.dbl-brand{border:0;background:transparent;padding:0;cursor:pointer;text-align:left}
.dbl-hub-wrap{padding-top:58px}
.dbl-hub-hero{display:grid;grid-template-columns:1fr 190px;align-items:center;gap:55px;margin-bottom:42px}
.dbl-hub-hero h1{margin:0;font:500 clamp(50px,7vw,78px)/.98 var(--serif);letter-spacing:-.035em}
.dbl-hub-hero h1 em{color:var(--gold);font-style:normal}
.dbl-hub-hero>div>p:last-child{max-width:700px;color:var(--muted);font-size:17px;line-height:1.6}
.dbl-hub-hero aside{height:170px;display:flex;flex-direction:column;align-items:center;justify-content:center;border:1px solid var(--line);background:linear-gradient(145deg,#152947,#0a1527);clip-path:polygon(50% 0,100% 15%,90% 82%,50% 100%,10% 82%,0 15%)}
.dbl-hub-hero aside small{color:var(--gold);font-size:9px;font-weight:900;letter-spacing:.18em}.dbl-hub-hero aside b{font:600 62px/.95 var(--serif);color:var(--gold)}.dbl-hub-hero aside span{color:var(--muted);font-size:10px}
.dbl-subjects{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.dbl-subject-card{position:relative;min-height:275px;overflow:hidden;border:1px solid var(--line);background:linear-gradient(145deg,rgba(20,38,65,.97),rgba(9,21,38,.97));padding:30px;text-align:left;color:var(--text);cursor:pointer;transition:.2s ease}
.dbl-subject-card:before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--subject-accent)}
.dbl-subject-card:hover:not(:disabled){transform:translateY(-3px);border-color:var(--subject-accent);box-shadow:0 22px 55px rgba(0,0,0,.28)}
.dbl-subject-card.is-mint{--subject-accent:var(--mint)}.dbl-subject-card.is-gold{--subject-accent:var(--gold)}.dbl-subject-card.is-violet{--subject-accent:#a996ff}.dbl-subject-card.is-blue{--subject-accent:#70bfff}.dbl-subject-card.is-coral{--subject-accent:#ff9575}
.dbl-subject-card>small{display:block;margin:4px 0 13px;color:var(--subject-accent);font-size:9px;font-weight:900;letter-spacing:.2em}
.dbl-subject-card h2{margin:0;font:500 40px/1.05 var(--serif)}.dbl-subject-card p{max-width:420px;min-height:66px;color:var(--muted);font-size:14px;line-height:1.55}.dbl-subject-card>b{display:flex;justify-content:space-between;align-items:center;margin-top:20px;color:var(--subject-accent);font-size:10px;letter-spacing:.13em}.dbl-subject-card>b i{font-size:22px;font-style:normal}
.dbl-subject-icon{position:absolute;right:25px;top:19px;color:var(--subject-accent);font:600 36px/1 var(--serif);opacity:.9}
.dbl-subject-card.is-coming{opacity:.42;cursor:default}.dbl-subject-card.is-coming>b i{display:none}
.dbl-hub-note{text-align:center;margin:26px auto 0;color:#68758b;font-size:11px;line-height:1.5}
.dbl-path-wrap{padding-top:42px}.dbl-path-hero{display:grid;grid-template-columns:120px 1fr;gap:28px;align-items:center;margin:38px 0 55px}.dbl-path-hero>span{width:112px;height:112px;display:grid;place-items:center;border:1px solid var(--line);background:#102039;color:var(--gold);font:600 48px/1 var(--serif)}
.dbl-path-wrap.is-mint .dbl-path-hero>span{color:var(--mint)}.dbl-path-hero h1{margin:0;font:500 64px/1 var(--serif)}.dbl-path-hero p:last-child{max-width:710px;color:var(--muted);line-height:1.6}
.dbl-lesson-list>.dbl-eyebrow{margin-bottom:16px}.dbl-lesson-row{width:100%;display:grid;grid-template-columns:65px 1fr auto;gap:20px;align-items:center;margin-bottom:14px;padding:25px 28px;color:var(--text);text-align:left;cursor:pointer}.dbl-lesson-row:hover{border-color:var(--gold)}.dbl-path-wrap.is-mint .dbl-lesson-row:hover{border-color:var(--mint)}
.dbl-lesson-row>b{font:600 42px/1 var(--serif);color:var(--gold)}.dbl-path-wrap.is-mint .dbl-lesson-row>b{color:var(--mint)}.dbl-lesson-row span{display:flex;flex-direction:column;gap:6px}.dbl-lesson-row small{color:var(--muted);font-size:9px;font-weight:900;letter-spacing:.15em}.dbl-lesson-row strong{font:500 27px/1.2 var(--serif)}.dbl-lesson-row em{color:var(--mint);font-size:9px;font-style:normal;font-weight:900;letter-spacing:.12em}.dbl-lesson-row>i{color:var(--muted);font-size:24px;font-style:normal}
.dbl-lesson-row.is-locked{opacity:.42;cursor:not-allowed}.dbl-lesson-row.is-locked em{color:#8b94a6}.dbl-lesson-row.is-locked:hover{border-color:var(--line)}
.dbl-wrap.is-gold .dbl-button-mint,.dbl-review-wrap.is-gold .dbl-button-mint{background:linear-gradient(135deg,#f8ca67,#f6a83e)}
.dbl-wrap.is-gold .dbl-quiz-gate.is-unlocked{border-left-color:var(--gold)}
@media(max-width:760px){.dbl-hub-wrap{padding-top:38px}.dbl-hub-hero{grid-template-columns:1fr 78px;gap:15px;margin-bottom:32px}.dbl-hub-hero h1{font-size:44px}.dbl-hub-hero>div>p:last-child{font-size:14px}.dbl-hub-hero aside{height:108px}.dbl-hub-hero aside small{font-size:7px}.dbl-hub-hero aside b{font-size:43px}.dbl-hub-hero aside span{display:none}.dbl-subjects{grid-template-columns:1fr;gap:13px}.dbl-subject-card{min-height:220px;padding:24px}.dbl-subject-card h2{font-size:35px}.dbl-subject-card p{min-height:0;margin-right:25px}.dbl-path-hero{grid-template-columns:75px 1fr;gap:16px;margin:30px 0 42px}.dbl-path-hero>span{width:70px;height:70px;font-size:34px}.dbl-path-hero h1{font-size:45px}.dbl-path-hero p:last-child{font-size:13px}.dbl-lesson-row{grid-template-columns:48px 1fr auto;gap:12px;padding:20px 16px}.dbl-lesson-row>b{font-size:34px}.dbl-lesson-row strong{font-size:23px}.dbl-lesson-row>i{font-size:18px}}

.is-violet{--subject-accent:#a996ff}.dbl-path-wrap.is-violet .dbl-path-hero>span,.dbl-path-wrap.is-violet .dbl-lesson-row>b{color:#a996ff}.dbl-path-wrap.is-violet .dbl-lesson-row:hover{border-color:#a996ff}
