/* Interactive widgets (assets/js/cn-play.js). Uses the site's design tokens, so light and dark themes both work. */
.pl-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-sm);padding:1.25rem 1.4rem}
.pl-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:1.5rem;align-items:center}@media(max-width:820px){.pl-grid{grid-template-columns:minmax(0,1fr)}}
.pl-eyebrow{font-size:.72rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--brand)}
/* hero mesh */
.hero{position:relative;overflow:hidden}.pl-hero-net{position:absolute;inset:0;width:100%;height:100%;opacity:.55;pointer-events:auto;z-index:0}.hero .hero__grid{position:relative;z-index:1}.hero__glow{z-index:0}
/* playground */
.pl-play canvas{width:100%;height:190px;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg-soft);display:block}
.pl-msg{min-height:2.9em;margin:.6rem 0;font-size:.9rem;color:var(--text-soft)}
.pl-ctl{display:flex;gap:.7rem;align-items:center;flex-wrap:wrap;font-size:.88rem}.pl-ctl input[type=range]{flex:1;min-width:120px;accent-color:var(--brand)}
/* constellation */
.pl-const{position:relative}.pl-const canvas{width:100%;height:420px;display:block;border:1px solid var(--border);border-radius:var(--radius);background:linear-gradient(180deg,var(--bg-soft),var(--surface))}
.pl-legend,.pl-chips{display:flex;gap:.5rem;flex-wrap:wrap;margin:.8rem 0}.pl-chip{display:inline-flex;align-items:center;gap:.4rem;padding:.25rem .75rem;border-radius:999px;border:1px solid var(--border);font-size:.82rem;font-weight:600;background:var(--surface);transition:.15s}.pl-chip i{width:9px;height:9px;border-radius:50%;background:var(--c,var(--brand))}.pl-chip:hover{border-color:var(--c,var(--brand));transform:translateY(-2px)}
.pl-info{min-height:2.6em;font-size:.92rem;color:var(--text-soft)}.pl-info a{color:var(--brand);font-weight:600;text-decoration:underline}
/* quiz + finder */
.pl-q,.pl-fbody h3{font-size:1.1rem;font-weight:700;margin:.2rem 0 .8rem}.pl-o,.pl-choices{display:grid;gap:.55rem}
.pl-opt{display:flex;gap:.7rem;align-items:center;text-align:left;width:100%;padding:.65rem .85rem;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface);transition:.15s}.pl-opt span{flex:none;width:26px;height:26px;border-radius:8px;display:grid;place-items:center;background:var(--brand-soft);color:var(--brand-strong);font-size:.78rem;font-weight:700}
.pl-opt:hover:not(:disabled){border-color:var(--brand);transform:translateX(3px)}.pl-opt.ok{border-color:var(--ok);background:color-mix(in srgb,var(--ok) 12%,transparent)}.pl-opt.bad{border-color:var(--danger);background:color-mix(in srgb,var(--danger) 12%,transparent);animation:pl-sh .3s}@keyframes pl-sh{25%{transform:translateX(-5px)}75%{transform:translateX(5px)}}
.pl-fb{min-height:2.6em;margin-top:.7rem;font-size:.9rem;color:var(--text-soft)}.pl-fb.ok{color:var(--ok)}.pl-fb.bad{color:var(--danger)}.pl-score{font-size:.8rem;font-weight:700;color:var(--brand)}
.pl-steps{display:flex;gap:.35rem;margin-bottom:1rem}.pl-steps i{flex:1;height:5px;border-radius:9px;background:var(--border)}.pl-steps i.on{background:var(--brand)}.pl-steps i.cur{background:var(--accent)}
.pl-why{font-size:.92rem;color:var(--text-soft);margin:.4rem 0}.pl-cta{display:flex;gap:.6rem;flex-wrap:wrap;margin-top:1.1rem}
/* timelines: finder path + course roadmap */
.pl-path,.pl-road{display:flex;gap:0;overflow-x:auto;padding:1.2rem .2rem .6rem}.pl-pn,.pl-rn{position:relative;flex:0 0 190px;text-align:center;padding:0 .4rem;background:none;border:0;color:inherit;cursor:pointer}
.pl-pn::before,.pl-rn::before{content:"";position:absolute;top:22px;left:-50%;width:100%;height:3px;background:linear-gradient(90deg,var(--brand),var(--accent))}.pl-pn:first-child::before,.pl-rn:first-child::before{display:none}
.pl-dot{position:relative;z-index:1;display:grid;place-items:center;width:44px;height:44px;margin:0 auto .5rem;border-radius:50%;background:var(--brand);color:#fff;font-weight:800;box-shadow:0 0 0 5px var(--brand-soft);transition:transform .2s}.pl-pn.goal .pl-dot{background:var(--accent);box-shadow:0 0 0 5px var(--accent-soft)}.pl-rn:hover .pl-dot,.pl-rn.sel .pl-dot{transform:scale(1.15)}.pl-rn.sel .pl-dot{background:var(--accent)}
.pl-pn b,.pl-rn b{display:block;font-size:.9rem;line-height:1.3}.pl-pn small,.pl-rn small{display:block;color:var(--text-faint);font-size:.78rem;margin:.15rem 0 .4rem}
.pl-roaddet{margin-top:.6rem;padding:1rem 1.2rem;background:var(--bg-soft);border-radius:var(--radius-sm)}.pl-roaddet h4{margin:0 0 .4rem}.pl-roaddet ul{margin:0;padding-left:1.1rem;columns:2;font-size:.9rem;color:var(--text-soft)}@media(max-width:640px){.pl-roaddet ul{columns:1}}
.pl-radarbox svg{width:100%;max-width:330px;margin:0 auto;display:block;color:var(--text)}
/* xp chip + toast */
.pl-xp{position:fixed;left:14px;bottom:14px;z-index:60;padding:.4rem .8rem;border-radius:999px;background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow-md);font-size:.8rem;font-weight:700;color:var(--text)}.pl-xp:hover{border-color:var(--brand)}
.pl-pop{position:fixed;left:14px;bottom:56px;z-index:61;width:min(300px,calc(100vw - 28px));padding:1rem;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-lg);font-size:.85rem}.pl-pop ul{list-style:none;padding:0;margin:.6rem 0}.pl-pop li{display:grid;grid-template-columns:28px 1fr;align-items:center;opacity:.4;padding:.2rem 0}.pl-pop li.on{opacity:1}.pl-pop li small{grid-column:2;color:var(--text-faint)}
