:root {
  --st-ink: #1f2a32;
  --st-primary: #38444b;
  --st-muted: #6b7780;
  --st-accent: #c8d463;
  --st-surface: #f4f7f8;
  --st-border: #dce2e4;
  --st-white: #ffffff;
  --st-shadow: 0 1px 2px rgba(56, 68, 75, 0.06), 0 8px 24px rgba(56, 68, 75, 0.05);
  --st-max: 72rem;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--st-white);
  color: var(--st-primary);
  font-family: Inter, ui-sans-serif, system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, .st-display { font-family: Montserrat, ui-sans-serif, system-ui, sans-serif; }

a { color: inherit; }

.st-wrap {
  width: min(100% - 2rem, var(--st-max));
  margin-inline: auto;
}

.st-header {
  position: sticky;
  top: 0;
  z-index: 30;
  border-bottom: 1px solid var(--st-border);
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(8px);
}

.st-header-bar {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 1rem;
  padding: 0.75rem 0;
}

.st-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 0;
  text-decoration: none;
}

.st-logo svg { width: 2.5rem; height: 2.5rem; flex-shrink: 0; }

.st-logo-name {
  font-family: Montserrat, sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--st-primary);
}

.st-logo-name span { color: var(--st-accent); }

.st-actions { display: flex; align-items: center; gap: 0.5rem; }

.st-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  height: 2.25rem;
  padding: 0 1rem;
  border-radius: 0.5rem;
  background: var(--st-primary);
  color: var(--st-white);
  font-size: 0.875rem;
  font-weight: 500;
  text-decoration: none;
  box-shadow: 0 1px 2px rgba(56, 68, 75, 0.12);
}

.st-btn:hover { background: #2c363c; }

.st-btn--lg { height: 2.5rem; padding: 0 2rem; }

.st-btn--ghost {
  background: transparent;
  color: var(--st-primary);
  box-shadow: none;
}

.st-btn--ghost:hover { background: var(--st-accent); color: var(--st-ink); }

.st-btn:focus-visible {
  outline: 2px solid var(--st-accent);
  outline-offset: 2px;
}

.st-btn svg { width: 1rem; height: 1rem; }

.st-hero { background: var(--st-ink); color: var(--st-white); }

.st-hero-grid {
  display: grid;
  gap: 3rem;
  padding: 5rem 0;
}

.st-kicker {
  margin: 0;
  color: var(--st-accent);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.34em;
  text-transform: uppercase;
}

.st-hero h1 {
  margin: 1.25rem 0 0;
  font-size: clamp(2.25rem, 5vw, 3.75rem);
  font-weight: 700;
  line-height: 1.1;
}

.st-hero-lead {
  max-width: 36rem;
  margin: 1.25rem 0 0;
  color: rgba(255, 255, 255, 0.7);
  font-size: 1.125rem;
}

.st-hero-actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 2rem; }

.st-note { margin: 1.5rem 0 0; color: rgba(255, 255, 255, 0.5); font-size: 0.875rem; }

.st-panel {
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 1rem;
  background: rgba(255, 255, 255, 0.05);
  padding: 1.5rem;
}

.st-panel-kicker {
  margin: 0;
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.st-panel h2 { margin: 0.5rem 0 0; font-size: 1.25rem; font-weight: 600; }

.st-panel > p { margin: 0.25rem 0 0; color: rgba(255, 255, 255, 0.7); font-size: 0.875rem; }

.st-tasks { list-style: none; margin: 1.25rem 0 0; padding: 0; display: grid; gap: 0.5rem; }

.st-tasks li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  border-radius: 0.5rem;
  background: rgba(255, 255, 255, 0.05);
  padding: 0.625rem 0.75rem;
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.875rem;
}

.st-count {
  display: grid;
  place-items: center;
  width: 1.75rem;
  height: 1.75rem;
  flex-shrink: 0;
  border-radius: 0.375rem;
  background: var(--st-accent);
  color: var(--st-ink);
  font-family: Montserrat, sans-serif;
  font-size: 0.875rem;
  font-weight: 700;
}

