:root {
  color-scheme: light;
  --bg: #f2f2f0;
  --panel: #ffffff;
  --panel-soft: #f4f4f2;
  --line: rgba(17, 17, 17, 0.08);
  --text: #0d0d0d;
  --muted: #686864;
  --accent: #cdebbd;
  --accent-2: #b8ecf1;
  --warn: #ffe686;
  --danger: #ff9a79;
  --green-ink: #314729;
  --blue-ink: #1f555b;
  --yellow-ink: #4d4215;
  --shadow: 0 24px 60px rgba(31, 31, 28, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 22% 10%, rgba(255, 255, 255, 0.98), transparent 24%),
    radial-gradient(circle at 74% 4%, rgba(255, 255, 255, 0.72), transparent 20%),
    linear-gradient(165deg, #f7f7f5 0%, #e8e8e5 45%, #f3f3ef 100%);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(165deg, transparent 0 31%, rgba(255, 255, 255, 0.58) 32%, transparent 43%),
    linear-gradient(20deg, transparent 0 48%, rgba(215, 215, 211, 0.42) 49%, transparent 62%);
  filter: blur(9px);
}

button {
  font: inherit;
}

.app-shell {
  width: min(1280px, 100%);
  margin: 0 auto;
  padding: 28px;
}

.topbar,
.panel-heading,
.status-cluster,
.page-tabs,
.control-bar,
.confidence-line,
.record-box,
.metric-header,
.education-content,
.compare-row,
.risk-banner,
.setup-actions,
.stepper-control,
.segment-control {
  display: flex;
  align-items: center;
}

.topbar {
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 20px;
}

.eyebrow,
.panel-kicker {
  margin: 0 0 6px;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

h1,
h2,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 0;
  font-size: clamp(1.65rem, 3vw, 3rem);
  line-height: 1.05;
  letter-spacing: -0.03em;
}

h2 {
  margin-bottom: 0;
  font-size: 1.2rem;
  letter-spacing: -0.02em;
}

.status-cluster {
  justify-content: flex-end;
  gap: 10px;
  flex-wrap: wrap;
}

.live-pill,
.risk-pill,
.mode-switch {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 0 14px;
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  color: var(--muted);
  box-shadow: 0 10px 28px rgba(24, 24, 20, 0.06);
  font-weight: 800;
}

.mode-switch {
  gap: 4px;
  padding: 3px;
  border-radius: 8px;
}

.mode-button {
  min-height: 30px;
  padding: 0 10px;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font-size: 0.86rem;
  font-weight: 800;
}

.mode-button.active {
  background: #111111;
  color: var(--text);
}

.mode-button.active {
  color: #ffffff;
}

.risk-pill {
  color: var(--green-ink);
  background: var(--accent);
}

.risk-pill.warning {
  color: var(--yellow-ink);
  background: var(--warn);
}

.risk-pill.critical {
  color: #5f261b;
  background: var(--danger);
}

.pulse-dot {
  width: 9px;
  height: 9px;
  margin-right: 8px;
  border-radius: 50%;
  background: #ff8a6b;
  box-shadow: 0 0 0 0 rgba(255, 138, 107, 0.36);
  animation: pulse 1.4s infinite;
}

.page-tabs {
  gap: 8px;
  width: min(560px, 100%);
  margin: 0 auto 22px;
  padding: 7px;
  border: 1px solid rgba(255, 255, 255, 0.78);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  box-shadow: var(--shadow);
}

.page-tab {
  flex: 1;
  min-height: 42px;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font-weight: 900;
}

.page-tab.active {
  background: #111111;
  color: #ffffff;
}

.page-section {
  display: none;
}

.page-section.active {
  display: block;
}

.setup-grid {
  display: grid;
  grid-template-columns: minmax(330px, 0.8fr) minmax(0, 1.2fr);
  gap: 18px;
}

.setup-panel {
  align-self: start;
  padding: 22px;
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 34px;
  background: #ffffff;
  box-shadow: var(--shadow);
}

