.book-reader{min-height:100%;padding:24px;color:#463426}.book-reader:fullscreen{overflow:auto;background:#fff4cf}.book-reader__header{max-width:1180px;margin:0 auto 18px;display:flex;align-items:end;justify-content:space-between;gap:20px}.book-reader__header h2{margin:4px 0 0;font:800 clamp(22px,3vw,36px)/1.15 ui-rounded,"Yuanti SC","YouYuan","Microsoft YaHei",sans-serif}.book-reader__stage{position:relative;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));max-width:min(1180px,132vh);margin:0 auto;perspective:1800px;transform-style:preserve-3d;filter:drop-shadow(0 20px 30px rgb(110 80 50 / .16))}.book-reader__stage:after{content:"";position:absolute;inset:0 50% 0 auto;width:20px;transform:translate(50%);background:linear-gradient(90deg,transparent,rgb(90 65 40 / .14),transparent);pointer-events:none;z-index:2}.book-reader__stage.is-mobile{display:block;max-width:min(510px,92vw)}.book-reader__stage.is-mobile:after{display:none}.book-leaf{aspect-ratio:3 / 4;min-width:0;background:var(--page-tone, #fff7df);overflow:hidden;position:relative;cursor:pointer;display:flex;flex-direction:column}.book-leaf--left{border-radius:14px 3px 3px 14px;transform-origin:right center}.book-leaf--right{border-radius:3px 14px 14px 3px;transform-origin:left center}.book-leaf--empty{cursor:default;background:#fdd4b5}.book-reader__turning-leaf{position:absolute;top:0;right:0;bottom:0;left:50%;z-index:4;width:50%;pointer-events:none;transform-style:preserve-3d;backface-visibility:hidden;box-shadow:-7px 2px 16px #49311c29}.book-reader__turning-leaf.is-next{transform-origin:left center;animation:book-page-forward 1.1s cubic-bezier(.2,.7,.2,1) both}.book-reader__turning-leaf.is-previous{inset-inline:0 auto;transform-origin:right center;animation:book-page-backward 1.1s cubic-bezier(.2,.7,.2,1) both}.book-leaf__art-wrap{height:75%;flex:none;background:#fff4cf}.book-leaf__art{width:100%;height:100%;object-fit:cover;display:block}.book-leaf__blend{height:42px;flex:none;margin-top:-42px;position:relative;background:linear-gradient(to bottom,transparent,var(--page-tone))}.book-leaf__copy{flex:1;min-height:25%;padding:clamp(9px,2.5%,18px) 7%;background:var(--page-tone);display:grid;place-items:center;text-align:center;font:600 clamp(12px,1.25vw,20px)/1.55 ui-rounded,"Yuanti SC","YouYuan","Microsoft YaHei",sans-serif;text-wrap:balance;overflow:hidden}.book-leaf__number{position:absolute;bottom:2.5%;right:4%;font:500 11px/1 -apple-system,BlinkMacSystemFont,PingFang SC,Microsoft YaHei,sans-serif;opacity:.45}.book-reader__controls{max-width:760px;margin:22px auto 0;display:flex;align-items:center;gap:14px}.reader-button{border:1px solid #ecd8bd;background:#fffefa;color:#463426;border-radius:999px;padding:10px 16px;font-weight:700;cursor:pointer;white-space:nowrap;transition:.15s ease}.reader-button:hover:not(:disabled){background:#fff;border-color:#f19145;color:#bd5e20;transform:translateY(-1px)}.reader-button:disabled{opacity:.35;cursor:not-allowed}.reader-button--quiet{background:transparent}.book-reader__progress{height:5px;flex:1;border-radius:99px;background:#6e50321f;overflow:hidden}.book-reader__progress span{display:block;height:100%;background:#f19145;transition:width .35s ease}.book-reader__counter{font:600 12px/1 -apple-system,BlinkMacSystemFont,PingFang SC,Microsoft YaHei,sans-serif;color:#9b826e}.eyebrow{font-size:12px;font-weight:700;letter-spacing:.08em;color:#bd5e20}@media (max-width: 760px){.book-reader{padding:16px 10px}.book-reader__header{padding:0 8px;align-items:center}.book-reader__controls{gap:8px}.reader-button{padding:9px 12px;font-size:12px}.book-leaf__copy{padding:9px 7%;font-size:13px;line-height:1.45}.book-reader__turning-leaf{top:0;right:0;bottom:0;left:0;width:100%}}@media (prefers-reduced-motion: reduce){.reader-button,.book-reader__progress span{transition:none}.book-reader__turning-leaf{display:none}}.book-reader__stage.is-cover{display:block;max-width:min(480px,88vw,52.5vh);perspective:1200px}.book-reader__stage.is-cover:after{display:none}.book-leaf--cover{border-radius:5px 18px 18px 5px;border-left:10px solid #ba895a;box-shadow:5px 3px #f8e9d0,8px 6px #d3bfa1,10px 10px #f4dfbd}.book-leaf--cover .book-leaf__copy{font-size:clamp(20px,3vw,30px);font-weight:800;line-height:1.5}.book-leaf--cover .book-leaf__number{font-size:10px}.book-leaf__unavailable{display:grid;place-items:center;height:100%;padding:25px;font-size:16px;color:#906a43;background:radial-gradient(ellipse at 50% 70%,#f5d7ae,#ffefd4)}@keyframes book-page-forward{0%{transform:rotateY(0);filter:brightness(1)}48%{filter:brightness(.8)}to{transform:rotateY(-180deg);filter:brightness(.58)}}@keyframes book-page-backward{0%{transform:rotateY(0);filter:brightness(1)}48%{filter:brightness(.8)}to{transform:rotateY(180deg);filter:brightness(.58)}}.child-library{max-width:1160px;margin:0 auto;padding:28px 40px 64px}.library-topline{display:flex;justify-content:space-between;align-items:center;gap:20px;font-size:12px;color:var(--ink-soft)}.library-topline a{text-decoration:none}.library-back-link{display:inline-flex;align-items:center;gap:7px;padding:9px 13px 9px 10px;border:1px solid var(--line);border-radius:99px;background:#fffdf5d1;color:var(--ink-soft);font-size:14px;font-weight:700;transition:background .18s,border-color .18s,color .18s,transform .18s}.library-back-link svg{width:19px;height:19px;fill:none;stroke:currentColor;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}.library-back-link:hover{border-color:var(--honey);background:var(--honey-tint);color:var(--honey-deep);transform:translate(-2px)}.library-topline nav{display:flex;gap:6px;padding:5px;border:1px solid var(--line);border-radius:99px}.library-topline nav a{padding:9px 16px;border-radius:99px}.library-topline [aria-current=page]{background:#f6dbae;color:var(--ink)}.library-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-top:28px}.library-heading h1{font-size:clamp(28px,4vw,43px);line-height:1.25;margin:7px 0 5px}.library-heading p{margin:0;color:var(--ink-soft);font-size:13px;line-height:1.65}.library-heading>img{mix-blend-mode:multiply;transform:rotate(7deg)}.library-toolbar{display:flex;align-items:center;justify-content:space-between;gap:18px;margin:18px 0 28px;font-size:12px;color:var(--muted)}.library-toolbar input{width:240px;border:1px solid var(--line);border-radius:99px;padding:11px 18px;background:#fffdf5;font-size:12px}.bookshelf{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));background:linear-gradient(90deg,#efe0c538,#faf1db90 50%,#efe0c538);border:1px solid #ead6b7;border-radius:18px;padding:36px 22px 14px;overflow:hidden}.bookshelf__slot{position:relative;min-width:0;padding:0 18px 55px;margin-bottom:24px}.bookshelf__slot:after{content:"";position:absolute;top:calc(100% - 63px);left:-1px;right:-1px;height:17px;border-top:3px solid #f0d3a1;background:repeating-linear-gradient(1deg,#c49b66,#cba573,#d4b17c,#d3b07d 6px);box-shadow:0 6px #b58b57,0 13px 15px #77512030;pointer-events:none}.shelf-book{display:block;position:relative;text-decoration:none;perspective:900px;z-index:1;padding-bottom:8px}.shelf-book__volume{position:relative;transform:rotateY(-9deg) rotate(-1deg);transform-style:preserve-3d;transition:transform .35s,filter .35s;filter:drop-shadow(8px 9px 6px #71502730)}.shelf-book:hover .shelf-book__volume,.shelf-book:focus-visible .shelf-book__volume{transform:translateY(-12px) rotateY(-17deg) rotate(1deg);filter:drop-shadow(13px 16px 9px #71502740)}.shelf-book__cover{position:relative;aspect-ratio:3/4;background:var(--cover-tone, #f3d7b8);border-radius:3px 9px 9px 3px;overflow:hidden;box-shadow:inset 5px 0 8px #4a291133;z-index:2}.shelf-book__cover:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(90deg,#39200f3b,#ffffff55 3%,#00000017 5%,transparent 8%,transparent 96%,#ffffff55);pointer-events:none;border:1px solid #6b431320;border-radius:inherit}.shelf-book__cover>img{display:block;width:100%;aspect-ratio:1;object-fit:cover}.shelf-book__cover>.shelf-book__fallback{mix-blend-mode:multiply}.shelf-book__title{text-align:center;padding:5% 8% 7%}.shelf-book__title strong{display:block;font-size:clamp(12px,1.5vw,18px);line-height:1.55;overflow-wrap:anywhere}.shelf-book__title small{font-size:7px;display:block;letter-spacing:.08em;margin-bottom:5px;opacity:.65}.shelf-book__title>span{font-size:7px;opacity:.6;display:block;margin-top:5px}.shelf-book__pages{position:absolute;top:5px;right:-7px;bottom:-3px;left:8px;background:repeating-linear-gradient(0deg,#fff8e9,#fff8e9 2px,#d4c7b0 3px);border:1px solid #cdb79a;border-radius:3px 8px 7px 3px;transform:translateZ(-6px)}.shelf-book__date{position:absolute;left:0;top:calc(100% + 18px);width:100%;font-size:10px;text-align:center;color:var(--muted)}.shelf-book__open{position:absolute;inset:42% 8% auto;background:#fffbeded;padding:10px 6px;border-radius:99px;text-align:center;font-size:11px;opacity:0;transform:translateY(4px);transition:.25s}.shelf-book:hover .shelf-book__open,.shelf-book:focus-visible .shelf-book__open{opacity:1;transform:none}.library-empty{text-align:center;padding:70px 20px;background:#fcf4e3;border-radius:22px;border:1px dashed #e0c7a2;color:var(--ink-soft)}.library-empty h2{font-size:23px;line-height:1.6}.library-empty p{font-size:13px;line-height:1.9;margin-bottom:25px}.library-empty a{display:inline-block;text-decoration:none}.library-empty__star{font-size:38px;color:#c8a569}.library-footnote{text-align:center;margin:40px 0 0;font-size:11px;color:var(--muted);letter-spacing:.12em}.history-list{display:grid;gap:12px}.history-item{display:flex;gap:20px;align-items:center;text-decoration:none;padding:22px;background:#fffdf6;border:1px solid var(--line-soft);border-radius:16px;transition:background .2s}.history-item:hover{background:#fff2d4}.history-item__mark{display:grid;place-items:center;width:42px;height:48px;flex:none;background:#f5dfbc;border-radius:4px 10px 10px 4px;font-size:15px}.history-item>span:nth-child(2){flex:1;min-width:0}.history-item strong{display:block;font-size:15px;line-height:1.8;overflow-wrap:anywhere}.history-item small{display:block;margin-top:5px;color:var(--muted);font-size:11px}.side-child>a.side-child__resume{display:block;text-decoration:none;padding-block:8px}.child-library a:focus-visible{outline:3px solid var(--orange);outline-offset:5px}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}@media (max-width: 950px){.bookshelf{grid-template-columns:repeat(3,minmax(0,1fr))}}@media (max-width: 680px){.child-library{padding:22px 20px 40px}.library-topline{align-items:flex-start;flex-direction:column;gap:20px}.library-heading{margin-top:30px;gap:4px}.library-heading>img{width:75px;height:75px}.library-heading p{font-size:12px}.library-toolbar{flex-direction:column;align-items:stretch;gap:16px}.library-toolbar input{width:100%}.bookshelf{grid-template-columns:repeat(2,minmax(0,1fr));padding:25px 8px 5px}.bookshelf__slot{padding-inline:12px}.shelf-book__title strong{font-size:13px}.shelf-book__title>span{display:none}.shelf-book__title small{font-size:6px}.library-empty{padding:45px 16px}.library-empty h2{font-size:20px}.history-item{padding:16px;gap:12px}}@media (prefers-reduced-motion: reduce){.shelf-book *,.history-item{transition:none!important}.shelf-book:hover .shelf-book__volume{transform:none}}@media (min-width: 951px){.bookshelf__slot:last-child:nth-child(4n+1):after{width:400%}.bookshelf__slot:last-child:nth-child(4n+2):after{width:300%}.bookshelf__slot:last-child:nth-child(4n+3):after{width:200%}}@media (min-width: 681px) and (max-width: 950px){.bookshelf__slot:last-child:nth-child(3n+1):after{width:300%}.bookshelf__slot:last-child:nth-child(3n+2):after{width:200%}}@media (max-width: 680px){.bookshelf__slot:last-child:nth-child(odd):after{width:200%}}.child-works__count{margin:24px 2px 13px;color:var(--muted);font-size:12px}.child-works__grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.child-work{min-width:0;padding:12px;border:1px solid #eadfd2;border-radius:18px;background:#fffdf8;text-align:left;cursor:pointer;box-shadow:0 8px 22px #6544290e;transition:transform .18s ease,box-shadow .18s ease}.child-work:hover{transform:translateY(-3px);box-shadow:0 14px 30px #6544291f}.child-work:focus-visible{outline:3px solid #b9d6f1;outline-offset:3px}.child-work__frame{display:grid;place-items:center;aspect-ratio:3 / 2;overflow:hidden;border-radius:11px;background:#fff}.child-work__frame img{display:block;width:100%;height:100%;object-fit:contain}.child-work__date{display:block;margin:10px 3px 1px;color:#8c7967;font-size:11px}.child-works__lightbox{position:fixed;top:0;right:0;bottom:0;left:0;z-index:120;display:grid;place-items:center;padding:22px;background:#25211fad}.child-works__lightbox>div{position:relative;width:min(1050px,100%);padding:16px;border-radius:20px;background:#fffdf8;box-shadow:0 