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560px){.db-stats{flex-direction:column}}.db-stat{flex:1;min-width:0;display:flex;flex-direction:column;gap:4px;padding:var(--db-stat-pad);border-radius:var(--db-stat-radius);background:var(--surface-inset)}.db-stat b{font:800 var(--db-stat-num)/1 var(--font-display);color:var(--text)}.db-stat.green b{color:var(--green)}.db-stat span{font:500 var(--db-stat-label)/1.3 var(--font-body);color:var(--dim)}.db-proven{display:flex;align-items:center;gap:10px;padding:10px 0;border-bottom:1px solid var(--line-subtle)}.db-proven:last-child{border-bottom:0}.db-proven-dot{width:var(--db-dot);height:var(--db-dot);border-radius:50%;flex:none;background:var(--dim)}.db-proven-dot.strong{background:var(--green)}.db-proven-dot.moderate{background:var(--brand-fg)}.db-proven-dot.weak{background:var(--warn)}.db-proven-txt{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}.db-proven-txt b{font:700 var(--db-row-title)/1.3 var(--font-body);color:var(--text);overflow:hidden;text-overflow:ellipsis}.db-proven-txt span{font:500 var(--db-row-sub)/1.3 var(--font-body);color:var(--dim)}.db-grade{flex:none;padding:var(--db-grade-pad);border-radius:var(--r-pill);font:800 var(--db-kicker-size)/1.3 var(--font-body)}.db-next{padding:20px}.db-next-item{display:flex;align-items:center;gap:var(--db-card-gap);padding:var(--db-next-pad);border-radius:var(--db-next-radius);color:inherit;text-decoration:none}.db-next-item.current{background:var(--surface-inset)}.db-next-txt{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}.db-next-txt b{font:700 14.5px/1.3 var(--font-body);color:var(--text)}.db-next-txt span{font:500 12.5px/1.3 var(--font-body);color:var(--dim)}.db-tag{flex:none;padding:5px 12px;border-radius:var(--r-pill);font:800 var(--db-kicker-size)/1.3 var(--font-body);background:var(--surface-raised);color:var(--dim)}.db-tag.current{background:var(--gradient-control);color:var(--text-on-brand)}:root{--cp-card-pad: 24px;--cp-card-radius: 18px;--cp-card-gap: 12px;--cp-hero-pad: 28px;--cp-export-pad: 22px;--cp-hero-gap: 28px;--cp-hero-title: 34px;--cp-hero-body: 15px;--cp-big-num: 44px;--cp-big-pad: 18px 26px;--cp-big-radius: 16px;--cp-sect-title: 17px;--cp-sect-note: 13px;--cp-row-title: 14px;--cp-row-value: 12.5px;--cp-bar-h: 12px;--cp-bar-radius: 6px;--cp-row-gap: 6px;--cp-legend-gap: 20px;--cp-legend-dot: 10px}.cp-card{display:flex;flex-direction:column;gap:var(--cp-card-gap);padding:var(--cp-card-pad);border:1px solid 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var(--font-body);color:var(--dim)}.cp-export{padding:var(--cp-export-pad)}.cp-export-row{display:flex;align-items:center;gap:var(--cp-legend-gap);flex-wrap:wrap}.cp-export-col{flex:1;min-width:0;display:flex;flex-direction:column;gap:4px}.cp-export-col b{font:800 16px/1.2 var(--font-display);color:var(--text)}.cp-export-col span{font:500 var(--cp-sect-note)/1.45 var(--font-body);color:var(--dim)}.cp-export-actions{flex:none;display:flex;gap:10px}.cp-export-actions .btn{height:44px;padding:0 18px;border-radius:12px;font-weight:700}.cp-sect-title{margin:0;font:800 var(--cp-sect-title)/1.2 var(--font-display);color:var(--text)}.cp-sect-note{margin:0;font:500 var(--cp-sect-note)/1.45 var(--font-body);color:var(--dim)}.cp-domain{display:flex;flex-direction:column;gap:var(--cp-row-gap)}.cp-domain-head{display:flex;align-items:center;gap:8px}.cp-domain-head b{flex:1;min-width:0;font:700 var(--cp-row-title)/1.3 var(--font-body);color:var(--text)}.cp-domain-head span{flex:none;font:500 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22px;--st-card-radius: 18px;--st-card-gap: 12px;--st-title: 16px;--st-note: 13px;--st-row-pad: 12px 14px;--st-row-radius: 10px;--st-row-size: 13.5px;--st-chip-pad: 8px 14px;--st-chip-size: 12.5px;--st-btn-h: 44px}.st-card{display:flex;flex-direction:column;gap:var(--st-card-gap);padding:var(--st-card-pad);border:1px solid var(--line);border-radius:var(--st-card-radius);background:var(--surface);margin-bottom:var(--s-4)}.st-card>h2{margin:0;font:800 var(--st-title)/1.2 var(--font-display);color:var(--text)}.st-note{margin:0;font:500 var(--st-note)/1.45 var(--font-body);color:var(--dim)}.st-row{display:flex;align-items:center;gap:12px;padding:var(--st-row-pad);border-radius:var(--st-row-radius);background:var(--surface-raised);font-size:var(--st-row-size)}.st-row b{flex:1;min-width:0;font-weight:700;color:var(--text-secondary)}.st-row span{flex:none;font-weight:500;color:var(--dim);overflow:hidden;text-overflow:ellipsis}.st-chips{display:flex;flex-wrap:wrap;gap:8px}.st-chip{padding:var(--st-chip-pad);border:0;border-radius:var(--r-pill);cursor:pointer;background:var(--surface-raised);color:var(--dim);font:700 var(--st-chip-size)/1.2 var(--font-body)}.st-chip.active{background:var(--gradient-control);color:var(--text-on-brand);font-weight:800}.st-seg{align-self:flex-start;display:inline-flex;gap:4px;padding:4px;border-radius:var(--r-pill);background:var(--surface-raised)}.st-seg button{border:0;cursor:pointer;padding:var(--st-chip-pad);border-radius:var(--r-pill);background:transparent;color:var(--text-secondary);font:700 var(--st-chip-size)/1.2 var(--font-body)}.st-seg