:root {
      color-scheme: light;
      --page-top: #fff7fa;
      --page-bottom: #f8e7ed;
      --frame: rgba(246, 196, 209, 0.78);
      --ink: #30131d;
      --muted: #623243;
      --panel: #fff9fc;
      --panel-border: rgba(146, 41, 76, 0.24);
      --shadow: rgba(0, 0, 0, 0.18);
      --trace: #1f181b;
      --trace-soft: rgba(31, 24, 27, 0.24);
      --frontal: #d06481;
      --precordial: #7f6fcb;
    }

    *,
    *::before,
    *::after {
      box-sizing: border-box;
    }

    html {
      background: #0b1020;
    }

    body {
      margin: 0;
      min-height: 100vh;
      padding: clamp(12px, 2.4vw, 36px);
      overflow-x: clip;
      font-family: "Avenir Next", "Segoe UI", sans-serif;
      color: var(--ink);
      background:
        radial-gradient(circle at top left, rgba(255, 255, 255, 0.92), transparent 32%),
        radial-gradient(circle at 84% 14%, rgba(255, 218, 227, 0.88), transparent 24%),
        linear-gradient(180deg, var(--page-top) 0%, var(--page-bottom) 100%);
    }

    .prototype {
      width: min(1480px, 100%);
      margin: 0 auto;
      display: grid;
      gap: clamp(14px, 1.8vw, 22px);
    }

    .prototype__header {
      display: grid;
      grid-template-columns: 1fr;
      gap: 16px;
      align-items: start;
    }

    .prototype__header > :first-child {
      min-width: 0;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      margin-bottom: 12px;
      padding: 0.55rem 0.9rem;
      border-radius: 999px;
      border: 1px solid rgba(219, 145, 164, 0.35);
      background: rgba(255, 255, 255, 0.74);
      font-size: 0.76rem;
      font-weight: 800;
      letter-spacing: 0.12em;
      text-transform: uppercase;
    }

    .eyebrow::before {
      content: "";
      width: 10px;
      height: 10px;
      border-radius: 999px;
      background: linear-gradient(180deg, #f57f9b, #f4a6b7);
      box-shadow: 0 0 0 6px rgba(245, 127, 155, 0.12);
    }

    h1 {
      margin: 0;
      font-size: clamp(1.8rem, 4vw, 3.25rem);
      line-height: 0.98;
      letter-spacing: -0.045em;
    }

    .prototype__lede {
      max-width: 68ch;
      margin: 12px 0 0;
      line-height: 1.65;
      overflow-wrap: anywhere;
      color: var(--muted);
    }

    .metrics {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      width: 100%;
      justify-content: stretch;
      gap: 12px;
      align-self: start;
    }

    .metric {
      padding: 0.72rem 1rem;
      border-radius: 999px;
      border: 1px solid var(--panel-border);
      background: var(--panel);
      box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.84);
      font-size: 0.82rem;
      font-weight: 700;
      white-space: normal;
      text-align: center;
    }

    .stage {
      position: relative;
      padding: clamp(10px, 1.4vw, 18px);
      border-radius: 30px;
      border: 1px solid var(--frame);
      background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.8), rgba(255, 255, 255, 0.42)),
        linear-gradient(135deg, rgba(255, 255, 255, 0.18), transparent 42%);
      box-shadow:
        0 28px 80px var(--shadow),
        inset 0 1px 0 rgba(255, 255, 255, 0.82);
    }

    .simulator-workspace {
      display: grid;
      grid-template-columns: 1fr;
      gap: clamp(14px, 1.6vw, 22px);
      align-items: start;
      width: min(1180px, 100%);
      margin: 0 auto;
    }

    .simulator-workspace .stage {
      order: 1;
      min-width: 0;
    }

    .simulator-workspace .controls {
      order: 2;
      min-width: 0;
    }

    .simulator-workspace .controls__panel {
      grid-template-columns: minmax(230px, 0.72fr) minmax(0, 1.28fr);
      gap: 16px;
      height: 100%;
      padding: 16px;
      border-radius: 24px;
    }

    .simulator-workspace .controls__summary {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .simulator-workspace .preset-row {
      gap: 8px;
    }

    .simulator-workspace .preset-row button {
      flex: 1 1 86px;
    }

    .controls {
      display: grid;
      gap: 12px;
    }

    .controls__panel {
      display: grid;
      grid-template-columns: minmax(0, 1fr) minmax(320px, 520px);
      gap: 14px;
      padding: 16px 18px;
      border-radius: 24px;
      border: 1px solid var(--panel-border);
      background: var(--panel);
      box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.82);
    }

    .controls__title {
      margin: 0;
      font-size: 1.06rem;
      letter-spacing: -0.02em;
    }

    .controls__copy p {
      margin: 8px 0 0;
      color: var(--muted);
      line-height: 1.6;
    }

    .controls__summary {
      margin-top: 12px;
      display: inline-flex;
      flex-wrap: wrap;
      gap: 10px;
      color: var(--muted);
      font-size: 0.88rem;
    }

    .controls__summary .summary-metric {
      padding: 0.34rem 0.68rem;
      border-radius: 999px;
      border: 1px solid rgba(146, 41, 76, 0.14);
      background: rgba(255, 255, 255, 0.74);
      transition:
        background-color 180ms ease,
        border-color 180ms ease,
        box-shadow 180ms ease,
        transform 180ms ease;
    }

    .controls__summary .summary-metric.is-highlighted {
      color: #622133;
      border-color: rgba(208, 100, 129, 0.42);
      background: linear-gradient(135deg, rgba(255, 241, 246, 0.98), rgba(255, 228, 236, 0.94));
      box-shadow: 0 0 0 3px rgba(208, 100, 129, 0.12);
      transform: translateY(-1px);
    }

    .controls__summary strong {
      color: var(--ink);
    }

    .controls__summary .summary-metric.is-highlighted strong {
      color: #9f1f52;
    }

    .controls__inputs {
      display: grid;
      grid-template-columns: minmax(230px, 1fr) minmax(220px, 0.82fr);
      gap: 14px;
      align-content: start;
    }

    .controls__inputs > .preset-row,
    .controls__inputs > .controls__status {
      grid-column: 1 / -1;
    }

    .controls__status {
      display: grid;
      grid-template-columns: minmax(0, 1fr) auto;
      gap: 12px;
      align-items: center;
      padding: 14px 16px;
      border-radius: 20px;
      border: 1px solid rgba(217, 133, 154, 0.2);
      background:
        linear-gradient(135deg, rgba(255, 250, 251, 0.94), rgba(255, 239, 244, 0.74)),
        rgba(255, 255, 255, 0.82);
    }

    .controls__panel > .controls__status {
      grid-column: 1 / -1;
    }

    .controls__status h3 {
      margin: 0;
      font-size: 0.94rem;
      letter-spacing: -0.02em;
    }

    .controls__status p {
      margin: 6px 0 0;
      color: var(--muted);
      line-height: 1.55;
    }

    .action-button,
    .modal__footer button {
      appearance: none;
      border: 1px solid var(--panel-border);
      background: rgba(255, 255, 255, 0.92);
      color: var(--ink);
      min-height: 42px;
      padding: 0.72rem 1rem;
      border-radius: 999px;
      font: inherit;
      font-size: 0.84rem;
      font-weight: 800;
      cursor: pointer;
      transition: transform 0.18s ease, background 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
    }

    .action-button:hover,
    .modal__footer button:hover {
      transform: translateY(-1px);
      border-color: rgba(196, 118, 140, 0.42);
      background: rgba(255, 255, 255, 1);
    }

    .action-button[data-variant="primary"],
    .modal__footer button[data-variant="primary"] {
      color: #fff;
      border-color: transparent;
      background: linear-gradient(135deg, #cb637f, #ea97ac);
      box-shadow: 0 12px 24px rgba(203, 99, 127, 0.22);
    }

    .action-button.is-active {
      color: #fff;
      border-color: transparent;
      background: linear-gradient(135deg, #7a6371, #a18693);
      box-shadow: 0 12px 24px rgba(122, 99, 113, 0.2);
    }

    .controls__actions {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 10px;
      justify-items: stretch;
    }

    .status-pill {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 0.4rem 0.72rem;
      border-radius: 999px;
      font-size: 0.72rem;
      font-weight: 800;
      letter-spacing: 0.08em;
      text-transform: uppercase;
      color: #fff;
      background: linear-gradient(135deg, #cc627f, #e89aac);
    }

    .status-pill[data-state="off"] {
      color: var(--ink);
      background: rgba(255, 255, 255, 0.9);
      border: 1px solid rgba(217, 133, 154, 0.22);
    }

    .preset-row {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }

    .preset-row button {
      appearance: none;
      border: 1px solid var(--panel-border);
      background: rgba(255, 255, 255, 0.82);
      color: var(--ink);
      min-height: 40px;
      padding: 0.7rem 0.9rem;
      border-radius: 999px;
      font: inherit;
      font-size: 0.82rem;
      font-weight: 800;
      cursor: pointer;
      transition: transform 0.18s ease, background 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
    }

    .preset-row button:hover {
      transform: translateY(-1px);
      border-color: rgba(196, 118, 140, 0.4);
      background: rgba(255, 255, 255, 0.94);
    }

    .preset-row button.is-active {
      color: #fff;
      border-color: transparent;
      background: linear-gradient(135deg, #cb637f, #ea97ac);
      box-shadow: 0 10px 24px rgba(203, 99, 127, 0.22);
    }

    .range-control {
      display: grid;
      gap: 8px;
    }

    .range-control__header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 10px;
      font-size: 0.86rem;
      font-weight: 700;
      color: var(--muted);
    }

    .range-control__value {
      color: var(--ink);
      font-size: 0.96rem;
      font-weight: 800;
    }

    .range-control input[type="range"] {
      width: 100%;
      margin: 0;
      accent-color: #d96e8b;
      cursor: pointer;
    }

