@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap");

:root {
  color-scheme: light;
  --color-bg: #f5f7fa;
  --color-surface: #ffffff;
  --color-card: #ffffff;
  --color-card-alt: #eef2fb;
  --color-border: #d8dce5;
  --color-border-faint: rgba(16, 24, 40, 0.08);
  --color-text: #0e1117;
  --color-muted: #586475;
  --color-eyebrow: #0046ff;
  --color-accent: #0046ff;
  --color-accent-strong: #08c7b5;
  --color-accent-pass: #08c7b5;
  --color-accent-fail: #ff3b30;
  --color-accent-unverified: #ffb400;
  --color-divider: #d8dce5;
  --color-glow: rgba(0, 70, 255, 0.12);
  --color-card-shadow: 0 20px 80px rgba(14, 17, 23, 0.08);
  --color-nav-surface: rgba(255, 255, 255, 0.9);
  --color-nav-border: rgba(14, 17, 23, 0.08);
  --landing-backdrop: radial-gradient(circle at top, rgba(0, 70, 255, 0.08), var(--color-bg));

  --panel-bg: rgba(255, 255, 255, 0.78);
  --panel-border: var(--color-border-faint);
  --shadow: var(--color-card-shadow);
  --button-shadow-hover: 0 26px 80px rgba(14, 17, 23, 0.16);

  --ink: var(--color-text);
  --muted: var(--color-muted);
  --accent: var(--color-accent);
}

@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --color-bg: #12141b;
    --color-surface: #181e24;
    --color-card: #181e24;
    --color-card-alt: #101823;
    --color-border: #2e3239;
    --color-border-faint: rgba(76, 143, 255, 0.22);
    --color-text: #eaf1ff;
    --color-muted: #9ca8c5;
    --color-eyebrow: #4c8fff;
    --color-accent: #4c8fff;
    --color-accent-strong: #06a6a2;
    --color-accent-pass: #06a6a2;
    --color-accent-fail: #ff5a5a;
    --color-accent-unverified: #fcc666;
    --color-divider: #2e3239;
    --color-glow: rgba(76, 143, 255, 0.22);
    --color-card-shadow: 0 20px 80px rgba(0, 0, 0, 0.45);
    --color-nav-surface: rgba(6, 9, 18, 0.92);
    --color-nav-border: rgba(76, 143, 255, 0.32);
    --landing-backdrop: radial-gradient(circle at top, rgba(4, 8, 18, 0.9), var(--color-bg));

    --panel-bg: rgba(24, 30, 36, 0.82);
    --panel-border: rgba(76, 143, 255, 0.22);
    --button-shadow-hover: 0 26px 80px rgba(0, 0, 0, 0.55);
  }
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--color-text);
  background: var(--landing-backdrop);
  min-height: 100vh;
}

.theme-suite {
  --accent: var(--color-accent);
}

.theme-recorder {
  --accent: var(--color-accent-strong);
}

.theme-vault {
  --accent: var(--color-accent);
}

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

.ambient {
  position: fixed;
  inset: 0;
  background: radial-gradient(circle at 20% 15%, var(--color-glow), transparent 52%),
    radial-gradient(circle at 85% 30%, rgba(8, 199, 181, 0.14), transparent 45%),
    var(--landing-backdrop);
  z-index: -2;
}

.site-header {
  position: sticky;
  top: 0;
  backdrop-filter: blur(10px);
  background: var(--color-nav-surface);
  border-bottom: 1px solid var(--color-nav-border);
  z-index: 10;
}

.nav {
  max-width: 1180px;
  margin: 0 auto;
  padding: 20px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.logo {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-eyebrow);
}

.nav-links {
  display: flex;
  gap: 18px;
  font-size: 0.95rem;
  color: var(--color-muted);
}

.nav-cta {
  display: flex;
  gap: 12px;
}

.button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: 999px;
  background: var(--accent);
  color: #ffffff;
  font-weight: 600;
  box-shadow: var(--shadow);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.button:hover {
  transform: translateY(-2px);
  box-shadow: var(--button-shadow-hover);
}

.button.ghost {
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--color-border);
  box-shadow: none;
}

main {
  max-width: 1180px;
  margin: 0 auto;
  padding: 32px;
}

.hero {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 40px;
  padding: 60px 0 80px;
}

.hero.compact {
  padding-bottom: 60px;
}

.hero-copy h1 {
  font-size: clamp(2.6rem, 3.6vw, 3.6rem);
  margin: 8px 0 18px;
  letter-spacing: -0.02em;
}

