.castle-hero-track{gap:var(--seed-dimension-x4);scroll-snap-type:x mandatory;scrollbar-width:none;-webkit-overflow-scrolling:touch;scroll-behavior:smooth;display:flex;overflow-x:auto}.castle-hero-track::-webkit-scrollbar{display:none}.castle-hero-track>*{scroll-snap-align:start;width:calc((100% - var(--seed-dimension-x4) * 2) / 3.4);flex:none}.castle-hero-track>:first-child{width:calc((100% - var(--seed-dimension-x4) * 2) / 3.4 * 1.4)}@media (max-width:1000px){.castle-hero-track>*,.castle-hero-track>:first-child{width:100%}}@media (prefers-reduced-motion:reduce){.castle-hero-track{scroll-behavior:auto}}.castle-grid-list{gap:var(--seed-dimension-x5) var(--seed-dimension-x4);grid-template-columns:repeat(4,minmax(0,1fr));display:grid}.castle-grid-3{gap:var(--seed-dimension-x5) var(--seed-dimension-x4);grid-template-columns:repeat(3,minmax(0,1fr));display:grid}@media (max-width:900px){.castle-grid-list,.castle-grid-3{gap:var(--seed-dimension-x4) var(--seed-dimension-x3);grid-template-columns:repeat(2,minmax(0,1fr))}}.castle-detail{gap:var(--seed-dimension-x8);padding:var(--seed-dimension-x6);grid-template-columns:minmax(0,1fr) 360px;display:grid}.castle-buy{top:calc(var(--seed-dimension-x16) + var(--seed-dimension-x5));border:1px solid var(--seed-color-stroke-neutral-weak);border-radius:var(--seed-radius-r4);padding:var(--seed-dimension-x5);box-shadow:var(--seed-shadow-s1);background:var(--seed-color-bg-layer-default);align-self:start;position:sticky}.castle-buy-bar{display:none}@media (max-width:1000px){.castle-detail{padding:0 var(--seed-dimension-x4) var(--seed-dimension-x4);grid-template-columns:minmax(0,1fr)}.castle-buy{display:none}.castle-buy-bar{z-index:45;background:var(--seed-color-bg-layer-default);border-top:1px solid var(--seed-color-stroke-neutral-weak);box-shadow:var(--seed-shadow-s2);padding:var(--seed-dimension-x3) var(--seed-dimension-x4) calc(var(--seed-dimension-x3) + env(safe-area-inset-bottom,0px));display:block;position:fixed;bottom:0;left:0;right:0}.castle-detail-page{padding-bottom:calc(var(--seed-dimension-x16) + var(--seed-dimension-x6) + env(safe-area-inset-bottom,0px))}body:has(.castle-detail-page) nav[aria-label=하단\ 메뉴]{display:none}}.castle-cover{aspect-ratio:16/9;border-radius:var(--seed-radius-r4);background:var(--seed-color-bg-neutral-inverted);position:relative;overflow:hidden}.castle-cover.book{aspect-ratio:4/5;max-width:360px}@media (max-width:1000px){.castle-cover{margin:0 calc(var(--seed-dimension-x4) * -1);border-radius:0}.castle-cover.book{border-radius:var(--seed-radius-r4);margin:0 auto}}.castle-dtitle{margin:var(--seed-dimension-x5) 0 var(--seed-dimension-x1_5);font-size:var(--seed-font-size-t9);line-height:var(--seed-line-height-t9);letter-spacing:-.01em;font-weight:900}@media (max-width:767px){.castle-dtitle{font-size:var(--seed-font-size-t6);line-height:var(--seed-line-height-t6);margin-top:var(--seed-dimension-x3)}}.castle-tabs{top:var(--seed-dimension-x16);z-index:30;border-bottom:1px solid var(--seed-color-stroke-neutral-weak);margin-top:var(--seed-dimension-x6);background:var(--seed-color-bg-layer-default);scrollbar-width:none;display:flex;position:sticky;overflow-x:auto}.castle-tabs::-webkit-scrollbar{display:none}.castle-tabs