@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
  --brand-yellow: #F4C542;
  --franky-blue: #00C8FF;
  --bg-main: #000000;
  --bg-elevated: #111111;
  --bg-card: #181818;
  --text-primary: #FFFFFF;
  --text-secondary: #B3B3B3;
  --spacing-unit: 8px;
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background-color: var(--bg-main);
  color: var(--text-primary);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.landing-page {
  width: 100%;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
}

a {
  color: inherit;
  text-decoration: none;
  transition: all 0.3s ease;
}

ul {
  list-style: none;
}

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 calc(var(--spacing-unit) * 3);
}

.container-narrow {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 calc(var(--spacing-unit) * 3);
}

.section {
  padding: calc(var(--spacing-unit) * 12) 0;
  position: relative;
}

.section-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  margin-bottom: calc(var(--spacing-unit) * 3);
  font-weight: 800;
  letter-spacing: -0.02em;
}

.section-intro,
.section-text {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--text-secondary);
  margin-bottom: calc(var(--spacing-unit) * 4);
  line-height: 1.6;
}

.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: linear-gradient(180deg, #000000 0%, #0a0a0a 100%);
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    to bottom,
    rgba(0, 0, 0, 0.3) 0%,
    rgba(0, 0, 0, 0.7) 50%,
    rgba(0, 0, 0, 0.95) 100%
  );
  z-index: 1;
}

.hero-image-placeholder {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: rgba(255, 255, 255, 0.2);
  background: radial-gradient(ellipse at center, #1a1a1a 0%, #000000 70%);
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1200px;
  margin: 0 auto;
  padding: calc(var(--spacing-unit) * 3);
  text-align: center;
}

.hero-title {
  font-size: clamp(2.5rem, 8vw, 5.5rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  margin-bottom: calc(var(--spacing-unit) * 4);
  text-shadow: 0 4px 30px rgba(0, 0, 0, 0.8);
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--brand-yellow) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.airstream-image-container {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: calc(var(--spacing-unit) * 5);
}

.airstream-image {
  max-width: 350px;
  width: 100%;
  height: auto;
  border-radius: calc(var(--spacing-unit) * 2);
  box-shadow: 0 10px 40px rgba(0, 200, 255, 0.3);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.airstream-image:hover {
  transform: scale(1.03);
  box-shadow: 0 15px 50px rgba(0, 200, 255, 0.5);
}

.hero-text {
  max-width: 900px;
  margin: 0 auto calc(var(--spacing-unit) * 6);
  font-size: clamp(1rem, 2vw, 1.15rem);
  line-height: 1.7;
  color: var(--text-secondary);
}

.hero-text p {
  margin-bottom: calc(var(--spacing-unit) * 2.5);
}

.hero-text strong {
  color: var(--text-primary);
  font-weight: 600;
}

.hero-highlights {
  font-size: clamp(1.1rem, 2.5vw, 1.3rem);
  color: var(--brand-yellow);
  font-weight: 500;
  line-height: 1.8;
  margin: calc(var(--spacing-unit) * 4) 0;
}

.hero-welcome {
  font-size: clamp(1.2rem, 2.5vw, 1.5rem);
  color: var(--text-primary);
  font-weight: 600;
  margin-top: calc(var(--spacing-unit) * 4);
}

.hero-franky-image-container {
  display: flex;
  justify-content: center;
  align-items: center;
  margin: calc(var(--spacing-unit) * 6) 0;
}

.hero-franky-image {
  max-width: 600px;
  width: 100%;
  height: auto;
  border-radius: calc(var(--spacing-unit) * 2);
  box-shadow: 0 15px 50px rgba(244, 197, 66, 0.4);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hero-franky-image:hover {
  transform: scale(1.03);
  box-shadow: 0 20px 60px rgba(244, 197, 66, 0.6);
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: calc(var(--spacing-unit) * 2);
  justify-content: center;
  margin-top: calc(var(--spacing-unit) * 6);
}

