.learning-panel{position:absolute;top:104px;right:32px;bottom:81px;width:335px;z-index:8;pointer-events:auto;background:linear-gradient(145deg,#14252e,#0a151e);border:1px solid #557580;box-shadow:0 12px 45px #0008;display:flex;flex-direction:column;overflow:hidden}
.learning-panel .panel-bar{gap:10px}.learning-panel .panel-bar button{font-size:25px;line-height:1;width:25px;color:#10232d}
.learning-tabs{display:grid;grid-template-columns:1fr 1.35fr 1fr;gap:3px;padding:9px;border-bottom:1px solid var(--line)}.learning-tabs button{padding:10px 4px;font-size:14px;border:1px solid transparent;line-height:1.3}.learning-tabs button[aria-pressed=true]{color:var(--cyan);background:#20404b;border-color:#517982}
.learning-content{overflow-y:auto;min-height:0;padding:24px 20px;scrollbar-width:thin;scrollbar-color:#52717f transparent}.learning-content h2{font-size:27px;line-height:1.18;letter-spacing:-.03em;font-weight:400;margin:10px 0 17px}.learning-content p{font-size:16px;line-height:1.65;color:#b6c9d0}.learning-content a{font-size:14px;line-height:1.5;overflow-wrap:anywhere}.learning-content .learning-note{font-size:13px;line-height:1.65;color:var(--muted)}
.learning-content button{font-size:14px}.learning-label{font-size:14px;line-height:1.4;display:block;margin:18px 0 8px;color:#b7cbd2}.learning-content select,.learning-content input[type=date]{width:100%;min-width:0;padding:11px 9px;border:1px solid #486774;background:#102530;color:#e1e8e9;font-size:14px}.learning-content input[type=range]{width:100%;height:26px;accent-color:var(--cyan);cursor:pointer}
.voyage-list{display:grid;gap:13px;margin-top:24px}.voyage-list>button{display:flex;flex-direction:column;text-align:left;padding:18px 16px;border:1px solid #496775;background:linear-gradient(130deg,#203b48,#14252f);gap:9px}.voyage-list>button:hover{border-color:var(--cyan);background:#234451}.voyage-list small{font:12px var(--mono);letter-spacing:.13em;color:#9db8c3}.voyage-list strong{font-size:21px;letter-spacing:-.02em;font-weight:400}.voyage-list span{font-size:14px;line-height:1.6;color:#b5c7cf}.voyage-list b{font-size:14px;font-weight:400;color:var(--cyan);margin-top:6px}
.voyage-location{border-block:1px solid #415964;padding:14px 0;font-size:21px;color:var(--cyan);line-height:1.4}.voyage-location span{display:block;font:12px var(--mono);color:var(--muted);margin-top:7px}.voyage-controls{display:flex;gap:7px;margin:17px 0 12px}.voyage-controls button{flex:1;padding:11px 5px;border:1px solid #486a79;background:#16333f;font-size:14px}.voyage-controls button:hover:not(:disabled){background:#27515f}.voyage-controls button:disabled{opacity:.35}.learning-content progress{width:100%;height:4px;display:block;accent-color:var(--cyan);margin-bottom:10px}.narration-option{display:flex;gap:9px;align-items:center;font-size:14px;margin-top:20px}.narration-option input{accent-color:var(--cyan);width:17px;height:17px}#narration-note{display:block;font-size:12px;color:var(--muted);line-height:1.5;margin:8px 0 17px}.voyage-story{margin:20px 0}.learning-content .learning-prompt{font-size:15px;line-height:1.65;padding:14px;border-left:2px solid #8db9c0;background:#1a323d;color:#d0e3e7;margin:20px 0}.learning-actions{display:flex;flex-wrap:wrap;gap:8px;margin:14px 0}.learning-actions button,.learning-secondary,#compare-retry{padding:10px;border:1px solid #476572;color:#bce7eb;background:#132b37}.learning-secondary{margin-top:18px;width:100%}
.size-comparison{display:grid;grid-template-columns:1fr 1fr;gap:10px;align-items:end;margin-top:24px;padding:15px 0;border-block:1px solid var(--line)}.size-comparison>div{text-align:center;min-width:0}.size-comparison svg{width:100%;height:120px;stroke:none;fill:none}.size-comparison span{display:block;font-size:14px;line-height:1.4;overflow-wrap:anywhere;margin-top:5px}.size-comparison>p{grid-column:1/-1}.comparison-table{width:100%;border-collapse:collapse;font-size:14px;margin:22px 0;table-layout:fixed}.comparison-table th,.comparison-table td{padding:12px 5px;border-bottom:1px solid var(--line);text-align:right;overflow-wrap:anywhere;font-weight:400}.comparison-table th:first-child{text-align:left;width:41%}.comparison-table thead{color:var(--cyan)}.comparison-table small{display:block;color:var(--muted);font-size:12px;line-height:1.5;margin-top:4px}
.signal-readouts{display:grid;grid-template-columns:1fr 1fr;gap:12px;border-block:1px solid var(--line);padding:18px 0;margin:24px 0 12px}.signal-readouts strong{display:block;font-size:31px;font-weight:300;color:var(--cyan)}.signal-readouts span{display:block;font:12px var(--mono);line-height:1.5;color:var(--muted);margin-top:6px}.signal-diagram{width:100%;height:auto;stroke:none;fill:none;display:block}.signal-diagram text{font:13px Arial,sans-serif}.signal-timeline{list-style:none;margin:22px 0;padding:0}.signal-timeline li{font-size:14px;color:var(--muted);display:flex;justify-content:space-between;gap:10px;padding:12px 0;border-bottom:1px solid var(--line)}.signal-timeline strong{font-weight:400;color:var(--text);white-space:nowrap}
@media(min-width:1700px){.learning-panel{width:370px}.learning-content{padding:25px}}
@media(max-width:1100px) and (min-width:761px){.learning-panel{width:295px;right:24px}.learning-content{padding:19px 16px}.learning-tabs{padding:6px;gap:1px}.learning-tabs button{font-size:14px}.learning-content h2{font-size:25px}.top-status{gap:10px}}
@media(max-width:760px){.learning-panel{top:auto;right:14px;left:14px;bottom:13px;width:auto;max-height:72dvh}.learning-content{padding:20px}.learning-tabs button{padding:11px 5px}.topbar{gap:7px}.brand h1{font-size:16px}.brand small{letter-spacing:.03em;font-size:11px}.brand-icon{width:24px;height:24px}.brand{gap:7px}.top-status{gap:4px}#learning-toggle{width:auto;min-width:57px;padding:8px;font-size:13px}.top-status #about-button{width:25px}}
@media(max-width:380px){.brand small{display:none}.brand h1{font-size:14px;letter-spacing:.06em}.brand-icon{width:20px;height:20px}#learning-toggle{padding:8px 6px}.top-status{gap:2px}}