a{padding:var(--seed-dimension-x3) var(--seed-dimension-x4);font-size:var(--seed-font-size-t4);line-height:var(--seed-line-height-t4);color:var(--seed-color-fg-neutral-muted);white-space:nowrap;border-bottom:2px solid #0000;margin-bottom:-1px;font-weight:500}.castle-tabs a[aria-current=true]{color:var(--seed-color-fg-neutral);border-bottom-color:var(--seed-color-fg-neutral);font-weight:700}.castle-tabs a small{color:var(--seed-color-fg-neutral-subtle);margin-left:var(--seed-dimension-x1);font-size:var(--seed-font-size-t2)}.castle-dsec{padding-top:var(--seed-dimension-x8);scroll-margin-top:calc(var(--seed-dimension-x16) + var(--seed-dimension-x12))}.castle-dsec h3{margin:0 0 var(--seed-dimension-x4);font-size:var(--seed-font-size-t6);line-height:var(--seed-line-height-t6);font-weight:900}.castle-prose p{margin:0 0 var(--seed-dimension-x3);color:var(--seed-color-fg-neutral-muted);max-width:64ch;line-height:1.7}.castle-prose h4{margin:var(--seed-dimension-x5) 0 var(--seed-dimension-x2);font-size:var(--seed-font-size-t5);line-height:var(--seed-line-height-t5);font-weight:900}.castle-prose img{border-radius:var(--seed-radius-r3);background:var(--seed-color-bg-layer-fill);width:100%;margin:0 0 var(--seed-dimension-x4);display:block}.castle-chap{border:1px solid var(--seed-color-stroke-neutral-weak);border-radius:var(--seed-radius-r3);margin-bottom:var(--seed-dimension-x2);overflow:hidden}.castle-chap-h{align-items:center;gap:var(--seed-dimension-x3);width:100%;padding:var(--seed-dimension-x3) var(--seed-dimension-x4);background:var(--seed-color-bg-layer-fill);font-weight:700;font-size:var(--seed-font-size-t4);line-height:var(--seed-line-height-t4);text-align:left;color:var(--seed-color-fg-neutral);display:flex}.castle-chap-h small{color:var(--seed-color-fg-neutral-subtle);font-weight:500;font-size:var(--seed-font-size-t2);white-space:nowrap;margin-left:auto}.castle-lec{align-items:center;gap:var(--seed-dimension-x3);padding:var(--seed-dimension-x2_5) var(--seed-dimension-x4);border-top:1px solid var(--seed-color-stroke-neutral-muted);font-size:var(--seed-font-size-t4);line-height:var(--seed-line-height-t4);display:flex}.castle-lec .ic{width:var(--seed-dimension-x6);height:var(--seed-dimension-x6);border-radius:var(--seed-radius-full);background:var(--seed-color-bg-layer-basement);font-size:var(--seed-font-size-t1);color:var(--seed-color-fg-neutral-muted);flex:none;place-items:center;display:grid}.castle-lec.free .ic{background:var(--seed-color-bg-brand-weak);color:var(--seed-color-fg-brand)}.castle-lec .len{color:var(--seed-color-fg-neutral-subtle);font-size:var(--seed-font-size-t2);white-space:nowrap;margin-left:auto}.castle-rating{gap:var(--seed-dimension-x6);padding:var(--seed-dimension-x5);background:var(--seed-color-bg-layer-fill);border-radius:var(--seed-radius-r3);margin-bottom:var(--seed-dimension-x5);grid-template-columns:120px minmax(0,1fr);align-items:center;display:grid}@media (max-width:480px){.castle-rating{gap:var(--seed-dimension-x4);grid-template-columns:1fr}}.castle-bar{grid-template-columns:var(--seed-dimension-x7) minmax(0, 1fr) var(--seed-dimension-x9);gap:var(--seed-dimension-x2);font-size:var(--seed-font-size-t2);color:var(--seed-color-fg-neutral-muted);align-items:center;display:grid}.castle-prog{height:var(--seed-dimension-x2);border-radius:var(--seed-radius-full);background:var(--seed-color-bg-layer-basement);overflow:hidden}.castle-prog