/* 전역 스타일 */
:root {
    --primary-color: #4f46e5;
    --secondary-color: #6366f1;
    --success-color: #10b981;
    --danger-color: #ef4444;
    --warning-color: #f59e0b;
    --info-color: #3b82f6;
    --dark-color: #1f2937;
    --light-color: #f9fafb;
    --border-color: #e5e7eb;
    --text-primary: #111827;
    --text-secondary: #6b7280;
    --sidebar-width: 260px;
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--light-color);
    color: var(--text-primary);
    line-height: 1.6;
}

/* 사이드바 */
.sidebar {
    position: fixed;
    left: 0;
    top: 0;
    bottom: 0;
    width: var(--sidebar-width);
    background: linear-gradient(180deg, #4f46e5 0%, #3730a3 100%);
    color: white;
    padding: 20px 0;
    overflow-y: auto;
    box-shadow: 2px 0 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    margin-bottom: 20px;
}

.logo i {
    font-size: 32px;
}

.logo h1 {
    font-size: 24px;
    font-weight: 700;
}

.nav-menu {
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: 0 10px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 20px;
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    border-radius: 8px;
    transition: var(--transition);
    font-size: 15px;
}

.nav-item:hover {
    background: rgba(255, 255, 255, 0.1);
    color: white;
}

.nav-item.active {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    font-weight: 600;
}

.nav-item i {
    font-size: 18px;
    width: 20px;
    text-align: center;
}

/* 메인 컨텐츠 */
.main-content {
    margin-left: var(--sidebar-width);
    padding: 30px;
    min-height: 100vh;
}

.page {
    display: none;
}

.page.active {
    display: block;
}

.page-header {
    margin-bottom: 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
}

.page-header h2 {
    font-size: 28px;
    font-weight: 700;
    color: var(--dark-color);
    margin-bottom: 5px;
}

.page-header p {
    color: var(--text-secondary);
    font-size: 14px;
}

.header-actions {
    display: flex;
    gap: 10px;
}

/* 카드 */
.card {
    background: white;
    border-radius: 12px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    margin-bottom: 20px;
    overflow: hidden;
}

.card-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.card-header h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--dark-color);
}

.card-body {
    padding: 24px;
}

/* 통계 카드 */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background: white;
    border-radius: 12px;
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 20px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
}

.stat-card:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transform: translateY(-2px);
}

.stat-icon {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: white;
}

.stat-icon.blue { background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); }
.stat-icon.green { background: linear-gradient(135deg, #10b981 0%, #059669 100%); }
.stat-icon.red { background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%); }
.stat-icon.purple { background: linear-gradient(135deg, #8b5cf6 0%, #7c3aed 100%); }

.stat-info h3 {
    font-size: 32px;
    font-weight: 700;
    color: var(--dark-color);
    margin-bottom: 5px;
}

.stat-info p {
    color: var(--text-secondary);
    font-size: 14px;
}

/* 대시보드 그리드 */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 20px;
}

/* 버튼 */
.btn {
    padding: 10px 20px;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
}

.btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

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

.btn-primary {
    background: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background: #4338ca;
}

.btn-secondary {
    background: var(--text-secondary);
    color: white;
}

.btn-secondary:hover {
    background: #4b5563;
}

.btn-danger {
    background: var(--danger-color);
    color: white;
}

.btn-danger:hover {
    background: #dc2626;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 13px;
}

/* 폼 */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--dark-color);
    font-size: 14px;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="tel"],
.form-group input[type="url"],
.form-group input[type="date"],
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 14px;
    transition: var(--transition);
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

.form-group textarea {
    resize: vertical;
}

.form-group small {
    display: block;
    margin-top: 5px;
    color: var(--text-secondary);
    font-size: 12px;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
}

.form-actions {
    display: flex;
    gap: 10px;
    margin-top: 30px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    width: auto;
}

/* 테이블 */
.table-controls {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.search-input {
    flex: 1;
    min-width: 200px;
    padding: 10px 14px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 14px;
}

.filter-select {
    padding: 10px 14px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 14px;
    min-width: 150px;
}

.date-input {
    padding: 10px 14px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 14px;
}

.table-container {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

table thead {
    background: var(--light-color);
    border-bottom: 2px solid var(--border-color);
}

table th {
    padding: 12px;
    text-align: left;
    font-weight: 600;
    color: var(--dark-color);
}

table td {
    padding: 12px;
    border-bottom: 1px solid var(--border-color);
}

