/* ============================================
   Poker Night Merchant Dashboard - Style
   ============================================ */

:root {
  --bg: #0a0a0a;
  --card-bg: #1a1a1a;
  --card-hover: #222222;
  --gold: #FFD700;
  --gold-dim: rgba(255, 215, 0, 0.15);
  --gold-border: rgba(255, 215, 0, 0.3);
  --text: #ffffff;
  --text-dim: rgba(255, 255, 255, 0.7);
  --text-muted: rgba(255, 255, 255, 0.4);
  --border: rgba(255, 255, 255, 0.1);
  --border-hover: rgba(255, 255, 255, 0.2);
  --danger: #ff4444;
  --danger-dim: rgba(255, 68, 68, 0.15);
  --success: #4caf50;
  --warning: #ff9800;
  --radius: 8px;
  --sidebar-width: 220px;
  --header-height: 56px;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Helvetica Neue', Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--gold);
  text-decoration: none;
}

/* ==================== Login Page ==================== */

.login-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: var(--bg);
  background-image: radial-gradient(circle at 50% 30%, rgba(255, 215, 0, 0.06) 0%, transparent 60%);
}

.login-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 40px 36px;
  width: 100%;
  max-width: 380px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
}

.login-logo {
  text-align: center;
  margin-bottom: 32px;
}

.login-logo h1 {
  font-size: 24px;
  color: var(--gold);
  letter-spacing: 2px;
  font-weight: 700;
}

.login-logo p {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 4px;
  letter-spacing: 1px;
}

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

.form-group label {
  display: block;
  font-size: 12px;
  color: var(--text-dim);
  margin-bottom: 6px;
  letter-spacing: 0.5px;
}

.form-group input,
.form-group select {
  width: 100%;
  padding: 10px 14px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s;
}

.form-group input:focus,
.form-group select:focus {
  border-color: var(--gold-border);
}

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

/* ==================== Buttons ==================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 18px;
  border: none;
  border-radius: var(--radius);
  font-size: 14px;
  cursor: pointer;
  transition: all 0.2s;
  font-family: inherit;
  white-space: nowrap;
}

.btn-gold {
  background: var(--gold);
  color: #000;
  font-weight: 600;
}

.btn-gold:hover {
  background: #ffdf3f;
}

.btn-gold:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.btn-outline {
  background: transparent;
  color: var(--text-dim);
  border: 1px solid var(--border);
}

.btn-outline:hover {
  border-color: var(--gold-border);
  color: var(--text);
}

.btn-danger {
  background: transparent;
  color: var(--danger);
  border: 1px solid rgba(255, 68, 68, 0.3);
}

.btn-danger:hover {
  background: var(--danger-dim);
}

.btn-sm {
  padding: 4px 12px;
  font-size: 12px;
}

.btn-block {
  width: 100%;
  padding: 12px;
}

/* ==================== Layout ==================== */

.app-layout {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: var(--sidebar-width);
  background: var(--card-bg);
  border-right: 1px solid var(--border);
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  display: flex;
  flex-direction: column;
  z-index: 100;
}

.sidebar-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 10px;
}

.sidebar-header .logo-icon {
  width: 28px;
  height: 28px;
  background: var(--gold);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 700;
  color: #000;
}

.sidebar-header span {
  font-size: 15px;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 1px;
}

.nav-menu {
  flex: 1;
  padding: 12px 0;
  overflow-y: auto;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px;
  color: var(--text-dim);
  cursor: pointer;
  transition: all 0.15s;
  font-size: 13px;
  border-left: 3px solid transparent;
}

.nav-item:hover {
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
}

.nav-item.active {
  background: var(--gold-dim);
  color: var(--gold);
  border-left-color: var(--gold);
}

.nav-item .nav-icon {
  font-size: 16px;
  width: 20px;
  text-align: center;
}

.sidebar-footer {
  padding: 12px 20px;
  border-top: 1px solid var(--border);
}

.sidebar-footer .merchant-info {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.sidebar-footer .btn-logout {
  width: 100%;
  padding: 6px;
  font-size: 12px;
  color: var(--text-dim);
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: all 0.2s;
}

.sidebar-footer .btn-logout:hover {
  color: var(--danger);
  border-color: rgba(255, 68, 68, 0.3);
}

.main-area {
  margin-left: var(--sidebar-width);
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.topbar {
  height: var(--header-height);
  background: var(--card-bg);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  position: sticky;
  top: 0;
  z-index: 50;
}

.topbar-title {
  font-size: 16px;
  font-weight: 600;
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 12px;
  color: var(--text-muted);
}

