/* ============================================
   r3Alphabot Dashboard - Dark Theme Styles
   ============================================ */

/* CSS Variables */
:root {
  --bg-primary: #000000;
  --bg-secondary: #0a0a0a;
  --bg-card: #111111;
  --bg-card-hover: #1a1a1a;
  --bg-input: #1a1a1a;
  --bg-modal: #111111;
  --border-color: #222222;
  --border-color-light: #333333;

  --accent-spot: #FFD700;
  --accent-spot-dim: rgba(255, 215, 0, 0.15);
  --accent-futures: #0066FF;
  --accent-futures-dim: rgba(0, 102, 255, 0.15);

  --text-primary: #ffffff;
  --text-secondary: #aaaaaa;
  --text-muted: #666666;
  --text-dark: #333333;

  --color-success: #00C853;
  --color-success-dim: rgba(0, 200, 83, 0.15);
  --color-danger: #FF1744;
  --color-danger-dim: rgba(255, 23, 68, 0.15);
  --color-warning: #FFD700;
  --color-warning-dim: rgba(255, 215, 0, 0.15);
  --color-info: #00B0FF;
  --color-info-dim: rgba(0, 176, 255, 0.15);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 20px;

  --shadow-sm: 0 1px 3px 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);
  --shadow-glow-spot: 0 0 20px rgba(255, 215, 0, 0.1);
  --shadow-glow-futures: 0 0 20px rgba(0, 102, 255, 0.1);

  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
  --transition-slow: 0.4s ease;

  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;

  --nav-height: 64px;
  --footer-height: 48px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-main);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.6;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  cursor: pointer;
  border: none;
  outline: none;
  font-family: inherit;
}

input, select, textarea {
  font-family: inherit;
  outline: none;
}

img {
  max-width: 100%;
  display: block;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

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

::-webkit-scrollbar-thumb {
  background: var(--border-color-light);
  border-radius: 3px;
}

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

/* Selection */
::selection {
  background: var(--accent-spot);
  color: var(--bg-primary);
}

/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.5px;
}

.nav-brand .brand-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--accent-spot), #FFA000);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.875rem;
  color: var(--bg-primary);
}

.nav-brand .brand-text {
  background: linear-gradient(135deg, #fff, #aaa);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
}

.nav-links a {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.nav-links a:hover {
  color: var(--text-primary);
  background: var(--bg-card);
}

.nav-links a.active {
  color: var(--accent-spot);
  background: var(--accent-spot-dim);
}

.nav-links a .nav-icon {
  font-size: 1rem;
}

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

/* Language Selector */
.lang-select {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.8125rem;
  cursor: pointer;
  transition: border-color var(--transition-fast);
}

.lang-select:hover {
  border-color: var(--border-color-light);
}

.lang-select:focus {
  border-color: var(--accent-spot);
}

/* Plan Badge */
.plan-badge {
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.plan-badge.starter {
  background: var(--color-info-dim);
  color: var(--color-info);
  border: 1px solid rgba(0, 176, 255, 0.3);
}

.plan-badge.pro {
  background: var(--accent-spot-dim);
  color: var(--accent-spot);
  border: 1px solid rgba(255, 215, 0, 0.3);
}

.plan-badge.ultimate {
  background: linear-gradient(135deg, rgba(255, 215, 0, 0.2), rgba(0, 102, 255, 0.2));
  color: #fff;
  border: 1px solid rgba(255, 215, 0, 0.4);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  padding: 8px;
  background: none;
}

.mobile-menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 1px;
  transition: all var(--transition-fast);
}

/* Mobile Menu Overlay */
.mobile-menu-overlay {
  display: none;
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.9);
  backdrop-filter: blur(10px);
  z-index: 999;
  padding: 20px;
}

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

.mobile-menu-overlay .nav-links {
  flex-direction: column;
  align-items: stretch;
  gap: 8px;
}

.mobile-menu-overlay .nav-links a {
  padding: 14px 18px;
  font-size: 1rem;
  justify-content: flex-start;
}