.btn {
  display: inline-block;
  padding: calc(var(--spacing-unit) * 2) calc(var(--spacing-unit) * 4);
  font-size: 1rem;
  font-weight: 600;
  border-radius: calc(var(--spacing-unit) * 0.75);
  cursor: pointer;
  transition: all 0.3s ease;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border: 2px solid transparent;
}

.btn-primary {
  background-color: var(--brand-yellow);
  color: #000000;
  box-shadow: 0 4px 20px rgba(244, 197, 66, 0.4);
}

.btn-primary:hover {
  background-color: #ffd54f;
  box-shadow: 0 6px 30px rgba(244, 197, 66, 0.6);
  transform: translateY(-2px);
}

.btn-secondary {
  background-color: var(--franky-blue);
  color: #000000;
  box-shadow: 0 4px 20px rgba(0, 200, 255, 0.3);
}

.btn-secondary:hover {
  background-color: #33d4ff;
  box-shadow: 0 6px 30px rgba(0, 200, 255, 0.5);
  transform: translateY(-2px);
}

.btn-outline {
  background-color: transparent;
  color: var(--text-primary);
  border-color: var(--text-primary);
}

.btn-outline:hover {
  background-color: var(--text-primary);
  color: #000000;
  transform: translateY(-2px);
}

.btn-large {
  padding: calc(var(--spacing-unit) * 2.5) calc(var(--spacing-unit) * 5);
  font-size: 1.125rem;
}

.transmissions-section {
  background-color: var(--bg-elevated);
}

.content-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: calc(var(--spacing-unit) * 3);
  margin-top: calc(var(--spacing-unit) * 6);
}

.content-card {
  background-color: var(--bg-card);
  border-radius: calc(var(--spacing-unit) * 1.5);
  overflow: hidden;
  transition: all 0.3s ease;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.content-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.6);
  border-color: var(--brand-yellow);
}

.card-thumbnail {
  width: 100%;
  aspect-ratio: 16 / 9;
  background: linear-gradient(135deg, #1a1a1a 0%, #2a2a2a 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.3);
  font-size: 0.9rem;
  font-weight: 500;
  overflow: hidden;
}

.thumbnail-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.card-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin: calc(var(--spacing-unit) * 2.5) calc(var(--spacing-unit) * 2.5) calc(var(--spacing-unit) * 1.5);
  color: var(--text-primary);
}

.card-description {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin: 0 calc(var(--spacing-unit) * 2.5) calc(var(--spacing-unit) * 2.5);
  line-height: 1.5;
}

.card-link {
  display: block;
  padding: calc(var(--spacing-unit) * 2) calc(var(--spacing-unit) * 2.5);
  color: var(--brand-yellow);
  font-weight: 600;
  font-size: 0.95rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  transition: all 0.3s ease;
}

.card-link:hover {
  background-color: rgba(244, 197, 66, 0.1);
  padding-left: calc(var(--spacing-unit) * 3);
}

.youtube-section {
  background: linear-gradient(135deg, #0a0a0a 0%, #1a1a1a 100%);
  text-align: center;
}

.cta-center {
  display: flex;
  justify-content: center;
  margin-top: calc(var(--spacing-unit) * 5);
}

.character-section {
  background-color: var(--bg-main);
}

.character-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: calc(var(--spacing-unit) * 8);
  align-items: center;
}

.character-image {
  position: relative;
}

.character-portrait {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: calc(var(--spacing-unit) * 2);
  border: 2px solid rgba(244, 197, 66, 0.2);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.character-content {
  padding: calc(var(--spacing-unit) * 3);
}

.character-text {
  font-size: 1.125rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: calc(var(--spacing-unit) * 3);
}

.character-question {
  font-size: 1.25rem;
  color: var(--brand-yellow);
  font-weight: 600;
  font-style: italic;
  line-height: 1.6;
}

.api-section {
  background: radial-gradient(ellipse at center, #0f0f0f 0%, #000000 70%);
  text-align: center;
}

.api-logo-container {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: calc(var(--spacing-unit) * 6);
}

.api-logo {
  max-width: 250px;
  width: 100%;
  height: auto;
  filter: drop-shadow(0 15px 40px rgba(0, 200, 255, 0.4));
  transition: transform 0.3s ease;
}

