:root{
  --board:#0E241D; --board2:#0A1C16; --board3:#143329; --chalk:#EDEBE3; --chalk2:#B9C6BF; --chalk3:#88A096;
  --paper:#F3EEE3; --card:#FFFDF8; --ink:#13201B; --muted:#4D5B54; --line:#DCD4C3; --line-d:rgba(237,235,227,.12);
  --sun:#F4B33D; --sun2:#FFD27A; --coral:#F2643D; --coral-d:#B33A17; --mint:#7FD8B2; --sky:#9CC9FF;
  --display:"Archivo", system-ui, -apple-system, "Segoe UI", sans-serif;
  --sans:"Atkinson Hyperlegible", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono:"IBM Plex Mono", ui-monospace, Menlo, monospace;
  --dev:"Tiro Devanagari Hindi", "Noto Sans Devanagari", serif;
  --ease:cubic-bezier(.22,.8,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font:400 17px/1.6 var(--sans);overflow-x:hidden;-webkit-font-smoothing:antialiased}
svg{display:block;max-width:100%}
a{color:inherit}
h1,h2,h3{font-family:var(--display);font-stretch:88%;margin:0;letter-spacing:-.02em;line-height:1.02;font-weight:800}
button{font:inherit;color:inherit}
:focus-visible{outline:3px solid var(--sun);outline-offset:3px;border-radius:8px}
.cpk-skip{position:absolute;left:12px;top:-60px;background:var(--sun);color:var(--ink);padding:10px 14px;border-radius:8px;z-index:100}
.cpk-skip:focus{top:12px}

/* buttons */
.cpk-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font:700 16px/1 var(--sans);text-decoration:none;border-radius:12px;padding:16px 22px;border:2px solid transparent;cursor:pointer;transition:transform .25s var(--ease),background .25s,border-color .25s,box-shadow .25s}
.cpk-btn:hover{transform:translateY(-2px)}
.cpk-btn-sun{background:var(--sun);color:var(--ink);box-shadow:0 4px 0 #B47C16}
.cpk-btn-sun:hover{background:var(--sun2);box-shadow:0 6px 0 #B47C16}
.cpk-btn-sun:active{transform:translateY(2px);box-shadow:0 1px 0 #B47C16}
.cpk-btn-ghost{color:var(--chalk);border-color:rgba(237,235,227,.35)}
.cpk-btn-ghost:hover{border-color:var(--chalk);background:rgba(237,235,227,.06)}
.cpk-btn-sm{padding:11px 15px;font-size:15px;border-radius:10px;box-shadow:0 3px 0 #B47C16}

/* nav: glass tinted to the section beneath */
.cpk-nav{position:fixed;top:12px;left:50%;transform:translateX(-50%);z-index:50;width:min(1180px,calc(100% - 24px));display:flex;align-items:center;justify-content:space-between;gap:16px;padding:9px 9px 9px 16px;border-radius:16px;background:rgba(10,28,22,.62);border:1px solid var(--line-d);color:var(--chalk);-webkit-backdrop-filter:blur(14px) saturate(1.3);backdrop-filter:blur(14px) saturate(1.3);transition:background .35s,color .35s,border-color .35s}
.cpk-nav.on-light{background:rgba(243,238,227,.8);color:var(--ink);border-color:rgba(19,32,27,.1)}
.cpk-logo{display:flex;align-items:center;gap:10px;text-decoration:none}
.cpk-logo svg{width:32px;height:32px;flex:none}
.cpk-logo span{font:700 19px/1 var(--display);font-stretch:95%;letter-spacing:-.02em}
.cpk-logo b{color:var(--sun);font-weight:800}
.cpk-nav.on-light .cpk-logo b{color:var(--coral-d)}
.cpk-nav nav{display:flex;gap:4px}
.cpk-nav nav a{text-decoration:none;font-size:15px;padding:8px 12px;border-radius:9px;transition:background .2s}
.cpk-nav nav a:hover{background:rgba(127,127,127,.16)}

