/* ===== CSS Variables & Reset ===== */
:root {
  --primary-purple: rgb(144, 105, 249);
  --primary-purple-dark: rgb(120, 85, 220);
  --primary-purple-light: rgb(164, 135, 255);
  --bg-dark: #0a0a0a;
  --bg-darker: #050505;
  --bg-card: #151515;
  --text-primary: #ffffff;
  --text-secondary: #a0a0a0;
  --text-tertiary: #666666;
  --border-color: rgba(255, 255, 255, 0.1);
  --gradient-purple: linear-gradient(
    135deg,
    rgb(144, 105, 249),
    rgb(164, 135, 255)
  );
  --gradient-dark: linear-gradient(
    180deg,
    rgba(10, 10, 10, 0) 0%,
    rgba(10, 10, 10, 1) 100%
  );
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.3);
  --shadow-purple: 0 8px 32px rgba(144, 105, 249, 0.3);
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    sans-serif;
  background-color: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* ===== Navigation ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background-color: rgba(10, 10, 10, 0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  transition: var(--transition-normal);
}

.navbar.scrolled {
  background-color: rgba(10, 10, 10, 0.95);
  box-shadow: var(--shadow-md);
}

.nav-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.logo-img {
  height: 24px;
  width: auto;
}

.logo-text {
  font-family: "Anuphan", sans-serif;
  font-size: 30px;
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
  letter-spacing: -1.2px;
}

.nav-links {
  display: flex;
  gap: 2.5rem;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  transition: var(--transition-fast);
  position: relative;
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-purple);
  transition: var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
  color: var(--text-primary);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.mobile-menu-btn span {
  width: 24px;
  height: 2px;
  background-color: var(--text-primary);
  transition: var(--transition-fast);
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 73px;
  left: 0;
  right: 0;
  background-color: rgba(10, 10, 10, 0.98);
  backdrop-filter: blur(20px);
  padding: 2rem;
  border-bottom: 1px solid var(--border-color);
  z-index: 999;
}

.mobile-menu.active {
  display: block;
}

.mobile-nav-link {
  display: block;
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  font-size: 1.1rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--border-color);
  transition: var(--transition-fast);
}

.mobile-nav-link:hover {
  color: var(--primary-purple);
}

/* ===== Hero Section ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 100px;
  overflow: hidden;
}

.hero-background {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(
      circle at 30% 20%,
      rgba(144, 105, 249, 0.15) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 70% 80%,
      rgba(144, 105, 249, 0.1) 0%,
      transparent 50%
    );
  z-index: -1;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-tag {
  display: inline-block;
  font-family: "Anuphan", sans-serif;
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--primary-purple-light);
  margin-bottom: 0.75rem;
  opacity: 0.8;
  animation: fadeInUp 0.8s ease;
}

.hero-title {
  font-size: 4rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  animation: fadeInUp 0.8s ease;
}

.gradient-text {
  background: var(--gradient-purple);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
  animation: fadeInUp 0.8s ease 0.2s backwards;
}

.hero-features {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2.5rem;
  animation: fadeInUp 0.8s ease 0.4s backwards;
}

.feature-badge {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.25rem;
  background: rgba(144, 105, 249, 0.1);
  border: 1px solid rgba(144, 105, 249, 0.3);
  border-radius: 50px;
  color: var(--primary-purple-light);
  font-size: 0.9rem;
  font-weight: 500;
  transition: var(--transition-normal);
}

.feature-badge:hover {
  background: rgba(144, 105, 249, 0.2);
  transform: translateY(-2px);
}

.feature-badge svg {
  width: 16px;
  height: 16px;
}

.hero-cta {
  display: flex;
  align-items: center;
  gap: 2rem;
  animation: fadeInUp 0.8s ease 0.6s backwards;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 2rem;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: 12px;
  transition: var(--transition-normal);
  cursor: pointer;
  border: none;
  font-family: inherit;
}

.btn-primary {
  background: var(--gradient-purple);
  color: white;
  box-shadow: var(--shadow-purple);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(144, 105, 249, 0.4);
}

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border: 2px solid var(--border-color);
}

.btn-secondary:hover {
  border-color: var(--primary-purple);
  background: rgba(144, 105, 249, 0.1);
}

.btn-block {
  width: 100%;
  justify-content: center;
}

.price-tag {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.price {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-primary);
}

