:root {
  --bg: #080b10;
  --bg-soft: #101620;
  --card: rgba(255, 255, 255, 0.075);
  --card-strong: rgba(255, 255, 255, 0.105);
  --card-border: rgba(255, 255, 255, 0.12);
  --text: #f6f1e8;
  --muted: #b9b3aa;
  --amber: #ffb84d;
  --amber-dark: #d98b1f;
  --wood: #b87945;
  --mist: #78d5ff;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.45);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: Arial, Helvetica, sans-serif;
  background:
    radial-gradient(circle at top left, rgba(120, 213, 255, 0.15), transparent 30%),
    radial-gradient(circle at top right, rgba(255, 184, 77, 0.16), transparent 28%),
    var(--bg);
  color: var(--text);
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font-family: inherit;
  cursor: pointer;
}

.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  height: 76px;
  padding: 0 6%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(8, 11, 16, 0.86);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  letter-spacing: 0.4px;
}

.logo-img {
  width: 42px;
  height: 42px;
  object-fit: contain;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--amber), var(--wood));
  box-shadow: 0 0 28px rgba(255, 184, 77, 0.35);
}

.nav-links {
  display: flex;
  gap: 26px;
  font-size: 0.95rem;
  color: var(--muted);
}

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

.nav-cta,
.primary-btn,
.secondary-btn,
.google-form-btn,
.prototype-panel button {
  border: 0;
  border-radius: 999px;
  padding: 13px 22px;
  font-weight: 800;
}

.nav-cta,
.primary-btn,
.google-form-btn {
  background: linear-gradient(135deg, var(--amber), var(--amber-dark));
  color: #1c1308;
  box-shadow: 0 14px 36px rgba(255, 184, 77, 0.22);
}

.secondary-btn {
  background: rgba(255, 255, 255, 0.09);
  color: var(--text);
  border: 1px solid var(--card-border);
}

.hero {
  min-height: calc(100vh - 76px);
  padding: 80px 6%;
  display: grid;
  grid-template-columns: 0.92fr 1.08fr;
  gap: 56px;
  align-items: center;
  position: relative;
}

.eyebrow {
  color: var(--amber);
  text-transform: uppercase;
  letter-spacing: 2px;
  font-size: 0.78rem;
  font-weight: 900;
  margin-bottom: 14px;
}

.hero h1,
.section-header h2,
.prototype-content h2,
.signup-card h2 {
  font-size: clamp(2.4rem, 6vw, 5.55rem);
  line-height: 0.95;
  letter-spacing: -2px;
  margin-bottom: 24px;
}

.hero-text,
.section-header p,
.prototype-content p,
.signup-card p,
.price-card p,
.card p,
.feature-card p,
.timeline-item p,
.feature-preview p {
  color: var(--muted);
}

.hero-text {
  max-width: 650px;
  font-size: 1.2rem;
  margin-bottom: 34px;
}

.hero-buttons {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 38px;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  max-width: 680px;
}

.hero-stats div,
.card,
.feature-card,
.feature-preview,
.signup-card,
.prototype-content,
.prototype-panel,
.price-card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: 28px;
  box-shadow: var(--shadow);
}

.hero-stats div {
  padding: 18px;
}

.hero-stats strong {
  display: block;
  color: var(--text);
  font-size: 1.2rem;
}

.hero-stats span {
  color: var(--muted);
  font-size: 0.85rem;
}

.hero-image-card {
  width: 100%;
  border-radius: 34px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.14);
  box-shadow: 0 38px 100px rgba(0, 0, 0, 0.62);
  background: rgba(255, 255, 255, 0.04);
}

.hero-image-card img {
  display: block;
  width: 100%;
  height: auto;
}

.section {
  padding: 90px 6%;
}

.section-header {
  max-width: 820px;
  margin-bottom: 42px;
}

.section-header.centered {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.section-header h2,
.prototype-content h2,
.signup-card h2 {
  font-size: clamp(2.1rem, 4vw, 4rem);
}

.cards.three {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.card,
.feature-card,
.feature-preview,
.price-card,
.prototype-content,
.prototype-panel {
  padding: 28px;
}

.icon {
  display: inline-grid;
  place-items: center;
  width: 52px;
  height: 52px;
  border-radius: 18px;
  background: rgba(255, 184, 77, 0.12);
  margin-bottom: 18px;
  font-size: 1.4rem;
}

.card h3,
.feature-card h3,
.timeline-item h3,
.feature-preview h3,
.price-card h3 {
  margin-bottom: 10px;
  font-size: 1.25rem;
}

.highlight-card {
  background: linear-gradient(135deg, rgba(255, 184, 77, 0.1), rgba(120, 213, 255, 0.06)), var(--card);
}