    .range-control__scale {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 10px;
      font-size: 0.78rem;
      color: var(--muted);
    }

    .sheet {
      display: block;
      width: 100%;
      height: auto;
      border-radius: 22px;
      overflow: hidden;
      box-shadow:
        inset 0 0 0 1px rgba(247, 208, 218, 0.42),
        0 22px 40px rgba(200, 104, 126, 0.12);
      background: #fffdfd;
    }

    .technical-strip {
      display: grid;
      grid-template-columns: minmax(180px, 0.32fr) minmax(0, 1fr);
      gap: 14px;
      align-items: center;
      padding: 16px 18px;
      border-radius: 22px;
      border: 1px solid var(--panel-border);
      background: var(--panel);
      box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.82);
    }

    .technical-strip__heading {
      display: grid;
      gap: 4px;
      min-width: 0;
    }

    .technical-strip__heading span {
      color: var(--muted);
      font-size: 0.72rem;
      font-weight: 800;
      letter-spacing: 0.12em;
      text-transform: uppercase;
    }

    .technical-strip__heading strong {
      color: var(--ink);
      font-size: 0.98rem;
      letter-spacing: -0.02em;
    }

    .legend {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 14px;
    }

    .card {
      padding: 16px 18px;
      border-radius: 22px;
      border: 1px solid var(--panel-border);
      background: var(--panel);
      box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.82);
    }

    .card h2 {
      margin: 0 0 10px;
      font-size: 1rem;
      letter-spacing: -0.02em;
    }

    .card p {
      margin: 0;
      overflow-wrap: anywhere;
      color: var(--muted);
      line-height: 1.6;
    }

    .lead-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
      gap: 12px;
    }

    .lead-note {
      padding: 14px 15px;
      border-radius: 18px;
      border: 1px solid var(--panel-border);
      background: rgba(255, 255, 255, 0.68);
    }

    .lead-note__row {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 10px;
      margin-bottom: 8px;
    }

    .lead-note strong {
      font-size: 0.96rem;
      letter-spacing: -0.02em;
    }

    .lead-note p {
      margin: 0;
      font-size: 0.88rem;
      overflow-wrap: anywhere;
      line-height: 1.5;
      color: var(--muted);
    }

    .chip {
      display: inline-flex;
      align-items: center;
      padding: 0.34rem 0.6rem;
      border-radius: 999px;
      font-size: 0.68rem;
      font-weight: 800;
      letter-spacing: 0.08em;
      text-transform: uppercase;
      color: #fff;
    }

    .chip[data-group="frontal"] {
      background: linear-gradient(135deg, #d06481, #ec8da7);
    }

    .chip[data-group="precordial"] {
      background: linear-gradient(135deg, #7f6fcb, #a893ec);
    }

    .footnote {
      padding: 14px 16px;
      border-radius: 18px;
      border: 1px solid var(--panel-border);
      background: rgba(255, 255, 255, 0.68);
      color: var(--muted);
      font-size: 0.9rem;
      overflow-wrap: anywhere;
      line-height: 1.55;
    }

    code {
      white-space: normal;
      overflow-wrap: anywhere;
    }

    .cm-ecg-intro-screen {
      width: min(1180px, 100%);
      margin: 0 auto;
      display: grid;
      gap: 0.95rem;
    }

    .cm-ecg-intro-screen.is-hidden,
    .cm-ecg-simulator-shell.is-hidden {
      display: none !important;
    }

    html.cm-ecg-start-mode .cm-ecg-intro-screen {
      display: none !important;
    }

    html.cm-ecg-start-mode .cm-ecg-simulator-shell,
    html.cm-ecg-start-mode .cm-ecg-simulator-shell.is-hidden {
      display: block !important;
    }

    .cm-ecg-intro-card,
    .cm-ecg-intro-block,
    .cm-ecg-intro-ad {
      border-radius: 22px;
      border: 1px solid rgba(148, 163, 184, 0.14);
      background:
        radial-gradient(460px 240px at 12% 0%, rgba(14, 165, 233, 0.16), transparent 56%),
        radial-gradient(420px 240px at 90% 10%, rgba(236, 72, 153, 0.12), transparent 58%),
        linear-gradient(135deg, rgba(15, 23, 42, 0.98), rgba(12, 18, 32, 0.98));
      box-shadow:
        0 18px 48px rgba(0, 0, 0, 0.28),
        inset 0 1px 0 rgba(255, 255, 255, 0.05);
      color: #eef5ff;
    }

    .cm-ecg-intro-card {
      padding: clamp(1.2rem, 2vw, 1.6rem);
    }

    .cm-ecg-intro-kicker {
      margin: 0 0 0.45rem;
      color: #93c5fd;
      font-size: 0.74rem;
      font-weight: 800;
      letter-spacing: 0.12em;
      text-transform: uppercase;
    }

    .cm-ecg-intro-card h2 {
      margin: 0 0 0.45rem;
      font-size: clamp(1.7rem, 3vw, 2.4rem);
      line-height: 1.04;
      color: #f8fbff;
      letter-spacing: -0.03em;
    }

    .cm-ecg-intro-lead {
      margin: 0;
      color: #d6e4f4;
      line-height: 1.72;
    }

    .cm-ecg-intro-chip-row {
      display: flex;
      flex-wrap: wrap;
      gap: 0.65rem;
      margin-top: 1rem;
    }

    .cm-ecg-intro-chip {
      display: inline-flex;
      align-items: center;
      min-height: 34px;
      padding: 0.48rem 0.82rem;
      border-radius: 999px;
      border: 1px solid rgba(148, 163, 184, 0.16);
      background: rgba(255, 255, 255, 0.06);
      color: #eaf2ff;
      font-size: 0.8rem;
      font-weight: 700;
    }

    .cm-ecg-intro-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 0.9rem;
    }

    .cm-ecg-intro-block {
      padding: 1rem;
    }

    .cm-ecg-intro-block h3 {
      margin: 0 0 0.55rem;
      color: #f8fbff;
      font-size: 1rem;
    }

    .cm-ecg-intro-block ul {
      margin: 0;
      padding-left: 1.1rem;
      color: #d8e5f5;
      line-height: 1.68;
    }

    .cm-ecg-intro-ad {
      padding: 0.9rem;
    }

    .cm-ecg-intro-ad .adsbygoogle {
      display: block;
      min-height: 80px;
    }

    .cm-ecg-intro-actions {
      display: flex;
      justify-content: flex-start;
    }

    .cm-ecg-intro-btn {
      appearance: none;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      border: 0;
      border-radius: 14px;
      min-height: 46px;
      padding: 0.9rem 1.2rem;
      background: linear-gradient(135deg, #67e8f9, #93c5fd 58%, #f9a8d4);
      color: #04111f;
      text-decoration: none;
      font: inherit;
      font-size: 0.92rem;
      font-weight: 800;
      cursor: pointer;
      box-shadow: 0 14px 28px rgba(56, 189, 248, 0.24);
      transition: transform 0.18s ease, box-shadow 0.18s ease, filter 0.18s ease;
    }

    .cm-ecg-intro-btn:hover {
      transform: translateY(-1px);
      filter: brightness(1.03);
      box-shadow: 0 18px 34px rgba(56, 189, 248, 0.28);
    }

    body.modal-open {
      overflow: hidden;
    }

    .modal[hidden] {
      display: none;
    }

    .modal {
      position: fixed;
      inset: 0;
      z-index: 20;
      display: grid;
      place-items: center;
      padding: 18px;
    }

    .modal__backdrop {
      position: absolute;
      inset: 0;
      background: rgba(88, 45, 58, 0.34);
      backdrop-filter: blur(8px);
    }

    .modal__dialog {
      position: relative;
      width: min(860px, 100%);
      max-height: min(92vh, 960px);
      overflow: auto;
      display: grid;
      gap: 18px;
      padding: clamp(18px, 3vw, 26px);
      border-radius: 28px;
      border: 1px solid rgba(227, 155, 174, 0.28);
      background:
        linear-gradient(180deg, rgba(255, 254, 255, 0.98), rgba(255, 244, 248, 0.96)),
        #fff;
      box-shadow:
        0 30px 80px rgba(94, 46, 61, 0.24),
        inset 0 1px 0 rgba(255, 255, 255, 0.92);
    }

    .modal__header {
      display: flex;
      align-items: flex-start;
      justify-content: space-between;
      gap: 16px;
    }

    .modal__header h2 {
      margin: 0;
      font-size: clamp(1.3rem, 2.2vw, 1.75rem);
      letter-spacing: -0.03em;
    }

    .modal__header p {
      margin: 8px 0 0;
      color: var(--muted);
      line-height: 1.6;
    }

    .icon-button {
      appearance: none;
      border: 1px solid var(--panel-border);
      background: rgba(255, 255, 255, 0.92);
      color: var(--ink);
      width: 40px;
      height: 40px;
      border-radius: 999px;
      font: inherit;
      font-size: 1.2rem;
      line-height: 1;
      cursor: pointer;
    }

    .modal__grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 14px;
    }

    .modal__section {
      display: grid;
      gap: 14px;
      padding: 16px;
      border-radius: 22px;
      border: 1px solid rgba(214, 126, 148, 0.18);
      background: rgba(255, 255, 255, 0.7);
    }

    .modal__section[hidden] {
      display: none;
    }

    .field {
      display: grid;
      gap: 8px;
      min-width: 0;
    }

    .field > span,
    .field label {
      font-size: 0.84rem;
      font-weight: 700;
      color: var(--muted);
    }

    .field small {
      color: var(--muted);
      line-height: 1.5;
    }

    .field select,
    .field input[type="checkbox"] {
      font: inherit;
    }

    .field select {
      min-height: 44px;
      width: 100%;
      border-radius: 14px;
      border: 1px solid rgba(214, 126, 148, 0.28);
      padding: 0.82rem 0.92rem;
      color: var(--ink);
      background: rgba(255, 255, 255, 0.92);
    }