.pl-toast{position:fixed;left:50%;bottom:70px;transform:translate(-50%,20px);opacity:0;z-index:70;padding:.55rem 1.1rem;border-radius:999px;background:var(--brand);color:#fff;font-weight:700;font-size:.88rem;transition:.3s;pointer-events:none}.pl-toast.show{opacity:1;transform:translate(-50%,0)}
@media(prefers-reduced-motion:reduce){.pl-toast,.pl-dot,.pl-opt{transition:none}}

/* ---- v2: full-width rows, readable radar and roadmap ---- */
.pl-stack{display:grid;gap:1.4rem}.pl-stack>.pl-card{width:100%}
.pl-radarbox svg{max-width:820px;width:100%}
.pl-road{padding:1.4rem .2rem .8rem;overflow-x:auto}.pl-rn{flex:1 1 150px;min-width:132px}
.pl-roaddet{padding:1.1rem 1.4rem;font-size:1rem}.pl-roaddet ul{columns:3}@media(max-width:820px){.pl-roaddet ul{columns:1}}
.pl-try{max-width:none!important}.pl-try .pl-q{font-size:1.2rem}.pl-try .pl-o{grid-template-columns:1fr 1fr}@media(max-width:700px){.pl-try .pl-o{grid-template-columns:minmax(0,1fr)}}
/* career timeline (salary map) */
.pl-career{margin:1.2rem 0 .4rem;padding:1.1rem 1.2rem;border:1px dashed var(--border);border-radius:var(--radius);background:var(--bg-soft)}
.pl-cp-head{display:flex;justify-content:space-between;gap:1rem;align-items:center}.pl-ring{--p:0;flex:none;width:76px;height:76px;border-radius:50%;background:conic-gradient(var(--ok) calc(var(--p)*1%),var(--border) 0);display:grid;place-items:center;position:relative}.pl-ring::after{content:attr(data-t);position:absolute;inset:9px;border-radius:50%;background:var(--bg-soft);display:grid;place-items:center;font-weight:800;font-size:1.05rem;padding-bottom:.6rem}.pl-ring small{position:absolute;bottom:14px;left:0;right:0;text-align:center;font-size:.6rem;color:var(--text-faint);z-index:1}
.pl-cpath .pl-pn{flex:1 1 150px;min-width:130px;cursor:pointer}.pl-pn.done .pl-dot{background:var(--ok);box-shadow:0 0 0 5px color-mix(in srgb,var(--ok) 22%,transparent)}.pl-gate .pl-dot{border-radius:14px;background:linear-gradient(135deg,var(--brand),var(--accent))}.pl-gate.lock .pl-dot{filter:grayscale(.8);opacity:.7}.pl-sal{display:block;font-weight:800;color:var(--brand-strong);font-size:.95rem}
.pl-cinfo{margin-top:.6rem;font-size:.92rem;color:var(--text-soft);min-height:2.4em}
/* fee builder */
.pl-fctl{display:flex;gap:.5rem;flex-wrap:wrap;align-items:center;margin:.6rem 0}.pl-fctl button{padding:.35rem .9rem;border:1px solid var(--border);border-radius:999px;background:var(--surface);font-weight:600;font-size:.85rem}.pl-fctl button.on,.pl-chip.on{background:var(--brand);color:#fff;border-color:var(--brand)}.pl-chip.on i{background:#fff}
.pl-fcourses{max-height:none}.pl-ftable{width:100%;border-collapse:collapse;margin:.8rem 0;font-size:.95rem}.pl-ftable th,.pl-ftable td{padding:.5rem .6rem;border-bottom:1px solid var(--border);text-align:left}.pl-ftable .num{text-align:right}
.pl-ftotal{display:flex;gap:1.6rem;flex-wrap:wrap;justify-content:flex-end;align-items:flex-end}.pl-ftotal div{display:grid;text-align:right}.pl-ftotal span{font-size:.78rem;color:var(--text-faint)}.pl-ftotal b{font-size:1.05rem}.pl-ftotal .big b{font-size:1.8rem;color:var(--brand-strong)}
/* flashcards */
.pl-card3{position:relative;height:200px;max-width:560px;margin:1rem auto;perspective:1000px;cursor:pointer}.pl-card3>div{position:relative;width:100%;height:100%;transition:transform .55s;transform-style:preserve-3d}.pl-card3.flip>div{transform:rotateY(180deg)}
.pl-front,.pl-back{position:absolute;inset:0;display:grid;place-items:center;text-align:center;padding:1.2rem 1.6rem;border-radius:var(--radius);backface-visibility:hidden;border:1px solid var(--border)}.pl-front{background:var(--surface);font-size:1.5rem;font-weight:800;box-shadow:var(--shadow-md)}.pl-back{background:linear-gradient(135deg,var(--brand),var(--accent));color:#fff;transform:rotateY(180deg);font-size:1rem;line-height:1.5}
.pl-frow{display:flex;gap:.7rem;justify-content:center;align-items:center;flex-wrap:wrap}
/* GPU flow */
.gpu-flow{margin:2.2rem auto 0;max-width:980px}.gpu-flow svg{width:100%;height:auto;display:block}.gpu-flow text{font:600 13px system-ui,sans-serif;fill:#eef}
.gf-line{stroke:rgba(255,255,255,.35);stroke-width:2;fill:none;stroke-dasharray:6 8;animation:gf-dash 1.2s linear infinite}@keyframes gf-dash{to{stroke-dashoffset:-14}}
.gf-box{fill:rgba(255,255,255,.08);stroke:rgba(255,255,255,.4);stroke-width:1.5}.gf-gpu{fill:rgba(47,157,120,.3);stroke:#6ee7b7}
@media(prefers-reduced-motion:reduce){.gf-line{animation:none}.gpu-flow animateMotion{display:none}}
.hero__proof{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1rem 1.4rem}@media(max-width:560px){.hero__proof{grid-template-columns:repeat(2,minmax(0,1fr))}}
.pl-const canvas{height:460px}

/* ---- platform page ---- */
.pl-hero-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:2rem;align-items:center;position:relative;z-index:1}@media(max-width:900px){.pl-hero-grid{grid-template-columns:minmax(0,1fr)}}
.page-hero--photo.pl-hero{position:relative;overflow:hidden;padding-block:clamp(3rem,6vw,5rem)}.pl-hero .pl-hero-net{opacity:.5;z-index:0}
.pl-term{background:#0d1018;border:1px solid rgba(255,255,255,.16);border-radius:16px;box-shadow:0 30px 70px -20px rgba(0,0,0,.6);overflow:hidden;color:#dfe6ff;font:13px/1.65 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
