/* ============================================================
   MWINS INC. ADMIN DASHBOARD — APPLE-INSPIRED DESIGN SYSTEM
   ============================================================ */

:root {
  --primary: #2563EB;
  --primary-hover: #1D4ED8;
  --primary-light: #EFF6FF;
  --bg-main: #F8FAFC;
  --bg-card: #FFFFFF;
  --text-dark: #0F172A;
  --text-muted: #64748B;
  --text-light: #94A3B8;
  --border-color: #E2E8F0;
  --border-hover: #CBD5E1;
  --success: #10B981;
  --success-bg: #ECFDF5;
  --danger: #EF4444;
  --danger-bg: #FEF2F2;
  --warning: #F59E0B;
  --warning-bg: #FFFBEB;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-full: 9999px;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-card: 0 4px 6px -1px rgba(0, 0, 0, 0.03), 0 2px 4px -2px rgba(0, 0, 0, 0.03);
  --shadow-lg: 0 10px 25px -5px rgba(0, 0, 0, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.03);
  --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --sidebar-width: 260px;
  --header-height: 70px;
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background-color: var(--bg-main);
  color: var(--text-dark);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ------------------------------------------------------------
   Layout Structure
   ------------------------------------------------------------ */
.app-container {
  display: flex;
  min-height: 100vh;
}

/* Sidebar */
.sidebar {
  width: var(--sidebar-width);
  background-color: var(--bg-card);
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
  z-index: 100;
  transition: var(--transition);
}

.sidebar-header {
  height: var(--header-height);
  display: flex;
  align-items: center;
  padding: 0 24px;
  border-bottom: 1px solid var(--border-color);
  gap: 12px;
}

.logo-badge {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, #2563EB, #1D4ED8);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 700;
  font-size: 18px;
  box-shadow: 0 4px 10px rgba(37, 99, 235, 0.25);
}

.brand-info {
  display: flex;
  flex-direction: column;
}

.brand-title {
  font-weight: 700;
  font-size: 16px;
  color: var(--text-dark);
  letter-spacing: -0.3px;
}

.brand-subtitle {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 600;
}

.sidebar-nav {
  padding: 24px 16px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.nav-label {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-light);
  text-transform: uppercase;
  letter-spacing: 0.8px;
  padding: 0 12px 8px 12px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: var(--radius-md);
  color: var(--text-muted);
  font-weight: 500;
  font-size: 14px;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  border: none;
  background: transparent;
  width: 100%;
  text-align: left;
}

.nav-item:hover {
  background-color: var(--primary-light);
  color: var(--primary);
}

.nav-item.active {
  background-color: var(--primary);
  color: #ffffff;
  font-weight: 600;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.2);
}

.nav-item.logout {
  margin-top: auto;
  color: var(--danger);
}

.nav-item.logout:hover {
  background-color: var(--danger-bg);
  color: var(--danger);
}

.nav-badge {
  margin-left: auto;
  background: rgba(255, 255, 255, 0.25);
  color: inherit;
  font-size: 11px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: var(--radius-full);
}

.nav-item:not(.active) .nav-badge {
  background: var(--border-color);
  color: var(--text-muted);
}

/* Main Content Area */
.main-wrapper {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
}

/* Top Header */
.top-header {
  height: var(--header-height);
  background-color: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 32px;
  position: sticky;
  top: 0;
  z-index: 90;
}

.header-title-group h1 {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-dark);
  letter-spacing: -0.4px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 20px;
}

.global-search {
  position: relative;
  width: 280px;
}

.global-search input {
  width: 100%;
  padding: 8px 16px 8px 38px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-color);
  background-color: var(--bg-main);
  font-size: 13px;
  color: var(--text-dark);
  outline: none;
  transition: var(--transition);
}

.global-search input:focus {
  border-color: var(--primary);
  background-color: #fff;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.global-search svg {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-light);
  width: 16px;
  height: 16px;
}

.icon-btn {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-color);
  background: var(--bg-card);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  cursor: pointer;
  position: relative;
  transition: var(--transition);
}

.icon-btn:hover {
  background: var(--primary-light);
  color: var(--primary);
  border-color: rgba(37, 99, 235, 0.2);
}

.notification-dot {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 8px;
  height: 8px;
  background-color: var(--danger);
  border-radius: 50%;
  border: 2px solid #fff;
}

