:root {
  --bg: #f6fbff;
  --surface: rgba(255, 255, 255, 0.76);
  --surface-strong: #ffffff;
  --text: #081a2f;
  --muted: #5e7287;
  --line: rgba(0, 169, 231, 0.14);
  --brand: #00a9e7;
  --brand-strong: #008fd5;
  --brand-bright: #21cefc;
  --shadow: 0 28px 70px rgba(7, 57, 94, 0.12);
  --radius-xl: 34px;
  --radius-lg: 24px;
  --radius-pill: 999px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--text);
  font-family: "Manrope", sans-serif;
  background:
    radial-gradient(circle at 12% 12%, rgba(33, 206, 252, 0.15), transparent 28%),
    radial-gradient(circle at 88% 18%, rgba(0, 169, 231, 0.12), transparent 22%),
    linear-gradient(180deg, #ffffff 0%, var(--bg) 100%);
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  display: block;
  max-width: 100%;
}

.page-shell {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  padding: 16px 0 18px;
}

.site-header,
.hero,
.steps-strip,
.site-footer {
  position: relative;
  z-index: 1;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 4px 0 14px;
}

.brand img {
  width: clamp(230px, 30vw, 340px);
}

.header-chip {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 16px;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 12px 24px rgba(7, 57, 94, 0.06);
  color: var(--brand-strong);
  font-size: 0.92rem;
  font-weight: 700;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  align-items: center;
  gap: 30px;
  min-height: calc(100vh - 250px);
  padding: 8px 0 6px;
}

.eyebrow,
.card-kicker,
.steps-strip strong {
  font-family: "Sora", sans-serif;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--brand-strong);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.24em;
}

.hero-copy h1,
.download-card h2 {
  margin: 0;
  line-height: 0.98;
  letter-spacing: -0.06em;
}

.hero-copy h1 {
  max-width: 10.5ch;
  font-family: "Sora", sans-serif;
  font-size: clamp(2.7rem, 5.4vw, 4.9rem);
  font-weight: 700;
}

.lead {
  max-width: 34rem;
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 1.02rem;
  line-height: 1.58;
}

.alert-panel {
  max-width: 40rem;
  margin-top: 22px;
  padding: 18px 20px;
  border: 1px solid rgba(0, 169, 231, 0.18);
  border-radius: 22px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(236, 248, 255, 0.92));
  box-shadow: 0 18px 34px rgba(7, 57, 94, 0.08);
}

.alert-copy {
  margin: 0;
  color: #b11f2e;
  font-size: 0.98rem;
  line-height: 1.62;
}

.alert-critical {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 10px;
  background: rgba(177, 31, 46, 0.14);
  color: #8f1724;
  font-weight: 800;
  letter-spacing: 0.02em;
}

#countdownInline,
#countdown {
  color: var(--brand-strong);
  font-weight: 800;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 22px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 24px;
  border-radius: var(--radius-pill);
  font-size: 0.98rem;
  font-weight: 800;
  transition: transform 0.22s ease, box-shadow 0.22s ease, background 0.22s ease;
}

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

.button-primary {
  background: linear-gradient(135deg, var(--brand) 0%, var(--brand-bright) 100%);
  box-shadow: 0 18px 36px rgba(0, 169, 231, 0.28);
  color: #ffffff;
}

.button-secondary {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.88);
  color: var(--text);
}

.hero-visual {
  position: relative;
  min-height: 420px;
  display: grid;
  place-items: center;
}

.visual-orb {
  position: absolute;
  border-radius: 999px;
  filter: blur(4px);
}

.orb-one {
  top: 34px;
  left: 20px;
  width: 150px;
  height: 150px;
  background: rgba(33, 206, 252, 0.18);
}

.orb-two {
  right: 28px;
  bottom: 30px;
  width: 180px;
  height: 180px;
  background: rgba(0, 169, 231, 0.14);
}

