/* ==========================================================================
   UI Components (Cards, Buttons, Progress Bars, Badges, Header, Modals & Toasts)
   ========================================================================== */

/* Glassmorphism Card Structure */
.card {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.card:hover {
  transform: translateY(-4px);
  border-color: var(--glass-border-hover);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
}

/* Card Header & Avatar */
.card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-md);
}

.card-user-info {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.card-avatar {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--accent-gradient);
  color: hsl(222, 35%, 7%);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.15rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 12px hsla(192, 95%, 55%, 0.25);
  flex-shrink: 0;
}

.card-title {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: -0.01em;
  margin-bottom: 2px;
}

.card-id {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-family: monospace;
}

/* Status Badges */
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 0.35rem 0.8rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: currentColor;
}

.status-ready { background-color: var(--status-ready-bg); color: var(--status-ready); }
.status-active { background-color: var(--status-active-bg); color: var(--status-active); }
.status-waiting { background-color: var(--status-waiting-bg); color: var(--status-waiting); }
.status-expired { background-color: var(--status-expired-bg); color: var(--status-expired); }

/* Progress Bar & Limit Sections */
.limit-section {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  padding: var(--space-sm) 0;
  border-bottom: 1px solid hsla(0, 0%, 100%, 0.04);
}

.progress-container {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.progress-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.progress-value {
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--text-primary);
}

.progress-value.text-danger {
  color: var(--status-expired);
}

.progress-track {
  width: 100%;
  height: 10px;
  background-color: var(--bg-tertiary);
  border-radius: var(--radius-full);
  overflow: hidden;
  position: relative;
  box-shadow: inset 0 2px 4px hsla(0, 0%, 0%, 0.4);
}

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

/* Progress Color Thresholds */
.progress-fill-high {
  background: linear-gradient(90deg, hsl(180, 85%, 45%), hsl(152, 75%, 48%));
  box-shadow: 0 0 12px hsla(152, 75%, 48%, 0.3);
}

.progress-fill-medium {
  background: linear-gradient(90deg, hsl(200, 90%, 55%), hsl(38, 95%, 55%));
  box-shadow: 0 0 12px hsla(38, 95%, 55%, 0.3);
}

.progress-fill-low {
  background: linear-gradient(90deg, hsl(38, 95%, 55%), hsl(348, 85%, 60%));
  box-shadow: 0 0 12px hsla(348, 85%, 60%, 0.4);
}

/* Streamlined Quick-Adjust Controls (Phase 7: Only Reset 100% Button) */
.limit-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  padding-top: 4px;
}

.limit-controls-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.mini-btn {
  padding: 0.3rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  background: hsla(0, 0%, 100%, 0.05);
  color: var(--text-secondary);
  border: 1px solid hsla(0, 0%, 100%, 0.08);
  transition: all var(--transition-fast);
  cursor: pointer;
}

.mini-btn:hover {
  background: hsla(0, 0%, 100%, 0.12);
  color: var(--text-primary);
  border-color: hsla(0, 0%, 100%, 0.2);
  transform: translateY(-1px);
}

.mini-btn-reset {
  color: var(--status-ready);
  background: hsla(152, 75%, 48%, 0.12);
  border-color: hsla(152, 75%, 48%, 0.3);
}

.mini-btn-reset:hover {
  background: hsla(152, 75%, 48%, 0.25);
  color: var(--status-ready);
  box-shadow: 0 0 12px hsla(152, 75%, 48%, 0.25);
}

/* Timers & Countdown Section */
.card-timers {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-sm);
  background: hsla(222, 35%, 4%, 0.4);
  padding: var(--space-md);
  border-radius: var(--radius-md);
  border: 1px solid hsla(0, 0%, 100%, 0.04);
}

.timer-box {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.timer-label-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 4px;
}

.timer-label {
  font-size: 0.72rem;
  color: var(--text-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.timer-restart-btn {
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--status-waiting);
  background: hsla(38, 95%, 55%, 0.12);
  border: 1px solid hsla(38, 95%, 55%, 0.3);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.timer-restart-btn:hover {
  background: hsla(38, 95%, 55%, 0.25);
  color: var(--text-primary);
}

.timer-value {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
}

.timer-active {
  color: var(--accent-primary);
  text-shadow: 0 0 10px hsla(192, 95%, 55%, 0.3);
}

/* Card Action Buttons */
.card-actions {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-sm);
  padding-top: var(--space-sm);
  border-top: 1px solid hsla(0, 0%, 100%, 0.05);
}

.icon-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-secondary);
  background: hsla(0, 0%, 100%, 0.04);
  border: 1px solid transparent;
  transition: all var(--transition-fast);
}

