@layer theme,base;@layer components{.fy-ds .page-guide .ga-steps{counter-reset:st;flex-direction:column;gap:0;display:flex}.fy-ds .page-guide .ga-step{grid-template-columns:34px minmax(0,1fr);gap:14px;padding-bottom:18px;display:grid;position:relative}.fy-ds .page-guide .ga-step:last-child{padding-bottom:0}.fy-ds .page-guide .ga-step:before{content:"";background:var(--border);border-radius:2px;width:2px;position:absolute;top:34px;bottom:2px;left:16px}.fy-ds .page-guide .ga-step:last-child:before{display:none}.fy-ds .page-guide .ga-step .n{background:var(--brand-soft);width:34px;height:34px;color:var(--brand-ink);z-index:1;border-radius:12px;place-items:center;font-size:14px;font-weight:800;display:grid;position:relative}.fy-ds .page-guide .ga-step b{color:var(--text-highlighted);margin-top:6px;font-size:15px;font-weight:600;display:block}.fy-ds .page-guide .ga-step p{color:var(--text-toned);margin-top:3px;font-size:14.5px;line-height:1.6}.fy-ds .page-guide .ga-tip{background:var(--accent-soft);color:var(--accent-ink);border-radius:16px;gap:10px;padding:14px 16px;font-size:14px;line-height:1.55;display:flex}.fy-ds .page-guide .ga-tip .i{flex-shrink:0;margin-top:2px}.fy-ds .page-guide .ga-tip span{color:var(--text-toned)}.fy-ds .page-guide .ga-tip b{color:var(--text-highlighted)}.fy-ds .page-guide .ga-faq{flex-direction:column;gap:8px;display:flex}.fy-ds .page-guide .ga-faq details{border:1px solid var(--border);background:var(--raised);border-radius:16px;overflow:hidden}.fy-ds .page-guide .ga-faq summary{color:var(--text-highlighted);cursor:pointer;align-items:center;gap:10px;padding:14px 16px;font-size:14.5px;font-weight:600;list-style:none;display:flex}.fy-ds .page-guide .ga-faq summary::-webkit-details-marker{display:none}.fy-ds .page-guide .ga-faq summary .chev{color:var(--text-dimmed);margin-left:auto;transition:transform .2s}.fy-ds .page-guide .ga-faq details[open] summary .chev{transform:rotate(180deg)}.fy-ds .page-guide .ga-faq details p{color:var(--text-toned);padding:0 16px 14px 42px;font-size:14px;line-height:1.6}.fy-ds .page-guide .ga-faq summary>.i:first-child{color:var(--brand)}.fy-ds .page-guide .ga-terms{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;display:grid}.fy-ds .page-guide .ga-terms div{border:1px solid var(--border);background:var(--raised);border-radius:16px;padding:14px 16px}.fy-ds .page-guide .ga-terms b{color:var(--text-highlighted);font-size:14.5px;display:block}.fy-ds .page-guide .ga-terms p{color:var(--text-muted);margin-top:3px;font-size:13.5px;line-height:1.5}.fy-ds .page-guide .ga-chips{flex-wrap:wrap;gap:6px;display:flex}.fy-ds .page-guide .ga-chip{background:var(--bg-muted);height:26px;color:var(--text-toned);border-radius:99px;align-items:center;gap:5px;padding:0 10px;font-size:12px;font-weight:600;display:inline-flex}.fy-ds .page-guide .ga-chip.school{background:var(--tint-emerald);color:#0e7a5f}.fy-ds .page-guide .ga-chip.self{background:var(--tint-violet);color:var(--brand-ink)}.fy-ds .page-guide .ga-chip.parent{background:var(--tint-amber);color:#8a5a00}.fy-ds .page-guide :root[data-theme=dark] .ga-chip.parent,.fy-ds .page-guide :root[data-theme=dark] .ga-chip.school,.fy-ds .page-guide :root[data-theme=dark] .ga-chip.self{color:var(--text-highlighted)}.fy-ds .page-guide .ga-shot{border:1px solid var(--border);background:var(--bg-muted);aspect-ratio:16/9.4;border-radius:20px;position:relative;overflow:hidden}.fy-ds .page-guide .ga-shot iframe{transform-origin:0 0;pointer-events:none;background:var(--page);border:0;width:1440px;height:846px;position:absolute;top:0;left:0}.fy-ds .page-guide .ga-shot .bar{z-index:2;background:color-mix(in srgb,var(--raised) 92%,transparent);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--border);height:30px;color:var(--text-dimmed);align-items:center;gap:6px;padding:0 12px;font-size:11.5px;display:flex;position:absolute;top:0;left:0;right:0}.fy-ds .page-guide .ga-shot .bar i{background:var(--border-accented);border-radius:99px;width:9px;height:9px}.fy-ds .page-guide .ga-shot .bar span{text-overflow:ellipsis;white-space:nowrap;margin-left:8px;overflow:hidden}.fy-ds .page-guide .ga-shot .frame-wrap{position:absolute;inset:30px 0 0;overflow:hidden}.fy-ds .page-guide .ga-shot .go{z-index:2;position:absolute;bottom:14px;right:14px;box-shadow:0 14px 30px -12px #17164a80}.fy-ds .page-guide .ga-shot .load{color:var(--text-dimmed);place-items:center;font-size:12.5px;display:grid;position:absolute;inset:30px 0 0}.fy-ds .page-guide .gd{background:var(--page);min-height:100svh;overflow-x:clip}.fy-ds .page-guide .gd-top{z-index:40;border-bottom:1px solid var(--border);background:color-mix(in srgb,var(--raised) 88%,transparent);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);align-items:center;gap:12px;height:64px;padding:0 20px;display:flex;position:sticky;top:0}.fy-ds .page-guide .gd-brand{letter-spacing:-.03em;color:var(--text-highlighted);white-space:nowrap;align-items:center;gap:8px;font-size:18px;font-weight:700;display:inline-flex}.fy-ds .page-guide .gd-brand svg{width:32px;height:32px;overflow:visible}.fy-ds .page-guide .gd-brand em{color:var(--brand);font-style:normal}.fy-ds .page-guide .gd-books{background:var(--bg-muted);border-radius:99px;gap:4px;padding:4px;display:flex}.fy-ds .page-guide .gd-books a{height:32px;color:var(--text-muted);white-space:nowrap;border-radius:99px;align-items:center;gap:6px;padding:0 14px;font-size:13px;font-weight:600;display:inline-flex}.fy-ds .page-guide .gd-books a[aria-current=true]{background:var(--raised);color:var(--text-highlighted);box-shadow:0 2px 8px -4px #0f172a4d}.fy-ds .page-guide .gd-search-btn{border:1px solid var(--border);background:var(--raised);width:min(320px,100%);height:38px;color:var(--text-dimmed);border-radius:12px;align-items:center;gap:8px;padding:0 8px 0 12px;font-size:13.5px;display:flex}.fy-ds .page-guide .gd-search-btn kbd{border:1px solid var(--border);color:var(--text-muted);border-radius:6px;margin-left:auto;padding:2px 6px;font:600 11px/1.4 inherit}.fy-ds .page-guide .gd-wrap{width:min(1280px,100% - 32px);margin:0 auto}.fy-ds .page-guide .gd-hero{text-align:center;isolation:isolate;padding:64px 0 40px;position:relative}.fy-ds .page-guide .gd-hero:before{content:"";z-index:-1;background:radial-gradient(520px 300px at 30% 10%,#5b5fef29,#0000 70%),radial-gradient(460px 280px at 75% 0,#ff9daa29,#0000 70%),radial-gradient(420px 240px at 55% 70%,#ffd86b24,#0000 70%);position:absolute;inset:-64px -50vw 0}.fy-ds .page-guide .gd-hero .mascot{width:72px;height:72px;margin:0 auto 14px}.fy-ds .page-guide .gd-hero .mascot svg{width:72px;height:72px;overflow:visible}.fy-ds .page-guide .gd-hero h1{letter-spacing:-.04em;color:var(--text-highlighted);font-size:clamp(34px,5vw,56px);font-weight:600;line-height:1.05}.fy-ds .page-guide .gd-hero h1 em{color:var(--brand);font-style:normal}.fy-ds .page-guide .gd-hero p{color:var(--text-muted);max-width:52ch;margin:12px auto 0;font-size:16px}.fy-ds .page-guide .gd-bigsearch{border:1px solid var(--border);background:var(--raised);width:min(620px,100%);height:58px;color:var(--text-dimmed);text-align:left;border-radius:20px;align-items:center;gap:10px;margin:26px auto 0;padding:0 10px 0 18px;font-size:15.5px;transition:border-color .2s;display:flex;box-shadow:0 24px 50px -30px #17164a73}.fy-ds .page-guide .gd-bigsearch:hover{border-color:var(--brand)}.fy-ds .page-guide .gd-bigsearch kbd{border:1px solid var(--border);color:var(--text-muted);border-radius:8px;margin-left:auto;padding:4px 8px;font:600 12px/1.3 inherit}.fy-ds .page-guide .gd-try{color:var(--text-dimmed);flex-wrap:wrap;justify-content:center;gap:6px;margin-top:14px;font-size:13px;display:flex}.fy-ds .page-guide .gd-try button{background:var(--bg-muted);color:var(--text-toned);border-radius:99px;padding:4px 10px;font-size:12.5px;font-weight:600}.fy-ds .page-guide .gd-try button:hover{background:var(--brand-soft);color:var(--brand-ink)}.fy-ds .page-guide .gd-bookcards{grid-template-columns:1fr 1fr;gap:18px;display:grid}.fy-ds .page-guide .gd-bookcard{border:1px solid var(--border);background:var(--raised);transition:transform .25s var(--ease-spring),box-shadow .25s;border-radius:28px;flex-direction:column;gap:14px;padding:26px;display:flex;position:relative;overflow:hidden}.fy-ds .page-guide .gd-bookcard:hover{transform:translateY(-3px);box-shadow:0 30px 60px -36px #17164a80}.fy-ds .page-guide .gd-bookcard .cover{background:var(--tint);opacity:.8;border-radius:40px;width:180px;height:180px;position:absolute;top:-20px;right:-20px;transform:rotate(12deg)}.fy-ds .page-guide .gd-bookcard .bi{background:var(--tint);width:52px;height:52px;color:var(--text-highlighted);border-radius:16px;place-items:center;display:grid;position:relative}.fy-ds .page-guide .gd-bookcard h2{letter-spacing:-.03em;color:var(--text-highlighted);font-size:26px;font-weight:600;position:relative}.fy-ds .page-guide .gd-bookcard>p{color:var(--text-muted);max-width:44ch;font-size:14.5px;line-height:1.55;position:relative}.fy-ds .page-guide .gd-bookcard ul{grid-template-columns:1fr 1fr;gap:6px 14px;list-style:none;display:grid;position:relative}.fy-ds .page-guide .gd-bookcard li{color:var(--text-toned);align-items:center;gap:7px;font-size:13px;display:flex}.fy-ds .page-guide .gd-bookcard li .i{color:var(--brand)}.fy-ds .page-guide .gd-bookcard .open{color:var(--brand);align-items:center;gap:6px;margin-top:4px;font-size:14px;font-weight:700;display:inline-flex;position:relative}.fy-ds .page-guide .gd-sec{margin-top:44px}.fy-ds .page-guide .gd-sec-h{justify-content:space-between;align-items:baseline;gap:12px;margin-bottom:14px;display:flex}.fy-ds .page-guide .gd-sec-h h3{letter-spacing:-.02em;color:var(--text-highlighted);font-size:20px;font-weight:600}.fy-ds .page-guide .gd-sec-h span{color:var(--text-dimmed);font-size:13px}.fy-ds .page-guide .gd-cards{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;display:grid}.fy-ds .page-guide .gd-card{border:1px solid var(--border);background:var(--raised);transition:border-color .2s,transform .2s var(--ease-spring);border-radius:20px;grid-template-columns:40px minmax(0,1fr);align-items:start;gap:12px;padding:16px;display:grid}.fy-ds .page-guide .gd-card:hover{border-color:var(--brand);transform:translateY(-2px)}.fy-ds .page-guide .gd-card .ci{background:var(--tint,var(--brand-soft));width:40px;height:40px;color:var(--text-highlighted);border-radius:13px;place-items:center;display:grid}.fy-ds .page-guide .gd-card b{color:var(--text-highlighted);font-size:14.5px;font-weight:600;line-height:1.35;display:block}.fy-ds .page-guide .gd-card small{color:var(--text-muted);margin-top:3px;font-size:12.5px;line-height:1.45;display:block}.fy-ds .page-guide .gd-card .meta{color:var(--text-dimmed);align-items:center;gap:6px;margin-top:8px;font-size:11.5px;display:flex}.fy-ds .page-guide .gd-start{grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;display:grid}.fy-ds .page-guide .gd-start a{background:var(--raised);border:1px solid var(--border);border-radius:22px;flex-direction:column;gap:10px;padding:18px;transition:border-color .2s;display:flex}.fy-ds .page-guide .gd-start a:hover{border-color:var(--brand)}.fy-ds .page-guide .gd-start .n{color:var(--brand);letter-spacing:.04em;font-size:12px;font-weight:800}.fy-ds .page-guide .gd-start b{color:var(--text-highlighted);font-size:15px}.fy-ds .page-guide .gd-start small{color:var(--text-muted);font-size:12.5px;line-height:1.45}.fy-ds .page-guide .gd-help{color:#fff;background:radial-gradient(300px 200px at 100% 0,#ffffff24,#0000 70%),linear-gradient(140deg,#6e72f5,#4447d6);border-radius:28px;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:18px;margin:48px 0 64px;padding:24px;display:grid}.fy-ds .page-guide .gd-help .mascot{background:#ffffff29;border-radius:20px;width:60px;height:60px;padding:6px}.fy-ds .page-guide .gd-help .mascot svg{width:48px;height:48px;overflow:visible}.fy-ds .page-guide .gd-help b{letter-spacing:-.02em;font-size:20px;font-weight:600;display:block}.fy-ds .page-guide .gd-help p{color:#ffffffd1;margin-top:3px;font-size:14px}.fy-ds .page-guide .gd-help .row{flex-wrap:wrap;gap:8px}.fy-ds .page-guide .gd-help .btn-on{color:#3c3fc4;background:#fff}.fy-ds .page-guide .gd-help .btn-ghost-on{color:#fff;background:#ffffff24}.fy-ds .page-guide .gd-layout{grid-template-columns:270px minmax(0,1fr);gap:40px;padding:28px 0 80px;display:grid}.fy-ds .page-guide .gd-layout.has-toc{grid-template-columns:270px minmax(0,1fr) 210px}.fy-ds .page-guide .gd-nav{align-self:start;max-height:calc(100svh - 110px);padding-right:6px;position:sticky;top:88px;overflow-y:auto}.fy-ds .page-guide .gd-nav h5{color:var(--text-highlighted);cursor:pointer;border-radius:10px;align-items:center;gap:8px;padding:8px 10px;font-size:13px;font-weight:700;display:flex}.fy-ds .page-guide .gd-nav h5:hover{background:var(--bg-muted)}.fy-ds .page-guide .gd-nav h5 .i{color:var(--brand)}.fy-ds .page-guide .gd-nav h5 .chev{color:var(--text-dimmed);margin-left:auto;transition:transform .2s}.fy-ds .page-guide .gd-nav .grp.shut h5 .chev{transform:rotate(-90deg)}.fy-ds .page-guide .gd-nav .grp.shut ul{display:none}.fy-ds .page-guide .gd-nav ul{border-left:1px solid var(--border);margin:2px 0 10px 17px;padding-left:10px;list-style:none}.fy-ds .page-guide .gd-nav li a{color:var(--text-muted);border-left:2px solid #0000;border-radius:9px;margin-left:-11px;padding:6px 10px;font-size:13px;line-height:1.35;display:block}.fy-ds .page-guide .gd-nav li a:hover{color:var(--text-highlighted);background:var(--bg-muted)}.fy-ds .page-guide .gd-nav li a[aria-current=page]{color:var(--brand-ink);background:var(--brand-soft);border-left-color:var(--brand);font-weight:600}.fy-ds .page-guide .gd-navbook{background:var(--raised);border:1px solid var(--border);border-radius:14px;align-items:center;gap:10px;margin-bottom:8px;padding:10px;display:flex}.fy-ds .page-guide .gd-navbook .bi{background:var(--tint);width:34px;height:34px;color:var(--text-highlighted);border-radius:11px;place-items:center;display:grid}.fy-ds .page-guide .gd-navbook b{color:var(--text-highlighted);font-size:13.5px;display:block}.fy-ds .page-guide .gd-navbook small{color:var(--text-dimmed);font-size:11.5px}.fy-ds .page-guide .gd-main{min-width:0}.fy-ds .page-guide .gd-crumbs{color:var(--text-dimmed);flex-wrap:wrap;align-items:center;gap:6px;font-size:12.5px;display:flex}.fy-ds .page-guide .gd-crumbs a:hover{color:var(--brand)}.fy-ds .page-guide .gd-art-h{margin-top:12px}.fy-ds .page-guide .gd-art-h .ai{background:var(--tint,var(--brand-soft));width:52px;height:52px;color:var(--text-highlighted);border-radius:16px;place-items:center;margin-bottom:14px;display:grid}.fy-ds .page-guide .gd-art-h h1{letter-spacing:-.035em;color:var(--text-highlighted);font-size:clamp(28px,3.4vw,40px);font-weight:600;line-height:1.12}.fy-ds .page-guide .gd-art-h .lead{color:var(--text-muted);max-width:62ch;margin-top:10px;font-size:17px;line-height:1.55}.fy-ds .page-guide .gd-art-h .ga-chips{margin-top:14px}.fy-ds .page-guide .gd-art{flex-direction:column;gap:28px;margin-top:26px;display:flex}.fy-ds .page-guide .gd-art h2{letter-spacing:-.02em;color:var(--text-highlighted);scroll-margin-top:90px;font-size:20px;font-weight:600}.fy-ds .page-guide .gd-art .intro{color:var(--text-toned);font-size:15.5px;line-height:1.7}.fy-ds .page-guide .gd-art section{flex-direction:column;gap:14px;display:flex}.fy-ds .page-guide .gd-vote{background:var(--bg-muted);border-radius:20px;flex-wrap:wrap;align-items:center;gap:12px;padding:16px 18px;display:flex}.fy-ds .page-guide .gd-vote b{color:var(--text-highlighted);margin-right:auto;font-size:14.5px}.fy-ds .page-guide .gd-vote button[aria-pressed=true]{border-color:var(--brand);background:var(--brand-soft);color:var(--brand-ink)}.fy-ds .page-guide .gd-vote .why{flex-wrap:wrap;flex-basis:100%;gap:6px;display:flex}.fy-ds .page-guide .gd-vote .why button{border:1px solid var(--border);background:var(--raised);height:30px;color:var(--text-toned);border-radius:99px;padding:0 12px;font-size:12.5px;font-weight:600}.fy-ds .page-guide .gd-pn{grid-template-columns:1fr 1fr;gap:12px;display:grid}.fy-ds .page-guide .gd-pn a{border:1px solid var(--border);background:var(--raised);border-radius:20px;flex-direction:column;gap:4px;padding:16px 18px;transition:border-color .2s;display:flex}.fy-ds .page-guide .gd-pn a:hover{border-color:var(--brand)}.fy-ds .page-guide .gd-pn a.next{text-align:right}.fy-ds .page-guide .gd-pn small{color:var(--text-dimmed);align-items:center;gap:4px;font-size:12px;display:inline-flex}.fy-ds .page-guide .gd-pn a.next small{justify-content:flex-end}.fy-ds .page-guide .gd-pn b{color:var(--text-highlighted);font-size:14.5px}.fy-ds .page-guide .gd-toc{flex-direction:column;align-self:start;gap:4px;display:flex;position:sticky;top:88px}.fy-ds .page-guide .gd-toc h6{letter-spacing:.06em;text-transform:uppercase;color:var(--text-dimmed);margin-bottom:6px;font-size:11px;font-weight:700}.fy-ds .page-guide .gd-toc a{border-left:2px solid var(--border);color:var(--text-muted);padding:5px 0 5px 12px;font-size:13px}.fy-ds .page-guide 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