.pl-term__bar{display:flex;gap:.45rem;align-items:center;padding:.65rem .9rem;background:#151a26;border-bottom:1px solid rgba(255,255,255,.08)}.pl-term__bar i{width:11px;height:11px;border-radius:50%;background:#ff5f57}.pl-term__bar i:nth-child(2){background:#febc2e}.pl-term__bar i:nth-child(3){background:#28c840}.pl-term__bar span{margin-left:.6rem;font-size:.75rem;color:#8b96b8}
.pl-term__log{padding:1rem 1.1rem;min-height:230px}.pl-term__log div{white-space:pre-wrap;animation:pl-in .3s both}@keyframes pl-in{from{opacity:0;transform:translateY(4px)}}
.pl-term .ok{color:#6ee7b7}.pl-term .dim{color:#7f8aab}.pl-term .cur::after{content:"▮";margin-left:2px;animation:pl-blink 1s steps(2) infinite}@keyframes pl-blink{50%{opacity:0}}
.pl-term__foot{display:flex;gap:1rem;align-items:center;padding:.8rem 1rem;border-top:1px solid rgba(255,255,255,.08);background:#111622}.pl-progress{flex:1;height:7px;border-radius:9px;background:rgba(255,255,255,.12);overflow:hidden}.pl-progress i{display:block;height:100%;width:0;background:linear-gradient(90deg,#8b83ff,#6ee7b7);transition:width .5s}
.pl-simnote{font-size:.72rem;color:#7f8aab;padding:0 1rem .7rem;background:#111622}
/* workspace explorer */
.pl-explore{display:grid;grid-template-columns:minmax(0,300px) minmax(0,1fr);gap:1.6rem;align-items:start}@media(max-width:900px){.pl-explore{grid-template-columns:minmax(0,1fr)}}
.pl-ex-list{display:grid;gap:.5rem}.pl-ex-btn{display:grid;grid-template-columns:34px 1fr;gap:.7rem;align-items:center;text-align:left;padding:.75rem .9rem;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface);transition:.18s}.pl-ex-btn b{font-size:.95rem}.pl-ex-btn small{display:block;color:var(--text-faint);font-size:.78rem}.pl-ex-btn span{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;background:var(--brand-soft);color:var(--brand-strong);font-weight:800}.pl-ex-btn:hover{transform:translateX(3px);border-color:var(--brand)}.pl-ex-btn.on{border-color:var(--brand);background:var(--brand-soft)}.pl-ex-btn.on span{background:var(--brand);color:#fff}
.pl-ws{position:relative;display:grid;grid-template-columns:150px 1fr 120px;grid-template-rows:auto auto;gap:.6rem;padding:.9rem;border-radius:16px;background:#0d1018;border:1px solid #232a3d;box-shadow:var(--shadow-lg);color:#cbd5ff;font:12px/1.6 ui-monospace,Menlo,Consolas,monospace;min-height:280px}
.pl-ws>div{border:1px solid #232a3d;border-radius:10px;padding:.6rem .7rem;background:#111624;transition:box-shadow .3s,border-color .3s,opacity .3s;opacity:.55}
.ws-files{grid-row:1/3}.ws-editor{grid-column:2}.ws-gpu{grid-column:3;grid-row:1/3}.ws-term{grid-column:2}
.ws-files b,.ws-gpu b,.ws-editor b,.ws-term b{display:block;color:#8b96b8;font-weight:600;font-size:.7rem;text-transform:uppercase;letter-spacing:.08em;margin-bottom:.3rem}
.ws-files p{margin:.1rem 0;padding:.05rem .3rem;border-radius:5px}.ws-files p.saved::after{content:" ✓";color:#6ee7b7}
.ws-editor .k{color:#a5b4ff}.ws-editor .s{color:#fcd34d}.ws-editor .imp{padding:0 .2rem;border-radius:4px}
.ws-gpu i{display:block;height:9px;border-radius:5px;background:linear-gradient(90deg,#6ee7b7,#8b83ff);margin:.35rem 0;width:40%;animation:ws-bar 2.2s ease-in-out infinite alternate}.ws-gpu i:nth-child(3){animation-delay:.3s}.ws-gpu i:nth-child(4){animation-delay:.6s}.ws-gpu i:nth-child(5){animation-delay:.9s}@keyframes ws-bar{to{width:92%}}
.ws-lock{position:absolute;right:.9rem;bottom:.9rem;display:flex;gap:.4rem;align-items:center;background:#0b3b2a;border:1px solid #34d399;color:#a7f3d0;padding:.3rem .7rem;border-radius:999px;font-size:.72rem;opacity:0;transform:translateY(6px);transition:.3s}
.pl-ws[data-f=notebook] .ws-editor,.pl-ws[data-f=notebook] .ws-term,.pl-ws[data-f=gpu] .ws-gpu,.pl-ws[data-f=datasets] .ws-files,.pl-ws[data-f=libraries] .ws-editor,.pl-ws[data-f=persist] .ws-files,.pl-ws[data-f=isolate]>div{opacity:1;border-color:#8b83ff;box-shadow:0 0 0 1px #8b83ff,0 0 26px rgba(139,131,255,.35)}
.pl-ws[data-f=libraries] .imp{background:rgba(139,131,255,.3)}.pl-ws[data-f=persist] .ws-files p{animation:ws-save 1.6s ease infinite}@keyframes ws-save{50%{background:rgba(110,231,183,.18)}}.pl-ws[data-f=isolate] .ws-lock{opacity:1;transform:none}
.pl-exdet{margin-top:1rem;padding:1rem 1.2rem;border-radius:var(--radius-sm);background:var(--bg-soft)}.pl-exdet h3{margin:0 0 .3rem;font-size:1.1rem}.pl-exdet p{margin:0;color:var(--text-soft)}
/* why-we-own cards */
.pl-why5{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(220px,100%),1fr));gap:1rem}.pl-why5 .pl-card{position:relative;padding-top:2.2rem;transition:transform .2s,box-shadow .2s}.pl-why5 .pl-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}.pl-why5 .n{position:absolute;top:.7rem;left:1.1rem;font-weight:800;font-size:.8rem;letter-spacing:.1em;color:var(--brand)}
.pl-why5 h3{font-size:1rem;margin:.2rem 0 .3rem}.pl-why5 p{margin:0;font-size:.9rem;color:var(--text-soft)}
.page-hero--photo .btn--ghost{color:#fff;border-color:rgba(255,255,255,.55);background:rgba(255,255,255,.06)}.page-hero--photo .btn--ghost:hover{background:rgba(255,255,255,.16)}
@media(min-width:1000px){.pl-why5{grid-template-columns:repeat(5,minmax(0,1fr))}}

/* ---- course page: about + readiness ---- */