.dbl-diagnostic-wrap{padding-top:42px}.dbl-diagnostic-hero{display:grid;grid-template-columns:1fr 170px;align-items:center;gap:48px;margin:38px 0 42px}.dbl-diagnostic-hero h1{margin:0;font:500 clamp(50px,7vw,76px)/.98 var(--serif);letter-spacing:-.035em}.dbl-diagnostic-hero h1 em{color:#a996ff;font-style:normal}.dbl-diagnostic-hero>div>p:last-child{max-width:680px;color:var(--muted);font-size:17px;line-height:1.65}.dbl-diagnostic-hero aside{height:170px;display:flex;flex-direction:column;align-items:center;justify-content:center;border:1px solid rgba(169,150,255,.55);background:linear-gradient(145deg,#24234b,#0b162a);clip-path:polygon(50% 0,100% 15%,90% 82%,50% 100%,10% 82%,0 15%)}.dbl-diagnostic-hero aside b{font:600 54px/1 var(--serif);color:#b9aaff}.dbl-diagnostic-hero aside span{color:#fff;font-weight:800}.dbl-diagnostic-hero aside small{margin-top:7px;color:var(--muted);font-size:10px;letter-spacing:.14em}.dbl-diagnostic-ready{display:flex;justify-content:space-between;align-items:center;gap:35px;padding:36px 40px;border-left:4px solid #a996ff}.dbl-diagnostic-ready h2{margin-bottom:12px}.dbl-diagnostic-ready p,.dbl-diagnostic-ready li{color:var(--muted);line-height:1.65}.dbl-diagnostic-ready ul{margin:12px 0 0;padding-left:20px}.dbl-diagnostic-ready.is-complete{border-color:rgba(73,224,195,.55);border-left:4px solid var(--mint)}.dbl-diagnostic-map{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:10px;margin-top:24px}.dbl-diagnostic-map>div{min-height:100px;padding:16px;border:1px solid var(--line);background:rgba(9,21,38,.72)}.dbl-diagnostic-map b{display:block;color:#a996ff;font:600 25px/1 var(--serif)}.dbl-diagnostic-map span{display:block;margin-top:10px;font-size:13px;font-weight:800}.dbl-diagnostic-map small{display:block;margin-top:4px;color:var(--muted);font-size:11px;font-weight:500}
.dbl-diagnostic-form .dbl-quiz-intro h1{color:#f5f7ff}.dbl-passage{padding:42px;margin-bottom:34px;border-top:4px solid #a996ff}.dbl-passage h2{margin-bottom:24px;font-size:42px}.dbl-passage>p:not(.dbl-eyebrow){max-width:820px;margin:0 auto 17px;color:#d5dceb;font:400 18px/1.8 var(--serif)}.dbl-diagnostic-section{margin-bottom:58px}.dbl-section-heading{margin:48px 0 25px}.dbl-section-heading h2{margin:0;font:500 38px/1.1 var(--serif)}.dbl-diagnostic-form .dbl-question legend{color:#b9aaff}.dbl-diagnostic-form .dbl-options label:has(input:checked){border-color:#a996ff;box-shadow:inset 4px 0 #a996ff;background:rgba(169,150,255,.07)}.dbl-diagnostic-form .dbl-options label:has(input:checked) i{background:#a996ff;border-color:#a996ff}.dbl-writing{padding:42px;border-top:4px solid var(--gold)}.dbl-writing h2{max-width:820px;font-size:38px;line-height:1.2}.dbl-writing>p:not(.dbl-eyebrow){max-width:820px;color:var(--muted);font-size:16px;line-height:1.65}.dbl-writing label{display:block;margin:28px 0 9px;font-size:14px;font-weight:900;letter-spacing:.08em}.dbl-writing textarea{display:block;width:100%;min-height:260px;resize:vertical;border:1px solid var(--line);border-radius:2px;padding:19px;background:#071426;color:#f5f7ff;font:400 17px/1.65 var(--sans)}.dbl-writing textarea:focus{outline:2px solid #a996ff;outline-offset:2px}.dbl-word-count{display:flex;align-items:baseline;gap:5px;margin-top:10px;color:var(--muted);font-size:14px}.dbl-word-count b{color:#fff;font-size:19px}.dbl-word-count span{margin-left:auto}.dbl-word-count.is-ready b,.dbl-word-count.is-ready span{color:var(--mint)}.dbl-writing>small{display:block;margin-top:18px;color:#758197;font-size:12px;line-height:1.5}
.dbl-combined-score{display:flex;justify-content:center;align-items:center;gap:30px;margin:18px 0}.dbl-combined-score>span{display:grid;grid-template-columns:auto auto;align-items:end;color:var(--gold);font:500 29px/1 var(--serif)}.dbl-combined-score>span>b{font-size:76px}.dbl-combined-score>span>small{grid-column:1/3;margin-top:9px;color:var(--muted);font:700 11px/1.2 var(--sans);letter-spacing:.12em;text-transform:uppercase}.dbl-combined-score>i{color:#4d5b73;font:400 38px/1 var(--serif)}.dbl-profile{margin:55px 0}.dbl-profile>h2{margin:0 0 25px;font:500 44px/1.1 var(--serif)}.dbl-domain-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.dbl-domain-grid>div{min-height:125px;padding:21px;border:1px solid var(--line);background:rgba(10,24,43,.88)}.dbl-domain-grid span{display:block;min-height:38px;color:var(--muted);font-size:13px}.dbl-domain-grid b{display:block;color:#b9aaff;font:600 34px/1 var(--serif)}.dbl-domain-grid small{display:block;margin-top:9px;color:var(--mint);font-size:11px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.dbl-writing-report{display:grid;grid-template-columns:1fr 1fr;gap:28px;padding:40px;margin-bottom:55px;border-left:4px solid #a996ff}.dbl-writing-report h2{color:#b9aaff;font-size:54px}.dbl-writing-report p{color:var(--muted);line-height:1.65}.dbl-writing-scores{display:grid;grid-template-columns:1fr 1fr;gap:10px}.dbl-writing-scores>div{padding:15px;border:1px solid var(--line);background:#091525}.dbl-writing-scores span{display:block;min-height:36px;color:var(--muted);font-size:12px}.dbl-writing-scores b{font:600 25px/1 var(--serif);color:#fff}.dbl-writing-report h3,.dbl-writing-report>ul,.dbl-writing-report details{grid-column:1/3}.dbl-writing-report h3{margin:6px 0 -13px;font:500 25px/1.2 var(--serif)}.dbl-writing-report>ul{margin:0;padding-left:20px;color:var(--muted);line-height:1.75}.dbl-writing-report details{border-top:1px solid var(--line);padding-top:18px}.dbl-writing-report summary{color:var(--mint);font-weight:800;cursor:pointer}.dbl-writing-report details p{white-space:pre-wrap;color:#dce3f0}.dbl-diagnostic-review .dbl-review-meta span{max-width:78%;line-height:1.5}
@media(max-width:760px){.dbl-diagnostic-wrap{padding-top:32px}.dbl-diagnostic-hero{grid-template-columns:1fr 78px;gap:14px;margin:30px 0}.dbl-diagnostic-hero h1{font-size:43px}.dbl-diagnostic-hero>div>p:last-child{font-size:14px}.dbl-diagnostic-hero aside{height:110px}.dbl-diagnostic-hero aside b{font-size:33px}.dbl-diagnostic-hero aside span{font-size:11px}.dbl-diagnostic-hero aside small{font-size:7px}.dbl-diagnostic-ready{display:block;padding:26px 20px}.dbl-diagnostic-ready .dbl-button{width:100%;margin-top:13px}.dbl-diagnostic-map{grid-template-columns:1fr 1fr}.dbl-diagnostic-map>div:last-child{grid-column:1/3}.dbl-passage,.dbl-writing{padding:27px 18px}.dbl-passage h2{font-size:34px}.dbl-passage>p:not(.dbl-eyebrow){font-size:17px;line-height:1.72}.dbl-section-heading h2{font-size:31px}.dbl-writing h2{font-size:30px}.dbl-writing textarea{min-height:310px;font-size:16px}.dbl-combined-score{gap:14px}.dbl-combined-score>span>b{font-size:53px}.dbl-combined-score>span{font-size:22px}.dbl-combined-score>i{font-size:28px}.dbl-domain-grid{grid-template-columns:1fr 1fr}.dbl-domain-grid>div{min-height:118px;padding:16px}.dbl-writing-report{display:block;padding:28px 20px}.dbl-writing-scores{margin:25px 0}.dbl-writing-report h3,.dbl-writing-report>ul,.dbl-writing-report details{grid-column:auto}.dbl-writing-report h3{margin:25px 0 10px}.dbl-diagnostic-review .dbl-result h1{font-size:39px}}

