:root{font-family:Arial,"Malgun Gothic",sans-serif;color:#18312d;background:#f4f7f4}*{box-sizing:border-box}body{margin:0}button,select{font:inherit}button{border:1px solid #cbdcd2;background:white;border-radius:10px;padding:12px 18px;cursor:pointer;min-height:48px}button:disabled{opacity:.55;cursor:default}button:focus-visible,select:focus-visible{outline:3px solid #148372;outline-offset:2px}.primary{background:#10594c;color:white;border-color:#10594c}.selected{background:#e4efe9;border-color:#10594c;color:#10594c;font-weight:bold}.collect-shell{max-width:1100px;margin:auto;padding:20px 24px 30px;min-height:100dvh;display:flex;flex-direction:column}.collect-shell header{margin-bottom:14px}.eyebrow{font-size:13px;color:#55776a}h1{font-size:clamp(26px,4vw,42px);margin:6px 0}h2{margin:0 0 14px}p{line-height:1.5}.card{background:white;border:1px solid #d7e2db;border-radius:16px;padding:20px}section[hidden]{display:none!important}#setup{max-width:520px;display:grid;gap:12px}#setup p{margin:0 0 8px}#writer,#device{border:1px solid #b9cec2;border-radius:9px;padding:12px;min-height:50px;background:white}#writing{display:flex;flex:1;min-height:0;flex-direction:column;gap:12px}.prompt-line{display:flex;justify-content:space-between;align-items:start;gap:14px}.prompt-line h2{font-size:clamp(36px,7vw,72px);margin:4px 0 0;letter-spacing:.08em}.prompt-line span{color:#55776a}.toolbar,.actions{display:flex;gap:10px;flex-wrap:wrap}.actions button{flex:1}.actions .primary{flex:2}.paper{position:relative;flex:0 0 auto;width:100%;aspect-ratio:8/5;min-height:0;border:2px solid #b6c8bd;border-radius:12px;background:white;overflow:hidden;touch-action:none}.paper canvas{width:100%;height:100%;display:block;touch-action:none}#placeholder{position:absolute;inset:0;display:grid;place-items:center;color:#a5b2a8;font-size:clamp(22px,4vw,38px);pointer-events:none}#placeholder[hidden]{display:none}.ratio-note{margin:0;color:#55776a;font-size:14px}#status{margin:10px 0 0;min-height:26px;color:#10594c}#status.error{color:#b12c39}@media(max-width:650px){.collect-shell{padding:14px}#writing{padding:12px}.toolbar button{flex:1}.actions button,.actions .primary{flex:1 1 100%}.paper{min-height:0}.prompt-line button{font-size:12px;padding:8px;min-height:40px}}