/* --- REFINED MODERN ADMIN PANEL CSS - SHEMATECARE THEME --- */
:root {
  --primary: #FF2E63;
  --primary-dark: #E91E63;
  --primary-light: #FF6B9D;
  --secondary: #845EC2;
  --gray-bg: #F8F9FB;
  --sidebar-bg: #ffffff;
  --sidebar-active: #FEF2F2;
  --sidebar-border: #FF2E63;
  --sidebar-hover: #FFF5F7;
  --text: #1e293b;
  --text-light: #475569;
  --muted: #64748b;
  --danger: #ef4444;
  --danger-dark: #b91c1c;
  --success: #10b981;
  --warning: #f59e0b;
  --card-radius: 16px;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
  box-sizing: border-box;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;
  margin: 0;
  padding: 0;
  background: var(--gray-bg);
  background-image: 
    radial-gradient(circle at 20% 50%, rgba(255, 46, 99, 0.03) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(132, 94, 194, 0.03) 0%, transparent 50%);
  background-attachment: fixed;
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ========== HEADER ========== */
.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  background-size: 200% 200%;
  animation: gradientShift 8s ease infinite;
  color: #fff;
  padding: 20px 44px;
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  box-shadow: 0 4px 20px rgba(255, 46, 99, 0.2);
  margin-left: 260px;
  transition: var(--transition);
  height: 80px;
  backdrop-filter: blur(10px);
}

@keyframes gradientShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

.header .header-right {
  display: flex;
  align-items: center;
  gap: 18px;
  font-size: 1rem;
}

.header .logout-btn {
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 8px;
  padding: 8px 20px;
  font-size: 0.95rem;
  cursor: pointer;
  font-weight: 600;
  transition: var(--transition);
  text-decoration: none;
}

.header .logout-btn:hover {
  background: rgba(255, 255, 255, 0.25);
  border-color: rgba(255, 255, 255, 0.4);
  transform: translateY(-1px);
}

/* ========== SIDEBAR ========== */
.sidebar {
  width: 260px;
  background: var(--sidebar-bg);
  background-image: linear-gradient(180deg, rgba(255, 46, 99, 0.02) 0%, transparent 100%);
  height: 100vh;
  position: fixed;
  left: 0;
  top: 0;
  box-shadow: 4px 0 20px rgba(0, 0, 0, 0.08);
  padding-top: 80px;
  transition: var(--transition);
  z-index: 999;
  overflow-y: auto;
  overflow-x: hidden;
  border-right: 1px solid #e2e8f0;
  max-height: 100vh;
  backdrop-filter: blur(10px);
}

.sidebar::-webkit-scrollbar {
  width: 6px;
}

.sidebar::-webkit-scrollbar-track {
  background: #f1f5f9;
}

.sidebar::-webkit-scrollbar-thumb {
  background: var(--primary);
  border-radius: 3px;
}

.sidebar::-webkit-scrollbar-thumb:hover {
  background: var(--primary-dark);
}

.sidebar ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.sidebar ul li {
  margin: 0;
}

.sidebar ul li a {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 24px;
  color: var(--text-light);
  text-decoration: none;
  font-weight: 500;
  border-left: 4px solid transparent;
  font-size: 0.95rem;
  transition: var(--transition);
  white-space: nowrap;
  position: relative;
}

.sidebar ul li a:hover {
  background: var(--sidebar-hover);
  color: var(--primary);
  transform: translateX(4px);
  border-left-color: var(--primary-light);
}

.sidebar ul li a.active {
  background: linear-gradient(90deg, var(--sidebar-active) 0%, rgba(255, 46, 99, 0.05) 100%);
  color: var(--primary);
  border-left: 4px solid var(--sidebar-border);
  font-weight: 600;
}

.sidebar ul li a.active::before {
  content: '';
  position: absolute;
  right: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--primary);
  border-radius: 3px 0 0 3px;
}

.sidebar ul li a .icon {
  font-size: 1.2em;
  width: 24px;
  text-align: center;
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.sidebar-section {
  padding: 20px 24px 10px;
  margin-top: 12px;
  border-top: 1px solid #e2e8f0;
}

