:root {
  color-scheme: light;
  --bg: #f7f4ec;
  --bg-soft: #eef5ff;
  --surface: rgba(255, 255, 255, 0.72);
  --surface-strong: rgba(255, 255, 255, 0.88);
  --ink: #183044;
  --muted: #5f7384;
  --line: rgba(24, 48, 68, 0.12);
  --accent: #5f96ff;
  --accent-soft: #d8e6ff;
  --warm: #ffd6be;
  --shadow: rgba(58, 83, 109, 0.16);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(920px 620px at 5% -10%, rgba(129, 181, 255, 0.28), transparent 60%),
    radial-gradient(860px 560px at 100% 10%, rgba(255, 201, 169, 0.28), transparent 55%),
    linear-gradient(180deg, #fbfaf6 0%, var(--bg) 100%);
}

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

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

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

.hero,
.section,
.footer {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.hero {
  padding: 22px 0 46px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 34px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.brand-icon {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  box-shadow: 0 16px 28px rgba(95, 150, 255, 0.2);
}

.topbar-links {
  display: inline-flex;
  align-items: center;
  gap: 18px;
  color: var(--muted);
  font-size: 0.95rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
  gap: 34px;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
}

.hero h1,
.section h2,
.footer h2 {
  margin: 0;
  line-height: 1.05;
  letter-spacing: -0.03em;
}

.hero h1 {
  font-size: clamp(2.6rem, 5vw, 5rem);
  max-width: 11ch;
}

.hero-text {
  max-width: 56ch;
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.8;
}

.hero-actions,
.footer-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 600;
  transition:
    transform 180ms ease,
    box-shadow 180ms ease,
    background-color 180ms ease,
    border-color 180ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button-primary {
  background: linear-gradient(135deg, var(--accent), #86aefe);
  color: #fff;
  box-shadow: 0 14px 28px rgba(95, 150, 255, 0.24);
}

.button-secondary {
  background: rgba(255, 255, 255, 0.7);
  border-color: var(--line);
  color: var(--ink);
}

.hero-points {
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 12px;
  color: var(--muted);
}

.hero-points li {
  position: relative;
  padding-left: 20px;
  line-height: 1.6;
}

.hero-points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent), #8db3ff);
}

.hero-visual {
  position: relative;
  min-height: 520px;
  display: grid;
  place-items: center;
}

.ambient {
  position: absolute;
  border-radius: 999px;
  filter: blur(18px);
  opacity: 0.7;
}

.ambient-one {
  width: 220px;
  height: 220px;
  top: 30px;
  right: 32px;
  background: rgba(95, 150, 255, 0.22);
}

.ambient-two {
  width: 260px;
  height: 260px;
  left: 10px;
  bottom: 36px;
  background: rgba(255, 198, 163, 0.3);
}

.phone-card,
.info-card,
.soft-panel,
.comfort-band,
.footer-card {
  border: 1px solid var(--line);
  background: var(--surface);
  backdrop-filter: blur(16px);
  box-shadow: 0 18px 48px var(--shadow);
}

.phone-card {
  position: relative;
  width: min(100%, 390px);
  padding: 18px;
  border-radius: 28px;
}

.float-card {
  animation: floatCard 6.5s ease-in-out infinite;
}

.phone-status {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--muted);
  font-size: 0.92rem;
  margin-bottom: 22px;
}

.status-dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: linear-gradient(135deg, #79a7ff, #9ec6ff);
}

.phone-main {
  display: grid;
  gap: 16px;
}

.app-icon {
  width: 84px;
  height: 84px;
  border-radius: 24px;
  box-shadow: 0 18px 32px rgba(95, 150, 255, 0.24);
}

.conversation-pill {
  border-radius: 20px;
  padding: 18px;
  background: rgba(255, 255, 255, 0.84);
  border: 1px solid rgba(24, 48, 68, 0.08);
}

.conversation-pill span {
  display: block;
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.conversation-pill strong {
  font-size: 1rem;
  line-height: 1.6;
}

.conversation-pill-alt {
  background: linear-gradient(135deg, rgba(95, 150, 255, 0.14), rgba(255, 214, 190, 0.22));
}

.section {
  padding: 44px 0;
}

.section-heading {
  max-width: 760px;
}

.section h2,
.footer h2 {
  font-size: clamp(2rem, 4vw, 3.3rem);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 28px;
}

.info-card,
.soft-panel,
.comfort-band,
.footer-card {
  border-radius: 24px;
}

.info-card {
  padding: 24px;
}

.info-card h3,
.feature-item h3,
.soft-panel h3 {
  margin: 0 0 12px;
  font-size: 1.2rem;
}

.info-card p,
.feature-item p,
.soft-panel p,
.comfort-band p,
.footer-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.75;
}

.section-feature .feature-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(280px, 0.95fr);
  gap: 22px;
  margin-top: 28px;
  align-items: stretch;
}

.feature-copy {
  display: grid;
  gap: 16px;
}

.feature-item {
  padding: 0 0 12px;
  border-bottom: 1px solid rgba(24, 48, 68, 0.08);
}

.feature-item:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.feature-panel {
  display: flex;
}

.soft-panel {
  padding: 28px;
  width: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  background:
    radial-gradient(280px 180px at 90% 10%, rgba(95, 150, 255, 0.18), transparent 65%),
    radial-gradient(260px 200px at 10% 100%, rgba(255, 214, 190, 0.26), transparent 60%),
    var(--surface-strong);
}

.panel-label {
  margin-bottom: 14px;
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.82rem;
}

.comfort-band {
  margin-top: 28px;
  padding: 28px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.8), rgba(235, 243, 255, 0.92));
}

.footer {
  padding: 18px 0 56px;
}

.footer-card {
  padding: 30px;
  background:
    radial-gradient(240px 160px at 100% 0, rgba(95, 150, 255, 0.16), transparent 62%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.88), rgba(255, 252, 248, 0.9));
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity 680ms ease,
    transform 680ms ease;
}

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

@keyframes floatCard {
  0%,
  100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-10px);
  }
}

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

  .button,
  .reveal,
  .float-card {
    transition: none;
    animation: none;
  }

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

@media (max-width: 960px) {
  .hero-grid,
  .section-feature .feature-layout,
  .card-grid {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    min-height: 420px;
  }
}

@media (max-width: 720px) {
  .hero,
  .section,
  .footer {
    width: min(100% - 24px, 1120px);
  }

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

  .topbar-links {
    flex-wrap: wrap;
    gap: 12px;
  }

  .hero {
    padding-top: 18px;
  }

  .phone-card,
  .info-card,
  .soft-panel,
  .comfort-band,
  .footer-card {
    border-radius: 22px;
  }

  .footer-card {
    padding: 24px;
  }
}