@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;500;600;700;800&display=swap');

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

:root {
  --bg-dark: #000000;
  --sidebar-bg: #0a0a0a;
  --card-bg: rgba(20, 20, 20, 0.6);
  --card-border: rgba(255, 196, 7, 0.12);
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --accent-primary: #FFC407;
  --accent-green: #4ade80;
  --accent-red: #f87171;
  --accent-purple: #c084fc;
  --accent-amber: #FFC407;
  --input-bg: rgba(30, 30, 30, 0.8);
  --hover-bg: rgba(255, 196, 7, 0.06);
  --shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.5);
}

body {
  font-family: 'Montserrat', sans-serif;
  background: var(--bg-dark);
  color: var(--text-main);
  min-height: 100vh;
  display: flex;
}

/* Sidebar */
.sidebar {
  width: 260px;
  background: var(--sidebar-bg);
  border-right: 1px solid var(--card-border);
  padding: 24px 16px;
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: 10;
}

.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 8px 24px;
  border-bottom: 1px solid var(--card-border);
  margin-bottom: 24px;
}

.sidebar-logo h1 {
  font-size: 18px;
  font-weight: 700;
  color: var(--accent-primary);
}

.sidebar-logo .icon {
  width: 32px;
  height: 32px;
  background: var(--accent-primary);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.sidebar-logo .icon svg {
  width: 18px;
  height: 18px;
  color: #000;
}

.nav-items {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s;
  color: var(--text-muted);
  font-size: 14px;
  font-weight: 500;
  border: 1px solid transparent;
}

.nav-item:hover {
  background: var(--hover-bg);
  color: var(--text-main);
}

.nav-item.active {
  background: rgba(255, 196, 7, 0.1);
  color: var(--accent-primary);
  border-color: var(--card-border);
}

.nav-item svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.sidebar-footer {
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px solid var(--card-border);
  font-size: 12px;
  color: var(--text-muted);
  text-align: center;
}

/* Main */
.main-content {
  margin-left: 260px;
  flex: 1;
  padding: 32px;
  min-height: 100vh;
}

.page-header {
  margin-bottom: 32px;
}

.page-header h2 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 4px;
}

.page-header p {
  color: var(--text-muted);
  font-size: 14px;
}

/* Stat Cards */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 32px;
}

.stat-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  padding: 20px;
  backdrop-filter: blur(12px);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.stat-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
  border-color: rgba(255, 196, 7, 0.25);
}

.stat-label {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.stat-value {
  font-size: 28px;
  font-weight: 800;
  color: var(--accent-primary);
}

.stat-value.green { color: var(--accent-green); }
.stat-value.red { color: var(--accent-red); }
.stat-value.purple { color: var(--accent-purple); }

/* Search Section */
.search-section {
  margin-bottom: 32px;
}

.search-bar {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
}

.search-input {
  flex: 1;
  background: var(--input-bg);
  border: 1px solid var(--card-border);
  border-radius: 10px;
  padding: 14px 20px;
  color: var(--text-main);
  font-family: 'Montserrat', sans-serif;
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s;
}

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

.search-input:focus {
  border-color: var(--accent-primary);
}

/* Buttons */
.btn {
  padding: 12px 24px;
  border-radius: 10px;
  border: 1px solid var(--card-border);
  font-family: 'Montserrat', sans-serif;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
}

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

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

.btn-primary:hover {
  background: #e6b006;
  transform: translateY(-1px);
}

.btn-secondary {
  background: var(--input-bg);
  color: var(--text-main);
}

.btn-secondary:hover {
  background: var(--hover-bg);
  border-color: rgba(255, 196, 7, 0.3);
}

.btn-green {
  background: rgba(74, 222, 128, 0.15);
  color: var(--accent-green);
  border-color: rgba(74, 222, 128, 0.3);
}

.btn-green:hover {
  background: rgba(74, 222, 128, 0.25);
}

.btn-red {
  background: rgba(248, 113, 113, 0.15);
  color: var(--accent-red);
  border-color: rgba(248, 113, 113, 0.3);
}

.btn-red:hover {
  background: rgba(248, 113, 113, 0.25);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 12px;
}

/* Table */
.table-container {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  overflow: hidden;
  backdrop-filter: blur(12px);
}

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

.table-header h3 {
  font-size: 16px;
  font-weight: 600;
}

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

th {
  text-align: left;
  padding: 12px 20px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  border-bottom: 1px solid var(--card-border);
}

td {
  padding: 14px 20px;
  font-size: 13px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}

tr:hover td {
  background: var(--hover-bg);
}

.email-cell {
  color: var(--text-main);
  font-weight: 500;
}

.name-cell {
  color: var(--text-muted);
}

.balance-cell {
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.balance-positive { color: var(--accent-green); }
.balance-zero { color: var(--accent-red); }