.sidebar-section:first-child {
  border-top: none;
  margin-top: 0;
  padding-top: 16px;
}

.sidebar-section .section-label {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  color: var(--primary);
  opacity: 0.8;
}

/* ========== MAIN CONTENT ========== */
.main-content {
  margin-left: 260px;
  padding: 48px 40px;
  padding-top: 140px;
  min-height: 100vh;
  background: var(--gray-bg);
  transition: var(--transition);
}

.main-content h1,
.main-content h2 {
  color: var(--text);
  font-weight: 700;
  margin-bottom: 24px;
  font-size: 2rem;
}

.main-content h2 {
  font-size: 1.75rem;
}

.main-content p {
  color: var(--text-light);
  margin-bottom: 16px;
}

/* ========== CARDS ========== */
.card {
  background: #fff;
  background-image: linear-gradient(135deg, rgba(255, 255, 255, 0.9) 0%, rgba(255, 255, 255, 1) 100%);
  border-radius: var(--card-radius);
  box-shadow: var(--shadow-md);
  padding: 36px 32px;
  margin-bottom: 32px;
  border: 1px solid #e2e8f0;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(10px);
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary) 0%, var(--primary-light) 100%);
  opacity: 0;
  transition: var(--transition);
}

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

.card:hover::before {
  opacity: 1;
}

.card h2 {
  margin-top: 0;
  margin-bottom: 24px;
  color: var(--text);
  font-size: 1.75rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 12px;
}

.card h2::before {
  content: '';
  width: 4px;
  height: 24px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  border-radius: 2px;
}

/* ========== TABLES ========== */
.table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 20px;
  background: #fff;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(10px);
}

.table th,
.table td {
  padding: 16px 18px;
  border-bottom: 1px solid #e5e7eb;
  text-align: left;
  font-size: 0.95rem;
}

.table th {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  color: #fff;
  font-weight: 700;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 18px;
}

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

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

.table tbody tr:hover {
  background: var(--sidebar-hover);
  transform: translateX(4px);
  box-shadow: 0 2px 8px rgba(255, 46, 99, 0.1);
}

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

.table img {
  border-radius: 8px;
  box-shadow: var(--shadow-sm);
}

/* ========== BUTTONS ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  color: #fff;
  border: none;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  text-decoration: none;
  margin-left: 8px;
  transition: var(--transition);
  box-shadow: 0 2px 8px rgba(255, 46, 99, 0.25);
}

.btn:hover,
.btn:focus {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(255, 46, 99, 0.35);
  color: #fff;
}

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

.btn-secondary {
  background: linear-gradient(135deg, var(--muted) 0%, #475569 100%);
  box-shadow: 0 2px 8px rgba(100, 116, 139, 0.25);
}

.btn-secondary:hover {
  box-shadow: 0 6px 16px rgba(100, 116, 139, 0.35);
}

.btn-danger {
  background: linear-gradient(135deg, var(--danger) 0%, var(--danger-dark) 100%);
  box-shadow: 0 2px 8px rgba(239, 68, 68, 0.25);
}

.btn-danger:hover {
  box-shadow: 0 6px 16px rgba(239, 68, 68, 0.35);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.9rem;
}

/* ========== FORMS ========== */
input,
select,
textarea {
  width: 100%;
  padding: 14px 16px;
  border: 2px solid #cbd5e1;
  border-radius: 10px;
  font-size: 1rem;
  margin-bottom: 20px;
  background: #f8fafc;
  transition: var(--transition);
  font-family: inherit;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--primary);
  outline: none;
  background: #fff;
  box-shadow: 0 0 0 4px rgba(255, 46, 99, 0.1);
}

input:hover,
select:hover,
textarea:hover {
  border-color: #94a3b8;
}

form label {
  font-weight: 600;
  margin-bottom: 8px;
  display: block;
  color: var(--text);
  font-size: 0.95rem;
}

/* ========== FOOTER ========== */
footer {
  margin-left: 260px;
  padding: 24px 44px;
  background: #fff;
  border-top: 1px solid #e2e8f0;
  color: var(--muted);
  text-align: right;
  font-size: 1rem;
  transition: var(--transition);
  position: relative;
  z-index: 1;
  box-shadow: 0 -2px 8px rgba(0, 0, 0, 0.04);
}