.pl-about{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:2.4rem;align-items:start}@media(max-width:900px){.pl-about{grid-template-columns:minmax(0,1fr)}}
.pl-about__main h2{font-size:1.5rem;margin:0 0 1rem}.pl-about__main p{color:var(--text-soft);line-height:1.7;margin:0 0 1rem}.pl-lead{font-size:1.14rem;color:var(--text)!important}
.pl-callouts{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin-top:1.4rem}@media(max-width:700px){.pl-callouts{grid-template-columns:minmax(0,1fr)}}
.pl-callout{display:grid;grid-template-columns:44px 1fr;gap:.9rem;padding:1.1rem 1.2rem;border-radius:var(--radius);background:linear-gradient(135deg,var(--brand-soft),var(--accent-soft));border:1px solid var(--border)}.pl-callout__ic{width:44px;height:44px;border-radius:12px;background:var(--surface);display:grid;place-items:center;font-size:1.25rem;box-shadow:var(--shadow-sm)}.pl-callout h3{margin:0 0 .2rem;font-size:1rem}.pl-callout p{margin:0!important;font-size:.93rem}
.pl-about__side{display:grid;gap:1rem;position:sticky;top:90px}@media(max-width:900px){.pl-about__side{position:static}}
.pl-glance{display:grid;grid-template-columns:repeat(3,1fr);gap:.6rem;text-align:center}.pl-glance div{padding:.6rem .3rem;border-radius:var(--radius-sm);background:var(--bg-soft)}.pl-glance b{display:block;font-size:1.25rem;color:var(--brand-strong)}.pl-glance span{font-size:.75rem;color:var(--text-faint)}
.pl-pchain{display:grid;gap:.2rem;justify-items:stretch;margin:.6rem 0}.pl-pnode{display:block;padding:.6rem .9rem;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface);transition:.15s}.pl-pnode:hover{border-color:var(--brand);transform:translateX(3px)}.pl-pnode b{display:block;font-size:.92rem}.pl-pnode small{color:var(--text-faint);font-size:.75rem}.pl-pnode--goal{background:linear-gradient(135deg,var(--brand),var(--accent));border:0;color:#fff}.pl-pnode--goal small{color:rgba(255,255,255,.85)}.pl-parrow{text-align:center;color:var(--brand);font-weight:800;line-height:1}
.pl-checks{list-style:none;padding:0;margin:.3rem 0}.pl-checks li{margin:.3rem 0}.pl-checks label{display:grid;grid-template-columns:22px 1fr;gap:.6rem;align-items:start;padding:.5rem .6rem;border:1px solid var(--border);border-radius:var(--radius-sm);cursor:pointer;transition:.15s;font-size:.92rem;color:var(--text-soft)}.pl-checks label:hover{border-color:var(--brand)}.pl-checks input{width:18px;height:18px;margin-top:.15rem;accent-color:var(--ok)}.pl-checks input:checked+span{color:var(--text)}.pl-checks li.on label{background:color-mix(in srgb,var(--ok) 10%,transparent);border-color:var(--ok)}
.pl-meter{height:8px;border-radius:9px;background:var(--border);overflow:hidden;margin:.7rem 0 .4rem}.pl-meter i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--accent),var(--ok));transition:width .5s}.pl-readymsg{margin:0;font-size:.9rem;color:var(--text-soft)}.pl-readymsg.ok{color:var(--ok);font-weight:700}

/* ---- week by week journey ---- */
.pl-wk{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:1.1rem 1.3rem;margin:1.4rem 0;box-shadow:var(--shadow-sm)}
.pl-wk__top{display:flex;gap:1rem;align-items:center;flex-wrap:wrap;margin-bottom:.6rem}.pl-wk__label{font-size:1.15rem;color:var(--brand-strong)}.pl-wk__trophies{flex:1;font-size:.88rem;color:var(--text-soft)}
.pl-wk__range{width:100%;accent-color:var(--brand);height:28px;cursor:pointer}
.pl-wk__bar{position:relative;display:flex;gap:3px;height:12px;border-radius:9px;overflow:hidden;margin-top:.2rem}.pl-wk__bar i{display:block;height:100%;opacity:.35;transition:opacity .3s}.pl-wk__bar i.on{opacity:1}
.c0{--pc:var(--brand)}.c1{--pc:var(--accent)}.c2{--pc:#c98a12}.c3{--pc:#d9646b}.pl-wk__bar i{background:var(--pc)}
.pl-wk__fill{position:absolute;left:0;top:0;bottom:0;width:0;border-right:3px solid var(--text);background:rgba(255,255,255,.12);transition:width .35s;pointer-events:none;mix-blend-mode:normal}
.pl-phases{display:grid;gap:.9rem}
.pl-phase{display:grid;grid-template-columns:110px 1fr;gap:1.1rem;padding:1.1rem 1.3rem;background:var(--surface);border:1px solid var(--border);border-left:5px solid var(--pc);border-radius:var(--radius);transition:transform .25s,box-shadow .25s,opacity .25s;box-shadow:var(--shadow-sm)}
.pl-phase__wk span{display:inline-block;padding:.25rem .7rem;border-radius:999px;background:color-mix(in srgb,var(--pc) 16%,transparent);color:var(--pc);font:700 .82rem ui-monospace,Menlo,monospace}
.pl-phase h4{margin:0 0 .25rem;font-size:1.08rem}.pl-phase p{margin:0 0 .5rem;color:var(--text-soft)}
.pl-trophy{display:flex;gap:.7rem;align-items:center;margin-top:.5rem;padding:.55rem .8rem;border-radius:var(--radius-sm);background:var(--bg-soft);transition:.3s}.pl-trophy small{display:block;font-size:.7rem;text-transform:uppercase;letter-spacing:.08em;color:var(--text-faint)}.pl-trophy b{font-size:.95rem}.pl-trophy__ic{font-size:1.4rem;filter:grayscale(0);transition:.3s}
.js-wk .pl-phase{opacity:.55}.js-wk .pl-phase.done{opacity:1}.js-wk .pl-phase.on{opacity:1;transform:translateX(6px);box-shadow:var(--shadow-md);border-color:var(--pc)}
.js-wk .pl-phase:not(.done) .pl-trophy{opacity:.6}.js-wk .pl-phase:not(.done) .pl-trophy__ic{filter:grayscale(1)}.js-wk .pl-phase.done .pl-trophy{background:color-mix(in srgb,var(--ok) 14%,transparent)}
@media(max-width:640px){.pl-phase{grid-template-columns:minmax(0,1fr)}}
