:root {
  color-scheme: dark;
  --ink: #f7f4eb;
  --muted: #bfc4d8;
  --night: #11152c;
  --deep: #171130;
  --panel: #202846;
  --gold: #f2c45b;
  --teal: #54d0c1;
  --coral: #f07f73;
  --line: rgba(255, 255, 255, 0.16);
  --shadow: 0 22px 80px rgba(5, 8, 24, 0.45);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--night);
  color: var(--ink);
}

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

.site-header {
  align-items: center;
  display: flex;
  gap: 24px;
  justify-content: space-between;
  left: 0;
  padding: 18px clamp(20px, 5vw, 72px);
  position: fixed;
  right: 0;
  top: 0;
  transition: background 180ms ease, box-shadow 180ms ease;
  z-index: 10;
}

.site-header.is-elevated {
  background: rgba(17, 21, 44, 0.86);
  box-shadow: 0 10px 40px rgba(2, 4, 12, 0.32);
  backdrop-filter: blur(16px);
}

.brand {
  align-items: center;
  display: inline-flex;
  font-weight: 800;
  gap: 10px;
}

.brand-mark {
  border-radius: 8px;
  height: 36px;
  object-fit: cover;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.24);
  width: 36px;
}

.site-nav {
  display: flex;
  gap: clamp(14px, 3vw, 30px);
  font-size: 14px;
  font-weight: 700;
}

.site-nav a {
  color: rgba(247, 244, 235, 0.78);
}

.site-nav a:hover {
  color: var(--ink);
}

.language-switcher {
  align-items: center;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid var(--line);
  border-radius: 8px;
  display: inline-flex;
  gap: 2px;
  padding: 3px;
}

.language-switcher button {
  appearance: none;
  background: transparent;
  border: 0;
  border-radius: 6px;
  color: rgba(247, 244, 235, 0.72);
  cursor: pointer;
  font: inherit;
  font-size: 12px;
  font-weight: 900;
  min-height: 30px;
  min-width: 36px;
  padding: 6px 9px;
}

.language-switcher button[aria-pressed="true"] {
  background: var(--gold);
  color: #14172a;
}

.hero {
  min-height: 96vh;
  overflow: hidden;
  position: relative;
}

.hero-art,
.hero-art img,
.hero-shade {
  inset: 0;
  position: absolute;
}

.hero-art img {
  height: 100%;
  object-fit: cover;
  width: 100%;
}

.hero-shade {
  background:
    linear-gradient(90deg, rgba(8, 10, 27, 0.96) 0%, rgba(10, 13, 33, 0.86) 34%, rgba(10, 13, 33, 0.2) 72%),
    linear-gradient(0deg, var(--night) 0%, rgba(17, 21, 44, 0) 34%);
}

.hero-content {
  display: grid;
  max-width: 680px;
  min-height: 96vh;
  padding: 142px clamp(20px, 6vw, 88px) 64px;
  place-content: center start;
  position: relative;
  z-index: 1;
}

.app-icon {
  border-radius: 22px;
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.34);
  height: 104px;
  margin-bottom: 22px;
  width: 104px;
}

.eyebrow {
  color: var(--teal);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0;
  margin: 0 0 14px;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  font-size: clamp(54px, 9vw, 116px);
  line-height: 0.9;
  margin-bottom: 24px;
}

h2 {
  font-size: clamp(32px, 5vw, 58px);
  line-height: 1;
  margin-bottom: 20px;
}

h3 {
  font-size: 22px;
  line-height: 1.15;
  margin-bottom: 12px;
}

.hero-copy {
  color: rgba(247, 244, 235, 0.86);
  font-size: clamp(18px, 2.2vw, 24px);
  line-height: 1.45;
  max-width: 620px;
}

.store-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 12px;
}

.store-badge {
  align-items: center;
  display: inline-flex;
  justify-content: center;
  min-height: 54px;
  transition: transform 160ms ease, box-shadow 160ms ease;
}

.store-badge:hover {
  box-shadow: 0 14px 34px rgba(0, 0, 0, 0.28);
  transform: translateY(-2px);
}

.store-badge img {
  display: block;
  height: 54px;
  max-width: 100%;
  width: auto;
}

.hero-facts {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 38px 0 0;
}

.hero-facts div {
  border: 1px solid var(--line);
  border-radius: 8px;
  min-width: 126px;
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(10px);
}

.hero-facts dt {
  color: var(--gold);
  font-size: 25px;
  font-weight: 900;
}

.hero-facts dd {
  color: var(--muted);
  margin: 2px 0 0;
}

.intro-band,
.feature-grid,
.question-band,
.final-cta {
  padding: clamp(56px, 9vw, 104px) clamp(20px, 6vw, 88px);
}

