/* =============================================
   SaaS Platform - Main Stylesheet
   ============================================= */

/* ---------- CSS Variables ---------- */
:root {
  --primary: #6366f1;
  --primary-dark: #4f46e5;
  --primary-light: #818cf8;
  --primary-glow: rgba(99, 102, 241, 0.15);
  --secondary: #0ea5e9;
  --accent: #f59e0b;
  --success: #10b981;
  --danger: #ef4444;
  --warning: #f59e0b;
  --info: #3b82f6;

  --bg-body: #0f172a;
  --bg-card: #1e293b;
  --bg-card-hover: #273548;
  --bg-sidebar: #111827;
  --bg-input: #1e293b;
  --bg-table-stripe: rgba(255, 255, 255, 0.02);

  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-dark: #0f172a;

  --border-color: #334155;
  --border-light: #1e293b;

  --sidebar-width: 260px;
  --header-height: 64px;
  --radius: 12px;
  --radius-sm: 8px;
  --radius-xs: 6px;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 20px var(--primary-glow);

  --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---------- Reset & Base ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family:
    "Inter",
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
  background: var(--bg-body);
  color: var(--text-primary);
  line-height: 1.6;
  font-size: 14px;
  min-height: 100vh;
}

a {
  color: var(--primary-light);
  text-decoration: none;
  transition: var(--transition);
}
a:hover {
  color: var(--primary);
}

img {
  max-width: 100%;
  height: auto;
}

/* ---------- Typography ---------- */
h1,
h2,
h3,
h4,
h5 {
  color: var(--text-primary);
  font-weight: 700;
  line-height: 1.3;
}
h1 {
  font-size: 1.875rem;
}
h2 {
  font-size: 1.5rem;
}
h3 {
  font-size: 1.25rem;
}

/* ---------- Layout ---------- */
.layout {
  display: flex;
  min-height: 100vh;
}

.main-content {
  flex: 1;
  margin-left: var(--sidebar-width);
  padding: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.page-header {
  background: linear-gradient(
    135deg,
    var(--bg-card) 0%,
    rgba(99, 102, 241, 0.08) 100%
  );
  border-bottom: 1px solid var(--border-color);
  padding: 24px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(12px);
}

.page-header h1 {
  font-size: 1.5rem;
  display: flex;
  align-items: center;
  gap: 12px;
}

.page-body {
  padding: 32px;
  flex: 1;
}

/* ---------- Sidebar ---------- */
.sidebar {
  width: var(--sidebar-width);
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border-color);
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  z-index: 100;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  transition: var(--transition);
}

.sidebar-brand {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  gap: 12px;
}

.sidebar-brand .brand-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: #fff;
  font-weight: 800;
}

.sidebar-brand h2 {
  font-size: 1.1rem;
  color: var(--text-primary);
}

.sidebar-brand small {
  display: block;
  font-size: 0.7rem;
  color: var(--text-muted);
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.sidebar-nav {
  padding: 16px 12px;
  flex: 1;
}

.sidebar-nav .nav-group {
  margin-bottom: 24px;
}

.sidebar-nav .nav-label {
  display: block;
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  padding: 0 12px;
  margin-bottom: 8px;
}

.sidebar-nav .nav-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
  transition: var(--transition);
  margin-bottom: 2px;
}

.sidebar-nav .nav-link:hover {
  background: rgba(99, 102, 241, 0.08);
  color: var(--text-primary);
}

.sidebar-nav .nav-link.active {
  background: linear-gradient(
    135deg,
    var(--primary-glow),
    rgba(14, 165, 233, 0.08)
  );
  color: var(--primary-light);
  border-left: 3px solid var(--primary);
}

.sidebar-nav .nav-link .icon {
  font-size: 1.1rem;
  width: 22px;
  text-align: center;
}

.sidebar-nav .nav-link .badge {
  margin-left: auto;
  background: var(--danger);
  color: #fff;
  font-size: 0.65rem;
  padding: 2px 7px;
  border-radius: 50px;
  font-weight: 700;
}

