.space-main{max-width:1220px;margin:auto}.space-switch{font-size:12px;color:var(--ink);border:1px solid var(--line);border-radius:30px;padding:12px 18px;white-space:nowrap}.breadcrumb{display:flex;gap:12px;font-size:11px;color:#7e8975;padding:25px 0}.breadcrumb a{color:inherit}.space-hero{display:grid;grid-template-columns:1.15fr 1fr;align-items:center;gap:60px;padding:40px 0 70px}.space-hero h1{font-size:68px;line-height:1.32;letter-spacing:-3px;margin:25px 0}.space-hero p{font-size:15px;line-height:2;color:#72806b}.space-tags{font-size:11px;letter-spacing:3px;margin-top:34px;color:#77836b}.space-art{background:var(--space-color);min-height:400px;border-radius:50% 50% 40% 40%;position:relative;display:flex;align-items:center;justify-content:center;overflow:hidden}.space-stamp{font-size:118px;transform:rotate(-12deg);z-index:1;filter:drop-shadow(12px 16px 0 #ffffff44)}.art-orbit{position:absolute;width:290px;height:290px;border:1px solid #58754c33;border-radius:50%;transform:rotate(-25deg)}.art-orbit:before,.art-orbit:after{content:'✧';position:absolute;color:var(--space-accent);font-size:45px}.art-orbit:before{top:0;left:0}.art-orbit:after{bottom:0;right:0}.paper-label{position:absolute;z-index:2;bottom:60px;left:25px;right:25px;background:#faf9ef;border:1px solid #bac4af;padding:18px 16px;font:14px/1.5 var(--serif);transform:rotate(-5deg);text-align:center;box-shadow:3px 5px 0 #31594711}.space-art-note{position:absolute;bottom:20px;font-size:8px;letter-spacing:2px}.space-notice{font-size:11px;line-height:1.8;color:#828c78;border-block:1px solid var(--line);padding:18px 0}.space-section{padding:70px 0;scroll-margin-top:24px}.small-note{font-size:12px;line-height:1.9;color:#7b8872}.thought-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.thought-card{border:1px solid var(--line);border-radius:7px;padding:28px;position:relative;background:#faf9f0;min-height:210px}.thought-card h3{font-size:22px;margin:23px 0 15px}.thought-card p{font-size:13px;line-height:1.9;color:#78836d;margin-bottom:25px}.thought-card>span{position:absolute;bottom:20px;right:24px;font-size:23px;color:var(--space-accent)}.challenge-section{display:grid;grid-template-columns:1.7fr 1fr;gap:60px;border-block:1px solid var(--line)}.challenge-copy h2{font-size:29px;margin:20px 0}.challenge-copy>p{font-size:14px;line-height:1.9}.choice-list{display:grid;gap:10px;margin-top:25px}.choice{background:transparent;border:1px solid #bac5ad;border-radius:6px;display:flex;align-items:center;gap:15px;padding:15px 18px;color:var(--ink);text-align:left}.choice>b{font-size:11px;border:1px solid var(--line);width:25px;height:25px;display:grid;place-items:center;flex-shrink:0}.choice>span:first-of-type{flex:1;font-size:13px;line-height:1.6}.choice:hover,.choice.selected{background:var(--space-color)}.challenge-result{min-height:42px;color:#6e7c60}.word-tile{background:var(--space-color);border-radius:8px;padding:32px;display:flex;flex-direction:column;justify-content:center}.word-icon{font:50px var(--serif);margin:24px 0 12px;color:var(--space-accent)}.word-tile h3{font:39px var(--serif);margin:5px 0 0;overflow-wrap:anywhere}.word-tile p{font-size:14px;line-height:1.8}.word-example{border-top:1px solid #a2b19366;padding-top:16px}.word-tile .secondary{align-self:flex-start;margin-top:12px}.word-tile [role=status]{font-size:11px;margin-top:8px}.chat-section{display:grid;grid-template-columns:.8fr 1.2fr;gap:70px;align-items:start}.chat-intro{padding-top:35px}.chat-intro h2{font-size:39px;line-height:1.5;margin:25px 0}.chat-intro>p{font-size:14px;line-height:2;color:#73816c}.chat-policy{border-top:1px solid var(--line);padding-top:24px;margin-top:30px;display:grid;gap:10px}.chat-policy b{font-size:12px}.chat-policy span{font-size:11px;line-height:1.9;color:#819076}.chat-panel{border:1px solid #bbc7b2;border-radius:12px;padding:24px;background:#faf9f2;box-shadow:0 15px 50px #345b4610;min-width:0}.chat-panel-top{display:flex;align-items:center;gap:13px;border-bottom:1px solid var(--line);padding-bottom:18px}.chat-avatar{font-size:28px;background:var(--space-color);padding:9px;border-radius:50%}.chat-panel-top b{font-size:15px}.chat-panel-top small{display:block;font-size:10px;color:#7b8b6c;margin-top:5px}.quiet-btn{border:0;background:none;font-size:11px;color:#718466;margin-left:auto;white-space:nowrap}.space-chat-log{min-height:180px;max-height:390px;overflow-y:auto;overscroll-behavior:contain;display:flex;flex-direction:column;gap:13px;padding:22px 