/* hero */
.cpk-hero{position:relative;background:var(--board);color:var(--chalk);padding:124px clamp(16px,4vw,56px) 96px;overflow:hidden;isolation:isolate}
.cpk-chalk{position:absolute;inset:0;z-index:-1;pointer-events:none;background:
  radial-gradient(45% 55% at 85% 35%,rgba(244,179,61,.14),transparent 70%),
  radial-gradient(40% 50% at 8% 95%,rgba(242,100,61,.12),transparent 70%),
  linear-gradient(rgba(237,235,227,.035) 1px,transparent 1px) 0 0/100% 34px}
.cpk-chalk::after{content:"";position:absolute;inset:0;background:repeating-linear-gradient(90deg,rgba(237,235,227,.025) 0 1px,transparent 1px 34px);-webkit-mask-image:linear-gradient(90deg,#000,transparent 60%);mask-image:linear-gradient(90deg,#000,transparent 60%)}
.cpk-hero-in{max-width:1220px;margin:0 auto;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:clamp(32px,5vw,64px);align-items:center}
.cpk-hero-copy>*{animation:cpk-rise .7s var(--ease) both}
.cpk-hero-copy>*:nth-child(2){animation-delay:.08s}
.cpk-hero-copy>*:nth-child(3){animation-delay:.16s}
.cpk-hero-copy>*:nth-child(n+4){animation-delay:.24s}
@keyframes cpk-rise{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}
.cpk-kicker{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin:0 0 22px;font-size:15px;color:var(--chalk2)}
.cpk-dev{font:700 13px/1 var(--mono);letter-spacing:.06em;text-transform:uppercase;color:var(--ink);background:var(--sun);padding:6px 9px;border-radius:8px}
.cpk-hero h1{font-size:clamp(44px,6vw,88px);font-stretch:82%;letter-spacing:-.03em;line-height:.96}
.cpk-hl{color:var(--sun);position:relative;white-space:nowrap}
.cpk-hl::after{content:"";position:absolute;left:0;right:0;bottom:-.06em;height:.09em;background:var(--coral);border-radius:4px;transform-origin:left;animation:cpk-under .8s .6s var(--ease) both}
@keyframes cpk-under{from{transform:scaleX(0)}to{transform:scaleX(1)}}
.cpk-lede{font-size:clamp(17px,1.35vw,19.5px);color:var(--chalk2);max-width:32em;margin:24px 0 30px}
.cpk-ctas{display:flex;flex-wrap:wrap;gap:12px}
.cpk-ticks{list-style:none;padding:0;margin:28px 0 0;display:flex;flex-wrap:wrap;gap:8px 20px;font-size:15px;color:var(--chalk3)}
.cpk-ticks li::before{content:"✓";color:var(--mint);font-weight:700;margin-right:7px}

