/* ==========================================================================
   ListFocus - Premium Admin Portal Design Suite
   ========================================================================== */

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

:root {
  --bg-primary: #090d16;
  --bg-secondary: #0f172a;
  --bg-card: rgba(30, 41, 59, 0.65);
  --bg-card-hover: rgba(30, 41, 59, 0.95);
  --border-color: rgba(255, 255, 255, 0.08);
  --border-focus: #6366f1;
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  --accent-indigo: #6366f1;
  --accent-violet: #8b5cf6;
  --accent-emerald: #10b981;
  --accent-amber: #f59e0b;
  --accent-rose: #f43f5e;
  --accent-cyan: #06b6d4;
  --glow-indigo: 0 0 24px rgba(99, 102, 241, 0.25);
  --glow-amber: 0 0 24px rgba(245, 158, 11, 0.25);
  --radius-lg: 16px;
  --radius-md: 10px;
  --radius-sm: 6px;
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

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

body {
  font-family: var(--font-family);
  background: var(--bg-primary);
  color: var(--text-main);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* Background Aurora Glows */
body::before, body::after {
  content: '';
  position: fixed;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  filter: blur(140px);
  pointer-events: none;
  z-index: 0;
  opacity: 0.15;
}

body::before {
  top: -100px;
  left: -100px;
  background: radial-gradient(circle, #6366f1, #3b82f6);
}

body::after {
  bottom: -150px;
  right: -100px;
  background: radial-gradient(circle, #8b5cf6, #ec4899);
}

/* Scrollbar Customization */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: rgba(15, 23, 42, 0.6);
}
::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.18);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.3);
}

/* --------------------------------------------------------------------------
   LOGIN SCREEN (When not authenticated as Admin)
   -------------------------------------------------------------------------- */
.admin-login-screen {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  z-index: 1000;
  background: radial-gradient(circle at center, rgba(30, 41, 59, 0.8) 0%, rgba(9, 13, 22, 0.98) 100%);
  backdrop-filter: blur(20px);
}

.admin-login-card {
  width: 440px;
  max-width: 100%;
  background: rgba(15, 23, 42, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 20px;
  padding: 36px 32px;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.6), var(--glow-indigo);
  text-align: center;
  position: relative;
  overflow: hidden;
  animation: cardFadeUp 0.35s ease-out;
}

@keyframes cardFadeUp {
  from { opacity: 0; transform: translateY(20px) scale(0.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.login-brand-icon {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: linear-gradient(135deg, #6366f1, #8b5cf6);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  margin-bottom: 16px;
  box-shadow: 0 8px 20px rgba(99, 102, 241, 0.4);
}

.login-title {
  font-size: 22px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 6px;
}

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

.login-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
  text-align: left;
}

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

.form-label {
  font-size: 12.5px;
  font-weight: 600;
  color: #cbd5e1;
}

.form-input {
  width: 100%;
  padding: 10px 14px;
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: #fff;
  font-size: 14px;
  font-family: inherit;
  outline: none;
  transition: all 0.2s ease;
}

.form-input:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.25);
  background: rgba(30, 41, 59, 0.6);
}

.login-hint-box {
  background: rgba(99, 102, 241, 0.1);
  border: 1px dashed rgba(99, 102, 241, 0.35);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  font-size: 11.5px;
  color: #c7d2fe;
  display: flex;
  align-items: center;
  gap: 8px;
}

.btn-primary {
  padding: 11px 20px;
  background: linear-gradient(135deg, #6366f1, #4f46e5);
  border: none;
  border-radius: var(--radius-md);
  color: #fff;
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: 0 4px 15px rgba(99, 102, 241, 0.35);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #4f46e5, #4338ca);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(99, 102, 241, 0.5);
}

.btn-primary:active {
  transform: translateY(0);
}

/* --------------------------------------------------------------------------
   ADMIN PORTAL LAYOUT
   -------------------------------------------------------------------------- */
.admin-app {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  position: relative;
  z-index: 1;
}