.st-section { padding: 4rem 0; }

.st-section--line { border-bottom: 1px solid var(--st-border); }

.st-section--surface { background: var(--st-surface); }

.st-section h2 {
  margin: 0;
  max-width: 40rem;
  font-size: clamp(1.5rem, 3vw, 1.875rem);
  font-weight: 700;
}

.st-cards, .st-features, .st-stats {
  display: grid;
  gap: 1rem;
  margin-top: 2rem;
}

.st-card, .st-feature, .st-omie {
  border: 1px solid var(--st-border);
  border-radius: 0.75rem;
  background: var(--st-white);
  box-shadow: var(--st-shadow);
}

.st-card, .st-feature { padding: 1.5rem; }

.st-card h3, .st-feature h3 {
  margin: 0;
  font-size: 1rem;
  font-weight: 600;
}

.st-card p, .st-feature p, .st-omie p {
  margin: 0.5rem 0 0;
  color: var(--st-muted);
  font-size: 0.875rem;
}

.st-feature svg { width: 1.25rem; height: 1.25rem; color: var(--st-accent); }

.st-feature h3 { margin-top: 1rem; }

.st-flow {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: 2rem;
}

.st-flow-step {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.st-step {
  width: 100%;
  border: 1px solid var(--st-border);
  border-radius: 0.75rem;
  background: var(--st-white);
  box-shadow: var(--st-shadow);
  padding: 1rem;
  text-align: center;
  font-family: Montserrat, sans-serif;
  font-size: 0.875rem;
  font-weight: 600;
}

.st-flow-step svg { width: 1rem; height: 1rem; flex-shrink: 0; color: var(--st-muted); transform: rotate(90deg); }

.st-ink { background: var(--st-ink); color: var(--st-white); }

.st-ink-lead { max-width: 40rem; margin: 0.75rem 0 0; color: rgba(255, 255, 255, 0.7); }

.st-stat {
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 0.75rem;
  background: rgba(255, 255, 255, 0.05);
  padding: 1.25rem;
}

.st-stat svg { width: 1rem; height: 1rem; color: var(--st-accent); }

.st-stat p { margin: 0.75rem 0 0; color: rgba(255, 255, 255, 0.5); font-size: 0.75rem; letter-spacing: 0.04em; text-transform: uppercase; }

.st-stat strong {
  display: block;
  margin-top: 0.25rem;
  font-family: Montserrat, sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--st-white);
  letter-spacing: 0;
  text-transform: none;
}

.st-disclaimer { margin: 1.5rem 0 0; color: rgba(255, 255, 255, 0.4); font-size: 0.75rem; }

.st-omie { border-radius: 1rem; padding: 2rem; }

.st-omie h2 { max-width: none; }

.st-omie .st-btn { margin-top: 1.5rem; }

.st-footer { border-top: 1px solid var(--st-border); background: var(--st-surface); }

.st-footer-bar {
  display: grid;
  gap: 1rem;
  padding: 2.5rem 0;
}

.st-footer svg { width: 2rem; height: 2rem; }

.st-footer p { margin: 0; color: var(--st-muted); font-size: 0.875rem; }

.st-footer strong { color: var(--st-primary); font-family: Montserrat, sans-serif; }

.st-footer a { color: var(--st-primary); }

@media (min-width: 640px) {
  .st-wrap { width: min(100% - 3rem, var(--st-max)); }
  .st-features { grid-template-columns: 1fr 1fr; }
  .st-stats { grid-template-columns: 1fr 1fr; }
  .st-footer-bar { grid-template-columns: auto minmax(0, 1fr); align-items: center; }
  .st-enter { display: inline-flex; }
}

@media (max-width: 639px) {
  .st-enter { display: none; }
}

@media (min-width: 768px) {
  .st-cards { grid-template-columns: repeat(3, 1fr); }
  .st-flow { flex-direction: row; align-items: center; }
  .st-flow-step { flex: 1; }
  .st-flow-step svg { transform: none; }
}

@media (min-width: 1024px) {
  .st-hero-grid { grid-template-columns: 1.1fr 0.9fr; align-items: center; padding: 7rem 0; }
  .st-features { grid-template-columns: repeat(3, 1fr); }
  .st-stats { grid-template-columns: repeat(4, 1fr); }
  .st-section { padding: 5rem 0; }
}