.download-card {
  position: relative;
  width: min(100%, 500px);
  padding: 24px;
  border: 1px solid rgba(0, 169, 231, 0.14);
  border-radius: var(--radius-xl);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.95), rgba(245, 251, 255, 0.92));
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
}

.download-card::before,
.download-card::after {
  content: "";
  position: absolute;
  border-radius: 28px;
  background: linear-gradient(135deg, rgba(0, 169, 231, 0.16), rgba(33, 206, 252, 0.2));
}

.download-card::before {
  top: 14px;
  right: 14px;
  width: 78px;
  height: 78px;
  transform: rotate(18deg);
}

.download-card::after {
  left: 24px;
  bottom: 18px;
  width: 48px;
  height: 48px;
  opacity: 0.65;
}

.card-kicker {
  position: relative;
  z-index: 1;
  margin: 0 0 10px;
  color: var(--brand-strong);
  font-size: 0.82rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.download-card h2 {
  position: relative;
  z-index: 1;
  max-width: 100%;
  font-family: "Sora", sans-serif;
  font-size: clamp(1.7rem, 2.8vw, 2.5rem);
  line-height: 1.08;
  overflow-wrap: anywhere;
}

.card-copy {
  position: relative;
  z-index: 1;
  max-width: 28rem;
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 0.98rem;
  line-height: 1.58;
}

.card-meta {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 18px;
}

.card-meta div {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 82px;
  padding: 14px 16px;
  border: 1px solid rgba(0, 169, 231, 0.12);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.66);
}

.meta-label {
  display: block;
  margin-bottom: 7px;
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.card-meta strong {
  display: block;
  color: var(--text);
  font-size: 0.96rem;
  font-weight: 800;
  line-height: 1.4;
}

.status-line {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 6px;
  margin-top: 18px;
  border-radius: var(--radius-pill);
  background: rgba(0, 169, 231, 0.12);
  overflow: hidden;
}

.status-line::after {
  content: "";
  position: absolute;
  inset: 0;
  width: 42%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--brand) 0%, var(--brand-bright) 100%);
  animation: pulse-line 1.8s ease-in-out infinite;
  will-change: transform;
}

.steps-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 2px;
}

.steps-strip article {
  display: flex;
  align-items: center;
  gap: 14px;
  min-height: 66px;
  padding: 14px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 12px 28px rgba(7, 57, 94, 0.05);
}

.steps-strip strong {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 14px;
  background: rgba(0, 169, 231, 0.1);
  color: var(--brand-strong);
  font-size: 0.96rem;
}

.steps-strip span {
  color: var(--muted);
  font-size: 0.98rem;
  font-weight: 700;
  line-height: 1.35;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid rgba(0, 169, 231, 0.1);
}

.site-footer p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.noscript-banner {
  padding: 16px;
  background: #081a2f;
  color: #ffffff;
  text-align: center;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

@keyframes pulse-line {
  0% {
    transform: translateX(-18%);
  }
  50% {
    transform: translateX(90%);
  }
  100% {
    transform: translateX(-18%);
  }
}

@media (max-width: 980px) {
  .site-header,
  .site-footer {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero {
    grid-template-columns: 1fr;
    gap: 24px;
    min-height: auto;
    padding-top: 6px;
  }

  .hero-copy h1,
  .download-card h2 {
    max-width: none;
  }

  .card-meta {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 720px) {
  .page-shell {
    width: min(100% - 22px, 1180px);
    padding-top: 14px;
  }

  .header-chip {
    min-height: 40px;
    font-size: 0.85rem;
  }

  .hero-copy h1 {
    font-size: clamp(2.7rem, 14vw, 4.4rem);
  }

  .lead {
    font-size: 1rem;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .download-card {
    padding: 22px;
  }

  .hero-visual {
    min-height: 360px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }

  [data-reveal] {
    opacity: 1;
    transform: none;
  }

  .status-line::after {
    animation: pulse-line 2.2s linear infinite !important;
  }
}