/* ============================================
   MAIN LAYOUT
   ============================================ */
.main-content {
  padding-top: calc(var(--nav-height) + 24px);
  padding-bottom: calc(var(--footer-height) + 24px);
  min-height: 100vh;
}

.container {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 24px;
}

.container-fluid {
  padding: 0 24px;
}

/* Page Header */
.page-header {
  margin-bottom: 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.page-header h1 {
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: -0.5px;
}

.page-header .page-subtitle {
  color: var(--text-muted);
  font-size: 0.875rem;
  margin-top: 4px;
}

/* ============================================
   CARDS
   ============================================ */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.card:hover {
  border-color: var(--border-color-light);
  box-shadow: var(--shadow-md);
}

.card.card-spot:hover {
  box-shadow: var(--shadow-glow-spot);
}

.card.card-futures:hover {
  box-shadow: var(--shadow-glow-futures);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.card-header h2, .card-header h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.card-header .card-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.125rem;
}

.card-icon.icon-spot {
  background: var(--accent-spot-dim);
  color: var(--accent-spot);
}

.card-icon.icon-futures {
  background: var(--accent-futures-dim);
  color: var(--accent-futures);
}

.card-icon.icon-success {
  background: var(--color-success-dim);
  color: var(--color-success);
}

.card-icon.icon-danger {
  background: var(--color-danger-dim);
  color: var(--color-danger);
}

.card-icon.icon-warning {
  background: var(--color-warning-dim);
  color: var(--color-warning);
}

.card-icon.icon-info {
  background: var(--color-info-dim);
  color: var(--color-info);
}

.card-body {
  position: relative;
}

/* Stat Cards */
.stat-card .stat-value {
  font-size: 2.25rem;
  font-weight: 700;
  letter-spacing: -1px;
  margin-bottom: 8px;
  font-family: var(--font-mono);
}

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

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

.stat-card .stat-value.neutral {
  color: var(--text-primary);
}

.stat-card .stat-label {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.stat-card .stat-change {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 0.8125rem;
  font-weight: 600;
  margin-top: 8px;
}

.stat-change.positive {
  background: var(--color-success-dim);
  color: var(--color-success);
}

.stat-change.negative {
  background: var(--color-danger-dim);
  color: var(--color-danger);
}

/* ============================================
   GRID LAYOUTS
   ============================================ */
.grid {
  display: grid;
  gap: 20px;
}

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

.grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

.grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

.grid-6 {
  grid-template-columns: repeat(6, 1fr);
}

/* ============================================
   TABLES
   ============================================ */
.table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.data-table thead th {
  background: var(--bg-secondary);
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.6875rem;
  letter-spacing: 0.5px;
  padding: 12px 16px;
  text-align: left;
  white-space: nowrap;
}

.data-table tbody tr {
  border-bottom: 1px solid var(--border-color);
  transition: background var(--transition-fast);
}

.data-table tbody tr:last-child {
  border-bottom: none;
}

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

.data-table tbody td {
  padding: 14px 16px;
  color: var(--text-primary);
  vertical-align: middle;
}

.data-table .cell-mono {
  font-family: var(--font-mono);
}

/* ============================================
   BADGES & LABELS
   ============================================ */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.badge-buy, .badge-long {
  background: var(--color-success-dim);
  color: var(--color-success);
}

.badge-sell, .badge-short {
  background: var(--color-danger-dim);
  color: var(--color-danger);
}

.badge-hold {
  background: var(--color-warning-dim);
  color: var(--color-warning);
}

.badge-open {
  background: var(--color-info-dim);
  color: var(--color-info);
}

.badge-tp {
  background: var(--color-success-dim);
  color: var(--color-success);
}

.badge-sl {
  background: var(--color-danger-dim);
  color: var(--color-danger);
}

.badge-closed {
  background: var(--bg-secondary);
  color: var(--text-muted);
}

/* Signal Badge */
.signal-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.8125rem;
}

/* Regime Badge */
.regime-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: var(--radius-md);
  font-weight: 700;
  font-size: 0.9375rem;
}

.regime-badge.bullish {
  background: var(--color-success-dim);
  color: var(--color-success);
  border: 1px solid rgba(0, 200, 83, 0.3);
}

