:root {
  --primary: #60a5fa;
  --primary-strong: #2563eb;
  --ink: #0f172a;
  --ink-soft: #334155;
  --line: rgba(148, 163, 184, 0.35);
  --surface: #ffffff;
  --bg: #f8fafc;
  --accent: #fb923c;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: "Manrope", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 8% 8%, rgba(96, 165, 250, 0.2), transparent 24%),
    radial-gradient(circle at 92% 18%, rgba(251, 146, 60, 0.16), transparent 26%),
    var(--bg);
}

h1,
h2,
h3,
h4 {
  margin: 0;
  font-family: "Sora", sans-serif;
  letter-spacing: -0.025em;
}

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

.ai-mark {
  color: var(--primary-strong);
  font-weight: 800;
}

.bg-orb {
  position: fixed;
  z-index: -1;
  border-radius: 999px;
  filter: blur(56px);
  pointer-events: none;
}

.bg-orb-a {
  width: 320px;
  height: 320px;
  top: -90px;
  right: -40px;
  background: rgba(96, 165, 250, 0.25);
}

.bg-orb-b {
  width: 280px;
  height: 280px;
  bottom: -100px;
  left: -70px;
  background: rgba(251, 146, 60, 0.21);
}

.shell,
.topbar,
.footer {
  width: min(1160px, calc(100% - 2rem));
  margin-inline: auto;
}

.topbar {
  margin-top: 0.9rem;
  padding: 0.65rem 0.75rem 0.65rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background:
    linear-gradient(120deg, rgba(255, 255, 255, 0.92), rgba(255, 255, 255, 0.8)),
    rgba(255, 255, 255, 0.84);
  backdrop-filter: blur(14px);
  box-shadow: 0 12px 34px rgba(15, 23, 42, 0.08);
  position: sticky;
  top: 0.6rem;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-weight: 800;
  letter-spacing: -0.01em;
}

.brand img {
  width: 32px;
  height: 32px;
  object-fit: contain;
}

.nav {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.32);
  background: rgba(248, 250, 252, 0.92);
  color: var(--ink-soft);
  font-weight: 600;
}

.nav a {
  padding: 0.46rem 0.74rem;
  border-radius: 999px;
  font-size: 0.86rem;
  transition: background 0.2s ease, color 0.2s ease;
}

.nav a:hover {
  color: var(--ink);
  background: rgba(96, 165, 250, 0.14);
}

.topbar-actions {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
}

.header-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.44rem 0.66rem;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.34);
  background: rgba(248, 250, 252, 0.88);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--ink-soft);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.topbar-cta {
  padding: 0.6rem 0.95rem;
  font-size: 0.82rem;
  box-shadow: 0 8px 18px rgba(37, 99, 235, 0.24);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 999px;
  padding: 0.72rem 1.12rem;
  background: linear-gradient(140deg, var(--primary), var(--primary-strong));
  color: #fff;
  font-weight: 700;
  box-shadow: 0 12px 26px rgba(37, 99, 235, 0.22);
}

.btn-light,
.btn-ghost {
  background: rgba(255, 255, 255, 0.86);
  color: var(--ink);
  border: 1px solid var(--line);
  box-shadow: none;
}

.hero,
.features,
.flow {
  padding: clamp(2.1rem, 6vh, 4rem) 0;
}

.hero {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 1rem;
}

.eyebrow {
  display: inline-flex;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--primary-strong);
  font-weight: 800;
}

.hero-copy,
.hero-card,
.benefit-band article,
.feature-card,
.flow-stage,
.flow-btn,
.pressure-card,
.cta {
  border: 1px solid var(--line);
  border-radius: 1rem;
  background: var(--surface);
}

.hero-copy {
  padding: clamp(1.1rem, 2.4vw, 1.7rem);
}

.hero-copy h1 {
  margin-top: 0.5rem;
  font-size: clamp(2rem, 5.2vw, 3.7rem);
  line-height: 1.03;
}

.hero-copy p {
  margin: 0.95rem 0 0;
  color: var(--ink-soft);
  max-width: 56ch;
}

.hero-actions {
  margin-top: 1.2rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.hero-card {
  padding: 1rem;
  background:
    linear-gradient(160deg, rgba(96, 165, 250, 0.14), transparent 40%),
    linear-gradient(180deg, #ffffff, #f8fbff);
}

.card-kicker {
  margin: 0;
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ink-soft);
  font-weight: 700;
}

.hero-card h2 {
  margin-top: 0.4rem;
  font-size: clamp(1.2rem, 2.5vw, 1.58rem);
}

.hero-card p {
  margin-top: 0.7rem;
  color: var(--ink-soft);
}

.switch-row {
  margin-top: 0.95rem;
  display: inline-flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.switch {
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  color: var(--ink-soft);
  font-family: "Sora", sans-serif;
  font-size: 0.78rem;
  font-weight: 700;
  padding: 0.42rem 0.72rem;
  cursor: pointer;
}