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

table tbody tr:hover {
    background: var(--light-color);
}

/* 배지 */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
}

.badge-success {
    background: #d1fae5;
    color: #065f46;
}

.badge-warning {
    background: #fef3c7;
    color: #92400e;
}

.badge-danger {
    background: #fee2e2;
    color: #991b1b;
}

.badge-info {
    background: #dbeafe;
    color: #1e40af;
}

.badge-secondary {
    background: #e5e7eb;
    color: #374151;
}

/* 빈 상태 */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-secondary);
}

/* 모달 */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 9999;
    padding: 20px;
    overflow-y: auto;
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: white;
    border-radius: 12px;
    max-width: 500px;
    width: 100%;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: modalSlideIn 0.3s ease;
}

.modal-large {
    max-width: 800px;
}

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

.modal-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--dark-color);
}

.modal-close {
    background: none;
    border: none;
    font-size: 28px;
    color: var(--text-secondary);
    cursor: pointer;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: var(--transition);
}

.modal-close:hover {
    background: var(--light-color);
    color: var(--dark-color);
}

.modal-body {
    padding: 24px;
}

.modal-actions {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
    margin-top: 24px;
}

/* RCS 발송 페이지 */
.send-container {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 20px;
}

.send-form-section {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.variable-section {
    background: var(--light-color);
    padding: 15px;
    border-radius: 8px;
    margin-top: 15px;
}

.variable-section h4 {
    margin-bottom: 10px;
    color: var(--dark-color);
}

.help-text {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 15px;
}

#variable-fields {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.variable-field-row {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 10px;
    align-items: center;
}

.variable-field-row label {
    font-weight: 500;
    font-size: 13px;
}

/* RCS 미리보기 */
.preview-card {
    position: sticky;
    top: 20px;
}

.rcs-preview {
    display: flex;
    justify-content: center;
    padding: 20px;
}

.phone-frame {
    width: 100%;
    max-width: 360px;
    background: white;
    border: 2px solid var(--border-color);
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
}

.phone-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.phone-header span {
    font-size: 14px;
    font-weight: 600;
}

.rcs-badge {
    background: rgba(255, 255, 255, 0.3);
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 11px;
}

.phone-body {
    padding: 20px;
    min-height: 400px;
    background: var(--light-color);
}

.message-bubble {
    background: white;
    padding: 15px;
    border-radius: 12px;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
    margin-bottom: 15px;
}

.message-title {
    font-weight: 600;
    font-size: 16px;
    margin-bottom: 10px;
    color: var(--dark-color);
}

.message-content {
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-primary);
    white-space: pre-wrap;
}

.message-media {
    width: 100%;
    border-radius: 8px;
    margin-bottom: 10px;
}

.message-buttons {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 15px;
}

.message-button {
    padding: 12px;
    border: 1px solid var(--primary-color);
    background: white;
    color: var(--primary-color);
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
}

.message-button:hover {
    background: var(--primary-color);
    color: white;
}

/* 수신자 목록 */
.recipient-list {
    max-height: 300px;
    overflow-y: auto;
}

.recipient-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px;
    border-bottom: 1px solid var(--border-color);
}

.recipient-item:last-child {
    border-bottom: none;
}

.recipient-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.recipient-name {
    font-weight: 500;
    color: var(--dark-color);
}

.recipient-phone {
    font-size: 13px;
    color: var(--text-secondary);
}

/* 상태 목록 */
.status-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.status-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px;
    background: var(--light-color);
    border-radius: 8px;
}

.status-name {
    font-weight: 500;
    color: var(--dark-color);
}

/* 버튼 설정 */
#button-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 10px;
}

.button-config {
    display: grid;
    grid-template-columns: 1fr 1fr auto;
    gap: 10px;
    align-items: end;
    padding: 15px;
    background: var(--light-color);
    border-radius: 8px;
}

.button-remove {
    padding: 10px;
    background: var(--danger-color);
    color: white;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: var(--transition);
}

.button-remove:hover {
    background: #dc2626;
}

/* 업로드 영역 */
.upload-area {
    border: 2px dashed var(--border-color);
    border-radius: 12px;
    padding: 40px;
    text-align: center;
    background: var(--light-color);
    margin-bottom: 20px;
}

