:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;--text:#1a1a1a;--text-muted:#6b6b6b;--bg:#fff;--border:#d9d9d9;--accent:#0a66ff;--accent-bg:#eef4ff;font:16px/1.5 -apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial}}*{box-sizing:border-box}body{background:var(--bg);color:var(--text);margin:0}.hero{text-align:center;max-width:640px;margin:0 auto;padding:48px 16px 32px}.lang-switch{text-align:right;color:var(--text-muted);margin:0 0 16px;font-size:.8rem}.lang-switch a{color:var(--text-muted);text-decoration:none}.lang-switch a:hover{color:var(--accent);text-decoration:underline}.lang-switch [aria-current=page]{color:var(--text);font-weight:600}h1{margin:0 0 12px;font-size:2rem}.subtitle{color:var(--text-muted);margin:0 0 32px;font-size:1.05rem}.drop-zone{border:2px dashed var(--border);border-radius:12px;padding:40px 24px;transition:border-color .15s,background-color .15s}.drop-zone--over{border-color:var(--accent);background:var(--accent-bg)}.drop-zone__text{margin:0 0 8px;font-size:1.1rem}.drop-zone__or{color:var(--text-muted);margin:0 0 16px}.choose-btn{font:inherit;background:var(--accent);color:#fff;cursor:pointer;border:none;border-radius:8px;padding:12px 28px;font-weight:600}.choose-btn:hover{opacity:.9}.trust-line{color:var(--text-muted);margin:16px 0 0;font-size:.85rem}.helper-text{color:var(--text-muted);margin:20px 0 0;font-size:.9rem}.file-list{flex-direction:column;gap:10px;margin:24px 0 0;padding:0;list-style:none;display:flex}.file-item{border:1px solid var(--border);text-align:left;border-radius:8px;align-items:center;gap:12px;padding:10px 12px;display:flex}.file-item__thumb{background:var(--accent-bg);border-radius:6px;flex:none;justify-content:center;align-items:center;width:44px;height:44px;font-size:1.3rem;display:flex;overflow:hidden}.file-item__thumb img{object-fit:cover;width:100%;height:100%}.file-item__info{flex:1;min-width:0}.file-item__name{white-space:nowrap;text-overflow:ellipsis;font-size:.9rem;overflow:hidden}.file-item__status{color:var(--text-muted);margin:2px 0 6px;font-size:.8rem}.file-item__progress{background:var(--border);border-radius:2px;height:4px;overflow:hidden}.file-item__progress-bar{background:var(--accent);width:0%;height:100%;transition:width .3s ease-out}.file-item__progress--done .file-item__progress-bar{background:#1ca34d}.file-item--error .file-item__status{color:#c0392b}.file-item__actions{justify-content:space-between;align-items:center;gap:12px;margin-top:8px;display:flex}.file-item__actions[hidden]{display:none}.file-item__quality{color:var(--text-muted);flex:1;align-items:center;gap:6px;min-width:0;font-size:.78rem;display:flex}.file-item__quality input[type=range]{flex:1;min-width:0}.file-item__download{color:var(--accent);white-space:nowrap;font-size:.8rem;font-weight:600;text-decoration:none}.file-item__download:hover{text-decoration:underline}.batch-group{border:1px solid var(--border);text-align:left;border-radius:8px;padding:10px 12px}.batch-group__header{justify-content:space-between;align-items:center;gap:12px;margin-bottom:10px;display:flex}.batch-group__title{font-size:.9rem;font-weight:600}.batch-group__zip-btn{font:inherit;background:var(--accent);color:#fff;cursor:pointer;border:none;border-radius:6px;padding:6px 14px;font-size:.8rem;font-weight:600}.batch-group__zip-btn:disabled{opacity:.6;cursor:default}.batch-group__list{flex-direction:column;gap:8px;margin:0;padding:0;list-style:none;display:flex}.batch-group__list .file-item{border-color:var(--border);padding:8px 10px}.trust-banner{color:#067647;background:#ecfdf3;border:1px solid #abefc6;border-radius:8px;margin:20px 0 0;padding:10px 14px;font-size:.85rem}.content{text-align:left;max-width:720px;margin:0 auto;padding:8px 16px 64px}.content-section{border-top:1px solid var(--border);padding:32px 0}.content-section h2{margin:0 0 16px;font-size:1.4rem}.content-section h3{margin:20px 0 6px;font-size:1.05rem}.content-section p{color:var(--text);margin:0 0 12px}.content-section a{color:var(--accent)}.steps{margin:0;padding-left:1.25em}.steps li{margin-bottom:12px}.related-tools{margin:0;padding:0;list-style:none}.related-tools li{padding:6px 0}