body:has(.practice-route-shell){margin:0}.practice-route-shell,.practice-route-shell__main{--ps-canvas:var(--bg-app,#f5f6fa);--ps-panel:var(--bg-panel,#fff);--ps-text:var(--text-primary,#111827);--ps-muted:var(--text-secondary,#586376);--ps-border:var(--border-subtle,#e0e3eb);--ps-accent:#634bb4;color:var(--ps-text);background:var(--ps-canvas);font-family:Instrument Sans,Inter,system-ui,sans-serif;line-height:1.6}html[data-theme=dark] :is(.practice-route-shell,.practice-route-shell__main){--ps-canvas:var(--bg-app,#131313);--ps-panel:var(--bg-panel,#201f1f);--ps-text:var(--text-primary,#e5e2e1);--ps-muted:var(--text-secondary,#c2c6d6);--ps-border:var(--border-subtle,#3b3943);--ps-accent:#b9a8ff}.practice-route-shell{min-height:100dvh}.practice-route-shell *,.practice-route-shell__main *{box-sizing:border-box}.practice-shell-header{background:var(--ps-panel);border-bottom:1px solid var(--ps-border);justify-content:space-between;align-items:center;gap:20px;min-height:64px;padding:10px 28px;display:flex}.practice-shell-brand{letter-spacing:-.05em;color:var(--ps-text);font-size:26px;font-weight:600;text-decoration:none}.practice-shell-brand span{color:var(--ps-accent)}.practice-shell-header nav{flex-wrap:wrap;gap:8px 20px;display:flex}.practice-shell-header nav a{min-height:44px;color:var(--ps-muted);align-items:center;font-size:14px;text-decoration:none;display:inline-flex}.practice-shell-header nav a[aria-current]{color:var(--ps-accent)}.practice-route-shell__main{max-width:1440px;margin:auto;padding:28px}.practice-shell-heading h1{letter-spacing:-.03em;margin:0;font-size:28px;font-weight:600;line-height:1.25}.practice-shell-heading p{color:var(--ps-muted);margin:10px 0 0;font-size:14px}.practice-route-shell__main a{color:var(--ps-accent);text-underline-offset:3px}.practice-shell-guide{margin:12px 0 20px}.practice-shell-guide>summary{cursor:pointer;width:fit-content;min-height:44px;color:var(--ps-accent);padding:10px 0;font-size:13px;display:list-item}.practice-shell-guide__body{background:var(--ps-panel);border:1px solid var(--ps-border);overflow-wrap:anywhere;border-radius:20px;max-width:960px;padding:24px;font-size:14px}.practice-shell-guide__body h2{margin:24px 0 10px;font-size:20px;font-weight:600;line-height:1.4}.practice-shell-guide__body h3{font-size:16px;font-weight:500}.practice-shell-guide__body p{margin:8px 0 16px}.practice-shell-guide__body li{margin:8px 0}.practice-shell-guide__body li>span{color:var(--ps-muted);display:block}.practice-shell-guide__body nav{flex-wrap:wrap;gap:12px 20px;margin:20px 0;display:flex}.practice-shell-guide__body table{border-collapse:collapse;width:100%;font-size:13px}.practice-shell-guide__body th,.practice-shell-guide__body td{text-align:left;vertical-align:top;border-bottom:1px solid var(--ps-border);padding:8px}.practice-shell-toolbar{border:1px solid var(--ps-border);background:var(--ps-panel);color:var(--ps-muted);border-radius:14px;align-items:center;gap:8px;margin-bottom:20px;padding:14px 18px;font-size:13px;display:flex}.practice-shell-indicator{background:var(--ps-accent);border-radius:50%;width:7px;height:7px}.practice-shell-workspace{grid-template-columns:minmax(280px,.9fr) minmax(0,1.4fr);align-items:start;gap:24px;display:grid}.practice-shell-examples>h2{margin:0;font-size:16px;font-weight:500}.practice-shell-caption{color:var(--ps-muted);margin:6px 0 14px;font-size:12px}.practice-shell-card{border:1px solid var(--ps-border);background:var(--ps-panel);border-radius:18px;margin-bottom:12px;padding:18px}.practice-shell-meta{color:var(--ps-muted);flex-wrap:wrap;gap:8px;font-size:12px;display:flex}.practice-shell-card h3{margin:8px 0;font-size:15px;font-weight:500;line-height:1.5}.practice-shell-card p,.practice-shell-detail p{color:var(--ps-muted);margin:8px 0 0;font-size:14px}.practice-shell-detail{border:1px solid var(--ps-border);background:var(--ps-panel);border-radius:20px;padding:24px}.practice-shell-detail h2{letter-spacing:-.02em;margin:10px 0;font-size:22px;font-weight:500}.practice-shell-detail>a{align-items:center;gap:8px;min-height:44px;margin:16px 0;font-size:14px;display:inline-flex}.practice-route-shell :is(a,summary):focus-visible,.practice-route-shell__main :is(a,summary):focus-visible{outline:2px solid var(--ps-accent);outline-offset:4px;border-radius:4px}@media (width<=760px){.practice-shell-header{gap:12px;padding:10px 16px}.practice-shell-header nav{gap:12px}.practice-shell-header nav a{font-size:12px}.practice-route-shell__main{padding:20px 16px}.practice-shell-heading h1{font-size:24px}.practice-shell-workspace{grid-template-columns:minmax(0,1fr);gap:16px}.practice-shell-detail{grid-row:1;padding:18px}.practice-shell-guide__body{padding:16px}}@media (width<=400px){.practice-shell-header{flex-wrap:wrap}.practice-shell-brand{font-size:24px}}