:root {
  --signal-green: #007d8a;
  --deep-teal: #0b6b70;
  --asphalt: #0f172a;
  --asphalt-soft: #1e293b;
  --road-blue: #1d4ed8;
  --warning-yellow: #f59e0b;
  --mist: #e2e8f0;
  --surface: #f8fafc;
  --card: #ffffff;
  --muted: #64748b;
  --shadow: 0 24px 70px rgba(15, 23, 42, 0.16);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 18px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--asphalt);
  background: var(--surface);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at top left, rgba(0, 125, 138, 0.16), transparent 32rem),
    linear-gradient(180deg, #f8fafc 0%, #eef6f7 48%, #f8fafc 100%);
}

body.menu-open {
  overflow: hidden;
}

a {
  color: inherit;
}

.skip-link {
  position: fixed;
  left: 1rem;
  top: -4rem;
  z-index: 1000;
  padding: 0.75rem 1rem;
  border-radius: 999px;
  color: white;
  background: var(--asphalt);
  transition: top 0.2s ease;
}

.skip-link:focus {
  top: 1rem;
}

.page-shell {
  width: min(1120px, calc(100% - 2rem));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 1rem 0;
  transition: padding 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}

.site-header.is-scrolled {
  padding: 0.55rem 0;
  background: rgba(248, 250, 252, 0.86);
  backdrop-filter: blur(18px);
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
}

.nav-shell {
  width: min(1120px, calc(100% - 2rem));
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.65rem;
  border: 1px solid rgba(226, 232, 240, 0.9);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.76);
  box-shadow: 0 16px 40px rgba(15, 23, 42, 0.08);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  font-weight: 900;
  letter-spacing: -0.03em;
}

.brand img {
  display: block;
  border-radius: 14px;
  box-shadow: 0 10px 26px rgba(0, 125, 138, 0.18);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-links a,
.nav-cta {
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.65rem 0.95rem;
  border-radius: 999px;
  color: var(--asphalt-soft);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 800;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  background: rgba(0, 125, 138, 0.09);
  color: var(--deep-teal);
}

.nav-cta {
  color: white;
  background: var(--asphalt);
  box-shadow: 0 12px 24px rgba(15, 23, 42, 0.18);
}

.hero-section {
  padding: 5rem 0 4rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(320px, 0.98fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0 0 1rem;
  color: var(--deep-teal);
  font-size: 0.78rem;
  font-weight: 950;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 2.2rem;
  height: 0.4rem;
  border-radius: 999px;
  background: var(--warning-yellow);
}

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

h1 {
  max-width: 780px;
  margin-bottom: 1.25rem;
  color: var(--asphalt);
  font-size: clamp(3rem, 7vw, 6.35rem);
  line-height: 0.92;
  letter-spacing: -0.075em;
}

h2 {
  margin-bottom: 1rem;
  font-size: clamp(2.1rem, 4vw, 4.2rem);
  line-height: 0.98;
  letter-spacing: -0.06em;
}

h3 {
  margin-bottom: 0.55rem;
  font-size: 1.25rem;
  letter-spacing: -0.03em;
}

.hero-lead,
.section-heading p,
.download-card p,
.showcase-card p,
.site-footer p {
  color: var(--muted);
  font-size: 1.08rem;
  line-height: 1.72;
}

.hero-actions,
.store-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 2rem;
}

.button,
.store-button {
  min-height: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 18px;
  text-decoration: none;
  font-weight: 900;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.button:hover,
.button:focus-visible,
.store-button:hover,
.store-button:focus-visible {
  transform: translateY(-2px);
}

.button.primary {
  padding: 0.95rem 1.25rem;
  color: white;
  background: linear-gradient(135deg, var(--deep-teal), var(--signal-green));
  box-shadow: 0 18px 38px rgba(0, 125, 138, 0.25);
}

.button.secondary {
  padding: 0.95rem 1.25rem;
  color: var(--asphalt);
  background: white;
  border: 1px solid var(--mist);
}

.trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1.35rem;
}

.trust-row span {
  padding: 0.5rem 0.7rem;
  border: 1px solid rgba(0, 125, 138, 0.16);
  border-radius: 999px;
  color: var(--deep-teal);
  background: rgba(0, 125, 138, 0.08);
  font-size: 0.85rem;
  font-weight: 800;
}