    .field--checkbox {
      align-content: center;
      padding: 14px 16px;
      border-radius: 18px;
      border: 1px solid rgba(214, 126, 148, 0.22);
      background: rgba(255, 255, 255, 0.8);
    }

    .field--checkbox label {
      display: flex;
      align-items: center;
      gap: 10px;
      color: var(--ink);
      font-weight: 800;
    }

    .field--checkbox small {
      color: var(--muted);
      line-height: 1.5;
    }

    .stage-picker {
      display: grid;
      gap: 10px;
    }

    .stage-picker__label {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
      font-size: 0.84rem;
      font-weight: 700;
      color: var(--muted);
    }

    .stage-picker__active {
      color: var(--ink);
      font-size: 0.86rem;
      font-weight: 800;
    }

    .modal__note {
      padding: 14px 16px;
      border-radius: 18px;
      border: 1px solid rgba(214, 126, 148, 0.2);
      background: rgba(255, 255, 255, 0.8);
      color: var(--muted);
      line-height: 1.6;
    }

    .modal__footer {
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
      gap: 10px;
    }

    @media (max-width: 980px) {
      .prototype__header {
        grid-template-columns: 1fr;
        align-items: start;
      }

      .simulator-workspace {
        grid-template-columns: 1fr;
      }

      .simulator-workspace .controls__summary {
        display: inline-flex;
      }

      .metrics {
        justify-content: flex-start;
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }

      .controls__panel {
        grid-template-columns: 1fr;
      }

      .controls__inputs,
      .simulator-workspace .controls__panel {
        grid-template-columns: 1fr;
      }

      .controls__status,
      .modal__grid {
        grid-template-columns: 1fr;
      }

      .legend {
        grid-template-columns: 1fr;
      }

      .technical-strip {
        grid-template-columns: 1fr;
      }
    }

    @media (max-width: 640px) {
      body {
        padding: 12px;
      }

      .metric,
      .eyebrow {
        font-size: 0.72rem;
      }

      .metrics {
        grid-template-columns: 1fr;
      }

      .prototype__lede,
      .card p,
      .lead-note p,
      .footnote {
        font-size: 0.84rem;
      }

      .controls__status {
        padding: 14px;
      }

      .simulator-workspace .controls__status {
        grid-template-columns: 1fr;
      }

      .simulator-workspace .controls__actions {
        grid-template-columns: 1fr;
        justify-items: stretch;
      }

      .modal {
        padding: 10px;
      }

      .cm-ecg-intro-card {
        padding: 1rem;
      }

      .cm-ecg-intro-grid {
        grid-template-columns: 1fr;
      }

      .cm-ecg-intro-actions {
        justify-content: stretch;
      }

      .cm-ecg-intro-btn {
        width: 100%;
      }
    }

body.cm-ecg-page-body {
  --cm-ecg-page-bg:
    radial-gradient(900px 520px at 88% -12%, rgba(236, 72, 153, 0.16), transparent 54%),
    radial-gradient(760px 520px at -8% 92%, rgba(20, 184, 166, 0.12), transparent 48%),
    linear-gradient(135deg, #0b1020 0%, #151827 46%, #0c121c 100%);
  --page-top: #fff8fb;
  --page-bottom: #fdeaf0;
  --frame: rgba(246, 196, 209, 0.78);
  --ink: #30131d;
  --muted: #623243;
  --panel: #fff9fc;
  --panel-border: rgba(146, 41, 76, 0.24);
  --shadow: rgba(0, 0, 0, 0.18);
  --trace: #1f181b;
  --trace-soft: rgba(31, 24, 27, 0.24);
  --cm-ecg-page-line: rgba(255, 255, 255, 0.09);
  --cm-ecg-page-text: #edf4ff;
  --cm-ecg-page-muted: #aab8cc;
  --cm-ecg-page-panel: rgba(8, 13, 24, 0.74);
  --cm-ecg-page-brand: linear-gradient(90deg, #fecdd3 0%, #f9a8d4 42%, #99f6e4 100%);
  --cm-ecg-page-shadow: 0 22px 48px rgba(0, 0, 0, 0.34);
  margin: 0;
  min-height: 100dvh;
  padding: 0;
  display: flex;
  overflow-x: hidden;
  background: var(--cm-ecg-page-bg) fixed;
  color: var(--cm-ecg-page-text);
  font-family: "Inter", "Avenir Next", "Segoe UI", sans-serif;
}

body.cm-ecg-page-body .cm-ecg-page-shell {
  width: 100%;
  min-height: 100dvh;
  display: flex;
  align-items: flex-start;
  min-width: 0;
  max-width: 100%;
  overflow: visible;
}

body.cm-ecg-page-body .cm-ecg-page-main {
  flex: 1;
  width: 100%;
  min-width: 0;
  max-width: 100%;
  display: flex;
  flex-direction: column;
}

body.cm-ecg-page-body .cm-ecg-page-header {
  position: sticky;
  top: 0;
  z-index: 1200;
  display: flex;
  align-items: center;
  gap: 0.95rem;
  padding: 1rem 1.2rem;
  min-width: 0;
  border-bottom: 1px solid var(--cm-ecg-page-line);
  background: rgba(4, 8, 18, 0.78);
  backdrop-filter: blur(10px);
}

body.cm-ecg-page-body .cm-ecg-page-menu {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  border: 1px solid var(--cm-ecg-page-line);
  background: rgba(255, 255, 255, 0.05);
  color: #fff;
  font-size: 1.35rem;
  cursor: pointer;
}

body.cm-ecg-page-body .cm-ecg-page-brand {
  display: flex;
  flex-direction: column;
  gap: 0.18rem;
  min-width: 0;
}

body.cm-ecg-page-body .cm-ecg-page-brand small {
  color: var(--cm-ecg-page-muted);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 800;
}

body.cm-ecg-page-body .cm-ecg-page-brand strong {
  font-size: 1.12rem;
  line-height: 1.2;
  background: var(--cm-ecg-page-brand);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  overflow-wrap: anywhere;
}

body.cm-ecg-page-body .cm-ecg-page-version {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 0.45rem 0.8rem;
  border-radius: 999px;
  border: 1px solid var(--cm-ecg-page-line);
  background: rgba(255, 255, 255, 0.05);
  color: #d7e5f7;
  font-size: 0.8rem;
  font-weight: 700;
  white-space: nowrap;
}

body.cm-ecg-page-body .cm-ecg-page-content {
  flex: 0 0 auto;
  overflow-y: visible;
  overflow-x: hidden;
  padding: clamp(0.8rem, 1.8vw, 1.35rem);
  display: flex;
  flex-direction: column;
  gap: 1.15rem;
  width: 100%;
  min-width: 0;
  max-width: 100%;
}

body.cm-ecg-page-body .cm-ecg-page-content .prototype {
  width: min(1540px, 100%);
  max-width: 100%;
  min-width: 0;
  padding: 0;
  color: var(--ink);
  overflow: hidden;
}

body.cm-ecg-page-body .cm-ecg-page-content .prototype__header {
  grid-template-columns: minmax(330px, 0.86fr) minmax(520px, 1.14fr);
  align-items: start;
  padding: clamp(14px, 2vw, 22px);
  border-radius: 24px;
  border: 1px solid var(--panel-border);
  background: var(--panel);
  box-shadow:
    0 20px 54px rgba(0, 0, 0, 0.16),
    inset 0 1px 0 rgba(255, 255, 255, 0.82);
}

body.cm-ecg-page-body .cm-ecg-page-content .prototype__header h1 {
  color: #191016;
}

body.cm-ecg-page-body .cm-ecg-page-content .prototype__lede,
body.cm-ecg-page-body .cm-ecg-page-content .controls__copy p,
body.cm-ecg-page-body .cm-ecg-page-content .controls__summary,
body.cm-ecg-page-body .cm-ecg-page-content .controls__status p,
body.cm-ecg-page-body .cm-ecg-page-content .card p,
body.cm-ecg-page-body .cm-ecg-page-content .lead-note p,
body.cm-ecg-page-body .cm-ecg-page-content .field > span,
body.cm-ecg-page-body .cm-ecg-page-content .field label,
body.cm-ecg-page-body .cm-ecg-page-content .field small,
body.cm-ecg-page-body .cm-ecg-page-content .stage-picker__label,
body.cm-ecg-page-body .cm-ecg-page-content .modal__note,
body.cm-ecg-page-body .cm-ecg-page-content .footnote {
  color: var(--muted);
}

body.cm-ecg-page-body .cm-ecg-page-content .prototype__lede {
  max-width: 58ch;
}

body.cm-ecg-page-body .cm-ecg-page-content .metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  justify-content: stretch;
  width: 100%;
}

body.cm-ecg-page-body .cm-ecg-page-content .metric {
  min-height: 42px;
  justify-content: center;
  text-align: center;
  white-space: normal;
  color: #5b2638;
  background: #fff;
  border-color: rgba(146, 41, 76, 0.2);
}

body.cm-ecg-page-body .cm-ecg-page-content .eyebrow,
body.cm-ecg-page-body .cm-ecg-page-content .action-button,
body.cm-ecg-page-body .cm-ecg-page-content .preset-row button,
body.cm-ecg-page-body .cm-ecg-page-content .field select,
body.cm-ecg-page-body .cm-ecg-page-content .icon-button,
body.cm-ecg-page-body .cm-ecg-page-content .modal__footer button {
  color: var(--ink);
  background-color: #fff;
}

body.cm-ecg-page-body .cm-ecg-page-content .controls__panel,
body.cm-ecg-page-body .cm-ecg-page-content .card,
body.cm-ecg-page-body .cm-ecg-page-content .lead-note,
body.cm-ecg-page-body .cm-ecg-page-content .footnote,
body.cm-ecg-page-body .cm-ecg-page-content .modal__section {
  background: var(--panel);
  color: var(--ink);
}

