/* CS2 Gaming Dark Theme */
:root {
  --cs2-orange: #FF6B35;
  --cs2-cyan: #00D4FF;
  --cs2-bg-primary: #0a0e1a;
  --cs2-bg-secondary: #151928;
  --cs2-bg-card: #1a1f32;
  --cs2-bg-hover: #242938;
  --cs2-text-primary: #e8eaed;
  --cs2-text-secondary: #9aa0a6;
  --cs2-border: #2d3348;
  --cs2-success: #52c41a;
  --cs2-danger: #ff4d4f;
  --cs2-warning: #faad14;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Microsoft YaHei', sans-serif;
  background: var(--cs2-bg-primary);
  color: var(--cs2-text-primary);
  overflow: hidden;
}

#app {
  height: 100vh;
}

/* Layout */
.app-container {
  display: flex;
  height: 100vh;
  overflow: hidden;
}

.sidebar {
  width: 220px;
  background: var(--cs2-bg-secondary);
  border-right: 1px solid var(--cs2-border);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
}

.sidebar-header {
  padding: 24px 20px;
  border-bottom: 1px solid var(--cs2-border);
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.sidebar-logo-icon {
  font-size: 28px;
  color: var(--cs2-orange);
}

.sidebar-logo-text {
  font-size: 20px;
  font-weight: 700;
  background: linear-gradient(135deg, var(--cs2-orange), var(--cs2-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.sidebar-nav {
  flex: 1;
  padding: 16px 0;
  overflow-y: auto;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 20px;
  color: var(--cs2-text-secondary);
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
  border-left: 3px solid transparent;
}

.nav-item:hover {
  background: var(--cs2-bg-hover);
  color: var(--cs2-text-primary);
}

.nav-item.router-link-active {
  background: var(--cs2-bg-hover);
  color: var(--cs2-orange);
  border-left-color: var(--cs2-orange);
}

.nav-icon {
  font-size: 18px;
}

.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.content-header {
  padding: 20px 32px;
  background: var(--cs2-bg-secondary);
  border-bottom: 1px solid var(--cs2-border);
}

.content-header h2 {
  font-size: 24px;
  font-weight: 600;
  color: var(--cs2-text-primary);
}

.content-body {
  flex: 1;
  padding: 24px 32px;
  overflow-y: auto;
}

/* Cards */
.stats-card {
  background: var(--cs2-bg-card);
  border: 1px solid var(--cs2-border);
  border-radius: 12px;
  padding: 20px;
  transition: all 0.3s ease;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.stats-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(255, 107, 53, 0.2);
  border-color: var(--cs2-orange);
}

.stats-card-title {
  font-size: 14px;
  color: var(--cs2-text-secondary);
  margin-bottom: 12px;
}

.stats-card-value {
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 8px;
}

.stats-card-footer {
  font-size: 13px;
  color: var(--cs2-text-secondary);
  display: flex;
  align-items: center;
  gap: 6px;
}

.value-positive {
  color: var(--cs2-success);
}

.value-negative {
  color: var(--cs2-danger);
}

.value-highlight {
  color: var(--cs2-orange);
}

/* Tables */
.el-table {
  background: var(--cs2-bg-card) !important;
  border: 1px solid var(--cs2-border) !important;
  border-radius: 12px !important;
  overflow: hidden;
}

.el-table th.el-table__cell {
  background: var(--cs2-bg-secondary) !important;
  color: var(--cs2-text-primary) !important;
  border-bottom: 1px solid var(--cs2-border) !important;
}

.el-table td.el-table__cell {
  background: var(--cs2-bg-card) !important;
  color: var(--cs2-text-primary) !important;
  border-bottom: 1px solid var(--cs2-border) !important;
}

.el-table tr:hover > td.el-table__cell {
  background: var(--cs2-bg-hover) !important;
}

.el-table__empty-text {
  color: var(--cs2-text-secondary) !important;
}

/* Pagination */
.el-pagination {
  background: var(--cs2-bg-card) !important;
  border: 1px solid var(--cs2-border) !important;
  border-radius: 8px !important;
  padding: 16px !important;
  margin-top: 20px !important;
}

.el-pagination .btn-prev,
.el-pagination .btn-next,
.el-pagination .el-pager li {
  background: var(--cs2-bg-secondary) !important;
  color: var(--cs2-text-primary) !important;
  border: 1px solid var(--cs2-border) !important;
}

