/**
 * {{CODE-Cycle-Integration:
 *   Task_ID: #T009
 *   Timestamp: 2025-12-06T16:08:00+08:00
 *   Phase: D-Develop
 *   Context-Analysis: "Modern dark theme CSS for HuggingFace Key Scraper"
 *   Principle_Applied: "Aether-Aesthetics, Pixel-Perfect"
 * }}
 * {{START_MODIFICATIONS}}
 */

/* ============================================================================
   CSS Variables - Theme Colors
   ============================================================================ */
:root {
  /* Dark Theme (Default) */
  --bg-primary: #0d1117;
  --bg-secondary: #161b22;
  --bg-tertiary: #21262d;
  --bg-hover: #30363d;
  --bg-active: #484f58;

  --border-primary: #30363d;
  --border-secondary: #21262d;
  --border-accent: #388bfd;

  --text-primary: #e6edf3;
  --text-secondary: #8b949e;
  --text-muted: #6e7681;
  --text-link: #58a6ff;

  --accent-primary: #238636;
  --accent-primary-hover: #2ea043;
  --accent-secondary: #388bfd;
  --accent-secondary-hover: #58a6ff;

  --color-success: #3fb950;
  --color-success-bg: rgba(63, 185, 80, 0.15);
  --color-warning: #d29922;
  --color-warning-bg: rgba(210, 153, 34, 0.15);
  --color-danger: #f85149;
  --color-danger-bg: rgba(248, 81, 73, 0.15);
  --color-info: #58a6ff;
  --color-info-bg: rgba(88, 166, 255, 0.15);

  /* Provider Colors */
  --color-openai: #10a37f;
  --color-anthropic: #d4a574;
  --color-deepseek: #7c3aed;
  --color-groq: #f97316;
  --color-openrouter: #06b6d4;
  --color-azure: #0078d4;
  --color-aws: #ff9900;
  --color-huggingface: #ffd21e;
  --color-grok: #1da1f2;
  --color-google: #4285f4;
  --color-vercel: #ffffff;

  /* Dimensions */
  --header-height: 60px;
  --panel-left-width: 380px;
  --panel-right-width: 360px;
  --border-radius: 8px;
  --border-radius-lg: 12px;
  --border-radius-sm: 4px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.5);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;
}

/* Light Theme */
[data-theme="light"] {
  --bg-primary: #ffffff;
  --bg-secondary: #f6f8fa;
  --bg-tertiary: #eaeef2;
  --bg-hover: #d0d7de;
  --bg-active: #afb8c1;

  --border-primary: #d0d7de;
  --border-secondary: #eaeef2;
  --border-accent: #0969da;

  --text-primary: #1f2328;
  --text-secondary: #57606a;
  --text-muted: #8c959f;
  --text-link: #0969da;

  --accent-primary: #1a7f37;
  --accent-primary-hover: #2da44e;
  --accent-secondary: #0969da;
  --accent-secondary-hover: #0550ae;

  --color-success: #1a7f37;
  --color-success-bg: rgba(26, 127, 55, 0.1);
  --color-warning: #9a6700;
  --color-warning-bg: rgba(154, 103, 0, 0.1);
  --color-danger: #cf222e;
  --color-danger-bg: rgba(207, 34, 46, 0.1);
  --color-info: #0969da;
  --color-info-bg: rgba(9, 105, 218, 0.1);

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.2);
}

/* ============================================================================
   Base Styles
   ============================================================================ */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 14px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans",
    Helvetica, Arial, sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.5;
  overflow: hidden;
}

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

/* Header */
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  padding: 0 20px;
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-primary);
  flex-shrink: 0;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 20px;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 8px;
}

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

.logo-icon {
  width: 28px;
  height: 28px;
  color: var(--accent-secondary);
}

.logo h1 {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
}

/* Status Badge */
.status-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  background-color: var(--bg-tertiary);
  border-radius: 20px;
  font-size: 12px;
  color: var(--text-secondary);
}

