:root {
  --bg-base: #0e1730;
  --bg-surface: rgba(17, 27, 50, 0.74);
  --bg-surface-strong: rgba(20, 31, 58, 0.92);
  --border-subtle: rgba(98, 120, 173, 0.18);
  --border-strong: rgba(75, 99, 243, 0.24);
  --text-primary: #f1f5fb;
  --text-secondary: rgba(220, 228, 240, 0.82);
  --text-tertiary: rgba(177, 187, 203, 0.66);
  --accent-blue: #4b63f3;
  --accent-cta: #e8ff3e;
  --accent-cta-hover: #dcef3c;
  --text-dark: #0c1325;
  --shadow-soft: 0 24px 64px rgba(3, 8, 20, 0.26);
  --font-display: "Syne", "DM Sans", system-ui, sans-serif;
  --font-body: "DM Sans", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;
  --radius-lg: 18px;
  --radius-md: 12px;
  --radius-sm: 10px;
  --container-width: 720px;
}

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

html,
body {
  min-height: 100%;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at top, rgba(75, 99, 243, 0.12), transparent 34%),
    linear-gradient(180deg, #101a35 0%, #0e1730 100%);
  color: var(--text-primary);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

.page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 32px 20px;
}

.shell {
  width: min(100%, var(--container-width));
  padding: 44px 42px 36px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
  background:
    linear-gradient(180deg, rgba(18, 28, 52, 0.9), rgba(14, 23, 48, 0.96)),
    var(--bg-surface);
  box-shadow: var(--shadow-soft);
  position: relative;
  overflow: hidden;
}

.shell::before {
  content: "";
  position: absolute;
  top: 0;
  left: 36px;
  right: 36px;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(75, 99, 243, 0.28), transparent);
  pointer-events: none;
}

.brand-lockup {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  width: fit-content;
  margin-bottom: 36px;
}

.brand-lockup__mark {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
  display: block;
}

.brand-lockup__word {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--text-primary);
}

.intro {
  margin-bottom: 30px;
}

.eyebrow {
  margin: 0 0 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-tertiary);
}

h1 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(38px, 6vw, 56px);
  line-height: 0.98;
  letter-spacing: -0.035em;
  max-width: 11ch;
}

.subheadline {
  margin: 18px 0 0;
  max-width: 58ch;
  font-size: 17px;
  line-height: 1.58;
  color: var(--text-secondary);
}

.actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  font-size: 15px;
  font-weight: 500;
  transition:
    transform 150ms ease-out,
    background-color 150ms ease-out,
    border-color 150ms ease-out,
    color 150ms ease-out;
}

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

.btn--primary {
  background: var(--accent-cta);
  color: var(--text-dark);
}

.btn--primary:hover {
  background: var(--accent-cta-hover);
}

.btn--secondary {
  background: rgba(255, 255, 255, 0.02);
  border-color: rgba(98, 120, 173, 0.22);
  color: var(--text-primary);
}

.btn--secondary:hover {
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--border-strong);
}

.btn:focus-visible,
.company__details a:focus-visible {
  outline: 2px solid rgba(75, 99, 243, 0.7);
  outline-offset: 3px;
}

.access-note {
  margin: 0 0 30px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-tertiary);
}

.company {
  padding-top: 24px;
  border-top: 1px solid rgba(98, 120, 173, 0.14);
}

.company__label {
  margin: 0 0 12px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-tertiary);
}

.company__details {
  display: grid;
  gap: 6px;
  font-style: normal;
  font-size: 14px;
  line-height: 1.55;
  color: var(--text-secondary);
}

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

.company__details a:hover {
  color: var(--text-primary);
}

.company__copyright {
  margin: 18px 0 0;
  font-size: 12px;
  color: var(--text-tertiary);
}

@media (max-width: 640px) {
  .page {
    padding: 20px 14px;
  }

  .shell {
    padding: 32px 24px 28px;
  }

  .brand-lockup {
    margin-bottom: 28px;
  }

  .subheadline {
    font-size: 16px;
  }

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

  .btn {
    width: 100%;
  }
}