.dbl-writing-workshop{padding-top:42px}.dbl-coach-section,.dbl-coach-feedback{padding:38px;margin-bottom:26px;border-top:4px solid #a996ff}.dbl-coach-section h2{font:500 38px/1.15 var(--serif);margin:8px 0 18px}.dbl-coach-section>p:not(.dbl-eyebrow){color:var(--muted);line-height:1.65}.dbl-plan-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px}.dbl-plan-grid label{color:var(--muted);font-size:12px;font-weight:900;letter-spacing:.08em}.dbl-plan-grid textarea,.dbl-large-editor{box-sizing:border-box;width:100%;border:1px solid var(--line);border-radius:2px;background:#071426;color:#f5f7ff;padding:16px;font:400 16px/1.6 var(--sans);resize:vertical}.dbl-plan-grid textarea{min-height:108px;margin-top:8px}.dbl-large-editor{min-height:460px;margin-top:12px}.dbl-plan-grid textarea:focus,.dbl-large-editor:focus{outline:2px solid #a996ff;outline-offset:2px}.dbl-coach-feedback>ul{margin:10px 0 34px;padding-left:22px;color:#d9e1ef;line-height:1.7}.dbl-coach-feedback article{display:grid;grid-template-columns:48px 1fr;gap:17px;margin:13px 0;padding:20px;border:1px solid var(--line);background:#091525}.dbl-coach-feedback article>b{display:grid;place-items:center;width:42px;height:42px;border:1px solid #a996ff;color:#b9aaff;font:600 24px/1 var(--serif)}.dbl-coach-feedback h3{margin:0 0 7px;font:500 25px/1.2 var(--serif)}.dbl-coach-feedback p{margin:0 0 10px;color:var(--muted);line-height:1.55}.dbl-coach-feedback em{display:block;color:var(--mint);font-style:normal;line-height:1.5}.dbl-writing-workshop .dbl-submit{display:block;margin:25px auto 0}.dbl-form-error{max-width:850px;margin:20px auto;padding:14px 18px;border:1px solid #e76868;color:#ffb9b9;background:rgba(118,22,22,.22)}
@media(max-width:760px){.dbl-writing-workshop{padding-top:30px}.dbl-coach-section,.dbl-coach-feedback{padding:26px 18px}.dbl-plan-grid{grid-template-columns:1fr}.dbl-large-editor{min-height:390px}.dbl-coach-feedback article{grid-template-columns:38px 1fr;padding:16px 12px}.dbl-coach-feedback article>b{width:34px;height:34px;font-size:20px}.dbl-coach-feedback h3{font-size:22px}}
.dbl-writing-history{margin:55px 0}.dbl-writing-history-head{margin-bottom:26px}.dbl-writing-history-head h2{margin:0;font:500 44px/1.1 var(--serif)}.dbl-writing-history-head>p:last-child{max-width:720px;color:var(--muted);line-height:1.65}.dbl-writing-stage{margin:0 0 20px;padding:34px;border-left:4px solid #a996ff}.dbl-writing-stage>header{display:flex;align-items:center;gap:17px;margin-bottom:24px}.dbl-writing-stage>header>b{display:grid;place-items:center;width:48px;height:48px;border:1px solid #a996ff;border-radius:50%;color:#b9aaff;font:600 25px/1 var(--serif)}.dbl-writing-stage>header small{display:block;margin-bottom:4px;color:#b9aaff;font-size:9px;font-weight:900;letter-spacing:.18em}.dbl-writing-stage>header h3{margin:0;font:500 29px/1.15 var(--serif)}.dbl-writing-plan-review{display:grid;grid-template-columns:1fr 1fr;gap:12px}.dbl-writing-plan-review article{min-height:125px;padding:17px;border:1px solid var(--line);background:#091525}.dbl-writing-plan-review small{color:var(--mint);font-size:9px;font-weight:900;letter-spacing:.14em;text-transform:uppercase}.dbl-writing-plan-review p{margin:10px 0 0;white-space:pre-wrap;color:#dce3f0;line-height:1.6}.dbl-writing-text{padding:20px;border:1px solid var(--line);background:#071426;white-space:pre-wrap;color:#dce3f0;line-height:1.75}.dbl-writing-stage>h4{margin:26px 0 10px;font:500 23px/1.2 var(--serif)}.dbl-writing-stage>ul{margin:0;padding-left:22px;color:#dce3f0;line-height:1.7}.dbl-writing-stage>ul li{margin-bottom:7px}.dbl-writing-coach-summary{padding:16px 18px;border-left:3px solid var(--mint);background:rgba(73,224,195,.06);color:#dce3f0;line-height:1.65}.dbl-writing-priorities{display:grid;gap:11px}.dbl-writing-priority{display:grid;grid-template-columns:42px 1fr;gap:15px;padding:17px;border:1px solid var(--line);background:#091525}.dbl-writing-priority>b{display:grid;place-items:center;width:38px;height:38px;border:1px solid #a996ff;color:#b9aaff;font:600 21px/1 var(--serif)}.dbl-writing-priority h4{margin:0 0 6px;font:500 22px/1.2 var(--serif)}.dbl-writing-priority p{margin:0 0 8px;color:var(--muted);line-height:1.55}.dbl-writing-priority em{display:block;color:var(--mint);font-style:normal;line-height:1.5}.dbl-writing-final-score{display:flex;justify-content:space-between;align-items:center;margin-top:16px;padding:16px 19px;border:1px solid rgba(73,224,195,.35);background:rgba(73,224,195,.06)}.dbl-writing-final-score span{color:var(--muted);font-size:12px;font-weight:900;letter-spacing:.1em;text-transform:uppercase}.dbl-writing-final-score b{color:var(--mint);font:600 30px/1 var(--serif)}
@media(max-width:760px){.dbl-writing-history-head h2{font-size:36px}.dbl-writing-stage{padding:25px 17px}.dbl-writing-stage>header>b{width:40px;height:40px;font-size:21px}.dbl-writing-stage>header h3{font-size:25px}.dbl-writing-plan-review{grid-template-columns:1fr}.dbl-writing-priority{grid-template-columns:34px 1fr;padding:15px 11px}.dbl-writing-priority>b{width:31px;height:31px;font-size:18px}}
.dbl-diagnostic-wrap.is-blue .dbl-diagnostic-hero{grid-template-columns:minmax(0,1fr) 190px}.dbl-diagnostic-wrap.is-blue .dbl-diagnostic-hero aside b{font-size:44px;letter-spacing:-.04em;white-space:nowrap}
@media(max-width:760px){.dbl-diagnostic-wrap.is-blue .dbl-diagnostic-hero{grid-template-columns:minmax(0,1fr) 94px}.dbl-diagnostic-wrap.is-blue .dbl-diagnostic-hero aside b{font-size:25px}.dbl-diagnostic-wrap.is-blue .dbl-diagnostic-hero aside small{letter-spacing:.08em}}
.is-blue{--subject-accent:#70bfff}.dbl-path-wrap.is-blue .dbl-path-hero>span,.dbl-path-wrap.is-blue .dbl-lesson-row>b{color:#70bfff}.dbl-path-wrap.is-blue .dbl-lesson-row:hover{border-color:#70bfff}.dbl-wrap.is-blue .dbl-eyebrow,.dbl-review-wrap.is-blue .dbl-eyebrow,.dbl-wrap.is-blue .dbl-unit-mark small,.dbl-wrap.is-blue .dbl-unit-mark b{color:#70bfff}.dbl-wrap.is-blue .dbl-roadmap>div.is-active>b{border-color:#70bfff;background:#70bfff}.dbl-wrap.is-blue .dbl-quiz-gate.is-unlocked{border-left-color:#70bfff}

/* Python 1.1 interactive lab */
