html,
body {
  background: #020817;
}

.dod-ai-ecg {
  position: relative;
  overflow: hidden;
  min-height: calc(100vh - 76px);
  padding: 92px 24px;
  background:
    linear-gradient(115deg, rgba(66, 232, 255, 0.11) 0%, transparent 28%),
    linear-gradient(235deg, rgba(255, 171, 64, 0.1) 0%, transparent 24%),
    linear-gradient(135deg, #020817 0%, #061426 52%, #020817 100%);
  color: #f4fbff;
}

.dod-ai-ecg + .site-footer {
  background: #020817;
}

.dod-ai-ecg::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(rgba(66, 232, 255, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(66, 232, 255, 0.04) 1px, transparent 1px);
  background-size: 54px 54px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.85), transparent 78%);
}

.dod-ai-ecg::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, transparent, rgba(66, 232, 255, 0.12), transparent) 0 30% / 100% 1px no-repeat,
    linear-gradient(90deg, transparent, rgba(255, 48, 82, 0.16), transparent) 0 78% / 100% 1px no-repeat;
}

.dod-ai-ecg__content {
  position: relative;
  z-index: 1;
  width: min(100%, 1180px);
  margin: 0 auto;
}

.dod-ai-ecg__copy {
  max-width: 920px;
}

.dod-ai-ecg__eyebrow,
.dod-ai-ecg__section-kicker {
  display: inline-block;
  max-width: 100%;
  margin-bottom: 16px;
  color: #42e8ff;
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.14em;
  line-height: 1.45;
  text-transform: uppercase;
  overflow-wrap: anywhere;
}

.dod-ai-ecg h1 {
  max-width: 980px;
  margin: 0;
  font-size: clamp(2.45rem, 6vw, 4.9rem);
  line-height: 0.98;
  letter-spacing: 0;
  overflow-wrap: anywhere;
}

.dod-ai-ecg__lead {
  max-width: 800px;
  margin: 24px 0 0;
  color: #b9d7e8;
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  line-height: 1.62;
  overflow-wrap: anywhere;
}

.dod-ai-ecg__video {
  position: relative;
  overflow: hidden;
  margin-top: 42px;
  border: 1px solid rgba(66, 232, 255, 0.3);
  border-radius: var(--radius-md);
  box-shadow:
    0 24px 80px rgba(0, 220, 255, 0.16),
    inset 0 0 42px rgba(66, 232, 255, 0.06);
  background:
    linear-gradient(135deg, rgba(66, 232, 255, 0.1), transparent 30%),
    rgba(2, 8, 23, 0.78);
  aspect-ratio: 16 / 9;
}

.dod-ai-ecg__video::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.dod-ai-ecg__video-scene {
  position: relative;
  width: 100%;
  height: 100%;
  min-height: 420px;
  overflow: hidden;
  display: grid;
  place-items: center;
  padding: 44px 40px 150px;
  background:
    linear-gradient(rgba(66, 232, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(66, 232, 255, 0.04) 1px, transparent 1px),
    radial-gradient(circle at 50% 50%, rgba(35, 135, 255, 0.22), transparent 36%),
    linear-gradient(135deg, rgba(2, 8, 23, 0.98), rgba(6, 20, 38, 0.94));
  background-size: 48px 48px, 48px 48px, auto, auto;
  isolation: isolate;
}

.dod-ai-ecg__video-scene::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(90deg, transparent, rgba(66, 232, 255, 0.1), transparent);
  transform: translateX(-100%);
  animation: dod-ai-ecg-scan 7.5s linear infinite;
}

.dod-ai-ecg__video-scene::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background: radial-gradient(circle at 50% 50%, transparent 0 42%, rgba(0, 0, 0, 0.5) 100%);
}

.dod-ai-ecg__video-brand,
.dod-ai-ecg__video-note,
.dod-ai-ecg__video-copy,
.dod-ai-ecg__ecg-trace,
.dod-ai-ecg__video-markers {
  position: relative;
  z-index: 3;
}

