:root{--bg:#F7EFDF;--surface:#FFFDFA;--muted:#F0E5D2;--text:#10271F;--secondary:#435F56;--border:#D8CDBA;--primary:#54796C;--accent:#B94D30;--danger:#B94735;--shadow:0 14px 38px rgba(16,39,31,.08)}*{box-sizing:border-box}html,body,#root{min-height:100%;margin:0}body{background:var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,sans-serif}button,input{font:inherit}button{cursor:pointer}:focus-visible{outline:3px solid #7998A8;outline-offset:2px}.topbar{height:70px;display:flex;align-items:center;justify-content:space-between;padding:0 28px;border-bottom:1px solid var(--border);background:#fffdfadb;position:sticky;top:0;z-index:20;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.brand{font-weight:850;letter-spacing:-.03em}.shell{width:min(1400px,100%);margin:auto;padding:28px}.empty-wrap{min-height:calc(100vh - 126px);display:grid;place-items:center}.drop{width:min(820px,100%);padding:46px 28px;border:2px dashed #bfae90;border-radius:28px;background:var(--surface);text-align:center;box-shadow:var(--shadow)}.drop.drag{border-color:var(--primary);background:#fbf5e9}.mascot{width:150px;height:150px;object-fit:contain}.drop h1{font-size:clamp(34px,5vw,58px);letter-spacing:-.055em;line-height:1;margin:10px 0}.drop p,.sub{color:var(--secondary);line-height:1.55}.btn{border:1px solid var(--border);background:var(--surface);color:var(--text);padding:10px 14px;border-radius:12px;font-weight:750}.btn.primary{background:var(--accent);color:#fff;border-color:transparent}.btn.danger{color:var(--danger)}.btn:disabled{opacity:.4;cursor:not-allowed}.privacy{display:inline-block;margin-top:18px;padding:8px 12px;border-radius:999px;background:var(--muted);font-size:13px;font-weight:750}.head{display:flex;justify-content:space-between;gap:18px;align-items:start;margin-bottom:18px}.head 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14px}.shell{padding:16px}.drop{padding:28px 18px}.head{display:block}.toolbar{top:72px}.toolbar .btn{flex:1 1 auto}.grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}}@media(prefers-reduced-motion:reduce){*{transition:none!important}}.workspace-layout{display:flex;flex-direction:column;gap:24px;align-items:stretch}.empty-wrap{width:min(1120px,100%);min-height:auto}.empty-wrap .drop{width:100%;padding:28px}.empty-wrap .mascot{width:112px;height:112px}.empty-wrap .drop h1{font-size:clamp(34px,4.5vw,52px);line-height:1.08}.drop-intro{margin:16px auto 10px;max-width:630px}.drop .file-btn{min-width:172px;min-height:48px}.drop .formats{margin:12px 0 0;font-size:13px;font-weight:650}.drop .privacy{display:table;margin:20px auto 0}.drop .free-note{margin:10px 0 0;font-size:12px}.capabilities{margin-top:30px}.capabilities-heading{margin-bottom:18px}.capabilities h2{margin:0;font-size:23px;letter-spacing:-.035em}.capabilities-heading p{margin:6px 0 0;color:var(--secondary);font-size:14px}.capability-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.capability{padding:20px;border:1px solid var(--border);border-radius:18px;background:#fffdfa8c}.capability-symbol{display:inline-grid;place-items:center;width:34px;height:34px;background:var(--muted);border-radius:10px;font-size:25px;color:var(--primary)}.capability h3{margin:14px 0 8px;font-size:16px;line-height:1.35}.capability p{color:var(--secondary);font-size:14px;line-height:1.6;margin:0}.security-note{color:var(--secondary);font-size:13px;line-height:1.6;margin:18px 0 0}.arrange-hint{font-size:14px;color:var(--secondary);line-height:1.5}.drag-handle{border:0;background:transparent;color:var(--secondary);display:flex;align-items:center;justify-content:center;gap:5px;width:100%;min-height:44px;padding:4px 8px 10px;font-size:12px;font-weight:650;cursor:grab;touch-action:none}.mini .btn{min-height:44px}.drag-handle span{font-size:22px}.drag-handle:active{cursor:grabbing}.drag-handle:disabled{cursor:default;opacity:.4}.card.dragging{opacity:.35}.drag-overlay{padding:26px;border-radius:16px;background:var(--primary);color:#fff;box-shadow:var(--shadow);font-weight:700;cursor:grabbing}.save-panel{margin-top:28px;padding:24px;background:var(--surface);border:1px solid var(--border);border-left:4px solid var(--primary);border-radius:18px}.save-summary{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:16px}.save-summary h2{font-size:21px;margin:0;letter-spacing:-.03em}.save-summary p{font-size:14px;margin:6px 0 0;color:var(--secondary)}.save-summary .btn{min-width:140px;min-height:46px}.check-label{display:flex;align-items:start;gap:9px;font-size:14px;font-weight:650;line-height:1.5}.check-label input{margin:3px 0 0;width:17px;height:17px;accent-color:var(--primary);flex-shrink:0}.save-note,.password-fields p{font-size:12px;color:var(--secondary);line-height:1.6;margin:8px 0 0 26px}.password-fields{display:grid;grid-template-columns:1fr 1fr;gap:16px;max-width:660px;margin-top:16px}.password-fields p{grid-column:1 / -1;margin:0}.field{display:grid;gap:7px;font-size:14px;font-weight:650}.field input{min-width:0;width:100%;padding:11px;border:1px solid var(--border);border-radius:9px;color:var(--text);background:var(--surface)}.password-dialog{width:min(440px,calc(100% - 32px));padding:28px;border:1px solid var(--border);border-radius:20px;background:var(--surface);color:var(--text);box-shadow:var(--shadow)}.password-dialog::backdrop{background:#10271f73}.password-dialog h2{font-size:24px;margin:0 0 16px;letter-spacing:-.03em}.password-dialog p{color:var(--secondary);font-size:14px;line-height:1.6}.file-name{overflow-wrap:anywhere;font-weight:700}.dialog-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:22px}.save-complete{margin-top:14px;color:var(--secondary);font-size:14px;line-height:1.5}.recovery-panel{padding:20px 0;border-top:1px solid var(--border);color:var(--secondary)}.recovery-panel p{font-size:12px;line-height:1.6;max-width:760px;margin:8px 0 12px}.recovery-actions{display:flex;align-items:center;gap:18px;flex-wrap:wrap;font-size:12px}.recovery-pending{order:-1;border:1px solid var(--border);padding:22px;border-radius:16px;background:var(--surface)}.recovery-pending strong{color:var(--text)}.text-btn{border:0;padding:4px 0;background:transparent;color:var(--secondary);text-decoration:underline;font-size:12px}@media(max-width:900px){.capability-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:720px){.empty-wrap .drop{padding:24px 18px}.empty-wrap 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