:root {
  --bg-primary: #0a0e17;
  --bg-secondary: rgba(20, 26, 42, 0.6);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-highlight: rgba(255, 255, 255, 0.03);
  --accent-blue: #00bcd4;
  --accent-purple: #9c27b0;
  --accent-cyan: #00f2fe;
  --text-main: #f5f6fa;
  --text-muted: #8b9bb4;
  --text-active: #ffffff;
  --card-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
  --font-family: 'Outfit', sans-serif;
  --success-color: #2ecc71;
  --error-color: #e74c3c;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-family);
  background-color: var(--bg-primary);
  color: var(--text-main);
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
}

/* Background Glowing Orbs */
.glass-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: -1;
  background: 
    radial-gradient(circle at 10% 20%, rgba(0, 188, 212, 0.1) 0%, transparent 40%),
    radial-gradient(circle at 90% 80%, rgba(156, 39, 176, 0.12) 0%, transparent 50%),
    radial-gradient(circle at 50% 50%, rgba(20, 26, 42, 0.8) 0%, #06090f 100%);
}

.app-container {
  max-width: 1300px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
}

/* Header Area */
.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem;
  background: var(--bg-secondary);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  margin-bottom: 2rem;
  box-shadow: var(--card-shadow);
}

.logo-area {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.logo-icon {
  font-size: 2.2rem;
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 2px 8px rgba(0, 242, 254, 0.3));
}

.logo-area h1 {
  font-size: 1.8rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  background: linear-gradient(180deg, #ffffff, #c9d1d9);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.subtitle {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-top: 2px;
}

/* Auto Refresh controls */
.auto-refresh-control {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: rgba(255, 255, 255, 0.03);
  padding: 0.5rem 1rem;
  border-radius: 50px;
  border: 1px solid var(--glass-border);
}

.refresh-status {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-muted);
}

.status-dot.active {
  background: var(--success-color);
  box-shadow: 0 0 8px var(--success-color);
  animation: pulse 1.5s infinite alternate;
}

@keyframes pulse {
  0% { transform: scale(1); opacity: 0.6; }
  100% { transform: scale(1.2); opacity: 1; }
}

/* Toggle Switch */
.toggle-switch {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

#auto-refresh-toggle {
  display: none;
}

.switch-label {
  width: 40px;
  height: 22px;
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  position: relative;
  cursor: pointer;
  transition: background-color 0.3s;
  border: 1px solid var(--glass-border);
}

.switch-button {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background-color: var(--text-main);
  position: absolute;
  top: 2px;
  left: 2px;
  transition: transform 0.3s;
}

#auto-refresh-toggle:checked + .switch-label {
  background-color: var(--accent-blue);
}

#auto-refresh-toggle:checked + .switch-label .switch-button {
  transform: translateX(18px);
}

.switch-text {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
}

/* Header Controls Wrapper */
.header-controls {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* Language Toggle Button */
.lang-toggle-btn {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 0.75rem;
  border-radius: 20px;
  border: 1px solid rgba(0, 242, 254, 0.2);
  background: linear-gradient(135deg, rgba(0, 188, 212, 0.1), rgba(156, 39, 176, 0.06));
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  color: var(--text-main);
  cursor: pointer;
  font-family: var(--font-family);
  font-size: 0.85rem;
  font-weight: 600;
  transition: all 0.3s ease;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.lang-toggle-btn:hover {
  border-color: rgba(0, 242, 254, 0.5);
  background: linear-gradient(135deg, rgba(0, 188, 212, 0.2), rgba(156, 39, 176, 0.12));
  box-shadow: 0 0 12px rgba(0, 188, 212, 0.2);
  transform: scale(1.05);
}

.lang-toggle-btn #lang-flag {
  font-size: 1.1rem;
  line-height: 1;
}

.lang-toggle-btn #lang-code {
  color: var(--accent-cyan);
  letter-spacing: 0.5px;
}

/* Stats Overview */
.stats-overview {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.stat-card {
  background: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 1.5rem;
  display: flex;
  align-items: center;
  gap: 1.25rem;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--card-shadow);
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.stat-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 242, 254, 0.2);
}

.stat-icon {
  width: 50px;
  height: 50px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(0, 188, 212, 0.1), rgba(156, 39, 176, 0.1));
  border: 1px solid var(--glass-border);
  font-size: 1.4rem;
  color: var(--accent-cyan);
}

