* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --text: #111827;
  --text-soft: #4b5563;
  --text-muted: #6b7280;
  --border: #e5e7eb;
  --border-soft: #f0f0f0;
  --surface: #ffffff;
  --surface-soft: #fafbfc;
  --surface-muted: #f9fafb;
  --dark: #111827;
  --dark-2: #1f2937;
  --success-bg: #ecfdf5;
  --success-text: #065f46;
  --success-border: #a7f3d0;
  --error-bg: #fef2f2;
  --error-text: #991b1b;
  --error-border: #fecaca;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', sans-serif;
  background: var(--surface);
  color: var(--text);
  line-height: 1.5;
}

.container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
}

h1 {
  font-size: 56px;
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
  background: linear-gradient(135deg, #111827 0%, #1f2937 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

h2 {
  font-size: 36px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
  color: var(--text);
}

h3 {
  font-size: 24px;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--text);
}

p {
  color: var(--text-soft);
  margin-bottom: 16px;
  line-height: 1.6;
}

ul,
ol {
  color: var(--text-soft);
  margin: 16px 0 16px 24px;
  line-height: 1.6;
}

li {
  margin-bottom: 8px;
}

.section-subhead {
  font-size: 18px;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto 48px;
  text-align: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  font-size: 16px;
  font-weight: 500;
  border-radius: 40px;
  text-decoration: none;
  transition: all 0.2s ease;
  cursor: pointer;
  border: none;
  font-family: inherit;
}

.btn-primary {
  background: var(--dark);
  color: white;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.btn-primary:hover {
  background: var(--dark-2);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--border);
  color: #374151;
}

.btn-outline:hover {
  border-color: var(--dark);
  background: var(--surface-muted);
}

.btn-large {
  padding: 14px 36px;
  font-size: 18px;
}

/* Navbar */
.navbar {
  padding: 20px 0;
  border-bottom: 1px solid #f3f4f6;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-flex {
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
}

.logo {
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.02em;
  text-decoration: none;
  color: var(--text);
}

.logo img {
  height: 50px;
  display: block;
}

.nav-links {
  display: flex;
  gap: 32px;
  align-items: center;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-soft);
  font-weight: 500;
  transition: color 0.2s;
}

.nav-links a:hover {
  color: var(--text);
}

.nav-login {
  background: #f3f4f6;
  padding: 8px 20px;
  border-radius: 40px;
}

.hamburger {
  display: none;
  background: none;
  border: none;
  font-size: 24px;
  cursor: pointer;
  color: var(--text);
}

/* Hero */
.hero {
  padding: 80px 0 64px;
  text-align: center;
}

.hero-badge {
  display: inline-block;
  background: #f3f4f6;
  padding: 6px 14px;
  border-radius: 40px;
  font-size: 14px;
  font-weight: 500;
  color: var(--dark-2);
  margin-bottom: 32px;
}

.hero-text {
  font-size: 20px;
  color: var(--text-soft);
  max-width: 600px;
  margin: 0 auto;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  margin: 40px 0 56px;
}

.hero-note {
  font-size: 14px;
  color: var(--text-muted);
  margin-top: 16px;
}

/* Trust */
.trust-section {
  text-align: center;
  padding: 32px 0 48px;
  border-top: 1px solid #f3f4f6;
  border-bottom: 1px solid #f3f4f6;
  background: var(--surface-soft);
}

.trust-section p {
  color: var(--text-muted);
  font-weight: 500;
  margin-bottom: 0;
}

.trust-logos {
  display: flex;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
  margin-top: 32px;
}

.trust-logos a {
  text-decoration: none;
  color: var(--text-muted);
  font-weight: 600;
  font-size: 18px;
  transition: color 0.2s;
}

.trust-logos a:hover {
  color: var(--text);
}

/* Features */
.features {
  padding: 80px 0;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 40px;
  align-items: start;
}

.feature-card {
  text-align: center;
}

.feature-icon {
  font-size: 32px;
  margin: 0 auto 20px;
  background: #f3f4f6;
  width: 90px;
  height: 90px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 24px;
}

.feature-card p {
  color: var(--text-muted);
  max-width: 320px;
  margin: 0 auto;
}

/* How it works */
.how-it-works {
  background: var(--surface-soft);
  padding: 96px 0;
  text-align: center;
}

.steps {
  display: flex;
  justify-content: space-between;
  gap: 32px;
  margin-top: 64px;
  text-align: center;
}

.step {
  flex: 1;
  background: white;
  padding: 32px 24px;
  border-radius: 32px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.02);
  border: 1px solid var(--border-soft);
}

.step-number {
  font-size: 48px;
  font-weight: 800;
  color: var(--border);
  margin-bottom: 16px;
}

.step-icon {
  font-size: 32px;
  margin-bottom: 16px;
  color: var(--text);
}

/* Preview */
.mvp-preview {
  padding: 96px 0;
  background: white;
}

.preview-card {
  background: var(--surface-muted);
  border-radius: 32px;
  padding: 48px;
  box-shadow: 0 20px 35px -12px rgba(0, 0, 0, 0.05);
  border: 1px solid var(--border-soft);
  text-align: center;
}

.preview-icon {
  font-size: 64px;
  color: var(--text);
  margin-bottom: 24px;
}

.preview-card p {
  color: var(--text-muted);
  margin-bottom: 32px;
}

/* Waitlist */
.waitlist {
  padding: 96px 0;
  background: var(--surface);
}

.waitlist-card {
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
  background: var(--surface-soft);
  padding: 48px 40px;
  border-radius: 32px;
  border: 1px solid var(--border-soft);
}

