html {
  scroll-behavior: smooth;
}

::selection {
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
}

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: rgba(255, 255, 255, 0.15); border-radius: 3px; }

.glass {
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(24px);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.glass-strong {
  background: rgba(10, 10, 15, 0.75);
  backdrop-filter: blur(40px);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.glass-card {
  background: rgba(255, 255, 255, 0.02);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition: all 0.3s ease;
}

.glass-card:hover {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.15);
  transform: translateY(-2px);
}

.gradient-text {
  background: linear-gradient(135deg, #fff, #999);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

#particles-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
}

.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: all 0.8s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.reveal.active { opacity: 1; transform: translateY(0); }

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }

.nav-link {
  position: relative;
  color: rgba(255, 255, 255, 0.5);
  transition: color 0.3s ease;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: #fff;
  transition: width 0.3s ease;
}

.nav-link:hover { color: #fff; }
.nav-link:hover::after { width: 100%; }

.hero-logo { animation: float 6s ease-in-out infinite; }

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-20px); }
}

.gradient-bg {
  background: linear-gradient(-45deg, #0a0a0f, #111, #0a0a0f, #111);
  background-size: 400% 400%;
  animation: gradientShift 15s ease infinite;
}

@keyframes gradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}

.orb-1 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(255,255,255,0.04), transparent 70%);
  top: -200px; right: -200px;
  animation: orbFloat 20s ease-in-out infinite;
}

.orb-2 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(255,255,255,0.03), transparent 70%);
  bottom: -150px; left: -150px;
  animation: orbFloat 25s ease-in-out infinite reverse;
}

@keyframes orbFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -30px) scale(1.05); }
  66% { transform: translate(-20px, 20px) scale(0.95); }
}

.btn-premium {
  position: relative;
  overflow: hidden;
  transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.download-btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 16px 32px;
  border-radius: 14px;
  font-weight: 600;
  font-size: 15px;
  transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  position: relative;
  overflow: hidden;
}

.download-btn-primary {
  background: #fff;
  color: #000;
}

.download-btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 48px rgba(255, 255, 255, 0.15);
}

.download-btn-secondary {
  background: rgba(255,255,255,0.05);
  color: #fff;
  border: 1px solid rgba(255,255,255,0.1);
}

.download-btn-secondary:hover {
  background: rgba(255,255,255,0.1);
  transform: translateY(-2px);
  border-color: rgba(255,255,255,0.2);
}

.icon-container {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.08);
}

.glass-card:hover .icon-container { transform: scale(1.1); }

.testimonial-card { transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275); }
.testimonial-card:hover { transform: translateY(-4px); box-shadow: 0 20px 60px rgba(255, 255, 255, 0.05); }

.mobile-menu-open { max-height: 500px !important; opacity: 1 !important; }

@media (max-width: 768px) {
  .orb-1, .orb-2 { display: none; }
  .download-btn { padding: 14px 24px; font-size: 14px; width: 100%; justify-content: center; }
}

#loader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #0a0a0f;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}

#loader.hidden { opacity: 0; visibility: hidden; }

.loader-ring {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.1);
  border-top-color: #fff;
  animation: spin 1s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }