.tut-page{background:var(--mk-void);min-height:100vh;padding-top:0}.tut-hero{position:relative;min-height:560px;display:flex;align-items:center;justify-content:space-between;gap:48px;padding:128px 56px 64px;overflow:hidden}.tut-hero-content{position:relative;z-index:2;max-width:560px;flex-shrink:0}.tut-hero-media{position:relative;flex:1 1 560px;max-width:640px;aspect-ratio:16/10;border-radius:20px;overflow:hidden;border:1px solid var(--mk-border);box-shadow:0 24px 64px rgba(0,0,0,.28)}.tut-hero-video{width:100%;height:100%;-o-object-fit:cover;object-fit:cover}@media (max-width:1100px){.tut-hero{flex-direction:column;align-items:stretch;padding:120px 32px 48px}.tut-hero-content,.tut-hero-media{max-width:none}}.tut-hero-eyebrow{display:inline-flex;align-items:center;gap:8px;font-family:Courier New,monospace;font-size:12px;font-weight:700;letter-spacing:.2em;color:var(--mk-cyan);margin-bottom:20px}.tut-hero-eyebrow-dot{width:6px;height:6px;border-radius:50%;background:var(--mk-cyan);box-shadow:0 0 12px rgba(var(--mk-cyan-rgb),.9);animation:tut-pulse 2s ease-in-out infinite}@keyframes tut-pulse{0%,to{opacity:1}50%{opacity:.4}}.tut-hero-title{font-family:var(--font-cormorant,Georgia,serif);font-size:clamp(36px,5vw,64px);font-weight:700;line-height:1.05;letter-spacing:-1.5px;color:var(--mk-text);margin:0 0 20px;text-shadow:0 4px 24px rgba(0,0,0,.6)}.tut-hero-desc{font-size:17px;line-height:1.65;color:var(--mk-muted);margin:0 0 32px;max-width:520px;text-shadow:0 2px 12px rgba(0,0,0,.5)}.tut-hero-actions{display:flex;align-items:center;gap:24px;flex-wrap:wrap}.tut-hero-play{display:inline-flex;align-items:center;gap:10px;padding:16px 32px;border-radius:var(--mk-clay-radius-sm,10px);background:var(--mk-text);color:var(--mk-void);font-family:var(--font-jakarta,sans-serif);font-weight:700;font-size:15px;text-decoration:none;box-shadow:0 8px 32px rgba(0,0,0,.4);transition:all .25s}.tut-hero-play:hover{background:var(--mk-cyan);transform:translateY(-2px);box-shadow:0 12px 40px rgba(var(--mk-cyan-rgb),.35)}.tut-hero-meta{display:flex;align-items:center;gap:8px;font-family:Courier New,monospace;font-size:13px;color:var(--mk-muted);text-shadow:0 2px 8px rgba(0,0,0,.5)}.tut-catalog{display:flex;align-items:flex-start;gap:32px;padding:0 56px}.tut-catalog-main{flex:1;min-width:0}.tut-catalog .tut-rows{padding:8px 0 24px}.tut-catalog .tut-row-header,.tut-catalog .tut-row-track{padding-left:0;padding-right:0}.tut-sidebar{flex:0 0 240px;position:sticky;top:88px;align-self:flex-start;background:var(--mk-card);border:1px solid var(--mk-border);border-radius:var(--mk-clay-radius-sm,10px);padding:18px 14px}.tut-sidebar-heading{display:flex;align-items:center;gap:8px;padding:2px 10px 14px;font-family:var(--font-jakarta,sans-serif);font-size:11px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:var(--mk-dim)}.tut-sidebar-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:2px}.tut-sidebar-item{width:100%;display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 12px;border:none;border-radius:8px;background:transparent;color:var(--mk-muted);font-family:var(--font-jakarta,sans-serif);font-size:13.5px;font-weight:600;text-align:left;cursor:pointer;transition:background .15s,color .15s}.tut-sidebar-item:hover{background:var(--mk-surface);color:var(--mk-text)}.tut-sidebar-item[data-active=true]{background:rgba(var(--mk-cyan-rgb),.14);color:var(--mk-cyan)}.tut-sidebar-count{flex-shrink:0;min-width:22px;padding:1px 6px;border-radius:100px;background:var(--mk-surface);color:var(--mk-dim);font-family:Courier New,monospace;font-size:11px;font-weight:700;text-align:center}.tut-sidebar-item[data-active=true] .tut-sidebar-count{background:rgba(var(--mk-cyan-rgb),.22);color:var(--mk-cyan)}.tut-search-bar{display:flex;align-items:center;gap:10px;padding:12px 16px;margin:8px 0 20px;border:1px solid var(--mk-border);border-radius:var(--mk-clay-radius-sm,10px);background:var(--mk-card);transition:border-color .2s}.tut-search-bar:focus-within{border-color:rgba(var(--mk-cyan-rgb),.5)}.tut-search-icon{color:var(--mk-dim);flex-shrink:0}.tut-search-input{flex:1;border:none;outline:none;background:transparent;color:var(--mk-text);font-family:var(--font-jakarta,sans-serif);font-size:14px}.tut-search-input::-moz-placeholder{color:var(--mk-dim)}.tut-search-input::placeholder{color:var(--mk-dim)}.tut-filtered{padding:4px 0 24px}.tut-filtered-header{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin-bottom:18px}.tut-filtered-title{font-family:var(--font-jakarta,sans-serif);font-size:19px;font-weight:700;color:var(--mk-text);letter-spacing:-.2px;margin:0}.tut-filtered-count{font-family:Courier New,monospace;font-size:12px;color:var(--mk-dim)}.tut-filtered-empty{padding:48px 0;text-align:center;color:var(--mk-dim);font-family:var(--font-jakarta,sans-serif);font-size:14px}.tut-filtered-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:18px}.tut-card-lesson-badge{position:absolute;top:10px;right:10px;padding:3px 9px;border-radius:4px;background:rgba(0,0,0,.7);color:#fff;font-family:Courier New,monospace;font-size:10px;font-weight:700;letter-spacing:.04em}@media (max-width:1024px){.tut-catalog{flex-direction:column;padding:0 32px}.tut-sidebar{position:static;flex:1 1 auto;width:100%;padding:14px}.tut-sidebar-list{flex-direction:row;flex-wrap:wrap}.tut-sidebar-item{width:auto}}@media (max-width:900px){.tut-catalog{padding:0 24px}}.tut-rows{padding:8px 0 64px;display:flex;flex-direction:column;gap:44px}.tut-row-header{padding:0 56px;margin-bottom:14px}.tut-row-title{font-family:var(--font-jakarta,sans-serif);font-size:19px;font-weight:700;color:var(--mk-text);letter-spacing:-.2px;margin:0}.tut-row-track-wrap{position:relative}.tut-row-track{--tut-mobile-cap:4;display:grid;grid-template-columns:repeat(min(var(--tut-row-cols,4),var(--tut-mobile-cap)),1fr);gap:16px;overflow-x:visible;padding:4px 56px 12px;scrollbar-width:none}.tut-row-track::-webkit-scrollbar{display:none}.tut-row-track[data-scrollable=true]{display:flex;flex-wrap:nowrap;overflow-x:auto;scroll-snap-type:x proximity}.tut-row-track[data-scrollable=true] .tut-card{flex:0 0 auto;width:320px;max-width:none}.tut-row-nav{position:absolute;top:0;bottom:12px;width:56px;display:flex;align-items:center;justify-content:center;background:linear-gradient(90deg,var(--mk-void) 10%,transparent);border:none;color:var(--mk-text);cursor:pointer;z-index:3;opacity:0;transition:opacity .2s}.tut-row-track-wrap:hover .tut-row-nav{opacity:1}.tut-row-nav--left{left:0}.tut-row-nav--right{right:0;background:linear-gradient(-90deg,var(--mk-void) 10%,transparent)}@media (hover:none){.tut-row-nav{display:none}}.tut-card{min-width:0;text-decoration:none;color:inherit;border-radius:var(--mk-clay-radius-sm,10px);overflow:hidden;background:var(--mk-card);border:1px solid rgba(var(--mk-cyan-rgb),.08);scroll-snap-align:start;transition:transform .3s cubic-bezier(.16,1,.3,1),box-shadow .3s,border-color .3s;cursor:pointer}.tut-card:hover{transform:translateY(-6px) scale(1.03);box-shadow:0 20px 50px rgba(0,0,0,.5),0 0 0 1px rgba(var(--mk-cyan-rgb),.25);border-color:rgba(var(--mk-cyan-rgb),.3);z-index:2}.tut-card-media{position:relative;aspect-ratio:16/9;background:var(--mk-surface);overflow:hidden}.tut-card-poster{-o-object-fit:cover;object-fit:cover;transition:opacity .3s}.tut-card-poster--hidden{opacity:0}.tut-card-preview{position:absolute;inset:0;width:100%;height:100%;-o-object-fit:cover;object-fit:cover;opacity:0;transition:opacity .3s}.tut-card-preview--visible{opacity:1}.tut-card-play-badge{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;color:var(--mk-white);opacity:0;background:rgba(0,0,0,.25);transition:opacity .25s;pointer-events:none}.tut-card:hover .tut-card-play-badge{opacity:1}.tut-card-new-badge{top:10px;left:10px;padding:3px 9px;background:var(--mk-ember);font-family:var(--font-jakarta,sans-serif);font-size:10px;font-weight:700;letter-spacing:.06em}.tut-card-duration,.tut-card-new-badge{position:absolute;border-radius:4px;color:#fff}.tut-card-duration{bottom:8px;right:8px;padding:2px 8px;background:rgba(0,0,0,.7);font-family:Courier New,monospace;font-size:11px;font-weight:600}.tut-card-info{padding:14px 16px 16px}.tut-card-title{font-family:var(--font-jakarta,sans-serif);font-size:14px;font-weight:700;color:var(--mk-text);margin-bottom:6px;letter-spacing:-.1px;-webkit-line-clamp:1}.tut-card-desc,.tut-card-title{display:-webkit-box;-webkit-box-orient:vertical;overflow:hidden}.tut-card-desc{font-size:12px;line-height:1.55;color:var(--mk-muted);-webkit-line-clamp:2}.tut-more-coming{display:flex;align-items:center;justify-content:center;gap:10px;padding:32px 24px 72px;color:var(--mk-dim);font-family:var(--font-jakarta,sans-serif);font-size:13px;text-align:center}@media (max-width:900px){.tut-hero{height:auto;min-height:480px;align-items:flex-start;padding-bottom:40px}.tut-hero-content{padding:88px 24px 0;max-width:100%}.tut-row-header,.tut-row-track{padding-left:24px;padding-right:24px}.tut-row-track{--tut-mobile-cap:2}.tut-row-track[data-scrollable=true]{display:flex}.tut-row-track[data-scrollable=true] .tut-card{width:240px}}@media (max-width:480px){.tut-hero{height:52vh;min-height:380px}.tut-hero-title{font-size:30px}.tut-hero-desc{font-size:14px}.tut-hero-play{padding:13px 24px;font-size:14px}.tut-row-track{--tut-mobile-cap:1}.tut-row-track[data-scrollable=true] .tut-card{width:200px}}[data-theme=light] .tut-hero-desc,[data-theme=light] .tut-hero-meta,[data-theme=light] .tut-hero-title{text-shadow:none}[data-theme=light] .tut-hero-play{box-shadow:0 4px 14px rgba(15,23,42,.18)}[data-theme=light] .tut-hero-eyebrow-dot{box-shadow:none}[data-theme=light] .tut-hero-media{box-shadow:0 16px 40px rgba(15,23,42,.14)}@media (max-width:1100px){.tut-hero-media{flex:0 0 auto;width:100%}}@media (max-width:900px){.tut-hero{padding:96px 24px 36px;gap:28px}.tut-hero-content{padding:0}}@media (max-width:480px){.tut-hero{height:auto;min-height:0;padding:88px 20px 32px}}