.hero-visual {
  min-height: 560px;
  position: relative;
}

.road-card {
  min-height: 560px;
  position: relative;
  overflow: hidden;
  border-radius: 44px;
  background:
    radial-gradient(circle at 80% 12%, rgba(245, 158, 11, 0.55), transparent 12rem),
    linear-gradient(145deg, #063f43, var(--deep-teal));
  box-shadow: var(--shadow);
}

.road-line {
  position: absolute;
  inset: auto -10% 5rem -10%;
  height: 12px;
  border-radius: 999px;
  background: repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.9) 0 80px, transparent 80px 130px);
  transform: rotate(-7deg);
  opacity: 0.42;
}

.app-logo {
  width: min(46%, 260px);
  position: absolute;
  top: 2rem;
  right: 2rem;
  border-radius: 32px;
  filter: drop-shadow(0 26px 40px rgba(0, 0, 0, 0.22));
}

.phone-mock {
  width: min(78%, 330px);
  position: absolute;
  left: 2rem;
  bottom: 2rem;
  padding: 1rem;
  border: 10px solid rgba(255, 255, 255, 0.18);
  border-radius: 36px;
  background: rgba(248, 250, 252, 0.96);
  box-shadow: 0 30px 70px rgba(0, 0, 0, 0.24);
}

.phone-bar {
  width: 42%;
  height: 0.35rem;
  margin: 0 auto 1rem;
  border-radius: 999px;
  background: #cbd5e1;
}

.phone-hero {
  padding: 1rem;
  border-radius: 24px;
  color: white;
  background: linear-gradient(135deg, var(--asphalt), var(--deep-teal));
}

.phone-hero span,
.phone-hero small,
.mini-card span {
  display: block;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.78rem;
  font-weight: 800;
}

.phone-hero strong {
  display: block;
  margin: 0.3rem 0;
  font-size: 3rem;
  line-height: 1;
}

.mini-card {
  margin-top: 0.75rem;
  padding: 0.9rem;
  border: 1px solid var(--mist);
  border-radius: 18px;
  background: white;
}

.mini-card.active {
  background: #fff7ed;
  border-color: rgba(245, 158, 11, 0.28);
}

.mini-card span {
  color: var(--muted);
}

.mini-card strong {
  display: block;
  margin-top: 0.2rem;
}

.metrics-strip {
  padding: 1rem 0 4rem;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.metrics-grid article,
.feature-card,
.showcase-card,
.score-panel,
.download-card {
  border: 1px solid rgba(226, 232, 240, 0.92);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 18px 44px rgba(15, 23, 42, 0.07);
}

.metrics-grid article {
  padding: 1.15rem;
}

.metrics-grid strong {
  display: block;
  color: var(--deep-teal);
  font-size: 2.3rem;
  line-height: 1;
  letter-spacing: -0.05em;
}

.metrics-grid span {
  display: block;
  margin-top: 0.45rem;
  color: var(--muted);
  font-weight: 750;
  line-height: 1.35;
}

.section {
  padding: 5rem 0;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 2rem;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.feature-card {
  min-height: 250px;
  padding: 1.35rem;
}

.icon-badge,
.tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.5rem;
  height: 2.5rem;
  margin-bottom: 1.2rem;
  border-radius: 14px;
  color: var(--asphalt);
  background: var(--warning-yellow);
  font-weight: 950;
}

.feature-card p {
  color: var(--muted);
  line-height: 1.62;
}

.section-dark {
  color: white;
  background:
    radial-gradient(circle at top right, rgba(245, 158, 11, 0.28), transparent 22rem),
    linear-gradient(135deg, #062f33, var(--asphalt));
}

.split-section {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 1fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: start;
}

.section-heading.light .eyebrow,
.section-heading.light p {
  color: rgba(255, 255, 255, 0.72);
}

.section-heading.light .eyebrow::before {
  background: var(--warning-yellow);
}

.steps-list {
  display: grid;
  gap: 0.9rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.steps-list li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  padding: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.07);
}

.steps-list span {
  width: 2.4rem;
  height: 2.4rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  color: var(--asphalt);
  background: var(--warning-yellow);
  font-weight: 950;
}

.steps-list p {
  margin-bottom: 0;
  color: rgba(255, 255, 255, 0.72);
  line-height: 1.55;
}

.showcase-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.82fr);
  gap: 1rem;
  align-items: stretch;
}

