:root {
  --bg: #f5f0e8;
  --bg-strong: #fdfbf7;
  --ink: #163038;
  --muted: #4d676b;
  --line: rgba(22, 48, 56, 0.12);
  --teal: #0d6b73;
  --teal-deep: #0a4f58;
  --mint: #cce8d8;
  --gold: #f0ba67;
  --coral: #e98f6f;
  --card: rgba(253, 251, 247, 0.82);
  --shadow: 0 24px 60px rgba(27, 60, 60, 0.12);
  --radius-xl: 28px;
  --radius-lg: 20px;
  --radius-md: 16px;
  --content-width: 1180px;
  --page-base: #e2d4b6;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background-color: var(--page-base);
}

body {
  margin: 0;
  font-family: "Avenir Next", "Segoe UI", sans-serif;
  color: var(--ink);
  min-height: 100svh;
  background-color: var(--page-base);
  padding-top: env(safe-area-inset-top, 0);
  padding-bottom: env(safe-area-inset-bottom, 0);
  background:
    radial-gradient(circle at top left, rgba(240, 186, 103, 0.2), transparent 40%),
    radial-gradient(circle at 85% 12%, rgba(13, 107, 115, 0.08), transparent 34%),
    linear-gradient(180deg, var(--page-base) 0%, #f2ede3 86%);
}

body.is-app-loading {
  overflow: hidden;
}

.app-loader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: grid;
  place-items: center;
  padding:
    max(1rem, env(safe-area-inset-top, 0))
    max(1rem, env(safe-area-inset-right, 0))
    max(1rem, env(safe-area-inset-bottom, 0))
    max(1rem, env(safe-area-inset-left, 0));
  background:
    radial-gradient(circle at 20% 14%, rgba(13, 107, 115, 0.12), transparent 42%),
    radial-gradient(circle at 78% 10%, rgba(233, 143, 111, 0.12), transparent 42%),
    linear-gradient(180deg, var(--page-base) 0%, #f2ede3 100%);
  opacity: 1;
  visibility: visible;
  transition: opacity 0.46s ease, visibility 0.46s ease;
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  user-select: none;
}

.app-loader * {
  -webkit-user-select: none;
  user-select: none;
}

.app-loader.is-leaving {
  opacity: 0;
  visibility: hidden;
}

.app-loader__panel {
  width: min(30rem, calc(100% - 1rem));
  padding: 1.5rem 1.25rem;
  border-radius: var(--radius-xl);
  border: 1px solid var(--line);
  background: rgba(253, 251, 247, 0.92);
  box-shadow: var(--shadow);
  text-align: center;
}

.app-loader__badge {
  position: relative;
  width: 4.4rem;
  height: 4.4rem;
  margin: 0 auto 0.9rem;
  border-radius: 999px;
  background: linear-gradient(145deg, var(--teal), var(--teal-deep));
  display: grid;
  place-items: center;
}

.app-loader__ring {
  position: absolute;
  inset: -0.28rem;
  border: 2px solid rgba(13, 107, 115, 0.32);
  border-radius: inherit;
  animation: loaderRing 1.35s ease-in-out infinite;
}

.app-loader__stethoscope {
  width: 2.1rem;
  height: 2.1rem;
}

.app-loader__stethoscope path,
.app-loader__stethoscope circle {
  fill: none;
  stroke: white;
  stroke-width: 3.4;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.app-loader__title {
  margin: 0;
  color: var(--ink);
  font-family: "Iowan Old Style", "Palatino Linotype", serif;
  font-size: clamp(2rem, 3.8vw, 2.7rem);
  line-height: 1;
}

.app-loader__subtitle {
  margin: 0.55rem 0 1rem;
  color: var(--muted);
  font-size: 1rem;
}

.app-loader__pulse {
  margin: 0 auto 0.8rem;
  width: min(20rem, 80vw);
  height: 2.4rem;
  border-radius: 999px;
  background: rgba(13, 107, 115, 0.09);
  border: 1px solid rgba(13, 107, 115, 0.16);
  overflow: hidden;
}

.app-loader__ecg-canvas {
  display: block;
  width: 100%;
  height: 100%;
}

.app-loader__dots {
  display: inline-flex;
  gap: 0.42rem;
}

.app-loader__dots span {
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 999px;
  background: var(--teal);
  animation: loaderDot 0.9s ease-in-out infinite;
}

.app-loader__dots span:nth-child(2) {
  animation-delay: 0.13s;
}

.app-loader__dots span:nth-child(3) {
  animation-delay: 0.26s;
}

@keyframes loaderRing {
  0% {
    transform: scale(0.95);
    opacity: 0.55;
  }

  70% {
    transform: scale(1.14);
    opacity: 0;
  }

  100% {
    transform: scale(1.14);
    opacity: 0;
  }
}

@keyframes loaderDot {
  0%,
  100% {
    transform: translateY(0);
    opacity: 0.45;
  }