/* terminal */
.cpk-term-wrap{animation:cpk-rise .8s .2s var(--ease) both;min-width:0}
.cpk-term{background:#08140F;border:1px solid rgba(237,235,227,.14);border-radius:16px;box-shadow:0 40px 80px -30px rgba(0,0,0,.7),0 0 0 6px rgba(237,235,227,.03);overflow:hidden}
.cpk-term-bar{display:flex;align-items:center;gap:14px;padding:10px 12px;background:#0D1C16;border-bottom:1px solid rgba(237,235,227,.08)}
.cpk-dots{display:inline-flex;gap:6px;flex:none}
.cpk-dots i{width:11px;height:11px;border-radius:50%;background:#F2643D}
.cpk-dots i:nth-child(2){background:#F4B33D}
.cpk-dots i:nth-child(3){background:#7FD8B2}
.cpk-tabs{display:flex;gap:4px;overflow-x:auto;scrollbar-width:none;min-width:0}
.cpk-tab{border:0;background:transparent;font:500 13px/1 var(--mono);color:var(--chalk3);padding:8px 10px;border-radius:8px;cursor:pointer;white-space:nowrap}
.cpk-tab[aria-selected="true"]{background:rgba(237,235,227,.09);color:var(--chalk)}
.cpk-tab:hover{color:var(--chalk)}
.cpk-term-body{height:410px;padding:16px 0 12px;display:flex;flex-direction:column;overflow:hidden}
.cpk-code{margin:0;font:400 13.5px/1.65 var(--mono);color:#DCE6E0;white-space:pre-wrap;word-break:break-word;flex:none}
.cpk-code code{display:block;font:inherit}
.cpk-code .ln{display:block;padding:0 16px 0 52px;position:relative;min-height:1.65em}
.cpk-code .ln>i{position:absolute;left:0;width:38px;text-align:right;font-style:normal;color:#4E6A5E;user-select:none}
.cpk-code .ln.cur{background:rgba(237,235,227,.04)}
.cpk-code .k{color:#FF8A63}
.cpk-code .s{color:var(--sun2)}
.cpk-code .n{color:var(--mint)}
.cpk-code .c{color:#7F9C90;font-style:italic}
.cpk-code .f{color:var(--sky)}
.cpk-caret{display:inline-block;width:.6em;height:1.15em;vertical-align:-.2em;background:var(--sun);margin-left:1px;animation:cpk-blink 1.1s steps(1) infinite}
@keyframes cpk-blink{50%{opacity:0}}
.cpk-out{margin-top:auto;border-top:1px dashed rgba(237,235,227,.14);padding:12px 16px 0;font:400 13.5px/1.6 var(--mono);color:#CFE7DC;min-height:132px}
.cpk-out p{margin:0}
.cpk-out .cpk-cmd{color:var(--chalk)}
.cpk-pr{color:var(--mint);margin-right:6px}
.cpk-out p.cpk-new{animation:cpk-line .3s var(--ease) both}
@keyframes cpk-line{from{opacity:0;transform:translateX(-6px)}to{opacity:1;transform:none}}
.cpk-term-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:10px 12px;background:#0D1C16;border-top:1px solid rgba(237,235,227,.08)}
.cpk-status{display:inline-flex;align-items:center;gap:8px;font:500 12.5px/1 var(--mono);color:var(--chalk3)}
.cpk-status i{width:8px;height:8px;border-radius:50%;background:var(--chalk3)}
.cpk-status.typing i{background:var(--sun)}
.cpk-status.running i{background:var(--mint)}
.cpk-term-btns{display:flex;gap:6px}
.cpk-mini{border:1px solid rgba(237,235,227,.2);background:transparent;border-radius:8px;padding:7px 11px;font:500 12.5px/1 var(--mono);color:var(--chalk);cursor:pointer}
.cpk-mini:hover{border-color:var(--chalk)}
.cpk-run{background:var(--mint);border-color:var(--mint);color:#08140F;font-weight:600}
.cpk-run:hover{background:#A3E8CB}
.cpk-term-note{font-size:13.5px;color:var(--chalk3);margin:12px 4px 0}

/* facts */
.cpk-facts{display:grid;grid-template-columns:repeat(4,1fr);max-width:1220px;margin:0 auto;padding:56px clamp(16px,4vw,56px);gap:20px}
.cpk-fact{border-top:3px solid var(--ink);padding-top:16px}
.cpk-fact b{display:block;font:800 clamp(44px,5vw,72px)/1 var(--display);font-stretch:75%;letter-spacing:-.03em;font-variant-numeric:tabular-nums}
.cpk-fact span{display:block;color:var(--muted);margin-top:8px;font-size:15.5px;line-height:1.4}
.cpk-fact b span{display:inline;color:inherit;margin:0;font-size:inherit;line-height:inherit}

/* section heads */
.cpk-head{max-width:1220px;margin:0 auto 44px}
.cpk-eyebrow{font:600 13px/1 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--coral-d);margin:0 0 14px}
[data-tone="dark"] .cpk-eyebrow{color:var(--sun)}
.cpk-head h2,.cpk-mentor h2,.cpk-visit h2{font-size:clamp(36px,4.6vw,64px)}
.cpk-sub{color:var(--muted);max-width:36em;margin:16px 0 0;font-size:18px}
[data-tone="dark"] .cpk-sub{color:var(--chalk2)}
.cpk-small{font-size:14px;color:var(--muted);line-height:1.5}
[data-tone="dark"] .cpk-small{color:var(--chalk3)}