body.cm-ecg-page-body .cm-ecg-page-content .controls__status {
  background: linear-gradient(135deg, #ffffff 0%, #fff0f5 100%);
}

body.cm-ecg-page-body .cm-ecg-page-content .controls__summary strong,
body.cm-ecg-page-body .cm-ecg-page-content .range-control__value,
body.cm-ecg-page-body .cm-ecg-page-content .lead-note strong,
body.cm-ecg-page-body .cm-ecg-page-content .stage-picker__active,
body.cm-ecg-page-body .cm-ecg-page-content .controls__status h3,
body.cm-ecg-page-body .cm-ecg-page-content .card h2,
body.cm-ecg-page-body .cm-ecg-page-content .controls__title {
  color: var(--ink);
}

body.cm-ecg-page-body .cm-ecg-page-content .prototype__header,
body.cm-ecg-page-body .cm-ecg-page-content .legend .card,
body.cm-ecg-page-body .cm-ecg-page-content .lead-note,
body.cm-ecg-page-body .cm-ecg-page-content .footnote {
  backdrop-filter: blur(10px);
}

body.cm-ecg-page-body .cm-ecg-page-adwrap {
  width: min(1540px, 100%);
  margin: 0 auto;
  min-height: 92px;
  padding: 12px;
  border-radius: 18px;
  border: 1px solid var(--cm-ecg-page-line);
  background: var(--cm-ecg-page-panel);
  box-shadow: var(--cm-ecg-page-shadow);
}

body.cm-ecg-page-body .cm-ecg-page-adwrap .adsbygoogle {
  display: block;
  min-height: 80px;
}

@media (max-width: 760px) {
  body.cm-ecg-page-body .cm-ecg-page-content {
    padding: 0.75rem 0.75rem 5rem;
    gap: 0.85rem;
  }

  body.cm-ecg-page-body .cm-ecg-page-header {
    gap: 0.75rem;
    padding: 0.82rem 0.78rem;
  }

  body.cm-ecg-page-body .cm-ecg-page-menu {
    width: 38px;
    height: 38px;
    border-radius: 10px;
    font-size: 1.18rem;
  }

  body.cm-ecg-page-body .cm-ecg-page-brand small {
    font-size: 0.68rem;
    letter-spacing: 0.1em;
  }

  body.cm-ecg-page-body .cm-ecg-page-brand strong {
    font-size: 0.98rem;
  }

  body.cm-ecg-page-body .cm-ecg-page-version {
    display: none;
  }

  body.cm-ecg-page-body .cm-ecg-page-content .prototype {
    width: 100%;
  }

  body.cm-ecg-page-body .cm-ecg-page-content .prototype__header,
  body.cm-ecg-page-body .cm-ecg-page-content .simulator-workspace,
  body.cm-ecg-page-body .cm-ecg-page-content .stage,
  body.cm-ecg-page-body .cm-ecg-page-content .controls,
  body.cm-ecg-page-body .cm-ecg-page-content .controls__panel,
  body.cm-ecg-page-body .cm-ecg-page-content .legend,
  body.cm-ecg-page-body .cm-ecg-page-content .card,
  body.cm-ecg-page-body .cm-ecg-page-content .lead-grid,
  body.cm-ecg-page-body .cm-ecg-page-content .lead-note,
  body.cm-ecg-page-body .cm-ecg-page-content .footnote {
    width: 100%;
    max-width: 100%;
    min-width: 0;
  }

  body.cm-ecg-page-body .cm-ecg-page-content .prototype__header {
    padding: 14px;
  }

  body.cm-ecg-page-body .cm-ecg-page-content .prototype__lede,
  body.cm-ecg-page-body .cm-ecg-page-content .controls__copy p,
  body.cm-ecg-page-body .cm-ecg-page-content .controls__status p,
  body.cm-ecg-page-body .cm-ecg-page-content .card p,
  body.cm-ecg-page-body .cm-ecg-page-content .lead-note p,
  body.cm-ecg-page-body .cm-ecg-page-content .footnote,
  body.cm-ecg-page-body .cm-ecg-page-content .modal__note {
    overflow-wrap: anywhere;
    word-break: normal;
  }

  body.cm-ecg-page-body .cm-ecg-page-content .stage {
    padding: 8px;
    border-radius: 20px;
  }

  body.cm-ecg-page-body .cm-ecg-page-content .sheet {
    border-radius: 14px;
  }

  body.cm-ecg-page-body .cm-ecg-page-content .controls__actions {
    grid-template-columns: 1fr;
  }

  body.cm-ecg-page-body .cm-ecg-page-content .range-control__scale {
    gap: 6px;
    font-size: 0.72rem;
  }

  body.cm-ecg-page-body .cm-ecg-page-content .modal__dialog {
    width: 100%;
    max-width: 100%;
  }
}

@media (max-width: 1180px) {
  body.cm-ecg-page-body .cm-ecg-page-content .prototype__header {
    grid-template-columns: 1fr;
  }

  body.cm-ecg-page-body .cm-ecg-page-content .metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 560px) {
  body.cm-ecg-page-body .cm-ecg-page-content .metrics {
    grid-template-columns: 1fr;
  }
}

body.cm-ecg-page-body .cm-ecg-page-content {
  gap: clamp(0.72rem, 1.2vw, 1rem);
}

body.cm-ecg-page-body .cm-ecg-page-content .prototype {
  gap: clamp(10px, 1.2vw, 16px);
}

body.cm-ecg-page-body .cm-ecg-page-content .prototype__header {
  width: min(1180px, 100%);
  margin: 0 auto;
  grid-template-columns: 1fr;
  gap: 10px;
  padding: clamp(12px, 1.5vw, 18px);
  border-radius: 18px;
  border: 1px solid rgba(148, 163, 184, 0.18);
  background:
    radial-gradient(580px 220px at 8% 0%, rgba(59, 130, 246, 0.16), transparent 54%),
    radial-gradient(460px 220px at 94% 10%, rgba(236, 72, 153, 0.12), transparent 56%),
    rgba(8, 13, 24, 0.72);
  box-shadow:
    0 16px 42px rgba(0, 0, 0, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

body.cm-ecg-page-body .cm-ecg-page-content .prototype__header h1 {
  color: #f8fbff;
  font-size: clamp(1.65rem, 2.8vw, 2.55rem);
  line-height: 1.02;
  letter-spacing: -0.03em;
}

body.cm-ecg-page-body .cm-ecg-page-content .prototype__lede {
  max-width: 78ch;
  margin-top: 8px;
  color: #cbd5e1;
  line-height: 1.55;
}

body.cm-ecg-page-body .cm-ecg-page-content .eyebrow {
  margin-bottom: 10px;
  color: #f8fbff;
  border-color: rgba(244, 114, 182, 0.22);
  background: rgba(255, 255, 255, 0.06);
}

body.cm-ecg-page-body .cm-ecg-page-content .simulator-workspace,
body.cm-ecg-page-body .cm-ecg-page-content .technical-strip,
body.cm-ecg-page-body .cm-ecg-page-content .legend,
body.cm-ecg-page-body .cm-ecg-page-content .lead-grid,
body.cm-ecg-page-body .cm-ecg-page-content .footnote {
  width: min(1180px, 100%);
  margin-inline: auto;
}

body.cm-ecg-page-body .cm-ecg-page-content .simulator-workspace {
  grid-template-columns: 1fr;
  gap: 12px;
}

body.cm-ecg-page-body .cm-ecg-page-content .simulator-workspace .stage {
  order: 1;
}

body.cm-ecg-page-body .cm-ecg-page-content .simulator-workspace .controls {
  order: 2;
}

body.cm-ecg-page-body .cm-ecg-page-content .controls__panel {
  grid-template-columns: minmax(230px, 0.72fr) minmax(0, 1.28fr);
  gap: 14px;
  padding: clamp(14px, 1.7vw, 18px);
  border-radius: 20px;
  border: 1px solid rgba(148, 163, 184, 0.18);
  background:
    radial-gradient(460px 240px at 12% 0%, rgba(14, 165, 233, 0.18), transparent 56%),
    radial-gradient(420px 240px at 90% 10%, rgba(236, 72, 153, 0.14), transparent 58%),
    linear-gradient(135deg, rgba(15, 23, 42, 0.98), rgba(12, 18, 32, 0.98));
  color: #eaf2ff;
  box-shadow:
    0 18px 48px rgba(0, 0, 0, 0.28),
    inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

body.cm-ecg-page-body .cm-ecg-page-content .controls__title,
body.cm-ecg-page-body .cm-ecg-page-content .controls__summary strong,
body.cm-ecg-page-body .cm-ecg-page-content .range-control__value,
body.cm-ecg-page-body .cm-ecg-page-content .controls__status h3 {
  color: #f8fbff;
}

body.cm-ecg-page-body .cm-ecg-page-content .controls__copy p,
body.cm-ecg-page-body .cm-ecg-page-content .controls__summary,
body.cm-ecg-page-body .cm-ecg-page-content .controls__status p,
body.cm-ecg-page-body .cm-ecg-page-content .range-control__header,
body.cm-ecg-page-body .cm-ecg-page-content .range-control__scale,
body.cm-ecg-page-body .cm-ecg-page-content .field > span,
body.cm-ecg-page-body .cm-ecg-page-content .field label,
body.cm-ecg-page-body .cm-ecg-page-content .field small {
  color: #b7c7dc;
}

body.cm-ecg-page-body .cm-ecg-page-content .controls__copy p {
  font-size: 0.9rem;
  line-height: 1.55;
}

body.cm-ecg-page-body .cm-ecg-page-content .controls__summary {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin-top: 12px;
}