24px 70px #0000003d}.child-works__lightbox img{display:block;width:100%;max-height:min(72dvh,700px);object-fit:contain;border-radius:10px;background:#fff}.child-works__lightbox p{margin:10px 4px 0;color:var(--muted);font-size:12px}.child-works__close{position:absolute;top:-16px;right:-16px;width:36px;height:36px;border:0;border-radius:50%;background:#fff;color:#5d4d40;font-size:26px;line-height:1;cursor:pointer;box-shadow:0 4px 13px #00000026}@media (max-width: 760px){.child-works__grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.child-work{padding:7px;border-radius:13px}.child-works__lightbox{padding:12px}}@media (max-width: 430px){.library-topline nav{flex-wrap:wrap;border-radius:16px}.library-topline nav a{padding:7px 10px}}.landing{height:100dvh;overflow-y:auto;overflow-x:clip;scroll-snap-type:y mandatory;scroll-behavior:smooth;background:var(--cream);font-family:var(--rounded)}.landing-width{width:min(1200px,calc(100% - 96px));margin-inline:auto}.landing-nav{height:62px;padding-inline:max(48px,calc((100vw - 1200px)/2));display:flex;align-items:center;justify-content:space-between;gap:24px;position:sticky;top:0;z-index:40;background:#fff7d9eb;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border-bottom:1px solid rgb(236 216 189 / .45)}.landing-nav .brand{text-decoration:none}.landing-nav .brand strong{font-size:21px}.landing-nav .brand small{font-size:9px}.landing-nav nav{display:flex;gap:30px;font-size:12px;color:var(--ink-soft)}.landing-nav nav a{text-decoration:none;white-space:nowrap}.landing-login{min-width:58px;padding:8px 14px;border:1px solid var(--line);border-radius:100px;color:var(--ink);font-size:12px;font-weight:650;text-align:center;text-decoration:none}.landing-login--active{border-color:#dfba7d;color:#9a642b;background:#fff8e9}.landing-login i{display:inline-block;width:6px;height:6px;margin-right:6px;border-radius:50%;background:#75a66b}.landing-button{display:inline-flex;align-items:center;justify-content:center;border:1px solid transparent;border-radius:100px;background:linear-gradient(120deg,#f8c989,#f1a45d);box-shadow:0 6px 18px #d88c3220;color:var(--ink);padding:16px 26px;text-decoration:none;font-size:14px;font-weight:700;transition:transform .25s,box-shadow .25s}.landing-button:hover{transform:translateY(-3px);box-shadow:0 10px 26px #d88c3233}.landing-button--outline{background:transparent;border-color:var(--line);box-shadow:none}.landing-screen{min-height:calc(100dvh - 62px);scroll-snap-align:start;scroll-snap-stop:always;scroll-margin-top:62px;box-sizing:border-box}.landing-hero{display:flex;align-items:center;padding-block:40px 48px;background:linear-gradient(97deg,#fff7d9f5,#fff7d9db 36%,#fff7d947 62%,#fff7d900 78%),url(/assets/landing/scene-meadow.png) right center / cover no-repeat}.landing-hero__copy{position:relative;z-index:2;max-width:620px}.landing-kicker{font-size:12px;letter-spacing:.12em;color:var(--honey-deep);display:inline-flex;align-items:center;gap:8px;font-weight:600}.landing-kicker i{width:6px;height:6px;background:var(--orange);border-radius:50%}.landing h1{margin:24px 0 21px;font-size:clamp(34px,4.1vw,57px);line-height:1.45;font-weight:700;letter-spacing:-.045em}.landing h1 span{position:relative;color:#b96732;white-space:nowrap}.landing h1 span:after{content:"";position:absolute;bottom:-6px;height:8px;border-top:3px solid #efbd6c;border-radius:50%;left:0;right:0;transform:rotate(-3deg)}.landing p{font-size:14px;line-height:2;color:var(--ink-soft)}.landing .landing-hero__copy>p{font-size:clamp(17px,1.5vw,20px);line-height:1.75;color:#795238;font-weight:520}.landing-hero__copy>p strong{color:inherit;font-weight:750}.landing-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:27px}.landing-hero__note{font-size:12px;color:var(--muted);margin-top:22px}.landing-hero__note span{color:#bb975c;margin-right:7px}.landing-section{display:flex;flex-direction:column;justify-content:center;padding-block:54px}#understand{background:linear-gradient(#fffaee99,#fffaee99),url(/assets/landing/scene-clouds.png) center / cover no-repeat}.landing-heading{margin-bottom:32px}.landing h2{font-size:clamp(29px,3.2vw,42px);line-height:1.45;letter-spacing:-.04em;font-weight:650;margin:14px 0}.landing-heading.centered{text-align:center}.landing-heading.centered>.landing-kicker{justify-content:center}.landing-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}.moment-card{background:#fffdf7;border:1px solid var(--line-soft);border-radius:20px;padding:27px 26px}.moment-number{color:#cbaa7d;font-size:12px}.landing h3{font-size:19px;line-height:1.6;margin:17px 0 12px}.moment-card blockquote{margin:0;white-space:pre-line;line-height:2;font-size:15px}.moment-card p{font-size:12px;margin-top:20px;color:var(--muted)}.landing .landing-afterword{max-width:980px;text-align:center;font-size:17px;font-weight:600;line-height:1.9;color:#795238;margin:30px auto 0}.landing-growth{display:flex;align-items:center;padding-block:48px;background:linear-gradient(#fffaee99,#fffaee99),url(/assets/landing/scene-knowledge.png) center / cover no-repeat}.knowledge-heading{margin-bottom:33px}.knowledge-heading .landing-kicker{color:var(--honey-deep)}.landing .knowledge-heading h2{max-width:900px;margin:13px 0 0;font-size:clamp(31px,3.2vw,43px);line-height:1.42}.knowledge-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));padding-block:20px;border-block:1px solid #e8d2b5;background:linear-gradient(90deg,#fff0,#ffffffe0 9%,#ffffffe0 91%,#fff0)}.knowledge-stat{min-width:0;padding:0 23px;border-right:1px solid #e8d2b5}.knowledge-stat:first-child{padding-left:0}.knowledge-stat:last-child{padding-right:0;border-right:0}.knowledge-stat__top{display:flex;align-items:center;justify-content:space-between;gap:4px;min-height:80px}.knowledge-stat__top img{flex:none;width:82px;height:82px;object-fit:cover;mix-blend-mode:multiply;-webkit-mask-image:radial-gradient(closest-side,#000 62%,transparent 96%);mask-image:radial-gradient(closest-side,#000 62%,transparent 96%)}.knowledge-stat__figure{display:flex;align-items:baseline;gap:5px;white-space:nowrap;color:#a26137}.knowledge-stat__figure strong{font-size:clamp(42px,4.4vw,62px);font-weight:730;line-height:1.1;letter-spacing:-.05em;font-variant-numeric:tabular-nums}.knowledge-stat__figure span{font-size:16px;font-weight:650}.knowledge-stat p{margin:8px 0 0;font-size:14px;line-height:1.6;color:#735b45}.translation-panel{display:grid;grid-template-columns:.8fr 1.2fr;gap:28px;align-items:center;position:relative;margin-top:25px;padding:28px 34px;border:1px solid #ead6b9;border-radius:23px;background:#fffefae0;box-shadow:0 14px 30px #8a5b260b}.translation-panel:before{content:"";position:absolute;top:25px;bottom:25px;left:0;width:4px;border-radius:4px;background:#e8ae7b}.translation-intro h3{margin:10px 0 0;font-size:25px;line-height:1.4;color:var(--ink)}.translation-examples{display:grid}.translation-example{display:grid;grid-template-columns:minmax(0,1fr) 52px minmax(0,1fr);align-items:center;gap:10px;padding:9px 0;border-bottom:1px dashed #e5d7c4;font-size:15px;line-height:1.6}.translation-example:last-child{border-bottom:0}.translation-before{color:#8a7865;text-align:right}.translation-icon{display:grid;place-items:center;justify-self:center;width:42px;height:42px;border:1px solid #ecd0ad;border-radius:50%;background:#fff2e3;color:#ae6f42;box-shadow:0 3px 9px #8a5b2614}.translation-icon svg{width:22px;height:22px}.translation-after{color:#80502d;font-weight:680}.landing-friend{background:linear-gradient(258deg,#fffbeef7 8%,#fffbeee0 34%,#fffbee4d 64%,#fffbee00 82%),url(/assets/landing/scene-books.png) left center / auto 100% no-repeat}.landing-friend .landing-width{display:flex;justify-content:flex-end;align-items:center}.friend-copy{max-width:560px;background:#fffbeec7;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);border-radius:26px;padding:34px 36px}.friend-copy p{font-size:13px}.friend-emphasis{color:#926235!important;font-weight:600}.friend-tags{display:flex;gap:8px;flex-wrap:wrap;margin-block:18px}.friend-tags span{font-size:11px;border:1px solid var(--line);border-radius:50px;padding:7px 12px;background:#fffdf6}.friend-cta{padding:13px 24px;font-size:13px}.landing-showcase{display:flex;flex-direction:column;height:calc(100dvh - 62px);background:linear-gradient(97deg,#fffbeeb8,#fffbee7a,#fffbee1a 60%,#fffbee00 80%),url(/assets/landing/scene-nursery.png) left center / cover no-repeat}.landing-showcase>.showcase-layout{flex:1;align-content:center}.showcase-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:45px;align-items:center}.showcase-layout .landing-heading{margin:0}.showcase-controls{display:flex;align-items:center;gap:14px;margin-top:28px;color:var(--muted);font-size:11px;letter-spacing:.07em}.showcase-controls button{border:1px solid #dfcba8;background:#fffaf0;color:#8e6238;border-radius:99px;font:inherit;padding:8px 13px;cursor:pointer;transition:transform .2s}.showcase-controls button:hover{transform:translateY(-2px)}.showcase-carousel{min-width:0;-webkit-user-select:none;user-select:none;touch-action:pan-y}.showcase-rail{height:455px;position:relative;display:grid;place-items:center;overflow:hidden}.showcase-book{width:min(258px,68%);position:absolute;transform:translate(calc(var(--offset) * 84%)) rotate(calc(var(--offset) * 3deg)) scale(.86);transform-origin:bottom center;opacity:.22;transition:transform .55s cubic-bezier(.2,.8,.2,1),opacity .4s;pointer-events:none}.showcase-book.is-current{transform:translate(0) rotate(-1deg) scale(1);opacity:1;z-index:2}.showcase-book__cover{height:344px;position:relative;overflow:hidden;border-radius:5px 13px 13px 5px;background:var(--cover-color);box-shadow:inset 8px 0 #66422126,12px 16px 30px #5b3d1b3b}.showcase-book__cover>img{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;object-fit:cover}.showcase-book__meta{padding:13px 11px 0;text-align:center}.showcase-book__meta b{font-size:14px;color:#553718}.showcase-book__meta small{display:block;margin-top:3px;font-size:11px;color:#98633a}.showcase-book__meta p{margin:4px 0 0;font-size:11px;line-height:1.6;color:var(--muted)}.showcase-dots{display:flex;justify-content:center;gap:9px;margin-top:6px}.showcase-dots button{width:6px;height:6px;padding:0;border:0;border-radius:50%;background:#ceb991;cursor:pointer}.showcase-dots button.is-current{width:20px;border-radius:99px;background:#bb8049}.landing-footer{border-top:1px solid var(--line);padding-block:21px;display:flex;align-items:center;justify-content:space-between;gap:24px;font-size:11px;color:var(--muted)}.landing-footer .brand{color:var(--ink)}.landing-footer a{text-decoration:none}.landing-reveal{animation:landing-appear .7s ease both}.landing-skip{position:fixed;top:-60px;z-index:50;padding:12px;background:#fff}.landing-skip:focus{top:8px}.landing a:focus-visible,.landing button:focus-visible{outline:3px solid var(--orange);outline-offset:5px}@keyframes landing-float{50%{transform:translateY(-9px) rotate(3deg)}}@keyframes landing-appear{0%{opacity:.3;transform:translateY(16px)}to{opacity:1;transform:none}}@media (max-width: 1000px){.landing-width{width:calc(100% - 48px)}.landing-nav{padding-inline:24px}.landing-nav nav{gap:20px}.landing-hero h1{font-size:38px}.landing-grid{gap:14px}.moment-card{padding-inline:22px}.showcase-layout{gap:20px}.knowledge-stat{padding-inline:14px}.knowledge-stat__top img{width:62px;height:62px}.translation-panel{grid-template-columns:.7fr 1.3fr}}@media (max-width: 680px){.landing-width{width:calc(100% - 40px)}.landing-nav{height:54px;padding-inline:20px;gap:8px}.landing-nav nav{display:none}.landing-nav .brand strong{font-size:19px}.landing-nav .brand small{font-size:8px}.landing-login{min-width:51px;padding:7px 10px}.landing-screen{min-height:calc(100svh - 54px);scroll-margin-top:54px}.landing-hero{background:linear-gradient(#fff7d9eb,#fff7d98c 45%,#fff7d933),url(/assets/landing/scene-meadow.png) center / cover no-repeat;padding:30px 0 36px}.landing-hero__copy{max-width:none}.landing-hero h1{font-size:clamp(29px,7.9vw,42px);margin-top:20px}.landing .landing-hero__copy>p{font-size:16px;line-height:1.8}.landing-button{font-size:13px;padding:13px 19px}.landing-hero__note{font-size:11px}.landing-section{padding-block:58px;justify-content:flex-start}.landing-heading{margin-bottom:27px}.landing-grid,.showcase-layout{grid-template-columns:1fr}.landing h2{font-size:29px}.moment-card{padding:22px}.moment-card h3{margin-top:9px}.moment-card p{margin-bottom:0}.landing .landing-afterword{font-size:15px;margin-top:28px}.landing-growth{padding-block:38px;align-items:flex-start;background-position:68% center}.knowledge-heading{margin-bottom:25px}.landing .knowledge-heading h2{font-size:29px;line-height:1.43}.knowledge-stats{grid-template-columns:repeat(2,minmax(0,1fr));padding-block:8px}.knowledge-stat{padding:13px 10px;border-right:0}.knowledge-stat:nth-child(odd){border-right:1px solid #e8d2b5;padding-left:0}.knowledge-stat:nth-child(2n){padding-left:16px;padding-right:0}.knowledge-stat:nth-child(-n+2){border-bottom:1px solid #e8d2b5}.knowledge-stat__top{min-height:54px}.knowledge-stat__top img{width:47px;height:47px}.knowledge-stat__figure strong{font-size:38px}.knowledge-stat p{margin-top:5px;font-size:12px}.translation-panel{grid-template-columns:1fr;gap:10px;margin-top:18px;padding:20px 21px;border-radius:19px}.translation-intro h3{font-size:20px}.translation-example{padding:9px 0;font-size:12px;gap:5px;grid-template-columns:minmax(0,1fr) 40px minmax(0,1fr)}.translation-icon{width:34px;height:34px}.translation-icon svg{width:18px;height:18px}.friend-copy{padding:26px 22px}.friend-copy p{font-size:12px}.landing-friend{background:linear-gradient(#fffbeee0,#fffbee99),url(/assets/landing/scene-books.png) center / cover no-repeat}.landing-friend .landing-width{justify-content:center}.landing-showcase{padding-block:44px;height:auto;min-height:calc(100svh - 54px);background:linear-gradient(#fffbee94,#fffbee42),url(/assets/landing/scene-nursery.png) center / cover no-repeat}.showcase-layout .landing-heading{text-align:center}.showcase-layout .landing-heading .landing-kicker{justify-content:center}.showcase-controls{justify-content:center;margin-top:20px}.showcase-rail{height:404px}.showcase-book__cover{height:300px}.landing-footer{flex-wrap:wrap;gap:15px;padding-block:19px}.landing-footer>span{order:3;width:100%}}@media (max-width: 360px){.knowledge-stat__figure strong{font-size:32px}.knowledge-stat__figure span{font-size:13px}.knowledge-stat__top img{width:34px;height:34px}}@media (prefers-reduced-motion: reduce){.landing *,.landing *:before,.landing *:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}:root{--lemon: #fde41e;--apricot: #f4bb77;--orange: #f19145;--peach: #fdd4b5;--butter: #fef691;--cream: #fffbee;--cream-deep: #fff4cf;--paper: #fffefa;--ink: #463426;--ink-soft: #705a48;--muted: #9b826e;--line: #ecd8bd;--line-soft: #f4e7d3;--honey: var(--orange);--honey-deep: #bd5e20;--honey-soft: var(--peach);--honey-tint: #fff7df;--sage: var(--apricot);--sage-deep: #9b622c;--sage-soft: #fff6ca;--blush: #ffe4cf;--rose: #b9573e;--shadow-sm: 0 3px 12px rgb(108 71 34 / .06);--shadow-md: 0 14px 34px rgb(108 71 34 / .09);--shadow-lg: 0 24px 64px rgb(108 71 34 / .14);--radius-s: 12px;--radius-m: 18px;--radius-l: 26px;--rounded: ui-rounded, "Yuanti SC", "YouYuan", "Hiragino Maru Gothic ProN", "Microsoft YaHei", sans-serif;--dialogue: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;--serif: var(--rounded);--sans: var(--rounded);font-family:var(--rounded);color:var(--ink);background:var(--cream);font-synthesis:none}*{box-sizing:border-box}html{min-width:320px;background:var(--cream)}body{margin:0;min-width:320px;min-height:100vh;background:radial-gradient(720px 420px at 88% -8%,rgb(254 246 145 / .62),transparent 70%),radial-gradient(680px 460px at -10% 108%,rgb(253 212 181 / .5),transparent 70%),var(--cream)}button,textarea,input,select{font:inherit;color:inherit}button,a{-webkit-tap-highlight-color:transparent}a{color:inherit}img{max-width:100%}.app{min-height:100vh}.site-header{height:64px;padding:0 clamp(16px,3.5vw,48px);display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line-soft);background:#faf5ecd1;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);position:sticky;top:0;z-index:30}.brand{display:flex;align-items:center;gap:10px;text-decoration:none}.brand__mark{width:36px;height:36px;border-radius:13px;display:grid;place-items:center;overflow:hidden;background:#fff;box-shadow:0 5px #f1914529}.brand__mark img{width:100%;height:100%;object-fit:cover}.brand strong{display:block;font:700 15px/1.15 var(--serif);letter-spacing:.04em}.brand small{display:block;margin-top:3px;font:500 9px/1 var(--sans);letter-spacing:.06em;color:var(--muted)}.site-header__meta{color:var(--muted);font-size:12px;display:flex;align-items:center;gap:8px}.site-header__account{display:flex;align-items:center;gap:12px;color:var(--ink-soft);font-size:12px}.site-header__account span{display:flex;align-items:center;gap:7px}.site-header__account button{padding:7px 13px;border:1px solid var(--line);border-radius:999px;background:var(--paper);color:var(--ink-soft);font-size:11px;cursor:pointer;transition:.15s ease}.site-header__account button:hover{border-color:var(--honey);color:var(--honey-deep)}.site-header__account button:disabled{opacity:.55}.live-dot{width:7px;height:7px;border-radius:50%;background:var(--sage);box-shadow:0 0 0 4px #7ca18426}.auth-loading{min-height:100vh;display:grid;place-items:center;color:var(--muted);font-size:14px}.eyebrow,.archive-eyebrow{display:inline-block;font-size:12px;font-weight:700;color:var(--honey-deep);letter-spacing:.1em}.archive-eyebrow{font-size:11px}.primary-action,.warm-action{width:100%;border:0;border-radius:14px;background:var(--orange);color:var(--ink);padding:15px 20px;font-weight:800;letter-spacing:.03em;cursor:pointer;display:flex;justify-content:center;align-items:center;gap:12px;box-shadow:0 6px #da7832;transition:.18s ease}.primary-action:hover:not(:disabled),.warm-action:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 8px #da7832}.primary-action:disabled,.warm-action:disabled{opacity:.5;cursor:wait;transform:none}.primary-action.compact{width:auto;display:inline-flex;padding:11px 22px;text-decoration:none}.form-error,.dock-error{color:var(--rose);font-size:12px;margin:-12px 0 16px}.login-page{min-height:100vh;display:grid;place-items:center;padding:24px;background:linear-gradient(rgb(250 245 236 / .25),rgb(250 245 236 / .88) 62%,var(--cream) 82%),url(/assets/bg-hills.webp) center top / cover no-repeat,var(--cream)}.login-card{width:min(420px,100%);padding:clamp(28px,5vw,44px);border:1px solid rgb(255 255 255 / .7);border-radius:var(--radius-l);background:#fffdf8eb;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);box-shadow:var(--shadow-lg);text-align:center}.login-mark{width:84px;height:84px;margin:0 auto 16px;border-radius:50%;background:var(--honey-tint) url(https://book-image.ajiu.site/ipzhutu.png) center / cover no-repeat;box-shadow:var(--shadow-sm);border:3px solid #fff;font-size:0}.login-card h1{margin:10px 0 8px;font:700 30px/1.3 var(--serif);letter-spacing:.02em}.login-card>p{margin:0;color:var(--muted);font-size:13px}.login-card form{margin-top:28px;text-align:left}.login-card label{display:block;margin-top:15px;color:var(--ink-soft);font-size:12px;font-weight:700}.login-card input{display:block;width:100%;height:48px;margin-top:7px;padding:0 15px;border:1px solid var(--line);border-radius:var(--radius-s);background:#fff;color:var(--ink);outline:none;transition:.15s ease}.login-card input:focus{border-color:var(--honey);box-shadow:0 0 0 4px #e8895a21}.login-card form button{width:100%;display:flex;align-items:center;justify-content:space-between;margin-top:24px;padding:14px 18px;border:0;border-radius:14px;background:var(--orange);color:var(--ink);font-weight:800;cursor:pointer;box-shadow:0 8px 20px #d9723f42;transition:.18s ease}.login-card form button:hover:not(:disabled){transform:translateY(-1px)}.login-card form button:disabled{opacity:.5;cursor:wait}.login-card form button span{font-size:18px}.login-error{margin-top:12px;color:var(--rose);font-size:12px}.login-card>small{display:block;margin-top:22px;color:var(--muted);font-size:10px}.archive-page{min-height:calc(100vh - 64px);background:linear-gradient(rgb(250 245 236 / .18),rgb(250 245 236 / .82) 58%,var(--cream) 80%),url(/assets/bg-hills.webp) center top / cover no-repeat}.archive-loading{min-height:calc(100vh - 64px);display:grid;place-items:center;color:var(--muted);font-size:14px}.child-picker{width:min(1020px,calc(100% - 36px));margin:auto;padding:clamp(70px,11vw,130px) 0 clamp(56px,8vw,90px);text-align:center}.child-picker h1{margin:14px 0 12px;font:700 clamp(32px,5vw,52px)/1.25 var(--serif);letter-spacing:0}.child-picker>p{margin:0;color:var(--ink-soft);font-size:14px;line-height:1.9}.child-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;margin-top:46px}.child-card{min-height:240px;padding:26px 18px;border:1px solid var(--line-soft);border-radius:22px;background:#fffdf8f0;color:var(--ink);box-shadow:var(--shadow-sm);cursor:pointer;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}.child-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:#e8895a59}.child-card strong,.child-card>span,.child-card>small{display:block}.child-card strong{margin-top:16px;font:700 19px/1.3 var(--serif)}.child-card>span{margin-top:5px;color:var(--muted);font-size:12px}.child-card>small{margin-top:16px;color:var(--honey-deep);font-size:11px;font-weight:700}.child-avatar{width:88px;height:88px;display:grid;place-items:center;margin:auto;overflow:hidden;border-radius:50%;background:var(--butter);box-shadow:inset 0 -6px #a0643c0f;border:3px solid #fff}.child-avatar img{width:100%;height:100%;object-fit:cover}.child-avatar b{font:800 25px/1 var(--rounded);color:var(--ink-soft)}.child-avatar--moon{background:var(--peach)}.child-avatar--acorn{background:var(--apricot)}.child-avatar--cloud{background:#fff4df}.child-card--new{border-style:dashed;border-color:#e0cfb6;background:#fffbf3b3}.child-card--new i{width:88px;height:88px;margin:auto;display:grid;place-items:center;border-radius:50%;background:var(--honey-soft);color:var(--honey-deep);font:300 34px/1 sans-serif;font-style:normal}.modal-backdrop{position:fixed;z-index:100;top:0;right:0;bottom:0;left:0;display:grid;place-items:center;padding:24px;overflow-y:auto;background:#4a3f3366;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}.child-modal{position:relative;width:min(660px,100%);max-height:calc(100vh - 34px);overflow-y:auto;padding:clamp(26px,4vw,44px);border-radius:var(--radius-l);background:var(--paper);box-shadow:var(--shadow-lg)}.modal-close{position:absolute;top:16px;right:16px;width:34px;height:34px;border:0;border-radius:50%;background:var(--cream-deep);color:var(--ink-soft);font-size:20px;cursor:pointer;transition:.15s ease}.modal-close:hover{background:var(--blush);color:var(--honey-deep)}.child-modal h2{margin:10px 0 6px;font:700 27px/1.3 var(--serif)}.child-modal>p{margin:0 0 24px;color:var(--muted);font-size:12px;line-height:1.7}.profile-fields{display:grid;grid-template-columns:1.15fr 1.2fr 1.2fr;gap:12px}.profile-fields label{font-size:12px;font-weight:700;color:var(--ink-soft)}.profile-fields input{display:block;width:100%;height:44px;margin-top:7px;padding:0 12px;border:1px solid #efcfaa;border-radius:14px;background:linear-gradient(135deg,#fffef9,#fff6e8);color:var(--ink);outline:none}.profile-fields input:focus{border-color:var(--honey);box-shadow:0 0 0 4px #e8895a1f}.profile-fields label>small{display:block;margin-top:5px;color:var(--rose)}.profile-fields em{display:block;margin-top:6px;color:var(--muted);font-size:10px;font-style:normal;font-weight:400}.profile-gender{min-width:0;margin:0;padding:0;border:0}.profile-gender legend{margin-bottom:7px;padding:0;color:var(--ink-soft);font-size:12px;font-weight:700}.profile-gender>div{display:grid;grid-template-columns:1.35fr 1fr 1fr;gap:5px;height:44px;padding:4px;border:1px solid #efcfaa;border-radius:14px;background:#fff6e8}.profile-gender button{min-width:0;border:0;border-radius:10px;background:transparent;color:var(--muted);font-size:11px;cursor:pointer;transition:.15s ease}.profile-gender button:hover{color:var(--honey-deep)}.profile-gender button.is-selected{background:#fff;color:var(--honey-deep);font-weight:800;box-shadow:0 2px 7px #82552a1f}.birthday-picker{position:relative;display:block;margin-top:7px}.birthday-picker__trigger{width:100%;height:44px;display:flex;align-items:center;justify-content:space-between;gap:8px;padding:0 12px;border:1px solid #efcfaa;border-radius:14px;background:linear-gradient(135deg,#fffef9,#fff6e8);color:var(--ink);font-size:13px;font-weight:600;text-align:left;outline:none;cursor:pointer;transition:border-color .15s ease,box-shadow .15s ease}.birthday-picker__trigger i{color:var(--muted);font-style:normal;font-weight:400}.birthday-picker__trigger svg{flex:none;width:17px;height:17px;fill:none;stroke:var(--honey-deep);stroke-width:1.8;pointer-events:none}.birthday-picker.is-open .birthday-picker__trigger{border-color:var(--honey);box-shadow:0 0 0 4px #e8895a1f}.birthday-picker.has-error:not(.is-open) .birthday-picker__trigger{border-color:var(--rose)}.birthday-picker__panel{position:absolute;top:calc(100% + 