.showcase-card,
.score-panel {
  padding: clamp(1.5rem, 4vw, 2.2rem);
}

.tag {
  width: auto;
  padding-inline: 0.8rem;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.check-list {
  display: grid;
  gap: 0.7rem;
  margin: 1.4rem 0 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  display: flex;
  gap: 0.7rem;
  align-items: flex-start;
  color: var(--asphalt-soft);
  font-weight: 780;
}

.check-list li::before {
  content: "";
  width: 0.65rem;
  height: 0.65rem;
  flex: 0 0 auto;
  margin-top: 0.45rem;
  border-radius: 999px;
  background: var(--signal-green);
  box-shadow: 0 0 0 4px rgba(0, 125, 138, 0.12);
}

.score-panel {
  display: grid;
  place-items: center;
  text-align: center;
  background:
    radial-gradient(circle at top, rgba(0, 125, 138, 0.16), transparent 18rem),
    white;
}

.score-ring {
  width: 190px;
  height: 190px;
  display: grid;
  place-items: center;
  align-content: center;
  margin-bottom: 1.4rem;
  border-radius: 50%;
  background:
    radial-gradient(circle at center, white 0 58%, transparent 59%),
    conic-gradient(var(--signal-green) 0 84%, #dbeafe 84% 100%);
}

.score-ring span {
  display: block;
  color: var(--deep-teal);
  font-size: 3rem;
  font-weight: 950;
  letter-spacing: -0.07em;
}

.score-ring small {
  display: block;
  color: var(--muted);
  font-weight: 800;
}

.score-lines {
  width: min(100%, 320px);
  display: grid;
  gap: 0.6rem;
  margin-bottom: 1rem;
}

.score-lines span {
  height: 0.75rem;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--warning-yellow) var(--w), #e2e8f0 var(--w));
}

.score-panel p {
  margin-bottom: 0;
  color: var(--muted);
  line-height: 1.55;
}

.download-section {
  padding: 4rem 0 5rem;
}

.download-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 2rem;
  align-items: center;
  padding: clamp(1.5rem, 4vw, 2.4rem);
  color: white;
  background:
    radial-gradient(circle at right, rgba(245, 158, 11, 0.42), transparent 20rem),
    linear-gradient(135deg, var(--deep-teal), var(--asphalt));
}

.download-card .eyebrow,
.download-card p {
  color: rgba(255, 255, 255, 0.76);
}

.download-card .eyebrow::before {
  background: var(--warning-yellow);
}

.store-button {
  min-width: 190px;
  padding: 0.85rem 1rem;
  flex-direction: column;
  align-items: flex-start;
  color: var(--asphalt);
  background: white;
}

.store-button span {
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--muted);
}

.store-button strong {
  font-size: 1.18rem;
}

.play-store::before {
  content: "▶";
  float: left;
  margin-right: 0.6rem;
  color: var(--signal-green);
}

.site-footer {
  padding: 2rem 0 2.4rem;
  background: white;
  border-top: 1px solid var(--mist);
}

.footer-grid {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.footer-brand {
  margin-bottom: 0.65rem;
}

.site-footer p {
  max-width: 560px;
  margin-bottom: 0;
  font-size: 0.95rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: flex-end;
}

.footer-links a {
  color: var(--deep-teal);
  font-weight: 850;
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 900px) {
  .nav-shell {
    border-radius: 28px;
  }

  .nav-links {
    display: none;
  }

  .hero-section {
    padding-top: 3rem;
  }

  .hero-grid,
  .split-section,
  .showcase-grid,
  .download-card {
    grid-template-columns: 1fr;
  }

  .hero-visual,
  .road-card {
    min-height: 520px;
  }

  .metrics-grid,
  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .download-card {
    align-items: start;
  }
}

@media (max-width: 620px) {
  .site-header {
    padding: 0.65rem 0;
  }

  .nav-shell {
    width: min(100% - 1rem, 1120px);
  }

  .brand span {
    font-size: 0.95rem;
  }

  .nav-cta {
    display: none;
  }

  h1 {
    font-size: clamp(2.65rem, 16vw, 4rem);
  }

  .hero-actions,
  .store-actions {
    flex-direction: column;
  }

  .button,
  .store-button {
    width: 100%;
  }

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

  .hero-visual,
  .road-card {
    min-height: 470px;
  }

  .app-logo {
    width: 42%;
    right: 1.1rem;
    top: 1.1rem;
  }

  .phone-mock {
    width: calc(100% - 2rem);
    left: 1rem;
    bottom: 1rem;
  }

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

  .footer-links {
    justify-content: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition: none !important;
    animation: none !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}