/* ========== HAMBURGER BUTTON ========== */
.hamburger-btn {
  display: none;
  background: none;
  border: none;
  font-size: 2rem;
  color: #fff;
  margin-right: 18px;
  cursor: pointer;
  z-index: 1200;
  padding: 8px;
  border-radius: 8px;
  transition: var(--transition);
}

.hamburger-btn:hover {
  background: rgba(255, 255, 255, 0.1);
}

/* ========== SIDEBAR TOGGLE LOGIC ========== */
.sidebar {
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), width 0.3s;
}

.sidebar-collapsed {
  transform: translateX(-100%);
}

.sidebar-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.4);
  z-index: 998;
  backdrop-filter: blur(2px);
  transition: var(--transition);
}

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

.sidebar-open .sidebar-overlay {
  display: block;
}

/* ========== UTILITY CLASSES ========== */
.text-center {
  text-align: center;
}

.text-right {
  text-align: right;
}

.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; }

.flex {
  display: flex;
}

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

.gap-1 { gap: 8px; }
.gap-2 { gap: 16px; }
.gap-3 { gap: 24px; }

/* ========== RESPONSIVE DESIGN ========== */
@media (max-width: 1200px) {
  .sidebar {
    width: 240px;
  }

  .main-content {
    margin-left: 240px;
    padding: 40px 32px;
    padding-top: 140px;
  }

  .header {
    margin-left: 240px;
    padding: 18px 36px;
  }

  footer {
    margin-left: 240px;
  }
}

@media (max-width: 992px) {
  .sidebar {
    width: 260px;
    transform: translateX(-100%);
    box-shadow: 4px 0 24px rgba(0, 0, 0, 0.2);
  }

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

  .main-content,
  footer {
    margin-left: 0 !important;
    padding: 24px 20px;
  }

  .main-content {
    padding-top: 120px;
  }

  .hamburger-btn {
    display: inline-block;
  }

  .header {
    padding: 16px 24px;
    font-size: 1.4rem;
    margin-left: 0 !important;
    height: 70px;
  }

  .sidebar {
    padding-top: 70px;
  }

  .card {
    padding: 28px 24px;
    margin-bottom: 24px;
  }

  .table {
    font-size: 0.9rem;
  }

  .table th,
  .table td {
    padding: 12px 14px;
  }
}

@media (max-width: 768px) {
  .sidebar {
    width: 280px;
    max-width: 85vw;
  }

  .main-content {
    padding: 20px 16px;
    padding-top: 110px;
  }

  .header {
    padding: 14px 20px;
    font-size: 1.2rem;
    flex-wrap: wrap;
    margin-left: 0 !important;
    height: auto;
    min-height: 70px;
  }

  .header .header-right {
    font-size: 0.9rem;
    gap: 12px;
    margin-top: 8px;
    width: 100%;
    justify-content: flex-end;
  }

  .header .logout-btn {
    padding: 6px 14px;
    font-size: 0.9rem;
  }

  .card {
    padding: 24px 20px;
    margin-bottom: 20px;
    border-radius: 12px;
  }

  .card h2 {
    font-size: 1.5rem;
  }

  .table {
    font-size: 0.85rem;
    display: block;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .table th,
  .table td {
    padding: 10px 12px;
    min-width: 100px;
  }

  .btn {
    padding: 10px 18px;
    font-size: 0.9rem;
    margin: 4px 2px;
  }

  input,
  select,
  textarea {
    padding: 12px 14px;
    font-size: 0.95rem;
  }

  footer {
    padding: 20px 24px;
    font-size: 0.95rem;
    text-align: center;
    margin-left: 0 !important;
  }
}

@media (max-width: 480px) {
  .header {
    font-size: 1rem;
    padding: 12px 16px;
    margin-left: 0 !important;
  }