.switch.active {
  background: linear-gradient(140deg, var(--primary), var(--primary-strong));
  color: #fff;
  border-color: transparent;
}

.chip-list {
  margin: 0.85rem 0 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.chip-list li {
  padding: 0.38rem 0.6rem;
  border-radius: 999px;
  border: 1px solid var(--line);
  font-size: 0.78rem;
  color: #1e3a8a;
  background: rgba(96, 165, 250, 0.1);
}

.benefit-band {
  padding: 0.4rem 0 1.4rem;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.72rem;
}

.benefit-band article {
  padding: 0.9rem;
}

.benefit-band strong {
  font-family: "Sora", sans-serif;
}

.benefit-band p {
  margin: 0.45rem 0 0;
  color: var(--ink-soft);
}

.section-head {
  max-width: 760px;
  margin-bottom: 1rem;
}

.section-head h2 {
  font-size: clamp(1.45rem, 3.7vw, 2.5rem);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.72rem;
}

.feature-card {
  padding: 0.95rem;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.feature-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 24px rgba(15, 23, 42, 0.1);
}

.feature-card h3 {
  font-size: 1rem;
}

.feature-card p {
  margin: 0.5rem 0 0;
  color: var(--ink-soft);
}

.flow-layout {
  display: grid;
  grid-template-columns: minmax(260px, 1fr) minmax(240px, 0.8fr);
  gap: 0.8rem;
}

.flow-stage {
  padding: 1rem;
  background:
    radial-gradient(circle at 88% 10%, rgba(251, 146, 60, 0.13), transparent 33%),
    #ffffff;
}

.flow-stage h3 {
  margin-top: 0.35rem;
  font-size: clamp(1.2rem, 2.4vw, 1.55rem);
}

.flow-stage p {
  margin-top: 0.65rem;
  color: var(--ink-soft);
}

.flow-progress {
  margin-top: 0.9rem;
  height: 9px;
  border-radius: 999px;
  overflow: hidden;
  background: rgba(148, 163, 184, 0.28);
}

.flow-progress span {
  display: block;
  width: 20%;
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--primary));
  transition: width 0.3s ease;
}

.flow-controls {
  display: grid;
  gap: 0.55rem;
}

.flow-btn {
  border: 1px solid var(--line);
  padding: 0.74rem;
  text-align: left;
  color: var(--ink-soft);
  font-family: "Sora", sans-serif;
  font-size: 0.84rem;
  font-weight: 700;
  cursor: pointer;
}

.flow-btn.active {
  color: #fff;
  border-color: transparent;
  background: linear-gradient(140deg, var(--primary), var(--primary-strong));
}

.pressure-card {
  margin-top: 0.85rem;
  padding: 1rem;
}

.pressure-head p {
  margin: 0.4rem 0 0;
  color: var(--ink-soft);
}

#pressure {
  margin-top: 0.9rem;
  width: 100%;
  accent-color: var(--primary-strong);
}

.pressure-grid {
  margin-top: 0.9rem;
  display: grid;
  gap: 0.6rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.pressure-grid p {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 0.8rem;
  padding: 0.68rem;
  background: #fff;
}

.pressure-grid span {
  display: block;
  font-size: 0.74rem;
  color: var(--ink-soft);
  margin-bottom: 0.26rem;
}

.pressure-grid strong {
  font-size: 0.96rem;
}

.cta {
  margin: 1.5rem 0 1.8rem;
  text-align: center;
  padding: clamp(1.4rem, 4vw, 2.2rem);
  background:
    linear-gradient(180deg, rgba(96, 165, 250, 0.13), rgba(255, 255, 255, 0.95)),
    #ffffff;
}

.cta p {
  color: var(--ink-soft);
}

.store-links {
  margin-top: 0.9rem;
  display: inline-flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.55rem;
}

.store-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 150px;
  padding: 0.62rem 0.9rem;
  border-radius: 0.75rem;
  border: 1px solid var(--line);
  font-family: "Sora", sans-serif;
  font-size: 0.82rem;
  font-weight: 700;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.store-link:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(15, 23, 42, 0.12);
}

.store-apple {
  background: #0f172a;
  color: #fff;
  border-color: #0f172a;
}

.store-google {
  background: #ffffff;
  color: var(--ink);
}

.footer {
  padding: 0 0 1.8rem;
  display: flex;
  justify-content: space-between;
  color: var(--ink-soft);
}

.footer div {
  display: inline-flex;
  gap: 1rem;
}

.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

@media (max-width: 1040px) {
  .hero,
  .benefit-band,
  .feature-grid,
  .flow-layout,
  .pressure-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .nav,
  .topbar-actions {
    display: none;
  }

  .topbar {
    top: 0.4rem;
  }

  .footer {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.6rem;
  }

  .store-links {
    width: 100%;
  }

  .store-link {
    width: 100%;
  }
}