.price-label {
  font-size: 0.85rem;
  color: var(--text-tertiary);
}

.hero-image-wrapper {
  position: relative;
  animation: fadeInRight 1s ease;
}

.hero-carousel {
  position: relative;
  width: 100%;
  aspect-ratio: 1/1;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.product-image.carousel-slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  transition: opacity 1s ease-in-out, transform 1s ease-in-out;
  transform: scale(1.05);
}

.product-image.carousel-slide.active {
  opacity: 1;
  transform: scale(1);
}

.product-image:hover {
  transform: scale(1.02) !important;
}

.image-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 80%;
  height: 80%;
  background: var(--gradient-purple);
  filter: blur(80px);
  opacity: 0.3;
  z-index: -1;
  animation: pulse 3s ease-in-out infinite;
}

.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-tertiary);
  font-size: 0.85rem;
  animation: bounce 2s ease-in-out infinite;
}

/* ===== About Section ===== */
.about-section {
  padding: 8rem 0;
  background: linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-darker) 100%);
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-tag {
  display: inline-block;
  padding: 0.5rem 1.25rem;
  background: rgba(144, 105, 249, 0.1);
  border: 1px solid rgba(144, 105, 249, 0.3);
  border-radius: 50px;
  color: var(--primary-purple-light);
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.section-title {
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: 1rem;
}

.section-description {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 700px;
  margin: 0 auto;
}

.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-image {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
}

.about-image img {
  width: 100%;
  height: auto;
  display: block;
  transition: var(--transition-slow);
}

.about-image:hover img {
  transform: scale(1.05);
}

.about-image-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 50%;
  background: var(--gradient-dark);
  pointer-events: none;
}

.about-text {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.about-card {
  padding: 2rem;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  transition: var(--transition-normal);
}

.about-card:hover {
  border-color: var(--primary-purple);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.card-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(144, 105, 249, 0.1);
  border-radius: 12px;
  color: var(--primary-purple);
  margin-bottom: 1rem;
}

.about-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.about-card p {
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ===== Features Section ===== */
.features-section {
  padding: 8rem 0;
  background: var(--bg-darker);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 2rem;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  overflow: hidden;
  transition: var(--transition-normal);
}

.feature-card:hover {
  border-color: var(--primary-purple);
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.feature-image {
  position: relative;
  width: 100%;
  height: 250px;
  overflow: hidden;
}

.feature-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-slow);
}

.feature-card:hover .feature-image img {
  transform: scale(1.1);
}

.feature-content {
  padding: 2rem;
}

.feature-content h3 {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.feature-content p {
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 1rem;
}

.feature-link {
  color: var(--primary-purple);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  transition: var(--transition-fast);
}

.feature-link:hover {
  color: var(--primary-purple-light);
  gap: 0.75rem;
}

/* ===== Specs Section ===== */
.specs-section {
  padding: 8rem 0;
  background: linear-gradient(180deg, var(--bg-darker) 0%, var(--bg-dark) 100%);
}

.specs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 2rem;
}

.specs-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 3rem;
  transition: var(--transition-normal);
}

.specs-card:hover {
  border-color: var(--primary-purple);
  box-shadow: var(--shadow-lg);
}

.specs-card h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 2rem;
  color: var(--primary-purple-light);
}

.specs-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.spec-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border-color);
}

.spec-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.spec-label {
  color: var(--text-secondary);
  font-weight: 500;
}

.spec-value {
  color: var(--text-primary);
  font-weight: 600;
}

.specs-dimensions {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.dimension-item {
  text-align: center;
  padding: 1.5rem;
  background: rgba(144, 105, 249, 0.05);
  border-radius: 12px;
  border: 1px solid rgba(144, 105, 249, 0.2);
}

.dimension-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary-purple-light);
  margin-bottom: 0.5rem;
}

.dimension-label {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* ===== Colors Section ===== */
.colors-section {
  padding: 8rem 0;
  background: var(--bg-dark);
}

.colors-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.color-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 24px;
  overflow: hidden;
  transition: var(--transition-normal);
  position: relative;
}

.color-card:hover {
  transform: translateY(-12px);
  box-shadow: var(--shadow-lg);
}

.color-card.featured {
  border-color: var(--primary-purple);
  box-shadow: var(--shadow-purple);
}

.featured-badge {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  background: var(--gradient-purple);
  color: white;
  padding: 0.5rem 1rem;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 600;
  z-index: 10;
  box-shadow: var(--shadow-md);
}

.color-image {
  position: relative;
  width: 100%;
  height: 350px;
  overflow: hidden;
}

.color-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-slow);
}

.color-card:hover .color-image img {
  transform: scale(1.1);
}

.color-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 15%;
  background: var(--gradient-dark);
}

