* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
*::-webkit-scrollbar{
  display: none;
}

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  background: #0a0a0f;
  color: #ffffff;
  overflow-x: hidden;
  line-height: 1.6;
  scroll-behavior: smooth;
}

.bg-gradient {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: radial-gradient(
      ellipse 1200px 800px at 50% 0%,
      rgba(99, 102, 241, 0.2) 0%,
      transparent 60%
    ),
    radial-gradient(
      ellipse 800px 1000px at 100% 100%,
      rgba(139, 92, 246, 0.15) 0%,
      transparent 60%
    ),
    radial-gradient(
      ellipse 600px 400px at 0% 80%,
      rgba(16, 185, 129, 0.1) 0%,
      transparent 60%
    ),
    radial-gradient(
      ellipse 400px 600px at 80% 20%,
      rgba(236, 72, 153, 0.08) 0%,
      transparent 60%
    ),
    linear-gradient(180deg, #0a0a0f 0%, #0f0f1a 100%);
  z-index: -1;
  animation: gradientFloat 30s ease-in-out infinite alternate;
}

@keyframes gradientFloat {
  0% {
    transform: scale(1) rotate(0deg);
    filter: hue-rotate(0deg) brightness(1);
  }
  100% {
    transform: scale(1.08) rotate(1deg);
    filter: hue-rotate(15deg) brightness(1.1);
  }
}

/* Navigation */
header {
  position: fixed;
  top: 0;
  width: 100%;
  padding: 1.2rem 2rem;
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(25px) saturate(180%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  z-index: 1000;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1400px;
  margin: 0 auto;
}

.logo {
  font-size: 1.9rem;
  font-weight: 900;
  background: linear-gradient(135deg, #6366f1, #8b5cf6, #ec4899);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.5px;
  cursor: pointer;
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 2.5rem;
}

.nav-links a {
  color: #d1d5db;
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  padding: 0.5rem 0;
}

.nav-links a:hover {
  color: #ffffff;
}

.nav-links a::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(135deg, #6366f1, #8b5cf6);
  transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  border-radius: 2px;
}

.nav-links a:hover::after {
  width: 100%;
}

.mobile-menu {
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  height: 100vh;
  width: 100vw;
  z-index: 1001;
  display: none;
  justify-content: center;
  align-items: center;
  background-color: #00000044;
  backdrop-filter: blur(10px);
}

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

.mobile-menu .mobile-menu-btn{
  position: absolute;
  top: 0;
  margin: 30px;
  right: 0;
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  align-items: center;
  list-style: none;
  gap: 2.5rem;
}

.mobile-nav-links a {
  color: #d1d5db;
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  padding: 0.5rem 0;
}

.mobile-nav-links a:hover {
  color: #ffffff;
}

.mobile-nav-links a::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(135deg, #6366f1, #8b5cf6);
  transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  border-radius: 2px;
}

.mobile-nav-links a:hover::after {
  width: 100%;
}

.cta-button {
  background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #ec4899 100%);
  color: white;
  padding: 0.8rem 1.8rem;
  border-radius: 50px;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 4px 20px rgba(99, 102, 241, 0.25);
  position: relative;
  overflow: hidden;
}

.cta-button::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.2),
    transparent
  );
  transition: left 0.6s;
}

.cta-button:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 12px 40px rgba(99, 102, 241, 0.4);
}

.cta-button:hover::before {
  left: 100%;
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  color: #ffffff;
  font-size: 1.5rem;
  cursor: pointer;
  transition: all 0.3s ease;
}

/* Download Section */
.download-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8rem 2rem 4rem;
  position: relative;
}

.download-content {
  max-width: 1200px;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.download-info {
  padding-right: 2rem;
}

.download-info h1 {
  font-size: 3.5rem;
  font-weight: 800;
  margin-bottom: 1.5rem;
  background: linear-gradient(
    135deg,
    #ffffff 0%,
    #6366f1 30%,
    #8b5cf6 70%,
    #ec4899 100%
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.1;
  letter-spacing: -2px;
}