6px);right:0;z-index:30;width:292px;display:block;overflow:hidden;border:1px solid #efcfaa;border-radius:16px;background:#fffef9;box-shadow:var(--shadow-lg)}.birthday-picker__head{display:flex;align-items:center;justify-content:space-between;height:38px;padding:0 12px 0 14px;border-bottom:1px solid #f3e6cf}.birthday-picker__head b{color:var(--ink-soft);font-size:12px}.birthday-picker__head button{padding:4px 2px;border:0;background:none;color:var(--honey-deep);font-size:12px;font-weight:700;cursor:pointer}.birthday-picker__wheels{position:relative;display:grid;grid-template-columns:1.15fr 1fr 1fr;height:198px}.birthday-picker__wheels>i{position:absolute;top:50%;left:10px;right:10px;height:38px;transform:translateY(-50%);border-radius:10px;background:#fff3dd;pointer-events:none}.wheel{position:relative;height:100%;padding:80px 0;overflow-y:scroll;scroll-snap-type:y mandatory;overscroll-behavior:contain;scrollbar-width:none;-webkit-mask-image:linear-gradient(to bottom,transparent,#000 28%,#000 72%,transparent);mask-image:linear-gradient(to bottom,transparent,#000 28%,#000 72%,transparent)}.wheel::-webkit-scrollbar{display:none}.wheel button{width:100%;display:flex;align-items:center;justify-content:center;gap:2px;height:38px;padding:0;border:0;background:none;scroll-snap-align:center;color:var(--ink-soft);font-size:15px;font-weight:600;line-height:1;cursor:pointer}.wheel button small{color:var(--muted);font-size:11px;font-weight:600}.avatar-field{margin-top:24px}.avatar-field>strong{font-size:13px}.avatar-field>strong small{color:var(--muted);font-weight:500}.avatar-field>p{margin:5px 0 12px;color:var(--muted);font-size:11px}.avatar-options{display:grid;grid-template-columns:repeat(5,1fr);gap:8px}.avatar-option{min-width:0;height:86px;display:flex;flex-direction:column;align-items:center;justify-content:center;overflow:hidden;position:relative;border:1px solid var(--line);border-radius:14px;background:var(--cream);color:var(--ink-soft);cursor:pointer;transition:.15s ease}.avatar-option img{width:100%;height:100%;object-fit:cover}.avatar-option.is-selected{border-color:var(--honey);background:var(--honey-tint);box-shadow:0 0 0 3px #e8895a24}.default-avatar-option,.default-avatar-option.is-selected{border:0;background:transparent;box-shadow:none}.default-avatar-option img{border-radius:14px}.default-avatar-option.is-selected:after{content:"✓";position:absolute;top:5px;right:5px;display:grid;place-items:center;width:20px;height:20px;border-radius:50%;background:var(--honey);color:#fff;box-shadow:0 2px 7px #77491f33;font-size:12px;font-weight:800}.upload-option{border-style:dashed}.upload-option input{display:none}.upload-option img{width:100%;height:100%;object-fit:cover}.upload-option>svg{width:28px;height:28px;fill:none;stroke:var(--honey-deep);stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}.upload-option i{position:absolute;inset:auto 6px 6px;padding:3px;border-radius:6px;background:#4a3f33b8;color:#fff;font-size:10px;font-style:normal}.profile-consent{display:flex;gap:9px;margin:22px 0 16px;color:var(--ink-soft);font-size:11px;line-height:1.7}.profile-consent input{margin-top:3px;accent-color:var(--sage)}.profile-actions{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:22px}.profile-actions .warm-action{margin-left:auto}.profile-delete{width:40px;height:40px;display:grid;place-items:center;flex:none;padding:0;border:0;border-radius:12px;background:#fff2ed;color:var(--rose);cursor:pointer}.profile-delete:hover:not(:disabled){color:#a83e3e;background:#ffe4dc}.profile-delete svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.profile-delete i{width:16px;height:16px;border:2px solid currentColor;border-right-color:transparent;border-radius:50%;animation:profile-delete-spin .7s linear infinite}.profile-delete:disabled{opacity:.5;cursor:wait}@keyframes profile-delete-spin{to{transform:rotate(360deg)}}.conversation-page{width:min(920px,calc(100% - 32px));margin:auto;padding:18px 0 80px}.conversation-childbar{min-height:58px;display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:14px;padding:8px 14px;border:1px solid var(--line-soft);border-radius:999px;background:#fffdf8d9;box-shadow:var(--shadow-sm)}.conversation-childbar>div{display:flex;align-items:center;gap:11px}.conversation-childbar .child-avatar{width:40px;height:40px;margin:0;border-width:2px}.conversation-childbar .child-avatar b{font-size:19px}.conversation-childbar strong,.conversation-childbar small{display:block}.conversation-childbar strong{font:700 13px/1.2 var(--serif)}.conversation-childbar small{margin-top:3px;color:var(--muted);font-size:10px}.conversation-childbar nav{display:flex;gap:6px}.conversation-childbar nav button{padding:8px 14px;border:0;border-radius:999px;background:var(--cream-deep);color:var(--ink-soft);font-size:11px;cursor:pointer;transition:.15s ease}.conversation-childbar nav button:hover{background:var(--honey-soft);color:var(--honey-deep)}.chat-shell{position:relative;min-height:calc(100vh - 180px);display:flex;flex-direction:column;overflow:hidden;border:1px solid var(--line-soft);border-radius:var(--radius-l);background:#fffdf8eb;box-shadow:var(--shadow-md)}.chat-shell>header{padding:24px clamp(20px,4vw,40px) 18px;border-bottom:1px solid var(--line-soft);background:#fdf9f1d9}.chat-shell>header h1{margin:7px 0 5px;font:700 clamp(20px,2.6vw,26px)/1.35 var(--serif)}.chat-shell>header>small{color:var(--muted);font-size:10px}.agent-presence{display:flex;align-items:center;gap:7px;color:var(--sage-deep);font-size:11px;font-weight:700}.agent-presence i{width:7px;height:7px;border-radius:50%;background:var(--sage);box-shadow:0 0 0 4px #7ca18424}.message-stream{min-height:0;flex:1;overflow-y:auto;padding:30px clamp(16px,4vw,40px) 28px}.chat-bubble{width:fit-content;max-width:78%;margin:0 0 20px;padding:15px 18px;border-radius:6px 20px 20px;background:var(--cream-deep);color:var(--ink);box-shadow:0 3px 10px #7858370d}.chat-bubble>span{display:block;margin-bottom:7px;color:var(--honey-deep);font-size:10px;font-weight:700;letter-spacing:.04em}.chat-bubble p{margin:0;font:400 14px/1.95 var(--dialogue)}.chat-bubble br{display:block;content:"";margin:4px}.chat-bubble--user{margin-left:auto;border-radius:20px 6px 20px 20px;background:var(--peach);color:var(--ink)}.chat-bubble--user>span{color:var(--honey-deep)}.chat-bubble--user p{font-family:var(--dialogue);font-weight:500}.answer-process{margin:1px 0 12px;padding:8px 10px;border-left:2px solid rgb(127 116 105 / .28);border-radius:0 9px 9px 0;background:#ffffff57;color:var(--muted);font:400 11px/1.65 var(--dialogue)}.answer-process summary{cursor:pointer;color:var(--muted);font-size:11px;-webkit-user-select:none;user-select:none}.answer-process ol{margin:7px 0 0;padding-left:19px}.answer-process li+li{margin-top:3px}.answer-process+.markdown-content{margin-top:4px}.stream-caret{display:inline-block;width:2px;height:1.1em;margin-left:3px;vertical-align:-.15em;background:var(--honey-deep);animation:stream-blink .8s steps(2,start) infinite}@keyframes stream-blink{50%{opacity:0}}.thinking-bubble{width:fit-content;display:flex;align-items:center;gap:5px;margin:0 0 22px;padding:13px 17px;border-radius:6px 18px 18px;background:var(--cream-deep);color:var(--muted)}.thinking-bubble i{width:6px;height:6px;border-radius:50%;background:var(--honey);animation:pulse 1.2s infinite}.thinking-bubble i:nth-child(2){animation-delay:.15s}.thinking-bubble i:nth-child(3){animation-delay:.3s}.thinking-bubble span{margin-left:8px;font-size:11px}.story-invitation,.generation-chat-card,.delivery-card,.safety-chat-card{margin:26px 0;border-radius:22px}.story-invitation{padding:clamp(22px,4vw,34px);background:var(--honey-tint);border:1px solid rgb(232 137 90 / .22);color:var(--ink)}.story-invitation>span,.generation-chat-card>div>span,.delivery-card>span{font-size:11px;font-weight:700;letter-spacing:.06em;color:var(--honey-deep)}.story-invitation h2{max-width:640px;margin:9px 0;font:700 clamp(19px,2.6vw,25px)/1.55 var(--serif)}.story-invitation p{max-width:620px;color:var(--ink-soft);font-size:13px;line-height:1.85}.story-invitation button{width:100%;display:flex;justify-content:space-between;align-items:center;margin-top:20px;padding:14px 18px;border:0;border-radius:14px;background:var(--orange);color:var(--ink);font-weight:800;cursor:pointer;box-shadow:0 5px #d97834;transition:.18s ease}.story-invitation button:hover:not(:disabled){transform:translateY(-1px)}.story-invitation button:disabled{opacity:.6;cursor:wait}.generation-chat-card{display:grid;grid-template-columns:120px 1fr;gap:26px;align-items:center;padding:26px;background:var(--sage-soft);border:1px solid rgb(244 187 119 / .34)}.book-pulse{width:88px;aspect-ratio:3/4;position:relative;margin:auto}.book-pulse i{position:absolute;top:0;right:0;bottom:0;left:0;border-radius:12px;background:linear-gradient(150deg,#f3c48d,#e8996b 55%,var(--sage));box-shadow:0 12px 22px #7858372e}.book-pulse i:first-child{transform:rotate(-8deg) translate(-8px);opacity:.45}.book-pulse b{position:absolute;z-index:2;top:0;right:0;bottom:0;left:0;display:grid;place-items:center;color:#fff;font:700 20px/1 var(--serif)}.generation-chat-card h2{margin:6px 0;font:700 21px/1.4 var(--serif)}.generation-status-rotating{display:block;animation:run-status-in .36s ease both}.generation-status-rotating>i{display:inline-flex;gap:1px;color:var(--sage-deep);font:800 19px/1 var(--dialogue);font-style:normal}.generation-status-rotating b{animation:run-dot 1.25s ease-in-out infinite}.generation-status-rotating b:nth-child(2){animation-delay:.16s}.generation-status-rotating b:nth-child(3){animation-delay:.32s}.generation-chat-card p{color:var(--ink-soft);font-size:12px;line-height:1.8}.generation-chat-card>div>span{color:var(--sage-deep)}.chat-progress{height:6px;overflow:hidden;border-radius:10px;background:#e3dccd}.chat-progress i{display:block;height:100%;border-radius:inherit;background:var(--honey);transition:width .4s}.generation-chat-card small{display:block;margin-top:8px;color:var(--muted);font-size:11px;text-align:right}.active-run-card{align-items:center}.nannan-run-portraits{width:106px;height:132px;position:relative;flex:none;perspective:720px}.nannan-run-portrait{position:absolute;width:86px;height:108px;padding:8px;border-radius:22px;background:#fffdf8;object-fit:contain;box-shadow:0 10px 20px #7e4f2c2e}.nannan-run-portrait--back{left:0;bottom:2px;z-index:1;opacity:.66;transform:rotate(-7deg) translateY(4px) scale(.94);animation:nannan-card-fade-in .38s ease both}.nannan-run-portrait--front{right:0;top:0;z-index:2}.nannan-run-portrait--front.is-receding{animation:nannan-card-recede .56s ease-in both}.nannan-run-portrait--back.is-promoting{z-index:3;animation:nannan-card-promote .72s cubic-bezier(.2,.78,.22,1) both}.run-status-rotating{display:flex;align-items:baseline;gap:2px;animation:run-status-in .36s ease both}.run-status-rotating>i{display:inline-flex;gap:1px;color:var(--honey-deep);font:800 20px/1 var(--dialogue);font-style:normal}.run-status-rotating b{animation:run-dot 1.25s ease-in-out infinite}.run-status-rotating b:nth-child(2){animation-delay:.16s}.run-status-rotating b:nth-child(3){animation-delay:.32s}@keyframes nannan-card-promote{0%{opacity:.66;transform:rotate(-7deg) translateY(4px) scale(.94)}55%{opacity:1}to{opacity:1;transform:translate(20px,-22px) rotate(0) scale(1)}}@keyframes nannan-card-recede{0%{opacity:1;transform:rotate(0) scale(1)}to{opacity:0;transform:translate(9px,-7px) rotate(6deg) scale(.94)}}@keyframes nannan-card-fade-in{0%{opacity:0;transform:rotate(-7deg) translate(-4px,8px) scale(.9)}to{opacity:.66;transform:rotate(-7deg) translateY(4px) scale(.94)}}@keyframes run-status-in{0%{opacity:0;transform:translateY(5px)}to{opacity:1;transform:none}}@keyframes run-dot{0%,70%,to{opacity:.2;transform:translateY(0)}35%{opacity:1;transform:translateY(-3px)}}.markdown-content{display:grid;gap:11px;color:inherit}.markdown-content h1,.markdown-content h2,.markdown-content h3,.markdown-content p,.markdown-content blockquote,.markdown-content ul,.markdown-content ol{margin:0}.markdown-content h1{font:700 24px/1.35 var(--serif);letter-spacing:.01em}.markdown-content h2{padding-top:4px;font:700 18px/1.45 var(--serif)}.markdown-content h3{font:700 15px/1.5 var(--serif)}.markdown-content p,.markdown-content li{white-space:pre-line;font:400 14px/1.85 var(--dialogue)}.markdown-content strong{color:var(--honey-deep);font-weight:800}.markdown-content code{padding:1px 4px;border-radius:4px;background:#72563d1a;font:12px/1.4 ui-monospace,SFMono-Regular,Menlo,monospace}.markdown-content blockquote{padding:10px 