.dbl-python-launch{display:grid;grid-template-columns:minmax(310px,.85fr) 1.15fr;gap:42px;align-items:center;margin:30px 0 22px;padding:38px;border:1px solid rgba(112,191,255,.48);background:radial-gradient(circle at 12% 15%,rgba(42,137,205,.2),transparent 38%),linear-gradient(145deg,#102844,#091626)}
.dbl-python-launch h2{margin:5px 0 12px;font:500 43px/1.05 var(--serif)}.dbl-python-launch p:not(.dbl-eyebrow){color:var(--muted);line-height:1.65}.dbl-python-launch .dbl-button{margin-top:14px}
.dbl-python-flow{display:flex;align-items:center;justify-content:center;gap:12px}.dbl-python-flow>span{width:98px;height:118px;display:flex;flex-direction:column;align-items:center;justify-content:center;border:1px solid rgba(112,191,255,.55);background:rgba(5,17,31,.72);box-shadow:inset 0 0 25px rgba(30,129,200,.08)}.dbl-python-flow b{color:#8dccff;font:700 28px/1 var(--sans)}.dbl-python-flow small{margin-top:12px;color:#aebbd0;font-size:8px;font-weight:900;letter-spacing:.14em}.dbl-python-flow>i{color:#70bfff;font-size:25px;font-style:normal}
.dbl-python-resources{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:18px 0 22px}.dbl-python-resources>div{padding:25px;border:1px solid var(--line);background:rgba(9,21,38,.78)}.dbl-python-resources small{color:#70bfff;font-size:9px;font-weight:900;letter-spacing:.16em}.dbl-python-resources h3{margin:8px 0 7px;font:500 26px/1.1 var(--serif)}.dbl-python-resources p{margin:0 0 15px;color:var(--muted);line-height:1.55}.dbl-text-button{display:inline-flex;border:0;background:none;padding:0;color:#8dccff;font:800 12px/1.4 var(--sans);text-decoration:underline;text-underline-offset:4px;cursor:pointer}.dbl-python-resources .dbl-material{grid-column:1/-1;margin-top:20px}
.dbl-python-lab{padding-top:40px}.dbl-lab-header{display:grid;grid-template-columns:1fr 125px;gap:35px;align-items:center;margin:34px 0 35px}.dbl-lab-header h1{margin:2px 0 11px;font:500 clamp(42px,6vw,68px)/1 var(--serif)}.dbl-lab-header>div>p:last-child{max-width:760px;color:#c1ccdd;font-size:16px;line-height:1.7}.dbl-lab-header aside{height:125px;display:flex;flex-direction:column;align-items:center;justify-content:center;border:1px solid rgba(112,191,255,.55);background:#0b1d32}.dbl-lab-header aside b{color:#70bfff;font:600 52px/1 var(--serif)}.dbl-lab-header aside span{margin-top:6px;color:var(--muted);font-size:10px;font-weight:800;letter-spacing:.1em}
.dbl-lab-layout{display:grid;grid-template-columns:190px minmax(0,1fr);gap:18px;align-items:start}.dbl-lab-rail{display:flex;flex-direction:column;gap:8px;position:sticky;top:18px}.dbl-lab-rail button{display:grid;grid-template-columns:31px 1fr;gap:10px;align-items:center;border:1px solid var(--line);padding:10px;background:#091525;color:#8996aa;text-align:left;cursor:pointer}.dbl-lab-rail button:hover,.dbl-lab-rail button.is-active{border-color:#70bfff;color:#fff}.dbl-lab-rail button.is-active{background:rgba(43,132,196,.15)}.dbl-lab-rail button b{display:grid;place-items:center;width:29px;height:29px;border:1px solid #40506a;color:#70bfff;font-size:11px}.dbl-lab-rail button.is-complete b{border-color:var(--mint);background:var(--mint);color:#06151e}.dbl-lab-rail button span{font-size:11px;font-weight:800;line-height:1.25}
.dbl-lab-card{padding:30px;border-top:4px solid #70bfff}.dbl-lab-card-top{display:flex;justify-content:space-between;margin-bottom:25px;color:#8390a4;font-size:9px;font-weight:900;letter-spacing:.15em}.dbl-lab-card-top b{color:#70bfff}.dbl-concept-map{display:grid;grid-template-columns:1fr auto 1fr auto 1fr;gap:14px;align-items:center;margin:35px 0}.dbl-concept-map>span{min-height:155px;display:flex;flex-direction:column;align-items:center;justify-content:center;border:1px solid rgba(112,191,255,.45);background:linear-gradient(145deg,#102740,#081523)}.dbl-concept-map b{display:grid;place-items:center;width:34px;height:34px;margin-bottom:14px;border-radius:50%;background:#70bfff;color:#071321}.dbl-concept-map strong{font-size:18px;letter-spacing:.1em}.dbl-concept-map small{margin-top:8px;color:var(--muted);font-size:10px}.dbl-concept-map>i{color:#70bfff;font-size:28px;font-style:normal}
.dbl-predict{margin-bottom:17px;padding:20px;border:1px solid rgba(247,190,83,.42);background:rgba(83,57,10,.13)}.dbl-predict>small{color:var(--gold);font-size:9px;font-weight:900;letter-spacing:.17em}.dbl-predict h3{margin:8px 0 13px;font:500 23px/1.2 var(--serif)}.dbl-predict>div{display:flex;flex-wrap:wrap;gap:8px}.dbl-predict button{border:1px solid #4a5870;padding:10px 13px;background:#0a1728;color:#d7deeb;font:700 12px/1.3 var(--sans);cursor:pointer}.dbl-predict button:hover,.dbl-predict button.is-selected{border-color:var(--gold);background:rgba(247,190,83,.14);color:#fff}
.dbl-code-studio{overflow:hidden;border:1px solid #344762;background:#06111f}.dbl-editor-head{height:42px;display:flex;align-items:center;justify-content:space-between;padding:0 14px;border-bottom:1px solid #243751;background:#0c1a2c}.dbl-editor-head span{display:flex;gap:6px}.dbl-editor-head i{width:9px;height:9px;border-radius:50%;background:#ff726f}.dbl-editor-head i:nth-child(2){background:#f7be53}.dbl-editor-head i:nth-child(3){background:#49e0c3}.dbl-editor-head b{color:#8fa0b7;font-size:10px;letter-spacing:.12em}.dbl-code-studio textarea{box-sizing:border-box;width:100%;min-height:210px;resize:vertical;border:0;padding:22px;background:#071321;color:#eaf2ff;font:500 16px/1.65 ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;tab-size:4}.dbl-code-studio textarea:focus{outline:2px solid #70bfff;outline-offset:-2px}.dbl-code-actions{display:flex;align-items:center;gap:9px;padding:12px 14px;border-top:1px solid #243751;background:#0c1a2c}.dbl-code-actions .dbl-button{min-height:42px;padding:10px 20px}.dbl-code-actions>button:not(.dbl-button){border:1px solid #3f5068;padding:10px 15px;background:transparent;color:#bdc7d7;font-weight:800;cursor:pointer}.dbl-code-actions>button:hover{border-color:#70bfff;color:#fff}.dbl-lab-hint{padding:13px 17px;border-top:1px solid rgba(247,190,83,.4);background:rgba(97,64,8,.2);color:#f7d992;font-size:13px;line-height:1.5}.dbl-output{min-height:95px;padding:16px 20px;border-top:1px solid #243751;background:#030b14}.dbl-output small{color:#70bfff;font-size:8px;font-weight:900;letter-spacing:.17em}.dbl-output pre{margin:10px 0 0;white-space:pre-wrap;overflow-wrap:anywhere;color:#cfe4d8;font:500 14px/1.55 ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace}.dbl-lab-feedback{margin-top:13px;padding:13px 16px;border-left:3px solid #55647a;background:rgba(17,32,52,.7);color:#aeb9ca;font-size:13px;line-height:1.5}.dbl-lab-feedback.is-success{border-left-color:var(--mint);color:#c9f8eb;background:rgba(21,83,72,.18)}
