.tool-header[data-astro-cid-ciimxw6w]{text-align:center;padding:2rem 0}.tool-header[data-astro-cid-ciimxw6w] h1[data-astro-cid-ciimxw6w]{font-size:2rem;margin:0 0 .5rem}.tool-header[data-astro-cid-ciimxw6w] p[data-astro-cid-ciimxw6w]{color:var(--text-muted);margin:0 auto;max-width:640px;line-height:1.6}.base64-tool[data-astro-cid-ciimxw6w]{max-width:800px;margin:0 auto}.upload-zone[data-astro-cid-ciimxw6w]{border:2px dashed #cbd5e1;border-radius:1rem;padding:3rem;text-align:center;transition:all .3s cubic-bezier(.4,0,.2,1);cursor:pointer;position:relative;overflow:hidden;background:linear-gradient(135deg,#fafbfc,#f8fafc)}.upload-zone[data-astro-cid-ciimxw6w]:before{content:"";position:absolute;inset:0;background-image:radial-gradient(circle,#cbd5e1 1px,transparent 1px);background-size:24px 24px;opacity:.25;pointer-events:none}.upload-zone[data-astro-cid-ciimxw6w]:hover,.upload-zone[data-astro-cid-ciimxw6w].drag-active{border-color:var(--primary);background:linear-gradient(135deg,#f0f9ff,#e0f2fe);box-shadow:inset 0 0 0 4px #3b82f60f,0 8px 24px #3b82f614;transform:scale(1.005)}.upload-zone[data-astro-cid-ciimxw6w]:hover .upload-icon[data-astro-cid-ciimxw6w],.upload-zone[data-astro-cid-ciimxw6w].drag-active .upload-icon[data-astro-cid-ciimxw6w]{transform:translateY(-4px);color:var(--primary)}.upload-content[data-astro-cid-ciimxw6w]{position:relative;z-index:1}.upload-icon[data-astro-cid-ciimxw6w]{width:52px;height:52px;color:var(--text-muted);margin-bottom:1rem;transition:all .3s ease}.upload-text[data-astro-cid-ciimxw6w]{font-size:1.125rem;font-weight:500;margin:0 0 .5rem}.upload-hint[data-astro-cid-ciimxw6w]{font-size:.875rem;color:var(--text-muted);margin:0 0 1rem}.result-section[data-astro-cid-ciimxw6w]{margin-top:2rem;padding:1.5rem;background:#f9fafb;border-radius:.75rem}.result-section[data-astro-cid-ciimxw6w] h3[data-astro-cid-ciimxw6w]{margin:0 0 1rem}.option-group[data-astro-cid-ciimxw6w]{margin-bottom:1rem}.option-label[data-astro-cid-ciimxw6w]{display:block;font-weight:500;margin-bottom:.75rem}.mode-options[data-astro-cid-ciimxw6w]{display:flex;flex-wrap:wrap;gap:1rem}.radio-label[data-astro-cid-ciimxw6w]{display:flex;align-items:center;gap:.5rem;cursor:pointer}.radio-label[data-astro-cid-ciimxw6w] input[data-astro-cid-ciimxw6w]{cursor:pointer}#outputText[data-astro-cid-ciimxw6w]{width:100%;min-height:160px;padding:1rem;border:1px solid #e5e7eb;border-radius:.5rem;font-family:monospace;font-size:.8125rem;resize:vertical;margin-bottom:1rem;background:#fff}.result-meta[data-astro-cid-ciimxw6w]{display:flex;gap:1.5rem;margin-bottom:1rem;font-size:.875rem;color:var(--text-muted)}.preview-actions[data-astro-cid-ciimxw6w]{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}.btn-primary[data-astro-cid-ciimxw6w]{background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);color:#fff;border:none;border-radius:10px;padding:.625rem 1.5rem;font-weight:600;box-shadow:0 1px 2px #2563eb33;transition:all .2s ease-out;cursor:pointer}.btn-primary[data-astro-cid-ciimxw6w]:hover{box-shadow:0 4px 14px #2563eb59;transform:translateY(-2px)}.btn-secondary[data-astro-cid-ciimxw6w]{background:#fff;color:var(--primary);border:1px solid var(--primary);border-radius:10px;padding:.625rem 1.5rem;font-weight:600;transition:all .2s ease-out;cursor:pointer}.btn-secondary[data-astro-cid-ciimxw6w]:hover{background:#eff6ff;transform:translateY(-1px)}.seo-content[data-astro-cid-ciimxw6w]{margin-top:3rem;padding:2rem;background:#f9fafb;border-radius:.75rem}.seo-content[data-astro-cid-ciimxw6w] h2[data-astro-cid-ciimxw6w]{font-size:1.5rem;margin:2rem 0 1rem}.seo-content[data-astro-cid-ciimxw6w] h2[data-astro-cid-ciimxw6w]:first-child{margin-top:0}.seo-content[data-astro-cid-ciimxw6w] p[data-astro-cid-ciimxw6w],.seo-content[data-astro-cid-ciimxw6w] li[data-astro-cid-ciimxw6w]{color:var(--text-muted);line-height:1.7}.seo-content[data-astro-cid-ciimxw6w] ul[data-astro-cid-ciimxw6w]{padding-left:1.5rem;margin-bottom:1rem}.faq-list[data-astro-cid-ciimxw6w] details[data-astro-cid-ciimxw6w]{background:#fff;border-radius:.5rem;padding:1rem;margin-bottom:.75rem;border:1px solid var(--border)}.faq-list[data-astro-cid-ciimxw6w] summary[data-astro-cid-ciimxw6w]{font-weight:600;cursor:pointer}.faq-list[data-astro-cid-ciimxw6w] p[data-astro-cid-ciimxw6w]{margin:.75rem 0 0}@media(max-width:640px){.preview-actions[data-astro-cid-ciimxw6w]{flex-direction:column}.preview-actions[data-astro-cid-ciimxw6w] .btn[data-astro-cid-ciimxw6w]{width:100%}}