.page-dt{background:var(--paper-cool)}.page-dt .site-head{position:sticky}.dt-hero{color:#fff;background:radial-gradient(118% 124% at 86% 10%, #2fbf831c, transparent 60%), linear-gradient(158deg, var(--deep) 0%, #06251e 60%, #0a3229 100%);padding:calc(var(--sect) + 1.5rem) var(--gut) clamp(3.5rem,6vw,7rem);position:relative;overflow:hidden}.dt-hero-bracket{left:var(--gut);pointer-events:none;border-top:1.4px solid #2fbf83bf;border-left:1.4px solid #2fbf83bf;width:clamp(50px,5.4vw,88px);height:clamp(80px,10vw,160px);position:absolute;top:clamp(3.5rem,7vw,7.5rem)}.dt-hero-inner{z-index:1;padding-left:clamp(0px,4.1vw,68px);position:relative}.dt-eyebrow{font-family:var(--mono);font-size:var(--fs-mono);letter-spacing:.19em;text-transform:uppercase;color:var(--green)}.dt-hero h1{letter-spacing:-.028em;color:#fff;margin-top:clamp(1rem,1.6vw,1.7rem);font-size:clamp(2.1rem,4.35vw,4.7rem);font-weight:700;line-height:1.11}.dt-hero .sub{color:var(--muted-lt);max-width:32em;margin-top:clamp(1.1rem,1.7vw,1.8rem)}.dt-actions{flex-wrap:wrap;align-items:center;gap:clamp(1.2rem,2.6vw,3rem);margin-top:clamp(1.9rem,3vw,3.1rem);display:flex}.dt-hero .btn-quiet{color:#fff}.dt-facts{z-index:1;grid-template-columns:1fr;gap:clamp(1rem,1.6vw,1.7rem);margin-top:clamp(2.6rem,5vw,5rem);padding-left:clamp(0px,4.1vw,68px);display:grid;position:relative}.dt-fact{border-left:1.6px solid var(--green);padding-left:clamp(.7rem,1.2vw,1.25rem)}.dt-fact b{font-family:var(--mono);color:#fff;letter-spacing:.02em;font-size:clamp(1.15rem,1.7vw,1.85rem);font-weight:400;display:block}.dt-fact span{color:var(--muted-lt);margin-top:.35rem;font-size:clamp(.84rem,.93vw,.97rem);line-height:1.6;display:block}.dt-why{padding:var(--sect) var(--gut)}.dt-why .h2{font-size:var(--fs-h2sm)}.dt-why .sub{margin-top:clamp(1rem,1.6vw,1.7rem)}.dt-princ{border-top:1px solid var(--hair);grid-template-columns:1fr;gap:0;margin-top:clamp(2.4rem,4vw,4.2rem);display:grid}.dt-princ li{border-bottom:1px solid var(--hair);padding:clamp(1.4rem,2.2vw,2.3rem) 0}.dt-princ .no{font-family:var(--mono);font-size:var(--fs-mono);letter-spacing:.06em;color:var(--green)}.dt-princ h3{letter-spacing:-.012em;color:var(--ink);margin-top:.7rem;font-size:clamp(1rem,1.22vw,1.28rem);font-weight:600}.dt-princ p{max-width:26em;color:var(--muted);margin-top:.55rem;font-size:clamp(.84rem,.93vw,.97rem);line-height:1.72}.dt-prog{background:var(--paper-warm);padding:var(--sect) var(--gut)}.dt-prog .h2{font-size:var(--fs-h2)}.dt-prog .sub{margin-top:clamp(1rem,1.6vw,1.7rem)}.dt-courses{border-top:1px solid var(--hair);margin-top:clamp(2.4rem,4vw,4.2rem)}.dt-course{border-bottom:1px solid var(--hair);position:relative}.dt-course:before{content:"";background:var(--green);transform-origin:top;width:1.6px;transition:transform .5s var(--ease);position:absolute;top:0;bottom:0;left:clamp(2.4rem,4.4vw,5rem);transform:scaleY(0)}.dt-course[open]:before{transform:scaleY(1)}.dt-course summary{cursor:pointer;grid-template-columns:clamp(3rem,5.5vw,6.2rem) minmax(0,1fr) auto;align-items:center;gap:.5rem;padding:clamp(1.05rem,1.6vw,1.7rem) 0;list-style:none;display:grid}.dt-course summary::-webkit-details-marker{display:none}.dt-course .no{font-family:var(--mono);font-size:var(--fs-mono);color:var(--muted);letter-spacing:.06em;transition:color .35s linear}.dt-course h3{letter-spacing:-.012em;color:var(--ink);font-size:clamp(1rem,1.22vw,1.28rem);font-weight:600;transition:color .35s linear}.dt-course[open] .no,.dt-course summary:hover h3{color:var(--green)}.dt-icon{flex:none;width:20px;height:20px;position:relative}.dt-icon:before,.dt-icon:after{content:"";background:var(--ink);height:1.5px;transition:transform .4s var(--ease), background-color .3s linear;position:absolute;inset:50% 0 