.stat-info {
  display: flex;
  flex-direction: column;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.stat-value {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text-main);
  margin-top: 4px;
}


/* Main Content Layout */
.dashboard-content {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 2rem;
  position: relative;
  transition: grid-template-columns 0.4s cubic-bezier(0.4, 0, 0.2, 1), gap 0.4s ease;
}

.dashboard-content.sidebar-collapsed {
  grid-template-columns: 0px 1fr;
  gap: 0;
}

@media (max-width: 900px) {
  .dashboard-content {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  .dashboard-content.sidebar-collapsed {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
}

/* Sidebar Toggle Button */
.sidebar-toggle {
  z-index: 20;
  width: 36px;
  height: 36px;
  min-width: 36px;
  border-radius: 50%;
  border: 1px solid rgba(0, 242, 254, 0.2);
  background: linear-gradient(135deg, rgba(0, 188, 212, 0.12), rgba(156, 39, 176, 0.08));
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  color: var(--accent-cyan);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  transition: transform 0.3s ease, background 0.3s ease, border-color 0.3s ease;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.3);
  padding: 0;
  flex-shrink: 0;
}

.sidebar-toggle:hover {
  color: #fff;
  border-color: rgba(0, 242, 254, 0.5);
  background: linear-gradient(135deg, rgba(0, 188, 212, 0.25), rgba(156, 39, 176, 0.18));
  box-shadow: 0 0 16px rgba(0, 188, 212, 0.25);
  transform: scale(1.1);
}

.sidebar-toggle i {
  transition: transform 0.3s ease;
}

@media (max-width: 900px) {
  .sidebar-toggle {
    display: none;
  }
}

/* Control Panel / Sidebar */
.control-panel {
  background: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 1.75rem;
  height: fit-content;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--card-shadow);
  position: sticky;
  top: 20px;
  overflow: hidden;
  transition: opacity 0.3s ease, padding 0.4s cubic-bezier(0.4, 0, 0.2, 1),
              border-color 0.3s ease, box-shadow 0.3s ease,
              width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  min-width: 0;
}

.dashboard-content.sidebar-collapsed .control-panel {
  opacity: 0;
  padding: 0;
  border-color: transparent;
  box-shadow: none;
  pointer-events: none;
  width: 0;
  min-width: 0;
}

.control-panel h2 {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  border-bottom: 1px solid var(--glass-border);
  padding-bottom: 0.75rem;
}

.control-group {
  margin-bottom: 1.5rem;
}

.control-group label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
  font-weight: 500;
}

/* Input Fields */
.input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--glass-border);
  border-radius: 8px;
  transition: border-color 0.3s, box-shadow 0.3s;
}

.input-wrapper:focus-within {
  border-color: var(--accent-blue);
  box-shadow: 0 0 10px rgba(0, 188, 212, 0.25);
}

.input-icon {
  position: absolute;
  left: 12px;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.input-prefix {
  padding: 0 8px 0 12px;
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 600;
}

.input-wrapper input,
.input-wrapper select {
  width: 100%;
  background: transparent;
  border: none;
  padding: 0.75rem 0.75rem 0.75rem 2.2rem;
  color: var(--text-main);
  font-family: var(--font-family);
  font-size: 0.95rem;
  outline: none;
}

.input-wrapper select option {
  background-color: #0e1320;
  color: var(--text-main);
}

.input-wrapper select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%238b9bb4' viewBox='0 0 16 16'%3E%3Cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: calc(100% - 15px) center;
}

.price-range-inputs {
  display: flex;
  gap: 0.75rem;
}

.price-range-inputs .input-wrapper input {
  padding-left: 0.5rem;
}

.control-row-split {
  display: flex;
  gap: 0.75rem;
}

.control-row-split .control-group {
  flex: 1;
}

/* Buttons */
.btn {
  font-family: var(--font-family);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.25rem;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s;
  border: 1px solid transparent;
}

.btn-icon {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--glass-border);
  color: var(--text-main);
  width: 38px;
  height: 38px;
  padding: 0;
  border-radius: 50%;
}

.btn-icon:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--accent-cyan);
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple));
  color: #fff;
  border: none;
  box-shadow: 0 4px 15px rgba(0, 188, 212, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 188, 212, 0.4);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--glass-border);
  color: var(--text-main);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
}

