/* UP / youth experience. Original brand assets remain unchanged. */
:root{--paper:#f5f7fc;--cream:#fff;--ink:#1c2942;--muted:#657189;--line:#e1e6f0;--brand:#364f91;--red:#d20011;--green:#d9ecae;--sans:"PingFang SC","Microsoft YaHei",system-ui,sans-serif;--serif:var(--sans);--radius:22px;--shadow:0 10px 35px #24375c07}
html{scroll-behavior:auto;scroll-padding-top:100px}body{font-size:15px;line-height:1.7;letter-spacing:0;background:var(--paper)}[hidden]{display:none!important}h1,h2,h3{letter-spacing:-.035em;line-height:1.35}h1{font-size:clamp(32px,3.7vw,52px)}h2{font-size:28px}h3{font-size:20px}.serif{font-family:var(--sans);font-weight:700}.wrap{width:min(1240px,100% - 80px);max-width:none;padding:0;margin:auto}.ui-icon{width:22px;height:22px;flex:none;vertical-align:middle;display:inline-block}.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}button,a{-webkit-tap-highlight-color:transparent}button:disabled{opacity:.55;cursor:wait}a,button{touch-action:manipulation}a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid #536bce;outline-offset:4px}h1:focus{outline:none}.button,.button.small,.buttons .button{min-height:44px;gap:10px;border:1px solid var(--line);border-radius:12px;padding:12px 18px;background:#fff;color:var(--ink);font-size:14px;font-weight:650;box-shadow:none;transition:background .16s,border-color .16s,transform .16s}.button.small{padding:9px 14px}.button.primary,.button.dark,.button.red-bg{background:var(--brand);border-color:var(--brand);color:#fff}.button.text{background:transparent;border-color:transparent;color:var(--muted);padding-left:10px;padding-right:10px}.button .ui-icon{width:18px;height:18px}.button:hover{transform:none}.buttons{gap:10px}.chip{min-height:40px;background:#fff;border-color:var(--line);color:var(--muted);border-radius:11px;padding:8px 15px;font-size:13px}.chip.active{background:#e7ecfa;border-color:#c5d0ed;color:var(--brand)}.tag,.tag.green{border-radius:7px;padding:4px 9px;background:#eef1f9;color:#405279;font-size:11px}.y-kicker{display:flex;align-items:center;gap:9px;font-size:12px;font-weight:650;letter-spacing:.07em;color:var(--brand)}.eyebrow{font-size:11px;letter-spacing:.1em;color:var(--brand)}.eyebrow:before{width:5px;height:5px}.hint{color:var(--muted);font-size:12px;line-height:1.8}.y-text-link{display:inline-flex;align-items:center;gap:9px;min-height:44px;font-size:14px;font-weight:600;color:var(--brand)}.y-text-link .ui-icon{width:18px;height:18px}.y-icon-button{width:44px;height:44px;border:1px solid var(--line);border-radius:12px;display:inline-flex;align-items:center;justify-content:center;background:#fff;color:var(--ink);flex:none}.y-icon-button .ui-icon{width:20px;height:20px}.y-icon-tile{width:48px;height:48px;border-radius:15px;display:grid;place-items:center;flex:none;background:#eef1f9;color:var(--brand)}.y-icon-tile .ui-icon{width:25px;height:25px}.lilac{background:#ece8fb}.sky{background:#e4f2fc}.lime{background:#e8f2d7}.peach{background:#fff0e6}
/* One navigation, on desktop and at thumb height on mobile. */
.site-header{position:sticky;top:0;z-index:40;display:flex;flex-wrap:nowrap;align-items:center;justify-content:space-between;height:82px;min-height:0;width:100%;max-width:none;margin:0;padding:0 max(32px,calc((100vw - 1320px)/2));gap:24px;border-bottom:1px solid #e1e6f0;background:#fcfdff}.brand{gap:10px;font-size:20px;line-height:1.2}.brand img{width:38px;height:32px;object-fit:contain}.brand small{font-size:10px;margin-top:5px;color:var(--muted);letter-spacing:.12em;font-weight:500}.site-header nav{position:static;order:0;width:auto;display:flex;gap:7px;overflow:visible;align-items:center;padding:0;margin:0}.site-header nav a{display:flex;align-items:center;gap:7px;min-height:44px;padding:10px 