body.tut-hide-footer nav.nav{display:none}.tut{max-width:none;margin:0;padding:0}.tut__frame{display:flex;flex-direction:column;height:100vh;min-height:100vh;height:100dvh;min-height:100dvh;background:var(--card);border:0;border-radius:0;overflow:hidden}.tut__topbar{display:flex;align-items:center;gap:12px;padding:10px 16px;border-bottom:1px solid var(--hair);background:var(--paper)}.tut__crumb{font-family:var(--mono);font-size:12px;letter-spacing:1px;color:var(--ink-soft);background:none;border:0;cursor:pointer;padding:0}.tut__crumb:hover{color:var(--ink)}.tut__kbd{font-family:var(--mono);font-size:11.5px;color:var(--muted);border:1px solid var(--hair);border-radius:6px;padding:3px 8px;background:var(--card);cursor:pointer}.tut__kbd:hover{color:var(--ink);border-color:var(--hair-strong)}.tut__who{margin-left:auto;font-size:13px;color:var(--ink-soft)}.tut__exit{font-family:var(--mono);font-size:11.5px;color:var(--muted);border:1px solid var(--hair);border-radius:6px;padding:3px 8px;background:var(--card);text-decoration:none}.tut__exit:hover{color:var(--ink);border-color:var(--hair-strong)}.tut__layout{display:flex;flex:1;min-height:0}.tut__rail{display:flex;flex-direction:column;align-items:center;gap:6px;width:76px;padding:14px 8px;flex-shrink:0;border-right:1px solid var(--hair);background:var(--paper);overflow-y:auto}.tut__rail-btn{position:relative;width:52px;height:52px;padding:0;flex-shrink:0;background:none;border:0;border-radius:50%;cursor:pointer;transition:transform .14s ease}.tut__rail-btn:hover{transform:translateY(-1px)}.tut__rail-btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.tut__rail-btn .prof__avatar{width:52px;height:52px}.tut__rail-btn--active:after{content:"";position:absolute;inset:-4px;border-radius:50%;border:2px solid var(--accent);pointer-events:none}.tut__rail-btn--locked{opacity:.45}.tut__lock{position:absolute;right:-2px;bottom:-2px;font-size:11px;filter:grayscale(.2)}.tut__dot{position:absolute;top:1px;right:1px;width:9px;height:9px;border-radius:50%;background:var(--go);border:2px solid var(--paper)}.tut__roomwrap{display:flex;flex-direction:column;flex:1;min-width:0;min-height:0}.tut__room-head{display:flex;align-items:baseline;gap:10px;padding:12px 20px;border-bottom:1px solid var(--hair);background:var(--card)}.tut__room-name{font-family:var(--serif);font-size:19px;font-weight:600;color:var(--ink-deep)}.tut__room-subject{font-family:var(--mono);font-size:11px;letter-spacing:1.6px;text-transform:uppercase;color:var(--gilt)}.tut__ai-chip{margin-left:auto;font-family:var(--mono);font-size:10.5px;letter-spacing:1px;color:var(--muted);border:1px solid var(--hair);border-radius:999px;padding:3px 9px}.tut__scroll{flex:1;overflow-y:auto;display:flex;flex-direction:column;gap:14px;padding:24px max(20px,calc((100% - 780px) / 2)) 14px}.tut__msg-group--tutor{display:flex;flex-direction:column;align-self:flex-start;max-width:100%}.tut__copy{align-self:flex-start;margin:2px 0 0;padding:4px;display:inline-flex;align-items:center;justify-content:center;color:var(--quiet);background:none;border:0;border-radius:6px;cursor:pointer;opacity:0;transition:opacity .14s ease}.tut__copy:focus-visible,.tut__msg-group--tutor:hover .tut__copy{opacity:1}.tut__copy:hover{color:var(--ink);background:var(--paper-2)}.tut__copy:focus-visible{outline:2px solid var(--accent);outline-offset:1px}.tut__msg{max-width:76%;padding:10px 16px;border-radius:var(--rad-lg);font-size:15px;line-height:1.65;white-space:pre-wrap}.tut__msg--tutor{align-self:flex-start;background:transparent;border:0;border-radius:0;color:var(--ink);font-family:var(--serif);font-size:16px;line-height:1.7;max-width:100%;padding:2px 0}.tut__msg--user{align-self:flex-end;background:var(--accent-soft);color:var(--ink-deep);border-top-right-radius:var(--rad-sm);max-width:70%}.tut__toolnote{font-family:var(--mono);font-size:11px;letter-spacing:.8px;color:var(--quiet)}.tut__thinking{font-size:13.5px;color:var(--muted);font-style:italic}.tut__error{font-size:13.5px;color:var(--stop)}.tut__composer{border-top:1px