.dod-ai-ecg__video-brand {
  position: absolute;
  top: 30px;
  left: 34px;
  display: flex;
  align-items: center;
  gap: 12px;
  color: #b9d7e8;
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.dod-ai-ecg__video-note {
  position: absolute;
  top: 34px;
  right: 34px;
  max-width: 320px;
  margin: 0;
  color: rgba(185, 215, 232, 0.88);
  font-size: 0.78rem;
  font-weight: 650;
  line-height: 1.35;
  text-align: right;
}

.dod-ai-ecg__video-copy {
  max-width: 820px;
  text-align: center;
}

.dod-ai-ecg__video-kicker {
  display: inline-block;
  margin-bottom: 14px;
  color: #42e8ff;
  font-size: clamp(0.68rem, 1.2vw, 0.92rem);
  font-weight: 900;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  animation: dod-ai-ecg-fade-up 7.5s ease-in-out infinite;
}

.dod-ai-ecg__video-copy h2 {
  max-width: 820px;
  margin: 0 auto;
  color: #ffffff;
  font-size: clamp(2.15rem, 5.1vw, 4.5rem);
  line-height: 0.98;
  letter-spacing: 0;
  text-wrap: balance;
  animation: dod-ai-ecg-title 7.5s ease-in-out infinite;
}

.dod-ai-ecg__video-copy p {
  max-width: 720px;
  margin: 22px auto 0;
  color: #b9d7e8;
  font-size: clamp(0.96rem, 1.8vw, 1.35rem);
  font-weight: 650;
  line-height: 1.45;
  text-wrap: balance;
  animation: dod-ai-ecg-subtitle 7.5s ease-in-out infinite;
}

.dod-ai-ecg__ecg-trace {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 114px;
  height: 150px;
  opacity: 0.78;
}

.dod-ai-ecg__ecg-trace svg {
  width: 220%;
  height: 100%;
  filter: drop-shadow(0 0 10px rgba(66, 232, 255, 0.85));
  animation: dod-ai-ecg-trace-move 7.5s linear infinite;
}

.dod-ai-ecg__ecg-trace path {
  fill: none;
  stroke: #42e8ff;
  stroke-width: 5;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 1600;
  stroke-dashoffset: 1600;
  animation: dod-ai-ecg-draw 7.5s ease-in-out infinite;
}

.dod-ai-ecg__video-markers {
  position: absolute;
  right: 34px;
  bottom: 64px;
  left: 34px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.dod-ai-ecg__video-markers span {
  min-height: 62px;
  padding: 14px 16px;
  border: 1px solid rgba(185, 215, 232, 0.14);
  border-radius: var(--radius-sm);
  background: rgba(6, 22, 38, 0.7);
  color: #ffffff;
  font-size: clamp(0.78rem, 1.25vw, 1rem);
  font-weight: 800;
  line-height: 1.25;
  backdrop-filter: blur(18px);
  animation: dod-ai-ecg-card-pulse 7.5s ease-in-out infinite;
}

.dod-ai-ecg__video-markers span:nth-child(2) {
  animation-delay: 0.28s;
}

.dod-ai-ecg__video-markers span:nth-child(3) {
  animation-delay: 0.56s;
}

.dod-ai-ecg__video-markers strong {
  display: block;
  margin-bottom: 6px;
  color: #ffb35c;
  font-size: 0.72rem;
  letter-spacing: 0.16em;
}

.ecg-reading-modes {
  margin-top: 34px;
  padding: clamp(22px, 4vw, 34px);
  border: 1px solid rgba(66, 232, 255, 0.22);
  border-radius: var(--radius-md);
  background:
    radial-gradient(circle at 100% 0%, rgba(66, 232, 255, 0.1), transparent 34%),
    rgba(2, 8, 23, 0.62);
}

.ecg-reading-modes__intro {
  max-width: 790px;
}

.ecg-reading-modes__intro h2 {
  margin: 0;
  color: #ffffff;
  font-size: clamp(1.8rem, 4vw, 3rem);
  line-height: 1.05;
}

.ecg-reading-modes__intro p {
  margin: 14px 0 0;
  color: #b9d7e8;
  line-height: 1.62;
}

.ecg-reading-modes__tabs {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  margin-top: 24px;
}