.regime-badge.bearish {
  background: var(--color-danger-dim);
  color: var(--color-danger);
  border: 1px solid rgba(255, 23, 68, 0.3);
}

.regime-badge.sideways {
  background: var(--color-warning-dim);
  color: var(--color-warning);
  border: 1px solid rgba(255, 215, 0, 0.3);
}

.regime-badge.chaotic {
  background: rgba(150, 150, 150, 0.15);
  color: #999;
  border: 1px solid rgba(150, 150, 150, 0.3);
}

/* ============================================
   PROGRESS BARS
   ============================================ */
.progress-bar {
  width: 100%;
  height: 8px;
  background: var(--bg-secondary);
  border-radius: 4px;
  overflow: hidden;
  position: relative;
}

.progress-bar .progress-fill {
  height: 100%;
  border-radius: 4px;
  transition: width var(--transition-slow);
}

.progress-fill.high {
  background: linear-gradient(90deg, var(--color-success), #69F0AE);
}

.progress-fill.medium {
  background: linear-gradient(90deg, var(--color-warning), #FFE082);
}

.progress-fill.low {
  background: linear-gradient(90deg, var(--color-danger), #FF8A80);
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 600;
  transition: all var(--transition-fast);
  border: 1px solid transparent;
  white-space: nowrap;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn:active {
  transform: translateY(0);
}

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

.btn-primary:hover {
  background: #FFC800;
  box-shadow: 0 4px 16px rgba(255, 215, 0, 0.3);
}

.btn-futures {
  background: var(--accent-futures);
  color: #fff;
  border-color: var(--accent-futures);
}

.btn-futures:hover {
  background: #0055DD;
  box-shadow: 0 4px 16px rgba(0, 102, 255, 0.3);
}

.btn-success {
  background: var(--color-success);
  color: #fff;
  border-color: var(--color-success);
}

.btn-success:hover {
  background: #00B248;
  box-shadow: 0 4px 16px rgba(0, 200, 83, 0.3);
}

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

.btn-danger:hover {
  background: #D50000;
  box-shadow: 0 4px 16px rgba(255, 23, 68, 0.3);
}

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

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border-color: var(--border-color-light);
}

.btn-outline:hover {
  background: var(--bg-card-hover);
  border-color: var(--text-secondary);
}

.btn-outline-spot {
  background: transparent;
  color: var(--accent-spot);
  border-color: rgba(255, 215, 0, 0.4);
}

.btn-outline-spot:hover {
  background: var(--accent-spot-dim);
}

.btn-outline-futures {
  background: transparent;
  color: var(--accent-futures);
  border-color: rgba(0, 102, 255, 0.4);
}

.btn-outline-futures:hover {
  background: var(--accent-futures-dim);
}

.btn-sm {
  padding: 6px 14px;
  font-size: 0.8125rem;
}

.btn-lg {
  padding: 14px 28px;
  font-size: 1rem;
}

.btn-block {
  width: 100%;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
}

/* ============================================
   FORMS
   ============================================ */
.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  margin-bottom: 8px;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 0.9375rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--accent-spot);
  box-shadow: 0 0 0 3px rgba(255, 215, 0, 0.1);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--text-muted);
}

.form-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 24 24' fill='none' stroke='%23666' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}

.form-textarea {
  resize: vertical;
  min-height: 100px;
}

.form-hint {
  margin-top: 6px;
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Toggle Switch */
.toggle-switch {
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
}

.toggle-switch input {
  display: none;
}

.toggle-slider {
  width: 48px;
  height: 26px;
  background: var(--bg-secondary);
  border-radius: 13px;
  position: relative;
  transition: background var(--transition-fast);
  border: 1px solid var(--border-color);
}

.toggle-slider::after {
  content: '';
  position: absolute;
  width: 20px;
  height: 20px;
  background: var(--text-muted);
  border-radius: 50%;
  top: 2px;
  left: 2px;
  transition: all var(--transition-fast);
}

.toggle-switch input:checked + .toggle-slider {
  background: var(--color-success-dim);
  border-color: var(--color-success);
}

.toggle-switch input:checked + .toggle-slider::after {
  background: var(--color-success);
  left: 24px;
}

