:root {
  --bg: #080b10;
  --bg-elevated: #0f141c;
  --card: #121922;
  --line: #243041;
  --text: #e8eef6;
  --muted: #98a8ba;
  --accent: #06b6d4;
  --accent-strong: #0891b2;
  --max: 1100px;
  --radius: 14px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: radial-gradient(1200px 600px at 75% -20%, rgba(6, 182, 212, 0.12), transparent 55%), var(--bg);
  color: var(--text);
  line-height: 1.5;
}

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

.site-header {
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(8, 11, 16, 0.85);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 10;
}

.nav-wrap {
  min-height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-weight: 650;
}

.brand-dot {
  width: 0.7rem;
  height: 0.7rem;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 20px rgba(6, 182, 212, 0.6);
}

.nav-link {
  text-decoration: none;
  color: var(--text);
  border: 1px solid var(--line);
  padding: 0.5rem 0.85rem;
  border-radius: 9px;
  transition: border-color 0.2s ease, color 0.2s ease;
}

.nav-link:hover {
  color: var(--accent);
  border-color: var(--accent);
}

.hero {
  padding: 4rem 0 3rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 2rem;
  align-items: start;
}

.eyebrow {
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.09em;
  font-size: 0.78rem;
  margin-bottom: 1rem;
  font-weight: 600;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.6rem);
  line-height: 1.05;
  margin: 0 0 1rem;
}

.subheadline {
  color: var(--muted);
  font-size: 1.08rem;
  max-width: 60ch;
  margin-bottom: 1.25rem;
}

.social-proof {
  display: inline-block;
  border: 1px solid rgba(6, 182, 212, 0.3);
  background: rgba(6, 182, 212, 0.09);
  color: #c8f7ff;
  border-radius: 999px;
  padding: 0.55rem 0.95rem;
  font-size: 0.93rem;
}

.waitlist-card {
  background: linear-gradient(180deg, rgba(18, 25, 34, 0.95), rgba(15, 20, 28, 0.98));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.25rem;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.28);
}

.waitlist-card h2 {
  margin-top: 0;
  margin-bottom: 0.45rem;
}

.card-intro {
  color: var(--muted);
  margin-top: 0;
  margin-bottom: 1rem;
  font-size: 0.95rem;
}

label {
  display: block;
  margin-bottom: 0.36rem;
  margin-top: 0.8rem;
  font-size: 0.88rem;
  color: #ced8e6;
}

input,
textarea {
  width: 100%;
  background: #0a1017;
  color: var(--text);
  border: 1px solid #29384b;
  border-radius: 10px;
  padding: 0.7rem 0.78rem;
  font: inherit;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

input:focus,
textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(6, 182, 212, 0.16);
}

button {
  width: 100%;
  margin-top: 1rem;
  padding: 0.8rem 1rem;
  border-radius: 10px;
  border: 1px solid transparent;
  background: var(--accent);
  color: #041016;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.2s ease, transform 0.06s ease;
}

button:hover {
  background: var(--accent-strong);
}

button:active {
  transform: translateY(1px);
}

button:disabled {
  opacity: 0.7;
  cursor: wait;
}

.form-message {
  min-height: 1.2rem;
  margin-top: 0.65rem;
  font-size: 0.9rem;
  color: var(--muted);
}

.form-message.success {
  color: #7dd3fc;
}

.form-message.error {
  color: #fda4af;
}

.counter-row {
  margin-top: 1rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.counter {
  color: var(--accent);
  font-weight: 700;
}

.how-it-works {
  padding: 2rem 0 4rem;
}

.how-it-works h2 {
  margin-bottom: 1rem;
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.step {
  border: 1px solid var(--line);
  background: var(--bg-elevated);
  border-radius: 12px;
  padding: 1rem;
}

.step-num {
  color: var(--accent);
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  font-weight: 700;
}

.step h3 {
  margin: 0.25rem 0 0.4rem;
}

.step p {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.site-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  color: var(--muted);
  padding: 1rem 0 1.5rem;
  font-size: 0.9rem;
}

@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }

  .steps {
    grid-template-columns: 1fr;
  }
}