.ecg-reading-modes__tabs button {
  min-height: 64px;
  padding: 12px 14px;
  border: 1px solid rgba(185, 215, 232, 0.16);
  border-radius: 7px;
  background: rgba(7, 18, 33, 0.72);
  color: #a8bfcc;
  font: inherit;
  font-size: 0.8rem;
  font-weight: 820;
  line-height: 1.25;
  text-align: left;
  cursor: pointer;
}

.ecg-reading-modes__tabs button span {
  display: block;
  margin-bottom: 5px;
  color: #ffb35c;
  font-size: 0.67rem;
  letter-spacing: 0.14em;
}

.ecg-reading-modes__tabs button:hover,
.ecg-reading-modes__tabs button:focus-visible {
  border-color: rgba(66, 232, 255, 0.42);
  color: #ffffff;
}

.ecg-reading-modes__tabs button[aria-selected="true"] {
  border-color: rgba(66, 232, 255, 0.62);
  background: rgba(66, 232, 255, 0.12);
  box-shadow: inset 0 -2px 0 #42e8ff;
  color: #ffffff;
}

.ecg-reading-modes__panels {
  margin-top: 12px;
}

.ecg-reading-modes__panels > article {
  display: grid;
  grid-template-columns: minmax(240px, 0.68fr) minmax(0, 1.32fr);
  gap: 22px;
  padding: clamp(18px, 3vw, 28px);
  border: 1px solid rgba(185, 215, 232, 0.13);
  border-radius: 8px;
  background: rgba(0, 0, 0, 0.2);
}

.ecg-reading-modes__panels > article[hidden] {
  display: none;
}

.ecg-reading-mode__summary > span {
  color: #42e8ff;
  font-size: 0.7rem;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.ecg-reading-mode__summary h3 {
  margin: 10px 0 0;
  color: #ffffff;
  font-size: clamp(1.35rem, 2.5vw, 2rem);
  line-height: 1.12;
}

.ecg-reading-mode__summary p {
  margin: 12px 0 0;
  color: #9db6c5;
  font-size: 0.86rem;
  line-height: 1.58;
}

.ecg-reading-mode__summary strong {
  display: block;
  margin-top: 24px;
  color: #ffcf9a;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.ecg-reading-mode__steps {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: reading-step;
}

.ecg-reading-mode__steps li {
  position: relative;
  min-height: 104px;
  padding: 16px 15px 14px 48px;
  border: 1px solid rgba(185, 215, 232, 0.11);
  border-radius: 7px;
  background: rgba(7, 18, 33, 0.68);
  counter-increment: reading-step;
}

.ecg-reading-mode__steps li::before {
  content: counter(reading-step, decimal-leading-zero);
  position: absolute;
  top: 16px;
  left: 14px;
  color: #ffb35c;
  font-size: 0.68rem;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.ecg-reading-mode__steps strong,
.ecg-reading-mode__steps span {
  display: block;
}

.ecg-reading-mode__steps strong {
  color: #f4fbff;
  font-size: 0.85rem;
  line-height: 1.25;
}

.ecg-reading-mode__steps span {
  margin-top: 7px;
  color: #8faabd;
  font-size: 0.75rem;
  line-height: 1.45;
}

.ecg-reading-modes__sources {
  margin: 16px 0 0;
  color: #7894a7;
  font-size: 0.73rem;
  line-height: 1.65;
}

.ecg-reading-modes__sources a {
  color: #42e8ff;
  text-decoration: underline;
  text-decoration-color: rgba(66, 232, 255, 0.4);
  text-underline-offset: 3px;
}

.dod-ai-ecg__cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 28px;
}

.dod-ai-ecg__cards article,
.dod-ai-ecg__interpretation-steps li {
  border: 1px solid rgba(185, 215, 232, 0.16);
  border-radius: var(--radius-md);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.065), rgba(255, 255, 255, 0.03));
  backdrop-filter: blur(14px);
}

.dod-ai-ecg__cards article {
  min-height: 180px;
  padding: 24px;
}

.dod-ai-ecg__card-index {
  display: inline-flex;
  margin-bottom: 24px;
  color: #ffb35c;
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.14em;
}

.dod-ai-ecg__cards h2 {
  margin: 0 0 10px;
  color: #ffffff;
  font-size: 1.12rem;
  line-height: 1.2;
}