button.active{background:var(--gradient-control);color:var(--text-on-brand);font-weight:800}.st-actions{display:flex;flex-wrap:wrap;gap:10px}.st-actions .btn{height:var(--st-btn-h);padding:0 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var(--font-body);text-decoration:none}.acct-link:hover{color:var(--text);border-color:var(--line)}.acct-link:focus-visible{outline:2px solid var(--brand-blue);outline-offset:2px}.acct-link.active{background:var(--surface);color:var(--text);font-weight:700;border-color:var(--line);overflow:hidden}.acct-link.active:before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--gradient-control)}.acct-out{margin-top:8px}.acct-out:after{content:"";position:absolute;left:0;right:0;top:-8px;border-top:1px solid var(--line)}.acct-body{min-width:0}.acct-body>.st-card:last-child{margin-bottom:0}@media (max-width: 767px){.acct-grid{display:block}.acct-side{position:sticky;top:var(--header-h, 0px);z-index:5;max-height:none;overflow:visible;margin:0 calc(-1 * var(--gutter, 16px)) 16px;padding:8px var(--gutter, 16px);background:var(--cab-page, var(--bg-subtle));border-bottom:1px solid var(--line-faint)}.acct-nav{flex-direction:row;flex-wrap:nowrap;overflow-x:auto;scrollbar-width:thin}.acct-link{width:auto;flex:none;white-space:nowrap}.acct-out{margin-top:0}.acct-out:after{content:none}}:root{--au-card-w: 460px;--au-card-bg: #ffffff;--au-card-line: rgb(10 15 26 / 8%);--au-card-shadow: 0 1px 2px rgb(10 15 26 / 4%);--au-tile-bg: #f1f4f8;--au-tile-line: rgb(10 15 26 / 8%);--au-ink: #0a0f1a;--au-body: #4b5a6d;--au-muted: #5e6b7d;--au-link: #2b5f93;--au-group-bg: #f7f8fa;--au-group-line: rgb(10 15 26 / 10%);--au-box-line: rgb(10 15 26 / 35%);--au-btn-bg: #ffffff;--au-btn-line: rgb(10 15 26 / 14%);--au-note-bg: rgb(63 130 194 / 8%);--au-note-line: rgb(63 130 194 / 20%);--au-note-icon: #3f82c2;--au-warn-bg: rgb(208 116 60 / 10%);--au-warn-line: rgb(208 116 60 / 28%);--au-warn-ink: #a9521a;--au-warn-dot: #c2621f;--au-failed-glow: rgb(43 95 147 / 50%);--consent-tag-required: #8e4413;--consent-tag-optional: #5e6b7d}:root[data-theme=dark]{--au-card-bg: #12151c;--au-card-line: rgb(255 255 255 / 8%);--au-card-shadow: inset 0 1px 0 rgb(255 255 255 / 4%);--au-tile-bg: #191d26;--au-tile-line: rgb(255 255 255 / 8%);--au-ink: #f3f8fc;--au-body: #a9b8c9;--au-muted: #a9b8c9;--au-link: #8dbde3;--au-group-bg: rgb(255 255 255 / 4%);--au-group-line: rgb(255 255 255 / 12%);--au-box-line: rgb(255 255 255 / 35%);--au-btn-bg: rgb(255 255 255 / 6%);--au-btn-line: rgb(255 255 255 / 16%);--au-note-bg: rgb(63 130 194 / 16%);--au-note-line: rgb(108 180 214 / 22%);--au-note-icon: #6cb4d6;--au-warn-bg: rgb(224 138 82 / 12%);--au-warn-line: rgb(224 138 82 / 30%);--au-warn-ink: #e08a52;--au-warn-dot: #e08a52;--consent-tag-required: #f0a06a;--consent-tag-optional: #a9b8c9}.auth-stage{display:flex;align-items:center;justify-content:center;padding:var(--s-6) var(--page-inset);min-height:70vh}.auth-card{width:100%;max-width:var(--au-card-w);box-sizing:border-box;display:flex;flex-direction:column;align-items:center;gap:22px;padding:40px 36px 30px;border:1px solid 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var(--au-link);outline-offset:2px}.auth-google:disabled{opacity:.45;cursor:not-allowed}.auth-consent-hint{margin:0;font:400 16px/1.5 var(--font-body);color:var(--au-muted)}.consent-box{display:flex;align-items:flex-start;gap:10px;width:100%;font:500 16px/1.5 var(--font-body);color:var(--text);cursor:pointer}.consent-box input{flex:none;width:20px;height:20px;margin:2px 0 0;accent-color:var(--link);cursor:pointer}.consent-link{color:var(--link);text-decoration:underline;text-underline-offset:2px}.auth-consents{width:100%;box-sizing:border-box;display:flex;flex-direction:column;gap:12px;text-align:left;padding:14px 16px;border-radius:12px;background:var(--au-group-bg);border:1px solid var(--au-group-line)}.auth-consents .consent-box{font:400 16px/1.45 var(--font-body);color:var(--au-ink)}.auth-consents .consent-link{color:var(--au-link)}.auth-consents .consent-box input{-moz-appearance:none;appearance:none;-webkit-appearance:none;width:22px;height:22px;margin:1px 0 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var(--line);border-radius:12px;background:var(--surface)}.checkout-terms p{margin:0 0 6px;font:600 16px/1.5 var(--font-body);color:var(--text)}.checkout-onetime{margin:0;padding:0 0 0 20px;font:400 16px/1.5 var(--font-body);color:var(--text)}.consent-modal .consent-box{margin:8px 0}.auth-note{width:100%;box-sizing:border-box;display:flex;gap:12px;text-align:left;padding:14px 16px;border-radius:12px;background:var(--au-note-bg);border:1px solid var(--au-note-line)}.auth-note svg{flex:none;color:var(--au-note-icon)}.auth-note div{display:flex;flex-direction:column;gap:4px}.auth-note b{font:600 16px/1.5 var(--font-body);color:var(--au-ink)}.auth-note span{font:400 16px/1.5 var(--font-body);color:var(--au-body)}.auth-switch{margin:0;font:400 16px/1.5 var(--font-body);color:var(--au-muted)}.auth-switch 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var(--font-body);color:var(--pay-ink)}.rv-text-wrap{position:relative;display:block}.rv-text{box-sizing:border-box;display:block;width:100%;min-height:112px;padding:13px 