/* =================================
   글수정 전용 스타일 (write.html 기반 확장)
   ================================= */

.freeboard-edit-container {
    padding: var(--spacing-xl, 2rem) 0;
    min-height: 100vh;
    background: linear-gradient(135deg, #fafbfc 0%, #f7fafc 100%);
}

/* 수정 정보 카드 */
.edit-info {
    margin-bottom: var(--spacing-xl, 2rem);
}

.info-card {
    background: linear-gradient(135deg, #fff7ed 0%, var(--bg-white, #ffffff) 100%);
    border: 1px solid #fed7aa;
    border-radius: 20px;
    padding: var(--spacing-xl, 2rem);
    display: flex;
    align-items: center;
    gap: var(--spacing-lg, 1.5rem);
    position: relative;
    overflow: hidden;
}

.info-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #f59e0b 0%, #f97316 100%);
}

.info-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, #f59e0b 0%, #f97316 100%);
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.75rem;
    box-shadow: 0 8px 32px rgba(245, 158, 11, 0.3);
    flex-shrink: 0;
}

.info-content h2 {
    font-size: var(--font-size-2xl, 1.5rem);
    font-weight: 800;
    color: var(--text-primary, #1a1a1a);
    margin: 0 0 var(--spacing-xs, 0.25rem) 0;
}

.info-content p {
    color: var(--text-secondary, #6b7280);
    font-size: var(--font-size-base, 1rem);
    margin: 0 0 var(--spacing-md, 1rem) 0;
}

.edit-meta {
    display: flex;
    gap: var(--spacing-lg, 1.5rem);
    flex-wrap: wrap;
}

.meta-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs, 0.25rem);
    font-size: var(--font-size-sm, 0.875rem);
    color: var(--text-muted, #9ca3af);
    font-weight: 500;
}

.meta-item i {
    color: #f59e0b;
    width: 14px;
}

/* 수정 폼 스타일 (write.html 기반) */
.edit-form {
    background: var(--bg-white, #ffffff);
    border: 1px solid var(--border-light, #e2e8f0);
    border-radius: 20px;
    padding: var(--spacing-2xl, 3rem);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
}

/* 수정 모드 특별 스타일 */
.category-group .form-text {
    color: #f59e0b;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs, 0.25rem);
}

.form-select:disabled {
    background-color: var(--bg-lighter, #f7fafc);
    color: var(--text-muted, #9ca3af);
    cursor: not-allowed;
}

.edit-notice {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs, 0.25rem);
    font-size: var(--font-size-sm, 0.875rem);
    color: var(--text-muted, #9ca3af);
    font-weight: 500;
}

.edit-notice i {
    color: #f59e0b;
}

/* 오류 상태 스타일 */
.alert {
    background: var(--bg-white, #ffffff);
    border: 1px solid var(--border-light, #e2e8f0);
    border-radius: 20px;
    padding: var(--spacing-2xl, 3rem);
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
}

.alert.alert-danger {
    background: linear-gradient(135deg, #fef2f2 0%, var(--bg-white, #ffffff) 100%);
    border-color: #fecaca;
}

.alert.alert-danger::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #ef4444 0%, #dc2626 100%);
}

.alert h3 {
    color: var(--text-primary, #1a1a1a);
    font-size: var(--font-size-xl, 1.25rem);
    font-weight: 700;
    margin: var(--spacing-lg, 1.5rem) 0 var(--spacing-sm, 0.5rem) 0;
}

.alert p {
    color: var(--text-secondary, #6b7280);
    margin-bottom: var(--spacing-lg, 1.5rem);
}

.alert i {
    font-size: 2rem;
    color: #ef4444;
}

/* 기존 write.html 스타일 재사용 */
.form-group {
    margin-bottom: var(--spacing-xl, 2rem);
}

.form-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm, 0.5rem);
    margin-bottom: var(--spacing-sm, 0.5rem);
    font-weight: 600;
    color: var(--text-secondary, #6b7280);
    font-size: var(--font-size-sm, 0.875rem);
}

.form-label i {
    color: var(--primary-green, #00c896);
    width: 16px;
}

.required {
    color: #ef4444;
    font-weight: 700;
}

.form-control {
    width: 100%;
    padding: var(--spacing-md, 1rem);
    background: var(--bg-input, #ffffff);
    border: 2px solid var(--border-light, #e2e8f0);
    border-radius: 12px;
    color: var(--text-primary, #1a1a1a);
    font-size: var(--font-size-base, 1rem);
    transition: var(--transition-fast, all 0.15s ease);
    resize: vertical;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-green, #00c896);
    box-shadow: 0 0 0 3px rgba(0, 200, 150, 0.1);
}

.form-control.is-invalid {
    border-color: #ef4444;
}

.content-editor {
    min-height: 300px;
    font-family: var(--font-family);
    line-height: 1.6;
}

