:root{color-scheme:dark;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;background:#111827;color:#f9fafb}body{margin:0;background:#111827}*{box-sizing:border-box}button,input,select{font:inherit}button{background:#2563eb;color:#fff;border:none;border-radius:6px;padding:8px 12px;cursor:pointer}button.danger{background:#dc2626}.google-btn{display:inline-flex;align-items:center;gap:8px;background:#fff;color:#1f1f1f;font-weight:600;padding:10px 14px}.google-mark{display:inline-flex;align-items:center;justify-content:center;width:20px;height:20px;border-radius:50%;background:#4285f4;color:#fff;font-weight:700}.app-shell{padding:16px;display:flex;flex-direction:column;gap:12px}.topbar,.toolbar,.status-row,.auth-box,.auth-settings{background:#1f2937;padding:12px;border-radius:10px}.topbar{display:flex;justify-content:space-between;align-items:center}.inline-row{display:flex;gap:8px;margin-top:4px}.inline-row input{flex:1}.toolbar{display:flex;flex-wrap:wrap;gap:12px;align-items:end}.toolbar label,.auth-settings label{display:flex;flex-direction:column;gap:4px}.checkbox{flex-direction:row;align-items:center;gap:6px}.auth-settings{display:flex;flex-wrap:wrap;gap:12px;align-items:end}.auth-settings p{margin:0;width:100%;color:#cbd5e1}.status-row{display:flex;justify-content:space-between;align-items:center}.actions{display:flex;gap:8px}.file-list{display:grid;gap:12px}.file-list.grid{grid-template-columns:repeat(auto-fill,minmax(160px,1fr))}.file-list.icons{grid-template-columns:repeat(auto-fill,minmax(120px,1fr))}.file-card{border:1px solid #374151;border-radius:10px;padding:10px;background:#1f2937;cursor:pointer;display:flex;flex-direction:column;gap:8px;align-items:center}.file-card.selected{border-color:#60a5fa;box-shadow:inset 0 0 0 1px #60a5fa}.thumb{display:flex;align-items:center;justify-content:center;background:#111827;border-radius:8px;overflow:hidden}.thumb img{width:100%;height:100%;object-fit:cover}.meta{display:flex;flex-direction:column;gap:2px;font-size:12px;text-align:center}.auth-box a{color:#93c5fd;word-break:break-all}fieldset{border:1px solid #4b5563!important}fieldset legend{color:#e5e7eb;font-weight:600}.radio-label{display:flex;flex-direction:row;align-items:center;gap:8px;cursor:pointer}.radio-label input[type=radio]{cursor:pointer;accent-color:#60a5fa}