/* Local atlas preview: quiet, warm materials from the atlas; clear conversation hierarchy. */
#learning-tabs{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:6px 22px 14px;flex:none}
#learning-tabs[hidden],#chapter-chat[hidden],#panelscroll[hidden]{display:none!important}
#learning-tabs [role=tablist]{display:flex;gap:3px;padding:4px;background:#e9e1d2b8;border:1px solid #d4c7b048;border-radius:12px}
#learning-tabs [role=tab]{display:flex;align-items:center;justify-content:center;gap:7px;padding:9px 14px;border:0;border-radius:8px;
  background:transparent;color:#766c5b;font:500 13px/1.2 system-ui,sans-serif;cursor:pointer;transition:background .16s,color .16s,box-shadow .16s}
#learning-tabs [role=tab][aria-selected=true]{background:#fffdf8;color:#352d21;box-shadow:0 1px 4px #45341d18}
#learning-tabs svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.tutor-preview{font:10px/1.2 var(--f-mono);letter-spacing:.04em;color:#817664;border:1px solid #d4c7b0;border-radius:5px;padding:4px 6px}
#chapter-chat{display:flex;flex:1;flex-direction:column;min-height:0;color:#322b20;font-family:system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;background:linear-gradient(160deg,#fffdf766,#f2eadc22)}
.tutor-intro{flex:none;padding:18px 22px 0}
.tutor-eyebrow{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:10px;font-size:11px;color:#82725b}
.tutor-eyebrow>span{display:flex;align-items:center;gap:7px;letter-spacing:.015em}
.tutor-eyebrow i{display:block;width:5px;height:5px;border-radius:50%;background:#a17b3f}
#tutor-reset{display:grid;place-items:center;flex:none;width:30px;height:30px;margin-right:-4px;border:0;border-radius:8px;color:#8a7d67;background:none;cursor:pointer}
#tutor-reset:hover{background:#e5dbc866;color:#332b20}
#tutor-reset svg{width:16px;height:16px;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
#tutor-title{font:500 24px/1.16 var(--f-disp);letter-spacing:-.015em;margin:0 0 18px;color:#332b20}
.tutor-goal{border:1px solid #d9c8a7;border-left:3px solid #bc9454;background:linear-gradient(115deg,#f3ebdb,#fcf8ef);border-radius:3px 10px 10px 3px;padding:12px 13px}
.tutor-goal-label{display:block;font:600 10px/1.2 system-ui,sans-serif;letter-spacing:.09em;text-transform:uppercase;color:#8a672d;margin-bottom:7px}
#tutor-goal{font-size:13px;line-height:1.5;font-weight:500;margin:0;color:#51432d}
.tutor-state{display:flex;align-items:center;gap:6px;font-size:10px;line-height:1.4;color:#8c816f;padding:12px 0 14px;border-bottom:1px solid #dcd0b266}
.tutor-status-dot{width:5px;height:5px;border-radius:50%;background:#b7aa91;flex:none}
.tutor-state>span:last-child{margin-left:auto;font-size:9px;letter-spacing:.04em;text-transform:uppercase}
.goal-understood .tutor-status-dot{background:#587b62}
.goal-understood #tutor-state{color:#4c7154}
#tutor-messages{flex:1;min-height:70px;overflow:auto;overscroll-behavior:contain;scrollbar-width:thin;scrollbar-color:#d5cab8 transparent;padding:20px 20px 18px;scroll-behavior:smooth}
.tutor-message{display:flex;align-items:flex-start;gap:10px;margin:0 0 22px;animation:tutor-appear .2s ease-out}
.tutor-avatar{display:grid;place-items:center;flex:none;width:30px;height:34px;border-radius:10px;background:#f4ebd8;border:1px solid #e3d6bd}
.tutor-avatar svg{width:23px;height:29px}
.tutor-message.user .tutor-avatar{background:#ebece6;border-color:#dbdfd4;color:#6a796c}
.tutor-message.user .tutor-avatar svg{width:17px;height:20px;fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round}
.tutor-message-content{min-width:0;flex:1;padding-top:1px}
.tutor-speaker{display:block;font-size:10px;font-weight:600;letter-spacing:.015em;color:#7b705e;margin:1px 0 7px}
.tutor-message p{font-size:13px;line-height:1.7;margin:0;overflow-wrap:anywhere;color:#433b30}
.tutor-message.user p{background:#e9e5db9c;border:1px solid #dfd7c980;padding:10px 12px;border-radius:2px 12px 12px 12px;color:#534d41}
.tutor-suggestions{display:flex;flex-wrap:wrap;gap:7px;margin:0 0 3px 40px}
.tutor-suggestions button{font:11px/1.3 system-ui,sans-serif;padding:8px 10px;border:1px solid #d7c9b1;border-radius:8px;background:#fffdf455;color:#766244;cursor:pointer;transition:background .16s,border-color .16s}