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

.status-dot.connected {
  background-color: var(--color-success);
}

.status-dot.disconnected {
  background-color: var(--color-danger);
}

/* Main Content */
.main-content {
  display: flex;
  flex: 1;
  overflow: hidden;
  height: calc(100vh - var(--header-height));
  min-height: 0; /* Important for flex children to respect overflow */
}

/* Panels */
.panel {
  display: flex;
  flex-direction: column;
  min-height: 0; /* Important for flex children to respect overflow */
}

.panel-left {
  width: var(--panel-left-width);
  min-width: var(--panel-left-width);
  max-width: var(--panel-left-width);
  background-color: var(--bg-secondary);
  border-right: 1px solid var(--border-primary);
  overflow-y: scroll !important; /* Force scrollbar */
  overflow-x: hidden;
  flex-shrink: 0;
  flex-grow: 0;
  height: calc(100vh - var(--header-height)); /* Explicit height */
  max-height: calc(100vh - var(--header-height));
  min-height: 0; /* Important for flex children to respect overflow */
  position: relative;
}

/* Wrapper for left panel content - ensures proper scrolling */
.panel-left-content {
  display: block; /* Use block instead of flex to ensure natural flow */
  padding: 16px;
  padding-bottom: 100px; /* Extra bottom padding so last card is fully visible when scrolled */
}

/* Ensure cards in left panel have proper spacing at the bottom */
.panel-left .card:last-child {
  margin-bottom: 20px; /* Keep some bottom margin for last card */
}

/* Stats grid items should not overflow */
.panel-left .stats-grid {
  flex-shrink: 0;
}

/* Card should not flex-shrink */
.panel-left .card {
  flex-shrink: 0;
}

.panel-center {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.panel-right {
  width: var(--panel-right-width);
  padding: 16px;
  background-color: var(--bg-secondary);
  border-left: 1px solid var(--border-primary);
  overflow-y: auto;
  flex-shrink: 0;
  display: none;
}

.panel-right.visible {
  display: block;
}

/* ============================================================================
   Cards
   ============================================================================ */
.card {
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border-primary);
  border-radius: var(--border-radius-lg);
  margin-bottom: 16px;
  overflow: hidden;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-primary);
}

.card-header h2 {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
}

.card-header h2 svg {
  width: 16px;
  height: 16px;
  color: var(--text-secondary);
}

.card-header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.card-body {
  padding: 16px;
}

/* ============================================================================
   Form Controls
   ============================================================================ */
.control-group {
  margin-bottom: 16px;
}

.control-group:last-child {
  margin-bottom: 0;
}

.control-group label {
  display: block;
  margin-bottom: 6px;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
}

input[type="text"],
input[type="number"],
input[type="password"],
.select {
  width: 100%;
  padding: 8px 12px;
  background-color: var(--bg-primary);
  border: 1px solid var(--border-primary);
  border-radius: var(--border-radius);
  color: var(--text-primary);
  font-size: 14px;
  transition: border-color var(--transition-fast);
}

input[type="text"]:focus,
input[type="number"]:focus,
input[type="password"]:focus,
.select:focus {
  outline: none;
  border-color: var(--accent-secondary);
  box-shadow: 0 0 0 3px rgba(56, 139, 253, 0.3);
}

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

.input-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.input-hint {
  font-size: 11px;
  color: var(--text-muted);
}

/* Checkbox */
.checkbox-label {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: 14px;
  color: var(--text-primary);
}

.checkbox-label input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--accent-secondary);
}

/* Radio */
.radio-group {
  display: flex;
  gap: 16px;
}

.radio-label {
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  font-size: 14px;
  color: var(--text-primary);
}

.radio-label input[type="radio"] {
  width: 16px;
  height: 16px;
  accent-color: var(--accent-secondary);
}

/* Select */
.select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%238b949e' d='M6 8L2 4h8z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 32px;
}

/* ============================================================================
   Buttons
   ============================================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 16px;
  border: 1px solid transparent;
  border-radius: var(--border-radius);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.btn svg {
  width: 16px;
  height: 16px;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

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

.btn-primary:hover:not(:disabled) {
  background-color: var(--accent-primary-hover);
}

