/* excel-to-json — tool styles scoped to .tool-card */

.tool-card .header h1 { font-size: 32px; margin-bottom: 10px; font-weight: 700; }
.tool-card .breadcrumb a { color: #667eea; text-decoration: none; font-size: 14px; }
.tool-card .breadcrumb span { color: #666; margin: 0 8px; }
.tool-card .upload-area { border: 3px dashed #667eea; border-radius: 12px; padding: 60px 20px; text-align: center; cursor: pointer; transition: all 0.3s; margin-bottom: 30px; }
.tool-card .upload-area:hover { background: #667eea15; }
.tool-card .btn { padding: 14px 30px; background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); color: white; border: none; border-radius: 8px; font-size: 16px; font-weight: 600; cursor: pointer; }
.tool-card .output { background: #1e1e1e; color: #d4d4d4; padding: 20px; border-radius: 8px; font-family: monospace; font-size: 13px; margin-top: 20px; display: none; max-height: 400px; overflow-y: auto; }
.tool-card .seo-content {
            margin-top: 40px;
            line-height: 1.9;
            color: #444;
            font-size: 15px;
        }
.tool-card .seo-content .container {
            padding: 0 20px;
        }
.tool-card .seo-content h2, .tool-card .seo-content h3 {
            font-size: 18px;
            font-weight: 600;
            margin-top: 24px;
            margin-bottom: 10px;
            color: #667eea;
        }
.tool-card .seo-content p {
            margin-bottom: 14px;
            color: #555;
        }
.tool-card .seo-content ul, .tool-card .seo-content ol {
            margin-left: 22px;
            margin-bottom: 16px;
        }
.tool-card .seo-content li {
            margin-bottom: 8px;
            color: #555;
        }
.tool-card .examples-content {
            margin-top: 40px;
            line-height: 1.9;
            color: #444;
            font-size: 15px;
        }
.tool-card .examples-content .container {
            padding: 0 20px;
        }
.tool-card .examples-content h2, .tool-card .examples-content h3 {
            font-size: 18px;
            font-weight: 600;
            margin-top: 24px;
            margin-bottom: 10px;
            color: #667eea;
        }
.tool-card .examples-content p {
            margin-bottom: 14px;
            color: #555;
        }
.tool-card .examples-content pre {
            background: #1e1e2e;
            color: #cdd6f4;
            padding: 18px 20px;
            border-radius: 8px;
            overflow-x: auto;
            margin-bottom: 18px;
            font-size: 13px;
            line-height: 1.6;
        }
.tool-card .examples-content code {
            font-family: 'Fira Code', 'Cascadia Code', 'Monaco', 'Menlo', monospace;
        }
.tool-card .examples-content ul, .tool-card .examples-content ol {
            margin-left: 22px;
            margin-bottom: 16px;
        }
.tool-card .examples-content li {
            margin-bottom: 8px;
            color: #555;
        }