  50% {
    transform: translateY(-0.3rem);
    opacity: 1;
  }
}

a {
  color: inherit;
}

.page-shell {
  width: min(calc(100% - 2rem), var(--content-width));
  margin: 0 auto;
  padding: 1.2rem 0 3rem;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 0 1.75rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
}

.brand-mark {
  display: block;
  flex: 0 0 auto;
  width: 3rem;
  height: 3rem;
  object-fit: cover;
  border-radius: 0.95rem;
  background: #fff;
  border: 1px solid rgba(255, 255, 255, 0.72);
  box-shadow: var(--shadow);
}

.brand-copy {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.brand-copy strong {
  font-size: 1rem;
}

.brand-copy span {
  font-size: 0.9rem;
  color: var(--muted);
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem 0.95rem;
  max-width: 100%;
  white-space: normal;
  overflow: visible;
  padding-bottom: 0;
}

.site-nav a {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  color: var(--muted);
  white-space: nowrap;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--teal-deep);
}

.hero {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 2rem;
  align-items: center;
  min-height: 70vh;
  padding: 2rem 0 3rem;
}

.eyebrow {
  margin: 0 0 0.85rem;
  font-size: 0.84rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--teal-deep);
}

h1,
h2,
h3 {
  margin: 0;
  font-family: "Iowan Old Style", "Palatino Linotype", serif;
  line-height: 0.98;
}

h1 {
  font-size: clamp(3rem, 7vw, 6.3rem);
  max-width: 10ch;
}

h2 {
  font-size: clamp(2rem, 4vw, 3.2rem);
}

h3 {
  font-size: 1.45rem;
}

.hero-text,
.feature-card p,
.roadmap-card p,
.section-copy p,
.site-footer p,
.legal-content p {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--muted);
}

.hero-text {
  max-width: 39rem;
  margin: 1.25rem 0 0;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin: 1.8rem 0 1.4rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3.2rem;
  padding: 0.9rem 1.35rem;
  border-radius: 999px;
  border: 1px solid transparent;
  text-decoration: none;
  font-weight: 700;
}

.button-primary {
  background: linear-gradient(135deg, var(--teal), var(--teal-deep));
  color: white;
  box-shadow: var(--shadow);
}

.button-secondary {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.45);
}

.hero-points {
  display: grid;
  gap: 0.8rem;
  padding: 0;
  margin: 1.2rem 0 0;
  list-style: none;
}

.hero-points li {
  position: relative;
  padding-left: 1.3rem;
  color: var(--ink);
}

.hero-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6rem;
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 999px;
  background: var(--coral);
}

.hero-panel {
  position: relative;
}

.hero-card,
.feature-card,
.roadmap-card,
.quote-card,
.support-panel article {
  border: 1px solid var(--line);
  background: var(--card);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow);
}

.hero-card {
  padding: 2rem;
  border-radius: var(--radius-xl);
}

.card-tilt {
  transform: rotate(-2deg);
}

.card-kicker,
.feature-tag,
.roadmap-step {
  display: inline-flex;
  align-items: center;
  margin-bottom: 0.8rem;
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  background: rgba(13, 107, 115, 0.1);
  color: var(--teal-deep);
  font-size: 0.84rem;
  font-weight: 700;
}

.module-stack {
  display: grid;
  gap: 1rem;
  margin-top: 1.4rem;
}

.module-stack article {
  display: grid;
  gap: 0.35rem;
  padding: 1rem 1.1rem;
  border-radius: var(--radius-md);
  background: white;
}

.module-stack span {
  color: var(--muted);
  line-height: 1.5;
}

.stats-band {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin: 0 0 1.5rem;
}

.stats-band article {
  padding: 1.2rem 1.3rem;
  border-top: 1px solid var(--line);
}

.stats-band strong {
  display: block;
  margin-bottom: 0.45rem;
  font-size: 1.05rem;
}

.stats-band span {
  color: var(--muted);
  line-height: 1.55;
}

.section {
  padding: 4.2rem 0;
}

.section-heading {
  display: grid;
  gap: 0.75rem;
  max-width: 52rem;
  margin-bottom: 1.7rem;
}

.feature-grid,
.roadmap {
  display: grid;
  gap: 1rem;
}

.screenshots-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 1rem;
  align-items: start;
}

.screenshot-card {
  margin: 0;
  padding: 0.9rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--card);
  box-shadow: var(--shadow);
}

.screenshot-card img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 0.9rem;
  border: 1px solid var(--line);
}

.screenshot-card figcaption {
  margin-top: 0.75rem;
  font-size: 0.95rem;
  line-height: 1.5;
  color: var(--muted);
}

.screenshots-note {
  margin: 0.95rem 0 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.faq-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  align-items: start;
}

.faq-item {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--card);
  box-shadow: var(--shadow);
  padding: 1rem 1.1rem;
  align-self: start;
  overflow: hidden;
}