13px;border-left:3px solid var(--honey);border-radius:0 10px 10px 0;background:#fff4cc9e;color:var(--ink-soft);white-space:pre-line;font:500 14px/1.75 var(--dialogue)}.markdown-content ul,.markdown-content ol{padding-left:19px}.markdown-content li+li{margin-top:4px}.markdown-table-wrap{max-width:100%;overflow-x:auto;border:1px solid rgb(197 149 98 / .3);border-radius:12px;background:#fffdf8}.markdown-table-wrap table{width:100%;min-width:500px;border-collapse:collapse;font-size:12px;line-height:1.65}.markdown-table-wrap th,.markdown-table-wrap td{padding:9px 10px;border-bottom:1px solid rgb(197 149 98 / .2);text-align:left;vertical-align:top;white-space:pre-line}.markdown-table-wrap th{background:#fff3cf;color:var(--honey-deep);font-weight:800}.markdown-table-wrap th:first-child,.markdown-table-wrap td:first-child{width:48px;text-align:center;white-space:nowrap}.markdown-table-wrap tbody tr:last-child td{border-bottom:0}.delivery-card{position:relative;padding:clamp(20px,3vw,28px);background:linear-gradient(145deg,#fff8ed,#f7d6ae);color:#694936;box-shadow:0 18px 44px #b1723b29;border:1px solid rgb(213 157 95 / .3)}.delivery-card--with-cover{min-height:220px;padding-left:clamp(156px,18vw,190px)}.delivery-card__cover{position:absolute;left:clamp(20px,3vw,28px);top:50%;width:clamp(112px,13vw,148px);aspect-ratio:3 / 4;overflow:hidden;border-radius:12px;background:#ead6bc;box-shadow:0 14px 24px #7e4f2c33;transform:translateY(-50%) rotate(-2deg)}.delivery-card__cover:after{content:"";position:absolute;top:0;right:0;bottom:0;left:0;border:1px solid rgb(255 255 255 / .58);border-radius:inherit;pointer-events:none}.delivery-card__cover img{display:block;width:100%;height:100%;object-fit:cover}.delivery-card>span{color:#a56637}.delivery-card h2{margin:9px 0;font:700 clamp(24px,3.5vw,32px)/1.3 var(--serif)}.delivery-card>p{color:#7c5b43;font-size:12px}.delivery-actions{display:flex;gap:10px;margin:16px 0 0}.delivery-actions a,.delivery-actions button{display:flex;justify-content:center;align-items:center;gap:8px;padding:12px 18px;border:0;border-radius:12px;background:#fffdf9;color:#8b5d36;font-size:12px;font-weight:700;text-decoration:none;cursor:pointer;transition:.15s ease}.delivery-actions a:hover,.delivery-actions button:hover{transform:translateY(-1px)}.delivery-actions button{background:#ffffff73;color:#865933}.safety-chat-card{padding:26px;background:#fae9df;border:1px solid rgb(192 91 69 / .18);color:#8a4a38}.safety-chat-card strong{font:700 19px/1.4 var(--serif)}.safety-chat-card p{line-height:1.8;font-size:13px}.safety-chat-card small{color:#a9715e;line-height:1.7;font-size:11px}.chat-composer-wrap{position:relative;z-index:10;flex:none;margin:0;padding:12px clamp(16px,4vw,40px) 14px;background:linear-gradient(transparent,var(--paper) 24%)}.chat-composer-wrap--center{position:static;width:100%;margin:auto 0 0;padding:22px 0 2px;background:linear-gradient(transparent,var(--paper) 20%)}.chat-composer-wrap--center .chat-composer{box-shadow:var(--shadow-lg)}.chat-composer-wrap--center>small{text-align:center}.chat-composer{padding:12px 12px 9px 18px;border:1px solid var(--line);border-radius:22px;background:#fff;box-shadow:0 12px 34px #6e503221;transition:border-color .15s ease,box-shadow .15s ease}.chat-composer:focus-within{border-color:var(--honey);box-shadow:0 12px 34px #d9723f29}.chat-composer textarea{display:block;width:100%;height:54px;resize:none;padding:6px 0;border:0;outline:none;background:transparent;color:var(--ink);line-height:1.6;font:400 14px/1.6 var(--dialogue)}.chat-composer textarea::placeholder{color:#c4b6a3}.chat-composer__bar{display:flex;align-items:center;gap:8px;margin-top:4px}.service-modes{min-width:0;display:flex;align-items:center;gap:3px;padding:2px;overflow-x:auto;scrollbar-width:none}.service-modes::-webkit-scrollbar{display:none}.service-modes button{min-width:max-content;height:34px;display:inline-flex;align-items:center;gap:5px;padding:0 9px;border:0;border-radius:10px;background:transparent;color:#887d72;font:600 12px/1 var(--dialogue);cursor:pointer;transition:.16s ease}.service-modes button:hover:not(:disabled){color:var(--ink);background:#f5f1ea}.service-modes button.is-active{color:#81572f;background:#f6eadb;box-shadow:inset 0 0 0 1px #c595622e}.service-modes button:disabled{cursor:default;opacity:.56}.service-modes svg{width:17px;height:17px;flex:none;fill:none;stroke:currentColor;stroke-width:1.65;stroke-linecap:round;stroke-linejoin:round}.composer-attach{width:34px;height:34px;flex:none;display:grid;place-items:center;border:1px solid var(--line);border-radius:50%;background:#fff;color:var(--muted);font-size:17px;cursor:pointer;transition:.15s ease}.composer-attach:hover{border-color:var(--honey);color:var(--honey-deep)}.composer-attach svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.chat-composer__send{position:relative;margin-left:auto;width:40px;height:40px;padding:0;flex:none;border:0;border-radius:50%;background:var(--honey);overflow:hidden;color:#fff;cursor:pointer;transition:.15s ease;display:grid;place-items:center}.chat-control-icon{position:absolute;left:50%;top:50%;display:block;pointer-events:none}.chat-control-icon--send{width:18px;height:18px;transform:translate(calc(-50% - 1px),calc(-50% + 1px));fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.chat-control-icon--stop{width:24px;height:24px;transform:translate(-50%,-50%);fill:currentColor;stroke:none}.chat-composer__spin{width:14px;height:14px;border-radius:50%;border:2px solid rgb(74 63 51 / .25);border-top-color:var(--ink);animation:composer-spin .7s linear infinite}@keyframes composer-spin{to{transform:rotate(1turn)}}.chat-composer__send:hover:not(:disabled){transform:scale(1.06)}.chat-composer__send:disabled{background:#ddd2c2;cursor:default}.chat-composer-wrap>small{display:block;margin-top:6px;color:var(--muted);font-size:9px;text-align:right}.composer-error{margin:0 5px 7px;color:var(--rose);font-size:11px}.composer-attachments{display:flex;flex-wrap:wrap;gap:8px;margin:0 2px 9px}.composer-thumb{width:52px;height:52px;border-radius:12px;overflow:hidden;position:relative;border:1px solid var(--line);background:var(--cream)}.composer-thumb img{width:100%;height:100%;object-fit:cover;display:block}.composer-thumb button{position:absolute;top:3px;right:3px;width:17px;height:17px;border:0;border-radius:50%;background:#4a3f33b8;color:#fff;font-size:10px;line-height:1;cursor:pointer}.composer-thumb.is-loading{display:grid;place-items:center;color:var(--muted);font-size:16px}.child-select{position:relative}.child-select__chip{display:flex;align-items:center;gap:7px;padding:5px 11px;border:1px solid var(--line);border-radius:999px;background:var(--cream);font-size:12px;color:var(--ink);cursor:pointer;transition:.15s ease}.child-select__chip:hover{border-color:var(--honey)}.child-select__chip .child-avatar{width:22px;height:22px;margin:0;border-width:1px}.child-select__chip .child-avatar b{font-size:12px}.child-select__chip b{display:inline-flex;align-items:center;color:var(--muted)}.child-select__chip b svg{display:block;width:13px;height:13px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.child-select__chip.is-static{cursor:default;background:var(--cream)}.child-select__chip.is-static:hover{border-color:var(--line)}.child-select__placeholder{color:var(--muted)}.child-select__scrim{position:fixed;z-index:44;top:0;right:0;bottom:0;left:0}.child-select__menu{position:absolute;z-index:45;bottom:calc(100% + 8px);left:0;min-width:240px;padding:6px;border:1px solid var(--line-soft);border-radius:16px;background:#fff;box-shadow:var(--shadow-lg)}.child-select__menu--down{top:calc(100% + 8px);bottom:auto}.child-select__option{display:flex;align-items:center;gap:10px;width:100%;padding:8px 10px;border:0;border-radius:11px;background:none;text-align:left;cursor:pointer;transition:background .12s ease}.child-select__option:hover{background:var(--cream)}.child-select__option .child-avatar{width:30px;height:30px;margin:0;border-width:2px;flex:none}.child-select__option .child-avatar b{font-size:15px}.child-select__option>span{flex:1;min-width:0}.child-select__option strong{display:block;font-size:12px}.child-select__option small{display:block;margin-top:2px;color:var(--muted);font-size:10px}.child-select__option i{color:var(--honey-deep);font-style:normal;font-size:13px}.child-select__option--new{margin-top:4px;padding-top:10px;border-top:1px solid var(--line-soft);border-radius:0 0 11px 11px}.child-select__option--new strong{color:var(--honey-deep)}.child-select__option--new em{width:30px;height:30px;flex:none;display:grid;place-items:center;border-radius:50%;background:var(--honey-soft);color:var(--honey-deep);font-style:normal}.app--chat{min-height:100vh}.chat-layout{display:grid;grid-template-columns:266px minmax(0,1fr);min-height:100vh}.side-nav{position:sticky;top:0;height:100vh;display:flex;flex-direction:column;padding:18px 13px 14px;background:#fff7d9;border-right:1px solid var(--line-soft)}.side-nav__brand{margin:0 4px 18px}.side-nav__new{width:100%;padding:12px;border:0;border-radius:14px;background:var(--lemon);color:var(--ink);font-weight:800;font-size:13px;cursor:pointer;box-shadow:0 5px #f1914538;transition:.15s ease}.side-nav__new:hover{transform:translateY(-1px)}.side-nav__section{padding:18px 10px 8px;color:var(--muted);font-size:11px;font-weight:700}.side-nav__list{flex:1;min-height:0;overflow-y:auto;display:flex;flex-direction:column;gap:2px}.side-child__header{display:flex;align-items:center;border-radius:12px}.side-child__main{display:flex;align-items:center;gap:10px;flex:1;min-width:0;padding:8px 10px;border:0;border-radius:12px;background:none;text-align:left;cursor:pointer;transition:background .12s ease}.side-child__main:hover{background:#fffdf8d9}.side-child.is-active .side-child__header{background:#fff;box-shadow:var(--shadow-sm)}.side-child.is-active .side-child__main{background:none;box-shadow:none}.side-child__main .child-avatar{width:34px;height:34px;margin:0;border-width:2px;flex:none}.side-child__main .child-avatar b{font-size:17px}.side-child__main>span{min-width:0}.side-child__main strong{display:block;font-size:13px}.side-child__main small{display:block;margin-top:2px;color:var(--muted);font-size:10px}.side-child__edit,.side-child__toggle{display:grid;place-items:center;flex:none;width:30px;height:30px;padding:0;border:0;border-radius:9px;background:none;color:#9a856a;cursor:pointer}.side-child__edit:hover,.side-child__toggle:hover{background:#fffdf8d9;color:var(--honey-deep)}.side-child__edit svg{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.side-child__chevron{display:inline-flex;align-items:center;color:currentColor;transition:transform .18s ease}.side-child__chevron svg{display:block;width:13px;height:13px;fill:none;stroke:currentColor;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}.side-child__chevron.is-open{transform:rotate(180deg)}.side-child__resume{display:flex;align-items:center;margin:1px 10px 5px 44px;padding:8px 10px;border:0;border-left:2px solid var(--line);border-radius:0 8px 8px 0;background:none;color:var(--muted);font-size:11px;line-height:1.4;text-align:left;cursor:pointer}.side-child__resume:hover,.side-child__resume.is-active{color:var(--honey-deep);border-left-color:var(--honey);background:var(--honey-tint)}.side-child__add{margin:10px 4px 0;padding:10px;border:1px dashed #d8c5ac;border-radius:12px;background:none;color:var(--honey-deep);font-size:12px;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:6px;transition:.15s ease}.side-child__add:hover{background:var(--honey-tint);border-color:var(--honey)}.side-child__add i{font-style:normal;font-size:14px}.side-nav__account{display:flex;align-items:center;justify-content:space-between;padding:12px 8px 2px;margin-top:10px;border-top:1px solid var(--line-soft);color:var(--ink-soft);font-size:12px}.side-nav__account span{display:flex;align-items:center;gap:7px}.side-nav__account button{padding:5px 12px;border:1px solid var(--line);border-radius:999px;background:var(--paper);color:var(--ink-soft);font-size:11px;cursor:pointer}.chat-main{min-width:0;position:relative}.chat-main{height:100vh;overflow:hidden}.chat-main .chat-shell{width:min(920px,calc(100% - 32px));height:calc(100vh - 36px);min-height:0;margin:18px auto}.chat-menu-btn{display:none}.menu-lines,.menu-lines:before,.menu-lines:after{display:block;width:17px;height:2px;border-radius:999px;background:var(--ink-soft)}.menu-lines{position:relative}.menu-lines:before,.menu-lines:after{content:"";position:absolute;left:0}.menu-lines:before{top:-5px}.menu-lines:after{top:5px}.chat-home{height:100vh;min-height:660px;display:flex;justify-content:center;padding:clamp(30px,6vh,68px) 