/* ============================================================================
   GENERAL MESSAGING SYSTEM CSS
   All styles prefixed with 'general-msg-' for namespace isolation
   ============================================================================ */

/* ============================================================================
   COMPOSE MODAL STYLES
   ============================================================================ */

/* Modal Container */
.general-msg-compose-modal {
    border: none;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
}

/* Modal Header */
.general-msg-compose-header {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    border-top-left-radius: 12px;
    border-top-right-radius: 12px;
    padding: 1.25rem 1.5rem;
    border-bottom: none;
}

.general-msg-compose-header .modal-title {
    font-size: 1.25rem;
    font-weight: 600;
    display: flex;
    align-items: center;
}

.general-msg-compose-header .btn-close-white {
    filter: brightness(0) invert(1);
    opacity: 0.9;
}

.general-msg-compose-header .btn-close-white:hover {
    opacity: 1;
}

/* Modal Body */
.general-msg-compose-body {
    padding: 1.5rem;
    max-height: calc(90vh - 200px);
    overflow-y: auto;
}

/* Scrollbar Styling */
.general-msg-compose-body::-webkit-scrollbar {
    width: 8px;
}

.general-msg-compose-body::-webkit-scrollbar-track {
    background: #f1f5f9;
    border-radius: 4px;
}

.general-msg-compose-body::-webkit-scrollbar-thumb {
    background: #10b981;
    border-radius: 4px;
}

.general-msg-compose-body::-webkit-scrollbar-thumb:hover {
    background: #059669;
}

/* Section Titles */
.general-msg-compose-section {
    background: #f8fafc;
    border-radius: 8px;
    padding: 1.25rem;
    margin-bottom: 1.5rem;
    border: 1px solid #e2e8f0;
}

.general-msg-compose-section-title {
    font-size: 1rem;
    font-weight: 600;
    color: #1e293b;
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid #10b981;
    display: flex;
    align-items: center;
}

.general-msg-compose-section-title i {
    color: #10b981;
}

/* Form Controls */
.general-msg-compose-modal .form-label {
    font-weight: 500;
    color: #475569;
    margin-bottom: 0.5rem;
}

.general-msg-compose-modal .form-control,
.general-msg-compose-modal .form-select {
    border: 1px solid #cbd5e1;
    border-radius: 6px;
    padding: 0.625rem 0.875rem;
    transition: all 0.2s ease;
    min-height: 38px; /* Ensure consistent height */
}

.general-msg-compose-modal .form-control:focus,
.general-msg-compose-modal .form-select:focus {
    border-color: #10b981;
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

/* Ensure Select2 fields have consistent height */
.general-msg-compose-modal .select2-container--default .select2-selection--single {
    height: 38px;
    border: 1px solid #cbd5e1;
    border-radius: 6px;
}

.general-msg-compose-modal .select2-container--default .select2-selection--single .select2-selection__rendered {
    line-height: 36px;
    padding-left: 0.875rem;
    padding-right: 0.875rem;
}

.general-msg-compose-modal .select2-container--default .select2-selection--single .select2-selection__arrow {
    height: 36px;
    right: 0.5rem;
}

/* Ensure Select2 multiple selection has consistent height */
.general-msg-compose-modal .select2-container--default .select2-selection--multiple {
    min-height: 38px;
    border: 1px solid #cbd5e1;
    border-radius: 6px;
    padding: 0.25rem 0.5rem;
}

.general-msg-compose-modal .select2-container--default .select2-selection--multiple .select2-selection__rendered {
    padding: 0;
    min-height: 28px;
}

/* Ensure Client and Agent fields align properly */
#composeClientSection .row > div[class*="col-"],
#composeAgentContainer {
    display: flex;
    flex-direction: column;
}

#composeClientSection .form-label,
#composeAgentContainer .form-label {
    margin-bottom: 0.5rem;
}

/* Ensure both fields in the same row have equal height */
.general-msg-recipient-group-content .row > div[class*="col-"] {
    display: flex;
    flex-direction: column;
}

.general-msg-recipient-group-content .row > div[class*="col-"] > .form-label {
    margin-bottom: 0.5rem;
}

