:root {
  --bg: #07111f;
  --bg-soft: #0d1728;
  --panel: rgba(20, 32, 50, 0.72);
  --panel-strong: rgba(18, 28, 44, 0.9);
  --border: rgba(255, 255, 255, 0.09);
  --text: #eef4ff;
  --muted: #aebbd1;
  --accent: #5ca0ff;
  --accent-strong: #7ab2ff;
  --shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
  --radius: 22px;
  --radius-sm: 16px;
  --container: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family:
    Inter,
    Segoe UI,
    Arial,
    sans-serif;
  background:
    radial-gradient(circle at top, rgba(84, 142, 255, 0.18), transparent 32%),
    linear-gradient(180deg, #08111d 0%, #0b1420 100%);
  color: var(--text);
  line-height: 1.6;
}

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

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

ol,
ul {
  padding-left: 1.2rem;
}

.container {
  width: min(var(--container), calc(100% - 32px));
  margin: 0 auto;
}

.narrow {
  width: min(850px, calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(16px);
  background: rgba(5, 11, 20, 0.55);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 78px;
  gap: 20px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-logo {
  width: 38px;
  height: 38px;
  border-radius: 12px;
}

.brand-name {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.nav-link {
  color: var(--muted);
  font-size: 0.95rem;
}

.nav-link:hover,
.active-link {
  color: var(--text);
}

.hero {
  padding: 72px 0 40px;
}

.page-hero {
  padding: 72px 0 18px;
}

.page-title {
  max-width: none;
  font-size: clamp(2.3rem, 4.5vw, 4rem);
}

.page-text {
  max-width: 60ch;
  color: var(--muted);
  font-size: 1.05rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 28px;
  align-items: center;
}

.eyebrow {
  display: inline-block;
  margin-bottom: 14px;
  color: var(--accent-strong);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0 0 12px;
  line-height: 1.1;
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4.6rem);
  letter-spacing: -0.04em;
  max-width: 12ch;
}

h2 {
  font-size: clamp(1.9rem, 4vw, 3rem);
  letter-spacing: -0.03em;
}

h3 {
  font-size: 1.15rem;
}

.hero-text,
.section-heading p,
.card p,
.site-footer p,
.page-text {
  color: var(--muted);
}

.hero-text {
  max-width: 58ch;
  font-size: 1.05rem;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.hero-actions.centered {
  justify-content: center;
}

.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.hero-points span {
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--muted);
  font-size: 0.92rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 999px;
  font-weight: 700;
  transition: 0.2s ease;
  border: 1px solid transparent;
}

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

.button-primary {
  background: linear-gradient(180deg, #6baaff 0%, #4b8ef0 100%);
  color: #06111f;
  box-shadow: 0 10px 30px rgba(88, 145, 255, 0.3);
}

.button-secondary {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.1);
  color: var(--text);
}

.section {
  padding: 44px 0;
}

.section-heading {
  margin-bottom: 28px;
}

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow);
}

.hero-shot {
  padding: 16px;
}

.hero-shot img,
.screenshot-card img {
  border-radius: 16px;
}

.trust-strip {
  padding: 10px 0 30px;
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.trust-item {
  padding: 24px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid rgba(255, 255, 255, 0.07);
}

.trust-item strong {
  display: block;
  margin-bottom: 8px;
  font-size: 1rem;
}

.trust-item p {
  margin: 0;
  color: var(--muted);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.feature-card {
  padding: 22px;
}

.feature-card p {
  margin: 0;
}

.screenshot-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.screenshot-card {
  padding: 14px;
}

.screenshot-card img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: contain;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.02);
}

.screenshot-card p {
  margin: 14px 4px 4px;
  color: var(--text);
  font-weight: 600;
}

.privacy-card,
.cta-card,
.doc-card,
.faq-item,
.version-card,
.note-card {
  padding: 28px;
}

.doc-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 18px;
}

.doc-card ol,
.doc-card ul,
.doc-card p {
  margin-bottom: 0;
}

.prose {
  display: grid;
  gap: 18px;
}

.prose h2 {
  font-size: clamp(1.35rem, 2.5vw, 1.8rem);
  margin-top: 14px;
  margin-bottom: 6px;
}

.prose p,
.prose li {
  color: var(--muted);
}

.note-card {
  margin-bottom: 10px;
}

.note-card strong {
  display: block;
  margin-bottom: 8px;
}

.faq-list,
.changelog-list {
  display: grid;
  gap: 18px;
}

.faq-item p,
.version-card li {
  margin-bottom: 0;
}

.version-label {
  display: inline-flex;
  padding: 8px 12px;
  border-radius: 999px;
  margin-bottom: 14px;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--accent-strong);
  background: rgba(92, 160, 255, 0.12);
  border: 1px solid rgba(92, 160, 255, 0.18);
}

.cta-card {
  text-align: center;
}

.site-footer {
  padding: 28px 0 42px;
}

.footer-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  border-top: 1px solid rgba(255, 255, 255, 0.07);
  padding-top: 24px;
}

.footer-links {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

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

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

@media (max-width: 980px) {
  .hero-grid,
  .feature-grid,
  .screenshot-grid,
  .trust-grid,
  .doc-grid {
    grid-template-columns: 1fr;
  }

  .nav {
    align-items: flex-start;
    padding: 16px 0;
    flex-direction: column;
  }

  h1 {
    max-width: none;
  }
}

@media (max-width: 640px) {
  .hero,
  .page-hero {
    padding-top: 44px;
  }

  .button {
    width: 100%;
  }

  .hero-actions {
    flex-direction: column;
  }
}