28px 18px;overflow:hidden}.chat-home__inner{width:min(980px,100%);min-height:0;display:flex;flex-direction:column;align-items:center;text-align:center}.chat-home__logo{width:72px;height:72px;margin:0 auto 16px;border-radius:50%;background:var(--honey-tint) url(https://book-image.ajiu.site/ipzhutu.png) center / cover no-repeat;border:4px solid #fff;box-shadow:var(--shadow-md)}.chat-home h1{margin:0 0 22px;font:700 clamp(25px,3.4vw,36px)/1.35 var(--serif)}.chat-home p{margin:0;color:var(--ink-soft);font-size:14px;line-height:2}.audience-switch{width:min(390px,100%);display:grid;grid-template-columns:1fr 1fr;gap:4px;margin-bottom:28px;padding:4px;border-radius:999px;background:#edeae5}.audience-switch button,.chat-audience-switch button{border:0;border-radius:999px;background:transparent;color:#928a81;font:600 14px/1 var(--dialogue);cursor:pointer;transition:.18s ease}.audience-switch button{height:48px;display:inline-flex;align-items:center;justify-content:center;gap:8px}.audience-switch button.is-active,.chat-audience-switch button.is-active{background:#fff;color:var(--ink);box-shadow:0 2px 9px #45392c17}.audience-role-icon{width:26px;height:26px;display:grid;place-items:center;flex:none;overflow:hidden;border-radius:50%;background:#f4e7db;color:#8d6b50}.audience-role-icon>svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}.audience-role-icon .child-avatar{width:26px;height:26px;margin:0;border:0}.audience-role-icon .child-avatar b{font-size:12px}.audience-role-icon--child{background:#f7dbce;color:#a7664a}.suggestions-panel{width:100%;text-align:left}.suggestions-panel>small{display:block;margin:0 5px 10px;color:#9f968c;font-size:13px;font-weight:600;letter-spacing:.03em}.suggest-chips{display:flex;flex-direction:column;align-items:flex-start;gap:8px;margin:0}.suggest-chips button{max-width:100%;display:inline-flex;align-items:center;gap:12px;border:1px solid #e5dfd6;border-radius:13px;padding:10px 12px 10px 15px;background:#ffffffc7;color:var(--ink-soft);font-size:14px;text-align:left;cursor:pointer;transition:.15s ease}.suggest-chips button:hover{border-color:var(--honey);color:var(--honey-deep);transform:translateY(-1px)}.suggest-chips svg{width:14px;height:14px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;opacity:.5}.chat-home .chat-composer-wrap{text-align:left}.chat-home .chat-composer{border-radius:24px;padding:14px 13px 10px 19px}.chat-home .chat-composer textarea{height:68px}.chat-home--child{min-height:100dvh;padding:22px 28px 18px;overflow-y:auto}.chat-home__inner--child{width:min(1160px,100%);min-height:calc(100dvh - 40px)}.chat-home--child .audience-switch{flex:none;margin-bottom:16px}.child-space{width:100%;min-height:0;flex:1}.child-space--welcome{display:flex;flex-direction:column;align-items:center;justify-content:center;padding-bottom:18px}.child-space__welcome{width:min(820px,100%);display:grid;grid-template-columns:minmax(220px,310px) minmax(320px,1fr);align-items:center;gap:34px;text-align:left}.nannan-character{display:block;width:100%;max-height:320px;object-fit:contain;filter:drop-shadow(0 20px 24px rgb(193 112 96 / .14))}.nannan-bubble{position:relative;padding:22px 24px;border:1px solid #ecd9ca;border-radius:24px;background:#ffffffeb;text-align:left;box-shadow:0 16px 38px #66472f17}.nannan-bubble:before{content:"";position:absolute;left:-11px;top:45%;width:20px;height:20px;border-left:1px solid #ecd9ca;border-bottom:1px solid #ecd9ca;background:#fff;transform:rotate(45deg)}.nannan-bubble>small{display:block;margin-bottom:7px;color:#c16f63;font-size:12px;font-weight:800;letter-spacing:.08em}.nannan-bubble h2{margin:0;color:var(--ink);font:700 clamp(21px,2.6vw,30px)/1.45 var(--serif)}.nannan-bubble p{margin:8px 0 0;color:var(--muted);font-size:13px;line-height:1.8}.child-activity-grid{width:min(820px,100%);display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:22px}.child-activity-grid>button{min-width:0;min-height:78px;display:flex;align-items:center;gap:14px;padding:13px 16px;border:1px solid #eadfd2;border-radius:19px;background:#ffffffd1;color:var(--ink);text-align:left;cursor:pointer;box-shadow:0 7px 20px #6544290f;transition:.18s ease}.child-activity-grid>button:hover{border-color:#e6b992;background:#fff;transform:translateY(-2px);box-shadow:0 12px 26px #6544291a}.child-activity-grid>button>i{width:55px;height:55px;display:grid;place-items:center;flex:none;border-radius:15px;background:transparent;font-style:normal}.child-activity-grid>button>i img{display:block;width:100%;height:100%;object-fit:contain}.child-activity-grid>button>i svg{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}.child-activity-grid>button>span{min-width:0;flex:1}.child-activity-grid strong{display:block;font:700 16px/1.35 var(--serif)}.child-activity-grid small{display:block;margin-top:4px;overflow:hidden;color:var(--muted);font-size:11px;line-height:1.45;white-space:nowrap;text-overflow:ellipsis}.child-activity-grid__arrow{width:17px;height:17px;flex:none;fill:none;stroke:#b6a99b;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.child-space--empty{display:flex;align-items:center;justify-content:center;gap:30px}.child-space--empty>img{width:min(290px,35vw);filter:drop-shadow(0 18px 24px rgb(193 112 96 / .12))}.child-space--empty .nannan-bubble{width:min(430px,100%)}.child-space--empty .child-select{display:inline-block;margin-top:18px}.child-space--empty .child-select__chip{min-height:42px;padding-inline:15px;background:#fff8ee}.child-workspace{width:100%;min-height:0;flex:1;display:flex;flex-direction:column;text-align:left}.child-workspace>header{display:flex;align-items:center;gap:18px;min-height:54px;margin-bottom:12px}.child-workspace>header>button{display:inline-flex;align-items:center;gap:5px;height:36px;padding:0 12px;border:1px solid var(--line);border-radius:999px;background:#fff;color:var(--ink-soft);font-size:12px;cursor:pointer}.child-workspace>header>button:hover{border-color:var(--honey);color:var(--honey-deep)}.child-workspace>header>button svg{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.child-workspace>header>div{display:flex;align-items:center;gap:10px}.child-workspace>header>div>i{width:42px;height:42px;display:grid;place-items:center;border-radius:12px;background:transparent;font-style:normal}.child-workspace>header>div>i img{width:100%;height:100%;object-fit:contain}.child-workspace>header>div>i svg{width:21px;height:21px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.child-workspace>header small{display:block;color:var(--muted);font-size:10px}.child-workspace>header h2{margin:1px 0 0;font:700 19px/1.2 var(--serif)}.child-workspace__grid{min-height:0;flex:1;display:grid;grid-template-columns:minmax(0,1fr) 260px;grid-template-areas:"main guide";gap:18px}.child-workspace__grid>main{grid-area:main;min-width:0;min-height:0}.child-guide-card{grid-area:guide;align-self:stretch;display:flex;flex-direction:column;justify-content:center;min-height:0;padding:18px;border:1px solid #eadfd2;border-radius:25px;background:linear-gradient(165deg,#fffaf2,#fff1e7);box-shadow:0 12px 32px #65442912}.child-guide-card>img{display:block;width:100%;max-height:230px;object-fit:contain}.child-guide-card .nannan-bubble{margin-top:8px;padding:16px;border-radius:17px;box-shadow:none}.child-guide-card .nannan-bubble:before{left:44%;top:-9px;border:0;border-left:1px solid #ecd9ca;border-top:1px solid #ecd9ca}.child-guide-card .nannan-bubble p{margin:0;color:var(--ink-soft);font-size:12px;line-height:1.75}.drawing-studio{height:100%;min-height:0;display:flex;flex-direction:column;padding:14px;border:1px solid #eadfd2;border-radius:25px;background:#f8f1e8;box-shadow:0 12px 32px #65442912}.drawing-toolbar{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:12px}.drawing-pens{display:flex;align-items:center;gap:5px}.drawing-pens>button{width:41px;height:49px;display:grid;place-items:center;padding:0;border:0;border-radius:12px;background:transparent;cursor:pointer;transition:.15s ease}.drawing-pens>button:hover,.drawing-pens>button.is-active{background:#fff;box-shadow:0 3px 12px #583b231a}.drawing-pen{--pen-color: #ef6f61;position:relative;width:15px;height:35px;display:block;border-radius:7px 7px 3px 3px;background:var(--pen-color);transform:rotate(9deg);box-shadow:inset -3px 0 #ffffff38}.drawing-pen:before{content:"";position:absolute;left:2px;right:2px;top:-6px;height:8px;border-radius:6px 6px 2px 2px;background:#f2dfcc}.drawing-pen i{position:absolute;left:4px;right:4px;top:-8px;height:5px;border-radius:4px;background:var(--pen-color)}.drawing-pen b{position:absolute;left:2px;right:2px;bottom:5px;height:3px;border-radius:4px;background:#ffffff5c}.drawing-toolbar__actions{display:flex;align-items:center;gap:8px}.drawing-toolbar__actions>button{height:38px;display:inline-flex;align-items:center;gap:7px;padding:0 12px;border:1px solid #ded1c2;border-radius:12px;background:#fff;color:var(--ink-soft);font-size:12px;font-weight:700;cursor:pointer}.drawing-toolbar__actions>button:hover,.drawing-toolbar__actions>button.is-active{border-color:#e5a977;color:#a86442;background:#fff8f1}.drawing-toolbar__actions>button svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.drawing-toolbar__actions>.drawing-save{border-color:#dd9a68;background:#e99358;color:#fff}.drawing-toolbar__actions>.drawing-save:hover{background:#dc8248;color:#fff}.drawing-toolbar__actions>button:disabled{cursor:default;opacity:.6}.drawing-template-toggle__chevron{width:12px!important;height:12px!important;transition:transform .16s ease}.drawing-template-toggle.is-active .drawing-template-toggle__chevron{transform:rotate(180deg)}.drawing-template-picker{margin-bottom:12px;padding:13px;border:1px solid #e5d9cc;border-radius:17px;background:#fffdf9;box-shadow:0 8px 22px #65442914}.drawing-template-picker__header{display:flex;align-items:center;justify-content:space-between;min-height:24px;margin-bottom:10px;color:#806958;font-size:12px;font-weight:700}.drawing-template-picker__header button{padding:5px 8px;border:0;border-radius:8px;background:transparent;color:#9b795f;font-size:11px;cursor:pointer}.drawing-template-picker__header button:hover{background:#f9eee3}.drawing-template-picker__grid{display:grid;grid-template-columns:repeat(10,minmax(0,1fr));gap:5px;max-height:180px;overflow-y:auto}.drawing-template-picker__grid button{aspect-ratio:1;min-width:0;display:grid;place-items:center;padding:7px;border:1px solid #e7e3df;border-radius:10px;background:#fff;color:#b5b9bd;cursor:pointer;transition:border-color .15s ease,background .15s ease}.drawing-template-picker__grid button:hover,.drawing-template-picker__grid button.is-selected{border-color:#d39d79;background:#fff7f0;color:#a6abb0}.drawing-template-picker__grid button:focus-visible{outline:3px solid #b9d6f1;outline-offset:2px}.drawing-template-picker__grid svg{width:100%;height:100%}.drawing-canvas-wrap{min-height:0;flex:1;display:grid;place-items:center;overflow:hidden;border:1px solid #e5d9cc;border-radius:18px;background:#fffdf8}.drawing-surface{position:relative;width:100%;height:100%;min-height:0}.drawing-canvas-wrap canvas{display:block;width:100%;height:100%;max-height:100%;object-fit:fill;background:transparent;cursor:crosshair;touch-action:none}.drawing-template-overlay{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;color:#b5b9bd;pointer-events:none}.drawing-status .is-success a{margin-left:7px;color:#6e8c6b;font-weight:700;text-underline-offset:2px}.drawing-status{min-height:22px;padding:7px 4px 0;font-size:11px}.drawing-status span{display:inline-flex;align-items:center;gap:5px}.drawing-status svg{width:14px;height:14px;fill:none;stroke:currentColor;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}.drawing-status .is-success{color:#5d8b65}.drawing-status .is-error{color:#b45d4d}.child-coming-soon{height:100%;min-height:420px;display:grid;place-items:center;align-content:center;padding:38px;border:1px solid #eadfd2;border-radius:25px;background:#ffffffb8;text-align:center;box-shadow:0 12px 32px #65442912}.child-coming-soon>i{width:90px;height:90px;display:grid;place-items:center;border-radius:25px;background:transparent;font-style:normal}.child-coming-soon>i img{width:100%;height:100%;object-fit:contain}.child-coming-soon>i svg{width:36px;height:36px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}.child-coming-soon h3{margin:18px 0 4px;font:700 23px/1.4 var(--serif)}.child-coming-soon p{max-width:360px;margin:0;color:var(--muted);font-size:13px}.child-coming-soon span{margin-top:20px;padding:7px 14px;border-radius:999px;background:#f6eadb;color:#96633f;font-size:11px;font-weight:700}.chat-shell__child{display:flex;align-items:center;gap:9px}.chat-shell__child .child-avatar{width:34px;height:34px;margin:0;border-width:2px}.chat-shell__child .child-avatar b{font-size:17px}.chat-shell__child strong{display:block;font:700 13px/1.2 var(--serif)}.chat-shell__child small{display:block;margin-top:3px;color:var(--muted);font-size:10px}.chat-shell>header{position:relative}.chat-audience-switch{position:absolute;left:50%;top:21px;transform:translate(-50%);display:grid;grid-template-columns:1fr 1fr;gap:2px;width:158px;padding:3px;border-radius:999px;background:#ece8e1}.chat-audience-switch button{height:31px;font-size:11px}.chat-audience-switch button:disabled{cursor:default;opacity:.6}.chat-shell>header nav{position:absolute;top:20px;right:22px;display:flex;gap:6px}.chat-shell>header nav button{padding:7px 13px;border:1px solid var(--line);border-radius:999px;background:#fff;color:var(--ink-soft);font-size:11px;cursor:pointer;transition:.15s ease}.chat-shell>header nav button:hover{border-color:var(--honey);color:var(--honey-deep)}.chat-shell>header .agent-presence{margin-top:14px}.login-page--split{display:grid;place-items:center;padding:clamp(22px,4vw,56px);background:radial-gradient(circle at 10% 12%,rgb(253 228 30 / .22) 0 5%,transparent 5.2%),radial-gradient(circle at 92% 84%,rgb(244 187 119 / .24) 0 8%,transparent 8.2%),var(--cream)}.login-shell{width:min(1120px,100%);min-height:min(720px,calc(100vh - 72px));display:grid;grid-template-columns:minmax(0,1.08fr) minmax(400px,.92fr);overflow:hidden;border:1px solid rgb(236 216 189 / .9);border-radius:32px;background:var(--paper);box-shadow:0 26px 70px #6c472221}.login-aside{position:relative;display:flex;flex-direction:column;justify-content:center;min-width:0;padding:clamp(72px,7vw,92px) clamp(40px,5.5vw,78px) 54px;background:linear-gradient(#fef6915c,#fdd4b580),url(/assets/bg-hills.webp) center bottom / cover no-repeat}.login-aside__brand{position:absolute;top:26px;left:clamp(28px,4vw,48px);display:flex;align-items:center;gap:10px}.login-aside__brand strong{font:700 15px/1 var(--serif);letter-spacing:.03em}.login-aside__copy{position:relative;z-index:1;max-width:520px}.login-kicker{display:inline-block;margin-bottom:18px;padding:7px 13px;border:1px solid rgb(189 94 32 / .18);border-radius:999px;background:#fffefa94;color:var(--honey-deep);font-size:11px;font-weight:800;letter-spacing:.08em}.login-aside h1{margin:0 0 18px;font:800 clamp(30px,3.4vw,46px)/1.43 var(--serif);letter-spacing:.01em}.login-aside h1 span{display:block;white-space:nowrap}.login-aside p{margin:0;max-width:470px;color:var(--ink-soft);font-size:14px;line-height:1.95}.login-aside ul{list-style:none;margin:34px 0 0;padding:0;display:flex;flex-direction:column;gap:13px}.login-aside li{display:flex;align-items:center;gap:12px}.login-aside li b{width:42px;height:34px;flex:none;display:grid;place-items:center;border:1px solid rgb(241 145 69 / .28);border-radius:999px;background:#fffefac2;color:var(--honey-deep);font-size:10px;font-weight:800;letter-spacing:.04em}.login-aside li strong{display:block;font-size:13px}.login-aside li span{font-size:12px;color:var(--ink-soft);line-height:1.5}.login-panel{position:relative;display:grid;place-items:center;min-width:0;padding:clamp(44px,5vw,68px);border-left:1px solid rgb(236 216 189 / .68);background:var(--paper)}.login-panel:before{content:"";position:absolute;width:82px;height:10px;top:26px;right:30px;border-radius:999px;background:var(--lemon);opacity:.72;transform:rotate(-3deg)}.login-panel__form{width:min(390px,100%);text-align:center}.login-panel__form .login-mark{width:86px;height:86px;margin-bottom:17px;background-color:var(--butter)}.login-panel__form h1{margin:10px 0 7px;font:800 30px/1.3 var(--serif)}.login-panel__form>p{margin:0;color:var(--muted);font-size:13px}.login-panel__form label{display:block;margin-top:18px;text-align:left;color:var(--ink-soft);font-size:12px;font-weight:800}.login-panel__form input{display:block;width:100%;height:50px;margin-top:8px;padding:0 16px;border:1px solid var(--line);border-radius:15px;background:#fffdf8;color:var(--ink);outline:none;transition:.15s ease}.login-panel__form input:focus{border-color:var(--orange);box-shadow:0 0 0 4px #fde41e33}.login-panel__form button[type=submit]{width:100%;display:flex;align-items:center;justify-content:space-between;margin-top:26px;padding:15px 19px;border:0;border-radius:15px;background:var(--orange);color:var(--ink);font-weight:800;cursor:pointer;box-shadow:0 6px #d97834;transition:.18s ease}.login-panel__form button[type=submit]:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 8px #d97834}.login-panel__form button[type=submit]:disabled{opacity:.5;cursor:wait}.login-panel__form button[type=submit] span{font-size:18px}.login-panel__form .login-switch{margin-top:13px;border:0;background:transparent;color:var(--orange);font:700 12px/1.4 var(--sans);cursor:pointer}.login-panel__form .login-switch:hover:not(:disabled){text-decoration:underline}.login-panel__form .login-switch:disabled{opacity:.5;cursor:wait}.login-panel__form>small{display:block;margin-top:22px;color:var(--muted);font-size:10px}.waiting-card{min-height:calc(100vh - 64px);display:flex;align-items:center;justify-content:center;flex-direction:column;padding:40px 20px;text-align:center}.waiting-card h1{margin:14px 0 8px;font:700 clamp(26px,4.5vw,42px)/1.25 var(--serif)}.waiting-card>p{color:var(--ink-soft);font-size:14px;max-width:480px;line-height:1.8}.orb{width:130px;height:130px;border-radius:50%;background:var(--honey-tint) url(https://book-image.ajiu.site/ipzhutu.png) center / cover no-repeat;border:4px solid #fff;display:grid;place-items:end center;padding-bottom:6px;margin-bottom:26px;box-shadow:var(--shadow-md);animation:float 3s ease-in-out infinite}.orb span{width:9px;height:9px;border-radius:50%;background:var(--honey);display:inline-block;margin:2px;animation:pulse 1.2s ease-in-out infinite}.orb span:nth-child(2){animation-delay:.18s}.orb span:nth-child(3){animation-delay:.36s}.step-track{display:flex;margin-top:36px;color:var(--muted);font-size:11px}.step-track div{min-width:88px;position:relative;padding-top:22px}.step-track div:before{content:"";position:absolute;top:7px;left:0;width:100%;height:2px;background:var(--line)}.step-track i{position:absolute;z-index:1;top:2px;left:50%;width:12px;height:12px;border-radius:50%;transform:translate(-50%);background:var(--line);box-shadow:0 0 0 5px var(--cream)}.step-track .is-done{color:var(--sage-deep);font-weight:700}.step-track .is-done i{background:var(--sage)}@keyframes float{50%{transform:translateY(-8px)}}@keyframes pulse{50%{opacity:.35;transform:scale(.7)}}.generation-page{min-height:calc(100vh - 64px);max-width:1060px;margin:auto;padding:60px 28px;display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:70px}.generation-visual{display:grid;place-items:center}.stacked-pages{width:min(320px,66vw);aspect-ratio:3/4;position:relative}.stacked-pages i{position:absolute;top:0;right:0;bottom:0;left:0;border-radius:18px;background:linear-gradient(150deg,#f3c48d,#e8996b 55%,var(--sage));box-shadow:var(--shadow-lg)}.stacked-pages i:nth-child(1){transform:rotate(-7deg) translate(-24px,8px);opacity:.38}.stacked-pages i:nth-child(2){transform:rotate(6deg) translate(18px,4px);opacity:.6}.stacked-pages i:nth-child(3){background:radial-gradient(circle at 45% 32%,rgb(255 244 200 / .95) 0 9%,transparent 10%),linear-gradient(150deg,var(--butter),var(--orange) 48%,var(--apricot))}.stacked-pages span{position:absolute;z-index:2;top:0;right:0;bottom:0;left:0;display:grid;place-items:center;color:#fff;font:700 46px/1 var(--serif);text-shadow:0 2px 12px rgb(90 60 40 / .3)}.generation-copy h1{margin:10px 0;font:700 clamp(30px,4.5vw,50px)/1.2 var(--serif)}.generation-copy>p{color:var(--ink-soft);max-width:440px;line-height:1.9;font-size:14px}.generation-steps{margin:32px 0}.generation-steps>div{display:flex;gap:14px;align-items:center;color:var(--muted);padding:9px 0;font-size:13px}.generation-steps i{width:26px;height:26px;border:1px solid var(--line);border-radius:50%;display:grid;place-items:center;font-style:normal;font-size:11px;background:#fff}.generation-steps .is-done{color:var(--sage-deep)}.generation-steps .is-done i{background:var(--sage);color:#fff;border-color:var(--sage)}.generation-steps .is-current{color:var(--honey-deep);font-weight:700}.generation-steps .is-current i{background:var(--honey);color:#fff;border-color:var(--honey);box-shadow:0 0 0 5px #e8895a24}.numeric-progress{height:6px;border-radius:10px;background:var(--line);position:relative}.numeric-progress span{height:100%;display:block;border-radius:10px;background:var(--honey);transition:width .4s}.numeric-progress b{position:absolute;right:0;top:13px;color:var(--muted);font-size:11px;font-weight:500}.error-page{min-height:calc(100vh - 64px);display:flex;flex-direction:column;justify-content:center;align-items:center;padding:30px;text-align:center}.error-page h1{font:700 clamp(26px,4.5vw,42px)/1.25 var(--serif);margin:10px}.error-page p{color:var(--ink-soft)}.error-page a{margin:12px;color:var(--honey-deep)}.action-required>div{display:flex;align-items:center;gap:16px}.action-required button{border:0;border-radius:999px;padding:12px 22px;background:var(--honey);color:var(--ink);font-weight:700;cursor:pointer}.action-required button:disabled{opacity:.6;cursor:wait}.error-symbol{width:58px;height:58px;border-radius:50%;background:var(--blush);color:var(--rose);display:grid;place-items:center;font:700 26px/1 serif}@media (max-width: 900px){.chat-layout{grid-template-columns:1fr}.side-nav{position:fixed;z-index:60;inset:0 auto 0 0;width:282px;transform:translate(-105%);transition:transform .25s ease;box-shadow:var(--shadow-lg)}.side-nav.is-open{transform:none}.side-nav__scrim{display:block;position:fixed;z-index:55;top:0;right:0;bottom:0;left:0;background:#4a3f3359}.chat-menu-btn{display:grid;place-items:center;position:fixed;z-index:50;top:12px;left:12px;width:38px;height:38px;border:1px solid var(--line);border-radius:12px;background:var(--paper);font-size:15px;cursor:pointer;box-shadow:var(--shadow-sm)}.chat-main .chat-shell{width:calc(100% - 16px);margin:8px auto}.chat-main .chat-shell{height:calc(100dvh - 16px)}.login-page--split{padding:18px}.login-shell{grid-template-columns:1fr;min-height:calc(100vh - 36px);border-radius:26px}.login-aside{display:none}.login-panel{min-height:calc(100vh - 36px);border-left:0;background:linear-gradient(#fffefac7,#fffbeef0),url(/assets/bg-hills.webp) center bottom / cover no-repeat}.child-workspace__grid{grid-template-columns:minmax(0,1fr) 220px}}@media (max-width: 760px){.site-header{height:58px;padding:0 14px}.site-header__meta,.site-header__account span{display:none}.archive-page{min-height:calc(100vh - 58px)}.child-picker{padding-top:56px}.child-grid{grid-template-columns:1fr 1fr;margin-top:32px}.child-card{min-height:200px;padding:20px 10px;border-radius:18px}.child-avatar,.child-card--new i{width:70px;height:70px}.child-avatar b{font-size:29px}.child-card strong{font-size:16px}.modal-backdrop{align-items:end;padding:0}.child-modal{width:100%;max-height:94vh;border-radius:24px 24px 0 0;padding:28px 20px}.profile-fields{grid-template-columns:1fr 1fr}.profile-fields label:first-child{grid-column:1 / -1}.birthday-picker__panel{left:-12px;right:-12px;width:auto}.wheel button{font-size:13px}.avatar-options{grid-template-columns:repeat(5,1fr)}.avatar-option{height:66px}.avatar-option small{display:none}.conversation-page{width:calc(100% - 16px);padding-top:8px}.conversation-childbar{margin-bottom:8px}.chat-shell{min-height:calc(100vh - 130px);border-radius:20px}.chat-shell>header{padding:18px 16px 15px}.message-stream{padding:22px 12px 24px}.chat-composer-wrap{padding:10px 12px 12px}.chat-bubble{max-width:90%;padding:13px 15px}.chat-bubble p{font-size:13px}.generation-chat-card{grid-template-columns:78px 1fr;gap:16px;padding:20px 16px}.book-pulse{width:62px}.nannan-run-portraits{width:70px;height:94px}.nannan-run-portrait{width:58px;height:74px;padding:5px;border-radius:16px}.markdown-content h1{font-size:20px}.markdown-content h2{font-size:16px}.markdown-content p,.markdown-content li{font-size:13px}.generation-chat-card h2{font-size:18px}.delivery-card--with-cover{min-height:0;padding-left:16px;padding-top:170px;text-align:center}.delivery-card--with-cover .delivery-card__cover{position:absolute;left:50%;top:16px;width:108px;transform:translate(-50%) rotate(-2deg)}.delivery-actions{flex-direction:column}.conversation-childbar nav button:first-child{display:none}.generation-page{grid-template-columns:1fr;gap:36px;padding-top:40px}.stacked-pages{width:min(220px,60vw)}.generation-copy{text-align:center}.generation-copy>p{margin-inline:auto}.generation-steps{text-align:left;max-width:300px;margin-inline:auto}.orb{width:108px;height:108px}.step-track