solid var(--hair);background:var(--card);padding:10px max(20px,calc((100% - 780px) / 2)) 8px;position:relative}.tut__composer-row{display:flex;gap:10px;align-items:flex-end}.tut__input{flex:1;resize:none;min-height:46px;max-height:220px;overflow-y:auto;font-family:var(--sans);font-size:15px;line-height:1.5;color:var(--ink);background:var(--paper);border:1px solid var(--hair-strong);border-radius:var(--rad-md);padding:12px 14px}.tut__composer .btn:disabled{opacity:.45;cursor:default;transform:none}.tut__input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.tut__input::placeholder{color:var(--quiet)}.tut__picker{position:absolute;left:max(20px,calc((100% - 780px) / 2));right:max(20px,calc((100% - 780px) / 2));bottom:calc(100% + 6px);background:var(--card);border:1px solid var(--hair-strong);border-radius:var(--rad-md);box-shadow:0 18px 40px -18px rgba(0,33,71,.35);overflow:hidden;z-index:20}.tut__picker-head{font-family:var(--mono);font-size:10.5px;letter-spacing:1.4px;text-transform:uppercase;color:var(--gilt);padding:8px 14px;border-bottom:1px solid var(--hair)}.tut__picker-row{display:flex;align-items:center;gap:10px;width:100%;padding:8px 14px;background:none;border:0;cursor:pointer;text-align:left;font-size:14px;color:var(--ink)}.tut__picker-row--focus{background:var(--accent-soft)}.tut__picker-row--locked{color:var(--muted)}.tut__picker-row .prof__avatar{width:30px;height:30px;flex-shrink:0}.tut__picker-sub{font-size:12px;color:var(--muted)}.tut__picker-end{margin-left:auto;font-size:11.5px;color:var(--muted)}.tut__card{background:var(--paper);border:1px solid var(--hair);border-left:3px solid var(--accent);border-radius:var(--rad-lg);padding:18px 20px;max-width:560px}.tut__card--gilt{border-left-color:var(--gilt)}.tut__card--stop{border-left-color:var(--stop)}.tut__card h3{font-family:var(--serif);font-size:19px;color:var(--ink-deep);margin:0 0 6px}.tut__card p{font-size:14.5px;line-height:1.6;color:var(--ink-soft);margin:0 0 8px}.tut__card-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:12px}.tut__center{flex:1;overflow-y:auto;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:32px 20px;gap:18px}.tut__h1{font-family:var(--serif);font-size:clamp(24px,3.4vw,32px);font-weight:600;color:var(--ink-deep)}.tut__h1,.tut__lede{margin:0;text-align:center}.tut__lede{font-size:15.5px;color:var(--ink-soft);max-width:46ch}.tut__mentor-line{font-family:var(--serif);font-size:18px;color:var(--ink);text-align:center;max-width:44ch}.tut__chips{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}.tut__chip{display:inline-flex;align-items:center;gap:8px;font-family:var(--sans);font-size:14.5px;color:var(--ink);background:var(--card);border:1px solid var(--hair-strong);border-radius:999px;padding:10px 18px;cursor:pointer;transition:border-color .14s ease,transform .14s ease}.tut__chip:hover{border-color:var(--accent);transform:translateY(-1px)}.tut__chip .sem{width:10px;height:10px;border-radius:50%}.tut__chip .sem--go{background:var(--go)}.tut__chip .sem--amber{background:var(--amber)}.tut__chip .sem--stop{background:var(--stop)}.tut__home{flex:1;overflow-y:auto;padding:26px clamp(16px,4vw,40px)}.tut__eyebrow{font-family:var(--mono);font-size:11px;letter-spacing:2px;text-transform:uppercase;color:var(--gilt);margin:0 0 10px}.tut__cards-row{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:28px}.tut__continue{display:flex;align-items:center;gap:12px;min-width:210px;background:var(--card);border:1px solid var(--hair);border-radius:var(--rad-md);padding:12px 16px;cursor:pointer;text-align:left;transition:border-color .14s ease,transform .14s ease}.tut__continue:hover{border-color:var(--accent);transform:translateY(-1px)}.tut__continue .prof__avatar{width:40px;height:40px;flex-shrink:0}.tut__continue-name{font-family:var(--serif);font-size:15.5px;font-weight:600;color:var(--ink-deep)}.tut__continue-sub{font-size:12.5px;color:var(--muted)}.tut__grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:12px}.tut__tile{display:flex;flex-direction:column;align-items:center;gap:8px;background:var(--card);border:1px solid var(--hair);border-radius:var(--rad-md);padding:16px 10px 14px;cursor:pointer;transition:border-color .14s ease,transform .14s ease}.tut__tile:hover{border-color:var(--accent);transform:translateY(-1px)}.tut__tile--locked{opacity:.55}.tut__tile--locked:hover{border-color:var(--hair-strong)}.tut__tile .prof__avatar{width:56px;height:56px}.tut__tile-name{font-family:var(--serif);font-size:15px;font-weight:600;color:var(--ink-deep)}.tut__tile-sub{font-size:12px;color:var(--muted)}.tut__legend{margin-top:14px;font-size:12.5px;color:var(--muted)}.tut__kids{display:flex;flex-wrap:wrap;gap:14px;justify-content:center}.tut__kid{width:128px;background:var(--card);border:1px solid var(--hair-strong);border-radius:var(--rad-lg);padding:18px 10px;cursor:pointer;text-align:center;font-family:var(--serif);font-size:16px;color:var(--ink-deep);transition:border-color .14s ease,transform .14s ease}.tut__kid:hover{border-color:var(--accent);transform:translateY(-1px)}.tut__kid small{display:block;margin-top:4px;font-family:var(--sans);font-size:12px;color:var(--muted)}.tut-heddy__hero{display:flex;flex-wrap:wrap;align-items:center;gap:24px;margin-bottom:22px}.tut-heddy__portrait{text-align:center}.tut-heddy__avatar{width:168px;height:168px;margin:0 auto}.tut-heddy__avatar svg{width:100%;height:100%}.tut-heddy__caption{margin:6px 0 0;font-family:var(--serif);font-size:14.5px;color:var(--ink-soft)}.tut-heddy__panel{flex:1 1 260px;background:var(--paper);border:1px solid var(--hair);border-left:3px solid var(--accent);border-radius:var(--rad-lg);padding:16px 20px}.tut-heddy__level{display:flex;align-items:center;gap:10px;margin-bottom:4px}.tut-heddy__badge{display:inline-block;width:36px;height:36px;flex-shrink:0}.tut-heddy__badge svg{width:100%;height:100%}.tut-heddy__level-title{font-family:var(--mono);font-size:13px;letter-spacing:2px;text-transform:uppercase;color:var(--ink-deep);font-weight:600}.tut-heddy__lifetime{margin:0 0 8px;font-size:13.5px;color:var(--ink-soft)}.tut-heddy__bar{height:8px;border-radius:999px;background:var(--paper-2);border:1px solid var(--hair);overflow:hidden}.tut-heddy__bar-fill{height:100%;border-radius:999px;background:var(--accent);transition:width .6s ease-out}.tut-heddy__next{margin:6px 0 10px;font-size:13px;color:var(--muted)}.tut-heddy__spend{margin:0;font-size:15px;color:var(--ink-deep)}.tut-heddy__empty{font-size:14px;color:var(--muted)}.tut-heddy__tabs{display:flex;flex-wrap:wrap;gap:8px;margin:2px 0 22px;padding-bottom:16px;border-bottom:1px solid var(--hair)}.tut-heddy__tab{display:inline-flex;align-items:center;gap:8px;font-family:var(--sans);font-size:14px;color:var(--ink-soft);background:var(--card);border:1px solid var(--hair-strong);border-radius:999px;padding:9px 16px 9px 13px;cursor:pointer;transition:border-color .14s ease,background .14s ease,color .14s ease,transform .14s ease}.tut-heddy__tab:hover{border-color:var(--accent);transform:translateY(-1px)}.tut-heddy__tab.is-active{border-color:var(--accent);background:var(--accent-soft);color:var(--ink-deep);font-weight:600;box-shadow:0 10px 24px -18px rgba(0,33,71,.4)}.tut-heddy__tab-ico{display:inline-flex;width:22px;height:22px;color:var(--accent-deep)}.tut-heddy__tab-ico svg{width:100%;height:100%}.tut-heddy__tab-label{line-height:1}.tut-heddy__tabpanel{min-height:220px}.tut-heddy__earned-head{display:inline-flex;align-items:center;gap:7px}.tut-heddy__mini-ico{display:inline-flex;width:15px;height:15px;color:var(--gilt)}.tut-heddy__mini-ico