.color-content {
  padding: 2rem;
  text-align: center;
}

.color-content h3 {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.color-description {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

.color-price {
  margin-bottom: 1.5rem;
}

.color-price .price {
  font-size: 2.5rem;
}

/* ===== Contact Section ===== */
.contact-section {
  padding: 8rem 0;
  background: linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-darker) 100%);
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
}

.contact-info h2 {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 1rem;
}

.contact-info > p {
  color: var(--text-secondary);
  font-size: 1.15rem;
  margin-bottom: 3rem;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  margin-bottom: 3rem;
}

.contact-item {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
}

.contact-item svg {
  flex-shrink: 0;
  color: var(--primary-purple);
  margin-top: 0.25rem;
}

.contact-item h4 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.contact-item p {
  color: var(--text-secondary);
}

.contact-note {
  padding: 1.5rem;
  background: rgba(144, 105, 249, 0.1);
  border: 1px solid rgba(144, 105, 249, 0.3);
  border-radius: 12px;
}

.contact-note p {
  color: var(--text-secondary);
  line-height: 1.7;
}

.contact-note strong {
  color: var(--primary-purple-light);
}

.contact-form {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 24px;
  padding: 3rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 1rem;
  background: var(--bg-darker);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  color: var(--text-primary);
  font-family: inherit;
  font-size: 1rem;
  transition: var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-purple);
  box-shadow: 0 0 0 3px rgba(144, 105, 249, 0.1);
}

.form-group textarea {
  resize: vertical;
}

/* ===== Footer ===== */
.footer {
  background: var(--bg-darker);
  border-top: 1px solid var(--border-color);
  padding: 4rem 0 2rem;
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 4rem;
  margin-bottom: 3rem;
}

.footer-brand .logo {
  margin-bottom: 1rem;
}

.footer-brand p {
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 500px;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.footer-column h4 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--primary-purple-light);
}

.footer-column a {
  display: block;
  color: var(--text-secondary);
  text-decoration: none;
  margin-bottom: 0.75rem;
  transition: var(--transition-fast);
}

.footer-column a:hover {
  color: var(--primary-purple);
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid var(--border-color);
  text-align: center;
}

.footer-bottom p {
  color: var(--text-tertiary);
  font-size: 0.9rem;
}

/* ===== Animations ===== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes bounce {
  0%,
  100% {
    transform: translateX(-50%) translateY(0);
  }
  50% {
    transform: translateX(-50%) translateY(-10px);
  }
}

@keyframes pulse {
  0%,
  100% {
    opacity: 0.3;
  }
  50% {
    opacity: 0.5;
  }
}

/* ===== Responsive Design ===== */
@media (max-width: 968px) {
  .nav-links {
    display: none;
  }

  .mobile-menu-btn {
    display: flex;
  }

  .hero-content,
  .about-content,
  .contact-content {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .hero-title {
    font-size: 3rem;
  }

  .section-title {
    font-size: 2.25rem;
  }

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

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

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

  .footer-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

@media (max-width: 640px) {
  .container {
    padding: 0 1.5rem;
  }

  .hero {
    padding-top: 80px;
  }

  .hero-title {
    font-size: 2.25rem;
  }

  .hero-subtitle {
    font-size: 1.1rem;
  }

  .hero-cta {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.5rem;
  }

  .section-title {
    font-size: 1.85rem;
  }

  .section-description {
    font-size: 1rem;
  }

  .about-section,
  .features-section,
  .specs-section,
  .colors-section,
  .contact-section {
    padding: 4rem 0;
  }

  .specs-card {
    padding: 2rem;
  }

  .specs-dimensions {
    grid-template-columns: 1fr;
  }

  .contact-form {
    padding: 2rem;
  }
}
/* ===== Special Edition (Nano Banana) ===== */
.color-card.special-edition {
  border-color: #ffcc00;
}

.color-card.special-edition:hover {
  box-shadow: 0 12px 40px rgba(255, 204, 0, 0.4);
}

.color-card.special-edition .featured-badge {
  background: linear-gradient(135deg, #ffcc00, #ffaa00);
  color: #000;
}

.color-card.special-edition .btn-primary {
  background: linear-gradient(135deg, #ffcc00, #ffaa00);
  color: #000;
  box-shadow: 0 8px 32px rgba(255, 204, 0, 0.2);
}

.color-card.special-edition .btn-primary:hover {
  box-shadow: 0 12px 40px rgba(255, 204, 0, 0.4);
}