.setup-panel h2 {
  margin-bottom: 10px;
  font-size: 2rem;
  line-height: 1.05;
}

.setup-copy {
  color: var(--muted);
  line-height: 1.55;
}

.profile-form {
  display: grid;
  gap: 16px;
  margin-top: 18px;
}

.slider-field,
.segmented-field,
.stepper-field,
.context-check {
  display: grid;
  gap: 9px;
}

.slider-field span,
.segmented-field > span,
.stepper-field > span {
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 900;
  text-transform: uppercase;
}

.slider-field strong {
  color: var(--text);
  font-size: 1.1rem;
}

input[type="range"] {
  width: 100%;
  accent-color: var(--accent);
}

.segment-control,
.stepper-control {
  gap: 8px;
}

.segment-button,
.stepper-button,
.primary-action,
.secondary-action {
  min-height: 42px;
  border: 1px solid rgba(17, 17, 17, 0.08);
  border-radius: 999px;
  background: #f5f5f3;
  color: var(--text);
  cursor: pointer;
  font-weight: 900;
}

.segment-button {
  flex: 1;
}

.segment-button.active {
  border-color: transparent;
  background: var(--accent);
  color: var(--green-ink);
}

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

.stepper-control {
  justify-content: space-between;
  min-height: 48px;
  padding: 0 8px;
  border: 1px solid rgba(17, 17, 17, 0.06);
  border-radius: 24px;
  background: #f5f5f3;
}

.stepper-button {
  min-width: 36px;
  min-height: 34px;
  border-radius: 6px;
}

.stepper-control strong {
  color: var(--text);
}

.context-check {
  grid-template-columns: auto 1fr;
  align-items: center;
  color: var(--muted);
  font-weight: 750;
}

.context-check input {
  accent-color: var(--accent);
}

.setup-actions {
  gap: 10px;
  margin-top: 20px;
}

.primary-action,
.secondary-action {
  padding: 0 16px;
}

.primary-action {
  border-color: transparent;
  background: var(--warn);
  color: var(--yellow-ink);
}

.secondary-action {
  background: #f5f5f3;
}

.education-panel {
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 34px;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.education-panel summary {
  display: flex;
  min-height: 58px;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 0 18px;
  cursor: pointer;
  color: var(--text);
  font-weight: 900;
  list-style: none;
}

.education-panel summary::-webkit-details-marker {
  display: none;
}

.summary-caret {
  color: var(--blue-ink);
  font-size: 0.82rem;
  text-transform: uppercase;
}

.education-panel[open] .summary-caret {
  color: var(--green-ink);
}

.education-content {
  align-items: stretch;
  gap: 18px;
  padding: 0 18px 18px;
}

.education-copy {
  flex: 1 1 auto;
  display: grid;
  gap: 14px;
}

.education-item {
  padding: 14px;
  border: 0;
  border-radius: 24px;
  background: #f4f4f2;
}

.education-item.highlight {
  background: var(--accent);
}

.education-item h2 {
  margin-bottom: 8px;
}

.education-item p,
.education-item li {
  color: var(--muted);
  line-height: 1.5;
}

.education-item p {
  margin-bottom: 0;
}

.education-item ul {
  margin: 8px 0 0;
  padding-left: 18px;
}

.key-line {
  display: block;
  margin-top: 12px;
  color: var(--green-ink);
  font-size: 1rem;
}

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

.education-simple {
  display: grid;
  grid-template-columns: minmax(260px, 0.72fr) minmax(0, 1fr);
  gap: 18px;
  padding: 0 18px 18px;
}

.heart-education-card {
  display: grid;
  min-height: 360px;
  align-content: center;
  justify-items: center;
  gap: 16px;
  border: 0;
  border-radius: 34px;
  background: var(--accent);
  color: var(--green-ink);
  cursor: pointer;
  box-shadow: inset 0 0 0 10px rgba(255, 255, 255, 0.5);
}

.heart-education-card:hover {
  background: #d9f1ca;
}

.heart-education-icon {
  display: grid;
  width: min(260px, 80%);
  aspect-ratio: 1;
  place-items: center;
  border-radius: 30px;
  background: rgba(255, 255, 255, 0.64);
}