@media(prefers-reduced-motion:reduce){.pl-phase,.pl-wk__fill{transition:none}}
.pl-outcomes{list-style:none;padding:0;margin:0;display:grid;gap:.55rem}.pl-outcomes li{position:relative;padding:.6rem .9rem .6rem 2.3rem;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface);color:var(--text-soft);line-height:1.55;font-size:.95rem}.pl-outcomes li::before{content:"✓";position:absolute;left:.8rem;top:.55rem;width:20px;height:20px;border-radius:50%;background:var(--ok);color:#fff;display:grid;place-items:center;font-size:.72rem;font-weight:800}
.pl-about__main em{font-style:italic;color:var(--text)}.pl-about__main code,.pl-callout code{background:var(--bg-soft);padding:.05rem .35rem;border-radius:5px;font-size:.9em}

/* ---- hackathons ---- */
.hk-hero{position:relative;overflow:hidden;background:radial-gradient(900px 500px at 15% 0,#3b34a8 0,#15123a 55%,#0c0b22 100%);color:#fff;padding-block:clamp(3rem,6vw,5.5rem)}.hk-hero .pl-hero-net{opacity:.5}.hk-hero h1{color:#fff;font-size:clamp(2.2rem,5vw,3.6rem);line-height:1.05;margin:.4rem 0 1rem}.hk-hero .breadcrumb,.hk-hero .breadcrumb a{color:#c7c3ff}
.hk-hero__grid{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:2.4rem;align-items:center;position:relative;z-index:1}@media(max-width:900px){.hk-hero__grid{grid-template-columns:minmax(0,1fr)}}
.hk-grad{background:linear-gradient(90deg,#a5b4ff,#6ee7b7,#fde68a);-webkit-background-clip:text;background-clip:text;color:transparent}
.hk-points{display:flex;gap:.6rem;flex-wrap:wrap;margin-top:1.2rem}.hk-points span{padding:.35rem .85rem;border-radius:999px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);font-size:.88rem;font-weight:600}
.hk-stage{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.22);border-radius:22px;padding:1.5rem 1.6rem;backdrop-filter:blur(14px);box-shadow:0 30px 70px -20px rgba(0,0,0,.6);color:#fff}
.hk-stage__top{display:flex;justify-content:space-between;gap:.8rem;flex-wrap:wrap;align-items:center}.hk-pill{padding:.25rem .8rem;border-radius:999px;background:#6ee7b7;color:#04231a;font-weight:800;font-size:.78rem;letter-spacing:.06em;text-transform:uppercase}.hk-pill.live{background:#fca5a5;color:#450a0a;animation:hk-pulse 1.4s infinite}.hk-pill.closed,.hk-pill.ended{background:#e5e7eb;color:#1f2937}@keyframes hk-pulse{50%{box-shadow:0 0 0 8px rgba(252,165,165,.25)}}
.hk-fmt{font-size:.82rem;color:#c7c3ff}.hk-stage__title{margin:.9rem 0 .2rem;font-size:1.7rem;color:#fff}.hk-stage__title a{color:#fff}.hk-stage__theme{margin:0 0 1rem;color:#d8d5f0}
.hk-count{display:grid;grid-template-columns:repeat(4,1fr);gap:.6rem}.hk-count div{background:rgba(0,0,0,.28);border-radius:14px;padding:.7rem .3rem;text-align:center}.hk-count b{display:block;font-size:clamp(1.5rem,4vw,2.2rem);font-variant-numeric:tabular-nums;line-height:1.1}.hk-count span{font-size:.72rem;color:#c7c3ff;text-transform:uppercase;letter-spacing:.1em}
.hk-count__label{margin:.7rem 0 0;font-weight:700;color:#fde68a}.hk-when{margin:.6rem 0 0;font-size:.82rem;color:#c7c3ff}
.hk-stage__row{display:flex;gap:1.2rem;align-items:center;justify-content:space-between;flex-wrap:wrap;margin-top:1.1rem}.hk-prize small{display:block;font-size:.72rem;text-transform:uppercase;letter-spacing:.1em;color:#c7c3ff}.hk-prize b{font-size:2rem;color:#fde68a}
/* steps */
.hk-steps{max-width:900px;margin:1.6rem auto 0}.hk-steps__rail{display:grid;grid-template-columns:repeat(6,1fr);gap:.3rem;position:relative}.hk-steps__rail::before{content:"";position:absolute;left:8%;right:8%;top:22px;height:3px;background:var(--border)}
.hk-step{position:relative;z-index:1;display:grid;justify-items:center;gap:.35rem;background:none;border:0;color:inherit;padding:0}.hk-step span{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;background:var(--surface);border:2px solid var(--border);font-weight:800;transition:.2s}.hk-step b{font-size:.82rem}.hk-step.on span,.hk-step:hover span{background:var(--brand);border-color:var(--brand);color:#fff;transform:scale(1.12)}.hk-step.past span{background:var(--accent);border-color:var(--accent);color:#fff}
.hk-steps__det{margin-top:1.2rem;padding:1.1rem 1.4rem;border-radius:var(--radius);background:var(--bg-soft);border:1px solid var(--border);font-size:1rem;color:var(--text-soft);min-height:4.2em;text-align:center}
@media(max-width:600px){.hk-step b{font-size:.68rem}.hk-step span{width:36px;height:36px}.hk-steps__rail::before{top:18px}}
/* rules + cards */
.hk-check{max-width:44rem;margin:0 auto}.hk-rules{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(260px,100%),1fr));gap:.8rem;max-width:1000px;margin:1.4rem auto 0}.hk-rule{display:grid;grid-template-columns:30px 1fr;gap:.7rem;padding:.9rem 1rem;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface);transition:.2s}.hk-rule:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:var(--brand)}.hk-rule span{width:26px;height:26px;border-radius:50%;background:var(--ok);color:#fff;display:grid;place-items:center;font-size:.78rem;font-weight:800}.hk-rule p{margin:0;font-size:.95rem;color:var(--text-soft)}
.hk-cols{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);gap:2.2rem;align-items:start}@media(max-width:900px){.hk-cols{grid-template-columns:minmax(0,1fr)}}.hk-cols__side{position:sticky;top:90px;display:grid;gap:1rem}@media(max-width:900px){.hk-cols__side{position:static}}