/* Slider Input */
.range-slider {
  width: 100%;
  -webkit-appearance: none;
  appearance: none;
  height: 6px;
  background: var(--bg-secondary);
  border-radius: 3px;
  outline: none;
}

.range-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 18px;
  height: 18px;
  background: var(--accent-spot);
  border-radius: 50%;
  cursor: pointer;
  border: 2px solid var(--bg-primary);
  box-shadow: 0 2px 6px rgba(0,0,0,0.3);
}

.range-slider::-moz-range-thumb {
  width: 18px;
  height: 18px;
  background: var(--accent-spot);
  border-radius: 50%;
  cursor: pointer;
  border: 2px solid var(--bg-primary);
  box-shadow: 0 2px 6px rgba(0,0,0,0.3);
}

/* ============================================
   MODALS
   ============================================ */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal {
  background: var(--bg-modal);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 32px;
  max-width: 500px;
  width: 100%;
  transform: translateY(20px) scale(0.95);
  transition: transform var(--transition-normal);
  box-shadow: var(--shadow-lg);
}

.modal-overlay.active .modal {
  transform: translateY(0) scale(1);
}

.modal-header {
  margin-bottom: 20px;
}

.modal-header h3 {
  font-size: 1.25rem;
  font-weight: 700;
}

.modal-header p {
  color: var(--text-muted);
  font-size: 0.9375rem;
  margin-top: 8px;
}

.modal-body {
  margin-bottom: 24px;
}

.modal-footer {
  display: flex;
  gap: 12px;
  justify-content: flex-end;
}

.modal-footer .btn {
  flex: 1;
}

/* Danger Modal */
.modal-danger .modal {
  border-color: rgba(255, 23, 68, 0.3);
}

.modal-danger .modal-header h3 {
  color: var(--color-danger);
}

/* Confirmation Input */
.confirm-input {
  margin-top: 16px;
}

.confirm-input label {
  display: block;
  margin-bottom: 8px;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

/* ============================================
   STATUS INDICATORS
   ============================================ */
.status-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
  position: relative;
}

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

.status-dot.active::after {
  content: '';
  position: absolute;
  top: -3px;
  left: -3px;
  right: -3px;
  bottom: -3px;
  border-radius: 50%;
  border: 2px solid var(--color-success);
  animation: pulse-ring 2s infinite;
}

.status-dot.paused {
  background: var(--color-warning);
}

.status-dot.inactive {
  background: var(--text-muted);
}

@keyframes pulse-ring {
  0% {
    transform: scale(1);
    opacity: 0.6;
  }
  100% {
    transform: scale(1.8);
    opacity: 0;
  }
}

/* Connection Status */
.connection-status {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
}

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

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

/* ============================================
   PRICE CARDS
   ============================================ */
.price-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 12px;
}

.price-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 16px;
  transition: all var(--transition-fast);
}

.price-card:hover {
  border-color: var(--border-color-light);
  background: var(--bg-card-hover);
}

.price-card .price-pair {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.price-card .price-value {
  font-size: 1.25rem;
  font-weight: 700;
  font-family: var(--font-mono);
  margin-bottom: 6px;
}

.price-card .price-change {
  font-size: 0.8125rem;
  font-weight: 600;
  font-family: var(--font-mono);
}

.price-change.positive {
  color: var(--color-success);
}

.price-change.negative {
  color: var(--color-danger);
}

.price-card .price-position {
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--border-color);
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* ============================================
   TOAST NOTIFICATIONS
   ============================================ */
.toast-container {
  position: fixed;
  top: calc(var(--nav-height) + 16px);
  right: 16px;
  z-index: 3000;
  display: flex;
  flex-direction: column;
  gap: 8px;
  pointer-events: none;
}

.toast {
  padding: 14px 20px;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 10px;
  animation: toast-in 0.3s ease, toast-out 0.3s ease 3.7s;
  pointer-events: all;
  max-width: 400px;
  box-shadow: var(--shadow-md);
}

.toast-success {
  background: var(--color-success-dim);
  color: var(--color-success);
  border: 1px solid rgba(0, 200, 83, 0.3);
}