.faq-item summary {
  cursor: pointer;
  list-style: none;
  font-weight: 700;
  font-size: 1.02rem;
  color: var(--ink);
  position: relative;
  padding-right: 1.5rem;
}

.faq-item summary::after {
  content: "+";
  position: absolute;
  right: 0;
  top: 0;
  font-size: 1.2rem;
  line-height: 1;
  color: var(--teal-deep);
  transition: transform 0.22s ease;
}

.faq-item[open] summary::after {
  transform: rotate(45deg);
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-content {
  height: 0;
  overflow: hidden;
  transition: height 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}

.faq-item:not([data-faq-ready]) .faq-content {
  height: auto;
}

.faq-content p {
  margin: 0;
  padding-top: 0.8rem;
  color: var(--muted);
  line-height: 1.65;
}

.faq-item a {
  color: var(--teal-deep);
}

.feature-grid {
  grid-template-columns: repeat(3, 1fr);
}

.feature-card {
  padding: 1.5rem;
  border-radius: var(--radius-lg);
}

.roadmap {
  grid-template-columns: repeat(3, 1fr);
}

.roadmap-card {
  padding: 1.6rem;
  border-radius: var(--radius-lg);
}

.roadmap-card-active {
  background:
    linear-gradient(180deg, rgba(13, 107, 115, 0.12), rgba(255, 255, 255, 0.82)),
    var(--card);
}

.split-section {
  display: grid;
  grid-template-columns: 1fr 0.8fr;
  gap: 1.2rem;
  align-items: center;
}

.quote-card {
  padding: 2rem;
  border-radius: var(--radius-xl);
  background:
    linear-gradient(135deg, rgba(240, 186, 103, 0.28), rgba(13, 107, 115, 0.1)),
    var(--card);
}

.quote-card p {
  margin: 0;
  font-family: "Iowan Old Style", "Palatino Linotype", serif;
  font-size: clamp(1.5rem, 3vw, 2.35rem);
  line-height: 1.25;
  color: var(--ink);
}

.site-footer {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1.2rem;
  padding: 2rem 0 1rem;
  border-top: 1px solid var(--line);
}

.copyright {
  margin-top: 0.55rem;
  font-size: 0.92rem;
  color: var(--muted);
}

.footer-meta {
  display: grid;
  gap: 0.3rem;
  justify-items: center;
  text-align: center;
}

.footer-meta .copyright {
  margin-top: 0;
}

.footer-links {
  display: flex;
  gap: 0.9rem;
  flex-wrap: wrap;
  justify-content: center;
}

.footer-links a {
  text-decoration: none;
  color: var(--muted);
}

.legal-shell {
  min-height: 100vh;
}

.legal-content {
  max-width: 52rem;
  padding: 2rem 0 4rem;
}

.legal-content h1 {
  max-width: none;
  font-size: clamp(2.8rem, 6vw, 4.8rem);
  margin-bottom: 0.5rem;
}

.legal-content h2 {
  margin-top: 2rem;
  font-size: 1.5rem;
}

.legal-updated,
.support-note {
  color: var(--muted);
}

.support-panel {
  display: grid;
  gap: 1rem;
  margin: 1.6rem 0;
}

.support-panel article {
  padding: 1.3rem;
  border-radius: var(--radius-lg);
}

@media (max-width: 980px) {
  .hero,
  .feature-grid,
  .roadmap,
  .stats-band,
  .split-section,
  .faq-grid {
    grid-template-columns: 1fr;
  }

  .screenshots-grid {
    grid-auto-flow: column;
    grid-auto-columns: minmax(220px, 280px);
    grid-template-columns: none;
    overflow-x: auto;
    scroll-snap-type: x proximity;
    gap: 0.85rem;
    padding-bottom: 0.4rem;
    -webkit-overflow-scrolling: touch;
  }

  .screenshot-card {
    scroll-snap-align: start;
  }

  .card-tilt {
    transform: none;
  }

  .site-header,
  .site-footer {
    flex-direction: column;
    align-items: flex-start;
  }

  .site-nav {
    width: 100%;
    gap: 0.55rem 0.65rem;
  }

  .site-nav a {
    justify-content: center;
    min-height: 2.2rem;
    padding: 0.35rem 0.85rem;
    border: 1px solid var(--line);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.38);
  }

  .footer-meta {
    width: 100%;
  }
}

@media (max-width: 640px) {
  .page-shell {
    width: min(calc(100% - 1.25rem), var(--content-width));
  }

  h1 {
    max-width: 12ch;
  }

  .hero {
    padding-top: 1rem;
  }

  .screenshots-grid {
    grid-auto-columns: minmax(200px, 72vw);
  }

  .hero-card,
  .feature-card,
  .roadmap-card,
  .quote-card,
  .screenshot-card {
    padding: 1.25rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .app-loader,
  .app-loader__ring,
  .app-loader__dots span,
  .faq-content {
    animation: none !important;
    transition: none !important;
  }
}