/* ==========================================================================
   CSS Variables & Base Theme
   ========================================================================== */
:root {
  --font-sans: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  
  /* HSL Color Palette - OLED Deep Cyber Space (Vibrant & Premium) */
  --bg-primary: #020406;
  --bg-secondary: rgba(10, 15, 26, 0.6);
  --bg-panel: rgba(16, 22, 38, 0.45);
  --border-glow: rgba(0, 230, 153, 0.25);
  --border-light: rgba(255, 255, 255, 0.08);
  
  --text-main: #f9fafb;
  --text-muted: #9ca3af;
  --text-dark: #6b7280;

  /* State Tailored Colors - Vibrant Neon Palette */
  --color-testsprite: #00d2ff;
  --color-firecrawl: #ff5533;
  --color-context7: #9d4edd;
  --color-browser-act: #00e699;
  
  --color-active: #00e699;
  --color-inactive: #ffaa00;
  --color-invalid: #ff4d4d;
  --color-exhausted: #ff66b2;
  
  --glow-active: 0 0 20px rgba(0, 230, 153, 0.45);
  --glow-invalid: 0 0 20px rgba(255, 77, 77, 0.45);
  
  --transition-smooth: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

/* 2026 Glassmorphic Background Glow Blobs */
.glass-blob {
  position: fixed;
  border-radius: 50%;
  filter: blur(140px);
  z-index: -1;
  opacity: 0.3;
  pointer-events: none;
  mix-blend-mode: screen;
}
.blob-1 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0, 191, 128, 0.6) 0%, rgba(0, 191, 128, 0) 70%);
  top: -150px;
  left: -150px;
  animation: floatBlob1 28s infinite alternate ease-in-out;
}
.blob-2 {
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(138, 43, 226, 0.5) 0%, rgba(138, 43, 226, 0) 70%);
  bottom: -200px;
  right: -150px;
  animation: floatBlob2 35s infinite alternate ease-in-out;
}
.blob-3 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(0, 191, 255, 0.4) 0%, rgba(0, 191, 255, 0) 70%);
  top: 25%;
  left: 45%;
  animation: floatBlob3 32s infinite alternate ease-in-out;
}

@keyframes floatBlob1 {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(180px, 90px) scale(1.15); }
}
@keyframes floatBlob2 {
  0% { transform: translate(0, 0) scale(1.1); }
  100% { transform: translate(-150px, -120px) scale(0.85); }
}
@keyframes floatBlob3 {
  0% { transform: translate(0, 0) scale(0.9); }
  100% { transform: translate(100px, 140px) scale(1.1); }
}

/* ==========================================================================
   Global Reset & Structure
   ========================================================================== */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-main);
  line-height: 1.5;
  overflow-x: hidden;
}

.app-container {
  display: flex;
  min-height: 100vh;
  background: transparent;
}

/* ==========================================================================
   Sidebar Styling
   ========================================================================== */
.sidebar {
  width: 280px;
  background-color: var(--bg-secondary);
  border-right: 1px solid var(--border-light);
  display: flex;
  flex-direction: column;
  padding: 2rem 1.5rem;
  flex-shrink: 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 3rem;
}

.logo-circle {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--color-browser-act), var(--color-context7));
  color: #fff;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px rgba(0, 191, 128, 0.3);
}

.brand h2 {
  font-size: 1.15rem;
  font-weight: 600;
  color: #fff;
}

.brand h2 span {
  display: block;
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 400;
}

.nav-menu {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  flex-grow: 1;
}

.nav-btn {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: none;
  border: none;
  color: var(--text-muted);
  padding: 0.75rem 1rem;
  border-radius: 12px;
  cursor: pointer;
  font-size: 0.95rem;
  font-weight: 500;
  text-align: left;
  transition: var(--transition-smooth);
}

.nav-btn svg {
  transition: var(--transition-smooth);
}

.nav-btn:hover {
  background-color: rgba(255, 255, 255, 0.03);
  color: #fff;
}

.nav-btn.active {
  background-color: rgba(0, 191, 128, 0.08);
  border: 1px solid var(--border-glow);
  color: var(--color-browser-act);
}

.nav-btn.active svg {
  stroke: var(--color-browser-act);
}

.sidebar-footer {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-light);
}

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

.status-indicator {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.status-indicator.online {
  background-color: var(--color-active);
  box-shadow: var(--glow-active);
}

/* ==========================================================================
   Main Content Area
   ========================================================================== */
.main-content {
  flex-grow: 1;
  padding: 2.5rem 3.5rem;
  overflow-y: auto;
  max-width: 2500px;
  width: 100%;
}

.content-header {
  margin-bottom: 2.5rem;
}

.content-header h1 {
  font-size: 2rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 0.25rem;
}

