:root{--bg-start:#fff;--bg-end:#2563eb;--text:#0f172a;--muted:#475569;--card-bg:#fff;--border:rgba(15,23,42,.08);--ring:rgba(37,99,235,.35);--ok:#16a34a;--warn:#ea580c;--info:#1d4ed8;--danger:#dc2626}*{box-sizing:border-box}body,html{height:100%}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:linear-gradient(135deg,var(--bg-start),var(--bg-end));background-attachment:fixed;color:var(--text)}.container{max-width:960px;margin:0 auto;padding:32px 20px}.card{background:var(--card-bg);border:1px solid var(--border);border-radius:16px;padding:24px;box-shadow:0 10px 30px rgba(0,0,0,.15);-webkit-backdrop-filter:saturate(120%) blur(8px);backdrop-filter:saturate(120%) blur(8px)}.title{margin:0 0 6px;font-size:28px;line-height:1.2;background:linear-gradient(135deg,#1e40af,#2563eb);-webkit-background-clip:text;background-clip:text;color:transparent}.subtitle{margin:0 0 20px;color:var(--muted)}.form{display:grid;grid-gap:12px;gap:12px}.label-row{display:flex;gap:8px;align-items:center;color:var(--muted)}.file-input,.input,.number-input{width:100%;padding:10px 12px;border-radius:10px;border:1px solid var(--border);outline:none;background:#fff}.number-input{max-width:120px}.file-input{background:#fff}.file-input:focus,.input:focus,.number-input:focus{box-shadow:0 0 0 4px var(--ring);border-color:var(--bg-start)}.actions{display:flex;gap:10px;align-items:center}.button{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:none;border-radius:10px;padding:10px 14px;font-weight:600;cursor:pointer}.button--primary{color:#fff;background:linear-gradient(135deg,#3b82f6,#1d4ed8);box-shadow:0 8px 16px rgba(37,99,235,.25)}.button--primary:disabled{opacity:.6;cursor:not-allowed}.button--ghost{background:transparent;color:var(--text);border:1px solid var(--border)}.files{margin-top:16px}.files-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}.file-list{list-style:none;padding:0;margin:0;display:grid;grid-gap:8px;gap:8px;width:100%}.file-item{justify-content:space-between;flex-wrap:wrap;width:100%;max-width:100%;overflow:hidden;border:1px solid var(--border);border-radius:12px;padding:10px 12px;background:#fff}.file-item,.file-left{display:flex;align-items:center}.file-left{gap:10px;max-width:60%;min-width:0;flex:1 1}.file-thumb{width:32px;height:32px;border-radius:6px;object-fit:cover;background:#e2e8f0}.progress{width:100%;height:6px;background:#e2e8f0;border-radius:999px;overflow:hidden}.progress-bar{height:100%;background:linear-gradient(90deg,#3b82f6,#1d4ed8);width:0;transition:width .2s ease}.file-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:60%;min-width:0}.file-right{display:flex;gap:12px;align-items:center;flex:0 1 auto;min-width:0;margin-left:auto;flex-wrap:wrap}@media (max-width:640px){.file-item{flex-direction:column;align-items:flex-start;gap:8px}.file-left{max-width:100%;width:100%}.file-name{max-width:100%;white-space:nowrap}.file-right{width:100%;flex-wrap:wrap;gap:8px;justify-content:flex-start}.selected-grid{grid-template-columns:1fr}}.badge{display:inline-block;padding:4px 8px;border-radius:999px;font-size:12px;font-weight:600;white-space:normal;overflow-wrap:anywhere}.badge--queued{background:#eef2ff;color:#3730a3}.badge--uploading{background:#ecfeff;color:#155e75}.badge--normalizing{background:#eff6ff;color:#1d4ed8}.badge--downloading{background:#f0fdf4;color:#166534}.badge--error{background:#fef2f2;color:#b91c1c}.link{color:var(--info);font-weight:600;text-decoration:none}.link:hover{text-decoration:underline}.dropzone{border:2px dashed var(--border);background:#fff;border-radius:14px;padding:24px;text-align:center;color:var(--muted);transition:border-color .12s ease,box-shadow .12s ease,background .12s ease;min-height:220px}.dropzone,.dropzone-inner{display:flex;align-items:center;justify-content:center}.dropzone-inner{flex-direction:column;gap:16px}.dropzone--active{border-color:#3b82f6;box-shadow:0 0 0 6px var(--ring);background:linear-gradient(0deg,rgba(59,130,246,.06),rgba(59,130,246,.06)),#fff;color:#1f2937}.choose-button{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:8px;background:linear-gradient(135deg,#3b82f6,#1d4ed8);color:#fff;font-weight:600;font-size:14px;box-shadow:0 8px 16px rgba(37,99,235,.25);cursor:pointer;margin-top:4px}.selected{margin-top:12px}.selected-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}.selected-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));grid-gap:10px;gap:10px}.selected-item{background:#fff;border:1px solid var(--border);border-radius:12px;padding:10px 12px;position:relative}.selected-name{font-weight:600;color:var(--text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.selected-meta{color:var(--muted);font-size:12px;margin-top:4px}.selected-remove{position:absolute;top:8px;right:8px;width:22px;height:22px;border-radius:999px;border:1px solid var(--border);background:#fff;color:var(--muted);display:inline-flex;align-items:center;justify-content:center;line-height:1;cursor:pointer}.selected-remove:hover{background:#f8fafc;color:#0f172a}.info{margin-top:8px;background:#f8fafc;border:1px solid var(--border);border-radius:12px;padding:12px}.info-title{margin:0 0 8px;font-size:14px;color:var(--muted)}.info-list{list-style:none;margin:0;padding:0;display:grid;grid-gap:6px;gap:6px}.info-item{display:flex;justify-content:space-between;align-items:center;font-size:14px}.info-strong{font-weight:700;color:var(--text)}