.dod-ai-ecg__cards p {
  margin: 0;
  color: #b9d7e8;
  line-height: 1.55;
}

.dod-ai-ecg__interpretation {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: 28px;
  margin-top: 34px;
  padding: 30px;
  border: 1px solid rgba(66, 232, 255, 0.22);
  border-radius: var(--radius-md);
  background:
    radial-gradient(circle at 15% 20%, rgba(66, 232, 255, 0.12), transparent 34%),
    rgba(2, 8, 23, 0.54);
  box-shadow: inset 0 0 42px rgba(66, 232, 255, 0.045);
}

.dod-ai-ecg__interpretation h2 {
  max-width: 560px;
  margin: 0;
  color: #ffffff;
  font-size: clamp(1.8rem, 4vw, 3.1rem);
  line-height: 1.03;
  letter-spacing: 0;
}

.dod-ai-ecg__interpretation p {
  max-width: 640px;
  margin: 18px 0 0;
  color: #b9d7e8;
  font-size: 1.02rem;
  line-height: 1.68;
}

.dod-ai-ecg__interpretation-steps {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.dod-ai-ecg__interpretation-steps li {
  padding: 18px;
}

.dod-ai-ecg__interpretation-steps strong {
  display: block;
  margin-bottom: 7px;
  color: #f4fbff;
  font-size: 1rem;
}

.dod-ai-ecg__interpretation-steps span {
  display: block;
  color: #b9d7e8;
  line-height: 1.5;
}

.dod-ai-ecg__clinical-note {
  width: 100%;
  max-width: none;
  margin: 28px 0 0;
  padding: 18px 20px;
  border-left: 3px solid rgba(66, 232, 255, 0.68);
  background: rgba(2, 8, 23, 0.48);
  color: #8faabd;
}

.dod-ai-ecg__clinical-note strong {
  display: block;
  margin-bottom: 8px;
  color: #f4fbff;
  font-size: 0.9rem;
}

.dod-ai-ecg__clinical-note p {
  margin: 0;
  font-size: 0.93rem;
  line-height: 1.62;
}

.dod-ai-ecg__clinical-note .dod-ai-ecg__sources {
  margin-top: 12px;
  color: #b9d7e8;
  font-size: 0.82rem;
}

.dod-ai-ecg__sources a {
  color: #42e8ff;
  text-decoration: underline;
  text-decoration-color: rgba(66, 232, 255, 0.45);
  text-underline-offset: 3px;
}

.ecg-workbench {
  margin-top: 42px;
  padding: clamp(22px, 4vw, 36px);
  border: 1px solid rgba(66, 232, 255, 0.24);
  border-radius: var(--radius-md);
  background:
    radial-gradient(circle at 0% 0%, rgba(66, 232, 255, 0.1), transparent 34%),
    rgba(2, 8, 23, 0.68);
  box-shadow: inset 0 0 48px rgba(66, 232, 255, 0.035);
}

.ecg-workbench__intro {
  max-width: 760px;
}

.ecg-workbench__intro h2 {
  margin: 0;
  color: #ffffff;
  font-size: clamp(1.7rem, 4vw, 2.8rem);
  line-height: 1.05;
}

.ecg-workbench__intro p {
  margin: 14px 0 0;
  color: #b9d7e8;
  line-height: 1.6;
}

.ecg-workbench__grid {
  display: grid;
  grid-template-columns: minmax(280px, 0.8fr) minmax(360px, 1.2fr);
  gap: 22px;
  margin-top: 28px;
}

.ecg-upload,
.ecg-axis-form {
  display: grid;
  align-content: start;
  gap: 16px;
}

.ecg-upload__drop {
  display: grid;
  min-height: 132px;
  place-items: center;
  align-content: center;
  gap: 8px;
  padding: 22px;
  border: 1px dashed rgba(66, 232, 255, 0.5);
  border-radius: var(--radius-md);
  background: rgba(66, 232, 255, 0.05);
  text-align: center;
  cursor: pointer;
}

.ecg-upload__drop strong {
  color: #ffffff;
  font-size: 1rem;
}

.ecg-upload__drop span {
  color: #8faabd;
  font-size: 0.82rem;
}

.ecg-upload__drop input {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
}

.ecg-upload__preview {
  display: grid;
  min-height: 96px;
  place-items: center;
  gap: 9px;
  overflow: hidden;
  padding: 14px;
  border: 1px solid rgba(185, 215, 232, 0.14);
  border-radius: var(--radius-sm);
  background: rgba(0, 0, 0, 0.2);
  color: #8faabd;
  text-align: center;
}

