
      }

      .trade-decision-column .node-stack {
        max-height: none;
        overflow-y: visible;
        padding-right: 0;
      }

      .input_parameters-column .node-stack {
        align-content: start;
        max-height: none;
        overflow-y: visible;
        padding-right: 0;
      }

      .state_activation-column .node-stack {
        align-content: start;
        max-height: none;
        overflow-y: visible;
        padding-right: 0;
      }

      .input-node-group {
        grid-template-columns: 1fr;
      }

      .input-node-group::before {
        left: 15px;
        right: auto;
        top: 35px;
        bottom: 13px;
        width: 1px;
        height: auto;
        background: linear-gradient(180deg, rgba(84,223,117,0.62), rgba(84,223,117,0.06));
      }

      .input-node-group .activation-node {
        min-height: 58px;
        margin-left: 14px;
      }

      .signal-point {
        flex-basis: min(280px, calc(100vw - 72px));
      }

    }

    /* Custom tooltip for input layer */
    .has-tooltip {
      position: relative;
    }

    .has-tooltip::after {
      content: attr(data-tooltip);
      position: absolute;
      bottom: calc(100% + 8px);
      left: 50%;
      transform: translateX(-50%);
      background: rgba(20, 22, 18, 0.96);
      color: var(--amber);
      border: 1px solid var(--amber);
      border-radius: 4px;
      padding: 6px 10px;
      font-size: 13px;
      font-family: var(--mono);
      white-space: pre;
      pointer-events: none;
      opacity: 0;
      transition: opacity 0.15s ease;
      z-index: 9999;
      box-shadow: 0 4px 12px rgba(0,0,0,0.4);
    }

    .has-tooltip:hover::after {
      opacity: 1;
      transition-delay: 0.1s;
    }