15px;border-radius:12px;font-size:14px;font-weight:600;white-space:nowrap;color:var(--muted)}.site-header nav a .ui-icon{width:19px;height:19px}.site-header nav a span{color:inherit}.site-header nav a.active{background:#eaf0fc;color:var(--brand)}.site-header nav a.active:after{display:none}.header-actions{gap:0;font-size:13px}.header-actions #account-login{padding:10px 17px;white-space:nowrap}.account-button{max-width:184px;gap:9px!important;background:transparent!important;color:var(--ink)!important;border-color:transparent!important;padding:5px 9px!important}.account-button #account-label{max-width:115px;white-space:nowrap;text-overflow:ellipsis;overflow:hidden;font-size:13px}.account-avatar{background:#e5eafb!important;color:var(--brand)!important;width:32px!important;height:32px!important}.account-popover{top:calc(100% + 12px);border:1px solid var(--line);box-shadow:0 12px 35px #21315618;background:#fff;border-radius:15px;min-width:200px;padding:7px}.account-popover a,.account-popover button{min-height:44px;display:flex;align-items:center;padding:9px 13px;border-radius:9px;font-size:14px}.site-footer{width:min(1240px,100% - 80px);margin:65px auto 0;padding:28px 0 35px;border-top:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;gap:20px;font-size:12px;color:var(--muted)}.site-footer strong{font-size:14px;color:var(--brand)}.site-footer .footer-links{display:flex;gap:24px;font-size:12px}.site-footer .footer-links a{padding:8px 0}.site-footer p{display:none}#main{min-height:calc(100svh - 230px)}.y-route-loading{height:3px;position:fixed;inset:0 0 auto;z-index:100;background:linear-gradient(90deg,#364f91,#8eb7ff,#b5e96c);transform-origin:left;animation:route-progress 1.8s ease-out infinite}.y-route-pending{pointer-events:none;opacity:.65}.y-enter{animation:page-enter .22s ease-out}.y-page-head{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:48px 0 30px}.y-page-head h1{font-size:clamp(30px,3.2vw,44px);margin:13px 0 10px}.y-page-head p{font-size:15px;line-height:1.85}.y-page-head>.button{flex:none}.page-heading{padding:40px 0 25px}.page-heading h1{font-size:clamp(30px,3.5vw,46px);margin:13px 0}.page-heading>p{font-size:15px;line-height:1.85;max-width:740px}.section{padding:45px 0}.y-section-heading{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:21px}.y-section-heading h2{font-size:23px}.y-section-heading p{font-size:14px;margin-top:8px}.y-section-heading small{display:inline-flex;align-items:center;gap:6px;color:var(--muted);font-size:12px}.y-section-heading small .ui-icon{width:15px;height:15px}
/* A bright, graphic identity; no stock dashboard or manufactured achievements. */
.y-hero{display:grid;grid-template-columns:1fr 1fr;gap:40px;padding:60px 0 40px;align-items:center;min-height:570px}.y-hero-copy{padding:15px 0}.y-live-dot{height:7px;width:7px;background:#749f40;border-radius:50%;box-shadow:0 0 0 5px #e8f0da}.y-hero h1{font-size:clamp(64px,6.8vw,96px);line-height:1.13;letter-spacing:-.065em;margin:25px 0}.y-hero h1 span{color:var(--brand)}.y-hero-copy>p{font-size:18px;line-height:1.9;margin-bottom:30px;color:#526079}.y-hero .button{min-height:54px;padding:15px 24px;font-size:16px}.y-hero-sign{display:flex;gap:18px;align-items:center;font-size:12px;color:#778199;margin-top:34px}.y-hero-sign span{font-size:9px;letter-spacing:.13em;border-left:1px solid #ccd3e2;padding-left:18px}.y-ascent{position:relative;min-height:455px;border-radius:35px;background:radial-gradient(at 75% 8%,#e4f7ff 0,transparent 45%),linear-gradient(145deg,#e7eafc,#d5e2f7 70%,#d9eddd);overflow:hidden;isolation:isolate}.y-ascent-orbit{position:absolute;inset:42px -60px -100px 60px;border:1px solid #fff9;border-radius:50%;transform:rotate(-28deg)}.y-ascent-caption{position:absolute;top:28px;left:30px;font-size:12px;line-height:1.5;letter-spacing:.12em;color:#52668e;font-weight:650}.y-ascent-steps{position:absolute;bottom:70px;left:45px;right:55px;display:flex;align-items:end;gap:13px;transform:rotate(-10deg)}.y-ascent-steps