main[data-astro-cid-yvy77j5i]{display:flex;flex-direction:column;align-items:center;padding:2rem 0 4rem;max-width:var(--site-narrow-width);margin:0 auto;width:calc(100% - var(--site-page-gutter-total))}.back-link-wrapper[data-astro-cid-yvy77j5i]{width:100%;padding-bottom:1.5rem;animation:fadeInUp .8s ease-out}.back-link[data-astro-cid-yvy77j5i]{color:#2563eb;text-decoration:none;font-size:.9rem;font-weight:600;display:inline-block;transition:color .3s}.back-link[data-astro-cid-yvy77j5i]:hover{color:#1d4ed8}#tool-hero[data-astro-cid-yvy77j5i]{text-align:center;margin-bottom:3rem;animation:fadeInUp .8s ease-out .1s both}#tool-hero[data-astro-cid-yvy77j5i] h1[data-astro-cid-yvy77j5i]{font-size:clamp(2rem,5vw,3rem);font-weight:900;letter-spacing:-1px;margin-bottom:.8rem;color:#000}.subtitle[data-astro-cid-yvy77j5i]{font-size:1.1rem;color:#666}.tool-container[data-astro-cid-yvy77j5i]{width:100%;animation:fadeInUp .8s ease-out .2s both}.upload-area[data-astro-cid-yvy77j5i]{background:#f9fafb;border:2px dashed #d1d5db;border-radius:16px;padding:3rem 2rem;text-align:center;cursor:pointer;transition:all .3s;box-shadow:var(--shadow-card)}.upload-area[data-astro-cid-yvy77j5i]:hover,.upload-area[data-astro-cid-yvy77j5i].drag-over{border-color:#2563eb;background:#f0f4ff;box-shadow:var(--shadow-card-hover)}.upload-area[data-astro-cid-yvy77j5i] svg[data-astro-cid-yvy77j5i]{color:#999;margin-bottom:1rem}.upload-area[data-astro-cid-yvy77j5i] p[data-astro-cid-yvy77j5i]{font-size:1.1rem;margin-bottom:.5rem;color:#333}.upload-hint[data-astro-cid-yvy77j5i]{font-size:.85rem;color:#999}.convert-options[data-astro-cid-yvy77j5i]{margin-top:2rem}.file-list[data-astro-cid-yvy77j5i]{display:flex;flex-direction:column;gap:.8rem;margin-bottom:1.5rem}.file-item[data-astro-cid-yvy77j5i]{display:flex;align-items:center;gap:1rem;background:#fff;border:1px solid #eee;border-radius:12px;padding:1rem 1.2rem;box-shadow:var(--shadow-card)}.file-name[data-astro-cid-yvy77j5i]{flex:1;font-size:.95rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:#333}.file-size[data-astro-cid-yvy77j5i]{font-size:.85rem;color:#999}.remove-btn[data-astro-cid-yvy77j5i]{background:none;border:none;color:#999;cursor:pointer;font-size:1rem;padding:.2rem;transition:color .2s}.remove-btn[data-astro-cid-yvy77j5i]:hover{color:#ef4444}.format-selector[data-astro-cid-yvy77j5i]{display:flex;align-items:center;gap:1rem;margin-bottom:1.5rem}.format-selector[data-astro-cid-yvy77j5i] label[data-astro-cid-yvy77j5i]{font-size:.95rem;color:#666}.format-selector[data-astro-cid-yvy77j5i] select[data-astro-cid-yvy77j5i]{background:#f9fafb;border:1px solid #e5e7eb;border-radius:8px;padding:.6rem 1rem;color:#000;font-size:.95rem;cursor:pointer}.format-selector[data-astro-cid-yvy77j5i] select[data-astro-cid-yvy77j5i]:focus{outline:none;border-color:#2563eb}.quality-selector[data-astro-cid-yvy77j5i]{display:flex;align-items:center;gap:1rem;margin-bottom:1.5rem}.quality-selector[data-astro-cid-yvy77j5i] label[data-astro-cid-yvy77j5i]{font-size:.95rem;color:#666;min-width:100px}.quality-selector[data-astro-cid-yvy77j5i] input[data-astro-cid-yvy77j5i][type=range]{flex:1;height:6px;-webkit-appearance:none;background:#e5e7eb;border-radius:3px;outline:none}.quality-selector[data-astro-cid-yvy77j5i] input[data-astro-cid-yvy77j5i][type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:18px;height:18px;background:#2563eb;border-radius:50%;cursor:pointer}.convert-btn[data-astro-cid-yvy77j5i]{width:100%;padding:1rem;background:#2563eb;border:none;border-radius:12px;color:#fff;font-size:1rem;font-weight:600;cursor:pointer;transition:all .3s;box-shadow:var(--shadow-button)}.convert-btn[data-astro-cid-yvy77j5i]:hover{background:#1d4ed8;transform:translateY(-2px);box-shadow:var(--shadow-button-hover)}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@media(max-width:900px){main[data-astro-cid-yvy77j5i]{padding:1.5rem 0 3rem}#tool-hero[data-astro-cid-yvy77j5i] h1[data-astro-cid-yvy77j5i]{font-size:2rem}.upload-area[data-astro-cid-yvy77j5i]{padding:2rem 1.5rem}}