/*!
 * WMS OTA UI
 * Waterman IoT Platform
 * Modern Design System 2024
 */

:root {
  /* Primary Colors */
  --wms-primary: #2563eb;
  --wms-primary-dark: #1d4ed8;
  --wms-primary-light: #60a5fa;

  /* Status Colors */
  --wms-success: #10b981;
  --wms-success-light: #d1fae5;
  --wms-danger: #ef4444;
  --wms-danger-light: #fee2e2;
  --wms-warning: #f59e0b;
  --wms-warning-light: #fef3c7;

  /* Neutral Colors */
  --wms-gray-50: #f9fafb;
  --wms-gray-100: #f3f4f6;
  --wms-gray-200: #e5e7eb;
  --wms-gray-300: #d1d5db;
  --wms-gray-400: #9ca3af;
  --wms-gray-500: #6b7280;
  --wms-gray-600: #4b5563;
  --wms-gray-700: #374151;
  --wms-gray-800: #1f2937;
  --wms-gray-900: #111827;

  /* Gradients */
  --wms-bg: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --wms-bg-subtle: linear-gradient(135deg, #f6f9fc 0%, #e6f0f9 100%);
  --wms-card-gradient: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);

  /* Shadows */
  --card-shadow: 0 10px 40px -10px rgba(0, 0, 0, 0.1);
  --card-shadow-hover: 0 20px 60px -10px rgba(37, 99, 235, 0.2);
  --card-shadow-glow: 0 0 0 2px rgba(37, 99, 235, 0.1);

  /* Animations */
  --transition-base: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: all 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

/* Base Styles */
body {
  background: var(--wms-bg);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  min-height: 100vh;
  margin: 0;
  padding: 20px;
  position: relative;
  overflow-x: hidden;
}

body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg width="60" height="60" viewBox="0 0 60 60" xmlns="http://www.w3.org/2000/svg"><path d="M30 0 L60 30 L30 60 L0 30 Z" fill="rgba(255,255,255,0.03)"/></svg>');
  pointer-events: none;
  z-index: 0;
}

/* Main Container */
.main-container {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-radius: 32px;
  padding: 40px;
  margin: 20px auto;
  box-shadow: var(--card-shadow);
  border: 1px solid rgba(255, 255, 255, 0.2);
  position: relative;
  z-index: 1;
  animation: slideUp 0.6s ease-out;
}

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

/* Modern Cards */
.common-card {
  background: var(--wms-card-gradient);
  border-radius: 24px;
  box-shadow: var(--card-shadow);
  margin-bottom: 30px;
  overflow: hidden;
  transition: var(--transition-base);
  border: 1px solid rgba(255, 255, 255, 0.5);
  position: relative;
}

.common-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--wms-primary), var(--wms-primary-light));
  opacity: 0;
  transition: var(--transition-base);
}

.common-card:hover {
  transform: translateY(-4px) scale(1.01);
  box-shadow: var(--card-shadow-hover);
}

.common-card:hover::before {
  opacity: 1;
}

.card-header {
  font-weight: 600;
  padding: 18px 24px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  letter-spacing: 0.3px;
  background: linear-gradient(135deg, var(--wms-primary), var(--wms-primary-dark));
  color: white;
  position: relative;
  overflow: hidden;
}

.card-header::after {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255,255,255,0.2) 0%, transparent 70%);
  opacity: 0.5;
}

.card-body {
  padding: 24px;
}

/* Firmware Device Cards */
.mapping-card {
  background: linear-gradient(135deg, #f0f9ff, #e6f0fa);
  border-radius: 20px;
  border-left: 4px solid var(--wms-primary);
  transition: var(--transition-base);
  position: relative;
  overflow: hidden;
}

.mapping-card::before {
  content: '📱';
  position: absolute;
  bottom: -20px;
  right: -20px;
  font-size: 80px;
  opacity: 0.05;
  transform: rotate(-10deg);
}

.mapping-card:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: var(--card-shadow-glow);
}

/* File Items */
.list-group-item {
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(5px);
  padding: 12px 16px;
  border-radius: 12px;
  margin-bottom: 8px;
  transition: var(--transition-base);
  border: 1px solid rgba(0, 0, 0, 0.03);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.list-group-item:hover {
  background: white;
  transform: translateX(4px) scale(1.01);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
  border-color: var(--wms-primary-light);
}

.list-group-item a {
  color: var(--wms-gray-700);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition-base);
  position: relative;
}

.list-group-item a::before {
  content: '📄';
  margin-right: 8px;
  opacity: 0.5;
  transition: var(--transition-base);
}

.list-group-item a:hover {
  color: var(--wms-primary);
}

.list-group-item a:hover::before {
  opacity: 1;
  color: var(--wms-primary);
}

/* Tags and Badges */
.active-tag {
  background: linear-gradient(135deg, var(--wms-primary-light), var(--wms-primary));
  color: white;
  padding: 4px 12px;
  border-radius: 30px;
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.5px;
  box-shadow: 0 2px 8px rgba(37, 99, 235, 0.3);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.active-tag::before {
  content: '●';
  font-size: 8px;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* Footer */
footer {
  text-align: center;
  padding: 24px 0 8px;
  color: var(--wms-gray-500);
  font-size: 14px;
  border-top: 1px solid rgba(0, 0, 0, 0.05);
  position: relative;
}

footer::before {
  content: '⚡';
  position: absolute;
  top: -10px;
  left: 50%;
  transform: translateX(-50%);
  background: white;
  padding: 0 10px;
  font-size: 16px;
  color: var(--wms-primary);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 10px;
}

::-webkit-scrollbar-track {
  background: var(--wms-gray-100);
  border-radius: 10px;
}

::-webkit-scrollbar-thumb {
  background: linear-gradient(135deg, var(--wms-primary), var(--wms-primary-dark));
  border-radius: 10px;
  border: 2px solid var(--wms-gray-100);
}

::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(135deg, var(--wms-primary-dark), var(--wms-primary));
}

/* Loading Animation */
.loading-pulse {
  display: inline-block;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--wms-primary);
  animation: pulse-ring 1.5s infinite;
}

@keyframes pulse-ring {
  0% {
    transform: scale(0.8);
    opacity: 0.5;
  }
  50% {
    transform: scale(1);
    opacity: 1;
  }
  100% {
    transform: scale(0.8);
    opacity: 0.5;
  }
}