/* Two new actions belong to the EXISTING collapsible reader toolbox. */
#yanxi-study-actions{display:none;}
body.yanxi-comfort-reader.yanxi-comfort-open #yanxi-study-actions{display:flex;position:fixed;z-index:32;right:max(12px,env(safe-area-inset-right));bottom:calc(258px + env(safe-area-inset-bottom));flex-direction:column;gap:7px;padding:8px;border:1px solid #839c95;border-radius:13px;background:#fff;box-shadow:0 4px 16px #142e2938}
#yanxi-study-actions button{min-height:39px;padding:7px 13px;background:#eef8f4;border:1px solid #99c4b5;border-radius:10px;color:#174c3e;font-size:13px;font-weight:750}
.yanxi-study-backdrop{position:fixed;z-index:90;inset:0;background:rgba(0,0,0,.58);display:flex;align-items:flex-end;justify-content:center}
.yanxi-study-sheet{box-sizing:border-box;width:min(100%,720px);height:min(84dvh,760px);padding:0 14px calc(14px + env(safe-area-inset-bottom));border-radius:17px 17px 0 0;background:#fff;color:#000;display:flex;flex-direction:column;overflow:hidden;box-shadow:0 -8px 25px #0004}
.yanxi-study-sheethead{display:flex;justify-content:space-between;align-items:center;gap:8px;border-bottom:1px solid #aaa;padding:12px 0 7px;font-size:14px}
.yanxi-study-sheethead button{border:1px solid #9ba8a3;border-radius:9px;background:transparent;color:inherit;width:36px;height:36px;font-size:25px}
.yanxi-study-body{overflow-y:auto;overscroll-behavior:contain;min-height:0;flex:1;font-size:14px;line-height:1.6;padding-bottom:10px}
.yanxi-study-body h3{margin:12px 0 5px;font-size:17px}
.yanxi-study-body p{margin:9px 0}
.yanxi-study-body textarea{box-sizing:border-box;display:block;width:100%;min-height:112px;resize:vertical;background:#fff;color:#000;border:1px solid #879a92;border-radius:9px;padding:11px;font-size:15px;margin:12px 0}
.yanxi-study-body button{min-height:35px;border:1px solid #888;border-radius:9px;background:#f6f6f6;padding:6px 12px;color:#111;font-size:13px}
.yanxi-study-body .yanxi-study-primary{display:block;margin:8px 0;background:#216b56;color:#fff;border-color:#216b56;font-weight:700}
.yanxi-study-phase{font-size:15px;font-weight:800;padding:12px;background:#eff5f1;border-radius:9px}
.yanxi-study-nav{display:flex;justify-content:space-between;margin:14px 0 8px;gap:8px}
.yanxi-study-nav button:disabled{opacity:.4}
.yanxi-study-noteitem{padding:11px 1px;border-bottom:1px solid #ccc}
.yanxi-study-noteitem span{font-size:12px;opacity:.7}
.yanxi-study-notecontent{white-space:pre-wrap;word-break:break-word;margin:4px 0 8px}
.yanxi-study-status{font-size:12px;margin:0;padding-top:6px;color:#175c45;min-height:26px}
.yanxi-study-status[data-error="true"]{color:#aa2a2a}
body.yanxi-comfort-reader[data-yanxi-mode="night"] #yanxi-study-actions{background:#000;color:#fff;border-color:#555}
body.yanxi-comfort-reader[data-yanxi-mode="night"] #yanxi-study-actions button{background:#000;color:#fff;border-color:#666}
body[data-yanxi-mode="night"] .yanxi-study-sheet{background:#000;color:#fff;border:1px solid #555}
body[data-yanxi-mode="night"] .yanxi-study-phase{background:#000;border:1px solid #555}
body[data-yanxi-mode="night"] .yanxi-study-body :is(textarea,button){background:#000;color:#fff;border-color:#666}
body[data-yanxi-mode="night"] .yanxi-study-body .yanxi-study-primary{background:#fff;color:#000}
body[data-yanxi-mode="night"] .yanxi-study-status{color:#fff}

.yanxi-study-sheethead .yanxi-study-export{border:1px solid #777;border-radius:8px;padding:7px 8px;background:transparent;color:inherit;font-size:12px;margin-left:auto}