.hk-cols__side input,.hk-cols__side textarea{width:100%}.hk-prizebox{padding:1rem 1.2rem;border-radius:var(--radius);background:linear-gradient(135deg,var(--brand-soft),var(--accent-soft));font-size:1.1rem;font-weight:600}
.hk-notify{padding:1.4rem 1.5rem;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);box-shadow:var(--shadow-sm)}.hk-notify h3{margin:0 0 .3rem}.hk-notify p{margin:0 0 .8rem;color:var(--text-soft)}.hk-notify__form{display:flex;gap:.6rem;flex-wrap:wrap}.hk-notify__form input[type=email]{flex:1;min-width:200px}.hk-notify__form .cap{flex:0 0 100%}
.hk-stage .hk-notify{background:transparent;border:0;box-shadow:none;color:#fff}.hk-stage .hk-notify p{color:#d8d5f0}
[hidden]{display:none!important}

/* ---- site-wide enhancers ---- */
.page-hero.pl-autohero{position:relative;overflow:hidden}.pl-autohero .pl-hero-net{opacity:.5;z-index:0}.pl-autohero>.container{position:relative;z-index:1}
.hk-steps__rail{grid-template-columns:repeat(var(--n,6),1fr)}.hk-steps__det h4{margin:0 0 .3rem;font-size:1.1rem;color:var(--text)}.hk-steps__det p{margin:0}.hk-steps--wide{max-width:980px}.hk-steps--wide .hk-steps__det{text-align:left;font-size:1.02rem;line-height:1.7}
.pl-toolbar{display:flex;gap:.8rem;align-items:center;flex-wrap:wrap;margin:0 0 1.2rem}.pl-search{flex:1;min-width:220px;padding:.65rem .95rem;border:1px solid var(--border);border-radius:999px;background:var(--surface);font:inherit}.pl-search:focus{outline:2px solid var(--brand);outline-offset:1px}.pl-count{font-size:.85rem;color:var(--text-faint)}
.pl-tabs{display:flex;gap:.5rem;flex-wrap:wrap;justify-content:center;margin:1.6rem auto 0}.pl-tab{padding:.55rem 1.1rem;border-radius:999px;border:1px solid var(--border);background:var(--surface);font-weight:700;font-size:.9rem;transition:.15s}.pl-tab:hover{border-color:var(--brand)}.pl-tab.on{background:var(--brand);color:#fff;border-color:var(--brand)}
.pl-pick3{max-width:52rem;margin:0 auto 2rem}.pl-pick3 h3{margin:.3rem 0 .8rem;font-size:1.1rem}.fmt-card.pl-hi{transform:translateY(-8px) scale(1.02);box-shadow:0 0 0 3px var(--brand),var(--shadow-lg);transition:.3s}.fmt-card.pl-dim{opacity:.5;transition:.3s}
.pl-intents{margin:0 0 1.4rem}.pl-chip.on{background:var(--brand);color:#fff;border-color:var(--brand)}
.pl-roledet{margin-top:1rem;padding:1.2rem 1.4rem;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface)}.pl-roledet h3{margin:0 0 .3rem}.pl-two{display:grid;grid-template-columns:1fr 1fr;gap:1.4rem;margin-top:.8rem}@media(max-width:700px){.pl-two{grid-template-columns:minmax(0,1fr)}}.pl-mini{margin:.4rem 0 0;padding-left:1.1rem;color:var(--text-soft);font-size:.92rem}.pl-mini li{margin:.25rem 0}.pl-mini a{text-decoration:underline;font-weight:600;color:var(--brand)}
.pl-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(150px,100%),1fr));gap:1rem;margin:0 auto;max-width:980px}.pl-stat{text-align:center;padding:1.2rem .8rem;border-radius:var(--radius);background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow-sm);transition:.2s}.pl-stat:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}.pl-stat b{display:block;font-size:2.2rem;color:var(--brand-strong);line-height:1.1}.pl-stat span{font-size:.85rem;color:var(--text-soft)}
.pl-unlock{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(200px,100%),1fr));gap:.8rem;max-width:980px;margin:1.4rem auto 0}.pl-unlock div{display:flex;gap:.7rem;align-items:center;padding:.7rem .9rem;border-radius:var(--radius-sm);border:1px dashed var(--border);opacity:.5;filter:grayscale(1);transition:.4s}.pl-unlock div.on{opacity:1;filter:none;border-style:solid;border-color:var(--ok);background:color-mix(in srgb,var(--ok) 10%,transparent)}.pl-unlock span{font-size:1.4rem}.pl-unlock b{font-size:.9rem;line-height:1.3}
.pl-shelf{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(200px,100%),1fr));gap:1rem;max-width:960px;margin:1.6rem auto}.pl-slot{padding:1.4rem 1rem;text-align:center;border:2px dashed var(--border);border-radius:var(--radius);background:var(--bg-soft);color:var(--text-faint);transition:.2s}.pl-slot:hover{border-color:var(--brand);color:var(--text);transform:translateY(-3px)}.pl-slot span{display:block;font-size:2.2rem;filter:grayscale(1);opacity:.6}.pl-slot b{display:block;margin-top:.3rem}
.lost{position:relative;min-height:70vh;overflow:hidden}.lost .pl-hero-net{opacity:.6}.lost .container{position:relative;z-index:1}

/* ---- resources ---- */
.pl-featured{display:block;padding:1.8rem 2rem;border-radius:var(--radius-lg);background:linear-gradient(135deg,var(--brand),var(--accent));color:#fff;margin-bottom:1.6rem;box-shadow:var(--shadow-lg);transition:.25s}.pl-featured:hover{transform:translateY(-4px)}.pl-featured .pl-eyebrow{color:#e8e6ff}.pl-featured h2{color:#fff;margin:.4rem 0 .5rem;font-size:clamp(1.4rem,3vw,2rem)}.pl-featured p{margin:0 0 .8rem;color:rgba(255,255,255,.9);max-width:60ch}.pl-featured .pl-rt{font-weight:700}
.pl-rt{font-size:.8rem;color:var(--text-faint)}.fmt-card[hidden]{display:none}
.pl-readbar{position:fixed;left:0;right:0;top:0;height:4px;z-index:80;background:transparent}.pl-readbar i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--brand),var(--accent));transition:width .1s}
.pl-next{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(240px,100%),1fr));gap:.8rem}.pl-next .pl-pnode{padding:.9rem 1.1rem}