/* Ensure Select2 and regular select have same visual height */
#composeClient + .select2-container,
#composeAgent {
    height: 38px;
}

#composeClient + .select2-container .select2-selection--single {
    height: 38px;
}

.general-msg-compose-modal .input-group-text {
    background: #f1f5f9;
    border-color: #cbd5e1;
}

/* Badges */
.general-msg-compose-modal .badge {
    font-size: 0.7rem;
    padding: 0.25rem 0.5rem;
    font-weight: 600;
}

/* Section Toggle Buttons */
.general-msg-compose-section-toggle {
    display: flex;
    align-items: center;
    padding: 0.5rem 0;
}

.general-msg-compose-section-toggle .btn {
    transition: all 0.2s ease;
    font-weight: 500;
}

.general-msg-compose-section-toggle .btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.general-msg-recipient-group-header .btn-link {
    font-size: 0.85rem;
    padding: 0.25rem 0.5rem;
    transition: all 0.2s ease;
}

.general-msg-recipient-group-header .btn-link:hover {
    background-color: rgba(220, 38, 38, 0.1);
    border-radius: 4px;
}

/* Recipient Group Containers */
.general-msg-recipient-group {
    background: white;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    overflow: hidden;
    transition: all 0.3s ease;
    animation: slideDown 0.3s ease;
}

.general-msg-recipient-group-header {
    background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
    color: #475569;
    font-weight: 600;
    font-size: 0.95rem;
    padding: 0.75rem 1rem;
    border-bottom: 2px solid #e2e8f0;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.general-msg-recipient-group-header > div:first-child {
    display: flex;
    align-items: center;
    flex: 1;
}

.general-msg-recipient-group-header i {
    color: #10b981;
}

.general-msg-recipient-group-content {
    padding: 1rem;
}

/* External Recipients Chip Container */
.general-msg-compose-chip-container {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    min-height: 35px;
    padding: 0.5rem;
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 6px;
}

.general-msg-compose-chip-container:empty::before {
    content: 'No recipients added';
    color: #94a3b8;
    font-size: 0.875rem;
    font-style: italic;
}

.general-msg-compose-chip {
    display: inline-flex;
    align-items: center;
    background: #e0f2fe;
    border: 1px solid #bae6fd;
    color: #0c4a6e;
    padding: 0.375rem 0.75rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 500;
    gap: 0.5rem;
    transition: all 0.2s ease;
}

.general-msg-compose-chip:hover {
    background: #bae6fd;
    border-color: #7dd3fc;
}

.general-msg-compose-chip .chip-name {
    font-weight: 600;
}

.general-msg-compose-chip .chip-email {
    color: #075985;
    font-size: 0.8rem;
}

.general-msg-compose-chip .chip-remove {
    cursor: pointer;
    color: #dc2626;
    font-weight: bold;
    padding: 0 0.25rem;
    border-radius: 50%;
    transition: all 0.2s ease;
}

.general-msg-compose-chip .chip-remove:hover {
    background: #fee2e2;
    color: #991b1b;
}

/* Order Validation */
.general-msg-compose-order-validation {
    padding: 1rem;
    border-radius: 6px;
    margin-top: 1rem;
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.general-msg-compose-order-validation.success {
    background: #d1fae5;
    border: 1px solid #10b981;
    color: #065f46;
}

.general-msg-compose-order-validation.error {
    background: #fee2e2;
    border: 1px solid #ef4444;
    color: #991b1b;
}

.general-msg-compose-order-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-top: 0.75rem;
}

.general-msg-compose-order-info-item {
    display: flex;
    flex-direction: column;
}

.general-msg-compose-order-info-label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    color: #065f46;
    margin-bottom: 0.25rem;
}

.general-msg-compose-order-info-value {
    font-size: 0.95rem;
    font-weight: 500;
    color: #047857;
}

/* Rich Text Editor (Quill.js) */
.general-msg-compose-editor {
    background: white;
    border: 1px solid #cbd5e1;
    border-radius: 6px;
    min-height: 300px;
}

.general-msg-compose-editor .ql-toolbar {
    background: #f8fafc;
    border-top-left-radius: 6px;
    border-top-right-radius: 6px;
    border-bottom: 1px solid #e2e8f0;
}

