/* ── Design tokens ─────────────────────────────────────────── */
:root {
  --bg:       #0a0a0a;
  --surface:  #111111;
  --border:   #1e1e1e;
  --text:     #e8e3dc;
  --muted:    #6b6560;
  --accent:   #f59e0b;
  --accent-dim: rgba(245, 158, 11, 0.12);
  --font-display: 'Instrument Serif', Georgia, serif;
  --font-body:    'Satoshi', system-ui, sans-serif;
  --max-w: 720px;
}

/* ── Reset ─────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ── Hero ──────────────────────────────────────────────────── */
.hero {
  min-height: 90vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 6rem 2rem 4rem;
  max-width: var(--max-w);
  margin: 0 auto;
}

.hero-eyebrow {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--accent);
  padding: 0.3em 0.75em;
  border-radius: 2px;
  margin-bottom: 2.5rem;
}

.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 8vw, 5.5rem);
  font-weight: 400;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--text);
  margin-bottom: 2rem;
}

.hero-headline em {
  font-style: italic;
  color: var(--accent);
}

.hero-sub {
  font-size: 1.125rem;
  color: var(--muted);
  max-width: 520px;
  line-height: 1.7;
  margin-bottom: 2.5rem;
}

.hero-cta {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--bg);
  background: var(--accent);
  padding: 0.85em 2em;
  text-decoration: none;
  border-radius: 2px;
  transition: opacity 0.2s ease, transform 0.2s ease;
  align-self: flex-start;
}

.hero-cta:hover {
  opacity: 0.88;
  transform: translateY(-1px);
}

/* ── Value props ───────────────────────────────────────────── */
.props {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 5rem 2rem;
  border-top: 1px solid var(--border);
}

.prop {
  display: grid;
  grid-template-columns: 3rem 1fr;
  gap: 1.5rem;
  align-items: start;
  padding: 2rem 0;
}

.prop-divider {
  height: 1px;
  background: var(--border);
}

.prop-num {
  font-family: var(--font-display);
  font-size: 0.85rem;
  color: var(--accent);
  padding-top: 0.3rem;
  letter-spacing: 0.05em;
}

.prop-text {
  font-size: 1.125rem;
  color: var(--muted);
  line-height: 1.7;
}

/* ── Waitlist ──────────────────────────────────────────────── */
.waitlist-section {
  padding: 5rem 2rem 7rem;
  max-width: var(--max-w);
  margin: 0 auto;
  border-top: 1px solid var(--border);
}

.waitlist-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 3rem 2.5rem;
}

.waitlist-heading {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 400;
  margin-bottom: 0.75rem;
  color: var(--text);
}

.waitlist-sub {
  color: var(--muted);
  margin-bottom: 2rem;
  font-size: 0.975rem;
}

.input-row {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.waitlist-input {
  flex: 1;
  min-width: 220px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 2px;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.975rem;
  padding: 0.8em 1.1em;
  outline: none;
  transition: border-color 0.2s ease;
}

.waitlist-input::placeholder { color: var(--muted); }

.waitlist-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}

.waitlist-btn {
  background: var(--accent);
  color: var(--bg);
  border: none;
  border-radius: 2px;
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 0.8em 1.6em;
  cursor: pointer;
  transition: opacity 0.2s ease, transform 0.15s ease;
  white-space: nowrap;
}

.waitlist-btn:hover:not(:disabled) {
  opacity: 0.88;
  transform: translateY(-1px);
}

.waitlist-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.waitlist-feedback {
  margin-top: 1rem;
  font-size: 0.9rem;
  min-height: 1.5rem;
  transition: opacity 0.3s ease;
}

.waitlist-feedback.success { color: var(--accent); }
.waitlist-feedback.error   { color: #f87171; }

/* ── Footer ────────────────────────────────────────────────── */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 2rem;
  text-align: center;
  color: var(--muted);
  font-size: 0.8rem;
  letter-spacing: 0.04em;
}

/* ── Responsive ────────────────────────────────────────────── */
@media (max-width: 600px) {
  .hero { padding: 5rem 1.5rem 3rem; }
  .props { padding: 3rem 1.5rem; }
  .waitlist-section { padding: 3rem 1.5rem 5rem; }
  .waitlist-card { padding: 2rem 1.5rem; }
  .hero-headline { font-size: clamp(2.4rem, 10vw, 4rem); }
  .input-row { flex-direction: column; }
  .waitlist-btn { width: 100%; }
}