/* ---- clearer click affordance for tabs and filter chips ---- */
.pl-hint{flex:0 0 100%;margin:0 0 .2rem;font-size:.85rem;font-weight:700;letter-spacing:.04em;color:var(--text-soft);text-align:center}.pl-tabs .pl-hint{text-align:center}
.pl-tabrow{display:flex;gap:.7rem;flex-wrap:wrap;justify-content:center;width:100%}
.pl-tab{cursor:pointer;display:inline-flex;align-items:center;gap:.55rem;padding:.75rem 1.25rem;border:2px solid var(--border);border-radius:14px;background:var(--surface);box-shadow:var(--shadow-sm);font-size:.95rem;transition:transform .15s,box-shadow .15s,border-color .15s}
.pl-tab::after{content:"›";font-size:1.3rem;line-height:1;font-weight:800;color:var(--brand);transition:transform .15s}
.pl-tab:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:var(--brand)}.pl-tab:hover::after{transform:translateX(3px)}
.pl-tab.on{background:var(--brand);border-color:var(--brand);color:#fff;box-shadow:0 8px 20px -8px var(--brand)}.pl-tab.on::before{content:"✓";font-weight:800}.pl-tab.on::after{color:#fff}
.pl-cats .pl-chip,.pl-roles .pl-chip,button.pl-chip{cursor:pointer;border-width:2px;box-shadow:var(--shadow-sm);padding:.4rem .95rem}.pl-cats .pl-chip:hover,.pl-roles .pl-chip:hover,button.pl-chip:hover{box-shadow:var(--shadow-md)}
.pl-chip.on::before{content:"✓";margin-right:.3rem;font-weight:800}
.pl-cats{align-items:center}

/* ---- article body extras ---- */
.doc pre{background:#0d1018;color:#dfe6ff;padding:1rem 1.2rem;border-radius:var(--radius-sm);overflow-x:auto;font:.86rem/1.6 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;margin:1rem 0;border:1px solid #232a3d}.doc pre code{background:none;padding:0;color:inherit}
.doc blockquote{margin:1.2rem 0;padding:.9rem 1.2rem;border-left:4px solid var(--brand);background:var(--brand-soft);border-radius:0 var(--radius-sm) var(--radius-sm) 0;color:var(--text)}
.doc code{background:var(--bg-soft);padding:.05rem .35rem;border-radius:5px;font-size:.9em}.doc table.data{width:100%;border-collapse:collapse;font-size:.92rem;margin:1rem 0}.doc table.data th,.doc table.data td{padding:.55rem .7rem;border:1px solid var(--border);text-align:left;vertical-align:top}.doc table.data th{background:var(--bg-soft)}

/* ---- article: references and infrastructure ---- */
.pl-refs{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(280px,100%),1fr));gap:.7rem}.pl-ref{display:grid;gap:.15rem;padding:.8rem 1rem;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface);transition:.15s}.pl-ref:hover{border-color:var(--brand);transform:translateY(-2px);box-shadow:var(--shadow-md)}.pl-ref b{font-size:.93rem;line-height:1.35}.pl-ref small{color:var(--text-faint);font-size:.76rem}
.pl-ref__k{justify-self:start;font-size:.66rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;padding:.12rem .5rem;border-radius:999px;background:var(--brand-soft);color:var(--brand-strong)}.pl-ref__k--paper{background:#fdeef0;color:#a3243b}.pl-ref__k--repo{background:#e6f7f4;color:#0c6b5d}.pl-ref__k--guide{background:#fff4dd;color:#8a5a00}.pl-ref__k--course{background:#e8f0ff;color:#2b4fa8}
.pl-tools{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(250px,100%),1fr));gap:.7rem}.pl-tool{display:grid;grid-template-columns:38px 1fr;gap:.75rem;align-items:center;padding:.75rem .9rem;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface)}.pl-tool img{width:34px;height:34px;object-fit:contain}.pl-tool__ph{width:34px;height:34px;border-radius:8px;background:var(--bg-soft)}.pl-tool b{display:block;font-size:.95rem}.pl-tool b a{text-decoration:underline}.pl-tool small{display:block;color:var(--text-faint);font-size:.78rem;margin-top:.1rem}.pl-tool .tool-badge{margin:.15rem 0}

/* ---- article: real-world use ---- */
.pl-usecases{padding:1rem 1.3rem;border-radius:var(--radius);background:linear-gradient(135deg,var(--brand-soft),var(--accent-soft));border:1px solid var(--border)}.pl-usecases h4{margin:0 0 .4rem;font-size:1rem}.pl-usecases ul{margin:.2rem 0 0}
.pl-cases{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(280px,100%),1fr));gap:.9rem}.pl-case{display:grid;gap:.35rem;padding:1rem 1.15rem;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);box-shadow:var(--shadow-sm);transition:.2s;align-content:start}.pl-case:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:var(--brand)}
.pl-case__top{display:flex;justify-content:space-between;gap:.5rem;align-items:center}.pl-case__top b{font-size:1rem;color:var(--brand-strong)}.pl-case__t{font-weight:700;font-size:.93rem;line-height:1.35}.pl-case p{margin:0;font-size:.88rem;color:var(--text-soft);line-height:1.55}.pl-case small{color:var(--text-faint);font-size:.75rem}

/* journey: numbered milestones on a connecting line */
.pl-journey{list-style:none;margin:1.5rem 0 0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:1.25rem;position:relative;counter-reset:j}
.pl-journey:before{content:"";position:absolute;left:12.5%;right:12.5%;top:22px;height:3px;border-radius:3px;background:linear-gradient(90deg,var(--brand),var(--accent))}
.pl-journey li{position:relative;text-align:center;padding:0 .5rem}
.pl-jnode{display:grid;place-items:center;width:46px;height:46px;margin:0 auto .8rem;border-radius:50%;background:var(--bg);border:3px solid var(--brand);color:var(--brand);font-size:1.05rem;position:relative;z-index:1;box-shadow:0 0 0 6px var(--bg)}