i{width:33%;height:110px;border-radius:22px;background:linear-gradient(110deg,#9dacdf,#c6d0f7);box-shadow:7px 13px 0 #8298c51a,inset 2px 3px 0 #fff6;position:relative}.y-ascent-steps i:before{content:'';position:absolute;inset:0 0 auto;height:30px;background:#ffffff27;border-radius:22px 22px 50% 50%}.y-ascent-steps i:nth-child(2){height:190px;background:linear-gradient(110deg,#617dbd,#99b9e7)}.y-ascent-steps i:nth-child(3){height:280px;background:linear-gradient(110deg,#364f91,#6f97d3)}.y-ascent-arrow{position:absolute;width:115px;height:115px;right:54px;top:39px;border-radius:32px;background:#dcf2a9;display:grid;place-items:center;transform:rotate(-10deg);box-shadow:0 15px 25px #39568b10;animation:quiet-float 6s ease-in-out infinite}.y-ascent-arrow .ui-icon{width:65px;height:65px;color:#364f91;stroke-width:1.8}.y-ascent-note{position:absolute;bottom:24px;left:30px;right:30px;display:flex;align-items:center;justify-content:space-between;color:#344c7f;font-size:14px;font-weight:650}.y-ascent-note span{font-size:8px;letter-spacing:.12em;font-weight:500}.y-ascent-plus{position:absolute;font-size:50px;color:#ffffffb0;left:34px;top:120px;font-weight:300}.y-start{padding:32px 0 30px}.y-start>.y-section-heading{align-items:baseline}.y-start .y-section-heading>p{margin:0}.y-launch-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.y-launch{padding:26px 28px 23px;border-radius:var(--radius);position:relative;border:1px solid #ffffff7f;transition:transform .18s,box-shadow .18s}.y-launch .y-icon-tile{background:#fff9;margin-bottom:25px}.y-launch h3{font-size:24px;margin-bottom:9px}.y-launch>p{font-size:14px;color:#58617b}.y-launch-bottom{display:flex;align-items:center;justify-content:space-between;margin-top:28px;font-size:12px;color:#4d5c7a}.y-launch-bottom .ui-icon{width:19px}.y-belief{display:grid;grid-template-columns:1fr 1fr;gap:60px;padding:65px 0 10px;align-items:center}.y-belief h2{font-size:32px;line-height:1.5;margin-top:16px}.y-belief p{font-size:15px;line-height:1.95;margin-bottom:15px}
/* Personal space, ready before the slower connected learning service. */
.y-dashboard-grid{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:30px}.y-dashboard-grid>*,.y-learning-columns>*,.y-journal-layout>*{min-width:0}.y-continue{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px}.y-reading-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.y-continue .y-reading-grid{grid-template-columns:1fr}.y-reading-card{display:flex;align-items:center;gap:20px;min-width:0;padding:23px;background:#fff;border:1px solid var(--line);border-radius:18px;transition:border-color .16s,transform .16s}.y-continue .y-reading-card{padding:4px 0;border:0}.y-book-cover{width:82px;height:114px;flex:none;background:linear-gradient(150deg,#687aba,#354f90);border-radius:5px 13px 13px 5px;box-shadow:inset 6px 0 0 #253d7d4d,3px 4px 0 #d3dced;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:18px;color:white}.y-book-cover .ui-icon{width:30px;height:30px}.y-book-cover small{font-size:7px;letter-spacing:.12em;color:white!important}.y-reading-card>div{min-width:0}.y-reading-card small{font-size:11px;color:var(--muted)}.y-reading-card h3{font-size:19px;margin:8px 0;overflow-wrap:anywhere}.y-reading-card p{font-size:13px}.y-reading-card>div>span{display:flex;align-items:center;gap:20px;font-size:13px;font-weight:650;margin-top:14px;color:var(--brand)}.y-reading-card .ui-icon{width:17px}.y-daily-actions{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:18px 0 30px}.y-daily-actions>a{display:flex;gap:13px;align-items:center;border-radius:18px;background:#fff;border:1px solid