/* HomePage Styles - OpenAI-inspired design */

.homepage {
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
  background: #fafafa;
  color: #1a1a1a;
}

/* Animated Background */
.homepage-background {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  overflow: hidden;
}

.gradient-orb {
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(179, 122, 76, 0.15) 0%, rgba(179, 122, 76, 0.05) 50%, transparent 70%);
  filter: blur(60px);
  transform: translate(-50%, -50%);
  transition: all 0.3s ease-out;
  pointer-events: none;
}

.gradient-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    180deg,
    rgba(250, 250, 250, 0.8) 0%,
    rgba(250, 250, 250, 0.95) 50%,
    rgba(250, 250, 250, 1) 100%
  );
  pointer-events: none;
}

.singapore-background {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url('https://images.unsplash.com/photo-1525625293386-3f8f99389edd?w=1920&q=80');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0.08;
  filter: blur(2px);
  pointer-events: none;
  z-index: 0;
}

/* Navigation */
.homepage-nav {
  position: relative;
  z-index: 100;
  padding: 24px 48px;
  display: flex;
  justify-content: center;
  align-items: center;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.nav-container {
  width: 100%;
  max-width: 1200px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 18px;
  font-weight: 600;
  color: #1a1a1a;
  letter-spacing: -0.02em;
}

.nav-logo-image {
  height: 48px;
  width: auto;
  object-fit: contain;
}

.logo-text {
  background: linear-gradient(135deg, #B37A4C 0%, #8B6F47 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

.nav-item {
  background: none;
  border: none;
  color: #666;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  padding: 8px 12px;
  border-radius: 6px;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  gap: 6px;
  text-decoration: none;
}

.nav-item:hover {
  color: #1a1a1a;
  background: rgba(0, 0, 0, 0.03);
}

.nav-dropdown {
  position: relative;
}

.dropdown-menu-home {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  background: white;
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: 12px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
  min-width: 280px;
  padding: 8px;
  z-index: 1000;
  animation: fadeInDown 0.2s ease;
}

@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.dropdown-item {
  width: 100%;
  background: none;
  border: none;
  padding: 12px 16px;
  text-align: left;
  cursor: pointer;
  border-radius: 8px;
  transition: all 0.2s ease;
}

.dropdown-item:hover {
  background: rgba(179, 122, 76, 0.08);
}

.dropdown-item-content {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.dropdown-item-title {
  font-size: 14px;
  font-weight: 600;
  color: #1a1a1a;
}

.dropdown-item-desc {
  font-size: 12px;
  color: #666;
  line-height: 1.4;
}

/* Main Content */
.homepage-main {
  position: relative;
  z-index: 10;
  padding: 80px 48px 120px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: calc(100vh - 200px);
  overflow: visible;
}

.hero-content {
  max-width: 800px;
  text-align: center;
  animation: fadeInUp 0.8s ease;
  overflow: visible;
  padding-bottom: 16px;
}

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

.hero-title {
  font-size: 64px;
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 32px;
  letter-spacing: -0.03em;
  color: #1a1a1a;
  overflow: visible;
  padding-bottom: 4px;
}

.hero-subtitle {
  display: block;
  font-size: 48px;
  font-weight: 400;
  color: #666;
  margin-top: 12px;
  margin-bottom: 8px;
  padding-bottom: 8px;
  background: linear-gradient(135deg, #B37A4C 0%, #8B6F47 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  overflow: visible;
  line-height: 1.3;
}

.hero-tagline {
  font-size: 20px;
  font-weight: 500;
  line-height: 1.5;
  color: #B37A4C;
  margin-bottom: 16px;
  font-style: italic;
}

.hero-description {
  font-size: 18px;
  line-height: 1.7;
  color: #666;
  margin-bottom: 48px;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.hero-description strong {
  color: #1a1a1a;
  font-weight: 600;
}

/* Feature Cards */
.hero-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 24px;
  margin-bottom: 48px;
  width: 100%;
  max-width: 800px;
}

.feature-card {
  background: white;
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 16px;
  padding: 24px;
  text-align: center;
  transition: all 0.3s ease;
  cursor: default;
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.08);
  border-color: rgba(179, 122, 76, 0.2);
}

.feature-icon {
  font-size: 40px;
  margin-bottom: 12px;
  display: block;
  animation: float 3s ease-in-out infinite;
}

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

.feature-card:nth-child(2) .feature-icon {
  animation-delay: 0.5s;
}

.feature-card:nth-child(3) .feature-icon {
  animation-delay: 1s;
}

.feature-content h3 {
  font-size: 16px;
  font-weight: 600;
  color: #1a1a1a;
  margin-bottom: 8px;
}

.feature-content p {
  font-size: 13px;
  color: #666;
  line-height: 1.5;
}

/* CTA Buttons */
.hero-cta {
  display: flex;
  gap: 16px;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
}

.cta-primary {
  background: linear-gradient(135deg, #B37A4C 0%, #9D6B42 100%);
  color: white;
  border: none;
  padding: 14px 32px;
  font-size: 16px;
  font-weight: 600;
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 4px 12px rgba(179, 122, 76, 0.3);
}

.cta-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(179, 122, 76, 0.4);
}

.cta-primary:active {
  transform: translateY(0);
}

.cta-secondary {
  background: white;
  color: #1a1a1a;
  border: 1px solid rgba(0, 0, 0, 0.1);
  padding: 14px 32px;
  font-size: 16px;
  font-weight: 600;
  border-radius: 12px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.cta-secondary:hover {
  background: rgba(0, 0, 0, 0.02);
  border-color: rgba(0, 0, 0, 0.15);
  transform: translateY(-2px);
}