/* roadmap */
.cpk-roadmap{padding:72px clamp(16px,4vw,56px) 100px}
.cpk-path{list-style:none;margin:0 auto;padding:0;max-width:900px;position:relative}
.cpk-rail{position:absolute;left:27px;top:28px;bottom:28px;width:4px;border-radius:4px;background:var(--line)}
.cpk-rail i{position:absolute;inset:0;border-radius:inherit;background:linear-gradient(var(--sun),var(--coral));transform-origin:top;transform:scaleY(var(--p,0))}
.cpk-mod{position:relative;display:grid;grid-template-columns:58px minmax(0,1fr);gap:22px;margin-bottom:26px}
.cpk-mod:last-child{margin-bottom:0}
.cpk-node{position:relative;z-index:1;width:58px;height:58px;border-radius:50%;display:grid;place-items:center;background:var(--paper);border:3px solid var(--line);transition:background .4s,border-color .4s,transform .4s var(--ease),box-shadow .4s}
.cpk-node b{font:600 15px/1 var(--mono);color:var(--muted);transition:color .4s}
.cpk-mod-card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:22px 24px;transition:opacity .5s,transform .6s var(--ease),border-color .4s,box-shadow .4s}
.cpk-js .cpk-mod:not(.lit) .cpk-mod-card{opacity:.6;transform:translateX(14px)}
.cpk-mod.lit .cpk-node{background:var(--sun);border-color:var(--ink);transform:scale(1.06);box-shadow:0 0 0 6px rgba(244,179,61,.25)}
.cpk-mod.lit .cpk-node b{color:var(--ink)}
.cpk-mod.lit .cpk-mod-card{opacity:1;transform:none;border-color:#CDBE9F;box-shadow:0 18px 40px -26px rgba(19,32,27,.45)}
.cpk-mod-meta{font:500 13px/1 var(--mono);color:var(--coral-d);margin:0 0 10px}
.cpk-mod h3{font-size:clamp(26px,2.6vw,34px);font-stretch:85%}
.cpk-mod-card>p{margin:10px 0 0;color:var(--muted)}
.cpk-mod-card .cpk-build{color:var(--ink)}
.cpk-build span{font:600 12px/1 var(--mono);text-transform:uppercase;letter-spacing:.06em;background:#FBE7C0;color:#6B4708;padding:4px 7px;border-radius:6px;margin-right:6px;vertical-align:2px}
.cpk-tags{list-style:none;padding:0;margin:14px 0 0;display:flex;flex-wrap:wrap;gap:6px}
.cpk-tags li{font:500 12.5px/1 var(--mono);border:1px solid var(--line);border-radius:999px;padding:6px 10px;color:var(--muted)}