svg{width:100%;height:100%}.tut-heddy__nudge{display:flex;flex-wrap:wrap;align-items:center;gap:12px 18px;background:var(--accent-soft);border:1px solid var(--accent);border-radius:var(--rad-lg);padding:15px 20px;margin-bottom:22px}.tut-heddy__nudge-ico{display:inline-flex;width:38px;height:38px;flex:none;color:var(--accent-deep)}.tut-heddy__nudge-ico svg{width:100%;height:100%}.tut-heddy__nudge-body{flex:1 1 240px;min-width:0}.tut-heddy__nudge-line{margin:0;font-family:var(--serif);font-size:17px;font-weight:600;color:var(--ink-deep);text-wrap:pretty}.tut-heddy__nudge-sub{margin:4px 0 0;font-size:13px;color:var(--ink-soft)}.tut-heddy__nudge-actions{display:flex;flex-wrap:wrap;gap:8px}.tut-heddy__earned{list-style:none;margin:0;padding:0;border:1px solid var(--hair);border-radius:var(--rad-md);background:var(--card)}.tut-heddy__earned-row{display:flex;justify-content:space-between;align-items:baseline;gap:12px;padding:9px 14px;font-size:14px;color:var(--ink-soft)}.tut-heddy__earned-row+.tut-heddy__earned-row{border-top:1px solid var(--hair)}.tut-heddy__earned-pts{font-weight:600;color:var(--ink-deep);white-space:nowrap}.tut-heddy__head{display:flex;align-items:baseline;gap:14px;margin-bottom:18px}.tut-heddy__ladder-grid{display:grid;grid-template-columns:minmax(0,540px) 240px;gap:36px;align-items:start;justify-content:center;max-width:860px;margin:0 auto}.tut-heddy__climb{min-width:0}.tut-heddy__ladder-label{font-family:var(--mono);font-size:10.5px;letter-spacing:1.6px;text-transform:uppercase;color:var(--muted);margin:4px 0 8px;padding-left:66px}.tut-heddy__ladder-label:last-child{margin:8px 0 0}.tut-heddy__ladder{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:14px;position:relative}.tut-heddy__rung:not(:last-child):after{content:"";position:absolute;left:39px;bottom:-14px;height:14px;width:0;border-left:2px dotted var(--hair-strong)}.tut-heddy__rung{display:flex;align-items:center;gap:16px;padding:10px 16px 10px 12px;border:1px solid transparent;border-radius:var(--rad-lg);position:relative}.tut-heddy__rung--reached{background:color-mix(in oklch,var(--card) 55%,transparent)}.tut-heddy__rung--current{border-color:var(--accent);background:var(--accent-soft);box-shadow:0 10px 26px -18px rgba(0,33,71,.35)}.tut-heddy__rung--coming{opacity:.9}.tut-heddy__rung-tick{color:var(--accent-deep);font-size:13px}.tut-heddy__rung-badge{display:inline-block;width:56px;height:56px;flex-shrink:0;position:relative;z-index:1;filter:drop-shadow(0 2px 4px rgba(0,33,71,.1))}.tut-heddy__rung-badge svg{width:100%;height:100%}.tut-heddy__rung-badge--coming{opacity:.45}.tut-heddy__rung-body{flex:1;display:flex;flex-direction:column;gap:3px}.tut-heddy__rung-title{font-family:var(--serif);font-size:15.5px;font-weight:600;color:var(--ink-deep)}.tut-heddy__here{font-family:var(--mono);font-size:11px;letter-spacing:1px;color:var(--accent-deep)}.tut-heddy__rung-sub{font-size:12.5px;color:var(--muted)}.tut-heddy__rung-unlock{font-size:12.5px;color:var(--gilt);display:flex;align-items:center;gap:6px}.tut-heddy__unlock-icon{display:inline-block;width:18px;height:18px;flex-shrink:0}.tut-heddy__unlock-icon svg{width:100%;height:100%}.tut-heddy__ladder-side{position:sticky;top:70px;display:flex;flex-direction:column;gap:14px}.tut-heddy__side-card{background:var(--card);border:1px solid var(--hair);border-radius:var(--rad-lg);padding:16px 18px;text-align:center}.tut-heddy__side-badge{display:inline-block;width:92px;height:92px;margin:8px 0 2px;filter:drop-shadow(0 3px 6px rgba(0,33,71,.12))}.tut-heddy__side-badge svg{width:100%;height:100%}.tut-heddy__side-unlock{display:inline-block;width:52px;height:52px;margin:8px 0 2px}.tut-heddy__side-unlock svg{width:100%;height:100%}.tut-heddy__side-title{font-family:var(--serif);font-size:17px;font-weight:600;color:var(--ink-deep);margin:2px 0 8px}.tut-heddy__side-sub{font-size:12.5px;color:var(--muted);margin:6px 0 