html{-webkit-text-size-adjust:100%}
body{margin:0}
img{max-width:100%}
[hidden]{display:none!important}

:root{
  --ground:#F7F5FA; --paper:#FFFFFF; --ink:#1B1624; --soft:#5B5268; --faint:#8C8399; --line:#E3DDEA;
  --violet:#57068C; --violet-2:#7A2DB5; --lilac:#EDE4F6;
  --hi:#F2B632; --hi-ink:#2A1D00; --hi-soft:#FBE7B3;
  --cell:#ECE7F2; --blk-base:#E9E1F3; --blk-stripe:#8C6BB1;
  --btn-ink:#FFFFFF;
  --display:"Unbounded", "Arial Black", system-ui, sans-serif;
  --body:"Figtree", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono:"IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --ground:#130F18; --paper:#1C1723; --ink:#F0EBF6; --soft:#BDB3CA; --faint:#8E849C; --line:#322A3D;
    --violet:#C59BF2; --violet-2:#D7B6F7; --lilac:#2A1F38;
    --hi:#F2C14E; --hi-ink:#231800; --hi-soft:#4A3A12;
    --cell:#2A2334; --btn-ink:#1A1022; --blk-base:#2A2334; --blk-stripe:#6B4E8F;
    color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --ground:#130F18; --paper:#1C1723; --ink:#F0EBF6; --soft:#BDB3CA; --faint:#8E849C; --line:#322A3D;
  --violet:#C59BF2; --violet-2:#D7B6F7; --lilac:#2A1F38;
  --hi:#F2C14E; --hi-ink:#231800; --hi-soft:#4A3A12;
  --cell:#2A2334; --btn-ink:#1A1022; --blk-base:#2A2334; --blk-stripe:#6B4E8F;
  color-scheme:dark;
}
*{box-sizing:border-box}
body{background:var(--ground);color:var(--ink);font:17px/1.6 var(--body);-webkit-font-smoothing:antialiased}
.wrap{max-width:1080px;margin:0 auto;padding-inline:20px;padding-block:28px 72px;display:flex;flex-direction:column;gap:72px}
a{color:var(--violet)}
h1,h2{font-family:var(--display);margin:0;text-wrap:balance;letter-spacing:-.01em}
h1{font-size:clamp(34px,5.4vw,60px);line-height:1.04;font-weight:800}
h2{font-size:clamp(22px,2.6vw,28px);line-height:1.15;font-weight:700}
p{margin:0}
.label{font:500 12px/1.3 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--faint)}

/* top line */
.top{display:flex;justify-content:space-between;align-items:baseline;gap:12px;flex-wrap:wrap}
.top .who{font:600 14px var(--body);color:var(--soft)}
.top .who b{color:var(--ink)}

/* hero */
.hero{max-width:860px}
.course{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.9fr);gap:40px;align-items:center}
.ctext{display:flex;flex-direction:column;gap:8px;max-width:62ch}
.shelf{margin:0;display:flex;flex-direction:column;gap:12px;align-items:center}
.covers{display:flex;justify-content:center;align-items:flex-end;padding:10px 0}
.covers img{height:150px;width:auto;max-width:none;border-radius:3px;box-shadow:0 6px 18px rgba(20,10,30,.22);border:1px solid var(--line)}
.covers img+img{margin-left:-26px}
.covers img:nth-child(1){transform:rotate(-6deg)}
.covers img:nth-child(2){transform:rotate(-2deg) translateY(-6px)}
.covers img:nth-child(3){transform:rotate(2deg) translateY(-6px)}
.covers img:nth-child(4){transform:rotate(6deg)}
@media (max-width:860px){.course{grid-template-columns:1fr;gap:24px}.covers img{height:120px}}
.cname{font:700 clamp(19px,2vw,23px)/1.3 var(--display);color:var(--ink)}
.cdesc{color:var(--soft);font-size:17px}
.hero .lede{font-size:clamp(18px,1.8vw,21px);color:var(--soft);max-width:34ch;margin-top:20px}
.hero h1 em{font-style:normal;color:var(--violet);position:relative}
.hero h1{position:relative;z-index:0}
.cta-row{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-top:28px}
.btn{display:inline-flex;align-items:center;gap:8px;font:700 16px var(--body);text-decoration:none;padding:14px 22px;border-radius:999px;background:var(--violet);color:var(--btn-ink);border:2px solid var(--violet);transition:transform .15s ease}
.btn:hover{transform:translateY(-1px)}
.btn:focus-visible,.ghost:focus-visible{outline:3px solid var(--hi);outline-offset:3px}
.ghost{font:600 15px var(--body);color:var(--soft);text-decoration:underline;text-underline-offset:4px}
.small{font-size:14px;color:var(--faint)}