body.cm-ecg-page-body .cm-ecg-page-content .controls__summary > span {
  min-width: 0;
  padding: 0.58rem 0.68rem;
  border-radius: 12px;
  border: 1px solid rgba(148, 163, 184, 0.16);
  background: rgba(255, 255, 255, 0.045);
}

body.cm-ecg-page-body .cm-ecg-page-content .controls__summary > span.summary-metric.is-highlighted {
  border-color: rgba(244, 114, 182, 0.38);
  background: linear-gradient(135deg, rgba(255, 238, 245, 0.98), rgba(255, 224, 236, 0.94));
  box-shadow: 0 0 0 3px rgba(244, 114, 182, 0.12);
}

body.cm-ecg-page-body .cm-ecg-page-content .controls__summary > span.summary-metric.is-highlighted strong {
  color: #be185d;
}

body.cm-ecg-page-body .cm-ecg-page-content .controls__inputs {
  grid-template-columns: minmax(230px, 1fr) minmax(220px, 0.82fr);
  gap: 12px;
}

body.cm-ecg-page-body .cm-ecg-page-content .preset-row {
  grid-column: 1 / -1;
}

body.cm-ecg-page-body .cm-ecg-page-content .field select {
  color: #eaf2ff;
  border-color: rgba(148, 163, 184, 0.22);
  background:
    linear-gradient(180deg, rgba(15, 23, 42, 0.96), rgba(8, 13, 24, 0.96)),
    #0f172a;
}

body.cm-ecg-page-body .cm-ecg-page-content .range-control input[type="range"] {
  accent-color: #38bdf8;
}

body.cm-ecg-page-body .cm-ecg-page-content .preset-row button,
body.cm-ecg-page-body .cm-ecg-page-content .action-button {
  color: #eaf2ff;
  border-color: rgba(148, 163, 184, 0.18);
  background: rgba(255, 255, 255, 0.055);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

body.cm-ecg-page-body .cm-ecg-page-content .preset-row button:hover,
body.cm-ecg-page-body .cm-ecg-page-content .action-button:hover {
  border-color: rgba(125, 211, 252, 0.42);
  background: rgba(255, 255, 255, 0.09);
}

body.cm-ecg-page-body .cm-ecg-page-content .preset-row button.is-active,
body.cm-ecg-page-body .cm-ecg-page-content .action-button[data-variant="primary"] {
  color: #04111f;
  border-color: transparent;
  background: linear-gradient(135deg, #67e8f9, #93c5fd 58%, #f9a8d4);
  box-shadow: 0 12px 28px rgba(56, 189, 248, 0.22);
}

body.cm-ecg-page-body .cm-ecg-page-content .action-button.is-active {
  color: #fff;
  background: linear-gradient(135deg, #334155, #6366f1);
  box-shadow: 0 12px 28px rgba(99, 102, 241, 0.22);
}

body.cm-ecg-page-body .cm-ecg-page-content .controls__status {
  grid-column: 1 / -1;
  grid-template-columns: minmax(0, 1fr) minmax(250px, auto);
  border-color: rgba(148, 163, 184, 0.16);
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.065), rgba(255, 255, 255, 0.035)),
    rgba(2, 6, 23, 0.22);
}

body.cm-ecg-page-body .cm-ecg-page-content .controls__actions {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  align-items: stretch;
  justify-items: stretch;
}

body.cm-ecg-page-body .cm-ecg-page-content .status-pill[data-state="off"] {
  color: #eaf2ff;
  border-color: rgba(148, 163, 184, 0.22);
  background: rgba(255, 255, 255, 0.06);
}

body.cm-ecg-page-body .cm-ecg-page-content .technical-strip {
  grid-template-columns: minmax(190px, 0.28fr) minmax(0, 1fr);
  padding: 14px 16px;
  border-radius: 18px;
  border: 1px solid rgba(148, 163, 184, 0.14);
  background: rgba(8, 13, 24, 0.58);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

body.cm-ecg-page-body .cm-ecg-page-content .technical-strip__heading span {
  color: #93c5fd;
}

body.cm-ecg-page-body .cm-ecg-page-content .technical-strip__heading strong {
  color: #f8fbff;
}

body.cm-ecg-page-body .cm-ecg-page-content .technical-strip .metric {
  min-height: 38px;
  color: #dbeafe;
  border-color: rgba(148, 163, 184, 0.16);
  background: rgba(255, 255, 255, 0.055);
}

/* Keep the pathology modal on a readable light surface instead of inheriting the dark control palette. */
body.cm-ecg-page-body .cm-ecg-page-content .modal__dialog {
  color: #30131d;
  border-color: rgba(227, 155, 174, 0.28);
  background:
    linear-gradient(180deg, rgba(255, 254, 255, 0.98), rgba(255, 244, 248, 0.96)),
    #fff;
  box-shadow:
    0 30px 80px rgba(94, 46, 61, 0.24),
    inset 0 1px 0 rgba(255, 255, 255, 0.92);
}

body.cm-ecg-page-body .cm-ecg-page-content .modal__dialog .modal__header h2,
body.cm-ecg-page-body .cm-ecg-page-content .modal__dialog .field--checkbox label,
body.cm-ecg-page-body .cm-ecg-page-content .modal__dialog .stage-picker__active {
  color: #30131d;
}

body.cm-ecg-page-body .cm-ecg-page-content .modal__dialog .modal__header p,
body.cm-ecg-page-body .cm-ecg-page-content .modal__dialog .field > span,
body.cm-ecg-page-body .cm-ecg-page-content .modal__dialog .field small,
body.cm-ecg-page-body .cm-ecg-page-content .modal__dialog .stage-picker__label,
body.cm-ecg-page-body .cm-ecg-page-content .modal__dialog .range-control__header,
body.cm-ecg-page-body .cm-ecg-page-content .modal__dialog .range-control__scale,
body.cm-ecg-page-body .cm-ecg-page-content .modal__dialog .modal__note {
  color: #744658;
}

body.cm-ecg-page-body .cm-ecg-page-content .modal__dialog .modal__section,
body.cm-ecg-page-body .cm-ecg-page-content .modal__dialog .field--checkbox,
body.cm-ecg-page-body .cm-ecg-page-content .modal__dialog .modal__note {
  border-color: rgba(214, 126, 148, 0.2);
  background: rgba(255, 255, 255, 0.76);
}

body.cm-ecg-page-body .cm-ecg-page-content .modal__dialog .preset-row button,
body.cm-ecg-page-body .cm-ecg-page-content .modal__dialog .field select,
body.cm-ecg-page-body .cm-ecg-page-content .modal__dialog .icon-button,
body.cm-ecg-page-body .cm-ecg-page-content .modal__dialog .modal__footer button {
  color: #30131d;
  border-color: rgba(146, 41, 76, 0.18);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: none;
}

body.cm-ecg-page-body .cm-ecg-page-content .modal__dialog .preset-row button:hover,
body.cm-ecg-page-body .cm-ecg-page-content .modal__dialog .icon-button:hover,
body.cm-ecg-page-body .cm-ecg-page-content .modal__dialog .modal__footer button:hover {
  border-color: rgba(196, 118, 140, 0.42);
  background: #fff;
}

body.cm-ecg-page-body .cm-ecg-page-content .modal__dialog .preset-row button.is-active {
  color: #04111f;
  border-color: transparent;
  background: linear-gradient(135deg, #67e8f9, #93c5fd 58%, #f9a8d4);
  box-shadow: 0 12px 28px rgba(56, 189, 248, 0.22);
}

body.cm-ecg-page-body .cm-ecg-page-content .modal__dialog .range-control__value {
  color: #30131d;
}

body.cm-ecg-page-body .cm-ecg-page-content .modal__dialog .modal__footer button[data-variant="primary"] {
  color: #fff;
  border-color: transparent;
  background: linear-gradient(135deg, #cb637f, #ea97ac);
  box-shadow: 0 12px 24px rgba(203, 99, 127, 0.22);
}

body.cm-ecg-page-body .cm-ecg-page-content .legend .card,
body.cm-ecg-page-body .cm-ecg-page-content .lead-note,
body.cm-ecg-page-body .cm-ecg-page-content .footnote {
  border-color: rgba(148, 163, 184, 0.14);
  background: rgba(8, 13, 24, 0.58);
  color: #eaf2ff;
}

body.cm-ecg-page-body .cm-ecg-page-content .legend .card h2,
body.cm-ecg-page-body .cm-ecg-page-content .lead-note strong {
  color: #f8fbff;
}

body.cm-ecg-page-body .cm-ecg-page-content .legend .card p,
body.cm-ecg-page-body .cm-ecg-page-content .lead-note p,
body.cm-ecg-page-body .cm-ecg-page-content .footnote {
  color: #b7c7dc;
}

@media (max-width: 980px) {
  body.cm-ecg-page-body .cm-ecg-page-content .controls__panel,
  body.cm-ecg-page-body .cm-ecg-page-content .controls__inputs,
  body.cm-ecg-page-body .cm-ecg-page-content .technical-strip {
    grid-template-columns: 1fr;
  }

  body.cm-ecg-page-body .cm-ecg-page-content .controls__status {
    grid-template-columns: 1fr;
  }

  body.cm-ecg-page-body .cm-ecg-page-content .controls__actions {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  body.cm-ecg-page-body .cm-ecg-page-content .prototype__header {
    border-radius: 16px;
  }

  body.cm-ecg-page-body .cm-ecg-page-content .controls__summary,
  body.cm-ecg-page-body .cm-ecg-page-content .controls__actions {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 1320px) {
  .simulator-workspace {
    grid-template-columns: minmax(0, 1fr) minmax(360px, 420px);
    width: min(1760px, 100%);
    align-items: start;
  }

