.shelf-h1-soft{color:var(--muted-foreground)}.shelf-search{border:1px solid color-mix(in oklch, var(--link) 35%, var(--border));background:var(--background);color:var(--muted-foreground);transition:border-color .2s,box-shadow .2s}.shelf-search:focus-within{border-color:var(--link);box-shadow:0 0 0 3px color-mix(in oklch, var(--link) 25%, transparent);color:var(--foreground)}.shelf-search input{color:var(--foreground)}.shelf-search input:focus-visible{outline:none}.shelf-card[data-chapter=ai]{--from:var(--journey-1);--to:var(--journey-2)}.shelf-card[data-chapter=pipelines]{--from:var(--journey-2);--to:var(--journey-4)}.shelf-card[data-chapter=analytics]{--from:var(--journey-3);--to:var(--journey-5)}.shelf-more{background:var(--primary);color:var(--primary-foreground);box-shadow:inset 0 1px 0 color-mix(in oklch, var(--sky) 60%, transparent), 0 10px 40px -14px color-mix(in oklch, var(--sky) 80%, transparent);transition:box-shadow .2s,transform .2s}.shelf-more:hover,.shelf-more:focus-visible{box-shadow:inset 0 1px 0 color-mix(in oklch, var(--sky) 70%, transparent), 0 12px 48px -10px color-mix(in oklch, var(--sky) 95%, transparent);transform:translateY(-1px)}@media (prefers-reduced-motion:no-preference){.shelf-more:not([aria-expanded=true]) .shelf-more-arrow{animation:2.4s ease-in-out infinite shelf-nudge}}@keyframes shelf-nudge{0%,60%,to{translate:0}30%{translate:0 3px}}.shelf-card{transition:transform .2s}.shelf-card:hover,.shelf-card:focus-visible{transform:translateY(-2px)}.shelf-card--story{--pj:var(--award)}.shelf-story-chip{color:var(--award);border:1px solid color-mix(in oklch, var(--award) 45%, transparent)}.shelf-tools{color:var(--card-text-soft)}.shelf-matched{color:var(--link)}.shelf-count{color:var(--foreground);border:1px solid color-mix(in oklch, var(--sky) 55%, var(--border));background:color-mix(in oklch, var(--sky) 12%, transparent)}.shelf-story{--from:var(--journey-1);--to:var(--journey-3)}.shelf-story-number{background:linear-gradient(100deg, var(--foreground) 30%, var(--sky));color:#0000;-webkit-background-clip:text;background-clip:text}.shelf-read{color:var(--foreground)}.shelf-none{--from:var(--journey-2);--to:var(--journey-4)}.shelf-layer{width:calc(84% + var(--i) * 8%)}.shelf-layer a{border:1px solid color-mix(in oklch, var(--sky) 30%, var(--border));background:radial-gradient(ellipse 90% 90% at 50% 0%, var(--journey-2), var(--journey-4));box-shadow:inset 0 1px 0 color-mix(in oklch, var(--sky) 45%, transparent);transition:border-color .2s,transform .2s}.shelf-layer a .text-muted-foreground{color:var(--card-text-soft)}.shelf-layer a:hover,.shelf-layer a:focus-visible{border-color:var(--sky);transform:translateY(-1px)}.shelf-layer-count{color:var(--pj)}@media (prefers-reduced-motion:no-preference){.shelf-layer a{animation:4.5s ease-in-out infinite shelf-rise;animation-delay:calc((2 - var(--i)) * .7s)}}@keyframes shelf-rise{0%,45%,to{border-color:color-mix(in oklch, var(--sky) 30%, var(--border))}15%{border-color:var(--sky);box-shadow:inset 0 1px 0 var(--sky), 0 0 24px -8px var(--sky)}}@media (max-width:1023px){[data-active] .shelf-stack-wrap{display:none}}.shelf-filter{border:1px solid color-mix(in oklch, var(--link) 35%, var(--border));background:color-mix(in oklch, var(--card) 70%, transparent);color:var(--foreground)}.shelf-filter:hover,.shelf-filter:focus-visible{border-color:var(--link)}.shelf-filter-n{background:var(--link);color:var(--background)}.shelf-clear{color:var(--link)}.shelf-pop{border:1px solid color-mix(in oklch, var(--link) 35%, var(--border));background:linear-gradient(var(--card), var(--card)), var(--background);width:min(24rem,100vw - 2rem);max-height:min(80dvh,40rem);color:var(--foreground);box-shadow:0 30px 80px -30px color-mix(in oklch, var(--link) 50%, transparent);border-radius:1.25rem;padding:0;overflow:hidden}.shelf-pop:popover-open{flex-direction:column;display:flex}.shelf-pop::backdrop{background:color-mix(in oklch, var(--background) 40%, transparent)}.shelf-pop-body{overscroll-behavior:contain;scrollbar-gutter:stable;scrollbar-width:thin;scrollbar-color:color-mix(in oklch, var(--link) 55%, transparent) transparent;flex:1;min-height:0;overflow-y:auto}.shelf-pop-foot{border-top:1px solid color-mix(in oklch, var(--link) 20%, var(--border))}@media (max-width:639px){.shelf-pop{border-radius:1.25rem 1.25rem 0 0;width:100%;margin:0;inset:auto 0 0}}@media (min-width:640px){.shelf-pop{border-right:0;border-radius:1.25rem 0 0 1.25rem;width:min(24rem,100vw - 2rem);height:100dvh;max-height:none;margin:0;inset:0 0 0 auto}}.shelf-sec{--sec:var(--sky);background:linear-gradient(var(--card), var(--card)), var(--background)}.shelf-sec[data-lens=tech]{--sec:var(--tone-violet)}.shelf-sec-pill{color:var(--sec);border:1px solid color-mix(in oklch, var(--sec) 60%, transparent);background:color-mix(in oklch, var(--sec) 14%, transparent);box-shadow:0 0 24px -6px color-mix(in oklch, var(--sec) 60%, transparent);position:relative;overflow:hidden}.shelf-sec-pill:after{content:"";pointer-events:none;background:linear-gradient(110deg, transparent 35%, color-mix(in oklch, var(--sec) 55%, transparent) 50%, transparent 65%);background-position:100% 0;background-size:300% 100%;position:absolute;inset:0}@media (prefers-reduced-motion:no-preference){.shelf-sec-pill:after{animation:6s ease-in-out infinite award-shine}.shelf-sec[data-lens=tech] .shelf-sec-pill:after{animation-delay:3s}}.shelf-sec-n{opacity:.8}.shelf-sec-jump{--sec:var(--sky);color:var(--sec)}.shelf-sec-jump[data-lens=tech]{--sec:var(--tone-violet)}.shelf-check{cursor:pointer;transition:background-color .15s}.shelf-check:hover:not([data-off]){background:color-mix(in oklch, var(--link) 12%, transparent)}.shelf-check input{accent-color:var(--link);cursor:inherit}.shelf-check:has(input:checked){font-weight:600}.shelf-chip-n{opacity:.75}.shelf-check[data-off]{opacity:.4;cursor:not-allowed}.shelf-done{background:var(--primary);color:var(--primary-foreground)}