.heart-education-icon svg {
  width: 86%;
  height: 86%;
}

.heart-organ {
  fill: #ffffff;
  stroke: rgba(17, 17, 17, 0.16);
  stroke-width: 3;
}

.heart-ecg-line {
  fill: none;
  stroke: #111111;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 8;
}

.heart-education-icon circle {
  fill: none;
  stroke: rgba(17, 17, 17, 0.06);
  stroke-width: 16;
}

.education-meaning {
  display: grid;
  align-content: center;
  padding: 24px;
  border-radius: 34px;
  background: #ffffff;
}

.education-meaning h2 {
  max-width: 620px;
  margin-bottom: 12px;
  font-size: clamp(1.6rem, 3vw, 2.6rem);
  line-height: 1.05;
}

.education-meaning p {
  max-width: 600px;
  color: var(--muted);
  line-height: 1.55;
}

.education-meaning strong {
  display: block;
  max-width: 620px;
  margin-top: 4px;
  font-size: 1.1rem;
}

.meaning-list {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 22px;
}

.meaning-list span {
  min-height: 34px;
  padding: 8px 12px;
  border-radius: 999px;
  background: var(--accent-2);
  color: var(--blue-ink);
  font-size: 0.86rem;
  font-weight: 900;
}

.ecg-compare {
  flex: 0 0 360px;
  display: grid;
  align-content: center;
  gap: 14px;
  min-height: 100%;
  padding: 18px;
  border: 0;
  border-radius: 34px;
  background: var(--accent-2);
  color: var(--text);
  cursor: pointer;
  text-align: left;
}

.ecg-compare:hover {
  background: #c6f2f5;
}

.compare-title {
  font-size: 1.1rem;
  font-weight: 900;
}

.compare-row {
  justify-content: space-between;
  gap: 12px;
}

.compare-label,
.compare-note {
  min-width: 70px;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 900;
}

.compare-note {
  color: var(--blue-ink);
  text-align: right;
}

.pulse-visual {
  flex: 1;
  height: 8px;
  border-radius: 999px;
  background:
    repeating-linear-gradient(90deg, #111111 0 12px, transparent 12px 22px),
    rgba(255, 255, 255, 0.35);
}

.mini-ecg {
  flex: 1;
  height: 54px;
}

.mini-ecg polyline {
  fill: none;
  stroke: #111111;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 4;
}

.compare-link {
  color: var(--blue-ink);
  font-size: 0.86rem;
  font-weight: 900;
  text-transform: uppercase;
}

.risk-banner {
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
  padding: 18px;
  border: 1px solid rgba(40, 226, 178, 0.28);
  border-radius: 8px;
  background: rgba(40, 226, 178, 0.1);
  box-shadow: var(--shadow);
}

.risk-banner.warning {
  border-color: rgba(246, 191, 79, 0.34);
  background: rgba(246, 191, 79, 0.1);
}

.risk-banner.critical {
  border-color: rgba(255, 92, 99, 0.34);
  background: rgba(255, 92, 99, 0.1);
}

.risk-banner span {
  display: inline-flex;
  min-height: 34px;
  align-items: center;
  margin-bottom: 8px;
  padding: 0 12px;
  border-radius: 999px;
  background: rgba(40, 226, 178, 0.14);
  color: var(--accent);
  font-weight: 900;
}

.risk-banner.warning span {
  background: rgba(246, 191, 79, 0.14);
  color: var(--warn);
}

.risk-banner.critical span {
  background: rgba(255, 92, 99, 0.14);
  color: var(--danger);
}

.risk-banner strong {
  display: block;
  font-size: 1.35rem;
}

.live-product-grid,
.insight-action-grid,
.report-grid {
  display: grid;
  gap: 18px;
  margin-bottom: 18px;
}

.live-product-grid {
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
}

.insight-action-grid {
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.75fr);
}

