:root{color:#1e2428;background:#f4f2ed;font-family:Inter,Yu Gothic UI,Meiryo,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-synthesis:none;text-rendering:optimizeLegibility}*{box-sizing:border-box}[hidden]{display:none!important}body{margin:0;min-width:320px;min-height:100vh;background:linear-gradient(180deg,#f4f2edf0,#eff2eefa),#f4f2ed}button,a,input{font:inherit}.app-shell{width:min(1040px,calc(100vw - 32px));min-height:100vh;margin:0 auto;padding:32px 0;display:grid;align-content:center;gap:18px}.toolbar,.workbench,.summary-panel{border:1px solid #d8d6cd;background:#ffffffe0;box-shadow:0 18px 40px #2d373614}.toolbar{display:flex;justify-content:space-between;gap:24px;align-items:end;padding:24px;border-radius:8px}.eyebrow{margin:0 0 8px;color:#2f6f64;font-size:.78rem;font-weight:700;text-transform:uppercase}h1{margin:0;color:#22282b;font-size:2rem;line-height:1.15;letter-spacing:0}.spec-grid{display:grid;grid-template-columns:repeat(3,minmax(132px,auto));gap:8px;align-items:center}.spec-grid span{min-height:36px;padding:8px 12px;display:grid;place-items:center;border:1px solid #d8d6cd;border-radius:999px;background:#faf9f5;color:#4b504b;font-size:.86rem;font-weight:700;white-space:nowrap}.workbench{padding:24px;border-radius:8px;display:grid;gap:18px}.dropzone{position:relative;min-height:180px;display:grid;place-items:center;border:2px dashed #9ba9a2;border-radius:8px;background:#fbfbf8;transition:border-color .16s ease,background-color .16s ease,transform .16s ease}.dropzone.is-dragover{border-color:#2f6f64;background:#eef7f2;transform:translateY(-1px)}.file-input{position:absolute;top:0;right:0;bottom:0;left:0;opacity:0;cursor:pointer}.file-label{width:min(100%,560px);padding:24px;display:grid;gap:8px;justify-items:center;text-align:center;pointer-events:none}.file-label-main{max-width:100%;color:#22282b;font-size:1.25rem;font-weight:800;overflow-wrap:anywhere}.file-label-sub{color:#68706a;font-size:.95rem}.actions{display:flex;gap:12px;justify-content:flex-end;flex-wrap:wrap}.primary-button,.download-button{min-width:148px;min-height:44px;padding:10px 18px;border-radius:8px;display:inline-grid;place-items:center;border:1px solid transparent;text-decoration:none;font-weight:800;line-height:1.2;cursor:pointer}.primary-button{color:#fff;background:#2f6f64}.primary-button:hover:not(:disabled){background:#275c54}.primary-button:disabled{cursor:not-allowed;background:#a6b1ab}.download-button{color:#23312d;background:#f4c94f;border-color:#d8b032}.download-button:hover:not(.is-disabled){background:#e9bd3f}.download-button.is-disabled{cursor:not-allowed;color:#788079;background:#eceae3;border-color:#d8d6cd;pointer-events:none}.status-panel{min-height:76px;padding:14px 16px;display:grid;gap:6px;border-left:4px solid #9ba9a2;background:#f7f7f3;color:#3b423e}.status-label{font-size:.85rem;font-weight:800}.status-text{font-size:.98rem}.status-panel ul{margin:4px 0 0;padding-left:20px}.status-done{border-left-color:#2f6f64;background:#edf7f2}.status-error{border-left-color:#b94d42;background:#fff0ed}.status-processing{border-left-color:#c58e2d;background:#fff8e7}.summary-panel{padding:16px;border-radius:8px;display:grid;grid-template-columns:1fr 1fr 2fr;gap:12px}.summary-card{min-width:0;min-height:84px;padding:14px;display:grid;align-content:center;gap:4px;border:1px solid #e1dfd7;border-radius:8px;background:#fbfbf8}.summary-value{min-width:0;color:#22282b;font-size:1.32rem;font-weight:850;line-height:1.2;overflow-wrap:anywhere}.summary-label{color:#68706a;font-size:.82rem;font-weight:700}@media(max-width:760px){.app-shell{width:min(100vw - 20px,680px);padding:10px 0;align-content:start}.toolbar{align-items:stretch;flex-direction:column;padding:18px}h1{font-size:1.58rem}.spec-grid{grid-template-columns:1fr}.spec-grid span{justify-content:start;place-items:center start;border-radius:8px}.workbench{padding:16px}.dropzone{min-height:150px}.actions{display:grid;grid-template-columns:1fr}.primary-button,.download-button{width:100%}.summary-panel{grid-template-columns:1fr}}