.dbl-python-source{margin:18px 0 24px;padding:18px 22px;border-left:3px solid #70bfff;background:rgba(9,21,38,.72)}.dbl-python-source p{margin:0;color:#aeb9ca;font-size:13px;line-height:1.65}.dbl-python-source a{color:#8dccff}.dbl-concept-choice>small{color:#70bfff;font-size:12px;font-weight:900;letter-spacing:.13em}.dbl-concept-choice h3{max-width:720px;margin:10px 0 20px;font:500 28px/1.25 var(--serif)}.dbl-concept-choice>div{display:grid;grid-template-columns:1fr 1fr;gap:10px}.dbl-concept-choice>div button{min-height:64px;border:1px solid #40506a;padding:13px 16px;background:#091525;color:#dbe4f2;font:700 14px/1.4 var(--sans);text-align:left;cursor:pointer}.dbl-concept-choice>div button:hover,.dbl-concept-choice>div button.is-selected{border-color:#70bfff;background:rgba(58,145,207,.16);box-shadow:inset 4px 0 #70bfff}.dbl-concept-choice>.dbl-button{margin-top:15px}.dbl-idea-flow{display:grid;grid-template-columns:1fr auto 1fr auto 1fr auto 1fr;gap:9px;align-items:center;margin:20px 0}.dbl-idea-flow>span{min-height:135px;display:flex;flex-direction:column;justify-content:center;padding:16px;border:1px solid rgba(112,191,255,.42);background:#09192a}.dbl-idea-flow b{color:#8dccff;font-size:14px;letter-spacing:.06em}.dbl-idea-flow small{margin-top:10px;color:#aeb9ca;font-size:12px;line-height:1.45}.dbl-idea-flow>i{color:#70bfff;font-size:22px;font-style:normal}.dbl-key-idea{margin:18px 0 22px;padding:18px 20px;border-left:4px solid var(--gold);background:rgba(91,61,8,.18)}.dbl-key-idea>b{color:var(--gold);font-size:13px;text-transform:uppercase;letter-spacing:.1em}.dbl-key-idea p{margin:8px 0 0;color:#d6deeb;font-size:15px;line-height:1.6}.dbl-lab-credit{margin:20px 0 0;text-align:right;color:#6f7c91;font-size:12px}
.dbl-concept-choice>div button.is-correct{border-color:var(--mint);background:rgba(73,224,195,.16);box-shadow:inset 5px 0 var(--mint);color:#e8fff9}.dbl-concept-choice>div button.is-wrong{border-color:var(--gold);background:rgba(247,190,83,.12);box-shadow:inset 5px 0 var(--gold);color:#fff3d2}.dbl-lab-feedback.is-answer{margin-top:18px;padding:18px 20px;font-size:15px;font-weight:700;line-height:1.6}.dbl-lab-feedback.is-answer:before{display:block;margin-bottom:6px;font-size:11px;font-weight:900;letter-spacing:.14em}.dbl-lab-feedback.is-answer.is-correct{border-left:5px solid var(--mint);background:rgba(25,105,89,.3);color:#d8fff5}.dbl-lab-feedback.is-answer.is-correct:before{content:"ANSWER FEEDBACK";color:var(--mint)}.dbl-lab-feedback.is-answer.is-wrong{border-left:5px solid var(--gold);background:rgba(112,73,8,.28);color:#fff0c8}.dbl-lab-feedback.is-answer.is-wrong:before{content:"READ THIS, THEN TRY AGAIN";color:var(--gold)}.dbl-lab-finish{display:grid;grid-template-columns:64px 1fr auto;gap:20px;align-items:center;margin:25px 0 0;padding:25px 28px;border:1px solid rgba(73,224,195,.5);border-left:5px solid var(--mint);background:linear-gradient(135deg,rgba(20,82,72,.42),rgba(9,26,40,.96))}.dbl-lab-finish>span{display:grid;place-items:center;width:58px;height:58px;border-radius:50%;background:var(--mint);color:#06151e;font-size:28px;font-weight:900}.dbl-lab-finish h2{margin:3px 0 6px;font:500 30px/1.1 var(--serif)}.dbl-lab-finish p:not(.dbl-eyebrow){margin:0;color:#c2d4d2;font-size:14px;line-height:1.5}.dbl-lab-finish .dbl-button{white-space:nowrap}
@media(max-width:760px){.dbl-python-launch{grid-template-columns:1fr;gap:27px;padding:25px 18px}.dbl-python-launch h2{font-size:36px}.dbl-python-flow{gap:6px}.dbl-python-flow>span{width:82px;height:100px}.dbl-python-flow b{font-size:23px}.dbl-python-flow>i{font-size:18px}.dbl-python-resources{grid-template-columns:1fr}.dbl-lab-header{grid-template-columns:1fr 76px;gap:12px;margin:28px 0}.dbl-lab-header h1{font-size:42px}.dbl-lab-header>div>p:last-child{font-size:14px}.dbl-lab-header aside{height:90px}.dbl-lab-header aside b{font-size:38px}.dbl-lab-header aside span{font-size:8px}.dbl-lab-layout{grid-template-columns:1fr}.dbl-lab-rail{position:static;display:grid;grid-template-columns:repeat(3,1fr)}.dbl-lab-rail button{display:flex;justify-content:center;padding:8px}.dbl-lab-rail button span{display:none}.dbl-lab-card{padding:22px 14px}.dbl-concept-map{grid-template-columns:1fr;gap:8px}.dbl-concept-map>span{min-height:102px}.dbl-concept-map>i{transform:rotate(90deg);text-align:center}.dbl-predict>div{display:grid}.dbl-code-studio textarea{min-height:250px;font-size:14px;padding:17px 13px}.dbl-code-actions{display:grid;grid-template-columns:1fr 1fr}.dbl-code-actions .dbl-button{grid-column:1/3;width:100%}}
.dbl-code-continue{display:block;width:100%;margin-top:15px}
@media(max-width:760px){.dbl-concept-choice h3{font-size:24px}.dbl-concept-choice>div{grid-template-columns:1fr}.dbl-idea-flow{grid-template-columns:1fr}.dbl-idea-flow>span{min-height:95px}.dbl-idea-flow>i{transform:rotate(90deg);text-align:center}.dbl-python-source{padding:16px}}
@media(max-width:760px){.dbl-lab-finish{grid-template-columns:48px 1fr;padding:20px 16px}.dbl-lab-finish>span{width:44px;height:44px;font-size:22px}.dbl-lab-finish .dbl-button{grid-column:1/3;width:100%}}

/* Art Gallery · ungraded close looking and animation lab */
.is-coral{--subject-accent:#ff9575}.dbl-path-wrap.is-coral .dbl-path-hero>span,.dbl-path-wrap.is-coral .dbl-lesson-row>b{color:#ff9575}.dbl-path-wrap.is-coral .dbl-lesson-row:hover{border-color:#ff9575}.dbl-wrap.is-coral .dbl-eyebrow{color:#ffac91}.dbl-button-coral{border:0;background:linear-gradient(135deg,#ffad8f,#ff7d72);color:#211017;box-shadow:0 13px 34px rgba(255,125,114,.2)}
.dbl-gallery-link{width:100%;display:grid;grid-template-columns:130px 1fr auto;align-items:center;gap:20px;margin:-18px 0 34px;padding:18px 22px;border:1px solid rgba(255,149,117,.38);background:linear-gradient(100deg,rgba(255,149,117,.13),rgba(12,25,44,.88));color:#fff;text-align:left;cursor:pointer}.dbl-gallery-link span{color:#ffac91;font-size:10px;font-weight:900;letter-spacing:.18em}.dbl-gallery-link b{font:500 18px/1.3 var(--serif)}.dbl-gallery-link i{color:#ff9575;font-size:24px;font-style:normal}.dbl-gallery-link:hover{border-color:#ff9575}