.lead {
  font-size: 1.1rem;
  color: var(--color-muted);
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  gap: 16px;
  margin-top: 28px;
  flex-wrap: wrap;
}

.store-row {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 18px;
  flex-wrap: wrap;
}

.store-badge {
  display: inline-flex;
  align-items: center;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid var(--panel-border);
  background: rgba(0, 0, 0, 0.35);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.store-badge:hover {
  transform: translateY(-2px);
  box-shadow: var(--button-shadow-hover);
}

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

.store-soon {
  display: inline-flex;
  align-items: center;
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid var(--panel-border);
  background: var(--panel-bg);
  color: var(--color-muted);
  font-weight: 600;
  white-space: nowrap;
}

.hero-visual {
  position: relative;
  min-height: 320px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.orb {
  position: absolute;
  border-radius: 50%;
  animation: float 8s ease-in-out infinite;
}

.orb.core {
  width: 220px;
  height: 220px;
  background: radial-gradient(circle, rgba(76, 143, 255, 0.42), transparent 70%);
}

.orb.ring {
  width: 320px;
  height: 320px;
  border: 1px dashed var(--color-border);
}

.orb.trail {
  width: 140px;
  height: 140px;
  background: radial-gradient(circle, rgba(8, 199, 181, 0.32), transparent 70%);
  animation-delay: -2s;
}

.system-card {
  position: relative;
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  padding: 24px;
  border-radius: 24px;
  box-shadow: var(--shadow);
  max-width: 320px;
  z-index: 2;
}

.label {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.7rem;
  color: var(--color-muted);
  font-weight: 600;
}

.section {
  padding: 60px 0;
}

.section-title h2,
.section-title p {
  margin: 0;
}

.section-title p {
  color: var(--color-muted);
  margin-top: 12px;
}

.grid {
  display: grid;
  gap: 24px;
}

.faq {
  margin-top: 32px;
}

.faq summary {
  cursor: pointer;
  font-weight: 600;
  list-style: none;
}

.faq summary::-webkit-details-marker {
  display: none;
}

.faq details p {
  margin: 14px 0 0;
  color: var(--color-muted);
  line-height: 1.65;
}

.cards {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  margin-top: 32px;
}

.card {
  padding: 28px;
  border-radius: 24px;
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  box-shadow: var(--shadow);
}

.card h3 {
  margin-top: 12px;
  margin-bottom: 12px;
}

.text-link {
  display: inline-block;
  margin-top: 14px;
  color: var(--accent);
  font-weight: 600;
}

.status {
  display: inline-block;
  margin-top: 14px;
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--color-card-alt);
  border: 1px solid var(--panel-border);
  font-size: 0.8rem;
  font-weight: 600;
}

.system {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 28px;
  align-items: center;
}

.system-copy p {
  color: var(--muted);
  line-height: 1.6;
}

.pill-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 18px;
}

.pill {
  padding: 8px 14px;
  border-radius: 999px;
  background: var(--color-card-alt);
  border: 1px solid var(--panel-border);
  font-size: 0.85rem;
  font-weight: 600;
}

.system-steps {
  display: grid;
  gap: 18px;
}

.step {
  padding: 20px;
  border-radius: 18px;
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
}

.step-num {
  font-weight: 700;
  color: var(--accent);
}

.highlight-card {
  display: grid;
  gap: 28px;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  padding: 32px;
  border-radius: 28px;
  background: linear-gradient(135deg, rgba(0, 70, 255, 0.14), rgba(8, 199, 181, 0.14));
  border: 1px solid var(--panel-border);
  box-shadow: var(--shadow);
}

.highlight-stats {
  display: grid;
  gap: 18px;
}

.cta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  padding: 32px;
  border-radius: 28px;
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  box-shadow: var(--shadow);
}

.footer {
  display: flex;
  justify-content: space-between;
  padding: 32px;
  border-top: 1px solid var(--color-nav-border);
  background: var(--color-nav-surface);
}

.footer a {
  margin-left: 18px;
  color: var(--muted);
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.7rem;
  color: var(--muted);
  font-weight: 600;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes float {
  0% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-14px);
  }
  100% {
    transform: translateY(0px);
  }
}

@media (max-width: 900px) {
  .nav {
    flex-direction: column;
    align-items: flex-start;
  }

  .nav-links {
    flex-wrap: wrap;
  }

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

  .footer {
    flex-direction: column;
    gap: 12px;
  }
}

@media (max-width: 600px) {
  main {
    padding: 24px;
  }

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

  .nav-cta {
    width: 100%;
    flex-wrap: wrap;
  }
}