.upload-area i {
    color: var(--success-color);
    margin-bottom: 15px;
}

.upload-area h4 {
    color: var(--dark-color);
    margin-bottom: 10px;
}

.upload-area p {
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: 20px;
}

.help-box {
    background: var(--light-color);
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 20px;
}

.help-box h5 {
    color: var(--dark-color);
    margin-bottom: 10px;
}

.help-box ul {
    margin-left: 20px;
    color: var(--text-secondary);
    font-size: 14px;
}

.help-box li {
    margin-bottom: 5px;
}

/* 토스트 알림 */
#toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 10000;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toast {
    background: white;
    padding: 16px 20px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 300px;
    animation: toastSlideIn 0.3s ease;
}

@keyframes toastSlideIn {
    from {
        opacity: 0;
        transform: translateX(100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.toast.success {
    border-left: 4px solid var(--success-color);
}

.toast.error {
    border-left: 4px solid var(--danger-color);
}

.toast.info {
    border-left: 4px solid var(--info-color);
}

.toast i {
    font-size: 20px;
}

.toast.success i {
    color: var(--success-color);
}

.toast.error i {
    color: var(--danger-color);
}

.toast.info i {
    color: var(--info-color);
}

.toast-message {
    flex: 1;
    font-size: 14px;
    color: var(--dark-color);
}

/* 액션 버튼 */
.action-buttons {
    display: flex;
    gap: 8px;
}

.action-btn {
    padding: 6px 10px;
    border: none;
    border-radius: 6px;
    font-size: 12px;
    cursor: pointer;
    transition: var(--transition);
}

.action-btn i {
    font-size: 14px;
}

.action-btn-edit {
    background: var(--info-color);
    color: white;
}

.action-btn-edit:hover {
    background: #2563eb;
}

.action-btn-delete {
    background: var(--danger-color);
    color: white;
}

.action-btn-delete:hover {
    background: #dc2626;
}

.action-btn-view {
    background: var(--text-secondary);
    color: white;
}

.action-btn-view:hover {
    background: #4b5563;
}

/* 반응형 디자인 */
@media (max-width: 1200px) {
    .send-container {
        grid-template-columns: 1fr;
    }
    
    .preview-section {
        order: -1;
    }
    
    .preview-card {
        position: relative;
        top: 0;
    }
}

@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
        transition: var(--transition);
    }
    
    .sidebar.active {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
        padding: 20px;
    }
    
    .page-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .button-config {
        grid-template-columns: 1fr;
    }
    
    .table-controls {
        flex-direction: column;
    }
    
    .search-input,
    .filter-select {
        width: 100%;
    }
}

/* 로딩 스피너 */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 1s ease-in-out infinite;
}

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

/* 템플릿 미디어 미리보기 */
.template-media-preview {
    margin-top: 10px;
}

.template-media-preview img,
.template-media-preview video {
    max-width: 100%;
    max-height: 300px;
    border-radius: 8px;
    border: 2px solid var(--border-color);
    margin-top: 10px;
}

/* 캐러셀 미리보기 */
.carousel-preview {
    display: flex;
    gap: 10px;
    overflow-x: auto;
    padding: 10px 5px;
    margin-bottom: 10px;
    scroll-snap-type: x mandatory;
}

.carousel-preview::-webkit-scrollbar {
    height: 6px;
}

.carousel-preview::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.05);
    border-radius: 3px;
}

.carousel-preview::-webkit-scrollbar-thumb {
    background: rgba(79, 70, 229, 0.5);
    border-radius: 3px;
}

.carousel-card {
    min-width: 180px;
    max-width: 200px;
    flex-shrink: 0;
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
    scroll-snap-align: start;
}

.carousel-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.carousel-card-image {
    width: 100%;
    height: 130px;
    object-fit: cover;
}

.carousel-card-content {
    padding: 10px;
    background: white;
}

.carousel-card-title {
    font-weight: 600;
    font-size: 13px;
    color: var(--dark-color);
    margin-bottom: 4px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.carousel-card-description {
    font-size: 11px;
    color: var(--text-secondary);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.carousel-card-item {
    background: var(--light-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 15px;
    margin-bottom: 15px;
}