.btn-secondary {
  background-color: var(--bg-tertiary);
  color: var(--text-primary);
  border-color: var(--border-primary);
}

.btn-secondary:hover:not(:disabled) {
  background-color: var(--bg-hover);
}

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

.btn-warning:hover:not(:disabled) {
  filter: brightness(1.1);
}

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

.btn-danger:hover:not(:disabled) {
  filter: brightness(1.1);
}

.btn-ghost {
  background-color: transparent;
  color: var(--text-secondary);
  border-color: transparent;
}

.btn-ghost:hover:not(:disabled) {
  background-color: var(--bg-hover);
  color: var(--text-primary);
}

.btn-icon {
  padding: 8px;
  border-radius: var(--border-radius);
}

.btn-logout {
  color: var(--color-danger);
}

.btn-logout:hover:not(:disabled) {
  background-color: var(--color-danger-bg);
  color: var(--color-danger);
}

.btn-lg {
  padding: 10px 20px;
  font-size: 15px;
}

.btn-sm {
  padding: 6px 12px;
  font-size: 13px;
}

.button-group {
  display: flex;
  gap: 8px;
  margin-top: 16px;
}

/* ============================================================================
   Stats Grid
   ============================================================================ */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.stat-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 12px;
  background-color: var(--bg-primary);
  border-radius: var(--border-radius);
  border: 1px solid var(--border-secondary);
}

.stat-label {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.stat-value {
  font-size: 24px;
  font-weight: 600;
  color: var(--text-primary);
  font-family: "SF Mono", "Consolas", monospace;
}

.stat-value.highlight {
  color: var(--accent-secondary);
}

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

.stat-value.warning {
  color: var(--color-warning);
}

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

.stat-value.muted {
  color: var(--text-muted);
}

.stat-value.info {
  color: var(--color-info);
  font-size: 20px;
}

/* Progress */
.progress-section {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border-secondary);
}

.progress-label {
  display: flex;
  justify-content: space-between;
  margin-bottom: 8px;
  font-size: 12px;
  color: var(--text-secondary);
}

.progress-label span:last-child {
  color: var(--text-muted);
  font-family: "SF Mono", "Consolas", monospace;
  font-size: 11px;
  max-width: 200px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.progress-bar {
  height: 6px;
  background-color: var(--bg-primary);
  border-radius: 3px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(
    90deg,
    var(--accent-secondary),
    var(--color-success)
  );
  border-radius: 3px;
  transition: width var(--transition-normal);
}

/* Proxy Status */
.proxy-status {
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 10px;
  background-color: var(--color-warning-bg);
  color: var(--color-warning);
}

.proxy-status.active {
  background-color: var(--color-success-bg);
  color: var(--color-success);
}

/* ============================================================================
   Tabs
   ============================================================================ */
.tabs {
  display: flex;
  gap: 0;
  padding: 0 16px;
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-primary);
}

.tab {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.tab:hover {
  color: var(--text-primary);
}

.tab.active {
  color: var(--text-primary);
  border-bottom-color: var(--accent-secondary);
}

.tab svg {
  width: 16px;
  height: 16px;
}

.tab-badge {
  padding: 2px 8px;
  background-color: var(--bg-tertiary);
  border-radius: 10px;
  font-size: 12px;
  font-weight: 600;
}

.tab.active .tab-badge {
  background-color: var(--accent-secondary);
  color: white;
}

.tab-content {
  display: none;
  flex: 1;
  flex-direction: column;
  overflow: hidden;
}

.tab-content.active {
  display: flex;
}

/* ============================================================================
   Toolbar
   ============================================================================ */
.toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-primary);
}

.toolbar-left,
.toolbar-right {
  display: flex;
  align-items: center;
  gap: 8px;
}

.toolbar .select {
  width: auto;
  min-width: 140px;
}

/* ============================================================================
   Table
   ============================================================================ */
.table-container {
  flex: 1;
  overflow: auto;
  background-color: var(--bg-primary);
}

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

.table thead {
  position: sticky;
  top: 0;
  z-index: 10;
}

.table th {
  padding: 12px 16px;
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-primary);
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  text-align: left;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border-secondary);
  font-size: 13px;
  color: var(--text-primary);
}