auto}.dt-icon:after{transform:rotate(90deg)}.dt-course[open] .dt-icon:before{background:var(--green)}.dt-course[open] .dt-icon:after{background:var(--green);transform:rotate(90deg)scaleX(0)}.dt-body{padding:0 0 clamp(1.6rem,2.4vw,2.5rem) clamp(3rem,5.5vw,6.2rem)}.dt-body>p{max-width:38em;font-size:var(--fs-body);color:var(--muted);line-height:1.72}.dt-meta{grid-template-columns:1fr;gap:clamp(1.1rem,1.7vw,1.8rem);margin-top:clamp(1.2rem,1.8vw,1.9rem);display:grid}.dt-meta h4{font-family:var(--mono);font-size:var(--fs-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--muted);font-weight:400}.dt-meta ul{gap:.5rem;margin-top:.7rem;display:grid}.dt-meta li{color:var(--text);gap:.7rem;font-size:clamp(.84rem,.93vw,.97rem);line-height:1.6;display:flex}.dt-meta li:before{content:"";background:var(--green);flex:none;width:12px;height:1.4px;margin-top:.62em}.dt-out{border-left:1.6px solid var(--green);margin-top:1.1rem;padding-left:clamp(.8rem,1.2vw,1.25rem)}.dt-out p{color:var(--text);margin-top:.5rem;font-size:clamp(.84rem,.93vw,.97rem);line-height:1.68}.dt-mode{padding:var(--sect) var(--gut)}.dt-mode .h2{font-size:var(--fs-h2sm)}.dt-modes{grid-template-columns:1fr;gap:clamp(1rem,1.6vw,1.7rem);margin-top:clamp(2.2rem,3.6vw,3.8rem);display:grid}.dt-mode-card{background:var(--paper-warm);border:1px solid var(--hair);padding:clamp(1.5rem,2.2vw,2.3rem);position:relative}.dt-mode-card:after{content:"";border-top:1.4px solid var(--green);border-right:1.4px solid var(--green);width:clamp(22px,2vw,32px);height:clamp(22px,2vw,32px);position:absolute;top:0;right:0}.dt-mode-card .no{font-family:var(--mono);font-size:var(--fs-mono);letter-spacing:.14em;text-transform:uppercase;color:var(--green)}.dt-mode-card h3{letter-spacing:-.012em;color:var(--ink);margin-top:.8rem;font-size:clamp(1rem,1.22vw,1.28rem);font-weight:600}.dt-mode-card p{color:var(--muted);margin-top:.6rem;font-size:clamp(.84rem,.93vw,.97rem);line-height:1.7}.dt-photo{--cut:11%;--strip:clamp(3px,.45vw,7px);position:relative;overflow:hidden}.dt-photo img{width:100%;height:auto;clip-path:polygon(var(--cut) 0, 100% 0, 100% 100%, 0 100%);display:block}.dt-photo:after{content:"";pointer-events:none;background:var(--green);clip-path:polygon(var(--cut) 0, calc(var(--cut) + var(--strip)) 0, var(--strip) 100%, 0 100%);position:absolute;inset:0}@media (min-width:700px){.dt-facts{grid-template-columns:repeat(3,1fr);gap:clamp(1.2rem,2.4vw,2.6rem)}.dt-princ{grid-template-columns:repeat(3,1fr);gap:0 clamp(1.5rem,3vw,3.2rem)}.dt-princ li{border-bottom:0;padding-bottom:0}.dt-modes{grid-template-columns:repeat(3,1fr)}.dt-meta{grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);gap:clamp(1.5rem,3vw,3.2rem)}}@media (min-width:980px){.dt-hero{padding-right:32%}.dt-why{grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);align-items:start;column-gap:clamp(3rem,6vw,7rem);display:grid}.dt-why-head{grid-column:1}.dt-princ{border-top:0;grid-column:2;grid-template-columns:1fr;margin-top:0}.dt-princ li{border-bottom:1px solid var(--hair);padding:clamp(1.2rem,1.9vw,2rem) 0}.dt-princ li:first-child{padding-top:0}.dt-prog .dt-head{max-width:min(46rem,62%)}.dt-photo{--cut:16%}.dt-photo img{object-fit:cover;object-position:center 42%;height:min(58vh,560px)}}@media (max-width:699px){.dt-hero h1 br,.dt-hero .sub br{display:none}.dt-hero-inner,.dt-facts{padding-left:0}.dt-hero-bracket{display:none}.dt-actions{grid-template-columns:1fr;gap:.75rem;display:grid}.dt-actions .btn{text-align:center;justify-content:center;width:100%;min-height:48px}.dt-actions .btn-quiet{border:1px solid #2fbf83b3;padding:.8rem 1rem}.dt-course summary{grid-template-columns:2.25rem minmax(0,1fr) 24px;min-height:60px}.dt-course{padding-left:.65rem}.dt-course:before{left:0}.dt-body{padding-left:2.25rem}.dt-photo img{aspect-ratio:4/3;object-fit:cover}}