/* batches */
.cpk-batches{background:var(--board);color:var(--chalk);padding:96px clamp(16px,4vw,56px)}
.cpk-filter{max-width:1220px;margin:0 auto 22px;display:flex;flex-wrap:wrap;gap:8px}
.cpk-chip{border:1.5px solid var(--line);background:transparent;border-radius:999px;padding:9px 15px;font-size:15px;cursor:pointer;transition:background .2s,color .2s,border-color .2s}
.cpk-chip[aria-pressed="true"]{background:var(--ink);border-color:var(--ink);color:var(--paper)}
[data-tone="dark"] .cpk-chip{border-color:rgba(237,235,227,.28)}
[data-tone="dark"] .cpk-chip[aria-pressed="true"]{background:var(--sun);border-color:var(--sun);color:var(--ink)}
.cpk-batch-grid{max-width:1220px;margin:0 auto;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.cpk-batch{background:var(--board3);border:1px solid var(--line-d);border-radius:16px;padding:20px;transition:opacity .35s,transform .35s var(--ease),border-color .3s}
.cpk-batch:hover{border-color:rgba(244,179,61,.5);transform:translateY(-3px)}
.cpk-batch.dim{opacity:.28;transform:scale(.97)}
.cpk-b-lang{font:500 13px/1.3 var(--mono);color:var(--sun);margin:0 0 10px}
.cpk-b-lang span{font-family:var(--dev);font-size:15px;margin-right:4px}
.cpk-batch h3{font-size:24px;font-stretch:85%}
.cpk-batch dl{margin:16px 0 0}
.cpk-batch dl div{display:flex;justify-content:space-between;gap:10px;border-top:1px solid var(--line-d);padding:9px 0;font-size:14.5px}
.cpk-batch dt{color:var(--chalk3)}
.cpk-batch dd{margin:0;text-align:right}
.cpk-fee{max-width:1220px;margin:28px auto 0;display:grid;grid-template-columns:1fr 1fr;gap:14px}
.cpk-fee-main,.cpk-emi{border-radius:18px;padding:28px}
.cpk-fee-main{background:var(--sun);color:var(--ink)}
.cpk-fee-main .cpk-eyebrow{color:#5C3D06}
.cpk-fee-main .cpk-small{color:#4A3307}
.cpk-price{font:800 clamp(48px,5.5vw,76px)/1 var(--display);font-stretch:78%;margin:0 0 18px;letter-spacing:-.03em}
.cpk-price small{font:700 15px/1 var(--sans);letter-spacing:0;margin-left:6px}
.cpk-incl{padding:0;margin:0 0 18px;list-style:none}
.cpk-incl li{padding:7px 0 7px 26px;border-top:1px solid rgba(19,32,27,.16);position:relative}
.cpk-incl li::before{content:"→";position:absolute;left:0;font-weight:700}
.cpk-emi{background:var(--board3);border:1px solid var(--line-d)}
.cpk-emi-opts{display:flex;flex-wrap:wrap;gap:6px}
.cpk-emi-opt{border:1.5px solid rgba(237,235,227,.25);background:transparent;border-radius:10px;padding:9px 13px;font:500 14px/1 var(--mono);cursor:pointer}
.cpk-emi-opt[aria-checked="true"]{background:var(--chalk);color:var(--ink);border-color:var(--chalk)}
.cpk-emi-amt{margin:22px 0 10px;display:flex;align-items:baseline;gap:8px}
.cpk-emi-amt output{font:800 clamp(40px,4.4vw,58px)/1 var(--display);font-stretch:78%;color:var(--sun);font-variant-numeric:tabular-nums}
.cpk-emi-amt span{color:var(--chalk2)}
.cpk-emi-bars{display:flex;gap:4px;height:34px;align-items:flex-end;margin-bottom:12px}
.cpk-emi-bars i{flex:1;background:var(--mint);border-radius:4px 4px 2px 2px;height:100%;transform-origin:bottom;animation:cpk-bar .45s var(--ease) both}
@keyframes cpk-bar{from{transform:scaleY(0)}to{transform:scaleY(1)}}
.cpk-emi-note{margin:0 0 10px;font-weight:700}