15px 30px;border-radius:12px;border:1px solid var(--rv-edge);background:var(--rv-field);font:400 16px/1.55 var(--font-body);color:var(--pay-ink);resize:vertical}.rv-text::placeholder{color:var(--pay-muted);opacity:1}.rv-count{position:absolute;right:13px;bottom:10px;font:400 14px/1.55 var(--font-mono);color:var(--pay-muted);pointer-events:none}.rv-foot{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;padding-top:16px;border-top:1px solid var(--pay-line)}.rv-shown{display:inline-flex;align-items:center;gap:7px;color:var(--pay-muted)}.rv-send{min-height:38px;padding:0 18px;border-radius:10px;border:1px solid var(--rv-send);background:var(--rv-send);font:600 16px/1 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10px)}.lp-hero-grid{display:flex;flex-wrap:wrap;align-items:center;gap:40px;padding:96px 0 64px}.lp-hero-copy{flex:1 1 520px;min-width:0;display:flex;flex-direction:column;align-items:flex-start;gap:28px}.lp-hero-title{margin:0;font:500 clamp(46px,6.4vw,88px)/.98 var(--font-display);letter-spacing:-.04em;background:linear-gradient(180deg,#fff 35%,#94a9bf);-webkit-background-clip:text;background-clip:text;color:transparent;text-wrap:balance}.lp-hero-lead{margin:0;max-width:520px;font:400 19px/1.55 var(--font-body);color:var(--text-secondary);text-wrap:pretty}.lp-hero-art{flex:1 1 440px;min-width:0;display:flex;justify-content:center}.lp-features{list-style:none;margin:0;padding:28px 0 48px;display:grid;grid-template-columns:repeat(auto-fit,minmax(min(250px,100%),1fr));gap:12px;border-top:1px solid rgba(255,255,255,.1)}.lp-feature{display:flex;align-items:center;gap:12px;padding:14px 16px;border-radius:20px;background:linear-gradient(180deg,#ffffff14,#ffffff08);backdrop-filter:blur(18px) 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0;display:grid;grid-template-columns:repeat(auto-fit,minmax(min(320px,100%),1fr));gap:22px}.lp-how-card{display:flex;flex-direction:column;padding:10px;border-radius:26px;background:var(--lp-card);border:1px solid var(--lp-card-edge);box-shadow:var(--lp-glass-shadow)}.lp-how-icon{margin:16px 16px 8px;width:44px;height:44px;border-radius:13px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#6cb4d6,#3f82c2);color:#04121f}.lp-how-copy{min-height:96px;padding:0 16px 14px;display:flex;flex-direction:column;gap:6px}.lp-how-copy strong{font:600 20px/1.25 var(--font-display);letter-spacing:-.01em;color:var(--text)}.lp-how-preview{flex:1;display:flex;flex-direction:column;padding:0 6px 6px}.lp-pv{flex:1;display:flex;flex-direction:column;gap:10px;padding:16px;border-radius:16px;background:var(--lp-inset);border:1px solid var(--lp-inset-edge)}.lp-pv-title{font:600 var(--lp-text-sm)/1.3 var(--font-body);color:var(--text)}.lp-pv-line{height:6px;width:92%;border-radius:3px;background:#0a0f1a1a}:root[data-theme=dark] .lp-pv-line{background:#ffffff26}.lp-pv-line-short{width:70%}.lp-pv-code{display:block;padding:10px 12px;border-radius:var(--r-sm);background:#0b111c;font:400 var(--lp-label)/1.6 var(--font-mono);color:#e6f3f8;white-space:pre;overflow-x:auto}.lp-pv-code b{font-weight:400}.lp-pv-code .k{color:#3f82c2}.lp-pv-code .n{color:#f2c46d}.lp-pv-code .s{color:#f3f8fc}.lp-pv-code i{font-style:normal;color:var(--mw-code-ln)}:root[data-theme=dark] .lp-pv-code i{color:#8fa0b3}.lp-pv-opt{display:flex;align-items:center;gap:8px;padding:8px 10px;border-radius:var(--r-sm);background:#fffc;border:1px solid rgba(10,15,26,.08);font:400 var(--lp-text-sm)/1.2 var(--font-body);color:var(--text)}.lp-pv-opt i{width:16px;height:16px;box-sizing:border-box;border-radius:50%;border:1.5px solid 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.lp-leave-card{background:#0e1520;border-color:#ffffff14;box-shadow:0 1px 2px #0000004d,0 18px 40px -24px #000000a6}#results .lp-leave-card h3{display:flex;flex-wrap:wrap;align-items:center;gap:8px;min-height:27px;margin:0 8px;font:600 20px/1.25 var(--font-body);letter-spacing:-.02em}#results .lp-leave-card h3 .lp-pill{line-height:1}#results .lp-leave-art{flex:1 1 auto;box-sizing:border-box;min-height:196px;padding:22px;border-radius:14px;display:flex;flex-direction:column;justify-content:center;background-color:#f2f4f7;background-image:linear-gradient(rgba(10,15,26,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(10,15,26,.05) 1px,transparent 1px);background-size:24px 24px;border:1px solid rgba(10,15,26,.08);box-shadow:none}:root[data-theme=dark] #results .lp-leave-art{background-color:#0b111b;background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);border-color:#ffffff14}#results .lp-mock-row i:first-child{background:#e3eaf2}#results .lp-mock-page .lp-mock-hero{background:linear-gradient(135deg,#dceaf6,#eef5fb)}#results .lp-mock-page .lp-mock-hero:after{background:#2b5f9359}.lp-cert.lq-cert{box-sizing:border-box;position:relative;display:flex;flex-direction:column;gap:8px;padding:20px;border-radius:6px;transform:none;background:#fbf9f4;border:1px solid rgba(10,15,26,.22);box-shadow:inset 0 0 0 4px #fbf9f4,inset 0 0 0 5px #0a0f1a1f,0 24px 44px -24px #0a0f1a8c;color:#0a0f1a}.lq-cert-top{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:4px}.lq-cert-brand{display:inline-flex;align-items:center;gap:8px;min-width:0;white-space:nowrap;font:600 