/* Floating Elements */
.floating-elements {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
  overflow: hidden;
}

.floating-circle {
  position: absolute;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(179, 122, 76, 0.1) 0%, rgba(179, 122, 76, 0.05) 100%);
  filter: blur(40px);
  animation: floatCircle 20s ease-in-out infinite;
}

.circle-1 {
  width: 300px;
  height: 300px;
  top: 10%;
  left: 10%;
  animation-delay: 0s;
}

.circle-2 {
  width: 400px;
  height: 400px;
  top: 60%;
  right: 15%;
  animation-delay: 5s;
}

.circle-3 {
  width: 250px;
  height: 250px;
  bottom: 20%;
  left: 50%;
  animation-delay: 10s;
}

@keyframes floatCircle {
  0%, 100% {
    transform: translate(0, 0) scale(1);
    opacity: 0.6;
  }
  33% {
    transform: translate(30px, -30px) scale(1.1);
    opacity: 0.8;
  }
  66% {
    transform: translate(-20px, 20px) scale(0.9);
    opacity: 0.5;
  }
}

/* Footer */
.homepage-footer {
  position: relative;
  z-index: 10;
  padding: 32px 48px;
  text-align: center;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(10px);
  border-top: 1px solid rgba(0, 0, 0, 0.05);
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
}

.footer-content p {
  font-size: 14px;
  color: #666;
  margin: 4px 0;
}

.footer-muted {
  font-size: 12px;
  color: #999;
}

.footer-contact {
  margin: 8px 0;
}

.footer-contact a {
  color: #B37A4C;
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer-contact a:hover {
  color: #8B6F47;
  text-decoration: underline;
}

.footer-copyright {
  font-size: 12px;
  color: #999;
  margin-top: 8px;
}

/* About Section */
.about-section {
  position: relative;
  z-index: 10;
  padding: 120px 48px;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
}

.about-container {
  max-width: 1000px;
  margin: 0 auto;
}

.about-content {
  text-align: center;
}

.section-title {
  font-size: 36px;
  font-weight: 700;
  color: #1a1a1a;
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}

.section-description {
  font-size: 18px;
  line-height: 1.8;
  color: #666;
  max-width: 800px;
  margin: 0 auto 32px;
}

.technology-components {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 32px;
  margin-top: 48px;
  text-align: left;
}

.tech-component {
  background: white;
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 16px;
  padding: 32px;
  transition: all 0.3s ease;
}

.tech-component:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.08);
  border-color: rgba(179, 122, 76, 0.2);
}

.tech-icon {
  font-size: 48px;
  margin-bottom: 16px;
  display: block;
}

.tech-component h3 {
  font-size: 22px;
  font-weight: 600;
  color: #1a1a1a;
  margin-bottom: 12px;
}

.tech-desc {
  font-size: 15px;
  line-height: 1.8;
  color: #666;
  margin-bottom: 20px;
}

.tech-points {
  list-style: none;
  padding: 0;
  margin: 0;
}

.tech-points li {
  font-size: 14px;
  line-height: 1.8;
  color: #666;
  margin-bottom: 10px;
  padding-left: 24px;
  position: relative;
}

.tech-points li:before {
  content: "→";
  position: absolute;
  left: 0;
  color: #B37A4C;
  font-weight: bold;
  font-size: 16px;
}

.tech-points li:last-child {
  margin-bottom: 0;
}

/* Use Cases Grid */
.use-cases-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
  margin-top: 48px;
  text-align: left;
}

.use-case-card {
  background: white;
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 16px;
  padding: 28px;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.use-case-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, #B37A4C 0%, #8B6F47 100%);
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.use-case-card:hover::before {
  transform: scaleX(1);
}

.use-case-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.08);
  border-color: rgba(179, 122, 76, 0.2);
}

.use-case-icon {
  font-size: 40px;
  margin-bottom: 16px;
  display: block;
}

.use-case-card h3 {
  font-size: 20px;
  font-weight: 600;
  color: #1a1a1a;
  margin-bottom: 12px;
}

.use-case-card p {
  font-size: 15px;
  line-height: 1.7;
  color: #666;
  margin: 0;
}

/* Responsive Design */
@media (max-width: 768px) {
  .homepage-nav {
    padding: 20px 24px;
  }

  .nav-logo {
    gap: 8px;
  }

  .nav-logo-image {
    height: 36px;
  }

  .nav-logo .logo-text {
    font-size: 16px;
  }

  .nav-menu {
    gap: 16px;
  }

  .nav-item {
    font-size: 13px;
    padding: 6px 10px;
  }

  .homepage-main {
    padding: 60px 24px 80px;
  }

  .hero-title {
    font-size: 42px;
  }

  .hero-subtitle {
    font-size: 32px;
  }

  .hero-description {
    font-size: 16px;
    margin-bottom: 32px;
  }

  .hero-features {
    grid-template-columns: 1fr;
    gap: 16px;
    margin-bottom: 32px;
  }

  .hero-cta {
    flex-direction: column;
    width: 100%;
  }

  .cta-primary,
  .cta-secondary {
    width: 100%;
    justify-content: center;
  }

  .dropdown-menu-home {
    left: auto;
    right: 0;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 32px;
  }

  .hero-subtitle {
    font-size: 24px;
  }

  .hero-description {
    font-size: 15px;
  }

  .feature-card {
    padding: 20px;
  }

  .about-section {
    padding: 80px 24px;
  }

  .section-title {
    font-size: 28px;
  }

  .section-description {
    font-size: 16px;
  }

  .technology-components {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .use-cases-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .use-case-card {
    padding: 24px;
  }
}