/* SBS Rankers - Premium Styles & Micro-Animations */

:root {
  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --secondary: #7c3aed;
  --secondary-hover: #6d28d9;
  --bg-light: #f8fafc;
  --bg-dark: #0f172a;
  --card-light: rgba(255, 255, 255, 0.75);
  --card-dark: rgba(30, 41, 59, 0.7);
  --border-light: rgba(226, 232, 240, 0.8);
  --border-dark: rgba(51, 65, 85, 0.5);
  --text-light: #0f172a;
  --text-dark: #f8fafc;
  --text-muted-light: #64748b;
  --text-muted-dark: #94a3b8;
}

.glass {
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  background: var(--card-light);
  border: 1px solid var(--border-light);
}

.dark .glass {
  background: var(--card-dark);
  border: 1px solid var(--border-dark);
}

.glass-nav {
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  background: rgba(255, 255, 255, 0.85);
  border-top: 1px solid var(--border-light);
}

.dark .glass-nav {
  background: rgba(15, 23, 42, 0.85);
  border-top: 1px solid var(--border-dark);
}

.skeleton {
  background: linear-gradient(90deg, #e2e8f0 25%, #f1f5f9 50%, #e2e8f0 75%);
  background-size: 200% 100%;
  animation: loading-pulse 1.5s infinite;
}

.dark .skeleton {
  background: linear-gradient(90deg, #1e293b 25%, #334155 50%, #1e293b 75%);
  background-size: 200% 100%;
  animation: loading-pulse 1.5s infinite;
}

@keyframes loading-pulse {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track { background: transparent; }

::-webkit-scrollbar-thumb {
  background: rgba(156, 163, 175, 0.4);
  border-radius: 9999px;
}

.dark ::-webkit-scrollbar-thumb {
  background: rgba(71, 85, 105, 0.5);
}

.gradient-text {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.gradient-bg {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
}

.gradient-bg-hover:hover {
  background: linear-gradient(135deg, var(--primary-hover), var(--secondary-hover));
}

.blob {
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.12;
  z-index: -10;
  pointer-events: none;
}

.blob-primary {
  background: var(--primary);
  top: -100px;
  left: -100px;
}

.blob-secondary {
  background: var(--secondary);
  bottom: -100px;
  right: -100px;
}

.dark .blob { opacity: 0.08; }

.hover-scale {
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.hover-scale:hover {
  transform: translateY(-4px) scale(1.02);
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1);
}

.toggle-dot {
  transition: transform 0.25s ease-in-out;
}
input:checked ~ .toggle-line {
  background-color: var(--primary);
}
input:checked ~ .toggle-dot {
  transform: translateX(100%);
}

.ql-container.ql-snow {
  border: 1px solid var(--border-light) !important;
  border-radius: 0 0 12px 12px !important;
  font-family: inherit !important;
  background: rgba(255, 255, 255, 0.5);
}
.dark .ql-container.ql-snow {
  border: 1px solid var(--border-dark) !important;
  background: rgba(15, 23, 42, 0.5);
  color: var(--text-dark);
}
.ql-toolbar.ql-snow {
  border: 1px solid var(--border-light) !important;
  border-radius: 12px 12px 0 0 !important;
  background: rgba(255, 255, 255, 0.8);
}
.dark .ql-toolbar.ql-snow {
  border: 1px solid var(--border-dark) !important;
  background: rgba(30, 41, 59, 0.8);
}
.dark .ql-stroke { stroke: var(--text-muted-dark) !important; }
.dark .ql-fill { fill: var(--text-muted-dark) !important; }

#pdf-viewer-canvas {
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  max-width: 100%;
  margin: 0 auto;
}

.dark #pdf-viewer-canvas {
  filter: invert(0.9) hue-rotate(180deg);
}