var(--line);padding:19px}.y-daily-actions h3{font-size:16px}.y-daily-actions p{font-size:11px;margin-top:5px}.y-daily-actions>a>.ui-icon{margin-left:auto;width:17px}.y-daily-actions .y-icon-tile{width:42px;height:42px;border-radius:12px}.y-trail{padding:26px;background:#fff;border:1px solid var(--line);border-radius:var(--radius)}.y-trail ol{padding:0;margin:0;list-style:none}.y-trail li{display:grid;grid-template-columns:12px 82px 1fr;gap:13px;position:relative;padding:23px 0;border-bottom:1px solid #edf0f7}.y-trail li:last-child{border:0;padding-bottom:6px}.y-trail-dot{width:8px;height:8px;border-radius:50%;background:#8295cb;margin-top:6px;box-shadow:0 0 0 4px #eff2fb}.y-trail time{font-size:11px;color:var(--muted)}.y-trail small{font-size:11px;color:#70809d}.y-trail h3{font-size:18px;margin:7px 0}.y-trail p{font-size:13px;overflow-wrap:anywhere}.y-member-card{display:block;padding:24px;background:linear-gradient(135deg,#354f92,#5b76bc);border-radius:var(--radius);color:#fff;position:relative;overflow:hidden;box-shadow:0 12px 25px #364f9117}.y-member-top{display:flex;align-items:center;justify-content:space-between;font-size:9px;letter-spacing:.12em;color:#dce6ff}.y-member-person{display:flex;gap:14px;align-items:center;padding:32px 0}.y-member-person img,.y-avatar{width:55px;height:55px;border-radius:18px;object-fit:cover;background:#fff;color:var(--brand);display:grid;place-items:center;font-size:25px;flex:none}.y-member-person h2{font-size:24px;overflow-wrap:anywhere}.y-member-person p{font-size:12px;color:#d9e3fa;margin-top:6px}.y-member-bottom{display:flex;align-items:end;justify-content:space-between;gap:20px;border-top:1px solid #ffffff30;padding-top:17px}.y-member-bottom>span{font-size:12px;line-height:1.7;color:#e4edff}.y-member-bottom b{font-size:32px;font-weight:850;font-style:italic;line-height:1;letter-spacing:-.06em}.y-accumulation{padding:25px 5px}.y-accumulation h3{font-size:16px;margin-bottom:22px}.y-accumulation dl{margin:0;display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.y-accumulation dt{font-size:11px;color:var(--muted)}.y-accumulation dd{font-size:26px;color:var(--brand);margin:7px 0 0;font-weight:650;font-variant-numeric:tabular-nums}.y-accumulation dd small{font-size:10px;font-weight:400}.y-discovery-note{display:block;padding:24px;border-radius:20px;background:#e8edfa;position:relative}.y-discovery-note>.ui-icon:first-child{width:30px;height:30px;color:var(--brand);margin-bottom:20px}.y-discovery-note h3{font-size:20px;margin-bottom:10px}.y-discovery-note p{font-size:13px}.y-discovery-note>.ui-icon:last-child{margin-top:24px;color:var(--brand)}.y-skeleton{padding:20px;min-height:158px;border-radius:15px;background:#f2f5fa;display:flex;flex-direction:column;justify-content:center;gap:13px}.y-skeleton i{height:16px;background:linear-gradient(90deg,#e3e9f3,#f8faff,#e3e9f3);background-size:200% 100%;animation:shimmer 1.5s linear infinite;border-radius:6px;width:65%}.y-skeleton i:first-of-type{width:42%;height:24px}.y-skeleton i:last-child{width:80%}.y-empty{padding:30px 24px;text-align:center;color:var(--muted);font-size:14px;line-height:1.85;border:1px dashed #d9e0ee;border-radius:16px;background:#f8faff}.y-empty h3{font-size:19px;margin:12px 0;color:var(--ink)}.y-empty p{font-size:13px;margin:8px 0 18px}.y-empty .button{margin-top:10px}.y-empty-symbol{display:inline-grid;place-items:center;width:46px;height:46px;background:#e9eefb;color:var(--brand);border-radius:14px}.y-empty-large{padding:65px 24px}.y-empty-large>.ui-icon{width:40px;height:40px;color:#7d90be}.y-private-line{display:flex;gap:10px;align-items:center;margin:0 0 24px;font-size:12px;color:var(--muted)}.y-private-line small{display:flex;align-items:center;gap:5px;margin-left:auto;font-size:11px}.y-private-line .ui-icon{width:13px;height:13px}
