:root {
  --ios-coral: #ff5a5f;
  --ios-coral-deep: #e63e46;
  --ios-ink: #191a1f;
  --ios-muted: #62646c;
  --ios-bg: #f7f7f5;
  --ios-surface: #ffffff;
  --ios-cyan: #bfefff;
  --ios-cyan-strong: #48c7df;
  --ios-blush: #ffd4d8;
  --ios-cream: #fff1d6;
  --ios-line: rgba(25, 26, 31, 0.09);
  --ios-shadow: 0 24px 70px rgba(48, 69, 88, 0.12);
}

html {
  overflow-x: clip;
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  overflow-x: clip;
  background:
    radial-gradient(circle at 6% 0%, rgba(191, 239, 255, 0.8), transparent 29rem),
    radial-gradient(circle at 96% 12%, rgba(255, 212, 216, 0.78), transparent 31rem),
    var(--ios-bg);
  color: var(--ios-ink);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", Inter, system-ui, sans-serif;
  line-height: 1.6;
}

a { color: var(--ios-coral-deep); }

.header {
  background: rgba(255, 255, 255, 0.78);
  border-bottom: 1px solid rgba(255, 255, 255, 0.7);
  box-shadow: 0 8px 30px rgba(48, 69, 88, 0.06);
  backdrop-filter: saturate(160%) blur(22px);
  -webkit-backdrop-filter: saturate(160%) blur(22px);
}

.nav { max-width: 1180px; padding: 14px 24px; }

.logo {
  gap: 11px;
  color: var(--ios-ink);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", system-ui, sans-serif;
  font-size: 1.18rem;
  font-weight: 760;
  letter-spacing: -0.025em;
}

.logo-mark {
  flex: 0 0 auto;
  width: 42px;
  height: 42px;
  overflow: hidden;
  border-radius: 12px;
  background: var(--ios-surface);
  box-shadow: 0 7px 18px rgba(255, 90, 95, 0.18);
}

.logo-mark img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.logo-wordmark {
  position: relative;
  z-index: 2;
  display: inline-block;
  color: var(--ios-ink);
  white-space: nowrap;
}

.nav-links { color: var(--ios-muted); font-weight: 590; }
.nav-links a { color: var(--ios-muted); }
.nav-links a:hover { color: var(--ios-coral-deep); text-decoration: none; }

.hero {
  max-width: 1180px;
  min-height: 690px;
  padding: 84px 24px 70px;
  gap: 62px;
}

.eyebrow {
  width: fit-content;
  color: var(--ios-coral-deep);
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(255, 90, 95, 0.14);
  box-shadow: 0 10px 30px rgba(48, 69, 88, 0.08);
}

.hero h1,
.section-heading h2,
.premium-copy h2,
.contact-strip h2,
.document h1,
.document h2 {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", system-ui, sans-serif;
  color: var(--ios-ink);
  letter-spacing: -0.045em;
}

.hero h1 {
  max-width: 690px;
  font-size: clamp(3.2rem, 6.8vw, 6.1rem);
  line-height: 0.96;
}

.hero h1 span {
  color: var(--ios-coral);
  -webkit-text-fill-color: initial;
  background: none;
}

.hero p,
.section-heading p,
.feature-card p,
.premium-copy p,
.contact-strip p,
.document p,
.document li { color: var(--ios-muted); }

.button {
  min-height: 50px;
  border-radius: 999px;
  font-weight: 690;
  box-shadow: none;
}

.button-primary {
  color: white;
  background: linear-gradient(135deg, var(--ios-coral), var(--ios-coral-deep));
  box-shadow: 0 14px 30px rgba(255, 90, 95, 0.25);
}

.button-secondary {
  color: var(--ios-ink);
  background: rgba(255, 255, 255, 0.76);
  border-color: rgba(25, 26, 31, 0.1);
}

.device-card {
  min-height: 560px;
  padding: 26px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.76);
  border-radius: 48px;
  background:
    radial-gradient(circle at 22% 12%, rgba(255, 255, 255, 0.95), transparent 32%),
    linear-gradient(145deg, var(--ios-cyan), #eefcff 48%, var(--ios-blush));
  box-shadow: 0 34px 90px rgba(48, 69, 88, 0.18);
  transform: none;
}

.device-card::before {
  inset: 0;
  border: 0;
  opacity: 0.36;
  background-image: radial-gradient(rgba(255, 90, 95, 0.38) 1.4px, transparent 1.4px);
  background-size: 19px 19px;
  animation: none;
}

.ios-visual {
  position: relative;
  z-index: 1;
  min-height: 508px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.86);
  border-radius: 34px;
  background: rgba(255, 255, 255, 0.46);
  box-shadow: inset 0 1px 0 white;
  backdrop-filter: blur(15px);
}