.comparison-panel,
.heart-panel,
.ai-insight-card,
.action-card,
.report-panel {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(13, 26, 29, 0.88);
  box-shadow: var(--shadow);
}

.comparison-panel h2,
.heart-panel h2,
.ai-insight-card h2 {
  margin-bottom: 14px;
}

.compare-metrics {
  display: grid;
  gap: 14px;
}

.range-card {
  display: grid;
  gap: 9px;
  padding: 14px;
  border: 1px solid rgba(142, 255, 223, 0.14);
  border-radius: 8px;
  background: var(--panel-soft);
}

.range-card header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.range-card h3 {
  margin: 0;
  font-size: 0.96rem;
}

.range-card strong {
  color: var(--text);
  font-size: 1.5rem;
}

.range-card em {
  color: var(--muted);
  font-style: normal;
  font-weight: 900;
}

.range-track {
  position: relative;
  height: 16px;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(125, 211, 252, 0.18), rgba(40, 226, 178, 0.42));
}

.range-marker {
  position: absolute;
  top: -6px;
  width: 4px;
  height: 28px;
  border-radius: 999px;
  background: var(--text);
  box-shadow: 0 0 14px rgba(255, 255, 255, 0.42);
}

.range-labels,
.range-caption {
  display: flex;
  justify-content: space-between;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 800;
}

.range-caption {
  justify-content: flex-start;
  color: var(--muted);
}

.heart-panel {
  text-align: center;
}

.heart-visual {
  --heart-color: var(--accent);
  --heart-speed: 0.82s;
  display: grid;
  width: min(230px, 62vw);
  aspect-ratio: 1;
  place-items: center;
  margin: 16px auto;
  border-radius: 50%;
  background:
    radial-gradient(circle, rgba(40, 226, 178, 0.18), rgba(40, 226, 178, 0.03) 58%, transparent 60%),
    rgba(255, 255, 255, 0.03);
}

.heart-visual.warning {
  --heart-color: var(--warn);
}

.heart-visual.critical {
  --heart-color: var(--danger);
}

.heart-shape {
  width: 92px;
  height: 92px;
  background: var(--heart-color);
  transform: rotate(45deg);
  animation: heartbeat var(--heart-speed) ease-in-out infinite;
  box-shadow: 0 0 34px color-mix(in srgb, var(--heart-color) 55%, transparent);
}

.heart-shape::before,
.heart-shape::after {
  content: "";
  position: absolute;
  width: 92px;
  height: 92px;
  border-radius: 50%;
  background: var(--heart-color);
}

.heart-shape::before {
  left: -46px;
}

.heart-shape::after {
  top: -46px;
}

.heart-panel p,
.ai-insight-card p,
.report-panel p {
  color: var(--muted);
  line-height: 1.55;
}

.action-card ul,
.report-panel ul {
  margin: 8px 0 0;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.55;
}

.report-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.summary-report,
.analysis-report {
  grid-column: 1 / -1;
}

.report-risk {
  display: inline-flex;
  min-height: 34px;
  align-items: center;
  margin-top: 12px;
  padding: 0 12px;
  border-radius: 999px;
  background: rgba(40, 226, 178, 0.14);
  color: var(--accent);
  font-weight: 900;
}

.report-risk.warning {
  background: rgba(246, 191, 79, 0.14);
  color: var(--warn);
}

.report-risk.critical {
  background: rgba(255, 92, 99, 0.14);
  color: var(--danger);
}

.trend-list {
  display: grid;
  gap: 10px;
}

.trend-list div {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding: 12px;
  border: 1px solid rgba(142, 255, 223, 0.14);
  border-radius: 8px;
  background: var(--panel-soft);
}

.trend-list span {
  color: var(--muted);
  font-weight: 800;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 2.3fr) minmax(300px, 0.8fr);
  gap: 18px;
}

.analysis-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
  gap: 18px;
  margin-top: 18px;
}

.wave-panel,
.side-panel,
.prob-panel,
.diagnosis-panel {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(13, 26, 29, 0.88);
  box-shadow: var(--shadow);
}