0;scrollbar-width:thin}.space-message{padding:13px 15px;border-radius:12px 12px 12px 2px;background:#e9eddf;font-size:13px;line-height:1.9;white-space:pre-wrap;max-width:94%;overflow-wrap:anywhere;flex-shrink:0}.space-message.user{align-self:flex-end;background:var(--space-color);border-radius:12px 12px 2px 12px}.starter-prompts{display:flex;gap:7px;flex-wrap:wrap;margin:0 0 18px}.starter-prompts button{border:1px solid #c3cdb8;border-radius:20px;background:transparent;color:#6c7b61;font-size:10px;padding:8px 11px;text-align:left;line-height:1.6}.starter-prompts button:hover{background:var(--space-color)}#chat-form{border:1px solid #bbc7b2;padding:12px;border-radius:8px;background:#fffdf7}#chat-input{display:block;width:100%;resize:vertical;max-height:150px;border:0;background:transparent;color:var(--ink);font:13px/1.8 inherit;min-height:55px;outline-offset:4px}.composer-bottom{display:flex;align-items:center;gap:12px;justify-content:space-between;padding-top:8px}.composer-bottom>span{font-size:10px;color:#87917e;line-height:1.6}.composer-bottom .primary{padding:10px 18px;white-space:nowrap}.chat-feedback{font-size:12px;color:#946f43;line-height:1.8;min-height:15px;margin:10px 0}.privacy-note{font-size:9px;color:#8a9580;line-height:1.8}.privacy-note a{color:inherit;text-underline-offset:3px}.notebook-section{border-top:1px solid var(--line);display:grid;grid-template-columns:1fr 1.2fr;gap:65px;align-items:center}.notebook-section h2{font-size:30px;margin-top:20px}.notebook-section p{font-size:13px;line-height:1.9;color:#7d8a71}.notebook{background:#eeefdf;border:1px solid #d4d9c3;padding:24px;border-radius:7px}.notebook label{display:block;font-size:12px;margin-bottom:15px}.notebook textarea{width:100%;border:0;border-bottom:1px solid #bfc8af;resize:vertical;background:transparent;color:var(--ink);font:13px/2 inherit;margin-bottom:14px}.notebook>div{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.notebook small,#note-status{font-size:10px;color:#819070}.notebook small{display:block;margin-top:14px}.next-space{margin:0 0 50px;background:var(--space-color);display:flex;align-items:center;justify-content:space-between;padding:30px 38px;border-radius:6px;color:var(--ink);gap:20px}.next-space span{font-size:12px}.next-space strong{font-size:19px}footer>a:last-child{font-size:11px;color:var(--ink)}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}button:disabled{opacity:.5;cursor:wait}a:focus-visible,button:focus-visible,textarea:focus-visible{outline:3px solid #bd9f52;outline-offset:4px}.round-link{display:inline-flex;text-decoration:none;gap:20px}.privacy-content{max-width:760px;margin:50px auto;padding:24px}.privacy-content p,.privacy-content li{font-size:14px;line-height:2;color:#66765d}
@media(max-width:1250px){.space-main{margin:0 35px}.space-hero h1{font-size:56px}.space-hero{gap:40px}.chat-section{gap:40px}}
@media(max-width:800px){.space-main{margin:0 22px}.breadcrumb{font-size:10px;padding:22px 0}.space-hero{grid-template-columns:1fr;padding:26px 0 35px;gap:28px}.space-hero h1{font-size:46px;letter-spacing:-2px;margin:20px 0}.space-hero p{font-size:13px}.space-art{min-height:290px;max-width:460px;width:100%;justify-self:center}.space-stamp{font-size:95px}.paper-label{font-size:12px;bottom:45px}.art-orbit{height:230px;width:230px}.space-section{padding:45px 0}.thought-grid{grid-template-columns:1fr;gap:14px}.thought-card{min-height:0;padding:24px}.thought-card h3{margin:18px 0 12px}.thought-card p{margin-bottom:14px}.thought-card>span{bottom:12px}.challenge-section,.chat-section,.notebook-section{grid-template-columns:1fr;gap:25px}.word-tile{padding:26px}.word-icon{font-size:38px;margin:18px 0 5px}.chat-intro{padding:0}.chat-intro h2{font-size:32px;margin:18px 0}.chat-policy{margin-top:22px;padding-top:18px}.chat-panel{padding:18px}.space-chat-log{max-height:330px;min-height:170px}.space-switch{font-size:10px;padding:9px 12px;max-width:150px}.space-notice{font-size:10px}.next-space{padding:24px;display:grid;gap:10px}.next-space strong{font-size:18px}.section-heading .small-note{display:none}.challenge-copy h2{font-size:26px}.composer-bottom{gap:6px}.space-chat-log .space-message{font-size:12px}.space-art-note{font-size:7px}footer{flex-wrap:wrap}.hero-actions{flex-wrap:wrap}.hero-actions .text-btn{font-size:12px}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}