  .header span {
    font-size: 1.3rem;
  }

  .main-content {
    padding: 16px 12px;
    padding-top: 100px;
  }

  .card {
    padding: 20px 16px;
    border-radius: 12px;
  }

  .card h2 {
    font-size: 1.3rem;
  }

  .table {
    font-size: 0.8rem;
  }

  .table th,
  .table td {
    padding: 8px 10px;
    min-width: 80px;
  }

  .btn {
    padding: 8px 14px;
    font-size: 0.85rem;
    margin: 4px 2px;
  }

  input,
  select,
  textarea {
    padding: 10px 12px;
    font-size: 0.9rem;
  }

  footer {
    padding: 16px 20px;
    font-size: 0.9rem;
  }
}

/* ========== STATS CARDS ========== */
.stats-card {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  border-radius: var(--card-radius);
  padding: 28px 24px;
  color: #fff;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.stats-card::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
  transition: var(--transition);
}

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

.stats-card:hover::before {
  transform: rotate(45deg);
}

.stats-card-icon {
  font-size: 2.5rem;
  margin-bottom: 12px;
  opacity: 0.95;
}

.stats-card-label {
  font-size: 0.85rem;
  font-weight: 600;
  opacity: 0.9;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 8px;
}

.stats-card-value {
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.2;
}

/* ========== BADGES ========== */
.badge {
  display: inline-block;
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  white-space: nowrap;
}

.badge-success {
  background: linear-gradient(135deg, var(--success) 0%, #34d399 100%);
  color: #fff;
  box-shadow: 0 2px 8px rgba(16, 185, 129, 0.3);
}

.badge-warning {
  background: linear-gradient(135deg, var(--warning) 0%, #fbbf24 100%);
  color: #fff;
  box-shadow: 0 2px 8px rgba(245, 158, 11, 0.3);
}

.badge-danger {
  background: linear-gradient(135deg, var(--danger) 0%, var(--danger-dark) 100%);
  color: #fff;
  box-shadow: 0 2px 8px rgba(239, 68, 68, 0.3);
}

.badge-info {
  background: linear-gradient(135deg, #3b82f6 0%, #60a5fa 100%);
  color: #fff;
  box-shadow: 0 2px 8px rgba(59, 130, 246, 0.3);
}

.badge-default {
  background: linear-gradient(135deg, var(--muted) 0%, #94a3b8 100%);
  color: #fff;
  box-shadow: 0 2px 8px rgba(100, 116, 139, 0.3);
}

/* Legacy label support */
.label {
  display: inline-block;
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.label-success {
  background: linear-gradient(135deg, var(--success) 0%, #34d399 100%);
  color: #fff;
  box-shadow: 0 2px 8px rgba(16, 185, 129, 0.3);
}

.label-warning {
  background: linear-gradient(135deg, var(--warning) 0%, #fbbf24 100%);
  color: #fff;
  box-shadow: 0 2px 8px rgba(245, 158, 11, 0.3);
}

.label-danger {
  background: linear-gradient(135deg, var(--danger) 0%, var(--danger-dark) 100%);
  color: #fff;
  box-shadow: 0 2px 8px rgba(239, 68, 68, 0.3);
}

.label-info {
  background: linear-gradient(135deg, #3b82f6 0%, #60a5fa 100%);
  color: #fff;
  box-shadow: 0 2px 8px rgba(59, 130, 246, 0.3);
}

.label-default {
  background: linear-gradient(135deg, var(--muted) 0%, #94a3b8 100%);
  color: #fff;
  box-shadow: 0 2px 8px rgba(100, 116, 139, 0.3);
}

/* ========== PAGE HEADER ========== */
.page-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 32px;
  padding-bottom: 20px;
  border-bottom: 2px solid #e2e8f0;
}

.page-header h2 {
  margin: 0;
  font-size: 2rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ========== ACTION BUTTONS ========== */
.action-buttons {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.action-buttons .btn {
  margin: 0;
}

/* ========== SEARCH & FILTER BAR ========== */
.search-filter-bar {
  display: flex;
  gap: 16px;
  margin-bottom: 24px;
  flex-wrap: wrap;
  align-items: center;
}

.search-box {
  flex: 1;
  min-width: 250px;
  position: relative;
}

.search-box input {
  padding-left: 44px;
  margin: 0;
}

.search-box .search-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 1.1rem;
  z-index: 1;
  pointer-events: none;
  color: var(--muted);
}