  .simulator-workspace .stage {
    order: 1;
  }

  .simulator-workspace .controls {
    order: 2;
  }

  .simulator-workspace .controls__panel {
    grid-template-columns: 1fr;
  }

  .simulator-workspace .controls__inputs,
  .simulator-workspace .controls__status,
  .simulator-workspace .controls__actions,
  .simulator-workspace .controls__summary {
    grid-template-columns: 1fr;
  }

  .simulator-workspace .controls__panel > .controls__status {
    grid-column: auto;
  }
}

@media (min-width: 1320px) {
  body.cm-ecg-page-body .cm-ecg-page-content .prototype,
  body.cm-ecg-page-body .cm-ecg-page-content .prototype__header,
  body.cm-ecg-page-body .cm-ecg-page-content .simulator-workspace,
  body.cm-ecg-page-body .cm-ecg-page-content .technical-strip,
  body.cm-ecg-page-body .cm-ecg-page-content .legend,
  body.cm-ecg-page-body .cm-ecg-page-content .lead-grid,
  body.cm-ecg-page-body .cm-ecg-page-content .footnote,
  body.cm-ecg-page-body .cm-ecg-page-adwrap {
    width: min(1760px, 100%);
  }

  body.cm-ecg-page-body .cm-ecg-page-content .simulator-workspace {
    grid-template-columns: minmax(0, 1fr) minmax(360px, 420px);
  }

  body.cm-ecg-page-body .cm-ecg-page-content .controls {
    position: sticky;
    top: calc(74px + clamp(0.8rem, 1.8vw, 1.35rem));
  }

  body.cm-ecg-page-body .cm-ecg-page-content .controls__panel {
    grid-template-columns: 1fr;
    max-height: calc(100dvh - 104px);
    overflow-y: auto;
    overscroll-behavior: contain;
    scrollbar-width: thin;
    scrollbar-color: rgba(125, 211, 252, 0.72) rgba(255, 255, 255, 0.06);
  }

  body.cm-ecg-page-body .cm-ecg-page-content .controls__panel::-webkit-scrollbar {
    width: 8px;
  }

  body.cm-ecg-page-body .cm-ecg-page-content .controls__panel::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.04);
    border-radius: 999px;
  }

  body.cm-ecg-page-body .cm-ecg-page-content .controls__panel::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, #67e8f9, #93c5fd);
    border-radius: 999px;
  }

  body.cm-ecg-page-body .cm-ecg-page-content .controls__inputs,
  body.cm-ecg-page-body .cm-ecg-page-content .controls__status,
  body.cm-ecg-page-body .cm-ecg-page-content .controls__actions,
  body.cm-ecg-page-body .cm-ecg-page-content .controls__summary {
    grid-template-columns: 1fr;
  }

  body.cm-ecg-page-body .cm-ecg-page-content .controls__panel > .controls__status {
    grid-column: auto;
  }
}

.ecg-fullscreen-exit {
  position: absolute;
  top: max(12px, env(safe-area-inset-top));
  right: max(12px, env(safe-area-inset-right));
  z-index: 5;
  display: none;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0.68rem 0.92rem;
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: 999px;
  color: #fff;
  background: rgba(36, 18, 27, 0.78);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.22);
  font: inherit;
  font-size: 0.82rem;
  font-weight: 800;
  cursor: pointer;
  backdrop-filter: blur(10px);
}

.ecg-fullscreen-exit:hover {
  background: rgba(36, 18, 27, 0.9);
}

html.cm-ecg-fullscreen-lock,
body.cm-ecg-fullscreen-lock {
  min-height: 100vh;
  overflow: hidden !important;
  background: #180d13 !important;
}

body.cm-ecg-fullscreen-lock::before {
  content: "";
  position: fixed;
  inset: -16px;
  z-index: 2147482998;
  background: #180d13;
  pointer-events: none;
}

.cm-ecg-sim.is-ecg-only,
.prototype.is-ecg-only {
  position: fixed;
  inset: 0;
  z-index: 2147483000;
  display: block;
  width: 100vw !important;
  height: 100vh !important;
  min-height: 100dvh !important;
  min-height: 100lvh !important;
  max-width: none !important;
  margin: 0 !important;
  padding: 0 !important;
  overflow: hidden !important;
  background: #180d13;
}

.cm-ecg-sim.is-ecg-only > :not(.simulator-workspace),
.prototype.is-ecg-only > :not(.simulator-workspace),
.cm-ecg-sim.is-ecg-only .controls,
.prototype.is-ecg-only .controls {
  display: none !important;
}

.cm-ecg-sim.is-ecg-only .simulator-workspace,
.prototype.is-ecg-only .simulator-workspace {
  display: grid !important;
  grid-template-columns: minmax(0, 1fr) !important;
  grid-template-rows: minmax(0, 1fr) !important;
  place-items: stretch !important;
  width: 100vw !important;
  height: 100vh !important;
  min-height: 100dvh !important;
  min-height: 100lvh !important;
  max-width: none !important;
  margin: 0 !important;
  padding: 0 !important;
  gap: 0 !important;
}

.stage:fullscreen,
.cm-ecg-sim.is-ecg-only .stage,
.prototype.is-ecg-only .stage {
  display: block;
  grid-column: 1 / -1 !important;
  grid-row: 1 / -1 !important;
  justify-self: stretch !important;
  align-self: stretch !important;
  width: 100vw !important;
  height: 100vh !important;
  min-height: 100dvh !important;
  min-height: 100lvh !important;
  max-width: none !important;
  max-height: none !important;
  margin: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  overflow: hidden;
  background: #180d13;
  box-shadow: none;
}

.stage:-webkit-full-screen {
  display: block;
  width: 100vw !important;
  height: 100vh !important;
  max-width: none !important;
  max-height: none !important;
  margin: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  overflow: hidden;
  background: #180d13;
  box-shadow: none;
}

.stage:fullscreen .sheet,
.cm-ecg-sim.is-ecg-only .sheet,
.prototype.is-ecg-only .sheet {
  display: block;
  width: 100% !important;
  min-width: 100vw;
  max-width: none;
  height: 100% !important;
  min-height: 100dvh;
  min-height: 100lvh;
  max-height: none;
  border-radius: 0;
  box-shadow:
    inset 0 0 0 1px rgba(247, 208, 218, 0.42),
    0 18px 44px rgba(0, 0, 0, 0.28);
}

.stage:-webkit-full-screen .sheet {
  display: block;
  width: 100% !important;
  min-width: 100vw;
  max-width: none;
  height: 100% !important;
  min-height: 100vh;
  max-height: none;
  border-radius: 0;
  box-shadow:
    inset 0 0 0 1px rgba(247, 208, 218, 0.42),
    0 18px 44px rgba(0, 0, 0, 0.28);
}

.stage:fullscreen .ecg-fullscreen-exit,
.stage:-webkit-full-screen .ecg-fullscreen-exit,
.cm-ecg-sim.is-ecg-only .ecg-fullscreen-exit,
.prototype.is-ecg-only .ecg-fullscreen-exit {
  display: inline-flex;
}

body.cm-ecg-page-body .cm-ecg-page-content .controls__actions {
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
}

.stage.is-basic-reading-active #ecg-sheet {
  display: none;
}

.stage.is-basic-reading-active {
  padding: clamp(12px, 1.6vw, 18px);
  border-color: rgba(203, 213, 225, 0.2);
  background:
    radial-gradient(circle at top left, rgba(148, 163, 184, 0.22), transparent 28%),
    linear-gradient(180deg, rgba(49, 55, 66, 0.96), rgba(33, 38, 48, 0.98));
  box-shadow:
    0 28px 80px rgba(0, 0, 0, 0.28),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.cm-basic-reading[hidden] {
  display: none !important;
}

.cm-basic-reading {
  display: grid;
  gap: 16px;
  min-height: clamp(520px, 72vh, 780px);
  color: #f8fbff;
}

.cm-basic-reading__toolbar {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 14px;
  align-items: start;
  padding: 16px 18px;
  border-radius: 22px;
  border: 1px solid rgba(226, 232, 240, 0.18);
  background:
    radial-gradient(circle at top left, rgba(148, 163, 184, 0.14), transparent 32%),
    linear-gradient(180deg, rgba(95, 101, 111, 0.88), rgba(73, 79, 89, 0.96));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.1),
    0 10px 24px rgba(0, 0, 0, 0.12);
}

.cm-basic-reading__kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
  padding: 0.42rem 0.78rem;
  border-radius: 999px;
  border: 1px solid rgba(103, 232, 249, 0.38);
  color: #5ee7ff;
  background: rgba(103, 232, 249, 0.14);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.cm-basic-reading__toolbar h2 {
  margin: 0;
  color: #f8fbff;
  font-size: clamp(1.1rem, 2.2vw, 1.5rem);
  letter-spacing: -0.03em;
}

.cm-basic-reading__toolbar p {
  margin: 8px 0 0;
  color: #e2ecfa;
  line-height: 1.6;
}

.cm-basic-reading__mode-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 10px;
}

.cm-basic-reading__mode,
.cm-basic-reading__detail {
  appearance: none;
  border: 1px solid rgba(203, 213, 225, 0.12);
  border-radius: 18px;
  padding: 0.92rem 1rem;
  color: #eef5ff;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02)),
    rgba(58, 63, 72, 0.98);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.06),
    0 8px 18px rgba(0, 0, 0, 0.08);
  font: inherit;
  font-size: 0.92rem;
  font-weight: 700;
  line-height: 1.4;
  text-align: left;
  cursor: pointer;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease, box-shadow 160ms ease;
}

.cm-basic-reading__mode:hover,
.cm-basic-reading__detail:hover {
  transform: translateY(-1px);
  border-color: rgba(125, 211, 252, 0.52);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.04)),
    rgba(69, 75, 86, 0.98);
}