.waitlist-subhead {
  font-size: 18px;
  color: var(--text-muted);
  margin-bottom: 32px;
}

.waitlist-form {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

.waitlist-form input {
  flex: 1;
  min-width: 250px;
  padding: 14px 20px;
  font-size: 16px;
  border: 1px solid var(--border);
  border-radius: 40px;
  font-family: inherit;
  outline: none;
  transition: border-color 0.2s;
}

.waitlist-form input:focus {
  border-color: var(--text);
}

.waitlist-note {
  font-size: 13px;
  color: #9ca3af;
  margin-top: 20px;
}

.waitlist-message {
  margin-top: 16px;
  padding: 12px 16px;
  border-radius: 16px;
  font-size: 14px;
  font-weight: 500;
  text-align: center;
}

.waitlist-message.success {
  background: var(--success-bg);
  color: var(--success-text);
  border: 1px solid var(--success-border);
}

.waitlist-message.error {
  background: var(--error-bg);
  color: var(--error-text);
  border: 1px solid var(--error-border);
}

/* Final CTA */
.final-cta {
  padding: 96px 0;
  text-align: center;
  background: linear-gradient(135deg, #111827 0%, #1f2937 100%);
  color: white;
}

.final-cta h2 {
  color: white;
  max-width: 700px;
  margin: 0 auto;
}

.final-cta p {
  font-size: 18px;
  margin-top: 16px;
  opacity: 0.9;
  color: white;
}

.final-cta .btn-primary {
  background: white;
  color: var(--text);
  margin-top: 32px;
}

.final-cta .btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
}

/* Page header + legal */
.page-header {
  background: linear-gradient(135deg, #f9fafb 0%, #ffffff 100%);
  padding: 64px 0 32px;
  border-bottom: 1px solid #f3f4f6;
}

.page-header h1 {
  font-size: 48px;
  background: none;
  color: var(--text);
  -webkit-background-clip: initial;
  background-clip: initial;
}

.content-section {
  padding: 64px 0 96px;
}

.last-updated {
  color: #9ca3af;
  font-size: 14px;
  margin-top: 8px;
}

.legal-card {
  background: var(--surface-soft);
  border-radius: 24px;
  padding: 48px;
  border: 1px solid var(--border-soft);
}

.legal-card h2 {
  font-size: 28px;
  margin: 32px 0 16px;
}

.legal-card h3 {
  font-size: 20px;
  margin: 24px 0 12px;
  color: var(--dark-2);
}

/* Contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.contact-info,
.contact-form {
  background: var(--surface-soft);
  border-radius: 24px;
  padding: 40px;
  border: 1px solid var(--border-soft);
}

.contact-detail {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 32px;
}

.contact-icon {
  width: 48px;
  height: 48px;
  background: #ffffff;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: var(--text);
  border: 1px solid var(--border);
}

.contact-text h4 {
  font-weight: 600;
  margin-bottom: 4px;
  color: var(--text);
}

.contact-text p,
.contact-text a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s;
}

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

.form-group {
  margin-bottom: 24px;
}

.form-group label {
  display: block;
  font-weight: 500;
  margin-bottom: 8px;
  color: #374151;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  font-size: 16px;
  font-family: inherit;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: white;
  transition: border-color 0.2s;
  outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--text);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.map-wrap {
  margin-top: 32px;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--surface-muted);
}

.form-note {
  font-size: 13px;
  color: #9ca3af;
  margin-top: 16px;
  text-align: center;
}

.success-message {
  background: var(--success-bg);
  color: var(--success-text);
  padding: 16px;
  border-radius: 12px;
  margin-bottom: 24px;
  border: 1px solid var(--success-border);
  text-align: center;
}

.error-message {
  background: var(--error-bg);
  color: var(--error-text);
  padding: 16px;
  border-radius: 12px;
  margin-bottom: 24px;
  border: 1px solid var(--error-border);
  text-align: center;
}

/* Footer */
.footer {
  padding: 48px 0;
  border-top: 1px solid #f3f4f6;
  text-align: center;
  color: var(--text-muted);
}

.footer a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s;
}

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

.footer-links {
  margin-top: 16px;
  display: flex;
  gap: 24px;
  justify-content: center;
  flex-wrap: wrap;
}

.powered-by {
  margin-top: 24px;
  font-size: 13px;
  color: #9ca3af;
}

.powered-by a {
  color: #9ca3af;
  text-decoration: none;
  font-weight: 500;
}

.powered-by a:hover {
  color: var(--text);
}

/* Utilities */
.center-text {
  text-align: center;
}

.full-width {
  width: 100%;
}

.no-margin-bottom {
  margin-bottom: 0;
}

/* Mobile */
@media (max-width: 768px) {
  .container {
    padding: 0 24px;
  }

  h1 {
    font-size: 40px;
  }

  .page-header h1 {
    font-size: 36px;
  }

  h2,
  .legal-card h2 {
    font-size: 24px;
  }

  .grid-3,
  .contact-grid {
    grid-template-columns: 1fr;
  }

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

  .hero-actions,
  .waitlist-form {
    flex-direction: column;
    align-items: center;
  }

  .preview-card,
  .waitlist-card,
  .legal-card,
  .contact-info,
  .contact-form {
    padding: 32px 24px;
  }

  .hamburger {
    display: block;
  }

  .nav-links {
    position: absolute;
    top: calc(100% + 12px);
    right: 0;
    background: white;
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 18px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
    display: none;
    width: 220px;
    z-index: 200;
  }

  .nav-links.active {
    display: flex;
  }
}