.form-text {
    margin-top: var(--spacing-xs, 0.25rem);
    font-size: var(--font-size-sm, 0.875rem);
    color: var(--text-muted, #9ca3af);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.char-count {
    font-weight: 500;
    font-family: monospace;
}

.invalid-feedback {
    display: block;
    margin-top: var(--spacing-xs, 0.25rem);
    font-size: var(--font-size-sm, 0.875rem);
    color: #ef4444;
    font-weight: 500;
}

/* 에디터 툴바 */
.editor-toolbar {
    display: flex;
    gap: var(--spacing-md, 1rem);
    padding: var(--spacing-sm, 0.5rem);
    background: var(--bg-lighter, #f7fafc);
    border: 2px solid var(--border-light, #e2e8f0);
    border-bottom: none;
    border-radius: 12px 12px 0 0;
}

.toolbar-group {
    display: flex;
    gap: var(--spacing-xs, 0.25rem);
}

.toolbar-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border: none;
    background: transparent;
    color: var(--text-secondary, #6b7280);
    border-radius: 6px;
    cursor: pointer;
    transition: var(--transition-fast, all 0.15s ease);
}

.toolbar-btn:hover {
    background: var(--bg-white, #ffffff);
    color: var(--primary-green, #00c896);
}

.toolbar-btn.active {
    background: var(--primary-green, #00c896);
    color: white;
}

.editor-toolbar + .content-editor {
    border-radius: 0 0 12px 12px;
}

/* 태그 관련 */
.tags-preview {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm, 0.5rem);
    margin-top: var(--spacing-sm, 0.5rem);
}

.tag-item {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs, 0.25rem);
    background: var(--primary-green, #00c896);
    color: white;
    padding: var(--spacing-xs, 0.25rem) var(--spacing-sm, 0.5rem);
    border-radius: 16px;
    font-size: var(--font-size-sm, 0.875rem);
    font-weight: 500;
}

.tag-remove {
    background: none;
    border: none;
    color: white;
    padding: 0;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition-fast, all 0.15s ease);
}

.tag-remove:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* 액션 버튼 */
.form-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: var(--spacing-2xl, 3rem);
    padding-top: var(--spacing-xl, 2rem);
    border-top: 1px solid var(--border-light, #e2e8f0);
    gap: var(--spacing-md, 1rem);
}

.action-left,
.action-right {
    display: flex;
    gap: var(--spacing-sm, 0.5rem);
}

/* 반응형 디자인 */
@media (max-width: 768px) {
    .freeboard-edit-container {
        padding: var(--spacing-lg, 1.5rem) var(--spacing-sm, 0.5rem);
    }
    
    .info-card,
    .edit-form {
        padding: var(--spacing-lg, 1.5rem);
    }
    
    .info-card {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-md, 1rem);
    }
    
    .info-icon {
        width: 56px;
        height: 56px;
        font-size: 1.5rem;
    }
    
    .info-content h2 {
        font-size: var(--font-size-xl, 1.25rem);
    }
    
    .editor-toolbar {
        flex-wrap: wrap;
        gap: var(--spacing-sm, 0.5rem);
    }
    
    .form-actions {
        flex-direction: column;
        align-items: stretch;
    }
    
    .action-left {
        justify-content: center;
        margin-bottom: var(--spacing-sm, 0.5rem);
    }
    
    .action-right {
        justify-content: center;
        flex-wrap: wrap;
    }
}

@media (max-width: 480px) {
    .info-card,
    .edit-form,
    .alert {
        padding: var(--spacing-md, 1rem);
    }
    
    .form-actions {
        gap: var(--spacing-sm, 0.5rem);
    }
    
    .action-left,
    .action-right {
        gap: var(--spacing-xs, 0.25rem);
    }
    
    .btn {
        font-size: var(--font-size-sm, 0.875rem);
        padding: var(--spacing-sm, 0.5rem) var(--spacing-md, 1rem);
    }
    
    .edit-notice {
        font-size: var(--font-size-xs, 0.75rem);
    }
}

/* 접근성 */
@media (prefers-reduced-motion: reduce) {
    .form-control,
    .toolbar-btn {
        transition: none !important;
    }
}

.form-control:focus,
.toolbar-btn:focus,
.btn:focus {
    outline: 2px solid var(--primary-green, #00c896);
    outline-offset: 2px;
}

/* 로딩 상태 */
.loading-state {
    text-align: center;
    padding: var(--spacing-3xl, 4rem) var(--spacing-xl, 2rem);
    color: var(--text-muted, #9ca3af);
}

.loading-spinner {
    display: inline-block;
    width: 32px;
    height: 32px;
    border: 4px solid var(--border-light, #e2e8f0);
    border-radius: 50%;
    border-top-color: var(--primary-green, #00c896);
    animation: spin 1s ease-in-out infinite;
    margin-bottom: var(--spacing-md, 1rem);
}

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