.icon-btn:hover {
  background: hsla(0, 0%, 100%, 0.08);
  color: var(--text-primary);
  border-color: hsla(0, 0%, 100%, 0.1);
}

.btn-delete:hover {
  background: hsla(348, 85%, 60%, 0.15);
  color: var(--status-expired);
  border-color: hsla(348, 85%, 60%, 0.3);
}

/* Header Branding & Controls Styling */
.header-brand {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.header-logo {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: var(--accent-gradient);
  font-size: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-glow);
}

.header-title {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.header-subtitle {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.header-controls {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  flex-wrap: wrap;
}

/* Network Badge (Phase 11: Clickable with Hover & Queue Count) */
.network-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0.4rem 0.9rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  cursor: pointer;
  transition: all var(--transition-fast);
  user-select: none;
}

.network-badge:hover {
  transform: translateY(-1px);
  box-shadow: 0 0 15px hsla(0, 0%, 100%, 0.1);
  border-color: hsla(0, 0%, 100%, 0.3);
}

.network-badge.online { color: var(--status-ready); border-color: hsla(152, 75%, 48%, 0.3); }
.network-badge.offline { color: var(--status-waiting); border-color: hsla(38, 95%, 55%, 0.4); }
.network-badge.has-queue {
  background: hsla(38, 95%, 55%, 0.1);
  border-color: var(--status-waiting);
  animation: pulse-border 2s infinite;
}

@keyframes pulse-border {
  0% { box-shadow: 0 0 0 0 hsla(38, 95%, 55%, 0.4); }
  70% { box-shadow: 0 0 0 8px hsla(38, 95%, 55%, 0); }
  100% { box-shadow: 0 0 0 0 hsla(38, 95%, 55%, 0); }
}

.network-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: currentColor;
  box-shadow: 0 0 8px currentColor;
}

/* Search & Sort Inputs */
.search-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.search-icon {
  position: absolute;
  left: 12px;
  font-size: 0.9rem;
  color: var(--text-muted);
  pointer-events: none;
}

.search-input {
  padding: 0.6rem 1rem 0.6rem 2.2rem;
  background: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.85rem;
  width: 220px;
  transition: all var(--transition-fast);
}

.search-input:focus {
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px hsla(192, 95%, 55%, 0.15);
  width: 260px;
}

.sort-select {
  padding: 0.6rem 1rem;
  background: var(--bg-secondary);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.85rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.sort-select:focus {
  border-color: var(--accent-primary);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 0.65rem 1.35rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.9rem;
  transition: all var(--transition-fast);
  cursor: pointer;
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent-gradient);
  color: hsl(222, 35%, 7%);
  box-shadow: 0 4px 15px hsla(192, 95%, 55%, 0.3);
}

.btn-primary:hover {
  filter: brightness(1.15);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px hsla(192, 95%, 55%, 0.45);
}

.btn-secondary {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: var(--text-primary);
}

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

.btn-danger {
  background: hsl(348, 85%, 60%);
  color: hsl(0, 0%, 100%);
  box-shadow: 0 4px 15px hsla(348, 85%, 60%, 0.3);
}

.btn-danger:hover {
  filter: brightness(1.1);
  transform: translateY(-1px);
}

/* Premium Empty State Card */
.empty-state {
  grid-column: 1 / -1;
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  border: 1px dashed hsla(0, 0%, 100%, 0.15);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl) var(--space-xl);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  max-width: 600px;
  margin: var(--space-xl) auto;
}

.empty-icon {
  font-size: 3.5rem;
  filter: drop-shadow(0 0 20px hsla(192, 95%, 55%, 0.4));
}

.empty-title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
}

.empty-text {
  font-size: 0.95rem;
  color: var(--text-secondary);
  max-width: 450px;
  line-height: 1.6;
}

.empty-btn {
  margin-top: var(--space-sm);
}

/* ==========================================================================
   Modal Dialog & Form Styling (Phase 4 & 11)
   ========================================================================== */
.modal-box {
  background: hsl(222, 32%, 11%);
  border: 1px solid hsla(0, 0%, 100%, 0.12);
  border-radius: var(--radius-xl);
  width: 100%;
  max-width: 580px;
  box-shadow: var(--shadow-lg), 0 0 40px hsla(0, 0%, 0%, 0.6);
  overflow: hidden;
}

.modal-header {
  padding: var(--space-lg) var(--space-xl);
  border-bottom: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: hsla(222, 35%, 8%, 0.5);
}

.modal-title {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--text-primary);
}