.intro-band {
  align-items: center;
  background: linear-gradient(135deg, #151a36, #241436 58%, #24344a);
  display: grid;
  gap: clamp(34px, 7vw, 84px);
  grid-template-columns: minmax(0, 1fr) minmax(260px, 390px);
}

.intro-copy p,
.feature-card p,
.question-list {
  color: var(--muted);
  font-size: 17px;
  line-height: 1.7;
}

.phone-preview {
  display: grid;
  justify-items: center;
}

.phone-carousel {
  align-items: center;
  display: grid;
  gap: 12px;
  grid-template-columns: 44px minmax(0, 280px) 44px;
  justify-content: center;
}

.phone-screen {
  aspect-ratio: 589 / 1280;
  background: #0e1225;
  border: 10px solid #0e1225;
  border-radius: 34px;
  box-shadow: var(--shadow);
  max-width: 280px;
  overflow: hidden;
  padding: 0;
  width: min(72vw, 280px);
}

.app-screenshot {
  background: #0e1225;
  display: none;
  height: 100%;
  object-fit: contain;
  width: 100%;
}

.app-screenshot.is-active {
  display: block;
}

.carousel-button,
.carousel-dots button {
  appearance: none;
  border: 0;
  cursor: pointer;
  font: inherit;
}

.carousel-button {
  align-items: center;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--ink);
  display: inline-flex;
  font-size: 32px;
  font-weight: 600;
  height: 44px;
  justify-content: center;
  line-height: 1;
  width: 44px;
}

.carousel-button:hover {
  background: rgba(255, 255, 255, 0.2);
}

.carousel-dots {
  display: flex;
  gap: 7px;
  grid-column: 1 / -1;
  justify-content: center;
}

.carousel-dots button {
  background: rgba(255, 255, 255, 0.32);
  border-radius: 999px;
  height: 9px;
  padding: 0;
  width: 9px;
}

.carousel-dots button[aria-pressed="true"] {
  background: var(--gold);
  width: 22px;
}

.feature-grid {
  background: #f7f4eb;
  color: #14172a;
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.section-heading {
  grid-column: 1 / -1;
  max-width: 760px;
}

.feature-card {
  background: #fff;
  border: 1px solid rgba(20, 23, 42, 0.1);
  border-radius: 8px;
  min-height: 240px;
  padding: 28px;
}

.feature-card p {
  color: #5a6070;
}

.feature-icon {
  align-items: center;
  background: #15182d;
  border-radius: 8px;
  color: var(--gold);
  display: inline-flex;
  font-size: 24px;
  font-weight: 900;
  height: 46px;
  justify-content: center;
  margin-bottom: 22px;
  width: 46px;
}

.question-band {
  align-items: start;
  background:
    linear-gradient(90deg, rgba(17, 21, 44, 0.94), rgba(17, 21, 44, 0.7)),
    linear-gradient(135deg, #171130, #173548);
  display: grid;
  gap: 28px;
  grid-template-columns: minmax(0, 0.9fr) minmax(260px, 1fr);
}

.question-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.question-list li {
  border-top: 1px solid var(--line);
  padding: 18px 0;
}

.final-cta {
  align-items: center;
  background: var(--gold);
  color: #14172a;
  display: flex;
  gap: 28px;
  justify-content: space-between;
}

.final-cta h2 {
  margin: 0;
  max-width: 680px;
}

.site-footer {
  align-items: center;
  background: #0b0e1e;
  color: rgba(247, 244, 235, 0.7);
  display: flex;
  gap: 18px;
  justify-content: space-between;
  padding: 28px clamp(20px, 6vw, 88px);
}

.site-footer p {
  margin: 0;
}

@media (max-width: 860px) {
  .site-nav {
    display: none;
  }

  .hero-shade {
    background:
      linear-gradient(180deg, rgba(8, 10, 27, 0.74) 0%, rgba(8, 10, 27, 0.96) 72%),
      linear-gradient(0deg, var(--night) 0%, rgba(17, 21, 44, 0) 35%);
  }

  .hero-content {
    min-height: 94vh;
    padding-top: 110px;
    place-content: end start;
  }

  .intro-band,
  .question-band,
  .feature-grid {
    grid-template-columns: 1fr;
  }

  .feature-card {
    min-height: auto;
  }

  .final-cta,
  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 520px) {
  .brand {
    font-size: 15px;
  }

  .site-header {
    gap: 12px;
  }

  .language-switcher button {
    min-width: 32px;
    padding-inline: 7px;
  }

  .store-actions,
  .store-badge {
    width: 100%;
  }

  .store-badge {
    justify-content: flex-start;
  }

  .hero-facts div {
    flex: 1 1 120px;
  }

  .phone-carousel {
    grid-template-columns: 38px minmax(0, 1fr) 38px;
    width: 100%;
  }

  .carousel-button {
    height: 38px;
    width: 38px;
  }
}