.el-pagination .el-pager li.is-active {
  background: var(--cs2-orange) !important;
  border-color: var(--cs2-orange) !important;
}

/* Forms */
.el-form-item__label {
  color: var(--cs2-text-primary) !important;
}

.el-input__wrapper,
.el-textarea__inner,
.el-select .el-input__wrapper {
  background: var(--cs2-bg-secondary) !important;
  border: 1px solid var(--cs2-border) !important;
  box-shadow: none !important;
}

.el-input__inner,
.el-textarea__inner {
  color: var(--cs2-text-primary) !important;
}

.el-input__inner::placeholder,
.el-textarea__inner::placeholder {
  color: var(--cs2-text-secondary) !important;
}

/* Buttons */
.el-button {
  border-radius: 8px;
}

.el-button--primary {
  background: var(--cs2-orange) !important;
  border-color: var(--cs2-orange) !important;
}

.el-button--primary:hover {
  background: #ff8555 !important;
  border-color: #ff8555 !important;
}

.el-button--success {
  background: var(--cs2-success) !important;
  border-color: var(--cs2-success) !important;
}

.el-button--danger {
  background: var(--cs2-danger) !important;
  border-color: var(--cs2-danger) !important;
}

/* Dialogs */
.el-dialog {
  background: var(--cs2-bg-card) !important;
  border: 1px solid var(--cs2-border) !important;
  border-radius: 12px !important;
}

.el-dialog__header {
  border-bottom: 1px solid var(--cs2-border) !important;
}

.el-dialog__title {
  color: var(--cs2-text-primary) !important;
}

.el-dialog__body {
  color: var(--cs2-text-primary) !important;
}

/* Dropdown */
.el-select-dropdown {
  background: var(--cs2-bg-card) !important;
  border: 1px solid var(--cs2-border) !important;
}

.el-select-dropdown__item {
  color: var(--cs2-text-primary) !important;
}

.el-select-dropdown__item.hover,
.el-select-dropdown__item:hover {
  background: var(--cs2-bg-hover) !important;
}

.el-select-dropdown__item.selected {
  color: var(--cs2-orange) !important;
}

/* Message */
.el-message {
  background: var(--cs2-bg-card) !important;
  border: 1px solid var(--cs2-border) !important;
}

/* Tabs */
.el-tabs__item {
  color: var(--cs2-text-secondary) !important;
}

.el-tabs__item.is-active {
  color: var(--cs2-orange) !important;
}

.el-tabs__active-bar {
  background-color: var(--cs2-orange) !important;
}

/* Upload */
.el-upload-dragger {
  background: var(--cs2-bg-secondary) !important;
  border: 2px dashed var(--cs2-border) !important;
}

.el-upload-dragger:hover {
  border-color: var(--cs2-orange) !important;
}

/* Search & Filter Bar */
.filter-bar {
  display: flex;
  gap: 12px;
  margin-bottom: 20px;
  flex-wrap: wrap;
  align-items: center;
}

.filter-bar .el-input {
  max-width: 240px;
}

.filter-bar .el-select {
  max-width: 180px;
}

/* Action Bar */
.action-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

/* Rental Grid */
.rental-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 32px;
}

/* Stats Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  margin-bottom: 32px;
}

/* Chart Container */
.chart-container {
  background: var(--cs2-bg-card);
  border: 1px solid var(--cs2-border);
  border-radius: 12px;
  padding: 24px;
  margin-bottom: 32px;
}

.chart-title {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 20px;
  color: var(--cs2-text-primary);
}

/* Section */
.section {
  background: var(--cs2-bg-card);
  border: 1px solid var(--cs2-border);
  border-radius: 12px;
  padding: 24px;
  margin-bottom: 24px;
}

.section-title {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 20px;
  color: var(--cs2-text-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.section-title::before {
  content: '';
  width: 4px;
  height: 20px;
  background: var(--cs2-orange);
  border-radius: 2px;
}

/* Form Grid */
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

/* Loading */
.el-loading-mask {
  background: rgba(10, 14, 26, 0.8) !important;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--cs2-bg-secondary);
}

::-webkit-scrollbar-thumb {
  background: var(--cs2-border);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--cs2-text-secondary);
}