14px/1 var(--font-body);letter-spacing:.16em;color:#0a0f1a}.lq-cert-seal{flex:none;line-height:0;opacity:.9}.lq-cert .lp-cert-head{font:500 14px/1.3 var(--font-body);letter-spacing:.16em;text-transform:none;color:#1f2a3a}.lq-cert .lp-cert-ids,.lq-cert .lp-cert-url{color:#5e6b7d}#results .lp-skills{padding:16px;border-radius:14px;background:#fff;border:1px solid rgba(10,15,26,.08);box-shadow:0 20px 40px -24px #0a0f1a59}:root[data-theme=dark] #results .lp-skills{background:#121a27;border-color:#ffffff14;box-shadow:0 20px 40px -24px #000c}#results .lp-skills-head strong{font:500 16px/1.3 var(--font-body);color:#0a0f1a}:root[data-theme=dark] #results .lp-skills-head strong{color:#f3f8fc}#results .lp-skills-head em{font:500 14px/1.2 var(--font-body);letter-spacing:.1em;color:#5e6b7d}:root[data-theme=dark] #results .lp-skills-head em{color:#a9b8c9}#results .lp-skill{font:400 16px/1.3 var(--font-body);color:#1f2a3a}:root[data-theme=dark] #results .lp-skill{color:#dce7f3}.lp-skill-row{display:flex;justify-content:space-between}.lp-skill-row b{font-weight:400;font-variant-numeric:tabular-nums;color:#5e6b7d}:root[data-theme=dark] .lp-skill-row b{color:#a9b8c9}#results .lp-skill i{height:4px;overflow:hidden;background:#0a0f1a14}:root[data-theme=dark] #results .lp-skill i{background:#ffffff14}#results .lp-skill em{background:#3f82c2}@media (prefers-reduced-motion: no-preference){#results[data-armed] .lq-bar{transform-origin:left center;transform:scaleX(0)}#results[data-playing] .lq-bar{animation:lq-bar 1.2s cubic-bezier(.2,.8,.2,1) both}#results[data-playing] .lq-bar-2{animation-delay:.15s}#results[data-playing] .lq-bar-3{animation-delay:.3s}#results[data-playing] .lq-bar-4{animation-delay:.45s}#results[data-armed] .lq-cert{opacity:0}#results[data-playing] .lq-cert{animation:lq-cert .8s ease-out both}}@keyframes lq-bar{0%{transform:scaleX(0)}to{transform:scaleX(1)}}@keyframes lq-cert{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}.lq-see-plans{align-self:flex-start;display:inline-flex;align-items:center;gap:8px;font:500 16px/1.4 var(--font-body);color:#2b5f93;text-decoration:none}.lq-see-plans:hover{color:#1f4c7a}.lq-see-plans svg{transition:transform .2s ease}.lq-see-plans:hover svg{transform:translate(3px)}.lq-see-plans:focus-visible{outline:2px solid #3f82c2;outline-offset:3px;border-radius:4px}:root[data-theme=dark] .lq-see-plans{color:#b9c8da}:root[data-theme=dark] .lq-see-plans:hover{color:#fff}@media (prefers-reduced-motion: reduce){.lq-see-plans svg{transition:none}}#demo .lp-stack{gap:48px}.lq-demo-head{align-items:flex-start;display:flex;flex-direction:column;gap:20px}.lq-demo-btn{align-self:flex-start;margin-top:4px;display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:52px;padding:0 26px;border-radius:999px;background:#2f6fa8;color:#fff;font:500 16px/1 var(--font-body);text-decoration:none;border:1px solid rgba(255,255,255,.18);box-shadow:inset 0 1px #ffffff38,0 1px 2px #0003,0 10px 24px -12px #2f6fa899;transition:background .2s,box-shadow .2s}.lq-demo-btn:hover{background:#2b63a0;box-shadow:inset 0 1px #ffffff42,0 1px 2px #0003,0 14px 28px -12px #2f6fa8b3}.lq-demo-btn:focus-visible{outline:2px solid 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span{background:#ffffff0d;color:#a9b8c9}.lq-ws{display:flex;gap:16px;padding:16px;align-items:stretch;height:640px;box-sizing:border-box;overflow:hidden;background:#f5f5f5;text-align:left;font:400 16px/1.5 var(--font-body)}:root[data-theme=dark] .lq-ws{background:#0a0b12}.lq-lesson{width:392px;flex:0 0 auto;box-sizing:border-box;display:flex;flex-direction:column;gap:14px;border-radius:20px;padding:14px;background:#fff;border:1px solid rgba(10,15,26,.09);box-shadow:0 24px 60px -32px #12264e47}:root[data-theme=dark] .lq-lesson,:root[data-theme=dark] .lq-editor{background:#161a22;border-color:#ffffff1a;box-shadow:0 24px 60px -32px #000000a6}.lq-tabs{display:flex;align-items:center;gap:4px;padding:4px;border-radius:14px;background:#eef1f5;border:1px solid rgba(10,15,26,.06)}.lq-tabs>span{flex:1 1 0;min-width:0;min-height:38px;padding:0 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var(--font-body);letter-spacing:-.02em;color:#0a0f1a}.lq-p{margin:0;line-height:1.55;color:#4b5a6d}.lq-note{border-radius:14px;padding:13px 15px;background:#3f82c21a;border:1px solid rgba(63,130,194,.28);display:flex;flex-direction:column;gap:5px;color:#4b5a6d}.lq-note b,.lq-use{font-weight:500;color:#0a0f1a}.lq-hint{display:flex;align-items:flex-start;gap:9px;padding:11px 13px;border-radius:12px;background:#3f82c21a;border:1px solid rgba(63,130,194,.28);line-height:1.45;color:#4b5a6d}.lq-hint svg{flex:none;margin-top:3px;color:#2b5f93}.lq-hint b{color:#0a0f1a;font-weight:600}:root[data-theme=dark] .lq-h,:root[data-theme=dark] .lq-note b,:root[data-theme=dark] .lq-use,:root[data-theme=dark] .lq-hint b{color:#f2f6fa}:root[data-theme=dark] .lq-p,:root[data-theme=dark] .lq-note,:root[data-theme=dark] .lq-hint{color:#a9b8c9}:root[data-theme=dark] .lq-hint svg{color:#8dd0ee}.lq-inline{align-self:stretch;font:400 14px/1.9 var(--font-mono);padding:10px 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rgba(10,15,26,.06);color:#0a0f1a}.lq-file{font:500 