:root {
  --bg: #0a0a0f;
  --surface: #14141f;
  --surface-border: #1e1e2e;
  --text-primary: #e5e7eb;
  --text-secondary: #9ca3af;
  --accent: #6366f1;
  --accent-hover: #818cf8;
  --success: #22c55e;
  --danger: #f87171;
  --shadow: 0 24px 65px rgba(5, 8, 22, 0.45);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: radial-gradient(circle at 15% 15%, rgba(99, 102, 241, 0.11), transparent 45%),
    radial-gradient(circle at 90% 85%, rgba(139, 92, 246, 0.08), transparent 45%), var(--bg);
  color: var(--text-primary);
  line-height: 1.5;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 180ms ease;
}

a:hover {
  color: var(--accent-hover);
}

main {
  overflow-x: clip;
}

.container {
  width: min(100%, 1100px);
  margin: 0 auto;
  padding-inline: 1.5rem;
}

.section {
  padding-block: clamp(5rem, 10vw, 7.5rem);
}

.hero {
  min-height: 80vh;
  position: relative;
  display: flex;
  align-items: center;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 12% 10% auto;
  height: 420px;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.22) 0%, rgba(99, 102, 241, 0) 68%);
  filter: blur(6px);
  pointer-events: none;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 760px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin: 0 0 1.5rem;
  padding: 0.45rem 0.95rem;
  border: 1px solid rgba(129, 140, 248, 0.3);
  border-radius: 999px;
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: #c7d2fe;
  background: rgba(20, 20, 31, 0.72);
  backdrop-filter: blur(8px);
}

.hero h1 {
  margin: 0;
  font-size: clamp(2rem, 6vw, 3.9rem);
  line-height: 1.08;
  letter-spacing: -0.03em;
}

.hero-subheadline {
  margin: 1.35rem auto 0;
  max-width: 680px;
  color: var(--text-secondary);
  font-size: clamp(1rem, 2.4vw, 1.3rem);
}

.hero-link {
  display: inline-flex;
  margin-top: 2rem;
  border-bottom: 1px solid rgba(99, 102, 241, 0.55);
  padding-bottom: 0.3rem;
  font-weight: 600;
}

.waitlist {
  padding-top: clamp(4.5rem, 8vw, 6rem);
}

.waitlist-container {
  display: flex;
  justify-content: center;
}

.form-shell {
  width: min(100%, 520px);
  padding: 2rem;
  border-radius: 12px;
  border: 1px solid var(--surface-border);
  background: linear-gradient(180deg, rgba(20, 20, 31, 0.95), rgba(20, 20, 31, 0.8));
  box-shadow: var(--shadow);
}

.form-steps {
  position: relative;
  display: grid;
  min-height: 305px;
}

.form-step {
  grid-area: 1 / 1;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  opacity: 0;
  transform: translateY(10px);
  pointer-events: none;
  transition: opacity 300ms ease, transform 300ms ease;
}

.form-step:not(.is-active) {
  position: absolute;
  inset: 0;
}

.form-step.is-active {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
  position: relative;
}

.form-step h2 {
  margin: 0;
  font-size: clamp(1.35rem, 2.8vw, 1.85rem);
  letter-spacing: -0.02em;
}

.form-subtitle {
  margin: 0;
  color: var(--text-secondary);
}

.highlight-email {
  color: #c7d2fe;
  font-weight: 600;
}

#signupForm,
#verifyForm {
  margin-top: 0.6rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

input {
  width: 100%;
  border-radius: 8px;
  border: 1px solid #2d2f42;
  background: rgba(10, 10, 15, 0.92);
  color: var(--text-primary);
  padding: 0.95rem 0.95rem;
  font-size: 1rem;
  font-family: inherit;
  transition: border-color 180ms ease, box-shadow 180ms ease;
}

input::placeholder {
  color: #6b7280;
}

input:focus {
  outline: none;
  border-color: rgba(129, 140, 248, 0.85);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.25);
}

#codeInput {
  text-align: center;
  letter-spacing: 0.35em;
  font-size: clamp(1.2rem, 4vw, 1.45rem);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, 'Liberation Mono', monospace;
}

.primary-btn {
  width: 100%;
  border: 1px solid transparent;
  border-radius: 8px;
  background: var(--accent);
  color: white;
  font-weight: 700;
  font-size: 1rem;
  padding: 0.95rem 1rem;
  cursor: pointer;
  transition: transform 180ms ease, filter 180ms ease, background-color 180ms ease;
}

