:root {
  --primary-color: #357abd;
  --primary-color-2: #4a90e2;
  --secondary-color: #607D8B;
  --success-color: #4CAF50;
  --warning-color: #f8961e;
  --danger-color: #f44336;
  --background-color: #ffffff;
  --surface-color: #f8fafc;
  --text-color: #333333;
  --muted-text: #666666;
  --border-color: #e0e0e0;
  --shadow-1: 0 4px 12px rgba(0,0,0,0.08);
  --radius: 12px;
}

* {
  box-sizing: border-box;
}

html, body {
  height: 100%;
}

body {
  margin: 0;
  color: var(--text-color);
  background: var(--surface-color);
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, Noto Sans, Helvetica Neue, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.container,
.container-fluid {
  padding: 16px;
}

.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

.page-header h1,
.page-header h2,
.header-section h2 {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 14px 24px;
  background: linear-gradient(145deg, var(--primary-color-2), var(--primary-color));
  border-radius: 50px;
  box-shadow: 0 8px 25px rgba(53, 122, 189, 0.25);
  color: #fff;
  font-weight: 600;
  font-size: 1.25rem;
  margin: 0;
}

.search-container,
.search-form {
  display: block;
}

.search-wrapper {
  display: flex;
  align-items: center;
  gap: 12px;
}

.search-input input,
.search-input,
.search-container input[type="text"],
input[type="search"] {
  padding: 12px 20px;
  border: 2px solid var(--border-color);
  border-radius: 50px;
  width: 280px;
  font-size: 0.95rem;
  transition: all 0.3s ease;
  background: #fff;
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.search-input:focus,
.search-container input[type="text"]:focus,
input[type="search"]:focus {
  border-color: var(--primary-color-2);
  box-shadow: 0 4px 12px rgba(74,144,226,0.15);
  outline: none;
}

.search-button,
button.search-button,
.btn-search {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  background: linear-gradient(145deg, var(--primary-color-2), var(--primary-color));
  border: none;
  border-radius: 50px;
  color: #fff;
  font-weight: 500;
  font-size: 0.95rem;
  cursor: pointer;
  box-shadow: 0 4px 15px rgba(53, 122, 189, 0.3);
  transition: all 0.3s ease;
}

.search-button:hover,
.btn-search:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(53, 122, 189, 0.4);
}

.table-wrapper {
  overflow-x: auto;
  margin-bottom: 24px;
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow-1);
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 960px;
}

thead th {
  background: var(--primary-color);
  color: #fff;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-size: 0.85rem;
}

th, td {
  padding: 10px 14px;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.92rem;
  white-space: nowrap;
}

.table-deleted thead th {
  background: var(--secondary-color);
}

.btn {
  padding: 8px 14px;
  text-decoration: none;
  border-radius: 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  color: #fff;
  font-size: 0.9rem;
  border: none;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary { background: var(--primary-color); }
.btn-secondary { background: var(--secondary-color); }
.btn-success { background: var(--success-color); }
.btn-warning { background: var(--warning-color); color: #222; }
.btn-danger { background: var(--danger-color); }

.btn-edit { background: var(--primary-color); }
.btn-delete { background: var(--danger-color); }
.btn-back { background: var(--secondary-color); }
.btn-print { background: var(--primary-color-2); }

.back-to-dashboard {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 1000;
}

.back-to-dashboard .btn-back {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 12px 20px;
  background: linear-gradient(145deg, var(--primary-color-2), var(--primary-color));
  border-radius: 50px;
  box-shadow: 0 4px 15px rgba(53, 122, 189, 0.3);
}

.success-message {
  background: var(--success-color);
  color: #fff;
  padding: 12px 16px;
  border-radius: 8px;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.success-message .close-btn {
  margin-left: auto;
  cursor: pointer;
  font-weight: 600;
}

.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  margin: 20px 0;
}

.pagination a,
.pagination span {
  padding: 8px 12px;
  text-decoration: none;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  color: var(--text-color);
  background: #fff;
}

.pagination a:hover {
  background: var(--primary-color);
  color: #fff;
}

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

.pagination .disabled {
  color: #aaa;
}

.footer,
.modern-footer {
  background: #2b2d42;
  color: #edf2f4;
}

@media (max-width: 768px) {
  .search-input,
  .search-container input[type="text"],
  input[type="search"] {
    width: 100%;
  }

  table { min-width: 720px; }
}