/* ==========================================================================
   Family Expense Tracker - Cinematic Dark Theme Styles
   ========================================================================== */

:root {
  --bg-primary: #050505;
  --bg-secondary: #0d0d0d;
  --bg-tertiary: #161616;
  --bg-card: rgba(18, 18, 18, 0.75);
  
  --accent-primary: #FF8A3D;      /* Warm Orange */
  --accent-secondary: #5DA9FF;    /* Monitor Blue */
  --accent-success: #10B981;      /* Emerald Green */
  --accent-danger: #EF4444;       /* Rose Red */
  --accent-purple: #A855F7;       /* Royal Purple */
  
  --text-primary: #FFFFFF;
  --text-secondary: #A0A0A0;
  --text-muted: #666666;
  
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-border-hover: rgba(255, 255, 255, 0.2);
  --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
  
  --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  
  --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-body);
  min-height: 100vh;
  line-height: 1.5;
  background-image: 
    radial-gradient(circle at 10% 20%, rgba(255, 138, 61, 0.04) 0%, transparent 40%),
    radial-gradient(circle at 90% 80%, rgba(93, 169, 255, 0.04) 0%, transparent 40%);
  background-attachment: fixed;
}

/* Background subtle ambient grid */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  background-image: linear-gradient(rgba(255, 255, 255, 0.015) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(255, 255, 255, 0.015) 1px, transparent 1px);
  background-size: 40px 40px;
  z-index: 0;
}

.tracker-app {
  position: relative;
  z-index: 1;
  max-width: 1300px;
  margin: 0 auto;
  padding: 1.5rem 1.25rem 4rem;
}

/* --- Header & Navigation --- */
.tracker-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  padding: 1rem 1.5rem;
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  margin-bottom: 2rem;
  box-shadow: var(--glass-shadow);
}

.brand-wrapper {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.brand-title {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.5px;
}

.brand-title span {
  color: var(--accent-primary);
}

.brand-badge {
  font-size: 0.75rem;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-full);
  background: rgba(255, 138, 61, 0.15);
  color: var(--accent-primary);
  border: 1px solid rgba(255, 138, 61, 0.3);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  flex-wrap: wrap;
}

/* User Profile Badge in Header */
.user-chip {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--glass-border);
  padding: 0.35rem 0.85rem 0.35rem 0.4rem;
  border-radius: var(--radius-full);
}

.avatar-circle {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.85rem;
  color: #FFFFFF;
}

.user-meta {
  display: flex;
  flex-direction: column;
}

.user-name {
  font-size: 0.85rem;
  font-weight: 600;
  line-height: 1.2;
}

.user-relation {
  font-size: 0.7rem;
  color: var(--text-secondary);
}

/* Admin Switcher Dropdown */
.admin-switcher-container {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 138, 61, 0.3);
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-md);
}

.admin-switcher-label {
  font-size: 0.75rem;
  color: var(--accent-primary);
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.admin-select {
  background: transparent;
  color: var(--text-primary);
  border: none;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  outline: none;
}

.admin-select option {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

/* Common Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.55rem 1.15rem;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  font-family: inherit;
}

.btn-primary {
  background: var(--accent-primary);
  color: #000000;
  box-shadow: 0 4px 15px rgba(255, 138, 61, 0.3);
}

.btn-primary:hover {
  background: #ff9952;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(255, 138, 61, 0.4);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
  border-color: var(--glass-border);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--glass-border-hover);
}

.btn-danger-outline {
  background: transparent;
  color: var(--accent-danger);
  border-color: rgba(239, 68, 68, 0.3);
  padding: 0.35rem 0.65rem;
  font-size: 0.75rem;
}

.btn-danger-outline:hover {
  background: rgba(239, 68, 68, 0.15);
  border-color: var(--accent-danger);
}

/* --- Stats Grid --- */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.stat-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 1.4rem;
  position: relative;
  overflow: hidden;
  box-shadow: var(--glass-shadow);
  transition: var(--transition);
}

.stat-card:hover {
  border-color: var(--glass-border-hover);
  transform: translateY(-2px);
}

.stat-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--card-accent, var(--accent-primary)), transparent);
}

.stat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}

.stat-title {
  font-size: 0.8rem;
  color: var(--text-secondary);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.stat-icon {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--card-accent, var(--accent-primary));
}

.stat-value {
  font-family: var(--font-heading);
  font-size: 1.9rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.1;
  margin-bottom: 0.35rem;
}

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

/* --- Analytics Charts Grid --- */
.charts-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