.table tbody tr:hover {
  background-color: var(--bg-hover);
}

.table tbody tr.selected {
  background-color: var(--bg-active);
}

/* Provider Badge */
.provider-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 500;
}

.provider-badge.openai,
.provider-badge.openaiproject {
  background-color: rgba(16, 163, 127, 0.15);
  color: var(--color-openai);
}

.provider-badge.anthropic {
  background-color: rgba(212, 165, 116, 0.15);
  color: var(--color-anthropic);
}

.provider-badge.deepseek {
  background-color: rgba(124, 58, 237, 0.15);
  color: var(--color-deepseek);
}

.provider-badge.groq {
  background-color: rgba(249, 115, 22, 0.15);
  color: var(--color-groq);
}

.provider-badge.openrouter {
  background-color: rgba(6, 182, 212, 0.15);
  color: var(--color-openrouter);
}

.provider-badge.azureopenai,
.provider-badge.azure_openai {
  background-color: rgba(0, 120, 212, 0.15);
  color: var(--color-azure);
}

.provider-badge.aws {
  background-color: rgba(255, 153, 0, 0.15);
  color: var(--color-aws);
}

.provider-badge.huggingface {
  background-color: rgba(255, 210, 30, 0.15);
  color: var(--color-huggingface);
}

.provider-badge.grok {
  background-color: rgba(29, 161, 242, 0.15);
  color: var(--color-grok);
}

.provider-badge.google,
.provider-badge.googleai,
.provider-badge.google_ai {
  background-color: rgba(66, 133, 244, 0.15);
  color: var(--color-google);
}

.provider-badge.vercel {
  background-color: rgba(255, 255, 255, 0.15);
  color: var(--color-vercel);
}

/* Key Display */
.key-text {
  font-family: "SF Mono", "Consolas", monospace;
  font-size: 12px;
  color: var(--text-secondary);
  max-width: 250px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Status Badge */
.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 500;
}

.status-pill.valid,
.status-pill.working {
  background-color: var(--color-success-bg);
  color: var(--color-success);
}

.status-pill.invalid,
.status-pill.not_working {
  background-color: var(--color-danger-bg);
  color: var(--color-danger);
}

.status-pill.unchecked,
.status-pill.checking {
  background-color: var(--color-warning-bg);
  color: var(--color-warning);
}

.status-pill.rate_limited {
  background-color: var(--color-warning-bg);
  color: var(--color-warning);
}

.status-pill.no_quota {
  background-color: rgba(255, 153, 0, 0.15);
  color: #ff9900;
}

.status-pill.blocked,
.status-pill.quarantined {
  background-color: var(--color-danger-bg);
  color: var(--color-danger);
}

.status-pill.no_rights {
  background-color: rgba(139, 148, 158, 0.15);
  color: var(--text-secondary);
}

/* Tier Badge */
.tier-badge {
  padding: 2px 8px;
  border-radius: 8px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
}

.tier-badge.free {
  background-color: var(--bg-tertiary);
  color: var(--text-secondary);
}

.tier-badge.plus {
  background-color: rgba(56, 139, 253, 0.15);
  color: var(--accent-secondary);
}

.tier-badge.pro {
  background-color: rgba(163, 113, 247, 0.15);
  color: #a371f7;
}

.tier-badge.enterprise {
  background-color: rgba(255, 215, 0, 0.15);
  color: #ffd700;
}

/* Source Link */
.source-link {
  color: var(--text-link);
  text-decoration: none;
  font-size: 12px;
}

.source-link:hover {
  text-decoration: underline;
}

/* Actions */
.action-buttons {
  display: flex;
  gap: 4px;
}

/* Empty State */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 48px 24px;
  text-align: center;
}

.empty-state svg {
  width: 48px;
  height: 48px;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.empty-state p {
  font-size: 16px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.empty-state span {
  font-size: 14px;
  color: var(--text-muted);
}

/* Loading State */
.loading-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 48px 24px;
  text-align: center;
}