.sidebar-footer {
  padding: 16px;
  border-top: 1px solid var(--border-color);
}

.sidebar-user {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.03);
}

.sidebar-user .avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 700;
  font-size: 0.875rem;
}

.sidebar-user .user-info {
  flex: 1;
  min-width: 0;
}

.sidebar-user .user-info .name {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sidebar-user .user-info .role {
  font-size: 0.65rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* ---------- Cards ---------- */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 24px;
  transition: var(--transition);
}

.card:hover {
  border-color: rgba(99, 102, 241, 0.3);
}

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

.card-header h3 {
  font-size: 1rem;
}

/* Stat Cards */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin-bottom: 32px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 24px;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}

.stat-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
}

.stat-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.stat-card .stat-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  margin-bottom: 16px;
}

.stat-card .stat-icon.purple {
  background: rgba(99, 102, 241, 0.15);
  color: var(--primary-light);
}
.stat-card .stat-icon.blue {
  background: rgba(59, 130, 246, 0.15);
  color: var(--info);
}
.stat-card .stat-icon.green {
  background: rgba(16, 185, 129, 0.15);
  color: var(--success);
}
.stat-card .stat-icon.amber {
  background: rgba(245, 158, 11, 0.15);
  color: var(--accent);
}

.stat-card .stat-value {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.stat-card .stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* ---------- Tables ---------- */
.table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius);
  border: 1px solid var(--border-color);
}

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

table th {
  background: rgba(99, 102, 241, 0.06);
  padding: 12px 16px;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  text-align: left;
  white-space: nowrap;
  border-bottom: 1px solid var(--border-color);
}

table td {
  padding: 14px 16px;
  font-size: 0.875rem;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-light);
  vertical-align: middle;
}

table tr:nth-child(even) {
  background: var(--bg-table-stripe);
}

table tr:hover td {
  background: rgba(99, 102, 241, 0.04);
}

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

/* ---------- Badges ---------- */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 50px;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.badge-success {
  background: rgba(16, 185, 129, 0.15);
  color: var(--success);
}
.badge-danger {
  background: rgba(239, 68, 68, 0.15);
  color: var(--danger);
}
.badge-warning {
  background: rgba(245, 158, 11, 0.15);
  color: var(--accent);
}
.badge-info {
  background: rgba(59, 130, 246, 0.15);
  color: var(--info);
}
.badge-secondary {
  background: rgba(148, 163, 184, 0.15);
  color: var(--text-muted);
}
.badge-primary {
  background: rgba(99, 102, 241, 0.15);
  color: var(--primary-light);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-xs);
  font-size: 0.85rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
  font-family: inherit;
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

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

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
}
.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-light), var(--primary));
  color: #fff;
}

.btn-success {
  background: linear-gradient(135deg, var(--success), #059669);
  color: #fff;
}
.btn-success:hover {
  color: #fff;
}

.btn-danger {
  background: linear-gradient(135deg, var(--danger), #dc2626);
  color: #fff;
}
.btn-danger:hover {
  color: #fff;
}

.btn-warning {
  background: linear-gradient(135deg, var(--warning), #d97706);
  color: var(--text-dark);
}

.btn-secondary {
  background: var(--bg-card);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
}
.btn-secondary:hover {
  border-color: var(--primary);
  color: var(--text-primary);
}

.btn-sm {
  padding: 6px 12px;
  font-size: 0.75rem;
}

.btn-lg {
  padding: 14px 28px;
  font-size: 1rem;
}

.btn-icon {
  padding: 8px;
  width: 36px;
  height: 36px;
  justify-content: center;
}

.btn-group {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

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

.form-group label {
  display: block;
  margin-bottom: 6px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.form-control {
  width: 100%;
  padding: 10px 14px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xs);
  color: var(--text-primary);
  font-size: 0.875rem;
  font-family: inherit;
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