.ecg-upload__preview img {
  width: 100%;
  max-height: 300px;
  object-fit: contain;
  border-radius: 4px;
  background: #ffffff;
}

.ecg-field {
  display: grid;
  gap: 7px;
}

.ecg-field > span,
.ecg-axis-form__head span {
  color: #8faabd;
  font-size: 0.78rem;
  font-weight: 700;
}

.ecg-field select,
.ecg-field input,
.ecg-field textarea,
.ecg-axis select {
  width: 100%;
  border: 1px solid rgba(185, 215, 232, 0.18);
  border-radius: 6px;
  background: #071221;
  color: #f4fbff;
  font: inherit;
}

.ecg-field select,
.ecg-field input,
.ecg-axis select {
  min-height: 44px;
  padding: 0 12px;
}

.ecg-field small {
  color: #6f8da0;
  font-size: 0.72rem;
  line-height: 1.4;
}

.ecg-field textarea {
  min-height: 108px;
  padding: 12px;
  resize: vertical;
}

.ecg-axis-form__head {
  display: grid;
  gap: 5px;
}

.ecg-axis-form__head strong {
  color: #ffffff;
  font-size: 1.05rem;
}

.ecg-axis-list {
  display: grid;
  gap: 8px;
}

.ecg-axis {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(170px, 0.56fr);
  align-items: center;
  gap: 14px;
  padding: 12px 14px;
  border-bottom: 1px solid rgba(185, 215, 232, 0.12);
}

.ecg-axis > span {
  color: #dbeaf2;
  font-size: 0.88rem;
  font-weight: 750;
}

.ecg-axis > span strong {
  margin-right: 8px;
  color: #ffb35c;
  font-size: 0.7rem;
  letter-spacing: 0.12em;
}

.ecg-generate,
.ecg-analyze,
.ecg-demo-row button,
.ecg-summary__actions button {
  min-height: 46px;
  border: 1px solid rgba(66, 232, 255, 0.42);
  border-radius: 6px;
  background: rgba(66, 232, 255, 0.1);
  color: #ffffff;
  font: inherit;
  font-weight: 850;
  cursor: pointer;
}

.ecg-generate:hover,
.ecg-generate:focus-visible,
.ecg-analyze:hover,
.ecg-analyze:focus-visible,
.ecg-demo-row button:hover,
.ecg-demo-row button:focus-visible,
.ecg-summary__actions button:hover,
.ecg-summary__actions button:focus-visible {
  background: rgba(66, 232, 255, 0.18);
}

.ecg-analyze:disabled {
  border-color: rgba(185, 215, 232, 0.12);
  background: rgba(185, 215, 232, 0.04);
  color: #6f8da0;
  cursor: not-allowed;
}

.ecg-demo-row {
  display: grid;
  gap: 7px;
}

.ecg-demo-row button {
  min-height: 40px;
  font-size: 0.8rem;
}

.ecg-demo-row span,
.ecg-local-note {
  margin: 0;
  color: #6f8da0;
  font-size: 0.74rem;
  line-height: 1.45;
}

.ecg-format-help {
  padding: 11px 12px;
  border: 1px solid rgba(185, 215, 232, 0.12);
  border-radius: 6px;
  background: rgba(7, 18, 33, 0.54);
  color: #8faabd;
  font-size: 0.74rem;
}

.ecg-format-help summary {
  color: #c9dee9;
  font-weight: 800;
  cursor: pointer;
}

.ecg-format-help p {
  margin: 9px 0 0;
  line-height: 1.45;
}

.ecg-format-help code {
  display: block;
  margin-top: 7px;
  overflow-x: auto;
  color: #42e8ff;
  white-space: nowrap;
}

.ecg-upload__message--error {
  color: #ff9aa8;
}

.ecg-signal-preview__head {
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  color: #f4fbff;
  font-size: 0.75rem;
  text-align: left;
}

