:root {
  color-scheme: light;
  --background: #f7f9ff;
  --card: rgba(255, 255, 255, 0.78);
  --card-border: rgba(255, 255, 255, 0.9);
  --text: #111827;
  --muted: #667085;
  --accent: #007aff;
  --accent-soft: #dcecff;
  --violet: #7c3aed;
  --shadow: 0 28px 90px rgba(50, 80, 140, 0.22);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text",
    "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 12% 18%, rgba(0, 122, 255, 0.22), transparent 28rem),
    radial-gradient(circle at 84% 12%, rgba(124, 58, 237, 0.16), transparent 24rem),
    linear-gradient(145deg, #ffffff 0%, var(--background) 48%, #eef5ff 100%);
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: "";
  background-image: linear-gradient(rgba(17, 24, 39, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(17, 24, 39, 0.035) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.5), transparent 72%);
}

.page-shell {
  display: grid;
  min-height: 100vh;
  padding: clamp(1.25rem, 4vw, 4rem);
  place-items: center;
}

.hero-card {
  position: relative;
  display: grid;
  width: min(100%, 72rem);
  min-height: min(42rem, calc(100vh - 2.5rem));
  grid-template-columns: minmax(0, 1.05fr) minmax(20rem, 0.95fr);
  gap: clamp(2rem, 6vw, 5rem);
  align-items: center;
  overflow: hidden;
  padding: clamp(2rem, 6vw, 5.5rem);
  border: 1px solid var(--card-border);
  border-radius: clamp(2rem, 5vw, 3.25rem);
  background: var(--card);
  box-shadow: var(--shadow);
  backdrop-filter: blur(28px) saturate(1.4);
}

.hero-card::after {
  position: absolute;
  top: 9%;
  right: 7%;
  width: 12rem;
  height: 12rem;
  border-radius: 999px;
  content: "";
  background: linear-gradient(135deg, rgba(0, 122, 255, 0.2), rgba(124, 58, 237, 0.12));
  filter: blur(2px);
}

.eyebrow {
  margin: 0 0 1.25rem;
  color: var(--accent);
  font-size: clamp(0.78rem, 1.4vw, 0.95rem);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1 {
  max-width: 12ch;
  margin: 0;
  font-size: clamp(4rem, 12vw, 9rem);
  line-height: 0.84;
  letter-spacing: -0.085em;
}

.hero-copy {
  max-width: 38rem;
  margin: clamp(1.35rem, 3vw, 2rem) 0 0;
  color: var(--muted);
  font-size: clamp(1.12rem, 2vw, 1.45rem);
  line-height: 1.55;
}

.product-preview {
  position: relative;
  display: grid;
  min-height: 32rem;
  place-items: center;
}

.phone-frame {
  position: relative;
  width: min(19rem, 72vw);
  min-height: 29rem;
  overflow: hidden;
  padding: 1.15rem;
  border: 0.68rem solid #101828;
  border-radius: 3.1rem;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.9), rgba(255, 255, 255, 0.58)),
    radial-gradient(circle at 50% 16%, rgba(0, 122, 255, 0.35), transparent 10rem),
    linear-gradient(160deg, #f9fbff, #eaf3ff);
  box-shadow: 0 30px 80px rgba(16, 24, 40, 0.25), inset 0 0 0 1px rgba(255, 255, 255, 0.6);
}

.phone-frame::before {
  position: absolute;
  top: 0.62rem;
  left: 50%;
  width: 5.25rem;
  height: 1.55rem;
  border-radius: 999px;
  content: "";
  background: #101828;
  transform: translateX(-50%);
}

.phone-status {
  display: flex;
  justify-content: space-between;
  margin: 2.35rem 0 2.5rem;
}

.phone-status span {
  width: 4rem;
  height: 0.68rem;
  border-radius: 999px;
  background: rgba(102, 112, 133, 0.18);
}

.phone-status span:last-child {
  width: 2.2rem;
}

.app-pill {
  width: 100%;
  height: 8.75rem;
  border-radius: 2.1rem;
  background: linear-gradient(135deg, var(--accent), #8ec5ff 54%, #f5fbff);
  box-shadow: 0 22px 46px rgba(0, 122, 255, 0.24);
}

.app-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.9rem;
  margin-top: 1rem;
}

.app-grid span {
  min-height: 4.8rem;
  border-radius: 1.35rem;
  background: rgba(255, 255, 255, 0.76);
  box-shadow: inset 0 0 0 1px rgba(0, 122, 255, 0.08);
}

.floating-card {
  position: absolute;
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.78rem 1rem;
  border: 1px solid rgba(255, 255, 255, 0.78);
  border-radius: 999px;
  color: #344054;
  font-size: 0.92rem;
  font-weight: 700;
  background: rgba(255, 255, 255, 0.86);
  box-shadow: 0 18px 45px rgba(50, 80, 140, 0.18);
  backdrop-filter: blur(18px);
}

.floating-card-primary {
  top: 15%;
  left: 4%;
}

.floating-card-secondary {
  right: 0;
  bottom: 18%;
}

.dot {
  width: 0.62rem;
  height: 0.62rem;
  border-radius: 999px;
  background: #34c759;
  box-shadow: 0 0 0 0.34rem rgba(52, 199, 89, 0.16);
}

@media (max-width: 820px) {
  .hero-card {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .product-preview {
    min-height: 28rem;
  }

  .floating-card-primary {
    left: 0;
  }
}

@media (max-width: 520px) {
  .page-shell {
    padding: 0.8rem;
  }

  .hero-card {
    padding: 2rem 1.35rem;
    border-radius: 1.8rem;
  }

  h1 {
    font-size: clamp(3.4rem, 20vw, 5.8rem);
  }

  .product-preview {
    min-height: 25rem;
  }

  .phone-frame {
    min-height: 25rem;
    border-width: 0.55rem;
    border-radius: 2.6rem;
  }

  .floating-card {
    font-size: 0.8rem;
  }
}