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

select.form-control {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2394a3b8' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}

textarea.form-control {
  resize: vertical;
  min-height: 100px;
}

.form-check {
  display: flex;
  align-items: center;
  gap: 8px;
}

.form-check input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--primary);
}

.form-error {
  color: var(--danger);
  font-size: 0.75rem;
  margin-top: 4px;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
}

/* ---------- Flash Messages ---------- */
.flash-container {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-width: 400px;
}

.flash {
  padding: 14px 20px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 10px;
  animation: slideInRight 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  box-shadow: var(--shadow-lg);
  border: 1px solid transparent;
}

.flash-success {
  background: rgba(16, 185, 129, 0.15);
  border-color: rgba(16, 185, 129, 0.3);
  color: var(--success);
}

.flash-error {
  background: rgba(239, 68, 68, 0.15);
  border-color: rgba(239, 68, 68, 0.3);
  color: var(--danger);
}

.flash-warning {
  background: rgba(245, 158, 11, 0.15);
  border-color: rgba(245, 158, 11, 0.3);
  color: var(--accent);
}

.flash-info {
  background: rgba(59, 130, 246, 0.15);
  border-color: rgba(59, 130, 246, 0.3);
  color: var(--info);
}

.flash .flash-close {
  margin-left: auto;
  background: none;
  border: none;
  color: inherit;
  cursor: pointer;
  font-size: 1.2rem;
  opacity: 0.6;
}

.flash .flash-close:hover {
  opacity: 1;
}

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

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

/* ---------- Modals ---------- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  z-index: 10000;
  display: none;
  align-items: center;
  justify-content: center;
  animation: fadeIn 0.2s ease;
}

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

.modal {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 32px;
  max-width: 480px;
  width: 90%;
  box-shadow: var(--shadow-lg);
  animation: scaleIn 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.modal h3 {
  margin-bottom: 12px;
}

.modal p {
  color: var(--text-secondary);
  margin-bottom: 24px;
  font-size: 0.9rem;
}

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

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

@keyframes scaleIn {
  from {
    transform: scale(0.9);
    opacity: 0;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}

/* ---------- Pagination ---------- */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  margin-top: 24px;
}

.pagination a,
.pagination span {
  padding: 8px 14px;
  border-radius: var(--radius-xs);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
  transition: var(--transition);
}

.pagination a:hover {
  background: var(--primary-glow);
  border-color: var(--primary);
  color: var(--primary-light);
}

.pagination .active {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

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

/* ---------- Filters / Toolbar ---------- */
.toolbar {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.toolbar .search-box {
  flex: 1;
  min-width: 200px;
  position: relative;
}

.toolbar .search-box input {
  padding-left: 40px;
}

.toolbar .search-box::before {
  content: "🔍";
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.85rem;
}

/* ---------- Pricing Cards ---------- */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  max-width: 960px;
  margin: 0 auto;
}

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 32px;
  text-align: center;
  position: relative;
  transition: var(--transition);
}

.pricing-card.featured {
  border-color: var(--primary);
  box-shadow: var(--shadow-glow);
}

.pricing-card.featured::before {
  content: "POPULER";
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #fff;
  font-size: 0.65rem;
  font-weight: 800;
  padding: 4px 16px;
  border-radius: 50px;
  letter-spacing: 1px;
}

.pricing-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.pricing-card .plan-name {
  font-size: 1.25rem;
  font-weight: 800;
  margin-bottom: 8px;
}

.pricing-card .plan-price {
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--primary-light);
  margin-bottom: 4px;
}

.pricing-card .plan-price small {
  font-size: 0.9rem;
  color: var(--text-muted);
  font-weight: 500;
}

.pricing-card .plan-period {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-bottom: 24px;
}

.pricing-card .plan-features {
  list-style: none;
  margin-bottom: 28px;
  text-align: left;
}

.pricing-card .plan-features li {
  padding: 8px 0;
  font-size: 0.85rem;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  gap: 8px;
}

.pricing-card .plan-features li::before {
  content: "✓";
  color: var(--success);
  font-weight: 700;
}

