:root{--ink:#182019;--paper:#f6f3e9;--lime:#caff48;--line:#c9c9bd;--red:#d74b35}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:Arial,Helvetica,sans-serif}header{height:70px;padding:0 4vw;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between}.brand{color:var(--ink);text-decoration:none;font-size:22px;font-weight:900;letter-spacing:-1px}.brand span{font-weight:400}.promise{display:flex;gap:22px;align-items:center;font-size:12px;text-transform:uppercase;letter-spacing:.08em}.promise b{background:var(--lime);padding:8px 12px;border-radius:20px}.welcome{min-height:calc(100vh - 70px);display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:40px 20px}.eyebrow{font-size:12px;font-weight:700;letter-spacing:.16em;margin-bottom:18px}.welcome h1{font-family:Georgia,serif;font-size:clamp(54px,8vw,105px);line-height:.88;letter-spacing:-.065em;margin:0}.welcome h1 em{font-weight:400;color:#687265}.lede{max-width:580px;font-size:18px;line-height:1.5;margin:28px auto}.upload{width:min(520px,100%);border:2px dashed #7a8178;border-radius:16px;padding:28px;display:flex;align-items:center;justify-content:center;gap:18px;cursor:pointer;background:#fff;transition:.2s}.upload:hover,.upload.drag{border-color:var(--ink);transform:translateY(-2px);box-shadow:0 10px 30px #18201918}.upload input{display:none}.upload-icon{font-size:30px;background:var(--lime);border-radius:50%;width:52px;height:52px;display:grid;place-items:center}.upload strong,.upload small{display:block;text-align:left}.upload strong{font-size:18px}.upload small{margin-top:5px;color:#6d736c}.fineprint{font-size:12px;text-transform:uppercase;letter-spacing:.1em;margin-top:18px}.editor{height:calc(100vh - 70px)}.toolbar{height:72px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:24px;padding:10px 24px}.file-info{width:210px;overflow:hidden}.file-info strong,.file-info small{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.file-info small{color:#6d736c;margin-top:4px}.tools{display:flex;gap:6px;margin:auto}.tools button,.page-nav button{border:1px solid var(--line);background:#fff;border-radius:8px;padding:10px 13px;cursor:pointer;font-weight:700}.tools button.active{background:var(--ink);color:#fff}.tools button.danger:hover{color:var(--red);border-color:var(--red)}.tools span{font-weight:400;margin-left:5px}.download{border:0;background:var(--lime);border-radius:8px;padding:13px 18px;font-weight:800;cursor:pointer}.workspace{height:calc(100% - 72px);display:flex;background:#e6e5dd}aside{width:150px;padding:20px 14px;border-right:1px solid var(--line);overflow:auto;background:#f1efe6}.thumb{margin-bottom:16px;text-align:center;font-size:11px;cursor:pointer}.thumb canvas{width:100%;background:#fff;box-shadow:0 2px 7px #0002;border:3px solid transparent}.thumb.active canvas{border-color:var(--lime)}.stage{flex:1;overflow:auto;display:flex;flex-direction:column;align-items:center;padding:32px}.canvas-wrap{position:relative;background:#fff;box-shadow:0 8px 30px #0002;line-height:0}.canvas-wrap canvas{display:block;max-width:100%}#drawCanvas,#textLayer{position:absolute;inset:0}#drawCanvas{cursor:crosshair}#textLayer{pointer-events:none;line-height:normal}.added-text{position:absolute;color:#111;font:18px Arial;white-space:nowrap;border:1px dashed #777;padding:2px;transform-origin:top left}.page-nav{position:sticky;bottom:10px;margin-top:18px;background:#182019;color:#fff;padding:7px;border-radius:10px;display:flex;align-items:center;gap:14px}.page-nav button{padding:6px 10px}.page-nav span{font-size:13px}#toast{position:fixed;right:20px;bottom:20px;background:#182019;color:#fff;padding:12px 18px;border-radius:8px;opacity:0;transform:translateY(10px);transition:.2s;pointer-events:none}#toast.show{opacity:1;transform:none}@media(max-width:760px){header{padding:0 16px}.promise span{display:none}.toolbar{height:auto;flex-wrap:wrap;padding:10px}.file-info{width:45%}.tools{order:3;width:100%;justify-content:center}.tools span{display:none}.download{margin-left:auto}.workspace{height:calc(100% - 112px)}aside{display:none}.stage{padding:18px 10px}.welcome h1{font-size:58px}}