.content-header p {
  color: var(--text-muted);
  font-size: 1rem;
}

/* ==========================================================================
   Aggregate Statistics Overviews
   ========================================================================== */
.stats-overview-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1.25rem;
  margin-bottom: 2.5rem;
}

.stat-bubble {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-light);
  border-radius: 12px;
  padding: 1rem 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.bubble-title {
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.05em;
}

.bubble-val {
  font-size: 1.5rem;
  font-weight: 700;
}

.success-text { color: var(--color-active); }
.warning-text { color: var(--color-inactive); }
.danger-text { color: var(--color-invalid); }

/* ==========================================================================
   Metrics Grid & Provider Cards
   ========================================================================== */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.provider-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-light);
  border-radius: 16px;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.provider-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
}

.provider-card.testsprite::before { background-color: var(--color-testsprite); }
.provider-card.firecrawl::before { background-color: var(--color-firecrawl); }
.provider-card.context7::before { background-color: var(--color-context7); }
.provider-card.browser-act::before { background-color: var(--color-browser-act); }

.provider-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.badge {
  padding: 0.25rem 0.75rem;
  border-radius: 30px;
  font-size: 0.8rem;
  font-weight: 600;
  color: #fff;
}

.testsprite-badge { background-color: rgba(0, 191, 255, 0.15); color: var(--color-testsprite); }
.firecrawl-badge { background-color: rgba(255, 87, 51, 0.15); color: var(--color-firecrawl); }
.context7-badge { background-color: rgba(138, 43, 226, 0.15); color: var(--color-context7); }
.browser-act-badge { background-color: rgba(0, 191, 128, 0.15); color: var(--color-browser-act); }

.key-count {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.metric {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.metric .label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.metric .value {
  font-size: 1.75rem;
  font-weight: 700;
  color: #fff;
}

.balance-bar-container {
  height: 6px;
  background-color: rgba(255, 255, 255, 0.05);
  border-radius: 3px;
  overflow: hidden;
}

.balance-bar {
  height: 100%;
  border-radius: 3px;
  transition: width 1s cubic-bezier(0.4, 0, 0.2, 1);
}

.testsprite .balance-bar { background-color: var(--color-testsprite); }
.firecrawl .balance-bar { background-color: var(--color-firecrawl); }
.context7 .balance-bar { background-color: var(--color-context7); }
.browser-act .balance-bar { background-color: var(--color-browser-act); }

/* ==========================================================================
   Settings Panel Layout
   ========================================================================== */
.settings-panel-row {
  margin-bottom: 2.5rem;
}

.settings-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  align-items: flex-end;
}

.button-group-settings {
  display: flex;
  gap: 0.75rem;
}

.warning-border {
  border-color: rgba(245, 158, 11, 0.4);
  color: var(--color-inactive);
}

.warning-border:hover {
  background-color: rgba(245, 158, 11, 0.05);
  border-color: var(--color-inactive);
}

/* ==========================================================================
   Section layouts & Glassmorphism Panels
   ========================================================================== */
.section-container {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

@media (min-width: 1100px) {
  .section-container {
    grid-template-columns: 380px 1fr;
  }
}

@media (min-width: 1600px) {
  .section-container {
    grid-template-columns: 460px 1fr;
  }
}

@media (min-width: 2200px) {
  .main-content {
    padding: 3.5rem 5rem;
  }
  .section-container {
    grid-template-columns: 520px 1fr;
    gap: 3rem;
  }
  .metrics-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
  }
  .stats-overview-row {
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
  }
}

.glass-panel {
  background: linear-gradient(135deg, rgba(16, 22, 38, 0.55) 0%, rgba(10, 14, 26, 0.35) 100%);
  backdrop-filter: blur(24px) saturate(220%);
  -webkit-backdrop-filter: blur(24px) saturate(220%);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 24px;
  padding: 2.25rem;
  box-shadow: 
    inset 0 1px 0 0 rgba(255, 255, 255, 0.1),
    0 4px 24px 0 rgba(0, 0, 0, 0.4),
    0 20px 40px -10px rgba(0, 0, 0, 0.5);
  transition: var(--transition-smooth);
}

.glass-panel:hover {
  border-color: rgba(255, 255, 255, 0.12);
  background: linear-gradient(135deg, rgba(20, 27, 46, 0.6) 0%, rgba(12, 17, 30, 0.4) 100%);
  box-shadow: 
    inset 0 1px 0 0 rgba(255, 255, 255, 0.15),
    0 0 25px rgba(0, 230, 153, 0.05),
    0 25px 50px -10px rgba(0, 0, 0, 0.6);
}

/* Переключатель форм массового/единичного добавления */
.form-toggle-row {
  display: flex;
  background: rgba(0, 0, 0, 0.25);
  padding: 4px;
  border-radius: 12px;
  margin-bottom: 1.5rem;
  border: 1px solid var(--border-light);
}