.carousel-card-item .form-row {
    margin-bottom: 10px;
}

.carousel-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-color);
}

.carousel-card-title {
    font-weight: 600;
    color: var(--dark-color);
}

.carousel-card-remove {
    padding: 6px 10px;
    background: var(--danger-color);
    color: white;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 12px;
}

/* 발송 상세 정보 스타일 */
.detail-section {
    margin-bottom: 30px;
}

.detail-section h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--primary-color);
}

.detail-table {
    width: 100%;
    border-collapse: collapse;
}

.detail-table th {
    text-align: left;
    padding: 10px;
    background: var(--light-color);
    font-weight: 600;
    color: var(--dark-color);
    width: 30%;
    border-bottom: 1px solid var(--border-color);
}

.detail-table td {
    padding: 10px;
    border-bottom: 1px solid var(--border-color);
}

.detail-list {
    list-style: none;
    padding: 0;
}

.detail-list li {
    padding: 10px;
    background: var(--light-color);
    border-radius: 6px;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.detail-list i {
    color: var(--primary-color);
}

/* 예약 발송 스타일 */
.schedule-section {
    background: var(--light-color);
    padding: 15px;
    border-radius: 8px;
    margin-top: 10px;
}

.schedule-type-selector {
    display: flex;
    gap: 20px;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border-color);
}

.radio-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    color: var(--dark-color);
}

.radio-label input[type="radio"] {
    width: auto;
    cursor: pointer;
}

.radio-label:hover {
    color: var(--primary-color);
}

.schedule-settings {
    padding-top: 15px;
    animation: slideDown 0.3s ease;
}

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

.recurring-detail {
    margin-top: 15px;
    padding: 15px;
    background: white;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.weekday-selector {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-top: 10px;
}

.weekday-selector .checkbox-label {
    padding: 8px 16px;
    background: white;
    border: 2px solid var(--border-color);
    border-radius: 20px;
    cursor: pointer;
    transition: var(--transition);
    font-size: 14px;
}

.weekday-selector .checkbox-label:hover {
    border-color: var(--primary-color);
    background: rgba(79, 70, 229, 0.05);
}

.weekday-selector input[type="checkbox"] {
    display: none;
}

.weekday-selector input[type="checkbox"]:checked + span,
.weekday-selector label:has(input[type="checkbox"]:checked) {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* 파일 첨부 스타일 */
.file-attachment-section,
.image-insert-section {
    margin-top: 10px;
}

.file-upload-area {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
}

.file-upload-hint {
    font-size: 13px;
    color: var(--text-secondary);
}

.attached-files-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.attached-file-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 12px;
    background: var(--light-color);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    transition: var(--transition);
}

.attached-file-item:hover {
    background: #f3f4f6;
}

.file-info {
    display: flex;
    align-items: center;
    gap: 10px;
    flex: 1;
}

.file-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: white;
    border-radius: 6px;
    color: var(--primary-color);
    font-size: 18px;
}

.file-details {
    flex: 1;
}

.file-name {
    font-weight: 500;
    font-size: 14px;
    color: var(--dark-color);
    margin-bottom: 2px;
}

.file-size {
    font-size: 12px;
    color: var(--text-secondary);
}

.file-remove-btn {
    padding: 6px 10px;
    background: var(--danger-color);
    color: white;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 12px;
    transition: var(--transition);
}

.file-remove-btn:hover {
    background: #dc2626;
}

.inline-image-preview {
    margin-top: 10px;
}

.inline-image-item {
    position: relative;
    display: inline-block;
}

.inline-image-item img {
    max-width: 300px;
    max-height: 200px;
    border-radius: 8px;
    border: 2px solid var(--border-color);
}

.inline-image-remove {
    position: absolute;
    top: -8px;
    right: -8px;
    width: 28px;
    height: 28px;
    background: var(--danger-color);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    transition: var(--transition);
}

.inline-image-remove:hover {
    background: #dc2626;
    transform: scale(1.1);
}

.message-attachments {
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid var(--border-color);
}

.message-attachments-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 10px;
}

.message-attachment-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 10px;
    background: var(--light-color);
    border-radius: 6px;
    margin-bottom: 6px;
}

.message-attachment-item i {
    color: var(--primary-color);
    font-size: 16px;
}

.message-attachment-item span {
    font-size: 13px;
    color: var(--dark-color);
}

/* 스크롤바 스타일 */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--light-color);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}