/* ---------- Auth Pages ---------- */
.auth-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(
    135deg,
    var(--bg-body) 0%,
    rgba(99, 102, 241, 0.05) 50%,
    var(--bg-body) 100%
  );
  padding: 20px;
}

.auth-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 40px;
  width: 420px;
  max-width: 100%;
  box-shadow: var(--shadow-lg);
}

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

.auth-card .auth-logo .logo-icon {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border-radius: var(--radius);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: #fff;
  font-weight: 900;
  margin-bottom: 12px;
}

.auth-card h1 {
  font-size: 1.5rem;
  text-align: center;
  margin-bottom: 8px;
}

.auth-card .auth-subtitle {
  text-align: center;
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 32px;
}

.auth-card .auth-footer {
  text-align: center;
  margin-top: 24px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ---------- Product Cards (Catalog) ---------- */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}

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

.product-card:hover {
  border-color: var(--primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.product-card .product-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(
    135deg,
    var(--primary-glow),
    rgba(14, 165, 233, 0.1)
  );
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  margin-bottom: 16px;
}

.product-card h3 {
  font-size: 1.1rem;
  margin-bottom: 8px;
}

.product-card p {
  color: var(--text-secondary);
  font-size: 0.85rem;
  margin-bottom: 16px;
  line-height: 1.5;
}

/* ---------- Error Pages ---------- */
.error-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 20px;
}

.error-page .error-code {
  font-size: 6rem;
  font-weight: 900;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 16px;
}

.error-page h2 {
  font-size: 1.5rem;
  margin-bottom: 12px;
}

.error-page p {
  color: var(--text-muted);
  margin-bottom: 32px;
  max-width: 400px;
}

/* ---------- Chart Container ---------- */
.chart-container {
  position: relative;
  height: 300px;
  margin-top: 16px;
}

/* ---------- Member Dashboard Summary ---------- */
.summary-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
  margin-bottom: 32px;
}

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

.summary-card .label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 8px;
}

.summary-card .value {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
}

/* ---------- Empty State ---------- */
.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
}

.empty-state .empty-icon {
  font-size: 3rem;
  margin-bottom: 16px;
  opacity: 0.5;
}

.empty-state h3 {
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.empty-state p {
  margin-bottom: 20px;
}

/* ---------- Profile Image Upload ---------- */
.proof-img {
  max-width: 400px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
}

/* ---------- Responsive ---------- */
@media (max-width: 768px) {
  .sidebar {
    transform: translateX(-100%);
  }
  .sidebar.open {
    transform: translateX(0);
  }
  .main-content {
    margin-left: 0;
  }
  .page-body {
    padding: 16px;
  }
  .page-header {
    padding: 16px 20px;
  }
  .stats-grid {
    grid-template-columns: 1fr 1fr;
  }
  .pricing-grid {
    grid-template-columns: 1fr;
  }
  .toolbar {
    flex-direction: column;
    align-items: stretch;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }
  .auth-card {
    padding: 24px;
  }
}

/* ---------- Utility ---------- */
.text-center {
  text-align: center;
}
.text-right {
  text-align: right;
}
.text-success {
  color: var(--success);
}
.text-danger {
  color: var(--danger);
}
.text-warning {
  color: var(--warning);
}
.text-muted {
  color: var(--text-muted);
}
.text-primary {
  color: var(--primary-light);
}
.mt-1 {
  margin-top: 8px;
}
.mt-2 {
  margin-top: 16px;
}
.mt-3 {
  margin-top: 24px;
}
.mb-1 {
  margin-bottom: 8px;
}
.mb-2 {
  margin-bottom: 16px;
}
.mb-3 {
  margin-bottom: 24px;
}
.d-flex {
  display: flex;
}
.align-center {
  align-items: center;
}
.gap-1 {
  gap: 8px;
}
.gap-2 {
  gap: 16px;
}
.flex-1 {
  flex: 1;
}
.w-full {
  width: 100%;
}

/* Mobile menu toggle */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
}

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