.toast-error {
  background: var(--color-danger-dim);
  color: var(--color-danger);
  border: 1px solid rgba(255, 23, 68, 0.3);
}

.toast-warning {
  background: var(--color-warning-dim);
  color: var(--color-warning);
  border: 1px solid rgba(255, 215, 0, 0.3);
}

.toast-info {
  background: var(--color-info-dim);
  color: var(--color-info);
  border: 1px solid rgba(0, 176, 255, 0.3);
}

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

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

/* ============================================
   PAGINATION
   ============================================ */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 20px;
}

.pagination button {
  padding: 8px 14px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  border-radius: var(--radius-sm);
  font-size: 0.8125rem;
  font-weight: 500;
  transition: all var(--transition-fast);
}

.pagination button:hover:not(:disabled) {
  background: var(--bg-card-hover);
  border-color: var(--border-color-light);
}

.pagination button:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.pagination .page-info {
  font-size: 0.8125rem;
  color: var(--text-muted);
  padding: 0 12px;
}

/* ============================================
   SETTINGS SECTIONS
   ============================================ */
.settings-section {
  margin-bottom: 32px;
}

.settings-section h3 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-color);
}

.settings-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

/* ============================================
   MONITORING (GRAFANA IFRAME)
   ============================================ */
.monitoring-iframe {
  width: 100%;
  height: calc(100vh - var(--nav-height) - var(--footer-height) - 48px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  background: var(--bg-card);
}

/* ============================================
   LOGIN PAGE
   ============================================ */
.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: radial-gradient(ellipse at 50% 0%, #1a1a00 0%, #000 60%);
}

.login-card {
  width: 100%;
  max-width: 420px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 48px 40px;
  box-shadow: var(--shadow-lg);
}

.login-brand {
  text-align: center;
  margin-bottom: 36px;
}

.login-brand .brand-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--accent-spot), #FFA000);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--bg-primary);
  margin: 0 auto 16px;
}

.login-brand h1 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.login-brand p {
  color: var(--text-muted);
  font-size: 0.875rem;
}

.login-form .form-group {
  margin-bottom: 20px;
}

.login-form .btn-block {
  margin-top: 8px;
  padding: 14px;
  font-size: 1rem;
}

.login-footer {
  margin-top: 24px;
  text-align: center;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: var(--footer-height);
  background: rgba(0, 0, 0, 0.9);
  backdrop-filter: blur(10px);
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  z-index: 100;
}

.footer-left, .footer-right {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.footer a {
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.footer a:hover {
  color: var(--accent-spot);
}

/* ============================================
   FILTER BUTTONS (Chart)
   ============================================ */
.filter-buttons {
  display: flex;
  gap: 6px;
}

.filter-btn {
  padding: 6px 14px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  transition: all var(--transition-fast);
}

.filter-btn:hover {
  color: var(--text-primary);
  border-color: var(--border-color-light);
}

.filter-btn.active {
  background: var(--accent-spot-dim);
  color: var(--accent-spot);
  border-color: var(--accent-spot);
}

/* ============================================
   FLASH MESSAGES
   ============================================ */
.flash-messages {
  margin-bottom: 20px;
}

.flash-message {
  padding: 14px 20px;
  border-radius: var(--radius-md);
  font-size: 0.9375rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}

.flash-message.success {
  background: var(--color-success-dim);
  color: var(--color-success);
  border: 1px solid rgba(0, 200, 83, 0.3);
}

.flash-message.error {
  background: var(--color-danger-dim);
  color: var(--color-danger);
  border: 1px solid rgba(255, 23, 68, 0.3);
}

.flash-message.warning {
  background: var(--color-warning-dim);
  color: var(--color-warning);
  border: 1px solid rgba(255, 215, 0, 0.3);
}

/* ============================================
   GUEST STARS
   ============================================ */
.guest-star {
  color: #9C27B0;
  margin-left: 4px;
}

/* ============================================
   SENTIMENT GAUGE
   ============================================ */
.sentiment-gauge {
  position: relative;
  width: 200px;
  height: 100px;
  margin: 0 auto;
}

