/* ─── Liquid Glass Overlay ─── */
.glass-bg {
  position: fixed; inset: 0; z-index: -1;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  overflow: hidden;
  opacity: 0.15;
}
.glass-bg::before {
  content: ''; position: absolute;
  width: 150%; height: 150%;
  top: -25%; left: -25%;
  background:
    radial-gradient(ellipse 600px 600px at 20% 30%, rgba(255,150,200,0.5) 0%, transparent 70%),
    radial-gradient(ellipse 500px 500px at 75% 60%, rgba(100,180,255,0.5) 0%, transparent 70%),
    radial-gradient(ellipse 400px 400px at 50% 80%, rgba(180,100,255,0.4) 0%, transparent 70%),
    radial-gradient(ellipse 350px 350px at 85% 20%, rgba(100,255,200,0.3) 0%, transparent 70%);
  animation: gBgDrift 20s ease-in-out infinite alternate;
}
@keyframes gBgDrift {
  0%   { transform: translate(0, 0) rotate(0deg) scale(1); }
  33%  { transform: translate(30px, -20px) rotate(2deg) scale(1.02); }
  66%  { transform: translate(-20px, 15px) rotate(-1deg) scale(0.98); }
  100% { transform: translate(10px, -10px) rotate(1deg) scale(1.01); }
}
.glass-orb {
  position: absolute; border-radius: 50%; filter: blur(80px); opacity: 0.4;
  animation: gOrbFloat 15s ease-in-out infinite alternate;
}
.glass-orb:nth-child(1) { width:500px; height:500px; background:rgba(255,100,150,0.4); top:10%; left:10%; }
.glass-orb:nth-child(2) { width:400px; height:400px; background:rgba(100,200,255,0.4); top:50%; right:10%; animation-delay:-5s; }
.glass-orb:nth-child(3) { width:350px; height:350px; background:rgba(200,100,255,0.3); bottom:10%; left:30%; animation-delay:-10s; }
@keyframes gOrbFloat {
  0%   { transform: translate(0,0) scale(1); }
  50%  { transform: translate(40px,-30px) scale(1.1); }
  100% { transform: translate(-20px,20px) scale(0.95); }
}

/* Glass card */
.glass {
  position: relative;
  background: rgba(255,255,255,0.5) !important;
  border: 1px solid rgba(255,255,255,0.6) !important;
  backdrop-filter: blur(12px) saturate(1.5) !important;
  -webkit-backdrop-filter: blur(12px) saturate(1.5) !important;
  box-shadow: 0 8px 32px rgba(0,0,0,0.06), inset 0 1px 0 rgba(255,255,255,0.8) !important;
  overflow: hidden;
  transition: transform 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94), box-shadow 0.3s ease !important;
}
.glass::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.4) 0%, rgba(255,255,255,0.1) 40%, transparent 60%, rgba(255,255,255,0.15) 100%);
  border-radius: inherit; pointer-events: none; z-index: 1;
}
.glass::after {
  content: ''; position: absolute; top: 0; left: 10%; right: 10%; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.6), transparent);
  pointer-events: none; z-index: 2;
}
.glass:hover {
  transform: translateY(-4px) scale(1.01) !important;
  box-shadow: 0 12px 40px rgba(0,0,0,0.1), inset 0 1px 0 rgba(255,255,255,0.8) !important;
}
.glass-hover {
  position: absolute; inset: 0; border-radius: inherit; pointer-events: none; z-index: 1;
  opacity: 0; transition: opacity 0.3s ease;
  background: radial-gradient(400px circle at var(--gx,50%) var(--gy,50%), rgba(255,255,255,0.2) 0%, transparent 50%);
}
.glass:hover .glass-hover { opacity: 1; }

/* Nav specific */
nav.glass {
  background: rgba(255,248,240,0.7) !important;
  border-bottom: 1px solid rgba(255,255,255,0.4) !important;
}

/* Hero section glass overlay */
.hero {
  position: relative;
}
.hero::after {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(800px circle at var(--gx,50%) var(--gy,50%), rgba(255,255,255,0.08) 0%, transparent 50%);
  pointer-events: none;
  opacity: 0.5;
}

/* Auth box glass */
.auth-box.glass {
  background: rgba(255,255,255,0.6) !important;
  backdrop-filter: blur(20px) saturate(1.5) !important;
  -webkit-backdrop-filter: blur(20px) saturate(1.5) !important;
  border: 1px solid rgba(255,255,255,0.6) !important;
}

/* Gallery items glass */
.gallery-item.glass {
  background: rgba(255,255,255,0.3) !important;
}

/* Service card glass */
.service-card.glass {
  background: rgba(255,255,255,0.5) !important;
}