.general-msg-compose-editor .ql-container {
    border-bottom-left-radius: 6px;
    border-bottom-right-radius: 6px;
    font-size: 1rem;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

.general-msg-compose-editor .ql-editor {
    min-height: 250px;
    padding: 1rem;
}

.general-msg-compose-editor .ql-editor.ql-blank::before {
    color: #94a3b8;
    font-style: italic;
}

/* File Upload Area */
.general-msg-compose-upload-area {
    border: 2px dashed #cbd5e1;
    border-radius: 8px;
    padding: 2rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    background: #f8fafc;
}

.general-msg-compose-upload-area:hover {
    border-color: #10b981;
    background: #f0fdf4;
}

.general-msg-compose-upload-area i {
    color: #10b981;
}

.general-msg-compose-upload-area p {
    font-weight: 500;
    color: #475569;
}

.general-msg-compose-upload-area small {
    display: block;
    margin-top: 0.5rem;
}

/* File Preview */
.general-msg-compose-file-preview {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 1rem;
}

.general-msg-compose-file-item {
    position: relative;
    background: white;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    padding: 0.75rem;
    transition: all 0.2s ease;
}

.general-msg-compose-file-item:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transform: translateY(-2px);
}

.general-msg-compose-file-icon {
    font-size: 2rem;
    text-align: center;
    margin-bottom: 0.5rem;
    color: #10b981;
}

.general-msg-compose-file-name {
    font-size: 0.85rem;
    font-weight: 500;
    color: #1e293b;
    text-overflow: ellipsis;
    overflow: hidden;
    white-space: nowrap;
    margin-bottom: 0.25rem;
}

.general-msg-compose-file-size {
    font-size: 0.75rem;
    color: #64748b;
}

.general-msg-compose-file-remove {
    position: absolute;
    top: 0.25rem;
    right: 0.25rem;
    background: #fee2e2;
    color: #dc2626;
    border: none;
    border-radius: 50%;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 0.75rem;
}

.general-msg-compose-file-remove:hover {
    background: #dc2626;
    color: white;
}

.general-msg-compose-file-thumbnail {
    width: 100%;
    height: 100px;
    object-fit: cover;
    border-radius: 6px;
    margin-bottom: 0.5rem;
}

/* Modal Footer */
.general-msg-compose-footer {
    background: #f8fafc;
    border-top: 1px solid #e2e8f0;
    padding: 1rem 1.5rem;
    border-bottom-left-radius: 12px;
    border-bottom-right-radius: 12px;
}

.general-msg-compose-footer .btn {
    font-weight: 600;
    padding: 0.625rem 1.5rem;
    border-radius: 6px;
    transition: all 0.2s ease;
}

.general-msg-compose-footer .btn-success {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    border: none;
}

.general-msg-compose-footer .btn-success:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

.general-msg-compose-footer .btn-success:disabled {
    background: #94a3b8;
    cursor: not-allowed;
    opacity: 0.6;
}

.general-msg-compose-footer .btn-secondary {
    background: #64748b;
    border: none;
}

.general-msg-compose-footer .btn-secondary:hover {
    background: #475569;
}

/* ============================================================================
   MESSAGES PANEL STYLES
   ============================================================================ */

/* Panel Container */
.general-msg-panel {
    height: 100%;
    display: flex;
    flex-direction: column;
}

/* Panel Container - 2 columns on desktop */
.general-msg-panel-container {
    display: flex;
    height: calc(100vh - 250px);
    overflow: hidden;
    flex: 1;
}

.general-msg-panel-list-column {
    flex: 0 0 40%;
    border-right: 1px solid #e2e8f0;
    display: flex;
    flex-direction: column;
    background: #f8fafc;
}

.general-msg-panel-detail-column {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: white;
    overflow-y: auto;
}

/* Panel Header */
.general-msg-panel-header {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    padding: 1.25rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 2px solid #059669;
}

.general-msg-panel-header h5 {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.general-msg-panel-header .btn {
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: white;
    font-weight: 600;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    transition: all 0.2s ease;
}