.gauge-bg {
  width: 200px;
  height: 100px;
  background: conic-gradient(from 180deg, var(--color-danger) 0deg, var(--color-warning) 90deg, var(--color-success) 180deg);
  border-radius: 100px 100px 0 0;
  mask-image: radial-gradient(circle at 50% 100%, transparent 60%, black 61%);
  -webkit-mask-image: radial-gradient(circle at 50% 100%, transparent 60%, black 61%);
}

.gauge-needle {
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 3px;
  height: 90px;
  background: #fff;
  transform-origin: bottom center;
  transform: translateX(-50%) rotate(-45deg);
  transition: transform var(--transition-slow);
  border-radius: 2px;
}

.gauge-labels {
  display: flex;
  justify-content: space-between;
  padding: 0 20px;
  margin-top: 8px;
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes slideIn {
  from { transform: translateX(-20px); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

.animate-fade-in {
  animation: fadeIn 0.4s ease forwards;
}

/* Skeleton Loading */
.skeleton {
  background: linear-gradient(90deg, var(--bg-secondary) 25%, var(--bg-card-hover) 50%, var(--bg-secondary) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-sm);
}

/* ============================================
   RESPONSIVE DESIGN - MOBILE FIRST
   ============================================ */
@media (max-width: 1200px) {
  .grid-4 {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 992px) {
  .grid-3, .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .settings-grid {
    grid-template-columns: 1fr;
  }

  .nav-links {
    display: none;
  }

  .mobile-menu-toggle {
    display: flex;
  }

  .nav-links.mobile-visible {
    display: flex;
  }
}

@media (max-width: 768px) {
  :root {
    --nav-height: 56px;
  }

  .container, .container-fluid {
    padding: 0 16px;
  }

  .navbar {
    padding: 0 16px;
  }

  .grid-2, .grid-3, .grid-4 {
    grid-template-columns: 1fr;
  }

  .card {
    padding: 20px;
  }

  .stat-card .stat-value {
    font-size: 1.75rem;
  }

  .page-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .page-header h1 {
    font-size: 1.375rem;
  }

  .price-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .modal {
    padding: 24px;
    margin: 16px;
  }

  .login-card {
    padding: 36px 24px;
  }

  .footer {
    padding: 0 16px;
    flex-direction: column;
    height: auto;
    padding: 12px 16px;
    gap: 8px;
  }

  .monitoring-iframe {
    height: calc(100vh - var(--nav-height) - 80px);
  }

  .toast-container {
    left: 16px;
    right: 16px;
  }

  .toast {
    max-width: 100%;
  }

  .plan-badge {
    display: none;
  }
}

@media (max-width: 480px) {
  .price-grid {
    grid-template-columns: 1fr;
  }

  .filter-buttons {
    flex-wrap: wrap;
  }

  .modal-footer {
    flex-direction: column;
  }

  .modal-footer .btn {
    width: 100%;
  }
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
.text-success { color: var(--color-success) !important; }
.text-danger { color: var(--color-danger) !important; }
.text-warning { color: var(--color-warning) !important; }
.text-muted { color: var(--text-muted) !important; }
.text-spot { color: var(--accent-spot) !important; }
.text-futures { color: var(--accent-futures) !important; }

.d-flex { display: flex !important; }
.align-center { align-items: center !important; }
.justify-between { justify-content: space-between !important; }
.gap-2 { gap: 8px !important; }
.gap-3 { gap: 12px !important; }
.gap-4 { gap: 16px !important; }

.mb-0 { margin-bottom: 0 !important; }
.mb-2 { margin-bottom: 8px !important; }
.mb-3 { margin-bottom: 12px !important; }
.mb-4 { margin-bottom: 16px !important; }
.mt-3 { margin-top: 12px !important; }
.mt-4 { margin-top: 16px !important; }

.w-100 { width: 100% !important; }
.h-100 { height: 100% !important; }

.text-center { text-align: center !important; }
.text-right { text-align: right !important; }

.font-mono { font-family: var(--font-mono) !important; }

.hidden { display: none !important; }
.sr-only { position: absolute; left: -10000px; }