:root{color-scheme:light;--ink:#233c32;--paper:#f7f5ee;--line:#d0dace}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.65 system-ui,sans-serif}header,main{max-width:1040px;margin:auto;padding:24px}header{display:flex;justify-content:space-between;align-items:center}header label{display:flex;align-items:center;gap:12px;flex-shrink:0}header label span{white-space:nowrap}header select{width:auto;min-width:100px}h1{font-size:clamp(30px,5vw,50px);line-height:1.15;letter-spacing:-.04em}h2{font-size:23px}.eyebrow{font-size:12px;letter-spacing:.22em}section{margin:30px 0;padding:28px;border:1px solid var(--line);border-radius:20px;background:#fff}label{display:block;margin:18px 0}label span{display:block;font-weight:600;margin-bottom:7px}input,textarea,select{width:100%;padding:12px;border:1px solid #a6b7aa;border-radius:10px;font:inherit;color:inherit;background:#fff}textarea{resize:vertical}button,#download{display:inline-block;min-height:44px;padding:10px 18px;background:#244d3c;color:#fff;border:0;border-radius:9px;font:inherit;cursor:pointer;margin:4px 7px 4px 0}button:disabled{opacity:.45;cursor:default}a{color:#24593e}button.secondary{background:#e8efe8;color:var(--ink)}button.active{background:#244d3c;color:#fff}:focus-visible{outline:3px solid #cf912f;outline-offset:3px}#status{min-height:28px;font-weight:600}#preview-list{padding-left:23px}#preview-list li{padding:20px 12px;border-bottom:1px solid var(--line)}#preview-list li.favorite{background:#fdfcf3;border-left:4px solid #cf912f;padding-left:16px;border-radius:4px}.excerpt{white-space:pre-wrap;overflow-wrap:anywhere}.source{font-size:12px;color:#5a7062}#materials{padding-left:22px}#materials li{margin-bottom:8px}.bookshelf{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px;margin:12px 0}.book-card{display:flex;gap:14px;min-height:154px;padding:14px;border:1px solid #d5dfd4;border-radius:14px;background:linear-gradient(140deg,#fff 0%,#f9fbf6 100%);box-shadow:0 5px 15px #233c3210}.book-cover{flex:0 0 62px;min-height:118px;border-radius:5px 10px 10px 5px;background:linear-gradient(90deg,#386b53 0 8%,#91ba92 8% 12%,#e6efd9 12%);box-shadow:2px 4px 8px #233c3222}.book-details{display:flex;flex-direction:column;align-items:flex-start;gap:4px;min-width:0}.book-details strong{overflow-wrap:anywhere;line-height:1.35}.book-details small{color:#64746a}.book-details button{margin-top:auto}.badge{display:inline-block;padding:2px 8px;font-size:12px;border-radius:6px;font-weight:600;vertical-align:middle}.badge.user-original{background:#e2efe6;color:#1d5c3b;border:1px solid #c2decb}.badge.stored-learning-notes{background:#eef1f6;color:#2f4e75;border:1px solid #d3dced}[hidden]{display:none!important}@media(max-width:600px){header,main{padding:16px}section{padding:18px}header label span{display:none}h1{font-size:34px}}