.dbl-art-wrap{padding-top:42px}.dbl-art-header{display:grid;grid-template-columns:minmax(0,1fr) 135px;gap:34px;align-items:center;margin:32px 0}.dbl-art-header h1{margin:5px 0 12px;font:500 clamp(46px,6vw,72px)/.98 var(--serif);letter-spacing:-.03em}.dbl-art-header>div>p:last-child{max-width:780px;color:#bdc7d7;font-size:16px;line-height:1.65}.dbl-art-header aside{height:132px;display:flex;flex-direction:column;align-items:center;justify-content:center;border:1px solid rgba(255,149,117,.48);background:linear-gradient(145deg,rgba(80,36,38,.55),#0b192b)}.dbl-art-header aside small{color:#ffac91;font-size:8px;font-weight:900;letter-spacing:.15em}.dbl-art-header aside b{margin:5px 0;color:#ffac91;font:600 50px/1 var(--serif)}.dbl-art-header aside b i{color:#8f8290;font-size:21px;font-style:normal}.dbl-art-header aside span{color:var(--muted);font-size:10px;letter-spacing:.08em}
.dbl-art-steps{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:7px;margin-bottom:12px}.dbl-art-steps button{min-height:60px;display:flex;align-items:center;gap:9px;border:1px solid var(--line);padding:9px;background:#091525;color:#738096;text-align:left;cursor:pointer}.dbl-art-steps button:hover,.dbl-art-steps button.is-active{border-color:#ff9575;color:#fff}.dbl-art-steps button.is-active{background:rgba(255,128,111,.12)}.dbl-art-steps b{display:grid;place-items:center;min-width:28px;height:28px;border:1px solid #3a4a61;color:#ffac91;font-size:9px}.dbl-art-steps button.is-visited b{border-color:#ff9575;background:#ff9575;color:#241319}.dbl-art-steps span{font-size:10px;font-weight:850;line-height:1.2}
.dbl-art-stage{overflow:hidden;border-top:4px solid #ff9575}.dbl-art-stage-top{height:48px;display:flex;align-items:center;justify-content:space-between;padding:0 22px;border-bottom:1px solid var(--line);background:#0b182a;color:#7e899b;font-size:9px;font-weight:900;letter-spacing:.15em}.dbl-art-stage-top b{color:#ffac91}.dbl-art-stage>section{padding:34px}.dbl-art-instruction,.dbl-art-caption{color:#98a5b9;font-size:13px;line-height:1.55}.dbl-art-image{position:relative;overflow:hidden;background:#03080f}.dbl-art-image img{display:block;width:100%;height:auto;max-height:700px;object-fit:contain;transition:filter .35s ease,transform .25s ease;transform-origin:center}.dbl-art-first>.dbl-art-image{display:grid;place-items:center;min-height:420px}.dbl-art-prompt{max-width:820px;margin:28px auto 0;text-align:center}.dbl-art-prompt>span{color:#ffac91;font-size:9px;font-weight:900;letter-spacing:.18em}.dbl-art-prompt>p{font:500 27px/1.38 var(--serif);color:#f1e9e7}.dbl-art-prompt details{margin-top:22px;padding-top:18px;border-top:1px solid var(--line)}.dbl-art-prompt summary{display:inline-flex;padding:11px 16px;border:1px solid #526076;color:#dce4ef;font-size:12px;font-weight:850;cursor:pointer}.dbl-art-prompt details h2{margin:20px 0 5px;font:500 34px/1.1 var(--serif)}.dbl-art-prompt details p{margin:0;color:var(--muted)}
.dbl-art-closer{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(250px,.65fr);gap:25px;align-items:start}.dbl-art-closer .dbl-art-image{min-height:420px}.dbl-art-image.is-zoomable{cursor:zoom-in}.dbl-art-hotspot{position:absolute;z-index:3;display:flex;align-items:center;gap:7px;transform:translate(-50%,-50%);border:0;background:none;color:#fff;cursor:pointer}.dbl-art-hotspot b{display:grid;place-items:center;width:32px;height:32px;border:2px solid #fff;border-radius:50%;background:rgba(22,12,17,.72);box-shadow:0 0 0 7px rgba(255,149,117,.25);font-size:11px}.dbl-art-hotspot span{opacity:0;padding:7px 9px;background:#150f18;font-size:8px;font-weight:900;letter-spacing:.13em;transition:.2s}.dbl-art-hotspot:hover span,.dbl-art-hotspot.is-active span{opacity:1}.dbl-art-hotspot.is-active b{background:#ff9575;color:#251218}.dbl-art-slider{display:grid;grid-template-columns:auto 1fr 46px;align-items:center;gap:12px;margin-top:13px;color:#aeb8c8;font-size:11px;font-weight:800;letter-spacing:.08em}.dbl-art-slider input,.dbl-animation-controls input{accent-color:#ff9575}.dbl-art-slider output{text-align:right;color:#ffac91}.dbl-art-detail-cards{padding:20px;border:1px solid var(--line);background:#091525}.dbl-art-detail-cards article small{color:#ffac91;font-size:9px;font-weight:900;letter-spacing:.14em}.dbl-art-detail-cards h3{margin:9px 0 10px;font:500 28px/1.15 var(--serif)}.dbl-art-detail-cards p{color:#b3bfd0;line-height:1.65}
.dbl-art-story,.dbl-art-secret,.dbl-animation-lab{display:grid!important;grid-template-columns:minmax(300px,.9fr) minmax(0,1.1fr);gap:35px;align-items:center}.dbl-art-story .dbl-art-image img{max-height:610px}.dbl-art-story article h2,.dbl-art-secret article h2,.dbl-animation-lab article h2{margin:7px 0 17px;font:500 39px/1.08 var(--serif)}.dbl-art-story article>p:not(.dbl-eyebrow),.dbl-art-secret article>p:not(.dbl-eyebrow),.dbl-animation-lab article>p:not(.dbl-eyebrow){color:#bac5d5;font-size:15px;line-height:1.72}.dbl-art-story dl{display:grid;grid-template-columns:1fr 1fr;gap:1px;margin-top:26px;background:var(--line)}.dbl-art-story dl>div{padding:13px;background:#0a1728}.dbl-art-story dt{color:#ffac91;font-size:8px;font-weight:900;letter-spacing:.14em}.dbl-art-story dd{margin:6px 0 0;color:#dbe2ec;font-size:12px;line-height:1.4}