0}.tut-heddy__shelf-sec{margin-bottom:26px}.tut-heddy__count{color:var(--muted);letter-spacing:.5px;margin-left:8px}.tut-heddy__slots{display:flex;flex-wrap:wrap;gap:12px}.tut-heddy__slot{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;width:92px;min-height:88px;background:var(--card);border:1px solid var(--hair);border-radius:var(--rad-md);padding:10px 6px}.tut-heddy__slot--empty{border:1.5px dashed var(--hair-strong);background:none;opacity:.6}.tut-heddy__slot-art{font-size:26px;line-height:1}.tut-heddy__slot-svg{display:inline-block;width:40px;height:40px}.tut-heddy__slot-svg svg{width:100%;height:100%}.tut-heddy__slot-name{font-size:12px;color:var(--ink-soft);text-align:center}.tut-heddy__set-line{margin:10px 0 0;font-size:13px;color:var(--muted)}.tut-heddy__shop-spend{margin-left:auto;font-size:13.5px;color:var(--ink-deep);white-space:nowrap}.tut-heddy__cards{display:flex;flex-wrap:wrap;gap:12px}.tut-heddy__card{display:flex;flex-direction:column;gap:6px;width:168px;padding:12px 14px;border:1px solid var(--hair);border-radius:var(--rad-md);background:var(--card)}.tut-heddy__card-icon{display:inline-flex;width:44px;height:44px}.tut-heddy__card-icon svg{width:100%;height:100%}.tut-heddy__card-name{font-family:var(--serif);font-size:14.5px;font-weight:600;color:var(--ink-deep)}.tut-heddy__card-desc{font-size:12.5px;color:var(--muted);flex:1}.tut-heddy__card-price{font-size:13.5px;color:var(--ink-deep)}.tut-heddy__card-state{font-size:12.5px;color:var(--accent-deep)}.tut-heddy__card-note{font-size:12.5px;color:var(--gilt)}.tut-heddy__chip-icon{display:inline-flex;width:20px;height:20px;vertical-align:-5px;margin-right:5px}.tut-heddy__chip-icon svg{width:100%;height:100%}.tut-heddy__dialog-wrap{position:fixed;inset:0;z-index:40;display:flex;align-items:center;justify-content:center;background:rgba(30,26,18,.35);padding:20px}.tut-heddy__dialog{max-width:340px;width:100%;padding:20px 22px;border:1px solid var(--hair);border-radius:var(--rad-md);background:var(--card)}.tut-heddy__dialog-item{margin:0 0 8px;font-family:var(--serif);font-size:15.5px;font-weight:600;color:var(--ink-deep)}.tut-heddy__dialog-q{margin:0 0 14px;font-size:14px;color:var(--ink-soft)}.tut-heddy__dialog-actions{display:flex;gap:10px}.tut-heddy__dress{display:flex;flex-wrap:wrap;align-items:flex-start;gap:40px}.tut-heddy__stage{text-align:center;flex:0 1 340px}.tut-heddy__avatar--stage{width:min(300px,70vw);height:min(300px,70vw);margin:0 auto;padding:18px;background:radial-gradient(closest-side,var(--card) 62%,transparent 100%);border-radius:50%}.tut-heddy__perch{width:72%;height:12px;margin:-6px auto 0;border-bottom:2.5px solid var(--hair-strong);border-radius:0 0 50% 50%/0 0 100% 100%}.tut-heddy__dress-slots{flex:1;min-width:240px;display:flex;flex-direction:column;gap:18px}.tut-heddy__dress-chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px}.tut__chip--on{border-color:var(--accent);background:var(--accent-soft)}.tut-heddy__chip--example{border-style:dashed;color:var(--muted);background:none}.tut-heddy__chip--example:hover{border-color:var(--accent);color:var(--ink)}.tut__heddy-face{display:inline-block;width:17px;height:17px;vertical-align:-3px;margin-left:2px}.tut__heddy-face svg{width:100%;height:100%}.tut__find-overlay{position:fixed;inset:0;z-index:60;background:rgba(0,23,59,.35);background:oklch(.21 .08 254/.35);display:flex;align-items:flex-start;justify-content:center;padding:90px 16px 16px}.tut__find{width:100%;max-width:520px;background:var(--card);border:1px solid var(--hair-strong);border-radius:var(--rad-lg);box-shadow:0 30px 70px -30px rgba(0,33,71,.5);overflow:hidden}.tut__find-input{width:100%;border:0;border-bottom:1px solid var(--hair);background:var(--paper);font-family:var(--sans);font-size:15px;color:var(--ink);padding:14px 16px}.tut__find-input:focus{outline:none}.tut__find-list{max-height:330px;overflow-y:auto;padding:8px}.tut__find-hint{font-family:var(--mono);font-size:11px}.tut__disclosure,.tut__find-hint{border-top:1px