.general-msg-panel-header .btn:hover {
    background: rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-2px);
}

/* Tabs */
.general-msg-panel-tabs {
    display: flex;
    background: #f8fafc;
    border-bottom: 2px solid #e2e8f0;
    padding: 0 1rem;
    gap: 0.5rem;
    justify-content: flex-start;
}

.general-msg-panel-tab {
    flex: 0 0 auto;
    background: none;
    border: none;
    padding: 0.9rem 1.2rem;
    font-weight: 600;
    color: #64748b;
    cursor: pointer;
    transition: all 0.2s ease;
    border-bottom: 3px solid transparent;
    position: relative;
}

.general-msg-panel-tab:hover {
    color: #10b981;
    background: rgba(16, 185, 129, 0.05);
}

.general-msg-panel-tab.active {
    color: #10b981;
    border-bottom-color: #10b981;
}

.general-msg-panel-tab .badge {
    margin-left: 0.5rem;
    background: #10b981;
    font-size: 0.75rem;
}

.general-msg-empty-compose-btn {
    margin-top: 1.5rem;
    background: linear-gradient(135deg, #0f9b5c 0%, #0c7a47 100%);
    border: none;
    color: white;
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 1.25rem 2rem;
    border-radius: 18px;
    font-weight: 600;
    box-shadow: 0 10px 25px rgba(15, 155, 92, 0.25);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.general-msg-empty-compose-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 30px rgba(12, 122, 71, 0.3);
    color: white;
}

.general-msg-empty-compose-icon {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
}

.general-msg-empty-compose-label {
    font-size: 1rem;
    text-align: center;
}

/* Message List */
.general-msg-panel-list {
    flex: 1;
    overflow-y: auto;
    padding: 1rem;
}

.general-msg-panel-list::-webkit-scrollbar {
    width: 8px;
}

.general-msg-panel-list::-webkit-scrollbar-track {
    background: #f1f5f9;
}

.general-msg-panel-list::-webkit-scrollbar-thumb {
    background: #10b981;
    border-radius: 4px;
}

/* Message Item */
.general-msg-list-item {
    background: white;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    padding: 0.85rem 1rem;
    margin-bottom: 0.65rem;
    cursor: pointer;
    transition: all 0.2s ease;
}
.general-msg-list-item-compact {
    padding: 0.65rem 0.85rem;
    margin-bottom: 0.5rem;
}

.general-msg-list-item-compact .general-msg-list-item-header {
    margin-bottom: 0.35rem;
}

.general-msg-list-item-compact .general-msg-list-item-subject {
    margin-bottom: 0.25rem;
}

.general-msg-list-item:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transform: translateX(4px);
    border-color: #10b981;
}

.general-msg-list-item.unread {
    background: #f0fdf4;
    border-color: #10b981;
    border-left: 4px solid #10b981;
}

.general-msg-list-item-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.general-msg-list-item-sender {
    font-weight: 600;
    color: #1e293b;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.general-msg-list-item.unread .general-msg-list-item-sender {
    color: #047857;
}

.general-msg-list-item-date {
    font-size: 0.8rem;
    color: #64748b;
}

.general-msg-list-item-subject {
    font-weight: 500;
    color: #475569;
    margin-bottom: 0.35rem;
    font-size: 0.88rem;
}

.general-msg-list-item-meta {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.78rem;
    color: #64748b;
}

.general-msg-list-item-meta span {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
}

.general-msg-list-item-meta i {
    color: #10b981;
}

/* Empty State */
.general-msg-panel-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem 1rem;
    text-align: center;
    color: #64748b;
}

.general-msg-panel-empty i {
    font-size: 4rem;
    color: #cbd5e1;
    margin-bottom: 1rem;
}

.general-msg-panel-empty h6 {
    font-size: 1.1rem;
    font-weight: 600;
    color: #475569;
    margin-bottom: 0.5rem;
}

/* Loading State */
.general-msg-panel-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 3rem;
}

.general-msg-panel-loading .spinner-border {
    color: #10b981;
    width: 3rem;
    height: 3rem;
}

/* Pagination */
.general-msg-panel-pagination {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    background: #f8fafc;
    border-top: 1px solid #e2e8f0;
}