.user-profile {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 6px 12px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-color);
  background: var(--bg-card);
  cursor: pointer;
  transition: var(--transition);
}

.user-profile:hover {
  border-color: var(--border-hover);
  box-shadow: var(--shadow-sm);
}

.avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, #10B981, #059669);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

.profile-info {
  display: flex;
  flex-direction: column;
}

.profile-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-dark);
}

.profile-role {
  font-size: 11px;
  color: var(--text-muted);
}

/* Page Body Container */
.page-body {
  padding: 32px;
  flex: 1;
  max-width: 1400px;
  margin: 0 auto;
  width: 100%;
}

/* ------------------------------------------------------------
   Cards & Grid (Apple-inspired)
   ------------------------------------------------------------ */
.summary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  margin-bottom: 32px;
}

.card {
  background-color: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-card);
  padding: 24px;
  transition: var(--transition);
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(37, 99, 235, 0.2);
}

.summary-card {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
}

.stat-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.stat-label {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
}

.stat-value {
  font-size: 28px;
  font-weight: 800;
  color: var(--text-dark);
  letter-spacing: -0.5px;
}

.stat-trend {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  font-weight: 600;
  color: var(--success);
  margin-top: 4px;
}

.stat-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.stat-icon.blue { background-color: var(--primary-light); color: var(--primary); }
.stat-icon.green { background-color: var(--success-bg); color: var(--success); }
.stat-icon.purple { background-color: #F3E8FF; color: #9333EA; }
.stat-icon.orange { background-color: var(--warning-bg); color: var(--warning); }

/* ------------------------------------------------------------
   Data Tables & Controls
   ------------------------------------------------------------ */
.table-header-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  gap: 16px;
  flex-wrap: wrap;
}

.table-title-group h2 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-dark);
}

.table-title-group p {
  font-size: 13px;
  color: var(--text-muted);
}

.table-controls {
  display: flex;
  align-items: center;
  gap: 12px;
}

.search-input-wrapper {
  position: relative;
  width: 260px;
}

.search-input-wrapper input {
  width: 100%;
  padding: 8px 14px 8px 36px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  font-size: 13px;
  outline: none;
  background: #fff;
  transition: var(--transition);
}

.search-input-wrapper input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
}

.search-input-wrapper svg {
  position: absolute;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-light);
  width: 16px;
  height: 16px;
}

.filter-select {
  padding: 8px 12px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  font-size: 13px;
  color: var(--text-dark);
  background-color: #fff;
  outline: none;
  cursor: pointer;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: var(--radius-md);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  transition: var(--transition);
  text-decoration: none;
}

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

.btn-primary:hover {
  background-color: var(--primary-hover);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.25);
}

.btn-secondary {
  background-color: #fff;
  border-color: var(--border-color);
  color: var(--text-dark);
}

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

.btn-danger {
  background-color: var(--danger-bg);
  color: var(--danger);
  border-color: rgba(239, 68, 68, 0.2);
}

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

.btn-sm {
  padding: 6px 12px;
  font-size: 12px;
}

.btn-icon-only {
  padding: 6px;
  border-radius: var(--radius-sm);
}

/* Table Container */
.table-container {
  width: 100%;
  overflow-x: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  background-color: #fff;
  box-shadow: var(--shadow-card);
}

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

.custom-table th {
  background-color: #FAFAFA;
  padding: 14px 20px;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 1px solid var(--border-color);
}

.custom-table td {
  padding: 16px 20px;
  font-size: 14px;
  color: var(--text-dark);
  border-bottom: 1px solid var(--border-color);
  vertical-align: middle;
}

.custom-table tbody tr {
  transition: var(--transition);
}

.custom-table tbody tr:hover {
  background-color: #F8FAFC;
}

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

.user-name-cell {
  font-weight: 600;
  color: var(--text-dark);
}

.user-email-cell {
  font-size: 12px;
  color: var(--text-muted);
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 12px;
  font-weight: 600;
}

.badge-blue { background: var(--primary-light); color: var(--primary); }
.badge-green { background: var(--success-bg); color: var(--success); }
.badge-orange { background: var(--warning-bg); color: var(--warning); }

.truncated-text {
  max-width: 260px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  color: var(--text-muted);
}

.link-btn {
  color: var(--primary);
  text-decoration: none;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.link-btn:hover {
  text-decoration: underline;
}