.filter-select {
  min-width: 180px;
  margin: 0;
}

/* ========== IMAGE PREVIEW ========== */
.image-preview {
  border-radius: 12px;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
  overflow: hidden;
}

.image-preview:hover {
  transform: scale(1.05);
  box-shadow: var(--shadow-lg);
}

.image-preview img {
  width: 100%;
  height: auto;
  display: block;
}

/* ========== EMPTY STATE ========== */
.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-light);
}

.empty-state-icon {
  font-size: 4rem;
  margin-bottom: 20px;
  opacity: 0.5;
}

.empty-state h3 {
  font-size: 1.5rem;
  margin-bottom: 12px;
  color: var(--text);
}

.empty-state p {
  font-size: 1rem;
  color: var(--muted);
  margin-bottom: 24px;
}

/* ========== LOADING STATES ========== */
.loading {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 3px solid rgba(255, 46, 99, 0.3);
  border-radius: 50%;
  border-top-color: var(--primary);
  animation: spin 0.8s linear infinite;
}

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

/* ========== ADVANCED TABLE FEATURES ========== */
.table-container {
  overflow-x: auto;
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
  background: #fff;
}

.table-responsive {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

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

.table tbody tr:nth-child(even) {
  background: #f8fafc;
}

.table tbody tr:hover {
  background: var(--sidebar-hover);
  transform: translateX(4px);
  box-shadow: 0 2px 8px rgba(255, 46, 99, 0.1);
}

.table td img {
  border-radius: 8px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.table td img:hover {
  transform: scale(1.1);
  box-shadow: var(--shadow-md);
}

/* ========== CARD VARIANTS ========== */
.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 2px solid #e2e8f0;
}

.card-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0;
  color: var(--text);
}

.card-body {
  padding: 0;
}

/* ========== ANIMATIONS ========== */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(-20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.fade-in {
  animation: fadeIn 0.4s ease-out;
}

.slide-in {
  animation: slideIn 0.4s ease-out;
}

/* ========== TOOLTIPS ========== */
[data-tooltip] {
  position: relative;
  cursor: help;
}

[data-tooltip]:hover::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  padding: 8px 12px;
  background: var(--text);
  color: #fff;
  border-radius: 6px;
  font-size: 0.85rem;
  white-space: nowrap;
  z-index: 1000;
  margin-bottom: 8px;
  box-shadow: var(--shadow-md);
}

[data-tooltip]:hover::before {
  content: '';
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 6px solid transparent;
  border-top-color: var(--text);
  z-index: 1000;
  margin-bottom: 2px;
}

/* ========== MODAL STYLES ========== */
.modal-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 2000;
  backdrop-filter: blur(4px);
  align-items: center;
  justify-content: center;
}

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

.modal {
  background: #fff;
  border-radius: var(--card-radius);
  padding: 32px;
  max-width: 600px;
  width: 90%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  animation: fadeIn 0.3s ease-out;
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 2px solid #e2e8f0;
}

.modal-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0;
  color: var(--text);
}

.modal-close {
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--muted);
  padding: 4px 8px;
  border-radius: 6px;
  transition: var(--transition);
}

.modal-close:hover {
  background: var(--sidebar-hover);
  color: var(--text);
}

/* ========== NOTIFICATIONS ========== */
.notification {
  position: fixed;
  top: 100px;
  right: 20px;
  background: #fff;
  padding: 16px 20px;
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
  z-index: 3000;
  min-width: 300px;
  animation: slideIn 0.3s ease-out;
  border-left: 4px solid var(--primary);
}

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

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

.notification.warning {
  border-left-color: var(--warning);
}

/* ========== PROGRESS BARS ========== */
.progress {
  width: 100%;
  height: 8px;
  background: #e2e8f0;
  border-radius: 4px;
  overflow: hidden;
  margin: 12px 0;
}

.progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--primary) 0%, var(--primary-light) 100%);
  border-radius: 4px;
  transition: width 0.3s ease;
}

/* ========== PRINT STYLES ========== */
@media print {
  .sidebar,
  .header,
  .hamburger-btn,
  footer {
    display: none;
  }

  .main-content {
    margin-left: 0;
    padding: 20px;
  }
}