.general-msg-panel-pagination .btn {
    font-weight: 600;
    padding: 0.5rem 1rem;
    border-radius: 6px;
}

.general-msg-panel-pagination-info {
    font-size: 0.9rem;
    color: #64748b;
}

/* ============================================================================
   MESSAGE DETAIL STYLES
   ============================================================================ */

/* Order Info Box */
.general-msg-order-info-box {
    background: linear-gradient(135deg, #dbeafe 0%, #bfdbfe 100%);
    border: 2px solid #3b82f6;
    border-radius: 8px;
    padding: 1rem;
    margin: 1rem 1.5rem;
}

.general-msg-order-info-header {
    font-weight: 600;
    color: #1e40af;
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    font-size: 0.95rem;
}

.general-msg-order-info-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 0.75rem;
}

.general-msg-order-info-item {
    display: flex;
    flex-direction: column;
}

.general-msg-order-info-label {
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    color: #1e40af;
    margin-bottom: 0.25rem;
}

.general-msg-order-info-value {
    font-size: 0.9rem;
    font-weight: 500;
    color: #1e3a8a;
}

/* Recipients Box */
.general-msg-recipients-box {
    border-top: 1px solid #e2e8f0;
    padding: 0.75rem 1rem;
    margin: 0 1rem 1rem;
}

.general-msg-recipients-title {
    font-weight: 600;
    color: #0f766e;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.general-msg-recipients-content {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    color: #334155;
    font-size: 0.85rem;
}

.general-msg-recipients-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
}

.general-msg-recipients-label {
    font-weight: 600;
    color: #0f172a;
}

.general-msg-recipients-text {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
}

.general-msg-recipients-text span {
    white-space: nowrap;
}

.general-msg-recipient-email {
    color: #0f766e;
}

.general-msg-reply-client-info {
    margin: 0 1rem 1rem;
    font-size: 0.85rem;
    color: #334155;
    line-height: 1.4;
}

.general-msg-reply-indicator {
    font-size: 0.75rem;
    font-weight: 600;
    color: #047857;
}

/* Detail Tabs */
.general-msg-detail-tabs {
    display: flex;
    background: #f8fafc;
    border-bottom: 2px solid #e2e8f0;
    position: sticky;
    top: 0;
    z-index: 10;
}

.general-msg-detail-tab {
    flex: 1;
    background: none;
    border: none;
    padding: 1rem;
    font-weight: 600;
    color: #64748b;
    cursor: pointer;
    transition: all 0.2s ease;
    border-bottom: 3px solid transparent;
}

.general-msg-detail-tab:hover {
    color: #10b981;
    background: rgba(16, 185, 129, 0.05);
}

.general-msg-detail-tab.active {
    color: #10b981;
    border-bottom-color: #10b981;
    background: white;
}

.general-msg-detail-tab .badge {
    font-size: 0.75rem;
}

/* Tab Content Areas */
.general-msg-tab-content {
    flex: 1;
    overflow-y: auto;
}

/* Thread Container */
.general-msg-thread-container {
    padding: 1.5rem;
}

.general-msg-thread-item {
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    padding: 1.25rem;
    margin-bottom: 1.5rem;
    position: relative;
}

.general-msg-thread-item.reply {
    margin-left: 2rem;
    background: white;
    border-left: 3px solid #10b981;
}

.general-msg-thread-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid #e2e8f0;
}

.general-msg-thread-sender {
    font-weight: 600;
    color: #1e293b;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.general-msg-thread-sender i {
    color: #10b981;
}

.general-msg-thread-date {
    font-size: 0.85rem;
    color: #64748b;
}

.general-msg-thread-content {
    color: #475569;
    line-height: 1.6;
    margin-bottom: 1rem;
}

/* Thread Attachments */
.general-msg-thread-attachments {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 0.75rem;
    margin-top: 1rem;
}

/* Documents & Photos Grid */
.general-msg-documents-grid,
.general-msg-photos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 1rem;
    padding: 1.5rem;
}

.general-msg-document-item,
.general-msg-photo-item {
    background: white;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    padding: 1rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s ease;
}