.ecg-signal-preview__head span {
  color: #8faabd;
  text-align: right;
}

.ecg-signal-preview__canvas {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid rgba(66, 232, 255, 0.16);
  border-radius: 5px;
}

.ecg-analysis {
  margin-top: 24px;
  padding: clamp(18px, 3vw, 26px);
  border: 1px solid rgba(255, 179, 92, 0.28);
  border-radius: var(--radius-md);
  background:
    radial-gradient(circle at 100% 0%, rgba(255, 179, 92, 0.08), transparent 36%),
    rgba(0, 0, 0, 0.24);
}

.ecg-analysis[hidden] {
  display: none;
}

.ecg-analysis__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
}

.ecg-analysis h3 {
  margin: 0;
  color: #ffffff;
  font-size: 1.35rem;
}

.ecg-analysis__status {
  flex: none;
  padding: 7px 10px;
  border: 1px solid rgba(255, 179, 92, 0.34);
  border-radius: 999px;
  color: #ffcf9a;
  font-size: 0.72rem;
  font-weight: 800;
}

.ecg-analysis__status[data-tone="ok"] {
  border-color: rgba(66, 232, 255, 0.34);
  color: #84f0ff;
}

.ecg-analysis__metrics {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  margin-top: 20px;
}

.ecg-analysis__metric {
  display: grid;
  align-content: start;
  gap: 7px;
  min-height: 126px;
  padding: 15px;
  border: 1px solid rgba(185, 215, 232, 0.13);
  border-radius: 7px;
  background: rgba(7, 18, 33, 0.74);
}

.ecg-analysis__metric span,
.ecg-analysis__metric small {
  color: #8faabd;
  font-size: 0.7rem;
  line-height: 1.35;
}

.ecg-analysis__metric strong {
  color: #ffffff;
  font-size: 1.05rem;
  line-height: 1.2;
}

.ecg-analysis__findings {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 12px;
}

.ecg-analysis__finding {
  padding: 14px 15px;
  border-left: 3px solid #8faabd;
  background: rgba(7, 18, 33, 0.58);
}

.ecg-analysis__finding--ok {
  border-left-color: #42e8ff;
}

.ecg-analysis__finding--review {
  border-left-color: #ffb35c;
}

.ecg-analysis__finding strong {
  color: #f4fbff;
  font-size: 0.84rem;
}

.ecg-analysis__finding p {
  margin: 6px 0 0;
  color: #9ab4c4;
  font-size: 0.78rem;
  line-height: 1.5;
}

.ecg-analysis__limit {
  margin: 17px 0 0;
  color: #7f9aad;
  font-size: 0.74rem;
  line-height: 1.55;
}

.ecg-summary {
  margin-top: 24px;
  padding: 22px;
  border-left: 3px solid #42e8ff;
  background: rgba(0, 0, 0, 0.24);
}

.ecg-summary[hidden] {
  display: none;
}

.ecg-summary h3 {
  margin: 0;
  color: #ffffff;
  font-size: 1.35rem;
}

.ecg-summary pre {
  margin: 18px 0 0;
  overflow-x: auto;
  color: #c9dee9;
  font-family: var(--font-sans);
  font-size: 0.88rem;
  line-height: 1.65;
  white-space: pre-wrap;
}

.ecg-summary__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.ecg-summary__actions button {
  min-height: 40px;
  padding: 8px 14px;
  font-size: 0.82rem;
}

@keyframes dod-ai-ecg-scan {
  to { transform: translateX(100%); }
}

@keyframes dod-ai-ecg-trace-move {
  from { transform: translateX(-6%); }
  to { transform: translateX(-51%); }
}

@keyframes dod-ai-ecg-draw {
  0% { opacity: 0; stroke-dashoffset: 1600; }
  12% { opacity: 1; }
  46% { opacity: 1; stroke-dashoffset: 0; }
  88% { opacity: 0.72; stroke-dashoffset: -1600; }
  100% { opacity: 0; stroke-dashoffset: -1600; }
}

@keyframes dod-ai-ecg-fade-up {
  0%, 100% { opacity: 0; transform: translateY(10px); }
  12%, 82% { opacity: 1; transform: translateY(0); }
}