.cm-basic-reading__mode.is-active,
.cm-basic-reading__detail.is-active {
  color: #04111f;
  border-color: transparent;
  background: linear-gradient(135deg, #67e8f9, #93c5fd 58%, #f9a8d4);
  box-shadow: 0 16px 34px rgba(56, 189, 248, 0.24);
}

.cm-basic-reading__content {
  display: grid;
  grid-template-columns: minmax(0, 1.7fr) minmax(280px, 0.9fr);
  gap: 16px;
  align-items: start;
  min-height: 0;
}

.cm-basic-reading__sheet-shell,
.cm-basic-reading__status,
.cm-basic-reading__explain {
  border-radius: 24px;
  border: 1px solid rgba(226, 232, 240, 0.14);
  background:
    radial-gradient(circle at top left, rgba(148, 163, 184, 0.1), transparent 34%),
    linear-gradient(180deg, rgba(70, 76, 86, 0.96), rgba(54, 60, 71, 0.98));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.08),
    0 14px 28px rgba(0, 0, 0, 0.1);
}

.cm-basic-reading__sheet-shell {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  align-content: start;
  gap: 12px;
  padding: 16px;
  min-height: 100%;
}

.cm-basic-reading__sheet-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  align-self: start;
  justify-self: start;
  gap: 8px;
  width: fit-content;
  max-width: 100%;
}

.cm-basic-reading__sheet-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  min-height: 42px;
  padding: 0.62rem 1rem;
  border-radius: 999px;
  border: 1px solid rgba(244, 114, 182, 0.22);
  color: #ffffff;
  background: rgba(255, 255, 255, 0.08);
  font-size: 0.84rem;
  font-weight: 700;
  line-height: 1.2;
  white-space: nowrap;
}

.cm-basic-reading__sheet {
  width: 100%;
  height: auto;
  max-height: clamp(280px, 48vh, 520px);
  border-radius: 20px;
  box-shadow:
    inset 0 0 0 1px rgba(247, 208, 218, 0.42),
    0 18px 44px rgba(0, 0, 0, 0.2);
  background: #fffdfd;
}

.cm-basic-reading__side {
  display: grid;
  gap: 14px;
}

.cm-basic-reading__status,
.cm-basic-reading__explain {
  padding: 16px 18px;
}

.cm-basic-reading__status h3,
.cm-basic-reading__explain strong {
  display: block;
  margin: 0;
  color: #f8fbff;
  font-size: 1rem;
  letter-spacing: -0.02em;
}

.cm-basic-reading__status p,
.cm-basic-reading__explain p {
  margin: 8px 0 0;
  color: #edf3ff;
  line-height: 1.65;
}

.cm-basic-reading__explain ul {
  margin: 10px 0 0;
  padding-left: 1.1rem;
  color: #edf3ff;
  line-height: 1.6;
}

.cm-basic-reading__explain li + li {
  margin-top: 0.36rem;
}

.cm-basic-reading__actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.cm-basic-reading .status-pill {
  color: #ffffff;
  border-color: rgba(244, 114, 182, 0.18);
  background: linear-gradient(135deg, rgba(244, 114, 182, 0.92), rgba(251, 113, 133, 0.86));
  box-shadow: 0 10px 20px rgba(244, 114, 182, 0.18);
}

.cm-basic-reading .action-button {
  color: #f8fbff;
  border-color: rgba(226, 232, 240, 0.14);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.04)),
    rgba(115, 121, 131, 0.94);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.08),
    0 10px 22px rgba(0, 0, 0, 0.12);
}

.cm-basic-reading .action-button:hover {
  border-color: rgba(125, 211, 252, 0.42);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.14), rgba(255, 255, 255, 0.06)),
    rgba(129, 136, 147, 0.98);
}

.cm-basic-reading #cm-basic-reading-secondary {
  color: #04111f;
  border-color: transparent;
  background: linear-gradient(135deg, #67e8f9, #93c5fd 58%, #f9a8d4);
  box-shadow: 0 16px 30px rgba(56, 189, 248, 0.26);
}

.cm-basic-reading #close-basic-reading {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.05)),
    rgba(127, 133, 143, 0.96);
}

.cm-basic-reading__detail-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 10px;
}

.cm-basic-reading__detail-list[hidden] {
  display: none !important;
}

.cm-basic-reading__detail {
  min-height: 56px;
  font-size: 0.88rem;
}

.cm-basic-reading__learn {
  display: grid;
  gap: 12px;
  padding: 16px 18px;
  border-radius: 24px;
  border: 1px solid rgba(125, 211, 252, 0.18);
  background:
    radial-gradient(circle at top right, rgba(103, 232, 249, 0.18), transparent 28%),
    linear-gradient(180deg, rgba(38, 47, 63, 0.98), rgba(27, 34, 47, 0.98));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.08),
    0 16px 34px rgba(0, 0, 0, 0.14);
}

.cm-basic-reading__learn-copy {
  display: grid;
  gap: 8px;
}

.cm-basic-reading__learn-kicker {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: fit-content;
  min-height: 30px;
  padding: 0.3rem 0.75rem;
  border-radius: 999px;
  color: #04111f;
  background: linear-gradient(135deg, #67e8f9, #93c5fd 58%, #f9a8d4);
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.cm-basic-reading__learn h4 {
  margin: 0;
  color: #f8fbff;
  font-size: 1rem;
  letter-spacing: -0.02em;
}

.cm-basic-reading__learn p {
  margin: 0;
  color: #d9e8fb;
  line-height: 1.65;
}

.cm-basic-reading__learn-image {
  display: block;
  width: 100%;
  max-height: 170px;
  object-fit: cover;
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 10px 22px rgba(0, 0, 0, 0.12);
}

.cm-basic-reading__learn-image[hidden] {
  display: none !important;
}

.cm-basic-reading__learn-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  width: fit-content;
  max-width: 100%;
  min-height: 44px;
  padding: 0.74rem 1rem;
  border-radius: 999px;
  color: #04111f;
  background: linear-gradient(135deg, #67e8f9, #93c5fd 58%, #f9a8d4);
  box-shadow: 0 16px 30px rgba(56, 189, 248, 0.22);
  font-weight: 800;
  line-height: 1.15;
  text-align: center;
  text-decoration: none;
  white-space: normal;
  transition: transform 160ms ease, box-shadow 160ms ease, filter 160ms ease;
}

.cm-basic-reading__learn-link::after {
  content: "↗";
  font-size: 0.92rem;
}

.cm-basic-reading__learn-link:hover {
  transform: translateY(-1px);
  filter: brightness(1.02);
  box-shadow: 0 18px 34px rgba(56, 189, 248, 0.28);
}

.cm-ecg-sim.is-basic-reading-mode .technical-strip,
.cm-ecg-sim.is-basic-reading-mode .legend,
.cm-ecg-sim.is-basic-reading-mode .lead-grid,
.cm-ecg-sim.is-basic-reading-mode .footnote,
.prototype.is-basic-reading-mode .technical-strip,
.prototype.is-basic-reading-mode .legend,
.prototype.is-basic-reading-mode .lead-grid,
.prototype.is-basic-reading-mode .footnote {
  display: none !important;
}

.stage:fullscreen .cm-basic-reading,
.stage:-webkit-full-screen .cm-basic-reading,
.cm-ecg-sim.is-ecg-only .cm-basic-reading,
.prototype.is-ecg-only .cm-basic-reading {
  min-height: 100%;
}

@media (max-width: 1100px) {
  .cm-basic-reading__content {
    grid-template-columns: 1fr;
  }

  .cm-basic-reading__sheet {
    max-height: none;
  }
}

@media (max-width: 760px) {
  .cm-basic-reading {
    min-height: auto;
  }

  .cm-basic-reading__toolbar,
  .cm-basic-reading__mode-grid,
  .cm-basic-reading__actions {
    grid-template-columns: 1fr;
  }

  .cm-basic-reading__sheet-shell,
  .cm-basic-reading__status,
  .cm-basic-reading__explain,
  .cm-basic-reading__learn {
    padding: 14px;
    border-radius: 18px;
  }

  .cm-basic-reading__sheet-meta {
    width: 100%;
  }

  .cm-basic-reading__sheet-chip {
    min-height: 40px;
    padding: 0.56rem 0.92rem;
    font-size: 0.8rem;
  }

  .cm-basic-reading__mode,
  .cm-basic-reading__detail {
    border-radius: 16px;
  }

  .stage.is-basic-reading-active {
    padding: 12px;
  }
}

/* Entrada restaurada + selector modal posterior. */
.cm-ecg-intro-screen {
  position: static;
  inset: auto;
  z-index: auto;
  width: min(1180px, 100%);
  min-height: auto;
  margin: 0 auto;
  display: grid;
  place-items: stretch;
  gap: 0.95rem;
  padding: 0;
}

.cm-ecg-mode-modal[hidden] {
  display: none !important;
}

.cm-ecg-mode-modal {
  position: fixed;
  inset: 0;
  z-index: 40;
  display: grid;
  place-items: center;
  padding: max(18px, env(safe-area-inset-top)) max(18px, env(safe-area-inset-right)) max(18px, env(safe-area-inset-bottom)) max(18px, env(safe-area-inset-left));
}

.cm-ecg-mode-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(2, 6, 23, 0.62);
  backdrop-filter: blur(12px);
}

.cm-ecg-mode-modal__dialog {
  position: relative;
  z-index: 1;
  width: min(760px, 100%);
  display: grid;
  gap: 18px;
  padding: clamp(1.15rem, 3vw, 1.8rem);
  border-radius: 24px;
  border: 1px solid rgba(148, 163, 184, 0.14);
  background:
    radial-gradient(460px 240px at 12% 0%, rgba(14, 165, 233, 0.16), transparent 56%),
    radial-gradient(420px 240px at 90% 10%, rgba(236, 72, 153, 0.12), transparent 58%),
    linear-gradient(135deg, rgba(15, 23, 42, 0.98), rgba(12, 18, 32, 0.98));
  box-shadow:
    0 18px 48px rgba(0, 0, 0, 0.28),
    inset 0 1px 0 rgba(255, 255, 255, 0.05);
  color: #eef5ff;
}