.form-toggle-btn {
  flex: 1;
  background: none;
  border: none;
  color: var(--text-muted);
  padding: 0.6rem;
  font-size: 0.85rem;
  font-weight: 600;
  border-radius: 9px;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.form-toggle-btn:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.03);
}

.form-toggle-btn.active {
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.25);
}

/* Поле массового ввода textarea */
textarea {
  background-color: rgba(0, 0, 0, 0.25);
  border: 1px solid var(--border-light);
  color: #fff;
  padding: 0.75rem;
  border-radius: 10px;
  font-size: 0.85rem;
  line-height: 1.4;
  transition: var(--transition-smooth);
  width: 100%;
}

textarea:focus {
  outline: none;
  border-color: var(--color-browser-act);
  box-shadow: 0 0 10px rgba(0, 191, 128, 0.15);
}

.glass-panel h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 1.25rem;
  color: #fff;
  border-bottom: 1px solid var(--border-light);
  padding-bottom: 0.75rem;
}

.panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.panel-header h3 {
  margin-bottom: 0;
  border-bottom: none;
  padding-bottom: 0;
}

.panel-header-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  border-bottom: 1px solid var(--border-light);
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
}

.panel-header-toolbar h3 {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.filter-controls {
  display: flex;
  gap: 0.5rem;
}

.filter-controls input {
  padding: 0.5rem 0.75rem;
  font-size: 0.85rem;
  width: 180px;
}

.filter-controls select {
  padding: 0.5rem 0.75rem;
  font-size: 0.85rem;
  width: 140px;
}

/* ==========================================================================
   Bulk Actions Toolbar
   ========================================================================== */
.bulk-actions-bar {
  background-color: rgba(0, 191, 128, 0.12);
  border: 1px solid var(--color-browser-act);
  border-radius: 10px;
  padding: 0.75rem 1.25rem;
  margin-bottom: 1.25rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  animation: slideDown 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes slideDown {
  from { transform: translateY(-10px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

.selected-count {
  font-weight: 600;
  color: var(--color-browser-act);
  font-size: 0.9rem;
}

.bulk-buttons {
  display: flex;
  gap: 0.5rem;
}

.danger-btn {
  background-color: rgba(239, 68, 68, 0.15);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: var(--color-invalid);
  padding: 0.5rem 0.75rem;
  border-radius: 8px;
  font-weight: 500;
  font-size: 0.8rem;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.danger-btn:hover {
  background-color: var(--color-invalid);
  color: #fff;
}

/* ==========================================================================
   Form Controls & Button Styles
   ========================================================================== */
.form-group {
  margin-bottom: 1.25rem;
}

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

input, select {
  width: 100%;
  background-color: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border-light);
  color: #fff;
  padding: 0.75rem 1rem;
  border-radius: 10px;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  outline: none;
  transition: var(--transition-smooth);
}

input:focus, select:focus {
  border-color: var(--color-browser-act);
  box-shadow: 0 0 0 2px rgba(0, 191, 128, 0.15);
}

.primary-btn {
  width: 100%;
  background: linear-gradient(135deg, var(--color-browser-act), #029a67);
  color: #fff;
  border: none;
  padding: 0.85rem;
  border-radius: 10px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: var(--transition-smooth);
  box-shadow: 0 4px 14px rgba(0, 191, 128, 0.25);
}

.primary-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(0, 191, 128, 0.4);
}

.secondary-btn {
  background-color: rgba(255, 255, 255, 0.05);
  color: #fff;
  border: 1px solid var(--border-light);
  padding: 0.75rem 1.25rem;
  border-radius: 10px;
  font-weight: 500;
  font-size: 0.9rem;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.secondary-btn:hover {
  background-color: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.15);
}

.small-btn {
  padding: 0.5rem 0.75rem;
  font-size: 0.8rem;
  border-radius: 8px;
}

/* ==========================================================================
   Table & Key List Styles
   ========================================================================== */
.table-container {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

th {
  color: var(--text-muted);
  font-weight: 500;
  font-size: 0.85rem;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border-light);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

td {
  padding: 1rem;
  border-bottom: 1px solid var(--border-light);
  font-size: 0.9rem;
}

tr:last-child td {
  border-bottom: none;
}

input[type="checkbox"] {
  width: 16px;
  height: 16px;
  cursor: pointer;
  accent-color: var(--color-browser-act);
}

.status-badge {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: 6px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
}

.status-badge.active { background-color: rgba(16, 185, 129, 0.1); color: var(--color-active); }
.status-badge.inactive { background-color: rgba(245, 158, 11, 0.1); color: var(--color-inactive); }
.status-badge.invalid { background-color: rgba(239, 68, 68, 0.1); color: var(--color-invalid); }
.status-badge.exhausted { background-color: rgba(236, 72, 153, 0.1); color: var(--color-exhausted); }