i{background:var(--seed-color-bg-brand-solid);border-radius:var(--seed-radius-full);height:100%;display:block}.castle-review{padding:var(--seed-dimension-x4) 0;border-bottom:1px solid var(--seed-color-stroke-neutral-muted)}.castle-review.boxed{border:1px solid var(--seed-color-stroke-neutral-weak);border-radius:var(--seed-radius-r3);padding:var(--seed-dimension-x4)}.castle-tutor{gap:var(--seed-dimension-x4);padding:var(--seed-dimension-x5);border:1px solid var(--seed-color-stroke-neutral-weak);border-radius:var(--seed-radius-r4);grid-template-columns:88px minmax(0,1fr);display:grid}.castle-tprof{padding:var(--seed-dimension-x10) var(--seed-dimension-x6) 0;gap:var(--seed-dimension-x6);grid-template-columns:120px minmax(0,1fr) auto;align-items:center;display:grid}.castle-tprof h1{margin:0 0 var(--seed-dimension-x1);font-size:var(--seed-font-size-t12);line-height:var(--seed-line-height-t12);letter-spacing:-.02em;font-weight:900}.castle-stats{gap:var(--seed-dimension-x8);text-align:center;display:flex}.castle-stats b{font-size:var(--seed-font-size-t8);line-height:var(--seed-line-height-t8);font-weight:900;display:block}.castle-stats span{font-size:var(--seed-font-size-t2);color:var(--seed-color-fg-neutral-subtle)}.castle-career{padding:var(--seed-dimension-x8) var(--seed-dimension-x6) 0;gap:var(--seed-dimension-x8);grid-template-columns:1fr 1fr;display:grid}.castle-career h3{margin:0 0 var(--seed-dimension-x3);font-size:var(--seed-font-size-t6);line-height:var(--seed-line-height-t6);font-weight:900}.castle-career ul{padding-left:var(--seed-dimension-x4_5);color:var(--seed-color-fg-neutral-muted);line-height:1.8;font-size:var(--seed-font-size-t4);margin:0}@media (max-width:1000px){.castle-tprof{padding:var(--seed-dimension-x6) var(--seed-dimension-x4) 0;grid-template-columns:88px minmax(0,1fr)}.castle-tprof h1{font-size:var(--seed-font-size-t8);line-height:var(--seed-line-height-t8)}.castle-stats{grid-column:1/-1;justify-content:space-around}.castle-career{padding:var(--seed-dimension-x6) var(--seed-dimension-x4) 0;grid-template-columns:1fr}}.castle-continue{gap:var(--seed-dimension-x4);padding:var(--seed-dimension-x4);border:1px solid var(--seed-color-stroke-neutral-weak);border-radius:var(--seed-radius-r3);grid-template-columns:148px minmax(0,1fr);align-items:center;display:grid}@media (max-width:480px){.castle-continue{grid-template-columns:110px minmax(0,1fr)}}.castle-chips{gap:var(--seed-dimension-x2);scrollbar-width:none;padding-bottom:2px;display:flex;overflow-x:auto}.castle-chips::-webkit-scrollbar{display:none}.castle-input{height:var(--seed-dimension-x12);border:1px solid var(--seed-color-stroke-neutral-weak);border-radius:var(--seed-radius-r2);padding:0 var(--seed-dimension-x4);font-size:var(--seed-font-size-t4);color:var(--seed-color-fg-neutral);background:var(--seed-color-bg-layer-default);outline:none;width:100%;font-weight:500}.castle-input:focus-visible{border-color:var(--seed-color-stroke-neutral-contrast);box-shadow:inset 0 0 0 1px var(--seed-color-stroke-neutral-contrast)}.castle-input::placeholder{color:var(--seed-color-fg-placeholder)}