.general-msg-document-item:hover,
.general-msg-photo-item:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transform: translateY(-2px);
    border-color: #10b981;
}

.general-msg-photo-item img {
    width: 100%;
    height: 120px;
    object-fit: cover;
    border-radius: 6px;
    margin-bottom: 0.5rem;
}

.general-msg-document-item i {
    font-size: 2.5rem;
    color: #10b981;
    margin-bottom: 0.5rem;
}

.general-msg-document-name,
.general-msg-photo-name {
    font-size: 0.85rem;
    font-weight: 500;
    color: #1e293b;
    text-overflow: ellipsis;
    overflow: hidden;
    white-space: nowrap;
}

.general-msg-document-meta,
.general-msg-photo-meta {
    font-size: 0.75rem;
    color: #64748b;
    margin-top: 0.25rem;
}

/* Detail Footer */
.general-msg-detail-footer {
    padding: 1rem 1.5rem;
    background: #f8fafc;
    border-top: 1px solid #e2e8f0;
    position: sticky;
    bottom: 0;
}

.general-msg-detail-footer .btn {
    font-weight: 600;
    padding: 0.75rem 1.5rem;
    border-radius: 6px;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    border: none;
    transition: all 0.2s ease;
}

.general-msg-detail-footer .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

/* Mobile Back Button */
.general-msg-back-btn {
    display: none;
    position: fixed;
    bottom: 1rem;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
    z-index: 1000;
    transition: all 0.2s ease;
}

.general-msg-back-btn:hover {
    transform: translateX(-50%) translateY(-2px);
    box-shadow: 0 6px 16px rgba(16, 185, 129, 0.4);
}

/* Selected Message Highlight */
.general-msg-list-item.active {
    background: #e0f2fe;
    border-color: #0284c7;
    border-left: 4px solid #0284c7;
}

/* ============================================================================
   RESPONSIVE DESIGN
   ============================================================================ */

@media (max-width: 768px) {
    /* Compose Modal */
    .general-msg-compose-body {
        padding: 1rem;
    }
    
    .general-msg-compose-section {
        padding: 1rem;
    }
    
    .general-msg-recipient-group-content {
        padding: 0.75rem;
    }
    
    .general-msg-recipient-group-header {
        font-size: 0.9rem;
        padding: 0.625rem 0.875rem;
    }
    
    .general-msg-compose-file-preview {
        grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    }
    
    .general-msg-compose-editor .ql-editor {
        min-height: 200px;
    }
    
    /* Panel Header */
    .general-msg-panel-header h5 {
        font-size: 1rem;
    }
    
    .general-msg-panel-header .btn {
        font-size: 0.85rem;
        padding: 0.4rem 0.75rem;
    }
    
    /* Tabs */
    .general-msg-panel-tabs {
        padding: 0 0.5rem;
    }
    
    .general-msg-panel-tab {
        padding: 0.75rem;
        font-size: 0.9rem;
    }
    
    /* Panel Container - Switch to single column */
    .general-msg-panel-container {
        flex-direction: column;
    }
    
    .general-msg-panel-list-column {
        flex: 1;
        border-right: none;
        border-bottom: 1px solid #e2e8f0;
    }
    
    .general-msg-panel-detail-column {
        flex: 1;
    }
    
    /* Mobile toggle visibility */
    .general-msg-panel-list-column.mobile-hidden {
        display: none;
    }
    
    .general-msg-panel-detail-column.mobile-visible {
        display: flex;
    }
    
    .general-msg-back-btn.mobile-visible {
        display: block;
    }
    
    /* List */
    .general-msg-panel-list {
        padding: 0.75rem;
    }
    
    .general-msg-list-item {
        padding: 0.875rem;
    }
    
    /* Thread Items */
    .general-msg-thread-item.reply {
        margin-left: 1rem;
    }
    
    /* Documents & Photos */
    .general-msg-documents-grid,
    .general-msg-photos-grid {
        grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
        padding: 1rem;
    }
    
    /* Order Info Box */
    .general-msg-order-info-box {
        margin: 1rem;
    }
    
    .general-msg-order-info-content {
        grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    }
}