/* Mobile Menu Toggle Button */
.mobile-menu-toggle {
  display: none;
  position: fixed;
  top: 16px;
  left: 16px;
  z-index: 1000;
  width: 44px;
  height: 44px;
  background: var(--cs2-bg-card);
  border: 1px solid var(--cs2-border);
  border-radius: 8px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  color: var(--cs2-text-primary);
  font-size: 20px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.mobile-menu-toggle:hover {
  background: var(--cs2-bg-hover);
  border-color: var(--cs2-orange);
}

/* Mobile Overlay */
.mobile-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.6);
  z-index: 998;
}

.mobile-overlay.active {
  display: block;
}

/* Responsive */
@media (max-width: 1200px) {
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  body {
    overflow-y: auto;
  }

  #app {
    height: auto;
    min-height: 100vh;
  }

  .app-container {
    flex-direction: column;
    height: auto;
    min-height: 100vh;
    overflow: visible;
  }

  /* Mobile Menu Toggle */
  .mobile-menu-toggle {
    display: flex;
  }

  /* Sidebar as drawer */
  .sidebar {
    position: fixed;
    top: 0;
    left: -280px;
    width: 280px;
    height: 100vh;
    z-index: 999;
    transition: left 0.3s ease;
    box-shadow: 4px 0 24px rgba(0, 0, 0, 0.5);
  }

  .sidebar.open {
    left: 0;
  }

  .sidebar-logo-text,
  .nav-item span {
    display: block;
  }

  .sidebar-header {
    padding: 20px 16px;
    padding-left: 60px;
  }

  .sidebar-nav {
    padding: 12px 0;
  }

  .nav-item {
    padding: 16px 20px;
  }

  .sidebar-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--cs2-border);
  }

  /* Main Content */
  .main-content {
    width: 100%;
    overflow: visible;
  }

  .content-header {
    padding: 16px;
    padding-top: 72px;
  }

  .content-header h2 {
    font-size: 20px;
  }

  .content-body {
    padding: 16px;
    overflow: visible;
  }

  /* Stats Grid */
  .stats-grid {
    grid-template-columns: 1fr;
    gap: 12px;
    margin-bottom: 20px;
  }

  .rental-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
  }

  .rental-grid .stats-card {
    padding: 12px;
  }

  .rental-grid .stats-card-value {
    font-size: 20px;
  }

  .rental-grid .stats-card-title {
    font-size: 12px;
    margin-bottom: 6px;
  }

  .stats-card {
    padding: 16px;
  }

  .stats-card-value {
    font-size: 24px;
  }

  .stats-card-title {
    font-size: 13px;
    margin-bottom: 8px;
  }

  /* Tables */
  .el-table {
    font-size: 13px;
  }

  .el-table th.el-table__cell,
  .el-table td.el-table__cell {
    padding: 10px 8px;
  }

  /* Filter Bar */
  .filter-bar {
    flex-direction: column;
    gap: 10px;
    margin-bottom: 16px;
  }

  .filter-bar .el-input,
  .filter-bar .el-select {
    width: 100%;
    max-width: none;
  }

  /* Action Bar */
  .action-bar {
    flex-direction: column;
    gap: 12px;
    align-items: stretch;
    margin-bottom: 16px;
  }

  .action-bar > div {
    width: 100%;
  }

  .action-bar .el-button {
    width: 100%;
  }

  /* Dialogs */
  .el-dialog {
    width: 95% !important;
    margin: 8px auto !important;
  }

  .el-dialog__body {
    padding: 16px;
  }

  /* Forms */
  .form-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .el-form-item {
    margin-bottom: 12px;
  }

  /* Chart Container */
  .chart-container {
    padding: 16px;
    margin-bottom: 20px;
  }

  .chart-title {
    font-size: 16px;
    margin-bottom: 16px;
  }

  /* Section */
  .section {
    padding: 16px;
    margin-bottom: 16px;
  }

  .section-title {
    font-size: 16px;
    margin-bottom: 16px;
  }

  /* Pagination */
  .el-pagination {
    padding: 12px !important;
    margin-top: 16px !important;
  }

  /* Login Page */
  .login-container {
    padding: 20px;
  }

  .login-card {
    padding: 24px;
  }
}