/* Family character edition */
:root{--paper:#fffaf0;--ink:#26364d;--line:#e2dced;--serif:ui-rounded,'PingFang SC',system-ui,sans-serif}body{background:radial-gradient(circle at 94% 3%,#fff1bb 0,transparent 28%),#fffaf0}body[data-persona=sister]{--space-color:#f5ddf5!important;--space-accent:#9561b9!important;--button:#bd5791}body[data-persona=brother]{--space-color:#cef2ef!important;--space-accent:#258f9c!important;--button:#208899}.primary{background:var(--button);border-radius:18px;box-shadow:0 4px 0 #23364d1c;color:white}.primary:hover{background:var(--space-accent)}.secondary{border:2px solid var(--space-accent);border-radius:15px;color:var(--ink)}header{border-bottom:2px solid #e9dff1}.brand,.logo{color:#7f63bf}.space-switch{background:#fff2c9;border:2px solid #f3d984;color:#604c2a}.space-hero h1{letter-spacing:-2px;font-weight:850;line-height:1.3}.space-hero p,.space-tags,.small-note,.thought-card p,.chat-intro>p,.chat-policy span,.privacy-note,.space-notice,.notebook-section p{color:#5b6378}.space-art{min-height:480px;overflow:visible;border-radius:44% 48% 35% 38%;background:radial-gradient(circle at 30% 25%,#fff8ca,var(--space-color) 65%);border:3px solid #fff;box-shadow:0 12px 0 #eadfed88}.character-button{width:90%;height:440px;border:0;background:none;z-index:1;padding:0;cursor:pointer;animation:character-bob 5s ease-in-out infinite;transform-origin:bottom center}.character-button img{width:100%;height:100%;object-fit:contain;filter:drop-shadow(0 10px 3px #3b456315)}.character-button.hello{animation:character-hello .6s ease 2}.paper-label{bottom:23px;left:12px;right:12px;border:2px solid #e4c56b;border-radius:18px;background:#fff7d9;font:600 14px/1.7 ui-rounded,'PingFang SC',sans-serif;transform:rotate(-3deg);box-shadow:0 5px 0 #e4c56b40}.space-art-note{bottom:-26px;color:#7b6994;font-weight:700}.space-notice{margin-top:25px;background:#fff1c8;border:0;border-radius:18px;padding:16px 20px;font-size:12px}.art-orbit{border:2px dashed #9a79ba44}.art-orbit:after{content:'★';color:#f1bb36}.thought-card{border:2px solid #e4dcf0;border-radius:23px;background:white;box-shadow:0 5px 0 #ede5f2}.thought-card:nth-child(2){background:#fff8dc}.thought-card:nth-child(3){background:#eef7fa}.challenge-section{background:#ffffff80;border:2px dashed #decfee;padding:38px;border-radius:28px;margin-top:25px}.choice{border:2px solid #ded4ec;border-radius:16px;background:white}.choice>b{border:0;border-radius:9px;background:var(--space-color);width:32px;height:32px}.choice:hover,.choice.selected{border-color:var(--space-accent);background:var(--space-color)}.challenge-result{color:#58613b}.word-tile{border-radius:25px;border:3px solid white;box-shadow:0 5px 0 #dfd6e9}.word-tile h3{font-family:ui-rounded,system-ui,sans-serif;font-weight:800}.chat-panel{background:white;border:2px solid #e1d6ee;border-radius:26px;box-shadow:0 8px 0 #ece3f0}.chat-avatar{padding:0;width:54px;height:54px;overflow:hidden;display:block;border:2px solid white}.tiny-avatar{width:100%;height:100%;object-fit:cover;object-position:50% 15%;transform:scale(1.6);transform-origin:50% 15%}.space-message{background:#f2edf9}.space-message.user{background:#fff0c8}#chat-form{border:2px solid #e5dcee;border-radius:20px}.starter-prompts button{border:1px solid #d9c9e6;background:#faf6ff;color:#65557e;font-size:11px}.notebook{background:#fff2c9;border:2px solid #f2d88e;border-radius:23px}.next-space{border-radius:25px;border:3px solid white;box-shadow:0 5px 0 #e6dfee}.space-tags{font-weight:700}.space-section .eyebrow{color:var(--space-accent)}.space-main a:not(.primary){text-underline-offset:4px}.space-hero .hero-actions{gap:15px}
@keyframes character-bob{50%{transform:translateY(-9px) rotate(1deg)}}@keyframes character-hello{30%{transform:rotate(-5deg) translateY(-8px)}70%{transform:rotate(4deg)}}
@media(max-width:800px){.space-art{min-height:390px}.character-button{height:365px}.space-hero{gap:30px}.space-hero h1{font-size:43px}.space-hero .hero-actions .primary{font-size:12px}.challenge-section{padding:22px}.space-notice{font-size:11px}.space-art-note{bottom:-22px}.chat-section{margin-top:10px}}
@media(prefers-reduced-motion:reduce){.character-button,.character-button.hello{animation:none}}

#challenge-level{font:inherit;color:var(--ink);background:white;border:2px solid #dcd0ed;border-radius:12px;padding:8px 12px;margin:5px 0 12px}.challenge-level-label{font-size:12px;margin-right:12px}