/* Pagination */
.pagination-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-top: 1px solid var(--border-color);
  background: #fff;
}

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

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

/* ------------------------------------------------------------
   Modals (Apple Glassmorphism Overlay)
   ------------------------------------------------------------ */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(15, 23, 42, 0.4);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  animation: fadeIn 0.2s ease-out;
}

.modal-card {
  background-color: #fff;
  border-radius: var(--radius-lg);
  width: 90%;
  max-width: 580px;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-color);
  overflow: hidden;
  animation: slideUp 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.modal-header h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-dark);
}

.close-btn {
  background: transparent;
  border: none;
  color: var(--text-light);
  cursor: pointer;
  border-radius: 50%;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.close-btn:hover {
  background-color: var(--bg-main);
  color: var(--text-dark);
}

.modal-body {
  padding: 24px;
  max-height: 70vh;
  overflow-y: auto;
}

.modal-footer {
  padding: 16px 24px;
  background-color: #FAFAFA;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: flex-end;
  gap: 12px;
}

.detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.detail-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.detail-item.full-width {
  grid-column: span 2;
}

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

.detail-value {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-dark);
  background: var(--bg-main);
  padding: 10px 14px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  word-break: break-word;
}

/* ------------------------------------------------------------
   Toast Notifications System
   ------------------------------------------------------------ */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  z-index: 2000;
}

.toast {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 20px;
  background-color: #fff;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  border-left: 4px solid var(--primary);
  color: var(--text-dark);
  font-size: 14px;
  font-weight: 500;
  animation: slideLeft 0.3s ease-out;
}

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

/* ------------------------------------------------------------
   Skeleton Loading State
   ------------------------------------------------------------ */
.skeleton {
  background: linear-gradient(90deg, #f1f5f9 25%, #e2e8f0 50%, #f1f5f9 75%);
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s infinite;
  border-radius: var(--radius-sm);
}

.skeleton-text {
  height: 16px;
  width: 100%;
  margin-bottom: 8px;
}

.skeleton-card {
  height: 120px;
}

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

/* Empty State */
.empty-state {
  padding: 60px 20px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.empty-state-icon {
  width: 64px;
  height: 64px;
  background: var(--bg-main);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-light);
}

.empty-state h4 {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-dark);
}

.empty-state p {
  font-size: 13px;
  color: var(--text-muted);
  max-width: 320px;
}

/* Animations */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

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

@keyframes slideLeft {
  from { transform: translateX(50px); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* Login Screen Styles */
.login-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #F8FAFC 0%, #E2E8F0 100%);
  padding: 20px;
}

.login-card {
  background: #ffffff;
  border-radius: 20px;
  box-shadow: 0 20px 40px -15px rgba(15, 23, 42, 0.1);
  border: 1px solid var(--border-color);
  width: 100%;
  max-width: 420px;
  padding: 40px;
}

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

.login-logo {
  width: 54px;
  height: 54px;
  background: linear-gradient(135deg, #2563EB, #1D4ED8);
  border-radius: var(--radius-lg);
  color: #fff;
  font-size: 24px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px auto;
  box-shadow: 0 8px 20px rgba(37, 99, 235, 0.3);
}

.login-title {
  font-size: 22px;
  font-weight: 800;
  color: var(--text-dark);
  letter-spacing: -0.5px;
}

.login-subtitle {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 4px;
}

.form-group {
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-dark);
}

.form-control {
  padding: 12px 16px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  font-size: 14px;
  outline: none;
  background: var(--bg-main);
  transition: var(--transition);
}

.form-control:focus {
  border-color: var(--primary);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.login-btn {
  width: 100%;
  padding: 12px;
  font-size: 15px;
  margin-top: 10px;
  justify-content: center;
}

/* Responsive Breakpoints */
@media (max-width: 992px) {
  .sidebar {
    width: 80px;
  }
  .brand-info, .nav-label, .nav-text, .nav-badge {
    display: none;
  }
  .nav-item {
    justify-content: center;
    padding: 14px;
  }
  .page-body {
    padding: 20px;
  }
}

@media (max-width: 640px) {
  .top-header {
    padding: 0 16px;
  }
  .global-search {
    display: none;
  }
  .detail-grid {
    grid-template-columns: 1fr;
  }
  .detail-item.full-width {
    grid-column: span 1;
  }
}