:root {
  color-scheme: dark;
  --night: #03040f;
  --night-2: #0b1024;
  --surface: rgba(255, 255, 255, 0.075);
  --surface-strong: rgba(255, 255, 255, 0.12);
  --line: rgba(255, 255, 255, 0.13);
  --text: #f5fffb;
  --muted: #a7b6bf;
  --mint: #74ffd6;
  --aqua: #37e2f4;
  --lavender: #8b63ff;
  --gold: #ffd074;
  --coral: #ff936d;
  --shadow: 0 24px 80px rgba(12, 244, 220, 0.14);
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: var(--night);
}

body {
  min-height: 100%;
  margin: 0;
  background:
    radial-gradient(circle at 12% 0%, rgba(116, 255, 214, 0.15), transparent 30rem),
    radial-gradient(circle at 88% 16%, rgba(139, 99, 255, 0.18), transparent 28rem),
    linear-gradient(145deg, #03040f 0%, #080a1e 48%, #071d22 100%);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

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

.page {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 28px 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 1.25rem;
  font-weight: 850;
  letter-spacing: 0;
}

.mascot {
  position: relative;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background:
    radial-gradient(circle at 32% 34%, rgba(255, 255, 255, 0.82), transparent 0.32rem),
    linear-gradient(150deg, #8effd8 0%, #61f0dc 52%, #37d4e7 100%);
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.18), 0 14px 32px rgba(55, 226, 244, 0.24);
}

.mascot::before,
.mascot::after {
  content: "";
  position: absolute;
  top: 14px;
  width: 4px;
  height: 8px;
  border-radius: 999px;
  background: #061019;
}

.mascot::before {
  left: 14px;
}

.mascot::after {
  right: 14px;
}

.smile {
  position: absolute;
  left: 13px;
  top: 23px;
  width: 14px;
  height: 7px;
  border-bottom: 3px solid #061019;
  border-radius: 0 0 999px 999px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-weight: 750;
}

.nav a {
  padding: 10px 12px;
  border-radius: 999px;
}

.nav a:hover,
.nav a[aria-current="page"] {
  color: var(--text);
  background: rgba(255, 255, 255, 0.08);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(280px, 0.95fr);
  gap: 48px;
  align-items: center;
  min-height: calc(100vh - 112px);
  padding: 56px 0 96px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  width: fit-content;
  margin: 0 0 20px;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.065);
  color: var(--mint);
  font-size: 0.82rem;
  font-weight: 850;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.04;
  letter-spacing: 0;
}

h1 {
  max-width: 760px;
  font-size: clamp(3.2rem, 8vw, 6.9rem);
  font-weight: 900;
}

h2 {
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 900;
}

h3 {
  font-size: 1.2rem;
  font-weight: 850;
}

p {
  margin: 0;
}

.lede {
  max-width: 680px;
  margin-top: 24px;
  color: var(--muted);
  font-size: clamp(1.05rem, 2vw, 1.28rem);
  font-weight: 650;
}

.hero-actions,
.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 18px;
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
  font-weight: 850;
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.18);
}

.button.primary {
  border-color: transparent;
  background: linear-gradient(135deg, var(--mint), var(--aqua), rgba(255, 208, 116, 0.82));
  color: #041018;
}

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

.phone-card,
.panel,
.legal-card {
  border: 1px solid var(--line);
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.13), rgba(255, 255, 255, 0.055)),
    rgba(4, 8, 18, 0.72);
  box-shadow: var(--shadow);
  backdrop-filter: blur(20px);
}

.phone-card {
  position: relative;
  overflow: hidden;
  min-height: 520px;
  padding: 26px;
  border-radius: 34px;
}

.phone-card::before {
  content: "";
  position: absolute;
  inset: -30%;
  background:
    radial-gradient(circle at 50% 28%, rgba(116, 255, 214, 0.17), transparent 10rem),
    radial-gradient(circle at 78% 72%, rgba(139, 99, 255, 0.14), transparent 12rem);
  pointer-events: none;
}