14px/1.3 var(--font-mono)}.lq-actions{margin-left:auto;display:flex;align-items:center;gap:8px}.lq-seg{display:inline-flex;gap:2px;padding:3px;border-radius:999px;background:#0a0f1a0d;border:1px solid rgba(10,15,26,.12)}.lq-seg span{min-height:26px;padding:0 11px;border-radius:999px;display:inline-flex;align-items:center;font-weight:500;color:#4b5a6d}.lq-seg .on{background:#0a0f1a;color:#fff}.lq-sep{width:1px;height:20px;margin:0 2px;background:#0a0f1a1a}:root[data-theme=dark] .lq-bar{border-bottom-color:#ffffff0f;color:#f2f6fa}:root[data-theme=dark] .lq-seg{background:#ffffff12;border-color:#ffffff29;box-shadow:inset 0 1px #ffffff24}:root[data-theme=dark] .lq-seg span{color:#a9b8c9}:root[data-theme=dark] .lq-seg .on{background:#f2f6fa;color:#0a0f1a}:root[data-theme=dark] .lq-sep{background:#ffffff1f}.lq-code{flex:1;min-height:300px;padding:16px 18px;font:400 14px/1.9 var(--font-mono);background:#1e1e1e;color:#d4d4d4}.lq-ln{display:flex;gap:14px}.lq-ln-n{display:inline-block;width:22px;text-align:right;color:#858585;-webkit-user-select:none;user-select:none}.lq-status{display:flex;align-items:center;gap:18px;padding:7px 16px;border-top:1px solid rgba(255,255,255,.06);font:400 14px/1.3 var(--font-mono);color:#a0a0a0;background:#181818}.lq-lang{margin-left:auto;display:inline-flex;align-items:center;gap:7px}.lq-lang i{width:7px;height:7px;border-radius:50%;background:#3f82c2}.lq-out-tabs{display:flex;align-items:center;gap:2px;padding:8px 14px;border-top:1px solid rgba(10,15,26,.06)}.lq-out-tabs>span{display:inline-flex;align-items:center;gap:6px;min-height:28px;padding:0 12px;box-sizing:border-box;border-radius:8px;border:1px solid rgba(10,15,26,.14);font-weight:500;color:#0a0f1a;background:#fff}.lq-out-tabs>span.on{border-color:transparent;color:#fff;background:#2f6fa8}.lq-out-tabs i{width:8px;height:8px;border-radius:50%;background:#1fa463}.lq-out-clear{margin-left:auto}:root[data-theme=dark] .lq-out-tabs i{background:#7be0a6}:root[data-theme=dark] .lq-out-tabs{border-top-color:#ffffff0f}:root[data-theme=dark] .lq-out-tabs>span:not(.on){background:#ffffff0d;border-color:#ffffff29;color:#f2f6fa}.lq-out{padding:14px 18px 20px;font:400 14px/1.85 var(--font-mono);color:#d4d4d4;background:#1e1e1e;min-height:92px}.lq-demo-ov{position:absolute;left:0;right:0;top:36px;bottom:0;z-index:5;display:flex;align-items:center;justify-content:center;background:#05080e00;opacity:0;text-decoration:none;transition:opacity .3s ease,background .3s ease}.lq-demo:hover .lq-demo-ov{opacity:1;background:#05080e52}.lq-demo-ov span{display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:0 20px;border-radius:999px;background:#0a0f1ab8;border:1px solid rgba(255,255,255,.22);color:#fff;font:500 16px/1 var(--font-body);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}@media (prefers-reduced-motion: no-preference){.lq-demo.is-armed .lq-qtype{display:inline-block;clip-path:inset(0 100% 0 0)}.lq-demo.is-armed .lq-qout2{opacity:0}.lq-demo.is-playing .lq-qtype{animation:lq-type 2.4s steps(44,end) .8s forwards}.lq-demo.is-playing .lq-qrun{animation:lq-run 1s ease 3.4s 1}.lq-demo.is-playing .lq-qout2{animation:lq-out .5s ease 3.9s forwards}#demo .lq-demo:hover *,#demo:has(.lq-demo-btn:focus-visible) .lq-demo *{animation-play-state:paused}}@keyframes lq-type{to{clip-path:inset(0 0 0 0)}}@keyframes lq-run{0%,to{box-shadow:none}30%,70%{box-shadow:0 0 0 3px #3f82c259;border-color:#3f82c2}}@keyframes lq-out{to{opacity:1}}.lq-demo-phone{display:none;flex-direction:column;gap:16px}@media (max-width: 700px){.lq-demo-wide{display:none}.lq-demo-phone{display:flex}.lq-demo-btn{display:none}}.lq-mini{position:relative;overflow:hidden;aspect-ratio:1200 / 676;border-radius:14px;border:1px 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var(--link);outline-offset:2px}.vv-btn-primary{background:#2f6fa8;border-color:#2f6fa8;color:#fff}.vv-btn-primary:hover{background:#2b5f93;border-color:#2b5f93}@media (max-width: 767.98px){.vv-card{padding:20px 22px}.vv-btn{min-height:44px}.vv-rows dd{text-align:right}}.fq{--fq-count: #5e6b7d;--fq-nav: #4b5a6d;--fq-on: rgba(63, 130, 194, .08);--fq-rust: #a9521a;--fq-rust-bg: #fff4ec;--fq-rust-edge: rgba(194, 98, 31, .25)}:root[data-theme=dark] .fq{--fq-count: #a9b8c9;--fq-nav: #a9b8c9;--fq-on: rgba(63, 130, 194, .16);--fq-rust: #f0a06a;--fq-rust-bg: rgba(224, 138, 82, .14);--fq-rust-edge: rgba(240, 160, 106, .4)}.fq-search{box-sizing:border-box;width:590px;max-width:100%;height:60px;margin-top:6px;display:flex;align-items:center;gap:12px;padding:0 8px 0 20px;border-radius:12px;background:#ffffff14;border:1px solid rgba(255,255,255,.16);color:#a9b8c9}.fq-search:focus-within{outline:2px solid #6cb4d6;outline-offset:2px}.fq-search input{flex:1 1 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var(--link);outline-offset:2px}.fq-list{display:flex;flex-direction:column;gap:48px;min-width:0}.fq-cat{display:flex;flex-direction:column;gap:14px;scroll-margin-top:calc(var(--header-bar-h) + 40px)}.fq-cat-head{display:flex;align-items:center;gap:12px}.fq-cat-icon{flex:none;display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;box-sizing:border-box;border-radius:10px;background:var(--fq-rust-bg);border:1px