/* .header {
    position: fixed;
} */

.subjects-section {
    margin-top: 25px;
    padding: 20px;
    background: var(--gray-light);
    border-radius: 10px;
    border: 1px solid var(--gray-border);
}

.subjects-section h3 {
    margin: 0 0 15px 0;
    font-size: 16px;
    color: var(--text-main);
    font-weight: 600;
}

.subject-list {
    margin-bottom: 15px;
}

.subject-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 15px;
    background: white;
    border: 1px solid var(--gray-border);
    border-radius: 6px;
    margin-bottom: 8px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
    transition: all 0.2s;
}

.subject-item:hover {
    transform: translateX(4px);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
}

.subject-item span {
    font-size: 14px;
    color: var(--text-main);
    font-weight: 500;
}

.no-subjects {
    text-align: center;
    padding: 30px;
    color: var(--text-muted);
    font-style: italic;
    font-size: 14px;
    background: white;
    border-radius: 6px;
    border: 2px dashed var(--gray-border);
}

.add-subject-section {
    display: flex;
    gap: 10px;
    align-items: stretch;
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid var(--gray-border);
}

.add-subject-section select {
    flex: 1;
    padding: 10px 12px;
    border: 2px solid var(--gray-border);
    border-radius: 6px;
    font-size: 14px;
    background: white;
    cursor: pointer;
    transition: border-color 0.3s;
}

.add-subject-section select:focus {
    outline: none;
    border-color: var(--accent);
}

.btn-add-subject {
    padding: 10px 20px;
    background: var(--success);
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    white-space: nowrap;
    display: flex;
    align-items: center;
    gap: 5px;
}

.btn-add-subject:hover {
    background: var(--success-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(46, 204, 113, 0.3);
}

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

.subject-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    align-items: center;
}

.subject-tag {
    background-color: #e3f2fd;
    color: #1565c0;
    padding: 5px 12px;
    border-radius: 16px;
    font-size: 13px;
    font-weight: 500;
    border: 1px solid #bbdefb;
    transition: all 0.2s;
    display: inline-block;
}

.subject-tag:hover {
    background-color: #bbdefb;
    transform: scale(1.05);
}

.no-subjects-tag {
    color: var(--text-muted);
    font-style: italic;
    font-size: 14px;
}

.table-actions {
    display: flex;
    gap: 8px;
    justify-content: flex-start;
}

.table-actions .btn {
    padding: 8px 14px;
    font-size: 14px;
    min-width: 40px;
}

.btn-small {
    padding: 4px 8px !important;
    font-size: 12px !important;
    min-width: auto !important;
}

.delete-message {
    padding: 20px;
    background: #fff3cd;
    border: 1px solid #ffc107;
    border-radius: 8px;
    color: #856404;
    font-size: 15px;
    line-height: 1.6;
    margin: 20px 0;
}

.delete-teacher-name {
    font-weight: bold;
    color: var(--danger);
}