Реализована фильтрация столбцов и улучшена сортировка в расписании

frontend/admin/css/components.css

@@ -432,6 +432,230 @@ thead th {
     border-bottom: 1px solid var(--bg-card-border);
 }
 
+/* Sortable columns */
+thead th.sortable {
+    cursor: pointer;
+    user-select: none;
+    white-space: nowrap;
+    transition: color 0.2s ease;
+}
+
+thead th.sortable:hover {
+    color: var(--accent);
+}
+
+thead th.sortable.sort-active {
+    color: var(--accent);
+}
+
+.sort-arrow {
+    display: inline-block;
+    width: 0;
+    height: 0;
+    margin-left: 5px;
+    vertical-align: middle;
+    border-left: 4px solid transparent;
+    border-right: 4px solid transparent;
+    border-bottom: 5px solid currentColor;
+    opacity: 0.3;
+    transition: transform 0.25s ease, opacity 0.25s ease;
+}
+
+thead th.sortable:hover .sort-arrow {
+    opacity: 0.6;
+}
+
+thead th.sortable.sort-asc .sort-arrow {
+    opacity: 1;
+    border-bottom: 5px solid var(--accent);
+    transform: rotate(0deg);
+}
+
+thead th.sortable.sort-desc .sort-arrow {
+    opacity: 1;
+    border-bottom: 5px solid var(--accent);
+    transform: rotate(180deg);
+}
+
+/* ===== Filter Icon & Popup ===== */
+thead th.filterable {
+    cursor: pointer;
+    user-select: none;
+    white-space: nowrap;
+    transition: color 0.2s ease;
+}
+
+thead th.filterable:hover {
+    color: var(--accent);
+}
+
+.filter-icon {
+    display: inline-block;
+    margin-left: 4px;
+    font-size: 0.65rem;
+    opacity: 0.4;
+    cursor: pointer;
+    transition: opacity 0.2s ease, color 0.2s ease;
+    vertical-align: middle;
+}
+
+thead th.filterable:hover .filter-icon {
+    opacity: 0.8;
+}
+
+thead th.filter-active .filter-icon {
+    opacity: 1;
+    color: var(--accent);
+}
+
+thead th.filter-active {
+    color: var(--accent);
+}
+
+.filter-popup {
+    position: absolute;
+    top: 100%;
+    left: 0;
+    min-width: 220px;
+    max-width: 280px;
+    background: rgba(15, 23, 42, 0.97);
+    backdrop-filter: blur(16px);
+    -webkit-backdrop-filter: blur(16px);
+    border: 1px solid var(--bg-card-border);
+    border-radius: var(--radius-sm);
+    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.45);
+    padding: 0.75rem;
+    z-index: 200;
+    animation: filterPopupIn 0.2s ease-out both;
+    text-transform: none;
+}
+
+[data-theme="light"] .filter-popup {
+    background: rgba(255, 255, 255, 0.98);
+    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.15);
+}
+
+@keyframes filterPopupIn {
+    from {
+        opacity: 0;
+        transform: translateY(-6px);
+    }
+
+    to {
+        opacity: 1;
+        transform: translateY(0);
+    }
+}
+
+.filter-search {
+    width: 100%;
+    padding: 0.5rem 0.7rem;
+    background: var(--bg-input);
+    border: 1px solid var(--bg-card-border);
+    border-radius: 6px;
+    color: var(--text-primary);
+    font-family: inherit;
+    font-size: 0.85rem;
+    outline: none;
+    transition: border-color 0.2s ease, box-shadow 0.2s ease;
+    margin-bottom: 0.5rem;
+}
+
+.filter-search::placeholder {
+    color: var(--text-placeholder);
+}
+
+.filter-search:focus {
+    border-color: var(--accent);
+    box-shadow: 0 0 0 3px var(--accent-glow);
+}
+
+.filter-btn-row {
+    display: flex;
+    gap: 0.4rem;
+    margin-bottom: 0.5rem;
+}
+
+.filter-btn-action {
+    flex: 1;
+    padding: 0.3rem 0.5rem;
+    background: var(--bg-input);
+    border: 1px solid var(--bg-card-border);
+    border-radius: 6px;
+    color: var(--text-secondary);
+    font-family: inherit;
+    font-size: 0.75rem;
+    cursor: pointer;
+    transition: all 0.2s ease;
+}
+
+.filter-btn-action:hover {
+    background: var(--bg-hover);
+    color: var(--text-primary);
+    border-color: var(--accent);
+}
+
+.filter-list {
+    max-height: 180px;
+    overflow-y: auto;
+    margin-bottom: 0.5rem;
+    scrollbar-width: thin;
+    scrollbar-color: var(--bg-card-border) transparent;
+}
+
+.filter-list::-webkit-scrollbar {
+    width: 4px;
+}
+
+.filter-list::-webkit-scrollbar-thumb {
+    background: var(--bg-card-border);
+    border-radius: 2px;
+}
+
+.filter-item {
+    display: flex;
+    align-items: center;
+    gap: 0.5rem;
+    padding: 0.35rem 0.3rem;
+    border-radius: 4px;
+    cursor: pointer;
+    font-size: 0.85rem;
+    color: var(--text-primary);
+    transition: background 0.15s ease;
+}
+
+.filter-item:hover {
+    background: var(--bg-hover);
+}
+
+.filter-item input[type="checkbox"] {
+    cursor: pointer;
+    width: 1rem;
+    height: 1rem;
+    accent-color: var(--accent);
+    flex-shrink: 0;
+}
+
+.filter-btn-apply {
+    width: 100%;
+    padding: 0.5rem;
+    background: linear-gradient(135deg, var(--accent), var(--accent-secondary));
+    border: none;
+    border-radius: 6px;
+    color: #fff;
+    font-family: inherit;
+    font-size: 0.82rem;
+    font-weight: 600;
+    cursor: pointer;
+    transition: transform 0.2s ease, box-shadow 0.2s ease;
+    box-shadow: 0 3px 10px var(--accent-glow);
+}
+
+.filter-btn-apply:hover {
+    transform: translateY(-1px);
+    box-shadow: 0 5px 15px var(--accent-glow);
+}
+
 tbody td {
     padding: 0.85rem 1rem;
     font-size: 0.95rem;
@@ -610,12 +834,14 @@ tbody tr:hover {
     display: inline-block;
     cursor: pointer;
 }
+
 .btn-checkbox input {
     position: absolute;
     opacity: 0;
     width: 0;
     height: 0;
 }
+
 .checkbox-btn {
     display: inline-block;
     padding: 0.5rem 1rem;
@@ -626,8 +852,10 @@ tbody tr:hover {
     transition: all var(--transition);
     user-select: none;
 }
-.btn-checkbox input:checked + .checkbox-btn {
-    background: var(--success, #10b981);  /* используем success или зелёный */
+
+.btn-checkbox input:checked+.checkbox-btn {
+    background: var(--success, #10b981);
+    /* используем success или зелёный */
     border-color: var(--success, #10b981);
     color: white;
 }