.dbl-secret-stage{position:relative;overflow:hidden;border:1px solid var(--line);background:#040a12}.dbl-secret-stage .dbl-art-image{overflow:visible}.dbl-secret-stage .dbl-art-overlay,.dbl-secret-stage .dbl-layer-label,.dbl-secret-stage .dbl-face-guide,.dbl-secret-stage .dbl-edge-light,.dbl-secret-stage .dbl-edge-dark{opacity:0;transition:.3s}.dbl-secret-stage.is-guide-visible .dbl-art-overlay,.dbl-secret-stage.is-guide-visible .dbl-layer-label,.dbl-secret-stage.is-guide-visible .dbl-face-guide,.dbl-secret-stage.is-guide-visible .dbl-edge-light,.dbl-secret-stage.is-guide-visible .dbl-edge-dark{opacity:1}.dbl-art-overlay{position:absolute;inset:0;width:100%;height:100%;overflow:visible}.dbl-art-overlay path{fill:none;stroke:#ff735f;stroke-width:1.4;stroke-linecap:round;filter:drop-shadow(0 1px 2px #000)}.dbl-layer-label{position:absolute;z-index:2;padding:8px 10px;border:1px solid #fff8;background:#0b1324cc;color:#fff;font-size:8px;font-weight:900;letter-spacing:.14em}.dbl-layer-label.is-back{left:12%;top:17%}.dbl-layer-label.is-mid{right:12%;top:48%}.dbl-layer-label.is-front{left:42%;bottom:12%}.dbl-face-guide{position:absolute;z-index:2;background:#ff8d76;box-shadow:0 0 4px #190a}.dbl-face-guide.is-vertical{left:49%;top:12%;width:1px;height:55%}.dbl-face-guide.is-eyes{left:31%;top:32%;width:38%;height:1px}.dbl-face-guide.is-mouth{left:41%;top:45%;width:19%;height:1px}.dbl-edge-light,.dbl-edge-dark{position:absolute;z-index:2;border:2px solid}.dbl-edge-light{left:17%;top:10%;width:38%;height:55%;border-color:#fff59f}.dbl-edge-dark{right:10%;bottom:8%;width:43%;height:44%;border-color:#ff735f}.dbl-secret-stage.is-zoom img{transform-origin:48% 48%}.dbl-art-secret .dbl-button{margin-top:13px}
.dbl-art-response{max-width:850px;margin:auto}.dbl-art-response h2{margin:8px 0 22px;font:500 clamp(30px,4vw,43px)/1.25 var(--serif)}.dbl-art-choices{display:flex;flex-wrap:wrap;gap:9px;margin-bottom:27px}.dbl-art-choices button{border:1px solid #48576d;padding:11px 15px;background:#091525;color:#d9e1eb;font-weight:750;cursor:pointer}.dbl-art-choices button:hover,.dbl-art-choices button.is-selected{border-color:#ff9575;background:rgba(255,149,117,.15);box-shadow:inset 4px 0 #ff9575}.dbl-art-response label{display:block;color:#ffac91;font-size:10px;font-weight:900;letter-spacing:.12em}.dbl-art-response textarea{display:block;width:100%;min-height:180px;margin-top:9px;border:1px solid var(--line);padding:17px;background:#071426;color:#f4f6fa;font:400 16px/1.6 var(--sans);resize:vertical}.dbl-art-response textarea:focus{outline:2px solid #ff9575;outline-offset:2px}
.dbl-animation-lab{align-items:start}.dbl-animation-lab article aside{margin-top:25px;padding:18px;border-left:4px solid #ff9575;background:rgba(255,149,117,.09)}.dbl-animation-lab article aside b,.dbl-animation-lab article aside span{display:block}.dbl-animation-lab article aside b{color:#ffac91;font-size:9px;letter-spacing:.15em}.dbl-animation-lab article aside span{margin-top:7px;color:#d9e1eb;font-size:13px;line-height:1.55}.dbl-animation-workbench{overflow:hidden;border:1px solid #35445a;background:#06111e}.dbl-animation-stage{position:relative;min-height:360px;display:grid;place-items:center;overflow:hidden;background:#02070d}.dbl-animation-stage .dbl-art-image{width:100%;height:100%;display:grid;place-items:center;overflow:visible}.dbl-animation-stage img{max-height:430px;transform-origin:center;will-change:transform}.dbl-animation-controls{padding:16px;border-top:1px solid #35445a;background:#0b192b}.dbl-animation-play{width:100%;margin-bottom:15px;border:1px solid #ff9575;padding:12px;background:rgba(255,149,117,.12);color:#ffd7ca;font-weight:900;cursor:pointer}.dbl-animation-controls label{display:grid;grid-template-columns:1fr 1.4fr 42px;align-items:center;gap:10px;margin:10px 0;color:#aeb9ca;font-size:10px;font-weight:800}.dbl-animation-controls output{color:#ffac91;text-align:right}.dbl-fps{display:flex;align-items:center;gap:7px;margin-top:14px;padding-top:13px;border-top:1px solid #2c3b50}.dbl-fps span{margin-right:auto;color:#8795aa;font-size:8px;font-weight:900;letter-spacing:.14em}.dbl-fps button{border:1px solid #44536a;padding:7px 9px;background:#081525;color:#cbd5e3;font-size:10px;font-weight:800;cursor:pointer}.dbl-fps button.is-selected{border-color:#ff9575;background:#ff9575;color:#29151a}
.dbl-animation-lab.has-theory{grid-template-columns:1fr;gap:28px}.dbl-animation-lab.has-theory>article>p:not(.dbl-eyebrow){max-width:760px}.dbl-animation-theory{margin-top:27px}.dbl-theory-label{margin:0 0 10px;color:#ffac91;font-size:9px;font-weight:900;letter-spacing:.16em}.dbl-theory-definition{padding:21px 23px;border:1px solid rgba(117,217,255,.48);background:linear-gradient(135deg,rgba(30,91,119,.24),rgba(9,24,41,.85))}.dbl-theory-definition h3,.dbl-theory-grid h3{margin:0 0 10px;font:600 22px/1.2 var(--serif);color:#f4f7fb}.dbl-theory-definition p{margin:0;color:#c3cede;font-size:14px;line-height:1.72}.dbl-keyframe-diagram{display:grid;grid-template-columns:1fr auto 1fr auto 1fr;align-items:center;gap:9px;margin:13px 0}.dbl-keyframe-diagram span{min-height:85px;display:flex;flex-direction:column;justify-content:center;border:1px solid #40536d;padding:13px;background:#081525;text-align:center}.dbl-keyframe-diagram span:first-child{border-color:#75d9ff}.dbl-keyframe-diagram span:last-child{border-color:#ff9b7c}.dbl-keyframe-diagram b{color:#edf3fb;font-size:10px;line-height:1.35}.dbl-keyframe-diagram small{margin-top:6px;color:#8f9db1;font-size:9px;line-height:1.35}.dbl-keyframe-diagram i{color:#ffac91;font-size:20px;font-style:normal}.dbl-theory-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.dbl-theory-grid article{padding:18px;border:1px solid #34465f;background:#091628}.dbl-theory-grid h3{font-size:19px}.dbl-theory-grid ul,.dbl-theory-grid ol{margin:0;padding-left:19px;color:#b9c5d6;font-size:12px;line-height:1.58}.dbl-theory-grid li+li{margin-top:7px}.dbl-animation-lab.has-theory>article>aside{max-width:760px}
.dbl-camera-builder{padding:17px 18px 15px;border-bottom:1px solid #35445a;background:linear-gradient(135deg,#0d2035,#101a2c)}.dbl-camera-directions b,.dbl-camera-directions span{display:block}.dbl-camera-directions b{color:#fff;font-size:10px;letter-spacing:.14em}.dbl-camera-directions span{margin-top:6px;color:#aebbd0;font-size:11px;line-height:1.5}.dbl-camera-select{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin:14px 0}.dbl-camera-select button{display:flex;align-items:center;gap:10px;min-height:58px;border:1px solid #465873;padding:10px 12px;background:#081524;color:#dfe7f3;text-align:left;cursor:pointer}.dbl-camera-select button>i{width:14px;height:14px;border:2px solid currentColor}.dbl-camera-select button>span,.dbl-camera-select button b,.dbl-camera-select button small{display:block}.dbl-camera-select button b{font-size:12px}.dbl-camera-select button small{margin-top:3px;color:#8f9db1;font-size:9px}.dbl-camera-select button:first-child{color:#75d9ff}.dbl-camera-select button:last-child{color:#ff9b7c}.dbl-camera-select