solid var(--fq-rust-edge);color:var(--fq-rust)}.fq-cat h2{margin:0;font:500 26px/1.3 var(--font-display);letter-spacing:-.02em;color:var(--fq-rust)}.fq-item{border-radius:12px}.fq-item h3{margin:0}.fq-item button{box-sizing:border-box;width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 22px;border:0;border-radius:12px;background:transparent;font:500 17px/1.4 var(--font-body);color:var(--text);text-align:left;cursor:pointer}.fq-item button:focus-visible{outline:2px solid var(--link);outline-offset:-2px}.fq-chev{flex:none;display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:10px;background:var(--pg-inset);color:var(--pg-body);transition:transform .2s ease}.fq-item.open .fq-chev{transform:rotate(180deg)}.fq-answer{padding:0 22px 20px;font:400 16px/1.6 var(--font-body);color:var(--pg-body)}.fq-empty{margin:0;font:400 16px/1.6 var(--font-body);color:var(--pg-body)}@media (prefers-reduced-motion: reduce){.fq-chev{transition:none}}@media (max-width: 1099.98px){.fq-main{grid-template-columns:minmax(0,1fr);gap:24px}.fq-side{position:static}}@media (max-width: 767.98px){.fq-search{height:58px}.fq-cat-icon{width:40px;height:40px}.fq-cat h2{font-size:25px}}.sk-page{--sk-ink: #0a0f1a;--sk-body: #4b5a6d;--sk-muted: #5e6b7d;--sk-card: #ffffff;--sk-edge: rgba(10, 15, 26, .09);--sk-shadow: 0 24px 60px -32px rgba(18, 38, 78, .28);--sk-seg: #f5f5f5;--sk-seg-edge: rgba(10, 15, 26, .06);--sk-seg-on: #0a0f1a;--sk-seg-on-ink: #ffffff;--sk-gold-ground: #fff6df;--sk-gold-edge: rgba(201, 133, 26, .38);--sk-gold-ink: #8f5c0a;--sk-open-ground: #f7f8fa;--sk-open-edge: rgba(10, 15, 26, .16);--sk-muted-line: rgba(10, 15, 26, .16);--sk-next-ground: rgba(63, 130, 194, .1);--sk-next-edge: #3f82c2;--sk-current-ink: #2f6fa8;--sk-current-ground: rgba(63, 130, 194, .08);--sk-current-edge: rgba(63, 130, 194, .45);--sk-track: rgba(10, 15, 26, .09);box-sizing:border-box;max-width:1080px;padding:28px 32px 36px;display:flex;flex-direction:column;gap:16px;color:var(--sk-ink)}:root[data-theme=dark] .sk-page{--sk-ink: #f3f8fc;--sk-body: #a9b8c9;--sk-muted: #a9b8c9;--sk-card: #161a22;--sk-edge: rgba(255, 255, 255, .1);--sk-shadow: 0 24px 60px -32px rgba(0, 0, 0, .65);--sk-seg: #1d212b;--sk-seg-edge: rgba(255, 255, 255, .07);--sk-seg-on: #f3f8fc;--sk-seg-on-ink: #161a22;--sk-gold-ground: rgba(242, 178, 48, .1);--sk-gold-edge: rgba(242, 178, 48, .38);--sk-gold-ink: #f2b230;--sk-open-ground: #12151c;--sk-open-edge: rgba(255, 255, 255, .18);--sk-muted-line: rgba(255, 255, 255, .18);--sk-next-ground: rgba(141, 189, 227, .12);--sk-next-edge: #6cb4d6;--sk-current-ink: #6cb4d6;--sk-current-ground: rgba(108, 180, 214, .1);--sk-current-edge: rgba(108, 180, 214, .45);--sk-track: rgba(255, 255, 255, .1)}.sk-defs{position:absolute;width:0;height:0;overflow:hidden}.sk-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap}.sk-head-text{display:flex;flex-direction:column;gap:6px}.sk-head h1{margin:0;font-size:30px;line-height:1.12;letter-spacing:-.03em;font-weight:600;color:var(--sk-ink)}.sk-lead{font-size:16px;color:var(--sk-body)}.sk-seg{display:flex;align-items:center;gap:3px;padding:4px;border-radius:12px;background:var(--sk-seg);border:1px solid var(--sk-seg-edge)}.sk-seg button{min-height:32px;padding:0 15px;border-radius:9px;border:0;cursor:pointer;font:inherit;font-size:16px;font-weight:500;color:var(--sk-body);background:transparent}.sk-seg button.on{font-weight:600;color:var(--sk-seg-on-ink);background:var(--sk-seg-on)}.sk-eyebrow{font:500 14px/1 var(--font-mono);letter-spacing:.1em;text-transform:uppercase;color:var(--sk-muted)}.sk-summary{display:flex;align-items:center;padding:20px 4px 20px 24px;border-radius:20px;background:var(--sk-card);border:1px solid var(--sk-edge);box-shadow:var(--sk-shadow)}.sk-summary-name{display:flex;align-items:center;gap:14px;flex:1;min-width:0}.sk-summary-mark{width:48px;height:48px;flex:0 0 auto;border-radius:14px;display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#6cb4d6,#3f82c2)}.sk-summary-mark .sk-icon{width:26px;height:26px}.sk-summary-title{display:flex;flex-direction:column;gap:4px;min-width:0}.sk-summary-h{font-size:22px;font-weight:600;letter-spacing:-.02em;color:var(--sk-ink)}.sk-counter{display:flex;align-items:center;gap:12px;padding:0 22px;border-left:1px solid var(--sk-edge)}.sk-counter .sk-icon{width:30px;height:30px;flex:0 0 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solid var(--sk-current-edge)}.sk-soon-mark{font:500 14px/1 var(--font-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--sk-muted)}.sk-soon{margin:0;display:flex;gap:10px;align-items:center;font-size:16px;color:var(--sk-body)}.sk-tiles{display:grid;grid-template-columns:repeat(auto-fill,64px);max-width:730px;gap:14px 10px}.sk-tile{width:64px;height:64px;box-sizing:border-box;border-radius:16px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;background:var(--sk-open-ground);border:1px dashed var(--sk-open-edge);transition:transform .15s ease}.sk-tile:hover{transform:translateY(-2px)}.sk-tile .sk-icon{width:28px;height:28px;flex:0 0 auto}.sk-tile-clover .sk-icon{width:30px;height:30px}.sk-tile-label{font:500 14px/1 