:root {
  /* Colors */
  --color-primary: #FF385C;
  --color-primary-hover: #E31C5F;
  --color-bg-light: #F7F7F7;
  --color-bg-white: #FFFFFF;
  --color-border: #DDDDDD;
  --color-text-main: #222222;
  --color-text-muted: #717171;
  --color-sidebar-bg: #FFFFFF;
  --color-sidebar-active: #F7F7F7;
  --color-success: #4CAF50;
  --color-warning: #FFB100;
  --color-danger: #FF385C;
  --color-info: #2196F3;
  --color-badge-bg: #FFF0F3;
  --color-badge-text: #FF385C;

  /* Spacing */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;

  /* UI Elements */
  --radius-sm: 4px;
  --radius-md: 8px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.1);
  --sidebar-width: 60px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  background-color: var(--color-bg-light);
  color: var(--color-text-main);
  display: flex;
  min-height: 100vh;
}

/* Sidebar */
.sidebar {
  width: var(--sidebar-width);
  background: var(--color-sidebar-bg);
  border-right: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--space-md) 0;
  position: fixed;
  height: 100vh;
  z-index: 100;
}

.sidebar-logo {
  width: 32px;
  height: 32px;
  background: var(--color-primary);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: bold;
  margin-bottom: var(--space-xl);
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  width: 100%;
  align-items: center;
}

.nav-item {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  border-radius: var(--radius-md);
  transition: all 0.2s;
  cursor: pointer;
}

.nav-item.active {
  background: var(--color-sidebar-active);
  color: var(--color-primary);
}

.nav-item:hover {
  background: var(--color-sidebar-active);
}

/* Main Content */
main {
  flex: 1;
  margin-left: var(--sidebar-width);
  display: flex;
  flex-direction: column;
  width: calc(100% - var(--sidebar-width));
}

header {
  height: 64px;
  background: white;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-lg);
}

.header-logo {
  font-size: 24px;
  font-weight: 800;
  color: var(--color-primary);
  letter-spacing: -1px;
}

.header-user {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  font-size: 14px;
  color: var(--color-text-muted);
}

.header-support {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  cursor: pointer;
}

.header-divider {
  width: 1px;
  height: 16px;
  background: var(--color-border);
}

.user-profile {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--color-text-main);
  font-weight: 500;
  cursor: pointer;
}

.avatar-circle {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: #eee;
  overflow: hidden;
}

/* Page Header */
.page-header {
  padding: var(--space-xl) var(--space-xl) var(--space-md);
}

.page-title {
  font-size: 24px;
  font-weight: 700;
  margin: 0;
}

.page-subtitle {
  color: var(--color-text-muted);
  font-size: 14px;
  margin-top: var(--space-xs);
}

/* Dashboard Controls */
.controls-card {
  background: white;
  margin: 0 var(--space-xl) var(--space-md);
  padding: var(--space-lg);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.form-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.form-input, .form-select {
  height: 44px;
  padding: 0 var(--space-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 14px;
  width: 100%;
}

.form-input:focus, .form-select:focus {
  outline: none;
  border-color: var(--color-primary);
}

.controls-row-2 {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1.2fr 1.2fr 1.6fr auto;
  gap: var(--space-md);
  align-items: flex-end;
}

.btn {
  height: 44px;
  padding: 0 var(--space-xl);
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: background 0.2s;
}

.btn-primary {
  background: var(--color-primary);
  color: white;
}

.btn-primary:hover {
  background: var(--color-primary-hover);
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
}

.btn-outline:hover {
  background: var(--color-bg-light);
}

/* Table Controls */
.table-meta {
  padding: 0 var(--space-xl) var(--space-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.show-entries {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.show-entries .form-label {
  margin: 0;
}

.show-entries .form-select {
  width: 80px;
}

.action-bar {
  display: flex;
  gap: var(--space-md);
}

.action-select {
  width: 200px;
}

.save-btn {
  padding: 0 var(--space-lg);
}

.event-name-cell {
  font-weight: 500;
}

.spam-cell {
  text-align: center;
  color: var(--color-text-muted);
}

.meta-left, .meta-right {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

/* Data Table */
.table-container {
  margin: 0 var(--space-xl) var(--space-xl);
  background: white;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th {
  text-align: left;
  padding: var(--space-md);
  border-bottom: 2px solid var(--color-bg-light);
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-muted);
}

td {
  padding: var(--space-md);
  border-bottom: 1px solid var(--color-bg-light);
  font-size: 14px;
  vertical-align: middle;
}

tr:hover {
  background: #fafafa;
}

.badge-source {
  background: var(--color-badge-bg);
  color: var(--color-badge-text);
  padding: 4px 8px;
  border-radius: 12px;
  font-size: 11px;
  font-weight: 700;
  white-space: nowrap;
}

.toggle-switch {
  position: relative;
  display: inline-block;
  width: 40px;
  height: 20px;
}

.toggle-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: #ccc;
  transition: .4s;
  border-radius: 34px;
}

.toggle-slider:before {
  position: absolute;
  content: "";
  height: 16px;
  width: 16px;
  left: 2px;
  bottom: 2px;
  background-color: white;
  transition: .4s;
  border-radius: 50%;
}

input:checked + .toggle-slider {
  background-color: #2196F3;
}

input:checked + .toggle-slider:before {
  transform: translateX(20px);
}

.placeholder-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: #f0f0f0;
  display: flex;
  align-items: center;
  justify-content: center;
}