.actions-cell {
  display: flex;
  gap: 8px;
}

/* Pagination */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  padding: 16px;
  border-top: 1px solid var(--card-border);
}

.pagination button {
  background: var(--input-bg);
  border: 1px solid var(--card-border);
  color: var(--text-main);
  padding: 8px 14px;
  border-radius: 8px;
  cursor: pointer;
  font-family: 'Montserrat', sans-serif;
  font-size: 13px;
  transition: all 0.2s;
}

.pagination button:hover:not(:disabled) {
  border-color: var(--accent-primary);
  color: var(--accent-primary);
}

.pagination button:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.pagination .page-info {
  color: var(--text-muted);
  font-size: 13px;
  padding: 0 12px;
}

/* Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: all;
}

.modal {
  background: #111;
  border: 1px solid var(--card-border);
  border-radius: 16px;
  padding: 32px;
  width: 460px;
  max-width: 90vw;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.6);
  transform: translateY(20px);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.modal h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 8px;
}

.modal .modal-subtitle {
  color: var(--text-muted);
  font-size: 13px;
  margin-bottom: 24px;
}

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

.modal-field label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.modal-field input {
  width: 100%;
  background: var(--input-bg);
  border: 1px solid var(--card-border);
  border-radius: 10px;
  padding: 12px 16px;
  color: var(--text-main);
  font-family: 'Montserrat', sans-serif;
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s;
}

.modal-field input:focus {
  border-color: var(--accent-primary);
}

.modal-field .current-balance {
  font-size: 24px;
  font-weight: 800;
  color: var(--accent-primary);
}

.modal-actions {
  display: flex;
  gap: 12px;
  justify-content: flex-end;
  margin-top: 28px;
}

/* Quick Actions */
.quick-actions {
  display: flex;
  gap: 12px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

/* Bulk Modal */
.bulk-presets {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 8px;
}

.preset-btn {
  background: var(--input-bg);
  border: 1px solid var(--card-border);
  color: var(--text-muted);
  padding: 6px 14px;
  border-radius: 8px;
  cursor: pointer;
  font-family: 'Montserrat', sans-serif;
  font-size: 12px;
  transition: all 0.2s;
}

.preset-btn:hover {
  border-color: var(--accent-primary);
  color: var(--accent-primary);
}

/* Toast */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 200;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  background: #1a1a1a;
  border: 1px solid var(--card-border);
  border-radius: 10px;
  padding: 14px 20px;
  font-size: 13px;
  font-weight: 500;
  box-shadow: var(--shadow);
  animation: slideIn 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  align-items: center;
  gap: 10px;
}

.toast.success { border-left: 3px solid var(--accent-green); }
.toast.error { border-left: 3px solid var(--accent-red); }
.toast.info { border-left: 3px solid var(--accent-primary); }

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

/* Loading */
.loading {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
  color: var(--text-muted);
}

.spinner {
  width: 24px;
  height: 24px;
  border: 3px solid var(--card-border);
  border-top-color: var(--accent-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-right: 12px;
}

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

/* Home View */
.home-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin-top: 32px;
}

.home-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: 16px;
  padding: 28px;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  backdrop-filter: blur(12px);
}

.home-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: rgba(255, 196, 7, 0.3);
}

.home-card .card-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.home-card .card-icon svg {
  width: 24px;
  height: 24px;
}

.home-card .card-icon.gold {
  background: rgba(255, 196, 7, 0.15);
  color: var(--accent-primary);
}

.home-card .card-icon.green {
  background: rgba(74, 222, 128, 0.15);
  color: var(--accent-green);
}

.home-card .card-icon.purple {
  background: rgba(192, 132, 252, 0.15);
  color: var(--accent-purple);
}

.home-card .card-icon.red {
  background: rgba(248, 113, 113, 0.15);
  color: var(--accent-red);
}

.home-card h3 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 8px;
}

.home-card p {
  color: var(--text-muted);
  font-size: 13px;
  line-height: 1.5;
}

/* Filter Bar */
.filter-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.filter-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  margin-right: 4px;
}

.filter-btn {
  background: var(--input-bg);
  border: 1px solid var(--card-border);
  color: var(--text-muted);
  padding: 10px 20px;
  border-radius: 10px;
  cursor: pointer;
  font-family: 'Montserrat', sans-serif;
  font-size: 13px;
  font-weight: 600;
  transition: all 0.2s;
}

.filter-btn:hover {
  border-color: rgba(255, 196, 7, 0.3);
  color: var(--text-main);
}

.filter-btn.active {
  background: rgba(255, 196, 7, 0.1);
  border-color: var(--accent-primary);
  color: var(--accent-primary);
}

/* Responsive */
@media (max-width: 768px) {
  .sidebar {
    display: none;
  }
  .main-content {
    margin-left: 0;
    padding: 20px;
  }
  .stats-grid {
    grid-template-columns: 1fr 1fr;
  }
  .search-bar {
    flex-direction: column;
  }
}