var(--font-mono);color:var(--sk-muted)}.sk-tile-label{max-width:58px;text-align:center;overflow-wrap:anywhere}.sk-tile.sk-earned{background:var(--sk-gold-ground);border:1px solid var(--sk-gold-edge);animation:skPop .5s cubic-bezier(.2,.8,.2,1) both}.sk-tile.sk-earned .sk-tile-label{color:var(--sk-gold-ink)}.sk-tile.sk-next{background:var(--sk-next-ground);border:1.5px solid var(--sk-next-edge);animation:skNext 2.2s ease-in-out infinite}@keyframes skNext{0%,to{box-shadow:0 0 #3f82c273}50%{box-shadow:0 0 0 6px #3f82c200}}@keyframes skPop{0%{transform:scale(.6);opacity:0}70%{transform:scale(1.08);opacity:1}to{transform:scale(1)}}@media (prefers-reduced-motion: reduce){.sk-tile.sk-next,.sk-tile.sk-earned{animation:none}.sk-tile,.sk-tile:hover{transition:none;transform:none}}.sk-cert{display:flex;align-items:center;gap:10px 24px;flex-wrap:wrap}.sk-cert-text{flex:1 1 280px;max-width:520px;display:flex;flex-direction:column;gap:9px;font-size:16px;line-height:1.45;color:var(--sk-ink)}.sk-cert-text a{color:var(--sk-current-ink);font-weight:600}.sk-bar{-webkit-appearance:none;-moz-appearance:none;appearance:none;display:block;width:100%;height:8px;border:0;border-radius:999px;background:var(--sk-track);overflow:hidden}.sk-bar::-webkit-progress-bar{background:var(--sk-track);border-radius:999px}.sk-bar::-webkit-progress-value{background:linear-gradient(90deg,#ffe7a3,#f2b230 60%,#c47f14);border-radius:999px}.sk-bar::-moz-progress-bar{background:linear-gradient(90deg,#ffe7a3,#f2b230 60%,#c47f14);border-radius:999px}@media (max-width: 1023px){.sk-page{padding:28px}.sk-summary{flex-wrap:wrap;row-gap:16px;padding:20px 24px}.sk-summary-name{flex-basis:100%}.sk-counter:first-of-type{border-left:0;padding-left:0}.sk-tiles{grid-template-columns:repeat(auto-fill,64px)}}@media (max-width: 640px){.sk-page{padding:24px 16px}.sk-summary{display:grid;grid-template-columns:1fr 1fr;gap:16px}.sk-summary-name{grid-column:1 / -1}.sk-counter{border-left:0;padding:0}.sk-card{grid-template-columns:minmax(0,1fr);gap:16px;padding:20px 18px}.sk-seg{width:100%;overflow-x:auto}}.sk-tile-label-long{white-space:nowrap;letter-spacing:-.06em}.cf-page{--cf-ink: #0a0f1a;--cf-body: #4b5a6d;--cf-muted: #5e6b7d;--cf-panel: #ffffff;--cf-edge: rgba(10, 15, 26, .08);--cf-shadow: 0 24px 60px -32px rgba(18, 38, 78, .28);--cf-hover: rgba(10, 15, 26, .04);--cf-box-edge: rgba(10, 15, 26, .28);--cf-count-ground: rgba(10, 15, 26, .06);--cf-chip-edge: rgba(10, 15, 26, .1);--cf-link: #2f6fa8;--cf-card: rgba(255, 255, 255, .58);--cf-card-edge: rgba(255, 255, 255, .9);--cf-card-shadow: inset 0 1px 0 rgba(255, 255, 255, .95), 0 24px 60px -28px rgba(18, 38, 78, .35);box-sizing:border-box;max-width:1200px;margin:0 auto;padding:72px 24px 96px;display:flex;flex-direction:column;gap:32px;color:var(--cf-ink)}:root[data-theme=dark] .cf-page{--cf-ink: #f3f8fc;--cf-body: #a9b8c9;--cf-muted: #a9b8c9;--cf-panel: #12151c;--cf-edge: rgba(255, 255, 255, .08);--cf-shadow: 0 24px 60px -32px rgba(0, 0, 0, .65);--cf-hover: rgba(255, 255, 255, .06);--cf-box-edge: rgba(255, 255, 255, .3);--cf-count-ground: rgba(255, 255, 255, .08);--cf-chip-edge: rgba(255, 255, 255, .14);--cf-link: #6cb4d6;--cf-card: #161a22;--cf-card-edge: rgba(255, 255, 255, .1);--cf-card-shadow: inset 0 1px 0 rgba(255, 255, 255, .06), 0 1px 2px rgba(0, 0, 0, .5), 0 30px 60px -30px rgba(0, 0, 0, .8)}.shell:has(.cf-page){background:var(--page-ground)}.cf-hero{display:flex;flex-direction:column;gap:18px}.cf-eyebrow{display:inline-flex;align-items:center;gap:10px;align-self:flex-start;padding:5px 16px 5px 5px;border-radius:999px;background:var(--cf-card);border:1px solid var(--cf-card-edge);box-shadow:var(--cf-card-shadow);-webkit-backdrop-filter:blur(20px) saturate(1.7);backdrop-filter:blur(20px) saturate(1.7);font-size:16px;font-weight:500;letter-spacing:.01em;color:var(--cf-ink)}:root[data-theme=dark] .cf-eyebrow{background:#ffffff0f;border-color:#ffffff1f;box-shadow:inset 0 1px #ffffff1a,0 24px 60px -28px #0009}.cf-eyebrow-icon{width:24px;height:24px;border-radius:8px;display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#b5571a,#9a4a17);color:#fff;box-shadow:0 6px 14px -6px #d0743cbf}.cf-title{margin:0;font-size:clamp(32px,4.2vw,52px);line-height:1.05;letter-spacing:-.03em;font-weight:500;color:var(--cf-ink);text-wrap:balance}.cf-sub{margin:0;max-width:640px;font-size:18px;line-height:1.5;color:var(--cf-body)}.cf-layout{display:grid;grid-template-columns:272px minmax(0,1fr);gap:24px;align-items:start}.cf{position:sticky;top:24px;max-height:calc(100vh - 48px);overflow-y:auto;scrollbar-width:thin;margin:0;display:flex;flex-direction:column;gap:18px;padding:20px 16px;border-radius:24px;background:var(--cf-panel);border:1px solid var(--cf-edge);box-shadow:var(--cf-shadow)}.cf-head{display:flex;align-items:center;gap:8px;padding:0 4px;font-size:16px;font-weight:600;color:var(--cf-ink)}.cf-reset{margin-left:auto;padding:4px 8px;border:0;border-radius:8px;background:transparent;cursor:pointer;font:500 16px/1 var(--font-body);color:var(--cf-link)}.cf-reset:hover{background:var(--cf-hover)}.cf-group{display:flex;flex-direction:column;gap:6px;border:0;margin:0;padding:0;min-width:0}.cf-group+.cf-group{padding-top:16px;border-top:1px solid