:root {
  --bg: #09090b;
  --bg-soft: #0f1115;
  --panel: rgba(255, 255, 255, 0.04);
  --panel-strong: rgba(255, 255, 255, 0.06);
  --line: rgba(255, 255, 255, 0.1);
  --text: #f5f7fa;
  --muted: #a8b0bb;
  --soft: #7f8792;
  --accent: #f5f7fa;
  --accent-contrast: #09090b;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.35);
  --radius: 24px;
  --radius-sm: 16px;
  --wrap: 1180px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at top, rgba(255, 255, 255, 0.06), transparent 24%),
    linear-gradient(180deg, #09090b 0%, #0b0d10 100%);
  color: var(--text);
}

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

button,
input {
  font: inherit;
}

.page {
  min-height: 100vh;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(18px);
  background: rgba(9, 9, 11, 0.72);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  gap: 20px;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 18px;
}

.brand {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

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

.header-link:hover {
  color: var(--text);
}

.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.03);
}

.lang-switch a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 42px;
  height: 34px;
  padding: 0 12px;
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 600;
  transition: background 0.18s ease, color 0.18s ease;
}

.lang-switch a:hover {
  color: var(--text);
}

.lang-switch a.active {
  background: var(--accent);
  color: var(--accent-contrast);
}

.hero {
  padding: 88px 0 64px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 32px;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.82rem;
  letter-spacing: 0.02em;
  background: rgba(255, 255, 255, 0.03);
  margin-bottom: 20px;
}

.hero-copy h1 {
  margin: 0 0 20px;
  font-size: clamp(2.8rem, 6vw, 5.2rem);
  line-height: 0.96;
  letter-spacing: -0.05em;
  max-width: 11ch;
}

.hero-text {
  margin: 0;
  max-width: 640px;
  color: var(--muted);
  font-size: 1.08rem;
  line-height: 1.7;
}

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 22px;
  border-radius: 14px;
  border: 1px solid transparent;
  transition: transform 0.18s ease, border-color 0.18s ease, background 0.18s ease;
  cursor: pointer;
}

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

.button-primary {
  background: var(--accent);
  color: var(--accent-contrast);
  font-weight: 600;
}

.button-secondary {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
}

.button-full {
  width: 100%;
}

.hero-note {
  margin-top: 18px;
  color: var(--soft);
  font-size: 0.95rem;
}

.hero-panel {
  display: flex;
  justify-content: flex-end;
}

.panel-card {
  width: 100%;
  max-width: 420px;
  padding: 28px;
  border-radius: 28px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.03));
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.panel-label {
  color: var(--soft);
  font-size: 0.88rem;
  margin-bottom: 18px;
}

.panel-row {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 18px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.panel-row:first-of-type {
  border-top: 0;
  padding-top: 0;
}

.panel-row span {
  color: var(--muted);
  line-height: 1.5;
}

.panel-row strong {
  font-size: 1.08rem;
  letter-spacing: -0.02em;
}

.section {
  padding: 72px 0;
}

.section-contrast {
  background: rgba(255, 255, 255, 0.02);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.section-head {
  max-width: 860px;
  margin-bottom: 28px;
}

.section-head h2 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.08;
  letter-spacing: -0.04em;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.feature-card,
.comparison-card,
.waitlist-form {
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.feature-card {
  padding: 24px;
}

.feature-card h3 {
  margin: 0 0 12px;
  font-size: 1.2rem;
  letter-spacing: -0.03em;
}

.feature-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

.comparison-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.comparison-card {
  padding: 24px;
}

.comparison-card h3 {
  margin: 0 0 14px;
  font-size: 1.15rem;
}

.comparison-card ul {
  margin: 0;
  padding-left: 20px;
  color: var(--muted);
  line-height: 1.8;
}

.comparison-card-muted {
  background: rgba(255, 255, 255, 0.03);
}

.comparison-card-accent {
  background: rgba(255, 255, 255, 0.06);
}

.waitlist-wrap {
  display: grid;
  grid-template-columns: 1fr 460px;
  gap: 28px;
  align-items: start;
}

.waitlist-copy h2 {
  margin: 0 0 14px;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.08;
  letter-spacing: -0.04em;
}

.waitlist-copy p {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
  max-width: 620px;
}

.waitlist-form {
  padding: 24px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 16px;
}

.field label {
  font-size: 0.95rem;
  color: var(--muted);
}

.field input {
  min-height: 52px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: var(--bg-soft);
  color: var(--text);
  padding: 0 16px;
  outline: none;
}

.field input:focus {
  border-color: rgba(255, 255, 255, 0.22);
}

.form-message {
  min-height: 24px;
  margin: 14px 0 0;
  color: var(--muted);
  line-height: 1.5;
}

.site-footer {
  padding: 24px 0 32px;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  color: var(--soft);
  font-size: 0.94rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding-top: 24px;
}

@media (max-width: 980px) {
  .hero-grid,
  .waitlist-wrap,
  .comparison-grid,
  .feature-grid {
    grid-template-columns: 1fr;
  }

  .hero-copy h1 {
    max-width: 100%;
  }

  .hero-panel {
    justify-content: stretch;
  }

  .panel-card {
    max-width: none;
  }
}

@media (max-width: 640px) {
  .hero {
    padding: 64px 0 40px;
  }

  .section {
    padding: 56px 0;
  }

  .header-inner {
    min-height: 64px;
    align-items: flex-start;
    padding: 12px 0;
  }

  .header-right {
    flex-direction: column;
    align-items: flex-end;
    gap: 12px;
  }

  .footer-inner {
    flex-direction: column;
  }
}