solid var(--hair);padding:8px 16px;color:var(--muted)}.tut__disclosure{background:var(--paper);text-align:center;font-size:11.5px}.tut__modal-overlay{position:fixed;inset:0;z-index:60;background:rgba(0,23,59,.35);background:oklch(.21 .08 254/.35);padding:16px}.tut-gate,.tut__modal-overlay{display:flex;align-items:center;justify-content:center}.tut-gate{min-height:60vh;padding:40px var(--gutter)}@media (max-width:760px){.tut{padding:8px 10px 16px}.tut__frame{height:calc(100vh - 128px);height:calc(100dvh - 128px);min-height:420px;border-radius:var(--rad-lg)}.tut__layout{flex-direction:column}.tut__rail{flex-direction:row;width:100%;padding:8px 10px;gap:8px;border-right:0;border-bottom:1px solid var(--hair);overflow-x:auto;overflow-y:hidden;-webkit-overflow-scrolling:touch;scrollbar-width:none}.tut__rail::-webkit-scrollbar{display:none}.tut__rail-btn,.tut__rail-btn .prof__avatar{width:44px;height:44px}.tut__msg{max-width:88%}.tut__scroll{padding:14px}.tut__room-head{padding:10px 14px}.tut__room-name{font-size:17px}.tut__who{display:none}.tut__composer{padding:10px 10px calc(8px + env(safe-area-inset-bottom))}.tut__picker{left:8px;right:8px}.tut-heddy__hero{flex-direction:column;align-items:center;text-align:center}.tut-heddy__panel{width:100%}.tut-heddy__avatar{width:132px;height:132px}.tut-heddy__tabs{flex-wrap:nowrap;overflow-x:auto;gap:7px;-webkit-overflow-scrolling:touch;scrollbar-width:none}.tut-heddy__tabs::-webkit-scrollbar{display:none}.tut-heddy__tab{flex:0 0 auto}.tut-heddy__ladder-grid{grid-template-columns:1fr}.tut-heddy__ladder-side{position:static;order:-1}.tut-heddy__avatar--stage{width:min(220px,70vw);height:min(220px,70vw)}}@media (prefers-reduced-motion:reduce){.tut-heddy__bar-fill,.tut__chip,.tut__continue,.tut__kid,.tut__mcq-opt,.tut__rail-btn,.tut__tile{transition:none}}body.tut-hide-footer .cc-launch,body.tut-hide-footer footer.footer{display:none}.tut__symbols{display:flex;flex-wrap:wrap;gap:4px;margin-bottom:8px}.tut__sym{min-width:30px;padding:3px 7px;font-family:var(--serif);font-size:14px;color:var(--ink-soft);background:var(--paper);border:1px solid var(--hair);border-radius:7px;cursor:pointer}.tut__sym:hover{color:var(--ink);border-color:var(--accent)}.tut__attach{display:inline-flex;align-items:center;justify-content:center;width:44px;height:46px;flex-shrink:0;color:var(--ink-soft);background:var(--paper);border:1px solid var(--hair-strong);border-radius:var(--rad-md);cursor:pointer}.tut__attach:hover{color:var(--ink);border-color:var(--accent)}.tut__filechip{display:inline-flex;align-items:center;gap:6px;margin-bottom:6px;font-family:var(--mono);font-size:11.5px;color:var(--ink-soft);background:var(--paper-2);border:1px solid var(--hair);border-radius:999px;padding:4px 10px;max-width:100%}.tut__filechip button{background:none;border:0;cursor:pointer;color:var(--muted);padding:0 2px}.tut__filechip button:hover{color:var(--stop)}.tut__msg-img{max-width:min(320px,76%);border-radius:var(--rad-md);border:1px solid var(--hair);align-self:flex-start}.tut__msg-img--user{align-self:flex-end}.tut__attach--on{color:var(--accent-deep);border-color:var(--accent);background:var(--accent-soft)}.tut__kbd-cmd{margin-left:4px}@media (max-width:760px){.tut__kbd-cmd{display:none}}.tut__room-title{display:inline-flex;align-items:baseline;gap:10px;min-width:0;background:none;border:0;padding:0;cursor:pointer;text-align:left}.tut__mhome,.tut__msearch,.tut__room-caret{display:none}@media (max-width:760px){.tut__ai-chip,.tut__rail,.tut__topbar{display:none}.tut__mhome,.tut__msearch{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;flex-shrink:0;font-size:17px;color:var(--ink-soft);background:var(--paper);border:1px solid var(--hair);border-radius:50%;cursor:pointer}.tut__room-caret{display:inline;font-size:11px;color:var(--muted)}.tut__room-head{padding:8px 