/* projects */
.cpk-projects{padding:96px clamp(16px,4vw,56px)}
.cpk-win-grid{max-width:1220px;margin:0 auto;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;perspective:1200px}
.cpk-win{margin:0;background:var(--card);border:1px solid var(--line);border-radius:14px;overflow:hidden;box-shadow:0 18px 36px -28px rgba(19,32,27,.5);transition:transform .45s var(--ease),box-shadow .45s,opacity .35s;transform-style:preserve-3d;outline-offset:4px}
.cpk-win.hide{display:none}
.cpk-win:hover,.cpk-win:focus-visible{box-shadow:0 30px 50px -28px rgba(19,32,27,.6)}
.cpk-win-bar{display:flex;align-items:center;gap:10px;padding:8px 10px;background:#ECE5D6;border-bottom:1px solid var(--line)}
.cpk-win-bar .cpk-dots i{width:9px;height:9px}
.cpk-url{flex:1;min-width:0;font:500 11.5px/1 var(--mono);color:var(--muted);background:var(--card);border-radius:6px;padding:5px 8px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.cpk-win-view{height:178px;overflow:hidden;position:relative}
.cpk-win-page{padding:14px;transition:transform 1.6s var(--ease)}
.cpk-win:hover .cpk-win-page,.cpk-win:focus-visible .cpk-win-page{transform:translateY(var(--scroll,-60px))}
.cpk-win figcaption{padding:12px 14px 14px;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:2px}
.cpk-win figcaption b{font-family:var(--display);font-stretch:90%;font-size:17px}
.cpk-win figcaption span{font:500 12px/1.3 var(--mono);color:var(--muted)}
/* mock UIs */
.cpk-m-port .mp-nav{display:flex;gap:6px;align-items:center;margin-bottom:14px}
.cpk-m-port .mp-nav i{width:18px;height:18px;border-radius:50%;background:var(--coral)}
.cpk-m-port .mp-nav s{height:6px;width:26px;background:#D9D0BE;border-radius:3px;margin-left:auto}
.cpk-m-port .mp-nav s+s{margin-left:0}
.mp-hero b{display:block;font:800 22px/1.05 var(--display);font-stretch:85%;margin-bottom:8px}
.mp-hero span,.mp-lines span{display:block;height:6px;background:#E2DACA;border-radius:3px;margin:6px 0}
.mp-hero .short,.mp-lines .short{width:60%}
.mp-hero em{display:inline-block;width:70px;height:20px;background:var(--ink);border-radius:6px;margin-top:8px}
.mp-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;margin:14px 0}
.mp-cards i{height:46px;border-radius:8px;background:linear-gradient(135deg,#FBE7C0,#F6C9B7)}
.mp-cards i:nth-child(2){background:linear-gradient(135deg,#CFEBDF,#BFD9F5)}
.cpk-m-menu{background:#2B1A12;color:#F6E8D2;min-height:100%}
.mm-t{font:800 17px/1 var(--display);font-stretch:80%;text-transform:uppercase;letter-spacing:.04em;margin:0 0 10px;color:var(--sun2)}
.cpk-m-menu ul,.cpk-m-todo ul,.cpk-m-quiz ul,.cpk-m-split ul{list-style:none;margin:0;padding:0}
.cpk-m-menu li{display:flex;justify-content:space-between;font-size:13px;padding:6px 0;border-bottom:1px dotted rgba(246,232,210,.3)}
.cpk-m-menu b{color:var(--sun2)}
.mt-t,.ms-t,.mc-t{font:800 16px/1.1 var(--display);font-stretch:85%;margin:0 0 10px}
.cpk-m-todo li{font-size:13px;padding:6px 0 6px 24px;position:relative;border-bottom:1px solid #EFE8DA}
.cpk-m-todo li::before{content:"";position:absolute;left:0;top:8px;width:14px;height:14px;border-radius:4px;border:1.5px solid #B9AE97}
.cpk-m-todo li.done{color:#9A917F;text-decoration:line-through}
.cpk-m-todo li.done::before{background:var(--mint);border-color:#3E9C76}
.mt-in{font-size:12.5px;color:var(--muted);border:1.5px dashed #CFC5AF;border-radius:8px;padding:7px 10px;margin:10px 0 0}
.cpk-m-quiz{background:#1E1B3A;color:#ECEAFB;min-height:100%}
.mq-q{font-weight:700;font-size:14px;margin:0 0 10px;line-height:1.3}
.mq-q small{display:block;font:500 11px/1 var(--mono);color:#A9A4E0;margin-bottom:5px}
.cpk-m-quiz li{font:500 12.5px/1 var(--mono);border:1px solid rgba(236,234,251,.22);border-radius:8px;padding:8px 10px;margin-bottom:6px}
.cpk-m-quiz li.ok{background:var(--mint);color:#0B2A1F;border-color:var(--mint)}
.mq-bar{height:6px;background:rgba(236,234,251,.15);border-radius:3px;margin:10px 0 6px}
.mq-bar i{display:block;height:100%;width:40%;background:var(--sun);border-radius:3px}
.mq-s{font:500 11.5px/1 var(--mono);color:#A9A4E0;margin:0 0 16px}
.cpk-m-wx{background:linear-gradient(180deg,#BFDDF7,#EAF3FB);min-height:100%}
.mw-city{font-weight:700;font-size:14px;margin:0}
.mw-city small{font:500 10px/1 var(--mono);color:#4F6476;margin-left:6px}
.mw-t{font:800 46px/1 var(--display);font-stretch:75%;margin:6px 0 10px;display:flex;align-items:flex-end;gap:8px}
.mw-t span{font:400 13px/1.3 var(--sans);margin-bottom:6px}
.mw-bars{display:flex;gap:5px;align-items:flex-end;height:54px}
.mw-bars i{flex:1;height:calc(var(--h)*100%);background:linear-gradient(var(--sun),var(--coral));border-radius:4px 4px 1px 1px}
.mw-days{display:flex;gap:5px;font:500 9.5px/1 var(--mono);color:#4F6476;margin-top:5px}
.mw-days span{flex:1;text-align:center}
.mw-row{display:grid;grid-template-columns:repeat(3,1fr);gap:6px;margin-top:14px}
.mw-row i{height:44px;background:rgba(255,255,255,.7);border-radius:8px}
.cpk-m-split li{display:flex;align-items:center;gap:8px;font-size:13px;padding:6px 0;border-bottom:1px solid #EFE8DA}
.cpk-m-split li i{width:22px;height:22px;border-radius:50%;display:grid;place-items:center;font:700 11px/1 var(--sans);font-style:normal;background:#FBE7C0;flex:none}
.cpk-m-split li span{flex:1}
.ms-due{margin:10px 0 0;font-weight:700;font-size:13px;background:#E3F5EC;color:#1D5E45;border-radius:8px;padding:8px 10px}
.cpk-m-api{background:#0B1A14;min-height:100%}
.cpk-m-api pre{margin:0;font:400 12px/1.5 var(--mono);color:#CFE7DC;white-space:pre}
.cpk-m-cap .mc-seats{display:grid;grid-template-columns:repeat(5,1fr);gap:6px;max-width:190px}
.mc-seats i{aspect-ratio:1;border-radius:6px 6px 3px 3px;border:1.5px solid #B9AE97}
.mc-seats i.t{background:#E2DACA;border-color:#E2DACA}
.mc-seats i.me{background:var(--coral);border-color:var(--coral)}
.mc-sum{font-size:13px;margin:12px 0 8px;color:var(--muted)}
.mc-btn{display:inline-block;background:var(--ink);color:#fff;font-weight:700;font-size:13px;padding:8px 14px;border-radius:8px}