.wave-panel {
  padding: 18px;
}

.panel-heading {
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 14px;
}

.panel-heading.compact {
  margin-bottom: 18px;
}

.time-readout {
  min-width: 104px;
  color: var(--muted);
  font-weight: 800;
  text-align: right;
}

canvas {
  display: block;
  width: 100%;
  height: min(44vh, 430px);
  min-height: 300px;
  border: 0;
  border-radius: 28px;
  background: #f7fbfb;
}

.side-panel,
.prob-panel,
.diagnosis-panel {
  padding: 18px;
}

.metric-header {
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.metric-header span {
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 700;
  text-align: right;
}

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

.metric-card {
  min-height: 108px;
  padding: 14px;
  border: 1px solid rgba(142, 255, 223, 0.14);
  border-radius: 8px;
  background: var(--panel-soft);
}

.metric-card span,
.record-box span,
.confidence-line span {
  display: block;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 700;
}

.metric-card strong {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-top: 10px;
  color: var(--text);
  font-size: 2rem;
  line-height: 1;
}

.trend {
  color: var(--muted);
  font-size: 0.9rem;
  font-style: normal;
  font-weight: 900;
}

.trend.up {
  color: var(--warn);
}

.trend.down {
  color: var(--accent-2);
}

.trend.critical {
  color: var(--danger);
}

.metric-card small {
  color: var(--muted);
  font-weight: 700;
}

.record-box {
  justify-content: space-between;
  gap: 16px;
  margin-top: 14px;
  padding: 14px;
  border: 1px solid rgba(125, 211, 252, 0.18);
  border-radius: 8px;
  background: rgba(125, 211, 252, 0.07);
}

.record-box strong {
  display: block;
  margin-top: 6px;
  font-size: 0.94rem;
}

.prob-list {
  display: grid;
  gap: 14px;
}

.prob-row {
  display: grid;
  grid-template-columns: minmax(170px, 0.38fr) minmax(0, 1fr) 54px;
  align-items: center;
  gap: 12px;
}

.prob-name {
  color: var(--text);
  font-size: 0.92rem;
  font-weight: 750;
}

.prob-track {
  height: 16px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
}

.prob-fill {
  height: 100%;
  width: 0%;
  border-radius: inherit;
  background: var(--accent);
  transition: width 280ms ease;
}

.prob-fill.warning {
  background: var(--warn);
}

.prob-fill.critical {
  background: var(--danger);
}

.prob-value {
  color: var(--muted);
  font-weight: 800;
  text-align: right;
}

.diagnosis-panel {
  border-color: rgba(40, 226, 178, 0.24);
  background:
    linear-gradient(145deg, rgba(40, 226, 178, 0.1), rgba(13, 26, 29, 0.92) 46%),
    var(--panel);
}

.diagnosis-panel.warning {
  border-color: rgba(246, 191, 79, 0.32);
  background:
    linear-gradient(145deg, rgba(246, 191, 79, 0.11), rgba(13, 26, 29, 0.92) 46%),
    var(--panel);
}

.diagnosis-panel.critical {
  border-color: rgba(255, 92, 99, 0.34);
  background:
    linear-gradient(145deg, rgba(255, 92, 99, 0.13), rgba(13, 26, 29, 0.92) 46%),
    var(--panel);
}

.diagnosis-status {
  display: inline-flex;
  min-height: 34px;
  align-items: center;
  margin-bottom: 12px;
  padding: 0 12px;
  border-radius: 999px;
  background: rgba(40, 226, 178, 0.14);
  color: var(--accent);
  font-weight: 900;
}

.diagnosis-status.warning {
  background: rgba(246, 191, 79, 0.14);
  color: var(--warn);
}

.diagnosis-status.critical {
  background: rgba(255, 92, 99, 0.14);
  color: var(--danger);
}

.explain-block {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.explain-block span,
.confidence-line span {
  display: block;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.explain-block p {
  margin: 8px 0 0;
  color: var(--muted);
  line-height: 1.5;
}

.action-block ul {
  margin: 9px 0 0;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.55;
}