/* availability grid */
.grid-card{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:18px 18px 14px}
.grid-head{display:flex;justify-content:space-between;align-items:baseline;gap:8px;margin-bottom:12px}
.grid-head b{font:600 14px var(--body)}
.slots{display:grid;grid-template-columns:44px repeat(7,minmax(0,1fr));gap:3px;font:500 10.5px var(--mono);color:var(--faint)}
.slots .d{text-align:center;padding-bottom:4px;line-height:1.2}
.slots .d span{display:block;color:var(--ink);font-weight:500}
.slots .t{text-align:right;padding-right:6px;line-height:14px}
.c{height:14px;border-radius:3px;background:var(--cell);transition:background .35s ease}
.c.on{background:var(--hi)}
.c.class{background:repeating-linear-gradient(135deg,var(--cell) 0 3px,var(--line) 3px 5px)}
.grid-foot{display:flex;gap:16px;flex-wrap:wrap;margin-top:12px;font-size:12.5px;color:var(--soft)}
.grid-foot i{display:inline-block;width:12px;height:12px;border-radius:3px;vertical-align:-1px;margin-right:6px}
.grid-foot .k1{background:var(--hi)} .grid-foot .k2{background:repeating-linear-gradient(135deg,var(--cell) 0 3px,var(--line) 3px 5px)}

/* note */
.note{display:grid;grid-template-columns:minmax(0,220px) minmax(0,1fr);gap:40px;align-items:start}
.note .letter{font-size:clamp(18px,1.7vw,20px);line-height:1.65;max-width:62ch;display:flex;flex-direction:column;gap:16px}
.me{display:flex;flex-direction:column;gap:14px;align-items:flex-start}
.me img{width:180px;height:180px;max-width:100%;border-radius:50%;object-fit:cover;border:5px solid var(--paper);box-shadow:0 0 0 2px var(--violet)}
.note .sig{font:700 18px var(--display);color:var(--violet)}

/* the ask */
.facts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.fact{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:22px}
.fact .big{font:800 clamp(24px,3vw,32px)/1.1 var(--display);color:var(--violet)}
.fact .big small{font-size:.45em;font-weight:700;margin-left:4px}
.fact p{margin-top:10px;color:var(--soft);font-size:16px}

/* two col */
.feedback{max-width:760px}
.feedback h2{margin-bottom:18px}
.two h2{margin-bottom:18px}
.steps{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:18px;counter-reset:s}
.steps li{display:grid;grid-template-columns:36px minmax(0,1fr);gap:14px;counter-increment:s}
.steps li::before{content:counter(s);font:700 15px/36px var(--display);text-align:center;width:36px;height:36px;border-radius:50%;background:var(--lilac);color:var(--violet)}
.steps b{display:block;font-weight:700}
.steps span{color:var(--soft);font-size:16px}
.asks{margin:0;padding-left:1.2em;display:flex;flex-direction:column;gap:10px;font-size:clamp(17px,1.6vw,19px)}
.asks li{color:var(--ink);padding-left:4px}
.asks li::marker{color:var(--violet)}
.brings{margin-top:22px;color:var(--soft);font-size:16px;max-width:52ch}

/* dates */
.dates{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.date{border-top:3px solid var(--violet);padding-top:14px}
.date .when{font:500 13px var(--mono);color:var(--faint);letter-spacing:.04em}
.date b{display:block;font:700 18px/1.3 var(--display);margin:6px 0 6px}
.date p{color:var(--soft);font-size:15.5px}

/* close */
.close{display:flex;flex-direction:column;align-items:center;gap:16px;text-align:center}
.bigbtn{display:flex;justify-content:center;align-items:center;gap:14px;width:100%;max-width:760px;padding:34px 24px;border-radius:18px;background:var(--violet);color:var(--btn-ink);text-decoration:none;font:800 clamp(30px,5vw,48px)/1 var(--display);letter-spacing:-.01em;transition:transform .15s ease}
.bigbtn:hover{transform:translateY(-2px)}
.bigbtn:focus-visible{outline:3px solid var(--hi);outline-offset:4px}
@media (prefers-reduced-motion: reduce){.bigbtn{transition:none}}

footer{font-size:13.5px;color:var(--faint);display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}

@media (max-width:860px){
  .hero,.note,.two{grid-template-columns:1fr;gap:28px}
  .facts,.dates{grid-template-columns:1fr}
  .wrap{gap:56px}
}
@media (prefers-reduced-motion: reduce){ .c{transition:none} .btn{transition:none} }

