:root {
  color-scheme: dark;
  --bg: #0c1018;
  --surface: #141b28;
  --panel: #1a2436;
  --inset: #101620;
  --text: #e8eef8;
  --text-dim: #7f8da3;
  --border: #2a3548;
  --border-light: #35435c;
  --accent: #4d9fff;
  --accent-hover: #6eb1ff;
  --accent-glow: rgb(77 159 255 / 22%);
  --on-accent: #0a0e14;
  --radius: 8px;
  --max-w: 960px;
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  font-size: 16px;
  line-height: 1.6;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  color: var(--accent-hover);
  text-decoration: underline;
}

.container {
  width: min(100% - 32px, var(--max-w));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgb(12 16 24 / 92%);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  text-decoration: none;
  font-weight: 600;
  font-size: 15px;
}

.logo:hover {
  color: var(--text);
  text-decoration: none;
}

.logo img {
  width: 32px;
  height: 32px;
  border-radius: 6px;
}

.logo__text {
  display: flex;
  flex-direction: column;
  gap: 1px;
  line-height: 1.15;
}

.logo__name {
  font-family: 'Consolas', 'Cascadia Mono', 'Courier New', monospace;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
}

.logo__accent {
  color: var(--accent);
}

.logo__by {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.hidden {
  display: none !important;
}

.hero__brand {
  margin: 0 0 12px;
}

.hero__name {
  display: block;
  font-family: 'Consolas', 'Cascadia Mono', 'Courier New', monospace;
  font-size: clamp(36px, 7vw, 52px);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.1;
  color: var(--text);
}

.hero__name-accent {
  color: var(--accent);
}

.hero__by-line {
  display: block;
  margin-top: 10px;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.hero__by-line a {
  color: var(--accent);
  text-decoration: none;
}

.hero__by-line a:hover {
  color: var(--accent-hover);
  text-decoration: underline;
}

.nav {
  display: flex;
  align-items: center;
  gap: 20px;
}

.nav a {
  color: var(--text-dim);
  font-size: 14px;
  text-decoration: none;
}

.nav a:hover {
  color: var(--accent);
  text-decoration: none;
}

.lang-switch {
  display: flex;
  gap: 4px;
  padding: 3px;
  background: var(--inset);
  border: 1px solid var(--border);
  border-radius: 6px;
}

.lang-switch button {
  padding: 4px 10px;
  border: none;
  border-radius: 4px;
  background: transparent;
  color: var(--text-dim);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  text-transform: uppercase;
}

.lang-switch button.active {
  background: var(--accent);
  color: var(--on-accent);
}

.hero {
  padding: 64px 0 48px;
  text-align: center;
}

.hero__icon {
  width: 96px;
  height: 96px;
  border-radius: 16px;
  margin-bottom: 24px;
  box-shadow: 0 8px 32px rgb(0 0 0 / 40%);
}

.hero h1 {
  margin: 0 0 12px;
  font-size: clamp(28px, 5vw, 40px);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.hero h1 span {
  color: var(--accent);
}

.hero__tagline {
  margin: 0 auto 32px;
  max-width: 520px;
  font-size: 18px;
  color: var(--text-dim);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border: none;
  border-radius: var(--radius);
  background: var(--accent);
  color: var(--on-accent);
  font-size: 15px;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  transition: background 0.15s;
}

.btn:hover {
  background: var(--accent-hover);
  color: var(--on-accent);
  text-decoration: none;
}

.btn--ghost {
  background: transparent;
  border: 1px solid var(--border-light);
  color: var(--text);
}

.btn--ghost:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: var(--accent-glow);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-bottom: 16px;
}

.hero__note {
  font-size: 13px;
  color: var(--text-dim);
}

section {
  padding: 48px 0;
}

.section-title {
  margin: 0 0 32px;
  font-size: 24px;
  font-weight: 700;
  text-align: center;
}

.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
}

.feature-card {
  padding: 24px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.feature-card h3 {
  margin: 0 0 8px;
  font-size: 16px;
  color: var(--accent);
}

.feature-card p {
  margin: 0;
  font-size: 14px;
  color: var(--text-dim);
}

.screenshots {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}

.screenshot-card {
  margin: 0;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.screenshot-card img {
  display: block;
  width: 100%;
  aspect-ratio: 420 / 520;
  object-fit: cover;
  object-position: top;
}

.screenshot-card figcaption {
  padding: 10px 12px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-align: center;
  color: var(--text-dim);
  border-top: 1px solid var(--border);
}

.privacy-teaser {
  padding: 32px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-align: center;
}

.privacy-teaser p {
  margin: 0 0 16px;
  color: var(--text-dim);
  max-width: 560px;
  margin-inline: auto;
}

.site-footer {
  padding: 32px 0;
  border-top: 1px solid var(--border);
  text-align: center;
  font-size: 14px;
  color: var(--text-dim);
}

.site-footer p {
  margin: 0 0 8px;
}

.site-footer a {
  margin: 0 8px;
}

.page-header {
  padding: 48px 0 24px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 32px;
}

.page-header h1 {
  margin: 0 0 8px;
  font-size: 28px;
}

.page-header p {
  margin: 0;
  color: var(--text-dim);
  font-size: 14px;
}

.legal {
  padding-bottom: 64px;
}

.legal section {
  padding: 0 0 40px;
}

.legal h2 {
  margin: 0 0 16px;
  font-size: 22px;
  color: var(--accent);
  padding-top: 8px;
}

.legal h3 {
  margin: 24px 0 8px;
  font-size: 16px;
}

.legal p,
.legal li {
  color: var(--text-dim);
  font-size: 15px;
}

.legal ul {
  padding-left: 20px;
}

.legal table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
  font-size: 14px;
}

.legal th,
.legal td {
  padding: 10px 12px;
  border: 1px solid var(--border);
  text-align: left;
}

.legal th {
  background: var(--panel);
  color: var(--text);
}

.legal hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 40px 0;
}

.legal code {
  background: var(--inset);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 13px;
}

@media (max-width: 600px) {
  .nav {
    display: none;
  }

  .hero {
    padding-top: 40px;
  }
}