.confidence-line {
  justify-content: space-between;
  gap: 12px;
}

.confidence-line strong {
  color: var(--accent);
  font-size: 1.4rem;
}

.confidence-block {
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.confidence-track {
  height: 12px;
  margin-top: 10px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
}

.confidence-fill {
  width: 0%;
  height: 100%;
  border-radius: inherit;
  background: var(--accent);
  transition: width 280ms ease, background-color 280ms ease;
}

.confidence-fill.medium {
  background: var(--warn);
}

.confidence-fill.low {
  background: var(--danger);
}

.control-bar {
  position: sticky;
  bottom: 0;
  justify-content: center;
  gap: 10px;
  margin-top: 18px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(7, 16, 18, 0.92);
  backdrop-filter: blur(14px);
}

.scenario-button,
.icon-button {
  min-width: 92px;
  min-height: 42px;
  border: 1px solid rgba(142, 255, 223, 0.18);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
  cursor: pointer;
  font-weight: 800;
}

.scenario-button:hover,
.icon-button:hover,
.scenario-button.active {
  border-color: rgba(40, 226, 178, 0.55);
  background: rgba(40, 226, 178, 0.14);
}

.scenario-button.critical:hover,
.scenario-button.critical.active {
  border-color: rgba(255, 92, 99, 0.55);
  background: rgba(255, 92, 99, 0.14);
}

.ecg-modal {
  width: min(720px, calc(100vw - 28px));
  border: 1px solid rgba(142, 255, 223, 0.22);
  border-radius: 8px;
  padding: 0;
  background: transparent;
  color: var(--text);
}

.ecg-modal::backdrop {
  background: rgba(0, 0, 0, 0.72);
  backdrop-filter: blur(4px);
}

.modal-card {
  position: relative;
  padding: 24px;
  background:
    linear-gradient(145deg, rgba(40, 226, 178, 0.1), rgba(13, 26, 29, 0.96) 42%),
    var(--panel);
}

.modal-card h2 {
  margin-bottom: 12px;
  font-size: 1.5rem;
}

.modal-card p {
  color: var(--muted);
  line-height: 1.55;
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  min-height: 34px;
  padding: 0 12px;
  border: 1px solid rgba(142, 255, 223, 0.22);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
  cursor: pointer;
  font-weight: 800;
}

.modal-compare-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 18px;
}

.modal-compare-grid div {
  padding: 14px;
  border: 1px solid rgba(142, 255, 223, 0.14);
  border-radius: 8px;
  background: rgba(18, 36, 40, 0.72);
}

.modal-compare-grid span {
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 900;
  text-transform: uppercase;
}

.modal-compare-grid strong {
  display: block;
  margin: 8px 0;
  color: var(--accent);
  font-size: 1.1rem;
}

@keyframes pulse {
  70% {
    box-shadow: 0 0 0 10px rgba(40, 226, 178, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(40, 226, 178, 0);
  }
}

@keyframes heartbeat {
  0%,
  100% {
    transform: rotate(45deg) scale(0.92);
  }
  18% {
    transform: rotate(45deg) scale(1.08);
  }
  32% {
    transform: rotate(45deg) scale(0.96);
  }
  48% {
    transform: rotate(45deg) scale(1.03);
  }
}

@media (max-width: 980px) {
  .setup-grid,
  .live-product-grid,
  .insight-action-grid,
  .report-grid,
  .hero-grid,
  .analysis-grid {
    grid-template-columns: 1fr;
  }

  .education-content {
    flex-direction: column;
  }

  .education-simple {
    grid-template-columns: 1fr;
  }

  .ecg-compare {
    flex-basis: auto;
  }

  .topbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .status-cluster {
    justify-content: flex-start;
  }

  .summary-report,
  .analysis-report {
    grid-column: auto;
  }
}

@media (max-width: 680px) {
  .app-shell {
    padding: 14px;
  }

  .metric-grid,
  .prob-row,
  .education-columns,
  .modal-compare-grid,
  .stepper-grid {
    grid-template-columns: 1fr;
  }