.content-area {
  padding: 24px;
  flex: 1;
}

/* ==================== Cards ==================== */

.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 20px;
}

.card-title {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* ==================== Stat Cards ==================== */

.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  transition: border-color 0.2s;
}

.stat-card:hover {
  border-color: var(--border-hover);
}

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

.stat-value {
  font-size: 28px;
  font-weight: 700;
  color: var(--text);
}

.stat-value.gold {
  color: var(--gold);
}

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

.stat-value.warning {
  color: var(--warning);
}

.stat-sub {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 4px;
}

/* ==================== Chart ==================== */

.chart-container {
  position: relative;
  height: 200px;
  width: 100%;
}

#chartCanvas {
  width: 100%;
  height: 100%;
}

/* ==================== Table ==================== */

.table-wrapper {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

th {
  text-align: left;
  padding: 10px 14px;
  color: var(--text-muted);
  font-weight: 500;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
  font-size: 12px;
  letter-spacing: 0.3px;
}

td {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  color: var(--text-dim);
  white-space: nowrap;
}

tr:hover td {
  color: var(--text);
  background: rgba(255, 255, 255, 0.02);
}

/* ==================== Badges ==================== */

.badge {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 12px;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.3px;
}

.badge-success {
  background: rgba(76, 175, 80, 0.15);
  color: var(--success);
}

.badge-warning {
  background: rgba(255, 152, 0, 0.15);
  color: var(--warning);
}

.badge-danger {
  background: rgba(255, 68, 68, 0.15);
  color: var(--danger);
}

.badge-info {
  background: rgba(255, 215, 0, 0.1);
  color: var(--gold);
}

.badge-muted {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-muted);
}

/* ==================== Filters ==================== */

.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 20px;
  align-items: flex-end;
}

.filter-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.filter-group label {
  font-size: 11px;
  color: var(--text-muted);
}

.filter-group input,
.filter-group select {
  padding: 6px 12px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 13px;
  outline: none;
  transition: border-color 0.2s;
}

.filter-group input:focus,
.filter-group select:focus {
  border-color: var(--gold-border);
}

/* ==================== Pagination ==================== */

.pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 16px;
  font-size: 13px;
  color: var(--text-muted);
}

.pagination-buttons {
  display: flex;
  gap: 6px;
}

.pagination-buttons button {
  padding: 4px 12px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-dim);
  cursor: pointer;
  font-size: 13px;
  transition: all 0.2s;
}

.pagination-buttons button:hover:not(:disabled) {
  border-color: var(--gold-border);
  color: var(--text);
}

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

.pagination-buttons button.active {
  background: var(--gold-dim);
  border-color: var(--gold-border);
  color: var(--gold);
}

/* ==================== Modal ==================== */

.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.7);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 200;
}

.modal-overlay.show {
  display: flex;
}

.modal {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px;
  width: 90%;
  max-width: 420px;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5);
}

.modal-title {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 20px;
}

.modal-actions {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
  margin-top: 24px;
}

/* ==================== Toast ==================== */

.toast-container {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 300;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px 20px;
  font-size: 13px;
  min-width: 260px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
  animation: slideIn 0.3s ease;
  border-left: 3px solid var(--gold);
}

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

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

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

/* ==================== Empty State ==================== */

empty-state {
  text-align: center;
  padding: 48px 20px;
  color: var(--text-muted);
}

.empty-state p {
  margin-top: 8px;
  font-size: 13px;
}

/* ==================== Loading ==================== */

.loading {
  text-align: center;
  padding: 40px;
  color: var(--text-muted);
  font-size: 13px;
}

.loading::after {
  content: '';
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid var(--border);
  border-top-color: var(--gold);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-left: 8px;
  vertical-align: middle;
}

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

/* ==================== Responsive ==================== */

.mobile-toggle {
  display: none;
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 101;
  width: 36px;
  height: 36px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 18px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
}

@media (max-width: 768px) {
  .mobile-toggle {
    display: flex;
  }

  .sidebar {
    transform: translateX(-100%);
    transition: transform 0.3s;
  }

  .sidebar.open {
    transform: translateX(0);
  }

  .main-area {
    margin-left: 0;
  }

  .content-area {
    padding: 16px;
    padding-top: 56px;
  }

  .topbar {
    padding-left: 56px;
  }

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

  .stat-value {
    font-size: 22px;
  }

  .filters {
    flex-direction: column;
    align-items: stretch;
  }

  .filter-group {
    width: 100%;
  }

  .filter-group input,
  .filter-group select {
    width: 100%;
  }
}

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