10px;gap:10px;align-items:center;border-bottom:1px solid var(--hair)}.tut__room-title{flex:1;align-items:baseline;overflow:hidden}.tut__room-name{font-size:17px;white-space:nowrap}.tut__msearch{margin-left:auto}.tut__scroll{padding:14px 12px}.tut__msg{max-width:92%;font-size:15px}.tut__msg--tutor{font-size:15.5px;max-width:100%}.tut__composer{padding:8px 10px calc(6px + env(safe-area-inset-bottom))}.tut__input{font-size:16px;min-height:44px;padding:10px 12px}.tut__attach{width:40px;height:44px}.tut__disclosure{padding:5px 12px;font-size:10.5px;line-height:1.35}}.tut__inputbox{border:1px solid var(--hair-strong);border-radius:var(--rad-lg);background:var(--paper);overflow:hidden}.tut__inputbox:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}.tut__inputbox .tut__input{width:100%;border:0;background:transparent;box-shadow:none;padding:12px 14px 4px;min-height:42px}.tut__inputbox .tut__input:focus{border:0;box-shadow:none}.tut__toolrow{display:flex;align-items:center;gap:4px;padding:4px 8px 8px}.tut__tool{display:inline-flex;align-items:center;justify-content:center;width:34px;height:32px;color:var(--ink-soft);background:none;border:0;border-radius:8px;cursor:pointer}.tut__tool:hover{color:var(--ink);background:var(--paper-2)}.tut__tool--on{color:var(--accent-deep);background:var(--accent-soft)}.tut__send{margin-left:auto}@media (max-width:760px){.tut__inputbox .tut__input{padding:10px 12px 2px;min-height:40px}.tut__toolrow{padding:2px 6px 6px}}.tut__ask{align-self:flex-start;max-width:88%;background:var(--paper);border:1px solid var(--hair);border-left:3px solid var(--accent);border-radius:var(--rad-lg);padding:12px 16px}.tut__ask-q{margin:0 0 10px;font-family:var(--serif);font-size:15.5px;color:var(--ink)}.tut__ask-options{display:flex;flex-wrap:wrap;gap:8px}.tut__ask-done{align-self:flex-start;margin:0;font-size:13px;color:var(--muted)}.tut__ask-done strong{color:var(--accent-deep)}.tut__divider{align-self:center;width:100%;text-align:center;font-family:var(--mono);font-size:11px;letter-spacing:1.5px;color:var(--muted);text-transform:lowercase;border-top:1px dashed var(--hair);padding-top:8px;margin-top:4px}.tut__badge{position:absolute;top:-3px;right:-3px;min-width:16px;height:16px;padding:0 4px;display:inline-flex;align-items:center;justify-content:center;font-family:var(--mono);font-size:10px;font-weight:700;color:var(--ink-deep);background:var(--amber);border:1.5px solid var(--paper);border-radius:999px}.tut-heddy__slot-svg--coming{filter:grayscale(.55)}.tut__wsteps{margin:0;padding-left:22px;display:flex;flex-direction:column;gap:8px}.tut__wstep{font-family:var(--serif);font-size:15px;color:var(--ink)}.tut__wstep-locked{color:var(--quiet);list-style:none;margin-left:-22px}.tut__wstep-btn,.tut__wstep-locked{font-family:var(--mono);font-size:12px}.tut__wstep-btn{color:var(--accent-deep);background:var(--accent-soft);border:1px dashed var(--accent);border-radius:8px;padding:6px 12px;cursor:pointer}.tut__wstep-btn:hover{background:var(--card)}.tut__wstep-btn--final{border-style:solid;font-weight:700}.tut__wfinal{font-family:var(--serif);font-weight:700;color:var(--accent-deep)}.tut__wproblem{font-size:16px;color:var(--ink);margin:0 0 4px}.tut__q,.tut__wproblem{font-family:var(--serif)}.tut__q{font-size:17.5px;font-weight:600;line-height:1.55;color:var(--ink-deep);margin:0 0 12px}.tut__mcq{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(200px,100%),1fr));gap:8px;margin:0 0 4px}.tut__mcq-opt{display:flex;align-items:center;gap:10px;min-height:44px;text-align:left;font-family:var(--sans);color:var(--ink);background:var(--card);border:1px solid var(--hair-strong);border-radius:var(--rad-md);padding:9px 12px;cursor:pointer;transition:border-color .14s ease,transform .14s