@media (max-width: 900px) {
  .charts-grid {
    grid-template-columns: 1fr;
  }
}

.chart-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  box-shadow: var(--glass-shadow);
}

.chart-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}

.chart-title {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.chart-container {
  position: relative;
  height: 260px;
  width: 100%;
}

/* --- Filter & Action Bar --- */
.action-filter-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  margin-bottom: 1.5rem;
}

.filter-group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.search-input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.search-input-wrapper svg {
  position: absolute;
  left: 0.75rem;
  color: var(--text-muted);
}

.form-control {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--glass-border);
  color: var(--text-primary);
  padding: 0.5rem 0.85rem;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-family: inherit;
  outline: none;
  transition: var(--transition);
}

.form-control:focus {
  border-color: var(--accent-primary);
  background: rgba(255, 255, 255, 0.07);
}

.search-control {
  padding-left: 2.2rem;
  width: 220px;
}

select.form-control {
  cursor: pointer;
}

select.form-control option {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

/* --- Expenses Table --- */
.table-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--glass-shadow);
}

.table-responsive {
  width: 100%;
  overflow-x: auto;
}

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

.expense-table th {
  background: rgba(255, 255, 255, 0.02);
  color: var(--text-secondary);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 0.85rem 1.25rem;
  border-bottom: 1px solid var(--glass-border);
}

.expense-table td {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  font-size: 0.875rem;
  vertical-align: middle;
}

.expense-table tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}

.badge-category {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  background: rgba(255, 138, 61, 0.12);
  color: var(--accent-primary);
  border: 1px solid rgba(255, 138, 61, 0.25);
  white-space: nowrap;
}

/* TID Pill with Copy */
.tid-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--glass-border);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition);
}

.tid-pill:hover {
  background: rgba(255, 138, 61, 0.1);
  color: var(--accent-primary);
  border-color: rgba(255, 138, 61, 0.3);
}

.amount-display {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  white-space: nowrap;
}

.payment-badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  padding: 0.15rem 0.45rem;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-muted);
}

/* Empty state */
.empty-state {
  text-align: center;
  padding: 3.5rem 1.5rem;
  color: var(--text-muted);
}

.empty-state svg {
  margin-bottom: 1rem;
  color: var(--accent-primary);
  opacity: 0.4;
}

.empty-state h3 {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 0.35rem;
}

/* --- Modals --- */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  padding: 1.25rem;
}

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

.modal-box {
  background: var(--bg-secondary);
  border: 1px solid var(--glass-border-hover);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 520px;
  padding: 2rem;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.7);
  transform: scale(0.95);
  transition: var(--transition);
}

.modal-backdrop.active .modal-box {
  transform: scale(1);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}

.modal-title {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-primary);
}

.modal-close-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.35rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.modal-close-btn:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.08);
}

/* Form fields */
.form-group {
  margin-bottom: 1.2rem;
}

.form-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 0.4rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.form-input-full {
  width: 100%;
}

/* Category select with inline Add button */
.category-select-wrapper {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.btn-inline-add {
  background: rgba(255, 138, 61, 0.15);
  color: var(--accent-primary);
  border: 1px solid rgba(255, 138, 61, 0.3);
  border-radius: var(--radius-sm);
  padding: 0.5rem 0.75rem;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.3rem;
  white-space: nowrap;
  transition: var(--transition);
}

.btn-inline-add:hover {
  background: var(--accent-primary);
  color: #000;
}

/* Inline Add Category Drawer */
.inline-category-box {
  display: none;
  margin-top: 0.6rem;
  padding: 0.75rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--glass-border-hover);
  border-radius: var(--radius-sm);
  gap: 0.5rem;
  align-items: center;
}

.inline-category-box.active {
  display: flex;
}

/* --- Profile Picker in Login --- */
.profiles-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.85rem;
  margin-bottom: 1.5rem;
}

.profile-select-card {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.85rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: var(--transition);
}

.profile-select-card:hover, .profile-select-card.selected {
  background: rgba(255, 138, 61, 0.08);
  border-color: var(--accent-primary);
  transform: translateY(-2px);
}

.profile-card-name {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.2;
}

.profile-card-relation {
  font-size: 0.72rem;
  color: var(--text-secondary);
}

.pin-input {
  letter-spacing: 6px;
  font-size: 1.3rem;
  text-align: center;
  font-family: var(--font-mono);
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 10000;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.toast {
  background: var(--bg-secondary);
  border: 1px solid var(--glass-border-hover);
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-md);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.85rem;
  color: var(--text-primary);
  animation: slideInRight 0.3s ease;
}

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