.download-info p {
  font-size: 1.2rem;
  color: #9ca3af;
  margin-bottom: 2rem;
  line-height: 1.7;
}

.features-list {
  list-style: none;
  margin-bottom: 2rem;
}

.features-list li {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
  color: #d1d5db;
  font-size: 1rem;
}

.features-list li i {
  color: #10b981;
  font-size: 1.2rem;
  width: 20px;
}

.download-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 24px;
  padding: 3rem;
  backdrop-filter: blur(20px);
  transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.download-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(99, 102, 241, 0.6),
    transparent
  );
  transform: translateX(-100%);
  transition: transform 0.8s ease;
}

.download-card:hover {
  transform: translateY(-10px) scale(1.02);
  border-color: rgba(99, 102, 241, 0.3);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(99, 102, 241, 0.1);
  background: rgba(255, 255, 255, 0.08);
}

.download-card:hover::before {
  transform: translateX(100%);
}

.app-icon {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, #6366f1, #8b5cf6, #ec4899);
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  margin-bottom: 2rem;
  box-shadow: 0 8px 30px rgba(99, 102, 241, 0.3);
}

.app-details h3 {
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: #ffffff;
}

.app-version {
  color: #9ca3af;
  font-size: 0.95rem;
  margin-bottom: 2rem;
  background: rgba(99, 102, 241, 0.1);
  padding: 0.5rem 1rem;
  border-radius: 20px;
  display: inline-block;
  border: 1px solid rgba(99, 102, 241, 0.2);
}

.file-info {
  margin: 2rem 0;
  padding: 1.5rem;
  background: rgba(255, 255, 255, 0.03);
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.info-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.info-item {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.info-label {
  font-size: 0.85rem;
  color: #9ca3af;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 500;
}

.info-value {
  color: #ffffff;
  font-weight: 600;
  font-size: 0.95rem;
}

.download-btn {
  width: 100%;
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
  color: white;
  padding: 1.3rem 2rem;
  border: none;
  border-radius: 16px;
  font-weight: 700;
  font-size: 1.1rem;
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 8px 30px rgba(16, 185, 129, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.8rem;
  text-decoration: none;
}

.download-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 50px rgba(16, 185, 129, 0.5);
}

.download-btn i {
  font-size: 1.3rem;
}

.security-notice {
  margin-top: 2rem;
  padding: 1.5rem;
  background: rgba(139, 92, 246, 0.05);
  border: 1px solid rgba(139, 92, 246, 0.2);
  border-radius: 16px;
}

.security-notice h4 {
  color: #8b5cf6;
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 0.8rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.security-notice p {
  color: #9ca3af;
  font-size: 0.9rem;
  line-height: 1.5;
}

/* Footer */
footer {
  background: linear-gradient(
    180deg,
    rgba(10, 10, 15, 0.8) 0%,
    rgba(10, 10, 15, 0.95) 100%
  );
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 4rem 2rem 2.5rem;
  backdrop-filter: blur(20px);
  position: relative;
}

footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(99, 102, 241, 0.4),
    transparent
  );
}

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

.footer-links {
  display: flex;
  justify-content: center;
  gap: 3rem;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
}

.footer-links a {
  color: #9ca3af;
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
}

.footer-links a:hover {
  color: #6366f1;
  transform: translateY(-2px);
}

.footer-content p {
  color: #6b7280;
  font-size: 0.9rem;
  font-weight: 400;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .download-content {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .download-info {
    padding-right: 0;
    text-align: center;
  }

  .download-info h1 {
    font-size: 3rem;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

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

  .download-section {
    padding: 6rem 1.5rem 3rem;
  }

  .download-info h1 {
    font-size: 2.5rem;
  }

  .download-card {
    padding: 2rem;
  }

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

  .footer-links {
    flex-direction: column;
    gap: 1.5rem;
  }
}

@media (max-width: 480px) {
  .download-info h1 {
    font-size: 2rem;
  }

  .download-card {
    padding: 1.5rem;
  }

  .app-icon {
    width: 60px;
    height: 60px;
    font-size: 2rem;
  }
}