/* Header Navbar */
.admin-navbar {
  height: 64px;
  border-bottom: 1px solid var(--border-color);
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(20px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 28px;
  position: sticky;
  top: 0;
  z-index: 50;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.nav-logo-badge {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: linear-gradient(135deg, #6366f1, #8b5cf6);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.35);
}

.nav-title-text {
  font-size: 16px;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.2px;
}

.nav-role-badge {
  font-size: 11px;
  font-weight: 600;
  padding: 2px 8px;
  background: rgba(99, 102, 241, 0.2);
  color: #a5b4fc;
  border: 1px solid rgba(99, 102, 241, 0.4);
  border-radius: 999px;
  margin-left: 4px;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: #cbd5e1;
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.2s ease;
}

.nav-btn:hover {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.2);
}

.nav-btn.btn-glow {
  background: rgba(99, 102, 241, 0.15);
  border-color: rgba(99, 102, 241, 0.4);
  color: #a5b4fc;
}

.nav-btn.btn-glow:hover {
  background: #6366f1;
  color: #fff;
}

.admin-user-pill {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 4px 12px 4px 6px;
  background: rgba(30, 41, 59, 0.6);
  border: 1px solid var(--border-color);
  border-radius: 999px;
}

.admin-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: linear-gradient(135deg, #10b981, #06b6d4);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

.admin-username {
  font-size: 12.5px;
  font-weight: 600;
  color: #e2e8f0;
}

/* --------------------------------------------------------------------------
   MAIN BODY & TABS
   -------------------------------------------------------------------------- */
.admin-container {
  max-width: 1400px;
  width: 100%;
  margin: 0 auto;
  padding: 28px 32px 60px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* Top Bar: Title & Tab Switcher */
.admin-hero {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.hero-text h1 {
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -0.4px;
  color: #ffffff;
}

.hero-text p {
  font-size: 13.5px;
  color: var(--text-muted);
}

.admin-tabs {
  display: flex;
  background: rgba(15, 23, 42, 0.7);
  padding: 4px;
  border: 1px solid var(--border-color);
  border-radius: 12px;
  gap: 4px;
}

.tab-btn {
  padding: 8px 18px;
  font-size: 13px;
  font-weight: 600;
  border-radius: 8px;
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 0.2s ease;
}

.tab-btn:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.05);
}

.tab-btn.active {
  background: #6366f1;
  color: #ffffff;
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.35);
}

/* --------------------------------------------------------------------------
   KPI METRIC CARDS
   -------------------------------------------------------------------------- */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}

.kpi-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 20px 22px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(12px);
  transition: all 0.2s ease;
}

.kpi-card:hover {
  background: var(--bg-card-hover);
  border-color: rgba(255, 255, 255, 0.16);
  transform: translateY(-2px);
}

.kpi-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.kpi-title {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.kpi-icon-wrap {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
}

.kpi-card.kpi-users .kpi-icon-wrap {
  background: rgba(99, 102, 241, 0.15);
  color: #818cf8;
}

.kpi-card.kpi-vip .kpi-icon-wrap {
  background: rgba(245, 158, 11, 0.15);
  color: #fbbf24;
}

.kpi-card.kpi-free .kpi-icon-wrap {
  background: rgba(148, 163, 184, 0.15);
  color: #cbd5e1;
}

.kpi-card.kpi-revenue .kpi-icon-wrap {
  background: rgba(16, 185, 129, 0.15);
  color: #34d399;
}

.kpi-card.kpi-tasks .kpi-icon-wrap {
  background: rgba(6, 182, 212, 0.15);
  color: #38bdf8;
}

.kpi-value {
  font-size: 28px;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.5px;
  line-height: 1.1;
}

.kpi-footer {
  font-size: 11.5px;
  color: var(--text-dim);
  display: flex;
  align-items: center;
  gap: 4px;
}

.kpi-badge {
  font-size: 11px;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 4px;
}