.tutor-suggestions button:hover{background:#f7efdf;border-color:#b99a6c}
.tutor-ending{margin:0 0 18px 40px;padding:13px 14px;border:1px solid #cbd6c5;border-left:3px solid #77916f;border-radius:3px 10px 10px 3px;background:#edf1e880}
.tutor-ending h3{margin:0 0 7px;font:600 10px/1.2 system-ui,sans-serif;letter-spacing:.07em;text-transform:uppercase;color:#5b7654}
.tutor-ending p{margin:0;font:13px/1.65 system-ui,sans-serif;color:#4c6047;overflow-wrap:anywhere}
.tutor-typing{display:flex;align-items:center;gap:4px;height:24px}
.tutor-typing>span:not(.sr-only){width:4px;height:4px;border-radius:50%;background:#b7a17a;animation:tutor-think 1.2s infinite}
.tutor-typing>span:nth-child(2){animation-delay:.15s}.tutor-typing>span:nth-child(3){animation-delay:.3s}
#tutor-form{flex:none;padding:12px 18px 0;border-top:1px solid #dcd0b24d;background:#faf6ed80}
#tutor-form[hidden],#tutor-limit[hidden]{display:none}
#tutor-limit{flex:none;margin:8px 18px 2px;padding:15px 16px;border:1px solid #d9c8a7;border-radius:11px;background:#f6eedf}
#tutor-limit h3{font:600 14px/1.4 system-ui,sans-serif;margin:0 0 7px;color:#5c492d}
#tutor-limit p{font:12px/1.65 system-ui,sans-serif;margin:0;color:#79664a}
#tutor-limit a{display:inline-flex;margin-top:11px;padding:9px 12px;border-radius:8px;background:#463b2a;color:#fff8e8;font:500 12px/1.3 system-ui,sans-serif;text-decoration:none}
#tutor-limit h3[hidden],#tutor-limit a[hidden]{display:none}
#tutor-limit.at-cap{background:transparent;border:0;padding:10px 0}
.tutor-composer{display:flex;align-items:flex-end;gap:8px;padding:12px 10px 10px 13px;background:#fffdf9;border:1px solid #d5c5a8;border-radius:13px;box-shadow:0 2px 5px #6b502a06,0 7px 20px #6b502a06;transition:border-color .15s,box-shadow .15s}
.tutor-composer:focus-within{border-color:#af8a4c;box-shadow:0 0 0 3px #bf9c5e14}
#tutor-input{flex:1;min-width:0;resize:none;border:0;outline:0;background:transparent;box-shadow:none;font:13px/1.6 system-ui,sans-serif;min-height:42px;max-height:120px;padding:0;color:#3f372a;scrollbar-width:thin}
#tutor-input::placeholder{color:#9a907f}
#tutor-send{display:grid;place-items:center;flex:none;width:31px;height:31px;border:0;border-radius:9px;background:#463b2a;color:#fff8e8;cursor:pointer;transition:background .15s,transform .15s}
#tutor-send svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
#tutor-send:disabled{background:#e9e3d7;color:#b7ac97;cursor:default}
#tutor-send:hover:enabled{background:#745929;transform:translateY(-1px)}
.tutor-footnote{display:flex;justify-content:space-between;gap:8px;font-size:8px;line-height:1.4;color:#978b77;padding:8px 1px 6px}
.tutor-next{flex:none;display:flex;align-items:center;justify-content:space-between;gap:8px;padding:10px 21px 14px;font-size:10px;color:#9a8e78}
#tutor-next{font:500 11px/1.3 system-ui,sans-serif;border:0;background:transparent;color:#7c633f;cursor:pointer;padding:4px 0 4px 8px}
#tutor-next span{margin-left:5px}
#tutor-error{display:flex;align-items:center;gap:10px;font:11px/1.5 system-ui,sans-serif;padding:9px 12px;margin:0 18px 10px;border:1px solid #dec8b9;border-radius:8px;background:#fcf0e7;color:#855d42}
#tutor-error[hidden]{display:none}
#tutor-error button{border:0;background:transparent;text-decoration:underline;color:inherit;flex:none;cursor:pointer;font:inherit}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}
#chapter-chat button:focus-visible,#learning-tabs button:focus-visible{outline:2px solid #a27a39;outline-offset:3px}
body.phone #learning-tabs{padding:4px 16px 10px}
body.phone .tutor-intro{padding:12px 16px 0}
body.phone #tutor-title{font-size:22px;margin-bottom:12px}
body.phone #tutor-messages{padding:16px}
body.phone .tutor-message p{font-size:14px}
body.phone #tutor-form{padding:10px 12px 0}
body.phone .tutor-next{padding:8px 16px max(10px,env(safe-area-inset-bottom))}
body.phone .tutor-footnote>span:last-child{display:none}
@keyframes tutor-think{0%,60%,100%{opacity:.35;transform:translateY(0)}30%{opacity:1;transform:translateY(-2px)}}
@keyframes tutor-appear{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}
@media(prefers-reduced-motion:reduce){.tutor-message,.tutor-typing>span{animation:none!important}#tutor-messages{scroll-behavior:auto}}