.hero-app-icon {
  width: min(72%, 330px);
  aspect-ratio: 1;
  border-radius: 25%;
  box-shadow: 0 28px 70px rgba(58, 133, 162, 0.24), 0 12px 34px rgba(255, 90, 95, 0.2);
}

.visual-badge {
  position: absolute;
  left: 24px;
  right: 24px;
  bottom: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 15px 18px;
  border: 1px solid rgba(255, 255, 255, 0.86);
  border-radius: 21px;
  background: rgba(255, 255, 255, 0.82);
  box-shadow: 0 12px 30px rgba(48, 69, 88, 0.12);
  backdrop-filter: blur(20px);
}

.visual-badge strong { color: var(--ios-ink); font-size: 0.98rem; }
.visual-badge span { color: var(--ios-coral-deep); font-size: 0.82rem; font-weight: 690; }

.stats { gap: 12px; }

.stat {
  border-color: rgba(255, 255, 255, 0.82);
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.68);
  box-shadow: 0 12px 34px rgba(48, 69, 88, 0.07);
}

.stat strong { color: var(--ios-ink); }
.stat span { color: var(--ios-muted); }
.section { max-width: 1180px; }

.feature-card {
  border-color: var(--ios-line);
  border-radius: 26px;
  background: rgba(255, 255, 255, 0.84);
  box-shadow: 0 18px 48px rgba(48, 69, 88, 0.08);
}

.feature-card::before { display: none; }
.feature-card i { color: var(--ios-coral); }
.feature-card h3 { color: var(--ios-ink); }

.premium-panel {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.86);
  border-radius: 36px;
  background:
    radial-gradient(circle at 9% 10%, rgba(255, 255, 255, 0.82), transparent 26rem),
    linear-gradient(135deg, var(--ios-cream), var(--ios-blush) 52%, var(--ios-cyan));
  box-shadow: var(--ios-shadow);
}

.premium-panel::before {
  background: radial-gradient(circle, rgba(255, 90, 95, 0.18) 0 2px, transparent 2px);
  background-size: 21px 21px;
}

.premium-panel::after {
  content: "";
  position: absolute;
  right: -90px;
  bottom: -110px;
  width: 390px;
  height: 390px;
  opacity: 0.12;
  background: url("assets/launch-mark-ios.png") center / contain no-repeat;
  pointer-events: none;
}

.premium-copy,
.premium-preview { position: relative; z-index: 1; }
.benefit-list li { color: var(--ios-ink); }
.benefit-list i { color: var(--ios-coral-deep); }

.preview-card {
  color: var(--ios-ink);
  border-color: rgba(255, 255, 255, 0.84);
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.7);
  box-shadow: 0 12px 30px rgba(48, 69, 88, 0.08);
}

.contact-strip {
  border: 1px solid rgba(255, 255, 255, 0.82);
  border-radius: 30px;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: var(--ios-shadow);
}

footer {
  color: var(--ios-muted);
  border-top-color: var(--ios-line);
  background: rgba(255, 255, 255, 0.42);
}

.footer-inner { max-width: 1180px; }

.document {
  max-width: 960px;
  border: 1px solid rgba(255, 255, 255, 0.92);
  border-radius: 32px;
  background: rgba(255, 255, 255, 0.88);
  box-shadow: var(--ios-shadow);
  backdrop-filter: blur(18px);
}

.document h1 { color: var(--ios-ink); }

.document h2 {
  color: var(--ios-ink);
  font-size: 1.42rem;
  letter-spacing: -0.025em;
}

.document h2::before {
  content: "";
  display: inline-block;
  width: 7px;
  height: 1.05em;
  margin-right: 10px;
  border-radius: 999px;
  vertical-align: -0.13em;
  background: linear-gradient(var(--ios-coral), var(--ios-coral-deep));
}

.updated { color: var(--ios-muted); }

.notice {
  color: var(--ios-muted);
  border-color: rgba(72, 199, 223, 0.22);
  background: linear-gradient(135deg, rgba(191, 239, 255, 0.54), rgba(255, 212, 216, 0.45));
}

@media (max-width: 820px) {
  .hero { min-height: auto; padding-top: 60px; }
  .device-card { min-height: auto; border-radius: 36px; }
  .ios-visual { min-height: 470px; }
}

@media (max-width: 700px) {
  .nav { padding: 11px 16px; }
  .logo-mark { width: 38px; height: 38px; border-radius: 11px; }
  .hero { padding: 48px 18px 42px; }
  .hero h1 { font-size: clamp(3rem, 15vw, 4.6rem); }
  .device-card { padding: 14px; }
  .ios-visual { min-height: 420px; border-radius: 28px; }
  .hero-app-icon { width: min(76%, 300px); }
  .visual-badge { left: 14px; right: 14px; bottom: 14px; }
  .document { margin: 22px 12px 40px; padding: 26px 22px; border-radius: 25px; }
  .document h1 { font-size: clamp(2.25rem, 12vw, 3.45rem); }
}

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