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p{color:var(--text-muted);font-size:1rem}.dropzone{background:var(--surface);border:2px dashed var(--border);border-radius:var(--radius);text-align:center;cursor:pointer;margin-bottom:16px;padding:48px 24px;transition:border-color .2s,background .2s}.dropzone:hover,.dropzone.drag-over{border-color:var(--primary);background:var(--primary-light)}.dropzone-icon{margin-bottom:16px;font-size:3rem;display:block}.dropzone-text{margin-bottom:8px;font-size:1.125rem;font-weight:600}.dropzone-hint{color:var(--text-muted);font-size:.875rem}.dropzone-info{color:var(--text-muted);margin-top:12px;font-size:.75rem}.file-list{margin-top:12px;list-style:none}.file-list li{background:var(--surface);border:1px solid var(--border);border-radius:8px;justify-content:space-between;align-items:center;margin-bottom:8px;padding:8px 12px;font-size:.875rem;display:flex}.file-list .file-name{text-overflow:ellipsis;white-space:nowrap;flex:1;overflow:hidden}.file-list .file-size{color:var(--text-muted);white-space:nowrap;margin-left:12px}.file-list .file-remove{color:var(--error);cursor:pointer;background:0 0;border:none;margin-left:8px;padding:0 4px;font-size:1.125rem}.tool-controls{flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:24px;display:flex}.tool-controls label{color:var(--text-muted);font-size:.875rem;font-weight:500}.tool-controls select,.tool-controls input[type=text]{border:1px solid var(--border);background:var(--surface);color:var(--text);border-radius:8px;padding:8px 12px;font-size:.875rem}.tool-controls select:focus,.tool-controls input[type=text]:focus{border-color:var(--primary);outline:none;box-shadow:0 0 0 3px #2563eb1a}.btn{border-radius:var(--radius);cursor:pointer;border:none;align-items:center;gap:8px;padding:12px 24px;font-size:1rem;font-weight:600;transition:background .2s,transform 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var(--border);border-radius:var(--radius);margin-bottom:24px;padding:24px}.content-section h2{margin-bottom:12px;font-size:1.25rem;font-weight:700}.content-section h3{margin-bottom:8px;font-size:1rem;font-weight:600}.content-section p,.content-section li{color:var(--text);font-size:.9375rem;line-height:1.7}.content-section ol,.content-section ul{padding-left:20px}.content-section li{margin-bottom:8px}.faq-item{border-bottom:1px solid var(--border);padding:16px 0}.faq-item:last-child{border-bottom:none}.faq-question{cursor:pointer;justify-content:space-between;align-items:center;font-size:.9375rem;font-weight:600;display:flex}.faq-question:after{content:"+";color:var(--text-muted);font-size:1.25rem;transition:transform .2s}.faq-item.open .faq-question:after{content:"−"}.faq-answer{max-height:0;color:var(--text-muted);font-size:.875rem;line-height:1.7;transition:max-height .3s;overflow:hidden}.faq-item.open .faq-answer{max-height:300px;padding-top:12px}.ad-unit{border:1px dashed var(--border);border-radius:var(--radius);text-align:center;color:var(--text-muted);background:#f8fafc;justify-content:center;align-items:center;min-height:90px;margin-bottom:24px;padding:24px;font-size:.75rem;display:flex}.ad-unit-leaderboard{min-height:90px}.ad-unit-incontent{min-height:250px}.related-tools{grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:12px;margin-top:16px;display:grid}.related-tool-link{background:var(--primary-light);color:var(--primary);text-align:center;border-radius:8px;padding:8px 16px;font-size:.875rem;font-weight:500;text-decoration:none;transition:background .2s}.related-tool-link:hover{background:#dbeafe}canvas{max-width:100%;height:auto!important}pre{white-space:pre-wrap;word-break:break-word;max-width:100%;overflow-x:auto}.progress-bar{background:var(--border);border-radius:3px;width:100%;height:6px;margin-bottom:16px;display:none;overflow:hidden}.progress-bar.show{display:block}.progress-fill{background:var(--primary);border-radius:3px;width:0%;height:100%;transition:width .3s}@media (width<=640px){.hero{padding:32px 0 24px}.hero h1{font-size:1.5rem}.hero-sub{font-size:1rem}.tool-grid{grid-template-columns:repeat(2,1fr);gap:12px}.tool-card{padding:16px 12px}.tool-icon{font-size:1.5rem}.tool-header h1{font-size:1.375rem}.tool-header p{font-size:.9375rem}.dropzone{padding:32px 16px}.dropzone-icon{font-size:2rem}.dropzone-text{font-size:1rem}.tool-controls{flex-direction:column;align-items:stretch}.tool-controls select,.tool-controls input[type=text],.tool-controls input[type=number],.tool-controls input[type=range]{padding:10px 12px;font-size:1rem}.btn{justify-content:center;min-height:48px;padding:14px 20px;font-size:1rem}.btn-secondary{min-height:44px}.site-nav a,.lang-btn{align-items:center;min-height:40px;padding:8px 10px;font-size:.8125rem;display:inline-flex}.file-list li{padding:12px}.file-list .file-remove{padding:4px 8px;font-size:1.25rem}.content-section{padding:16px}.related-tools{grid-template-columns:1fr 1fr}.ad-unit{min-height:60px}.ad-unit-incontent{min-height:200px}.preview-controls{flex-wrap:wrap;justify-content:center}.preview-controls button{min-height:44px;padding:10px 16px}}