@keyframes dod-ai-ecg-title {
  0%, 100% { opacity: 0; transform: translateY(14px) scale(0.98); }
  12%, 82% { opacity: 1; transform: translateY(0) scale(1); }
  90% { opacity: 0; transform: translateY(-12px) scale(0.99); }
}

@keyframes dod-ai-ecg-subtitle {
  0%, 100% { opacity: 0; transform: translateY(10px); }
  15%, 86% { opacity: 1; transform: translateY(0); }
  94% { opacity: 0; transform: translateY(-8px); }
}

@keyframes dod-ai-ecg-card-pulse {
  0%, 100% {
    border-color: rgba(185, 215, 232, 0.14);
    box-shadow: none;
    transform: translateY(0);
  }

  30%, 56% {
    border-color: rgba(66, 232, 255, 0.52);
    box-shadow: 0 0 28px rgba(66, 232, 255, 0.18);
    transform: translateY(-3px);
  }
}

@media (max-width: 960px) {
  .dod-ai-ecg { padding: 72px 20px; }

  .dod-ai-ecg__video-brand,
  .dod-ai-ecg__video-note { display: none; }

  .dod-ai-ecg__video-markers {
    right: 24px;
    left: 24px;
    bottom: 40px;
  }

  .dod-ai-ecg__cards,
  .dod-ai-ecg__interpretation,
  .ecg-workbench__grid,
  .ecg-analysis__metrics {
    grid-template-columns: 1fr;
  }

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

  .ecg-reading-modes__panels > article { grid-template-columns: 1fr; }

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

  .ecg-analysis__metric { min-height: auto; }

  .dod-ai-ecg__cards article { min-height: auto; }
}

@media (max-width: 560px) {
  .dod-ai-ecg {
    min-height: auto;
    padding: 56px 16px;
  }

  .dod-ai-ecg__eyebrow,
  .dod-ai-ecg__section-kicker {
    font-size: 0.62rem;
    letter-spacing: 0.1em;
  }

  .dod-ai-ecg h1 {
    font-size: 2rem;
    line-height: 1.03;
  }

  .dod-ai-ecg__lead { font-size: 1rem; }

  .dod-ai-ecg__video {
    margin-top: 32px;
    aspect-ratio: 9 / 14;
  }

  .dod-ai-ecg__video-scene {
    min-height: 520px;
    padding: 28px 18px 176px;
  }

  .dod-ai-ecg__video-copy h2 { font-size: clamp(2rem, 12vw, 3.1rem); }

  .dod-ai-ecg__ecg-trace {
    bottom: 214px;
    height: 128px;
  }

  .dod-ai-ecg__video-markers {
    right: 18px;
    bottom: 18px;
    left: 18px;
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .dod-ai-ecg__video-markers span {
    min-height: 46px;
    padding: 10px 12px;
  }

  .dod-ai-ecg__video-markers strong {
    display: inline;
    margin-right: 8px;
  }

  .dod-ai-ecg__cards article,
  .dod-ai-ecg__interpretation,
  .dod-ai-ecg__clinical-note,
  .ecg-workbench { padding: 18px; }

  .ecg-axis {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .ecg-reading-modes__tabs button {
    min-height: 58px;
    padding: 10px;
    font-size: 0.72rem;
  }

  .ecg-reading-mode__steps { grid-template-columns: 1fr; }

  .ecg-reading-mode__steps li { min-height: auto; }

  .ecg-signal-preview__head,
  .ecg-analysis__head {
    align-items: flex-start;
    flex-direction: column;
  }

  .ecg-signal-preview__head span { text-align: left; }

  .dod-ai-ecg__interpretation h2 {
    font-size: 1.75rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .dod-ai-ecg__video-scene::before,
  .dod-ai-ecg__video-kicker,
  .dod-ai-ecg__video-copy h2,
  .dod-ai-ecg__video-copy p,
  .dod-ai-ecg__ecg-trace svg,
  .dod-ai-ecg__ecg-trace path,
  .dod-ai-ecg__video-markers span {
    animation: none;
  }

  .dod-ai-ecg__ecg-trace path,
  .dod-ai-ecg__video-kicker,
  .dod-ai-ecg__video-copy h2,
  .dod-ai-ecg__video-copy p {
    opacity: 1;
    stroke-dashoffset: 0;
    transform: none;
  }
}