.api-logo:hover {
  transform: scale(1.05);
}

.shop-section {
  background-color: var(--bg-elevated);
  text-align: center;
}

.shop-banner-container {
  display: flex;
  justify-content: center;
  align-items: center;
  margin: calc(var(--spacing-unit) * 5) 0;
}

.shop-banner-image {
  max-width: 800px;
  width: 100%;
  height: auto;
  border-radius: calc(var(--spacing-unit) * 2);
  box-shadow: 0 10px 40px rgba(244, 197, 66, 0.3);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.shop-banner-image:hover {
  transform: scale(1.02);
  box-shadow: 0 15px 50px rgba(244, 197, 66, 0.5);
}

.community-section {
  background: linear-gradient(135deg, #1a1a1a 0%, #0a0a0a 100%);
  text-align: center;
}

.gallery-section {
  background-color: var(--bg-main);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: calc(var(--spacing-unit) * 2);
  margin-top: calc(var(--spacing-unit) * 6);
}

.gallery-item {
  aspect-ratio: 4 / 3;
  background: linear-gradient(135deg, #1a1a1a 0%, #2a2a2a 100%);
  border-radius: calc(var(--spacing-unit) * 1.5);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.3);
  font-size: 0.9rem;
  transition: all 0.3s ease;
  border: 1px solid rgba(255, 255, 255, 0.05);
  cursor: pointer;
  overflow: hidden;
}

.gallery-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.gallery-item:hover {
  transform: scale(1.05);
  border-color: var(--brand-yellow);
  box-shadow: 0 8px 30px rgba(244, 197, 66, 0.3);
}

.subscribe-section {
  background: radial-gradient(ellipse at center, #1a1a1a 0%, #000000 70%);
  text-align: center;
}

.footer {
  background-color: var(--bg-elevated);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding: calc(var(--spacing-unit) * 8) 0 calc(var(--spacing-unit) * 4);
}

.footer-content {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: calc(var(--spacing-unit) * 8);
  margin-bottom: calc(var(--spacing-unit) * 6);
}

.footer-brand {
  max-width: 400px;
}

.footer-logo {
  font-size: 1.75rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: calc(var(--spacing-unit) * 2);
  color: var(--brand-yellow);
}

.footer-tagline {
  color: var(--text-secondary);
  font-size: 1rem;
  font-style: italic;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: calc(var(--spacing-unit) * 4);
}

.footer-column h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: calc(var(--spacing-unit) * 2);
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer-column ul li {
  margin-bottom: calc(var(--spacing-unit) * 1.5);
}

.footer-column a {
  color: var(--text-secondary);
  font-size: 0.95rem;
  transition: color 0.3s ease;
}

.footer-column a:hover {
  color: var(--brand-yellow);
}

.footer-column p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.footer-contact-column {
  grid-column: span 2;
}

.footer-bottom {
  text-align: center;
  padding-top: calc(var(--spacing-unit) * 4);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-bottom p {
  color: var(--text-secondary);
  font-size: 0.875rem;
}

@media (max-width: 1024px) {
  .character-layout {
    grid-template-columns: 1fr;
    gap: calc(var(--spacing-unit) * 4);
  }

  .character-image {
    max-width: 400px;
    margin: 0 auto;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: calc(var(--spacing-unit) * 6);
  }

  .footer-links {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  .section {
    padding: calc(var(--spacing-unit) * 8) 0;
  }

  .hero-title {
    font-size: clamp(2rem, 10vw, 3rem);
  }

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

  .btn {
    width: 100%;
    text-align: center;
  }

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

  .gallery-grid {
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  }

  .footer-links {
    grid-template-columns: 1fr;
    gap: calc(var(--spacing-unit) * 4);
  }
}

@media (max-width: 480px) {
  .container,
  .container-narrow {
    padding: 0 calc(var(--spacing-unit) * 2);
  }

  .hero-content {
    padding: calc(var(--spacing-unit) * 2);
  }

  .section-title {
    font-size: clamp(1.75rem, 8vw, 2.5rem);
  }

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