.primary-btn:hover:not(:disabled) {
  background: var(--accent-hover);
  transform: translateY(-1px) scale(1.01);
  filter: brightness(1.08);
}

.primary-btn:disabled,
.text-link:disabled {
  cursor: not-allowed;
  opacity: 0.78;
}

.primary-btn.is-loading {
  animation: pulse 1.05s ease-in-out infinite;
}

.form-note {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.92rem;
}

.text-link {
  display: inline-flex;
  align-items: center;
  align-self: flex-start;
  border: none;
  background: transparent;
  padding: 0;
  color: var(--accent);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: color 180ms ease;
}

.text-link:hover:not(:disabled) {
  color: var(--accent-hover);
}

.resend-feedback {
  margin: 0;
  min-height: 1.35rem;
  font-size: 0.9rem;
  color: var(--success);
}

.form-error {
  margin: 1rem 0 0;
  min-height: 1.4rem;
  color: var(--danger);
  font-size: 0.93rem;
}

#successHeading.celebrate {
  animation: success-pop 450ms ease;
}

.pain {
  padding-block: clamp(3rem, 6vw, 4.5rem);
}

.pain-content {
  max-width: 720px;
  text-align: center;
}

.pain-quote {
  margin: 0;
  padding: 0;
  border: none;
  font-size: clamp(1.05rem, 2.4vw, 1.25rem);
  line-height: 1.7;
  color: var(--text-secondary);
  font-style: italic;
}

.features {
  padding-top: clamp(4.5rem, 8vw, 6.2rem);
}

.section-heading {
  text-align: center;
  margin-bottom: 2.2rem;
}

.section-heading h2 {
  margin: 0;
  font-size: clamp(1.7rem, 4vw, 2.4rem);
  letter-spacing: -0.02em;
}

.section-heading p {
  margin: 0.85rem auto 0;
  max-width: 720px;
  color: var(--text-secondary);
}

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

.feature-card {
  border-radius: 12px;
  border: 1px solid var(--surface-border);
  background: linear-gradient(180deg, rgba(20, 20, 31, 0.94), rgba(20, 20, 31, 0.78));
  padding: 1.35rem;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.02);
}

.feature-icon {
  font-size: 1.45rem;
  margin-bottom: 0.55rem;
}

.feature-card h3 {
  margin: 0;
  font-size: 1.12rem;
  letter-spacing: -0.01em;
}

.feature-card p {
  margin: 0.6rem 0 0;
  color: var(--text-secondary);
}

.closing-cta {
  padding-block: clamp(3rem, 6vw, 4.5rem);
}

.closing-cta-content {
  text-align: center;
  max-width: 620px;
}

.closing-text {
  margin: 0 0 1.5rem;
  font-size: clamp(1rem, 2.2vw, 1.15rem);
  color: var(--text-secondary);
  line-height: 1.7;
}

footer {
  padding: 2.6rem 0 3.4rem;
}

.footer-inner {
  text-align: center;
  display: grid;
  gap: 0.9rem;
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.footer-inner p {
  margin: 0;
}

.footer-inner nav {
  display: inline-flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.footer-inner a {
  font-weight: 600;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

@keyframes pulse {
  0%,
  100% {
    box-shadow: 0 0 0 0 rgba(99, 102, 241, 0.35);
  }
  50% {
    box-shadow: 0 0 0 9px rgba(99, 102, 241, 0);
  }
}

@keyframes success-pop {
  0% {
    transform: scale(0.95);
    color: #dcfce7;
  }
  65% {
    transform: scale(1.04);
  }
  100% {
    transform: scale(1);
    color: var(--text-primary);
  }
}

@media (max-width: 767px) {
  .container {
    padding-inline: 1rem;
  }

  .section {
    padding-block: 4.5rem;
  }

  .hero {
    min-height: 74vh;
  }

  .hero::before {
    inset-inline: -10%;
    top: 4%;
    height: 350px;
  }

  .hero-link {
    margin-top: 1.5rem;
  }

  .form-shell {
    padding: 1.25rem;
  }

  .form-steps {
    min-height: 315px;
  }

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

  .footer-inner nav {
    gap: 0.75rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}