  .page-tabs,
  .setup-actions,
  .risk-banner {
    align-items: stretch;
    flex-direction: column;
  }

  .prob-value {
    text-align: left;
  }

  .control-bar {
    justify-content: flex-start;
    overflow-x: auto;
  }

  .scenario-button,
  .icon-button {
    flex: 0 0 auto;
  }
}

/* Mobile health app visual refresh inspired by the supplied reference. */
.risk-banner,
.comparison-panel,
.heart-panel,
.ai-insight-card,
.action-card,
.report-panel,
.wave-panel,
.side-panel,
.prob-panel,
.diagnosis-panel,
.control-bar,
.ecg-modal,
.modal-card {
  border: 0;
  border-radius: 34px;
  box-shadow: var(--shadow);
}

.risk-banner {
  background: var(--accent);
}

.risk-banner.warning {
  background: var(--warn);
}

.risk-banner.critical {
  background: var(--danger);
}

.risk-banner span,
.diagnosis-status,
.report-risk {
  background: rgba(255, 255, 255, 0.66);
  color: var(--green-ink);
}

.risk-banner.warning span,
.diagnosis-status.warning,
.report-risk.warning {
  color: var(--yellow-ink);
}

.risk-banner.critical span,
.diagnosis-status.critical,
.report-risk.critical {
  color: #5f261b;
}

.comparison-panel,
.prob-panel {
  background: var(--accent-2);
}

.heart-panel,
.wave-panel,
.side-panel,
.diagnosis-panel,
.report-panel,
.modal-card {
  background: #ffffff;
}

.action-card,
.summary-report {
  background: var(--accent);
}

.ai-insight-card,
.analysis-report {
  background: var(--warn);
}

.metric-card,
.record-box,
.range-card,
.trend-list div,
.modal-compare-grid div {
  border: 0;
  border-radius: 24px;
  background: #f4f4f2;
}

.record-box,
.range-card,
.modal-compare-grid div {
  background: rgba(255, 255, 255, 0.66);
}

.diagnosis-panel.warning {
  background: var(--warn);
}

.diagnosis-panel.critical {
  background: var(--danger);
}

.confidence-track,
.prob-track {
  background: rgba(17, 17, 17, 0.08);
}

.confidence-fill,
.prob-fill {
  background: #111111;
}

.confidence-fill.medium,
.prob-fill.warning {
  background: #d0b545;
}

.confidence-fill.low,
.prob-fill.critical {
  background: #5f261b;
}

.range-track {
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.72), rgba(17, 17, 17, 0.18));
}

.range-marker {
  background: #111111;
  box-shadow: 0 0 0 7px rgba(255, 255, 255, 0.58);
}

.range-caption,
.heart-panel p,
.ai-insight-card p,
.report-panel p,
.diagnosis-panel p,
.explain-block p,
.action-block ul,
.report-panel ul {
  color: var(--muted);
}

.heart-visual {
  background:
    radial-gradient(circle, color-mix(in srgb, var(--heart-color) 34%, transparent), rgba(255, 255, 255, 0.62) 58%, transparent 60%),
    #f6f6f4;
}

.heart-shape {
  filter: saturate(0.85);
}

canvas {
  border: 0;
  border-radius: 28px;
  background: #f7fbfb;
}

.control-bar {
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(18px);
}

.scenario-button,
.icon-button {
  border: 0;
  border-radius: 999px;
  background: #f4f4f2;
  color: var(--text);
}

.scenario-button:hover,
.icon-button:hover,
.scenario-button.active {
  background: #111111;
  color: #ffffff;
}

.scenario-button.critical:hover,
.scenario-button.critical.active {
  background: var(--danger);
  color: #5f261b;
}

.modal-close {
  border: 0;
  border-radius: 999px;
  background: #f4f4f2;
  color: var(--text);
}

.modal-compare-grid strong {
  color: var(--text);
}

@keyframes pulse {
  70% {
    box-shadow: 0 0 0 10px rgba(255, 138, 107, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(255, 138, 107, 0);
  }
}