.action-link {
  color: var(--color-invalid);
  text-decoration: none;
  cursor: pointer;
  font-weight: 500;
  transition: var(--transition-smooth);
}

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

.test-link {
  color: var(--color-testsprite);
  margin-right: 0.75rem;
}

.empty-state {
  text-align: center;
  color: var(--text-muted);
  padding: 3rem 0;
}

/* ==========================================================================
   Telemetry Live Layout
   ========================================================================== */
.telemetry-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

@media (min-width: 1000px) {
  .telemetry-layout {
    grid-template-columns: 1fr 1fr;
  }
}

.packet-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  max-height: 500px;
  overflow-y: auto;
  padding-right: 0.5rem;
}

.packet-item {
  background-color: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--border-light);
  border-radius: 10px;
  padding: 0.75rem 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.packet-item:hover, .packet-item.selected {
  background-color: rgba(0, 191, 128, 0.08);
  border-color: var(--color-browser-act);
}

.dir-badge {
  font-size: 0.7rem;
  font-weight: 700;
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
}

.dir-badge.in { background-color: rgba(16, 185, 129, 0.2); color: var(--color-active); }
.dir-badge.out { background-color: rgba(0, 191, 255, 0.2); color: var(--color-testsprite); }

.method-tag {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: #f3f4f6;
  font-weight: 500;
}

.inspect-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-light);
  font-size: 0.9rem;
}

.payload-box h4 {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

/* ==========================================================================
   Playground View
   ========================================================================== */
.playground-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

@media (min-width: 1000px) {
  .playground-layout {
    grid-template-columns: 400px 1fr;
  }
}

/* ==========================================================================
   Modal Dialog Layouts
   ========================================================================== */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(8px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-card {
  width: 90%;
  max-width: 650px;
  animation: modalZoom 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
}

@keyframes modalZoom {
  from { transform: scale(0.95); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

.modal-body {
  max-height: 70vh;
  overflow-y: auto;
}

/* ==========================================================================
   Custom Tooltips (CSS Only, zero external dependency)
   ========================================================================== */
[data-tooltip] {
  position: relative;
  cursor: help;
}

[data-tooltip]::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 125%;
  left: 50%;
  transform: translateX(-50%) translateY(4px);
  background-color: rgba(17, 20, 27, 0.98);
  border: 1px solid var(--border-light);
  color: var(--text-main);
  padding: 0.6rem 0.85rem;
  border-radius: 8px;
  font-size: 0.8rem;
  font-weight: 400;
  line-height: 1.4;
  white-space: normal;
  width: 250px;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-smooth);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  z-index: 2500;
  pointer-events: none;
  text-align: left;
}

[data-tooltip]:hover::after {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

/* ==========================================================================
   Client Config Setup Styles
   ========================================================================== */
.config-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

@media (min-width: 900px) {
  .config-grid {
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  }
}

.config-card {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

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

.logo-small {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background-color: rgba(255, 255, 255, 0.08);
  font-size: 0.75rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  border: 1px solid var(--border-light);
}

pre {
  background-color: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--border-light);
  border-radius: 10px;
  padding: 1.25rem;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  line-height: 1.4;
  color: #a7f3d0;
}

/* ==========================================================================
   Tab Navigation & Visibility
   ========================================================================== */
.tab-content {
  display: none;
}

.tab-content.active {
  display: block;
  animation: fadeIn 0.4s ease-out;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ==========================================================================
   Toast Notification Styling
   ========================================================================== */
.toast-container {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.toast {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-light);
  border-left: 4px solid var(--color-browser-act);
  padding: 1rem 1.5rem;
  border-radius: 8px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  color: #fff;
  font-size: 0.9rem;
  font-weight: 500;
  min-width: 300px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  animation: slideIn 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.toast.error {
  border-left-color: var(--color-invalid);
}

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

/* ==========================================================================
   Login Page Glassmorphism Overlay
   ========================================================================== */
.login-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(5, 7, 10, 0.7);
  backdrop-filter: blur(24px) saturate(220%);
  -webkit-backdrop-filter: blur(24px) saturate(220%);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 9999;
}

.login-card {
  width: 100%;
  max-width: 420px;
  background: rgba(18, 24, 38, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 24px;
  padding: 2.5rem;
  box-shadow: 
    inset 0 1px 1px rgba(255, 255, 255, 0.1),
    0 25px 50px rgba(0, 0, 0, 0.5);
  animation: loginFadeIn 0.5s ease-out;
}

@keyframes loginFadeIn {
  from { opacity: 0; transform: translateY(15px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Premium Thin Cyber Scrollbars */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: rgba(2, 4, 6, 0.5);
}
::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  border: 2px solid #020406;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--color-browser-act);
}

/* Selection highlight */
::selection {
  background: rgba(0, 230, 153, 0.2);
  color: #fff;
}