button.is-selected{background:rgba(255,255,255,.08);box-shadow:inset 0 0 0 2px currentColor}.dbl-camera-select button.is-selected small{color:#fff}.dbl-camera-builder>label{display:grid;grid-template-columns:145px 1fr 42px;align-items:center;gap:10px;margin:9px 0;color:#aeb9ca;font-size:10px;font-weight:800}.dbl-camera-builder>label input{accent-color:#ff9575}.dbl-camera-builder>label output{color:#ffac91;text-align:right}.dbl-animation-stage.is-camera{cursor:crosshair}.dbl-camera-frame{position:absolute;z-index:4;transform:translate(-50%,-50%);pointer-events:none;border:2px solid;opacity:.62;transition:width .2s,height .2s,left .2s,top .2s,opacity .2s,box-shadow .2s}.dbl-camera-frame b{position:absolute;left:-2px;top:-22px;padding:4px 7px;background:#06111e;color:inherit;font-size:8px;letter-spacing:.12em;white-space:nowrap}.dbl-camera-frame.is-opening{border-color:#75d9ff;color:#75d9ff}.dbl-camera-frame.is-closing{border-color:#ff9b7c;color:#ff9b7c}.dbl-camera-frame.is-editing{z-index:5;opacity:1;box-shadow:0 0 0 2px currentColor,0 0 28px rgba(255,255,255,.24)}.dbl-animation-stage.is-previewing .dbl-camera-frame{opacity:0}.dbl-animation-stage.is-setting-view:after{content:"CLICK THE PAINTING TO PLACE THE SELECTED VIEW";position:absolute;z-index:6;left:50%;bottom:12px;transform:translateX(-50%);pointer-events:none;padding:7px 10px;background:rgba(4,12,22,.88);color:#fff;font-size:8px;font-weight:900;letter-spacing:.1em;white-space:nowrap}
.dbl-motion-walker{position:absolute;left:8%;bottom:14%;z-index:3;width:28px;height:82px;transform-origin:bottom}.dbl-motion-walker i{position:absolute;left:6px;top:0;width:18px;height:18px;border-radius:50%;background:#101117}.dbl-motion-walker b{position:absolute;left:0;top:17px;width:28px;height:65px;border-radius:45% 45% 13% 13%;background:#111217}.dbl-motion-wave{position:absolute;z-index:3;left:27%;bottom:12%;width:50%;fill:rgba(85,196,255,.55);stroke:#d8f6ff;stroke-width:2;transform-origin:50% 80%}.dbl-motion-gesture{position:absolute;z-index:3;left:45%;top:52%;width:22px;height:22px;border:2px solid #ffdf82;border-radius:50%;box-shadow:0 0 0 8px rgba(255,223,130,.18)}.dbl-motion-gesture i{position:absolute;left:8px;top:-45px;width:1px;height:42px;background:#ffdf82}.dbl-motion-gesture span{position:absolute;left:28px;top:2px;width:70px;color:#ffdf82;font-size:7px;font-weight:900;letter-spacing:.1em}.dbl-motion-ripple{position:absolute;z-index:2;width:39%;height:12%;border:2px solid rgba(173,236,255,.72);border-radius:50%}.dbl-motion-ripple.r1{left:12%;top:32%}.dbl-motion-ripple.r2{right:11%;bottom:25%}.dbl-motion-glint{position:absolute;z-index:3;inset:8%;background:radial-gradient(circle at 22% 27%,#fff 0 1px,transparent 2px),radial-gradient(circle at 62% 68%,#fff 0 2px,transparent 3px),radial-gradient(circle at 78% 34%,#fff 0 1px,transparent 2px);mix-blend-mode:screen}.dbl-motion-focus{position:absolute;z-index:3;left:54%;top:52%;width:28%;height:28%;border:2px solid rgba(255,207,127,.72);box-shadow:0 0 45px rgba(255,198,109,.32)}.dbl-motion-breath{position:absolute;z-index:3;left:38%;bottom:13%;width:28%;height:24%;border:1px solid rgba(255,219,186,.32);border-radius:50%}.dbl-motion-blink{position:absolute;z-index:4;top:31.4%;width:7.2%;height:2.2%;border-radius:50%;background:rgba(47,23,20,.82);opacity:0}.dbl-motion-blink.left{left:42%}.dbl-motion-blink.right{left:51%}
.dbl-art-nav{display:flex;justify-content:space-between;align-items:center;margin-top:18px}.dbl-art-nav>button:not(.dbl-button){border:0;background:none;padding:13px;color:#98a5b8;font-weight:750;cursor:pointer}.dbl-art-nav>button:disabled{opacity:.25}.dbl-source a{color:#ffac91}.dbl-gallery-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.dbl-gallery-grid article{overflow:hidden}.dbl-gallery-grid article>img{display:block;width:100%;height:300px;object-fit:cover}.dbl-gallery-grid article>div{padding:23px}.dbl-gallery-grid small{color:#ffac91;font-size:9px;font-weight:900;letter-spacing:.1em}.dbl-gallery-grid h2{margin:7px 0 9px;font:500 31px/1.1 var(--serif)}.dbl-gallery-grid p{min-height:45px;color:#aeb9ca;line-height:1.55}.dbl-gallery-grid button{border:0;background:none;padding:0;color:#ffac91;font-weight:850;cursor:pointer}.dbl-gallery-empty{padding:55px;text-align:center}.dbl-gallery-empty>span{color:#ff9575;font-size:55px}.dbl-gallery-empty h2{font:500 39px/1.1 var(--serif)}.dbl-gallery-empty p{color:var(--muted)}
@media(max-width:980px){.dbl-subjects{grid-template-columns:repeat(2,minmax(0,1fr))}.dbl-art-steps{grid-template-columns:repeat(3,1fr)}.dbl-art-closer,.dbl-art-story,.dbl-art-secret,.dbl-animation-lab{grid-template-columns:1fr}.dbl-art-detail-cards{min-height:170px}}
@media(max-width:820px){.dbl-theory-grid{grid-template-columns:1fr}.dbl-keyframe-diagram{grid-template-columns:1fr}.dbl-keyframe-diagram i{transform:rotate(90deg);text-align:center}.dbl-keyframe-diagram span{min-height:72px}}
@media(max-width:760px){.dbl-art-wrap{padding-top:28px}.dbl-art-header{grid-template-columns:1fr 78px;gap:13px}.dbl-art-header h1{font-size:42px}.dbl-art-header>div>p:last-child{font-size:13px}.dbl-art-header aside{height:92px}.dbl-art-header aside b{font-size:37px}.dbl-art-header aside span{display:none}.dbl-art-steps{gap:5px}.dbl-art-steps button{min-height:46px;justify-content:center;padding:6px}.dbl-art-steps span{display:none}.dbl-art-stage>section{padding:23px 15px}.dbl-art-first>.dbl-art-image,.dbl-art-closer .dbl-art-image{min-height:250px}.dbl-art-prompt>p{font-size:23px}.dbl-art-closer{gap:16px}.dbl-art-story article h2,.dbl-art-secret article h2,.dbl-animation-lab article h2{font-size:32px}.dbl-art-story dl{grid-template-columns:1fr}.dbl-animation-stage{min-height:270px}.dbl-animation-controls label,.dbl-camera-builder>label{grid-template-columns:1fr}.dbl-animation-controls output,.dbl-camera-builder>label output{text-align:left}.dbl-camera-select{grid-template-columns:1fr}.dbl-animation-stage.is-setting-view:after{max-width:88%;white-space:normal;text-align:center}.dbl-gallery-link{grid-template-columns:1fr auto}.dbl-gallery-link span{grid-column:1/3}.dbl-gallery-grid{grid-template-columns:1fr}.dbl-gallery-grid article>img{height:240px}.dbl-art-nav{gap:10px}.dbl-art-nav .dbl-button{padding:13px 16px}.dbl-gallery-empty{padding:38px 18px}}