var(--cf-edge)}.cf-label{float:left;width:100%;box-sizing:border-box;padding:0 4px 4px;font:600 14px/1 var(--font-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--cf-muted)}.cf-opts{clear:both;display:flex;flex-direction:column}.cf-row{position:relative;display:flex;align-items:center;gap:10px;min-height:38px;padding:0 10px;border-radius:10px;cursor:pointer;font:500 16px/1.2 var(--font-body);color:var(--cf-ink);transition:background .15s}.cf-row:hover{background:var(--cf-hover)}.cf-row input{position:absolute;opacity:0;width:1px;height:1px;margin:0}.cf-box{width:18px;height:18px;flex:0 0 auto;box-sizing:border-box;border-radius:5px;border:1.5px solid var(--cf-box-edge);display:inline-flex;align-items:center;justify-content:center;color:#fff;transition:background .15s,border-color .15s}.cf-box svg{opacity:0;transition:opacity .15s}.cf-row input:checked+.cf-box{background:#3f82c2;border-color:#2f6fa8}:root[data-theme=dark] .cf-row input:checked+.cf-box{border-color:#3f82c2}.cf-row input:checked+.cf-box svg{opacity:1}.cf-row input:focus-visible+.cf-box{outline:2px solid #6cb4d6;outline-offset:2px}.cf-text{white-space:nowrap}.cf-count{margin-left:auto;min-width:22px;padding:2px 7px;border-radius:999px;font-size:16px;text-align:center;color:var(--cf-body);background:var(--cf-count-ground)}.cf-main{min-width:0;display:flex;flex-direction:column;gap:48px}.cf-empty{margin:0;font-size:16px;color:var(--cf-body)}.cf-section{display:flex;flex-direction:column;gap:16px}.cf-section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:16px}.cf-section-head h2{margin:0;font-size:34px;line-height:1.08;letter-spacing:-.03em;font-weight:500;background:linear-gradient(135deg,#3f82c2,#2f6fa8 55%,#1f4c7a);-webkit-background-clip:text;background-clip:text;color:transparent}:root[data-theme=dark] .cf-section-head h2{background-image:linear-gradient(135deg,#6cb4d6,#3f82c2 60%,#2b5f93)}.cf-section-count{font:500 14px/1 var(--font-mono);text-transform:uppercase;letter-spacing:.04em;color:var(--cf-muted)}.cf-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.pg-card{--pc-ink: #0a0f1a;--pc-body: #4b5a6d;--pc-muted: #5e6b7d;--pc-edge: rgba(10, 15, 26, .08);--pc-head: rgba(63, 130, 194, .08);--pc-head-edge: rgba(63, 130, 194, .55);--pc-tile: #ffffff;--pc-tile-edge: rgba(63, 130, 194, .2);--pc-free-ground: #ffffff;--pc-free-ink: #2b5f93;--pc-free-edge: #3f82c2;--pc-trial-ground: #fff4ec;--pc-trial-ink: #a9482a;--pc-trial-edge: #d0743c;display:flex;flex-direction:column;border-radius:16px;padding:8px;background:#ffffff94;backdrop-filter:blur(20px) saturate(170%);-webkit-backdrop-filter:blur(20px) saturate(170%);border:1px solid rgba(255,255,255,.9);box-shadow:inset 0 1px #fffffff2,0 24px 60px -28px #12264e59;transition:transform .25s ease,box-shadow .25s ease}:root[data-theme=dark] .pg-card{--pc-ink: #f3f8fc;--pc-body: #a9b8c9;--pc-muted: #a9b8c9;--pc-edge: rgba(255, 255, 255, .08);--pc-head: rgba(63, 130, 194, .16);--pc-head-edge: rgba(108, 180, 214, .55);--pc-tile: #12151c;--pc-tile-edge: rgba(108, 180, 214, .22);--pc-free-ground: rgba(108, 180, 214, .08);--pc-free-ink: #8dd0ee;--pc-free-edge: 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.btn.ghost:hover:not(:disabled){background:#2a2833}.exercise-view .editor-head{padding:var(--ex-toolbar-pad-block) var(--ex-toolbar-pad-inline)}.exercise-view .editor-actions{gap:var(--ex-btn-gap)}.exercise-view .editor-actions .btn.sm{height:var(--ex-btn-h);padding:var(--ex-btn-pad-block) var(--ex-btn-pad-inline);gap:var(--ex-btn-gap);border-radius:var(--ex-radius-6);font-size:var(--ex-type-btn-size)}.exercise-view .editor-actions .btn.run,.exercise-view .editor-actions .btn.primary{background:linear-gradient(90deg,var(--brand-teal) 0%,var(--brand-cyan) 100%);border-color:transparent;color:var(--ink-on-teal);font-weight:700;box-shadow:none}.exercise-view .editor-actions .btn.ghost{border-color:#ffffff1a;color:#bfccde}.exercise-view .editor-actions .btn.run:hover:not(:disabled),.exercise-view .editor-actions .btn.primary:hover:not(:disabled){filter:brightness(1.06)}.exercise-view .editor-actions .btn:focus-visible{outline:2px solid var(--brand-cyan);outline-offset:2px}.exercise-view .editor-actions .btn:disabled{opacity:1;background:#201f29;border-color:#ffffff1a;color:#8e97a8;filter:none}.editor{flex:1;min-height:0;overflow:hidden}.editor .cm-editor{height:100%;font-family:var(--font-mono);font-size:14px}.editor .cm-focused{outline:none}.panel-head{display:flex;align-items:center;justify-content:space-between;gap:8px;flex:none;padding:12px 15px;border-bottom:1px solid var(--line)}.panel-head.dark{background:#121118;border-bottom-color:#262430}.panel-label{font:600 14px/1 var(--font-body);letter-spacing:.07em;text-transform:uppercase;color:var(--dim)}.panel-head.dark .panel-label{color:#aeacba}.preview{display:flex;flex-direction:column;overflow:hidden;padding:0}.preview-frame{flex:none}.preview iframe{width:100%;height:300px;border:0;display:block;background:#14110c}.preview-boot{padding:24px}.console{margin-top:12px;overflow:hidden;padding:0;background:#17161d;color:#d7cfbf;border:1px solid #2a2833}.console-body{padding:10px 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