/* mentor */
.cpk-mentor{background:var(--board2);color:var(--chalk);padding:100px clamp(16px,4vw,56px)}
.cpk-mentor-in{max-width:1220px;margin:0 auto;display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(32px,6vw,80px);align-items:center}
.cpk-lab{list-style:none;padding:0;max-width:1220px;margin:56px auto 0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.cpk-lab img{display:block;width:100%;height:auto;aspect-ratio:4/3;object-fit:cover;border-radius:14px}
@media (max-width:760px){.cpk-lab{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin-top:36px}.cpk-lab img{border-radius:10px}}
.cpk-mentor-copy>p{color:var(--chalk2);max-width:34em;font-size:18px}
.cpk-week{list-style:none;padding:0;margin:26px 0 0}
.cpk-week li{display:grid;grid-template-columns:96px 1fr;gap:12px;padding:12px 0;border-top:1px solid var(--line-d)}
.cpk-week b{font:600 14px/1.5 var(--mono);color:var(--sun)}
.cpk-week span{color:var(--chalk2)}
.cpk-table-viz{max-width:400px;justify-self:center;width:100%;text-align:center}
.rv-ring{fill:rgba(237,235,227,.03);stroke:rgba(237,235,227,.18);stroke-width:1.5;stroke-dasharray:4 6}
.rv-line{stroke:var(--sun);stroke-width:2;stroke-linecap:round;stroke-dasharray:100;stroke-dashoffset:100;transition:stroke-dashoffset .7s var(--ease)}
.rv-seat{fill:var(--board3);stroke:rgba(237,235,227,.4);stroke-width:2;transition:fill .4s,stroke .4s}
.rv-seat-t{fill:var(--chalk2);font:500 11px var(--mono)}
.rv-mentor{fill:var(--sun)}
.rv-m-t{fill:var(--ink);font:700 11px var(--sans)}
.cpk-table-viz.on .rv-line{stroke-dashoffset:0}
.cpk-table-viz.on .rv-seat{fill:#1E4A3B;stroke:var(--mint)}
.cpk-honest{max-width:1220px;margin:64px auto 0;border:1.5px dashed rgba(244,179,61,.5);border-radius:18px;padding:28px;display:grid;grid-template-columns:280px 1fr;gap:24px}
.cpk-honest h3{font-size:28px;font-stretch:85%;color:var(--sun)}
.cpk-honest p{margin:0;color:var(--chalk2)}