.btn-full {
  width: 100%;
}

/* Items Display Section */
.items-display {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.display-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.display-header h2 {
  flex-grow: 1;
  font-size: 1.4rem;
  font-weight: 700;
}

.badge {
  background: rgba(0, 188, 212, 0.1);
  color: var(--accent-cyan);
  border: 1px solid rgba(0, 188, 212, 0.2);
  padding: 0.3rem 0.8rem;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
}

/* Header Search */
.header-search-wrapper {
  position: relative;
  min-width: 220px;
  max-width: 320px;
}

.header-search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 0.85rem;
  pointer-events: none;
}

.header-search-input {
  width: 100%;
  padding: 0.5rem 0.75rem 0.5rem 2.2rem;
  border-radius: 10px;
  border: 1px solid var(--glass-border);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-main);
  font-family: var(--font-family);
  font-size: 0.85rem;
  outline: none;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.header-search-input::placeholder {
  color: var(--text-muted);
}

.header-search-input:focus {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 8px rgba(0, 188, 212, 0.15);
}

/* Items Grid */
.items-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1.5rem;
}

/* Item Card */
.item-card {
  background: var(--bg-secondary);
  border: 1px solid color-mix(in srgb, var(--rarity-color, rgba(255,255,255,0.08)) 40%, transparent);
  border-radius: 16px;
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  position: relative;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow:
    0 8px 32px 0 rgba(0, 0, 0, 0.37),
    0 0 0 1px color-mix(in srgb, var(--rarity-color, transparent) 10%, transparent),
    inset 0 1px 0 color-mix(in srgb, var(--rarity-color, transparent) 8%, transparent);
  transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
  overflow: hidden;
}

.item-card:hover {
  transform: translateY(-8px);
  border-color: color-mix(in srgb, var(--rarity-color, rgba(0, 242, 254, 0.3)) 60%, transparent);
  box-shadow:
    0 12px 24px rgba(0, 0, 0, 0.5),
    0 0 20px color-mix(in srgb, var(--rarity-color, transparent) 25%, transparent),
    0 0 40px color-mix(in srgb, var(--rarity-color, transparent) 10%, transparent),
    inset 0 1px 0 color-mix(in srgb, var(--rarity-color, transparent) 15%, transparent);
}

.item-rank {
  position: absolute;
  top: 8px;
  left: 8px;
  width: 26px;
  height: 26px;
  background: rgba(0, 0, 0, 0.6);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent-cyan);
  border: 1px solid var(--glass-border);
  z-index: 2;
}

.item-image-wrapper {
  width: 100%;
  height: 120px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  position: relative;
}

.item-image {
  max-width: 90%;
  max-height: 90%;
  object-fit: contain;
  filter: drop-shadow(0 4px 8px rgba(0,0,0,0.5));
  transition: transform 0.5s ease;
}

.item-card:hover .item-image {
  transform: scale(1.1);
}

.item-info {
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.item-name {
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1.4;
  margin-bottom: 0.25rem;
  color: var(--text-main);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  height: 2.7rem;
}

.item-type {
  font-size: 0.75rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
  opacity: 0.9;
  letter-spacing: 0.3px;
}

.item-meta {
  margin-top: auto;
  border-top: 1px solid var(--glass-border);
  padding-top: 0.75rem;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
}

.item-listings {
  display: flex;
  flex-direction: column;
}

.listings-count {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-main);
}

.listings-label {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
}

.item-price-wrapper {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
}

.item-price {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--accent-cyan);
  text-shadow: 0 0 10px rgba(0, 242, 254, 0.2);
}

.item-price-label {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
}

/* Loading, Error & Empty States */
.loading-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 5rem 2rem;
  background: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  gap: 1rem;
}

.spinner {
  width: 40px;
  height: 40px;
  border: 4px solid rgba(0, 188, 212, 0.1);
  border-left-color: var(--accent-cyan);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.error-state, .empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 5rem 2rem;
  background: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  text-align: center;
  gap: 1rem;
}

.error-state i {
  font-size: 3rem;
  color: var(--error-color);
}

.empty-state i {
  font-size: 3rem;
  color: var(--text-muted);
}

.hidden {
  display: none !important;
}

.rotating {
  animation: spin 1s linear infinite;
}