.app-preview {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 18px;
}

.preview-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  width: fit-content;
  padding: 7px 11px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--mint);
  font-size: 0.82rem;
  font-weight: 850;
}

.preview-title {
  margin-top: 16px;
  font-size: clamp(2.5rem, 6vw, 4.8rem);
  font-weight: 900;
  line-height: 0.98;
}

.sound-list {
  display: grid;
  gap: 12px;
  margin-top: 12px;
}

.sound-row {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr) 42px;
  align-items: center;
  gap: 14px;
  padding: 14px;
  border: 1px solid rgba(255, 255, 255, 0.11);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.075);
}

.wave-icon {
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  border-radius: 15px;
  background: linear-gradient(135deg, rgba(116, 255, 214, 0.22), rgba(139, 99, 255, 0.20));
  color: var(--mint);
  font-weight: 900;
}

.sound-row strong {
  display: block;
  font-size: 1.02rem;
  line-height: 1.2;
}

.sound-row span {
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 700;
}

.play {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--mint), var(--aqua));
  color: #041018;
  font-weight: 900;
}

.sections {
  display: grid;
  gap: 18px;
  padding: 20px 0 76px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.panel {
  min-height: 100%;
  padding: 24px;
  border-radius: 24px;
}

.panel p {
  margin-top: 10px;
  color: var(--muted);
  font-weight: 620;
}

.legal-layout {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  gap: 28px;
  align-items: start;
  padding: 56px 0 96px;
}

.legal-nav {
  position: sticky;
  top: 24px;
  display: grid;
  gap: 8px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.06);
}

.legal-nav a {
  padding: 10px 12px;
  border-radius: 14px;
  color: var(--muted);
  font-weight: 800;
}

.legal-nav a:hover,
.legal-nav a[aria-current="page"] {
  color: var(--text);
  background: rgba(255, 255, 255, 0.075);
}

.legal-card {
  padding: clamp(24px, 5vw, 52px);
  border-radius: 30px;
}

.legal-card h1 {
  font-size: clamp(2.4rem, 5vw, 4.4rem);
}

.legal-card h2 {
  margin-top: 34px;
  font-size: clamp(1.45rem, 3vw, 2.1rem);
}

.legal-card h3 {
  margin-top: 24px;
}

.legal-card p,
.legal-card li {
  color: var(--muted);
  font-weight: 620;
}

.legal-card p {
  margin-top: 14px;
}

.legal-card ul {
  display: grid;
  gap: 10px;
  margin: 16px 0 0;
  padding-left: 1.2rem;
}

.legal-card .meta {
  margin-top: 16px;
  color: var(--mint);
  font-weight: 850;
}

.notice {
  margin-top: 24px;
  padding: 18px;
  border: 1px solid rgba(255, 147, 109, 0.30);
  border-radius: 18px;
  background: rgba(255, 147, 109, 0.08);
}

.support-list {
  display: grid;
  gap: 14px;
  margin-top: 28px;
}

.support-item {
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.11);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.065);
}

.footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 30px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.09);
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 700;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.footer a {
  color: var(--text);
}

@media (max-width: 820px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .nav {
    width: 100%;
    overflow-x: auto;
    padding-bottom: 4px;
  }

  .hero,
  .legal-layout {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: 24px;
  }

  .grid {
    grid-template-columns: 1fr;
  }

  .legal-nav {
    position: static;
  }
}

@media (max-width: 560px) {
  .page {
    width: min(100% - 28px, 1120px);
  }

  .nav a {
    padding: 9px 10px;
  }

  .phone-card,
  .legal-card {
    border-radius: 24px;
  }

  .phone-card {
    min-height: 440px;
    padding: 20px;
  }

  .sound-row {
    grid-template-columns: 48px minmax(0, 1fr) 38px;
    padding: 12px;
  }

  .wave-icon {
    width: 48px;
    height: 48px;
  }

  .play {
    width: 38px;
    height: 38px;
  }

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

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

  .button:hover {
    transform: none;
  }
}