/* Discovery and searchable, quiet directory. */
.y-discover-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.y-discover-card{display:block;padding:28px;border-radius:var(--radius);min-height:270px;position:relative;transition:transform .18s,box-shadow .18s}.y-discover-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:32px}.y-discover-top>span:last-child{font-size:12px;color:#64708b}.y-discover-top .y-icon-tile{background:#fff9}.y-discover-card h2{font-size:23px;max-width:230px;line-height:1.45}.y-discover-card p{font-size:13px;margin-top:14px;padding-right:13px}.y-discover-card>.ui-icon{position:absolute;bottom:24px;right:25px;width:19px;color:#687b9f}.y-notice{display:flex;align-items:center;justify-content:center;gap:12px;padding:35px 10px 0;color:var(--muted);font-size:14px}.y-space-toolbar{display:flex;align-items:center;gap:22px;margin:5px 0 30px}.y-search{display:flex;align-items:center;gap:12px;max-width:560px;width:100%;margin:0!important;padding:0 17px;height:50px;background:#fff;border:1px solid var(--line);border-radius:14px;color:#8793ab}.y-search input{border:0!important;background:transparent!important;padding:0!important;margin:0!important;box-shadow:none!important;font-size:14px;height:44px}.y-search input:focus{outline:none}.y-search:focus-within{outline:2px solid #8ca1d7;outline-offset:2px}.y-space-toolbar>span{font-size:12px;white-space:nowrap;color:var(--muted)}.y-space-group{margin:0 0 32px}.y-space-group>h2{font-size:19px;margin:0 0 16px}.y-space-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.y-space-card{padding:18px;background:#fff;display:flex;align-items:center;gap:12px;border:1px solid var(--line);border-radius:16px}.y-space-card .y-icon-tile{width:40px;height:40px;border-radius:12px}.y-space-card .y-icon-tile .ui-icon{width:21px;height:21px}.y-space-card>div{min-width:0}.y-space-card h3{font-size:16px}.y-space-card p{font-size:11px;margin-top:4px}.y-space-card>.ui-icon{width:16px;margin-left:auto;color:#8090b1}.y-directions{display:grid;grid-template-columns:repeat(6,1fr);gap:12px;margin-bottom:27px}.y-directions>a{display:flex;gap:10px;align-items:center;justify-content:center;min-height:56px;background:#fff;border:1px solid var(--line);border-radius:14px;color:var(--muted);font-size:15px}.y-directions>a[aria-current]{background:#e7edfb;border-color:#aebfe5;color:var(--brand);font-weight:650}.y-directions .ui-icon{width:21px}.y-growth-action{display:grid;grid-template-columns:1fr 1fr;gap:55px;align-items:center;border:1px solid var(--line);border-radius:24px;padding:38px;background:#fff}.y-growth-action h2{font-size:32px;margin:22px 0 15px;line-height:1.5}.y-growth-action p{font-size:15px;line-height:1.9}.y-resource-links{display:flex;gap:8px;flex-direction:column;margin-top:24px}.y-resource-links a{display:inline-flex;align-items:center;gap:12px;min-height:40px;font-size:13px;font-weight:600;color:var(--brand)}.y-resource-links .ui-icon{width:15px}.y-next-step{padding:32px;border-radius:20px;background:#eaf1dd}.y-next-step h3{font-size:23px;line-height:1.6;margin:18px 0}.y-next-step p{font-size:13px;margin-bottom:24px}.y-reflect{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:32px 5px}.y-reflect h3{font-size:19px;margin-bottom:8px}.y-reflect p{font-size:13px}
/* Learning is loaded independently, not a blocking wall of numbers. */
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/* Personal card: one task at a time, with explicit sharing. */
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/* Quiet immersive focus, with a compact reminder when leaving. */
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/* Retained discovery, profile and administration pages share the same system. */
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