.cm-ecg-mode-modal__copy {
  display: grid;
  gap: 8px;
}

.cm-ecg-mode-modal__copy h2,
.cm-ecg-mode-modal__copy p {
  margin: 0;
}

.cm-ecg-mode-modal__copy h2 {
  color: #f8fbff;
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  letter-spacing: -0.03em;
}

.cm-ecg-mode-modal__copy p {
  color: #d6e4f4;
  line-height: 1.65;
}

.cm-ecg-intro-choice-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.cm-ecg-intro-choice {
  display: grid;
  gap: 8px;
  min-height: 184px;
  align-content: start;
  padding: 1rem;
  border-radius: 18px;
  border: 1px solid rgba(226, 232, 240, 0.18);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.035)),
    rgba(15, 23, 42, 0.62);
  color: #eef5ff;
  text-decoration: none;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease, box-shadow 160ms ease;
}

.cm-ecg-intro-choice:hover {
  transform: translateY(-2px);
  border-color: rgba(125, 211, 252, 0.52);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.045)),
    rgba(15, 23, 42, 0.82);
  box-shadow: 0 18px 36px rgba(0, 0, 0, 0.22);
}

.cm-ecg-intro-choice__eyebrow {
  width: fit-content;
  padding: 0.34rem 0.62rem;
  border-radius: 999px;
  color: #04111f;
  background: linear-gradient(135deg, #67e8f9, #93c5fd 58%, #f9a8d4);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.cm-ecg-intro-choice strong {
  color: #f8fbff;
  font-size: clamp(1.08rem, 2vw, 1.35rem);
  line-height: 1.12;
}

.cm-ecg-intro-choice small {
  color: #d6e4f4;
  font-size: 0.92rem;
  line-height: 1.55;
}

.action-button:disabled,
.modal__footer button:disabled {
  cursor: not-allowed;
  opacity: 0.52;
  transform: none;
}

/* Laboratorio: explicacion guiada por patologia. */
#pathology-guide-overlay {
  pointer-events: none;
}

.pathology-guide-mark {
  animation: cmPathologyGuidePulse 1.65s ease-in-out infinite;
  transform-box: fill-box;
  transform-origin: center;
}

.pathology-guide-label,
.pathology-guide-line {
  animation: cmPathologyGuideIn 420ms ease both;
}

.pathology-guide[hidden] {
  display: none !important;
}

.pathology-guide {
  display: grid;
  gap: 14px;
  margin-top: 14px;
  padding: 16px;
  border-radius: 22px;
  border: 1px solid rgba(125, 211, 252, 0.22);
  background:
    radial-gradient(circle at top left, rgba(103, 232, 249, 0.14), transparent 28%),
    linear-gradient(135deg, rgba(15, 23, 42, 0.98), rgba(10, 16, 30, 0.98));
  color: #eef5ff;
  box-shadow:
    0 18px 42px rgba(0, 0, 0, 0.22),
    inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.pathology-guide__header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 14px;
  align-items: start;
}

.pathology-guide__kicker {
  display: inline-flex;
  width: fit-content;
  min-height: 28px;
  align-items: center;
  padding: 0.32rem 0.7rem;
  border-radius: 999px;
  color: #04111f;
  background: linear-gradient(135deg, #67e8f9, #93c5fd 58%, #f9a8d4);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.pathology-guide h2,
.pathology-guide h3,
.pathology-guide p,
.pathology-guide ul {
  margin: 0;
}

.pathology-guide h2 {
  margin-top: 8px;
  color: #f8fbff;
  font-size: clamp(1.08rem, 2vw, 1.35rem);
  letter-spacing: -0.02em;
}

.pathology-guide__header p {
  margin-top: 8px;
  color: #d9e8fb;
  line-height: 1.6;
}

.pathology-guide__grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 12px;
}

.pathology-guide__block {
  display: grid;
  gap: 10px;
  padding: 14px;
  border-radius: 16px;
  border: 1px solid rgba(226, 232, 240, 0.12);
  background: rgba(255, 255, 255, 0.055);
}

.pathology-guide__block h3 {
  color: #f8fbff;
  font-size: 0.94rem;
}

.pathology-guide__block p,
.pathology-guide__block li {
  color: #dbeafe;
  line-height: 1.58;
}

.pathology-guide__block ul {
  padding-left: 1.1rem;
}

.pathology-guide__actions {
  display: flex;
  justify-content: flex-start;
}

/* Lectura basica: limpiar laboratorio y quitar espacio muerto. */
.cm-ecg-sim.is-basic-reading-mode .prototype__header,
.cm-ecg-sim.is-basic-reading-mode .controls,
.prototype.is-basic-reading-mode .prototype__header,
.prototype.is-basic-reading-mode .controls {
  display: none !important;
}

.cm-ecg-sim.is-basic-reading-mode .simulator-workspace,
.prototype.is-basic-reading-mode .simulator-workspace {
  width: min(1320px, 100%);
  grid-template-columns: 1fr !important;
}

.stage.is-basic-reading-active {
  border-radius: 24px;
}

.cm-basic-reading {
  min-height: 0;
  gap: 12px;
}

.cm-basic-reading__toolbar {
  grid-template-columns: minmax(0, 1fr) minmax(150px, auto);
}

.cm-basic-reading__mode-grid {
  grid-template-columns: repeat(6, minmax(118px, 1fr));
  gap: 8px;
}

.cm-basic-reading__mode,
.cm-basic-reading__detail {
  min-height: 54px;
  padding: 0.72rem 0.78rem;
  border-radius: 14px;
  font-size: 0.86rem;
}

.cm-basic-reading__content {
  grid-template-columns: minmax(0, 1.32fr) minmax(300px, 0.78fr);
  gap: 14px;
  align-items: start;
}

.cm-basic-reading__sheet-shell {
  min-height: 0;
  padding: 14px;
}

.cm-basic-reading__sheet {
  display: block;
  max-height: none;
}

.cm-basic-reading__side {
  gap: 12px;
}

.cm-basic-reading__status,
.cm-basic-reading__explain,
.cm-basic-reading__learn {
  border-radius: 18px;
}

.cm-basic-reading__explain {
  position: relative;
  overflow: hidden;
  border-color: rgba(103, 232, 249, 0.28);
  background:
    linear-gradient(90deg, rgba(103, 232, 249, 0.12), transparent 46%),
    linear-gradient(180deg, rgba(77, 86, 100, 0.98), rgba(49, 57, 70, 0.98));
  box-shadow:
    inset 4px 0 0 rgba(103, 232, 249, 0.72),
    inset 0 1px 0 rgba(255, 255, 255, 0.09),
    0 16px 28px rgba(0, 0, 0, 0.12);
}

.cm-basic-reading__explain::before {
  content: "";
  position: absolute;
  top: 14px;
  right: 14px;
  width: 36px;
  height: 36px;
  border-radius: 999px;
  border: 1px solid rgba(103, 232, 249, 0.28);
  background:
    linear-gradient(90deg, transparent 47%, rgba(103, 232, 249, 0.8) 47% 53%, transparent 53%),
    linear-gradient(0deg, transparent 47%, rgba(249, 168, 212, 0.8) 47% 53%, transparent 53%),
    rgba(255, 255, 255, 0.05);
  opacity: 0.62;
}

.cm-basic-reading__explain > * {
  position: relative;
  z-index: 1;
}

.cm-basic-reading__explain > strong {
  color: #f8fbff;
  font-size: 1.08rem;
}

.cm-basic-reading__status p,
.cm-basic-reading__explain p,
.cm-basic-reading__explain li,
.cm-basic-reading__learn p {
  font-size: 0.94rem;
  line-height: 1.58;
}

.cm-basic-reading__explain p strong,
.cm-basic-reading__explain li strong {
  display: inline;
  color: inherit;
  font-size: inherit;
  letter-spacing: 0;
}

.cm-basic-reading__detail-list {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

#cm-basic-reading-overlay > * {
  animation: cmBasicOverlayIn 360ms ease both;
}

.cm-basic-reading-rr-scan {
  animation: cmBasicRrScan 1.55s ease both;
}

.cm-basic-reading__status,
.cm-basic-reading__explain,
.cm-basic-reading__learn {
  animation: cmBasicPanelIn 240ms ease both;
}

@keyframes cmBasicOverlayIn {
  from {
    opacity: 0;
    transform: translateY(1.4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes cmBasicPanelIn {
  from {
    opacity: 0.82;
    transform: translateY(4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes cmBasicRrScan {
  0% {
    opacity: 0;
    transform: translateX(-4px);
  }
  28% {
    opacity: 1;
    transform: translateX(0);
  }
  72% {
    opacity: 1;
    transform: translateX(0);
  }
  100% {
    opacity: 0.94;
    transform: translateX(0);
  }
}

@keyframes cmPathologyGuideIn {
  from {
    opacity: 0;
    transform: translateY(2px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes cmPathologyGuidePulse {
  0%,
  100% {
    opacity: 0.68;
    transform: scale(1);
  }
  50% {
    opacity: 1;
    transform: scale(1.035);
  }
}

@media (max-width: 1180px) {
  .cm-basic-reading__mode-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .cm-basic-reading__content,
  .pathology-guide__grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .cm-ecg-intro-choice-grid,
  .cm-basic-reading__mode-grid,
  .cm-basic-reading__detail-list,
  .pathology-guide__header {
    grid-template-columns: 1fr;
  }

  .cm-ecg-intro-choice {
    min-height: auto;
  }

  .cm-basic-reading__toolbar {
    grid-template-columns: 1fr;
  }

  .pathology-guide,
  .cm-basic-reading__toolbar {
    border-radius: 18px;
  }
}