.kpi-badge.badge-success {
  background: rgba(16, 185, 129, 0.15);
  color: #34d399;
}

.kpi-badge.badge-warning {
  background: rgba(245, 158, 11, 0.15);
  color: #fbbf24;
}

/* --------------------------------------------------------------------------
   DATA PANEL & CONTROLS
   -------------------------------------------------------------------------- */
.data-panel {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  backdrop-filter: blur(12px);
}

.panel-toolbar {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.toolbar-left {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 1;
  min-width: 280px;
}

.search-box {
  position: relative;
  flex: 1;
  max-width: 380px;
}

.search-box svg {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-dim);
  pointer-events: none;
}

.search-input {
  width: 100%;
  padding: 8px 12px 8px 36px;
  background: rgba(15, 23, 42, 0.7);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: #fff;
  font-size: 13px;
  outline: none;
  transition: all 0.2s ease;
}

.search-input:focus {
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

.filter-select {
  padding: 8px 12px;
  background: rgba(15, 23, 42, 0.7);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: #cbd5e1;
  font-size: 13px;
  outline: none;
  cursor: pointer;
}

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

.toolbar-right {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* --------------------------------------------------------------------------
   DATA TABLE DESIGN
   -------------------------------------------------------------------------- */
.table-responsive {
  width: 100%;
  overflow-x: auto;
}

.modern-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 13px;
}

.modern-table th {
  background: rgba(15, 23, 42, 0.85);
  color: var(--text-muted);
  font-size: 11.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  padding: 14px 20px;
  border-bottom: 1px solid var(--border-color);
  white-space: nowrap;
}

.modern-table td {
  padding: 14px 20px;
  color: #e2e8f0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
  vertical-align: middle;
}

.modern-table tbody tr {
  transition: background 0.15s ease;
}

.modern-table tbody tr:hover {
  background: rgba(255, 255, 255, 0.035);
}

/* User Identity Cell */
.user-info-cell {
  display: flex;
  align-items: center;
  gap: 12px;
}

.user-avatar-circle {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-weight: 700;
  font-size: 14px;
  flex-shrink: 0;
  text-transform: uppercase;
}

.user-meta-wrap {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.user-name-line {
  display: flex;
  align-items: center;
  gap: 6px;
}

.user-fullname {
  font-weight: 700;
  color: #fff;
  font-size: 13.5px;
}

.user-slug {
  font-size: 11.5px;
  color: var(--text-dim);
}

/* Email Pill */
.email-pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 12.5px;
  color: #38bdf8;
  background: rgba(56, 189, 248, 0.08);
  padding: 3px 8px;
  border-radius: 6px;
  border: 1px solid rgba(56, 189, 248, 0.2);
}

.email-pill.empty {
  color: #94a3b8;
  background: rgba(148, 163, 184, 0.06);
  border-color: rgba(148, 163, 184, 0.15);
  font-style: italic;
}

/* Status Badges */
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 9px;
  border-radius: 6px;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.2px;
}

.status-badge.tier-vip {
  background: rgba(245, 158, 11, 0.15);
  color: #fbbf24;
  border: 1px solid rgba(245, 158, 11, 0.4);
}

.status-badge.tier-free {
  background: rgba(148, 163, 184, 0.12);
  color: #94a3b8;
  border: 1px solid rgba(148, 163, 184, 0.25);
}

.status-badge.role-admin {
  background: rgba(139, 92, 246, 0.16);
  color: #c4b5fd;
  border: 1px solid rgba(139, 92, 246, 0.4);
}

.status-badge.role-user {
  background: rgba(100, 116, 139, 0.12);
  color: #94a3b8;
}

.task-count-badge {
  font-size: 11.5px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  color: #cbd5e1;
}

/* Action Button Group */
.table-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 6px;
}

.action-icon-btn {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  background: rgba(15, 23, 42, 0.6);
  color: #cbd5e1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.18s ease;
}

.action-icon-btn:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  transform: translateY(-1px);
}