.loading-state svg {
  width: 32px;
  height: 32px;
  color: var(--accent-secondary);
  margin-bottom: 16px;
}

.loading-state p {
  font-size: 14px;
  color: var(--text-secondary);
}

/* Spin animation for loading icons */
.spin {
  animation: spin 1s linear infinite;
}

@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

/* ============================================================================
   Logs
   ============================================================================ */
.logs-container {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
  background-color: var(--bg-primary);
  font-family: "SF Mono", "Consolas", monospace;
  font-size: 12px;
  line-height: 1.6;
}

.log-entry {
  display: flex;
  gap: 12px;
  padding: 4px 0;
  border-bottom: 1px solid var(--border-secondary);
}

.log-time {
  color: var(--text-muted);
  flex-shrink: 0;
}

.log-level {
  flex-shrink: 0;
  width: 60px;
  font-weight: 600;
}

.log-level.info {
  color: var(--color-info);
}

.log-level.success {
  color: var(--color-success);
}

.log-level.warning {
  color: var(--color-warning);
}

.log-level.error {
  color: var(--color-danger);
}

.log-level.debug {
  color: var(--text-muted);
}

.log-message {
  color: var(--text-primary);
  word-break: break-word;
}

/* ============================================================================
   Modal
   ============================================================================ */
.modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 1000;
}

.modal.open {
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.6);
}

.modal-content {
  position: relative;
  width: 100%;
  max-width: 480px;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-primary);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-primary);
}

.modal-header h2 {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 16px;
  font-weight: 600;
}

.modal-header h2 svg {
  width: 20px;
  height: 20px;
  color: var(--text-secondary);
}

.modal-body {
  padding: 20px;
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  padding: 16px 20px;
  border-top: 1px solid var(--border-primary);
}

/* ============================================================================
   Toast
   ============================================================================ */
.toast-container {
  position: fixed;
  bottom: 20px;
  right: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 1100;
}

.toast {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border-primary);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-md);
  animation: slideIn 0.3s ease;
}

.toast.success {
  border-left: 4px solid var(--color-success);
}

.toast.error {
  border-left: 4px solid var(--color-danger);
}

.toast.warning {
  border-left: 4px solid var(--color-warning);
}

.toast.info {
  border-left: 4px solid var(--color-info);
}

.toast-icon svg {
  width: 20px;
  height: 20px;
}

.toast.success .toast-icon {
  color: var(--color-success);
}

.toast.error .toast-icon {
  color: var(--color-danger);
}

.toast.warning .toast-icon {
  color: var(--color-warning);
}

.toast.info .toast-icon {
  color: var(--color-info);
}

.toast-message {
  flex: 1;
  font-size: 14px;
  color: var(--text-primary);
}

.toast-close {
  padding: 4px;
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
}

.toast-close:hover {
  color: var(--text-primary);
}

@keyframes slideIn {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

/* ============================================================================
   Key Details Panel
   ============================================================================ */
#key-details-content .detail-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding: 12px 0;
  border-bottom: 1px solid var(--border-secondary);
}

#key-details-content .detail-row:last-child {
  border-bottom: none;
}

#key-details-content .detail-label {
  font-size: 12px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

#key-details-content .detail-value {
  font-size: 14px;
  color: var(--text-primary);
  text-align: right;
  max-width: 200px;
  word-break: break-all;
}

#key-details-content .detail-value.mono {
  font-family: "SF Mono", "Consolas", monospace;
  font-size: 12px;
}

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

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

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

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

/* ============================================================================
   Responsive
   ============================================================================ */
@media (max-width: 1200px) {
  .panel-right {
    position: fixed;
    right: 0;
    top: var(--header-height);
    bottom: 0;
    z-index: 100;
    box-shadow: var(--shadow-lg);
  }
}

@media (max-width: 900px) {
  .panel-left {
    position: fixed;
    left: -100%;
    top: var(--header-height);
    bottom: 0;
    z-index: 100;
    transition: left var(--transition-normal);
    box-shadow: var(--shadow-lg);
  }

  .panel-left.open {
    left: 0;
  }
}

/* {{END_MODIFICATIONS}} */