/* faq */
.cpk-faq{padding:96px clamp(16px,4vw,56px)}
.cpk-faq-list{max-width:900px;margin:0 auto}
.cpk-faq details{border-top:1.5px solid var(--ink);padding:4px 0}
.cpk-faq details:last-child{border-bottom:1.5px solid var(--ink)}
.cpk-faq summary{cursor:pointer;list-style:none;font:700 clamp(19px,1.8vw,23px)/1.3 var(--display);font-stretch:90%;padding:16px 40px 16px 0;position:relative}
.cpk-faq summary::-webkit-details-marker{display:none}
.cpk-faq summary::after{content:"+";position:absolute;right:4px;top:12px;font:400 28px/1 var(--mono);transition:transform .3s var(--ease)}
.cpk-faq details[open] summary::after{transform:rotate(45deg)}
.cpk-faq details p{margin:0 0 18px;color:var(--muted);max-width:44em}
.cpk-faq details[open] p{animation:cpk-rise .4s var(--ease)}

/* visit */
.cpk-visit{background:var(--board);color:var(--chalk);padding:96px clamp(16px,4vw,56px)}
.cpk-visit-in{max-width:1220px;margin:0 auto;display:grid;grid-template-columns:1fr minmax(0,440px);gap:clamp(32px,6vw,80px);align-items:start}
.cpk-visit-in>div>p{color:var(--chalk2);font-size:18px;max-width:30em}
.cpk-visit address{font-style:normal;line-height:1.7;margin:22px 0 12px}
.cpk-visit address a{color:var(--sun)}
.cpk-form{background:var(--paper);color:var(--ink);border-radius:18px;padding:26px;display:grid;gap:14px}
.cpk-form label{display:grid;gap:6px;font-weight:700;font-size:15px}
.cpk-form input,.cpk-form select{font:400 16px/1.3 var(--sans);padding:13px 12px;border:1.5px solid #BDB29C;border-radius:10px;background:var(--card);color:var(--ink);width:100%}
.cpk-form input:focus,.cpk-form select:focus{border-color:var(--ink);outline:none;box-shadow:0 0 0 3px rgba(244,179,61,.5)}
.cpk-form-msg{margin:0;font-size:14.5px;min-height:1.4em;color:#1D5E45}
.cpk-form-msg.err{color:var(--coral-d)}

.cpk-foot{background:var(--board2);color:var(--chalk3);padding:28px clamp(16px,4vw,56px) 70px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px;font-size:14px}
.cpk-foot p{margin:0}
.cpk-foot b{color:var(--chalk)}

.concept-badge{position:fixed;left:14px;bottom:14px;z-index:90;font-size:12px;font-weight:700;text-decoration:none;background:rgba(243,238,227,.94);color:var(--ink);padding:8px 12px;border-radius:999px;box-shadow:0 4px 14px -6px rgba(0,0,0,.4)}
.concept-badge:hover{background:var(--sun)}

/* responsive */
@media (max-width:1100px){
  .cpk-batch-grid,.cpk-win-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:940px){
  .cpk-nav nav{display:none}
  .cpk-hero-in,.cpk-mentor-in,.cpk-visit-in,.cpk-fee{grid-template-columns:1fr}
  .cpk-facts{grid-template-columns:repeat(2,1fr)}
  .cpk-honest{grid-template-columns:1fr;gap:10px}
}
@media (max-width:600px){
  .cpk-hero{padding-top:104px;padding-bottom:72px}
  .cpk-logo span{font-size:17px}
  .cpk-nav .cpk-btn-sm{font-size:13.5px;padding:10px 11px}
  .cpk-term-body{height:470px}
  .cpk-code,.cpk-out{font-size:12px}
  .cpk-code .ln{padding:0 10px 0 36px}
  .cpk-code .ln>i{width:26px}
  .cpk-batch-grid,.cpk-win-grid{grid-template-columns:1fr}
  .cpk-mod{grid-template-columns:44px minmax(0,1fr);gap:14px}
  .cpk-node{width:44px;height:44px}
  .cpk-rail{left:20px}
  .cpk-mod-card{padding:18px}
  .cpk-fee-main,.cpk-emi{padding:22px}
  .cpk-week li{grid-template-columns:72px 1fr}
}
@media (hover:none){
  /* touch: swipe inside a project window to scroll it */
  .cpk-win-view{overflow-y:auto;overscroll-behavior:contain;-webkit-overflow-scrolling:touch}
}
@media (max-width:380px){
  .cpk-logo span{display:none}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;animation-delay:0s!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  .cpk-caret{animation:none}
  .cpk-mod-card{opacity:1;transform:none}
  .cpk-win:hover .cpk-win-page,.cpk-win:focus-visible .cpk-win-page{transform:none}
}