ease}.tut__mcq-opt:hover:not(:disabled){border-color:var(--accent);transform:translateY(-1px)}.tut__mcq-opt:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.tut__mcq-opt:disabled{opacity:.55;cursor:default}.tut__mcq-key{flex:none;width:26px;height:26px;display:grid;place-items:center;font-family:var(--mono);font-size:12px;font-weight:700;color:var(--accent-deep);background:var(--accent-soft);border-radius:50%}.tut__mcq-val{font-family:var(--serif);font-size:15px;line-height:1.4}.tut-sheet{max-width:720px;margin:0 auto;padding:32px 24px 60px;color:var(--ink)}.tut-sheet h1{font-family:var(--serif);font-size:26px;color:var(--ink-deep);margin:4px 0 2px}.tut-sheet__meta{font-family:var(--mono);font-size:11.5px;letter-spacing:1px;color:var(--muted)}.tut-sheet__instructions{font-size:14.5px;color:var(--ink-soft);margin:14px 0 6px}.tut-sheet ol{display:flex;flex-direction:column;gap:26px;padding-left:26px;margin-top:22px}.tut-sheet li{font-family:var(--serif);font-size:16px;line-height:1.6}.tut-sheet__space{display:block;height:44px;border-bottom:1px dotted var(--hair-strong)}.tut-sheet__answer{color:var(--accent-deep);font-weight:600}@media print{.cc-launch,.tut-sheet__noprint,footer.footer,nav.nav{display:none!important}.tut-sheet{padding:0}}.tut__code{font-family:var(--mono);font-size:.88em;color:var(--ink-deep);background:var(--paper-2);border:1px solid var(--hair);border-radius:5px;padding:0 5px;white-space:nowrap}.tut__firstrun{display:flex;align-items:center;gap:14px;margin:12px 16px 0;padding:12px 16px 12px 14px;border:1px solid var(--hair);border-left:3px solid var(--accent);border-radius:var(--rad-md);background:var(--paper-2,#f4efe2)}.tut__firstrun-owl{flex:none;width:40px;height:40px;display:grid;place-items:center;border-radius:50%;background:var(--card);border:1px solid var(--hair)}.tut__firstrun-owl svg{width:27px;height:27px}.tut__firstrun-body{flex:1;min-width:0}.tut__firstrun-eyebrow{margin:0 0 8px;font-family:var(--mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--gilt)}.tut__firstrun-steps{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:9px 22px}.tut__firstrun-step{display:flex;align-items:center;gap:9px;font-size:13px;color:var(--ink-soft);line-height:1.3}.tut__firstrun-num{flex:none;width:21px;height:21px;display:grid;place-items:center;border-radius:50%;background:var(--accent-soft);color:var(--accent-deep);font-family:var(--mono);font-size:11px;font-weight:700}.tut__firstrun-dismiss{align-self:flex-start;border:0;background:transparent;cursor:pointer;font-size:16px;line-height:1;color:var(--quiet);padding:2px 6px;border-radius:6px}.tut__firstrun-dismiss:hover{color:var(--ink-deep);background:rgba(0,0,0,.05)}.tut__frametoggle{display:inline-flex;align-items:center;gap:5px;text-decoration:none}.tut__frametoggle svg{display:block}@media (max-width:760px){.tut__frametoggle-label{display:none}}body.tut-hide-footer .tut__firstrun,body.tut-hide-footer .tut__home,body.tut-hide-footer .tut__layout{width:100%;max-width:var(--shell);margin-inline:auto}.tut__msg-group{display:flex;flex-direction:column;align-items:flex-end;gap:3px;align-self:flex-end;max-width:70%}.tut__msg-group .tut__msg--user{max-width:100%}.tut__msg-time{font-family:var(--sans);font-size:11px;color:var(--muted);padding-right:6px;opacity:0;transition:opacity .14s ease}.tut__msg-group:focus-within .tut__msg-time,.tut__msg-group:hover .tut__msg-time{opacity:1}.tut__crest-end{display:flex;align-items:center;gap:10px;margin-top:4px;align-self:flex-start}.tut__crest-end>:first-child{width:34px;height:34px;flex-shrink:0}.tut__crest-hello{font-family:var(--sans);font-size:12.5px;font-style:italic;color:var(--ink-soft);background:var(--paper);border:1px solid var(--hair);border-radius:999px;padding:5px 13px;opacity:0;transform:translateX(-4px);transition:opacity .16s ease,transform .16s ease;pointer-events:none}.tut__crest-end:focus-within .tut__crest-hello,.tut__crest-end:hover .tut__crest-hello{opacity:1;transform:translateX(0)}