.modal-close-btn {
  font-size: 1.25rem;
  color: var(--text-muted);
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.modal-close-btn:hover {
  color: var(--text-primary);
  background: hsla(0, 0%, 100%, 0.08);
}

.modal-body {
  padding: var(--space-xl);
}

/* Form Controls */
.account-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-label-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.form-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.form-pct-preview {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--accent-primary);
}

.form-input {
  padding: 0.75rem 1rem;
  background: var(--bg-primary);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.95rem;
  transition: all var(--transition-fast);
}

.form-input:focus {
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px hsla(192, 95%, 55%, 0.15);
}

.form-input.input-error {
  border-color: var(--status-expired);
}

.form-error {
  font-size: 0.8rem;
  color: var(--status-expired);
  min-height: 16px;
}

.form-help {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Sliders */
.form-slider {
  -webkit-appearance: none;
  width: 100%;
  height: 8px;
  background: var(--bg-tertiary);
  border-radius: var(--radius-full);
  outline: none;
}

.form-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--accent-primary);
  cursor: pointer;
  box-shadow: 0 0 10px hsla(192, 95%, 55%, 0.5);
  transition: transform var(--transition-fast);
}

.form-slider::-webkit-slider-thumb:hover {
  transform: scale(1.15);
}

.form-actions {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-md);
  margin-top: var(--space-sm);
  padding-top: var(--space-md);
  border-top: 1px solid hsla(0, 0%, 100%, 0.05);
}

/* Delete confirmation box */
.delete-confirm-box {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.confirm-text {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ==========================================================================
   Phase 11: Offline Queue Manager & Simulation Mode Styling
   ========================================================================== */
.queue-modal-body {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.simulation-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  background: hsla(192, 95%, 55%, 0.08);
  border: 1px solid hsla(192, 95%, 55%, 0.25);
  border-radius: var(--radius-md);
}

.simulation-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.simulation-title {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text-primary);
}

.simulation-desc {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

/* Toggle Switch */
.toggle-switch {
  position: relative;
  display: inline-block;
  width: 48px;
  height: 26px;
  flex-shrink: 0;
}

.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: var(--bg-tertiary);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
}

.toggle-slider:before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background-color: var(--text-secondary);
  border-radius: 50%;
  transition: all var(--transition-fast);
}

input:checked + .toggle-slider {
  background-color: var(--accent-primary);
  border-color: var(--accent-primary);
  box-shadow: 0 0 10px hsla(192, 95%, 55%, 0.4);
}

input:checked + .toggle-slider:before {
  transform: translateX(22px);
  background-color: hsl(222, 35%, 7%);
}

/* Queue List View */
.queue-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  max-height: 280px;
  overflow-y: auto;
  padding-right: 4px;
}

.queue-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding: var(--space-md);
  background: var(--bg-primary);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
}

.queue-item-left {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.queue-item-details {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.queue-item-title {
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-primary);
}

.queue-item-subtitle {
  font-size: 0.78rem;
  color: var(--text-secondary);
}

.queue-item-time {
  font-size: 0.72rem;
  color: var(--text-muted);
  font-family: monospace;
  white-space: nowrap;
}

/* Empty Queue State inside Modal */
.queue-empty-state {
  text-align: center;
  padding: var(--space-xl);
  background: var(--bg-primary);
  border-radius: var(--radius-lg);
  border: 1px dashed hsla(0, 0%, 100%, 0.08);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
}

.queue-empty-icon {
  font-size: 2.5rem;
}

.queue-empty-title {
  font-weight: 600;
  font-size: 1.1rem;
  color: var(--text-primary);
}

.queue-empty-text {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* ==========================================================================
   Toast Notification Styling (Phase 4)
   ========================================================================== */
.toast {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: 0.85rem 1.25rem;
  background: hsl(222, 32%, 12%);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  color: var(--text-primary);
  min-width: 300px;
  max-width: 450px;
  pointer-events: auto;
  border-left: 4px solid var(--accent-primary);
}

.toast-success { border-left-color: var(--status-ready); }
.toast-error { border-left-color: var(--status-expired); }
.toast-warning { border-left-color: var(--status-waiting); }
.toast-info { border-left-color: var(--status-active); }

.toast-icon {
  font-size: 1.2rem;
}

.toast-message {
  flex: 1;
  font-size: 0.875rem;
  line-height: 1.4;
}

.toast-close {
  color: var(--text-muted);
  padding: 0.2rem;
  transition: color var(--transition-fast);
}

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

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-slide-up {
  animation: slideUp var(--transition-normal) forwards;
}

.toast-fade-out {
  opacity: 0;
  transform: translateY(10px);
  transition: all 300ms ease-out;
}