/* ---------- forms ---------- */
.fwrap{max-width:780px;margin:0 auto;padding-inline:20px;padding-block:28px 72px;display:flex;flex-direction:column;gap:36px}
.fhead{display:flex;gap:18px;align-items:center}
.fhead img{width:72px;height:72px;border-radius:50%;object-fit:cover;border:3px solid var(--paper);box-shadow:0 0 0 2px var(--violet);flex:none}
.fhead h1{font-size:clamp(26px,4vw,38px);line-height:1.1}
.fhead p{color:var(--soft);font-size:16px;margin-top:6px}
.back{font:600 14px var(--body);color:var(--soft)}
form{display:flex;flex-direction:column;gap:26px}
fieldset{border:0;margin:0;padding:0;display:flex;flex-direction:column;gap:10px;min-width:0}
legend,.flabel{font:700 16px var(--body);color:var(--ink);padding:0;margin-bottom:4px}
.hint{font-size:14px;color:var(--faint);font-weight:400}
.req{color:var(--violet)}
input[type=text],input[type=email],input[type=url],select,textarea{font:16px var(--body);color:var(--ink);background:var(--paper);border:1.5px solid var(--line);border-radius:10px;padding:12px 14px;width:100%}
textarea{min-height:92px;resize:vertical}
input:focus-visible,select:focus-visible,textarea:focus-visible{outline:none;border-color:var(--violet);box-shadow:0 0 0 3px var(--lilac)}
.row2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.checks{display:flex;flex-wrap:wrap;gap:8px}
.chip{position:relative}
.chip input{position:absolute;opacity:0;inset:0;cursor:pointer}
.chip span{display:inline-block;padding:8px 14px;border-radius:999px;border:1.5px solid var(--line);background:var(--paper);font:500 15px var(--body);color:var(--soft)}
.chip input:checked+span{background:var(--lilac);border-color:var(--violet);color:var(--violet);font-weight:600}
.chip input:focus-visible+span{box-shadow:0 0 0 3px var(--hi)}
.radios{display:flex;flex-direction:column;gap:8px}
.radios label{display:flex;gap:10px;align-items:flex-start;font-size:16px;color:var(--ink)}
.radios input{margin-top:4px;accent-color:var(--violet)}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.err{color:#B3261E;font-size:14.5px;font-weight:600}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]) .err{color:#FF8A80}}
.submit{align-self:flex-start;font:800 22px var(--display);padding:18px 34px;border-radius:14px;border:0;background:var(--violet);color:var(--btn-ink);cursor:pointer}
.submit:disabled{opacity:.6;cursor:wait}
.submit:focus-visible{outline:3px solid var(--hi);outline-offset:3px}

/* availability grid */
.gridbox{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:14px}
.gridscroll{overflow-x:auto;-webkit-overflow-scrolling:touch}
.agrid{display:grid;gap:3px;user-select:none;-webkit-user-select:none;touch-action:none;font:500 11px var(--mono);color:var(--faint)}
.agrid .dh{text-align:center;line-height:1.25;padding-bottom:4px;position:sticky;top:0;background:var(--paper)}
.agrid .dh b{display:block;color:var(--ink);font-weight:500}
.agrid .th{position:sticky;left:0;background:var(--paper);text-align:right;padding-right:6px;line-height:18px;z-index:1}
.slot{height:18px;min-width:44px;border-radius:3px;background:var(--cell);border:0;padding:0;cursor:pointer}
.slot.on{background:var(--hi)}
.slot:disabled{background:repeating-linear-gradient(135deg,var(--blk-stripe) 0 2px,var(--blk-base) 2px 6px);cursor:not-allowed;opacity:1}
.slot-gap{height:18px;min-width:44px}
.tznote{display:block;margin-top:8px}
.slot:focus-visible{outline:2px solid var(--violet);outline-offset:1px}
.gfoot{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;margin-top:10px;font-size:13.5px;color:var(--soft)}
.gfoot i{display:inline-block;width:12px;height:12px;border-radius:3px;vertical-align:-1px;margin-right:6px}
.k-on{background:var(--hi)} .k-off{background:repeating-linear-gradient(135deg,var(--blk-stripe) 0 2px,var(--blk-base) 2px 6px)}
.count{font-weight:700;color:var(--violet)}
.daytabs{display:none;gap:6px;overflow-x:auto;padding-bottom:8px}
.daytabs button{flex:none;font:600 13px var(--body);padding:8px 12px;border-radius:999px;border:1.5px solid var(--line);background:var(--paper);color:var(--soft);cursor:pointer}
.daytabs button[aria-pressed="true"]{background:var(--violet);border-color:var(--violet);color:var(--btn-ink)}
.daytabs button .n{display:inline-block;margin-left:6px;font-size:11px;opacity:.8}
.mlist{display:none;grid-template-columns:repeat(3,minmax(0,1fr));gap:6px}
.mlist .slot{height:auto;min-width:0;padding:10px 4px;font:500 13px var(--mono);color:var(--ink)}
.mlist .slot.on{color:var(--hi-ink)}
.mlist .slot:disabled{color:var(--ink);font-weight:600}
.mlist .slot:disabled span{background:var(--paper);border-radius:3px;padding:0 4px}
@media (max-width:700px){
  .gridscroll{display:none}
  .daytabs{display:flex}
  .mlist{display:grid}
  .row2{grid-template-columns:1fr}
}
.thanks{max-width:640px;margin:0 auto;padding-inline:20px;padding-block:80px;display:flex;flex-direction:column;gap:20px}
.thanks h1{font-size:clamp(30px,5vw,48px)}
.thanks p{font-size:19px;color:var(--soft)}
.when-line{font-size:17px;color:var(--soft);text-align:center;max-width:52ch}

/* no sideways drift on phones */
html,body{max-width:100%;overflow-x:clip}
.hero h1{overflow-wrap:break-word}
.shelf,.covers{max-width:100%}
@media (max-width:520px){
  .covers img{height:96px}
  .covers img+img{margin-left:-18px}
  .hero h1{font-size:clamp(28px,8.2vw,34px)}
}