div{min-width:62px;font-size:10px}.chat-home{min-height:100dvh;padding:58px 14px 10px;overflow-y:auto}.chat-home__inner{min-height:calc(100dvh - 68px)}.chat-home__logo{width:58px;height:58px;margin-bottom:10px}.chat-home h1{margin-bottom:16px;font-size:25px}.audience-switch{width:min(340px,100%);margin-bottom:18px}.audience-switch button{height:44px}.suggestions-panel{padding-inline:2px}.suggestions-panel>small{font-size:12px}.suggest-chips{gap:7px}.suggest-chips button{padding:9px 11px 9px 13px;font-size:13px}.chat-home .chat-composer-wrap--center{padding:16px 2px 2px}.chat-home .chat-composer{padding:12px 10px 9px 13px;border-radius:20px}.chat-home .chat-composer textarea{height:58px}.chat-composer__bar{gap:5px}.service-modes{flex:1}.service-modes button{padding-inline:7px;font-size:12px}.child-select__chip{padding-inline:8px}.chat-home--child{padding-top:58px}.chat-home__inner--child{min-height:calc(100dvh - 68px)}.chat-home--child .audience-switch{margin-bottom:12px}.child-space--welcome{justify-content:flex-start;padding-top:2px}.child-space__welcome{grid-template-columns:105px minmax(0,1fr);gap:8px}.nannan-character{max-height:150px}.nannan-bubble{padding:15px 16px;border-radius:18px}.nannan-bubble:before{left:-8px;width:14px;height:14px}.nannan-bubble h2{font-size:18px}.nannan-bubble p{margin-top:4px;font-size:11px}.child-activity-grid{grid-template-columns:1fr;gap:9px;margin-top:12px}.child-activity-grid>button{min-height:65px;padding:10px 13px;border-radius:16px}.child-activity-grid>button>i{width:48px;height:48px;border-radius:13px}.child-activity-grid strong{font-size:15px}.child-space--empty{flex-direction:column;gap:10px}.child-space--empty>img{width:170px}.child-space--empty .nannan-bubble{width:100%;text-align:center}.child-space--empty .nannan-bubble:before{left:50%;top:-8px;border:0;border-left:1px solid #ecd9ca;border-top:1px solid #ecd9ca}.child-workspace>header{gap:10px;margin-bottom:8px}.child-workspace__grid{display:grid;grid-template-columns:1fr;grid-template-areas:"guide" "main";gap:10px}.child-guide-card{min-height:112px;flex-direction:row;align-items:center;justify-content:flex-start;padding:10px 12px;border-radius:19px}.child-guide-card>img{width:90px;height:90px;flex:none}.child-guide-card .nannan-bubble{flex:1;margin:0 0 0 4px;padding:12px 13px}.child-guide-card .nannan-bubble:before{left:-7px;top:40%;border:0;border-left:1px solid #ecd9ca;border-bottom:1px solid #ecd9ca}.drawing-studio{min-height:470px;height:auto;padding:9px;border-radius:19px}.drawing-toolbar{align-items:flex-start;margin-bottom:8px}.drawing-pens{gap:1px}.drawing-pens>button{width:30px;height:43px}.drawing-pen{width:12px;height:31px}.drawing-toolbar__actions{flex-direction:column;align-items:stretch}.drawing-toolbar__actions>button{height:34px;padding-inline:9px;font-size:11px}.drawing-canvas-wrap{min-height:330px}.drawing-canvas-wrap canvas{height:100%}.drawing-template-picker__grid{grid-template-columns:repeat(5,minmax(0,1fr));max-height:244px}.child-coming-soon{min-height:360px;border-radius:19px}}@media (prefers-reduced-motion: reduce){*,*:before,*:after{scroll-behavior:auto!important;animation:none!important;transition:none!important}}.book-return{max-width:1180px;padding:18px 24px 0;margin:auto}.book-return a{display:inline-flex;align-items:center;justify-content:center;min-height:40px;padding:8px 16px;border:1px solid #ecd8bd;border-radius:999px;background:#fffefa;color:#6c4b35;font-size:12px;font-weight:700;text-decoration:none;box-shadow:0 4px 14px #7c502b14;transition:.15s ease}.book-return a:hover{border-color:#f19145;color:#bd5e20;transform:translateY(-1px)}.side-child>a.side-child__resume{text-decoration:none}.chat-cancel{margin-top:10px;padding:4px 14px;border-radius:999px;border:1px solid rgba(0,0,0,.14);background:transparent;font-size:13px;color:inherit;cursor:pointer}.chat-cancel:disabled{opacity:.5;cursor:default}.markdown-message{overflow-wrap:anywhere}.markdown-message pre{overflow-x:auto;max-width:100%;padding:10px 12px;border-radius:10px;background:#0000000d;font-size:.86em}.markdown-message code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace}.markdown-message blockquote{display:block;align-self:start;margin:0;padding:0 0 0 12px;border-left:3px solid var(--honey, #e8b96a);border-radius:0;background:transparent;color:inherit;opacity:.85;white-space:normal;font:inherit}.audience-switch{width:min(264px,100%);margin-bottom:20px;padding:3px}.audience-switch button{height:38px;gap:6px;font-size:13px}.audience-role-icon,.audience-role-icon .child-avatar{width:22px;height:22px}.audience-role-icon>svg{width:15px;height:15px}.chat-home--child-active{padding-top:14px;padding-bottom:14px}.chat-home--child-active .chat-home__inner--child{min-height:calc(100dvh - 28px)}.chat-home--child-active .child-workspace>header{min-height:46px;margin-bottom:9px}.learning-room{height:100%;min-height:0;overflow-y:auto;padding:24px;border:1px solid #e8e1d8;border-radius:24px;background:#fffdfa;box-shadow:0 12px 32px #6544290e}.learning-room--menu{display:flex;flex-direction:column;justify-content:center}.learning-room__intro small{color:#b17d60;font-size:11px;font-weight:700;letter-spacing:.1em}.learning-room__intro h3{margin:5px 0 3px;font:700 clamp(22px,2.2vw,29px)/1.3 var(--serif)}.learning-room__intro p{margin:0;color:var(--muted);font-size:12px}.learning-room__levels{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin-top:23px}.learning-room__level-heading{display:flex;align-items:baseline;justify-content:space-between;gap:6px;margin-bottom:10px;padding:0 2px}.learning-room__level-heading span{font-size:13px;font-weight:800;color:var(--ink)}.learning-room__level-heading small{font-size:10px;color:var(--muted)}.learning-room__cards{display:flex;flex-direction:column;gap:9px}.learning-card{width:100%;min-height:91px;display:flex;align-items:center;gap:12px;padding:9px 13px;border:1px solid #e9e3dd;border-radius:17px;background:#fff;text-align:left;cursor:pointer;transition:transform .16s ease,border-color .16s ease,box-shadow .16s ease}.learning-card:hover{transform:translateY(-2px);border-color:#d7bb9f;box-shadow:0 8px 20px #65442916}.learning-card:focus-visible,.learning-play__choices button:focus-visible{outline:3px solid #b9d6f1;outline-offset:2px}.learning-card img{width:66px;height:66px;flex:none;object-fit:contain}.learning-card>span{min-width:0;flex:1}.learning-card strong{display:block;color:var(--ink);font:700 16px/1.35 var(--serif)}.learning-card small{display:block;margin-top:4px;color:var(--muted);font-size:11px;line-height:1.35}.learning-card svg{width:16px;height:16px;flex:none;fill:none;stroke:#b3a99f;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.learning-room__parent-note{margin:18px 2px 0;color:#938b82;font-size:10px;line-height:1.55}.learning-room--play{display:flex;flex-direction:column}.learning-play__top{display:flex;align-items:center;justify-content:space-between;gap:8px;color:var(--ink);font-size:13px;font-weight:750}.learning-play__top button{min-height:35px;border:0;background:transparent;color:#967d68;font-size:25px;line-height:1;cursor:pointer}.learning-play__top button span{margin-left:3px;font-size:12px;font-weight:650;vertical-align:3px}.learning-play__top small{color:var(--muted);font-size:11px}.learning-play__body{width:min(590px,100%);flex:1;display:flex;flex-direction:column;align-items:center;margin:0 auto;padding:14px 0 0}.learning-play__progress{width:100%;height:5px;overflow:hidden;border-radius:8px;background:#f0ebe5}.learning-play__progress i{display:block;height:100%;border-radius:inherit;background:#db9e74;transition:width .22s ease}.learning-play__prompt{margin:24px 0 0;color:var(--ink-soft);font-size:15px;line-height:1.6;text-align:center}.learning-play__focus{min-height:145px;display:grid;place-items:center;padding:15px;color:#5b493e;font:750 clamp(38px,5vw,63px)/1.2 var(--serif);text-align:center}.learning-dots{max-width:230px;display:flex;flex-wrap:wrap;justify-content:center;gap:13px}.learning-dots i{width:41px;height:41px;border-radius:50%;background:#e9a27d;box-shadow:inset -4px -5px 8px #8f533429}.learning-play__listen{display:inline-flex;align-items:center;gap:6px;min-height:34px;padding:0 11px;border:1px solid #e8ddd2;border-radius:999px;background:#fff;color:#9b775e;font-size:11px;font-weight:700;cursor:pointer}.learning-play__listen svg{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.learning-play__choices{width:100%;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin-top:26px}.learning-play__choices button{min-height:58px;padding:8px;border:1px solid #e5ded6;border-radius:15px;background:#fff;color:var(--ink);font:700 clamp(17px,2vw,24px)/1.25 var(--serif);cursor:pointer;transition:.15s ease}.learning-play__choices button:not(:disabled):hover{border-color:#dcb28e;background:#fff9f3}.learning-play__choices button.is-correct{border-color:#91bea5;background:#eaf6ef;color:#3e7c60}.learning-play__choices button.is-wrong{border-color:#dfb09b;background:#fff1e9;color:#ad705a}.learning-play__choices button:disabled{cursor:default}.learning-play__feedback{width:100%;min-height:66px;display:flex;align-items:center;justify-content:space-between;gap:9px;margin-top:14px;color:#6c866e;font-size:13px;font-weight:700}.learning-play__feedback button,.learning-finish button{min-height:40px;padding:0 16px;border:0;border-radius:12px;background:#55463d;color:#fff;font-size:12px;font-weight:700;cursor:pointer}.learning-finish{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center}.learning-finish img{width:150px;height:150px;object-fit:contain}.learning-finish h3{margin:0;font:700 25px/1.4 var(--serif)}.learning-finish p{max-width:330px;margin:6px 0 19px;color:var(--muted);font-size:12px}.learning-finish>div{display:flex;gap:8px}.learning-finish button:nth-child(2){border:1px solid #e6ddd4;background:#fff;color:var(--ink-soft)}@media (max-width: 760px){.audience-switch{width:min(248px,100%);margin-bottom:13px}.audience-switch button{height:36px}.chat-composer__bar{flex-wrap:wrap}.chat-composer__bar .service-modes{order:3;flex:0 0 100%;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:2px;overflow:visible;padding:2px 0 0}.chat-composer__bar .service-modes button{min-width:0;justify-content:center;padding:0 3px;font-size:11px}.chat-composer__bar .service-modes svg{width:15px;height:15px}.chat-composer__bar .composer-attach{margin-left:auto}.chat-home--child-active{padding-top:54px;padding-bottom:9px}.chat-home--child-active .chat-home__inner--child{min-height:calc(100dvh - 63px)}.chat-home--child-active .child-workspace__grid{display:flex;flex:none;flex-direction:column;gap:10px}.chat-home--child-active .child-workspace__grid>main{min-height:0}.chat-home--child-active .child-guide-card{align-self:start;min-height:92px}.chat-home--child-active .child-guide-card>img{width:76px;height:76px}.learning-room{height:auto;min-height:510px;overflow:visible;padding:17px 14px;border-radius:19px}.learning-room--menu{justify-content:flex-start}.learning-room--play{min-height:440px}.learning-room__levels{grid-template-columns:1fr;gap:18px;margin-top:17px}.learning-card{min-height:73px}.learning-card img{width:53px;height:53px}.learning-play__focus{min-height:132px}.learning-play__choices{gap:7px}.learning-play__choices button{min-height:56px;font-size:17px}}.chat-bubble.is-stopped{opacity:.86}.chat-bubble.is-failed{border-color:#b43c2859}.message-error,.message-stopped{display:block;margin-top:6px;font-size:.82em;opacity:.75}.stream-caret{display:inline-block;width:2px;height:1em;margin-left:2px;background:currentColor;animation:stream-caret-blink 1s steps(2,start) infinite;vertical-align:text-bottom}@keyframes stream-caret-blink{to{visibility:hidden}}.stream-resume-card,.story-actions{margin-top:10px}.stream-resume-card{padding:12px 14px;border:1px dashed rgba(0,0,0,.2);border-radius:14px}.stream-resume-card strong{display:block;margin-bottom:4px}.stream-resume-card button,.story-actions button{border:none;border-radius:999px;padding:8px 16px;background:var(--honey, #e8b96a);color:#fff;cursor:pointer;font-weight:600}.stream-resume-card button:disabled,.story-actions button:disabled{opacity:.55;cursor:default}.story-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.story-actions__ghost{background:transparent!important;color:inherit!important;border:1px solid rgba(0,0,0,.25)!important}.story-actions small{opacity:.7}.chat-composer__send:disabled{opacity:.45;cursor:default}.markdown-message .markdown-table-wrap{overflow-x:auto;max-width:100%}