.pl-journey li:hover .pl-jnode{background:var(--brand);color:#fff}
.pl-journey small{display:block;font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--brand);font-weight:700}
.pl-journey h3{font-size:1.08rem;margin:.25rem 0 .4rem}
.pl-journey p{font-size:.92rem;color:var(--text-soft)}
.pl-journey a{color:var(--brand);text-decoration:underline}
@media(max-width:820px){.pl-journey{grid-template-columns:minmax(0,1fr);gap:1.4rem}.pl-journey:before{left:22px;right:auto;top:0;bottom:0;width:3px;height:auto}.pl-journey li{text-align:left;padding:0 0 0 4rem}.pl-jnode{position:absolute;left:0;top:0;margin:0}}

/* mobile safety */
.pl-stack{grid-template-columns:minmax(0,1fr)}.pl-stack>*{min-width:0}
.pl-ex-list{grid-template-columns:minmax(0,1fr)}.pl-ex-btn>*{min-width:0}.pl-ex-btn{min-width:0}
body{overflow-x:clip}
@media(max-width:700px){.doc table.data{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch}.hk-cols>*,.pl-two>*{min-width:0}}
/* mobile: keep long pages short */
@media(max-width:620px){
  .grid>.course>a[aria-hidden]{display:none!important}
  .course p{font-size:.9rem}
  .course .course__body p:first-child{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
  .fmt-grid{display:flex!important;overflow-x:auto;scroll-snap-type:x mandatory;gap:.9rem;padding-bottom:.6rem;margin-inline:-1rem;padding-inline:1rem;-webkit-overflow-scrolling:touch}
  .fmt-grid>*{flex:0 0 82%;scroll-snap-align:center;min-width:0}
  .section{padding-block:2.6rem}
}
@media(max-width:620px){.pl-ws{grid-template-columns:88px minmax(0,1fr) 62px;font-size:10.5px;padding:.6rem}.pl-ws>div{min-width:0;overflow:hidden;padding:.45rem .5rem}.ws-editor,.ws-term{white-space:pre-wrap;word-break:break-all}}
/* outcomes page */
.oc-split{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:clamp(1.6rem,4vw,3.4rem);align-items:center}
@media(max-width:900px){.oc-split{grid-template-columns:minmax(0,1fr)}}
.oc-ticks{list-style:none;padding:0;margin:1.2rem 0 0;display:grid;gap:.7rem}
.oc-ticks li{position:relative;padding-left:1.9rem;color:var(--text-soft)}
.oc-ticks li:before{content:"";position:absolute;left:0;top:.28em;width:1.15rem;height:1.15rem;border-radius:50%;background:var(--brand-soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%235B54D4' stroke-width='3.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 12.5 4 4L18 8'/%3E%3C/svg%3E") center/70% no-repeat}
.oc-rubric{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-md);padding:1.4rem 1.5rem;display:grid;gap:.4rem}
.oc-rubric h3{margin:0 0 .5rem;font-size:1.05rem}
.oc-r{display:flex;gap:.9rem;align-items:center;padding:.7rem .4rem;border-top:1px solid var(--border)}
.oc-r:first-of-type{border-top:0}
.oc-ri{flex:none;width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:var(--brand-soft);color:var(--brand);transition:transform .2s}
.oc-r:hover .oc-ri{transform:scale(1.08) rotate(-4deg)}
.oc-r b{display:block;font-size:.98rem}.oc-r small{color:var(--text-faint);font-size:.86rem}
.oc-pack{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1.25rem}
@media(max-width:820px){.oc-pack{grid-template-columns:minmax(0,1fr)}}
.oc-big{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:1.6rem 1.5rem;box-shadow:var(--shadow-sm);border-top:4px solid var(--a,var(--brand));transition:transform .2s,box-shadow .2s}
.oc-big:hover{transform:translateY(-4px);box-shadow:var(--shadow-md)}
.oc-num{font-size:clamp(2.6rem,6vw,3.6rem);font-weight:800;letter-spacing:-.03em;line-height:1;background:linear-gradient(135deg,var(--brand),var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:.6rem}
.oc-big h3{margin:0 0 .4rem}.oc-big p{font-size:.94rem;color:var(--text-soft)}
.oc-caveat{display:flex;gap:.8rem;align-items:flex-start;margin-top:1.4rem;padding:1rem 1.2rem;border-radius:var(--radius-sm,12px);background:var(--surface);border:1px dashed var(--border);color:var(--text-soft)}
.oc-caveat svg{flex:none;color:var(--brand);margin-top:.15rem}.oc-caveat p{margin:0;font-size:.94rem}
.project{position:relative}
.oc-sample{position:absolute;top:.7rem;right:.7rem;z-index:2;background:rgba(15,18,32,.78);color:#fff;font-size:.68rem;letter-spacing:.08em;text-transform:uppercase;font-weight:700;padding:.22rem .6rem;border-radius:999px}
.oc-fb{position:relative;max-width:46rem;margin:0 auto;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-md);overflow:hidden}
.oc-fb .oc-sample{top:.9rem}
.oc-fb__h{display:flex;justify-content:space-between;gap:1rem;padding:1rem 1.3rem;background:var(--bg-soft);border-bottom:1px solid var(--border);padding-right:7rem}
.oc-fb__h span{color:var(--text-faint);font-size:.82rem}
.oc-fb__row{display:grid;grid-template-columns:5.2rem minmax(0,1fr);gap:1rem;padding:1rem 1.3rem;border-top:1px solid var(--border);align-items:start}
.oc-fb__row:first-of-type{border-top:0}
.oc-fb__row span{justify-self:start;font-size:.72rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;padding:.25rem .6rem;border-radius:999px}
.oc-fb__row.ok span{background:#dcf5e7;color:#14653a}.oc-fb__row.warn span{background:#fdf0d5;color:#8a5a00}.oc-fb__row.next span{background:var(--brand-soft);color:var(--brand)}
.oc-fb__row p{margin:0;font-size:.95rem;color:var(--text-soft)}
@media(max-width:520px){.oc-fb__row{grid-template-columns:minmax(0,1fr);gap:.4rem}.oc-fb__h{flex-direction:column;gap:.2rem}}