.section-cta {
  margin-top: 34px;
  display: flex;
  justify-content: center;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin-bottom: 22px;
}

.feature-card {
  transition: 0.25s ease;
}

.feature-card:hover,
.feature-card.active {
  transform: translateY(-6px);
  border-color: rgba(255, 184, 77, 0.5);
  background: rgba(255, 184, 77, 0.09);
}

.feature-preview {
  min-height: 130px;
  background: linear-gradient(135deg, rgba(255, 184, 77, 0.12), rgba(120, 213, 255, 0.08)), var(--card);
}

.how-section,
.kickstarter-section {
  background: rgba(255, 255, 255, 0.025);
}

.timeline {
  display: grid;
  gap: 20px;
  max-width: 850px;
}

.timeline-item {
  display: grid;
  grid-template-columns: 60px 1fr;
  gap: 22px;
  align-items: start;
}

.timeline-item span {
  width: 54px;
  height: 54px;
  display: grid;
  place-items: center;
  border-radius: 18px;
  background: linear-gradient(135deg, var(--amber), var(--wood));
  color: #1c1308;
  font-weight: 900;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.price-card {
  position: relative;
  text-align: center;
}

.price-card strong {
  display: block;
  color: var(--amber);
  font-size: clamp(2.3rem, 5vw, 4rem);
  line-height: 1;
  margin: 18px 0;
}

.featured-price {
  background: linear-gradient(135deg, rgba(255, 184, 77, 0.16), rgba(120, 213, 255, 0.08)), var(--card-strong);
  border-color: rgba(255, 184, 77, 0.42);
}

.badge {
  display: inline-block;
  margin-bottom: 16px;
  padding: 7px 12px;
  border-radius: 999px;
  color: #1c1308;
  background: var(--amber);
  font-size: 0.75rem;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.prototype-section {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 24px;
  align-items: stretch;
}

.disclaimer {
  margin-top: 22px;
  padding: 16px;
  border-radius: 18px;
  background: rgba(255, 184, 77, 0.08);
  border: 1px solid rgba(255, 184, 77, 0.2);
}

.roadmap-panel {
  display: grid;
  gap: 14px;
  align-content: center;
}

.roadmap-item {
  padding: 16px 18px;
  border-radius: 18px;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid var(--card-border);
  font-weight: 800;
}

.roadmap-item.complete {
  color: var(--text);
  border-color: rgba(120, 213, 255, 0.35);
}

.roadmap-item.complete::before {
  content: "✓ ";
  color: var(--mist);
}

.roadmap-item.active-stage {
  color: #1c1308;
  background: linear-gradient(135deg, var(--amber), var(--amber-dark));
}

.signup-section {
  display: grid;
  place-items: center;
}

.signup-card {
  width: min(100%, 820px);
  padding: 46px;
  text-align: center;
  background: radial-gradient(circle at top, rgba(255, 184, 77, 0.16), transparent 55%), var(--card);
}

.google-form-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 30px;
  min-width: 260px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.google-form-btn:hover,
.primary-btn:hover,
.nav-cta:hover {
  transform: translateY(-3px);
  box-shadow: 0 18px 42px rgba(255, 184, 77, 0.3);
}

#form-message {
  margin-top: 16px;
  color: var(--mist);
  font-weight: 700;
}

footer {
  padding: 34px 6%;
  display: flex;
  justify-content: space-between;
  color: var(--muted);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

footer a {
  color: var(--amber);
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.footer-brand img {
  width: 38px;
  height: 38px;
  object-fit: contain;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--amber), var(--wood));
}

@media (max-width: 1100px) {
  .nav-links {
    display: none;
  }

  .hero,
  .prototype-section {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 50px;
  }

  .feature-grid,
  .pricing-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 700px) {
  .navbar {
    height: auto;
    min-height: 72px;
    gap: 14px;
  }

  .nav-cta {
    padding: 11px 14px;
    font-size: 0.8rem;
  }

  .hero {
    padding: 46px 6% 66px;
    gap: 34px;
  }

  .hero h1 {
    font-size: clamp(2.7rem, 15vw, 4.2rem);
  }

  .hero-stats,
  .cards.three,
  .feature-grid,
  .pricing-grid {
    grid-template-columns: 1fr;
  }

  .hero-image-card,
  .card,
  .feature-card,
  .feature-preview,
  .price-card,
  .signup-card,
  .prototype-content,
  .prototype-panel {
    border-radius: 22px;
  }

  .section {
    padding: 68px 6%;
  }

  .signup-card {
    padding: 32px 22px;
  }

  footer {
    flex-direction: column;
    gap: 14px;
  }
}