.action-icon-btn.btn-vip-toggle {
  color: #fbbf24;
  border-color: rgba(245, 158, 11, 0.35);
}

.action-icon-btn.btn-vip-toggle:hover {
  background: #f59e0b;
  color: #000;
}

.action-icon-btn.btn-vip-toggle.is-vip {
  color: #f87171;
  border-color: rgba(239, 68, 68, 0.35);
}

.action-icon-btn.btn-vip-toggle.is-vip:hover {
  background: #ef4444;
  color: #fff;
}

.action-icon-btn.btn-edit:hover {
  border-color: #6366f1;
  color: #818cf8;
}

.action-icon-btn.btn-delete:hover {
  border-color: #ef4444;
  color: #f87171;
}

/* --------------------------------------------------------------------------
   MODALS (Create, Edit, Delete Confirmation)
   -------------------------------------------------------------------------- */
.admin-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(12px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

.admin-modal-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.admin-modal-card {
  width: 500px;
  max-width: 95vw;
  background: #0f172a;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 20px;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.8), var(--glow-indigo);
  overflow: hidden;
  transform: translateY(20px) scale(0.97);
  transition: transform 0.25s ease;
}

.admin-modal-overlay.open .admin-modal-card {
  transform: translateY(0) scale(1);
}

.admin-modal-header {
  padding: 18px 24px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.admin-modal-title {
  font-size: 17px;
  font-weight: 700;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 8px;
}

.admin-modal-close {
  background: transparent;
  border: none;
  color: var(--text-dim);
  font-size: 20px;
  cursor: pointer;
  padding: 4px;
  border-radius: 6px;
  line-height: 1;
  transition: all 0.15s ease;
}

.admin-modal-close:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.1);
}

.admin-modal-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-height: calc(85vh - 120px);
  overflow-y: auto;
}

.admin-modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  background: rgba(15, 23, 42, 0.5);
}

.btn-secondary {
  padding: 9px 18px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: #cbd5e1;
  font-size: 13.5px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.18s ease;
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
}

.btn-danger {
  padding: 9px 18px;
  background: linear-gradient(135deg, #ef4444, #dc2626);
  border: none;
  border-radius: var(--radius-md);
  color: #fff;
  font-size: 13.5px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.18s ease;
  box-shadow: 0 4px 14px rgba(239, 68, 68, 0.35);
}

.btn-danger:hover {
  background: #dc2626;
  transform: translateY(-1px);
}

/* --------------------------------------------------------------------------
   TOAST NOTIFICATION
   -------------------------------------------------------------------------- */
.admin-toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  z-index: 9999;
  pointer-events: none;
}

.admin-toast {
  padding: 12px 18px;
  border-radius: 12px;
  background: rgba(15, 23, 42, 0.95);
  border: 1px solid var(--border-color);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  gap: 10px;
  color: #fff;
  font-size: 13px;
  font-weight: 500;
  pointer-events: auto;
  animation: toastIn 0.25s ease-out;
}

@keyframes toastIn {
  from { opacity: 0; transform: translateY(12px) scale(0.96); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

.admin-toast.success {
  border-color: rgba(16, 185, 129, 0.4);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5), 0 0 15px rgba(16, 185, 129, 0.2);
}

.admin-toast.danger {
  border-color: rgba(239, 68, 68, 0.4);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5), 0 0 15px rgba(239, 68, 68, 0.2);
}

/* --------------------------------------------------------------------------
   EMPTY & LOADING STATES
   -------------------------------------------------------------------------- */
.empty-state {
  padding: 48px 20px;
  text-align: center;
  color: var(--text-dim);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.empty-icon {
  font-size: 32px;
  opacity: 0.6;
}

/* Responsive Breakpoints */
@media (max-width: 768px) {
  .admin-navbar {
    padding: 0 16px;
  }
  .admin-container {
    padding: 16px;
  }
  .panel-toolbar {
    flex-direction: column;
    align-items: stretch;
  }
  .toolbar-left, .search-box {
    max-width: 100%;
  }
}