.ziwei-learn-page.svelte-2030ni{gap:1rem;width:min(1180px,100vw - 2rem);margin:0 auto;padding:2rem 0 3rem;display:grid}.learn-header.svelte-2030ni{border:1px solid var(--ui-border);border-radius:var(--ui-radius-panel);background:var(--ui-panel);justify-content:space-between;align-items:center;gap:1rem;padding:1rem;display:flex}.learn-header.svelte-2030ni h1:where(.svelte-2030ni){color:var(--ui-heading);letter-spacing:0;margin-top:.25rem;font-size:clamp(2rem,5vw,3rem);font-weight:950;line-height:1.05}.learn-header.svelte-2030ni p:where(.svelte-2030ni){color:var(--ui-muted);margin-top:.55rem;font-size:.9rem;font-weight:740;line-height:1.65}.section-nav.svelte-2030ni{z-index:5;border:1px solid var(--ui-border);border-radius:var(--ui-radius-panel);background:color-mix(in srgb, var(--ui-panel) 92%, transparent);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);scrollbar-width:thin;gap:.4rem;padding:.45rem;display:flex;position:sticky;top:0;overflow-x:auto}.section-nav.svelte-2030ni a:where(.svelte-2030ni){border-radius:var(--ui-radius-control);color:var(--ui-text);white-space:nowrap;flex:none;padding:.55rem .7rem;font-size:.78rem;font-weight:900;line-height:1;text-decoration:none}.learn-toggle-button.svelte-2030ni{border:1px solid color-mix(in srgb, var(--ui-border) 80%, transparent);border-radius:var(--ui-radius-control);background:linear-gradient(180deg, var(--ui-surface), var(--ui-surface-raised));color:var(--ui-muted);transition:background .16s,border-color .16s,color .16s,box-shadow .16s,transform .12s;box-shadow:inset 0 1px #ffffff57,0 6px 14px #0f172a09}.learn-toggle-button.svelte-2030ni:hover{border-color:color-mix(in srgb, var(--ui-primary) 48%, var(--ui-border));background:linear-gradient(180deg, color-mix(in srgb, var(--ui-primary-soft) 62%, var(--ui-surface)), color-mix(in srgb, var(--ui-primary-soft) 84%, var(--ui-surface-muted)));color:var(--ui-primary-strong);box-shadow:0 10px 22px var(--ui-primary-tint);transform:translateY(-1px)}.section-nav.svelte-2030ni a:where(.svelte-2030ni):hover{background:var(--ui-surface);color:var(--ui-heading)}.teaching-grid.svelte-2030ni{align-items:start;gap:1rem;display:grid}.ziwei144-preview-tile.svelte-2030ni{background:var(--ui-surface-muted);border-radius:3px;height:.75rem}.ziwei144-preview-tile-primary.svelte-2030ni{background:var(--ui-primary-soft)}@media (width>=64rem){.teaching-grid.svelte-2030ni{grid-template-columns:repeat(3,minmax(0,1fr))}}@media (width<=48rem){.ziwei-learn-page.svelte-2030ni{width:min(100% - 1rem,1180px);padding-top:1rem}.learn-header.svelte-2030ni{flex-direction:column;align-items:stretch}}