/* Talking Tree Hill School — styles
   Palette: docs/brand/colour-palette.md · Type: docs/brand/typography.md */

@font-face{font-family:"Fraunces Variable";font-style:normal;font-display:swap;font-weight:100 900;
  src:url(../fonts/fraunces-latin-ext-full-normal.woff2) format("woff2-variations");
  unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:"Fraunces Variable";font-style:normal;font-display:swap;font-weight:100 900;
  src:url(../fonts/fraunces-latin-full-normal.woff2) format("woff2-variations");
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Figtree Variable";font-style:normal;font-display:swap;font-weight:300 900;
  src:url(../fonts/figtree-latin-ext-wght-normal.woff2) format("woff2-variations");
  unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:"Figtree Variable";font-style:normal;font-display:swap;font-weight:300 900;
  src:url(../fonts/figtree-latin-wght-normal.woff2) format("woff2-variations");
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}

:root{
  /* symbol */
  --sun:#F5C63C; --persimmon:#E0603F; --tidepool:#2E8576; --shell:#F1D6C6; --bark:#3D281C;
  /* interface */
  --paper:#FBF6EC; --oat:#F3EADB; --dusk:#15393A; --ink:#2B1D15; --driftwood:#6A5647;
  --ember:#B23F26; --linen:#DFD2BD;
  --display:"Fraunces Variable",Georgia,"Times New Roman",serif;
  --text:"Figtree Variable",ui-sans-serif,system-ui,sans-serif;
  --gutter:clamp(1.25rem,5vw,4rem);
  --max:76rem;
  --ease:cubic-bezier(.2,.7,.2,1);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:5rem}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--text);font-size:clamp(1.0625rem,.98rem + .3vw,1.1875rem);
  line-height:1.6;font-synthesis:none;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden}
img,svg{display:block;max-width:100%}
h1,h2,h3,p,ul,ol,figure,blockquote{margin:0}
ul,ol{padding:0;list-style:none}
a{color:var(--ember);text-underline-offset:.2em;text-decoration-thickness:1px}
a:hover{text-decoration-thickness:2px}
:focus-visible{outline:3px solid var(--tidepool);outline-offset:3px;border-radius:4px}
.on-dark :focus-visible{outline-color:var(--sun)}
::selection{background:var(--sun);color:var(--ink)}

h1,h2,.display{font-family:var(--display);font-weight:400;font-variation-settings:"SOFT" 100,"WONK" 0;font-optical-sizing:auto;
  letter-spacing:-.02em;line-height:1.02;text-wrap:balance}
h1{font-size:clamp(3rem,1.6rem + 6.6vw,7.25rem)}
h2{font-size:clamp(2.25rem,1.5rem + 3.4vw,4.5rem)}
h3{font-family:var(--text);font-weight:600;font-size:clamp(1.2rem,1.1rem + .4vw,1.45rem);line-height:1.25;letter-spacing:-.005em}
.lead{font-family:var(--display);font-variation-settings:"SOFT" 100,"WONK" 0;font-weight:350;font-size:clamp(1.4rem,1.1rem + 1.3vw,2.15rem);line-height:1.25;letter-spacing:-.01em;text-wrap:balance}
.eyebrow{font-size:.8125rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--driftwood);display:flex;align-items:center;gap:.75rem}
.eyebrow::before{content:"";width:.6rem;height:.6rem;border-radius:60% 40% 55% 45%;background:var(--persimmon);flex:none}
.muted{color:var(--driftwood)}

.wrap{width:100%;max-width:var(--max);margin-inline:auto;padding-inline:var(--gutter)}
section{padding-block:clamp(4.5rem,10vw,9rem);position:relative}
.skip{position:absolute;left:1rem;top:-4rem;background:var(--ink);color:var(--paper);padding:.75rem 1rem;border-radius:.5rem;z-index:100;transition:top .2s}
.skip:focus{top:1rem}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:color-mix(in srgb,var(--paper) 88%,transparent);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid transparent;transition:border-color .3s}
.site-header.is-stuck{border-bottom-color:var(--linen)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:4.25rem}
.brand{display:flex;align-items:center;gap:.7rem;color:var(--bark);text-decoration:none;font-family:var(--display);font-variation-settings:"SOFT" 100,"WONK" 0;font-size:1.2rem;letter-spacing:-.01em;line-height:1.05}
.brand img{width:2.4rem;height:auto;transition:transform .6s var(--ease)}
.brand:hover img{transform:rotate(-8deg) scale(1.06)}
.nav{display:flex;align-items:center;gap:clamp(1rem,2.5vw,2.25rem)}
.nav a:not(.btn){color:var(--ink);text-decoration:none;font-size:.975rem;font-weight:500;padding-block:.5rem;background:linear-gradient(var(--persimmon),var(--persimmon)) 0 100%/0 2px no-repeat;transition:background-size .35s var(--ease)}
.nav a:not(.btn):hover,.nav a[aria-current="true"]{background-size:100% 2px}
@media (max-width:46rem){.nav a:not(.btn){display:none}.brand span{font-size:1.05rem}}

.btn{display:inline-flex;align-items:center;gap:.6rem;min-height:2.875rem;padding:.7rem 1.35rem;border-radius:999px;background:var(--ember);color:var(--paper);
  font-family:var(--text);font-weight:600;font-size:1rem;line-height:1.1;text-decoration:none;border:0;transition:transform .25s var(--ease),background-color .25s,box-shadow .25s}
.btn:hover{background:var(--ink);transform:translateY(-2px);box-shadow:0 10px 24px -12px rgba(43,29,21,.55)}
.btn svg{width:1.05em;height:1.05em;transition:transform .25s var(--ease)}
.btn:hover svg{transform:translateX(4px)}
.btn--small{min-height:2.75rem;padding:.55rem 1.1rem;font-size:.95rem}
.btn--ink{background:var(--ink)}
.btn--ink:hover{background:var(--dusk)}

/* ---------- hero ---------- */
.hero{padding-block:clamp(2.5rem,6vw,5.5rem) clamp(4rem,9vw,8rem);overflow:hidden}
.hero .wrap{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);align-items:center;gap:clamp(2rem,5vw,5rem)}
.hero h1{margin-top:1.5rem}
.hero h1 em{font-style:normal;display:block;color:var(--ember)}
.hero .lead{margin-top:clamp(1.5rem,3vw,2.25rem);max-width:22ch}
.hero .support{margin-top:1.25rem;max-width:34rem;color:var(--driftwood)}
.hero .actions{margin-top:2.25rem;display:flex;flex-wrap:wrap;align-items:center;gap:1rem 1.75rem}
.hero .actions a:not(.btn){color:var(--ink);font-weight:500}
.hero-art{position:relative;justify-self:center;width:min(100%,30rem)}
.hero-art::before{content:"";position:absolute;inset:-18% -22% -14% -14%;background:
  radial-gradient(closest-side,rgba(245,198,60,.32),transparent 70%);z-index:-1}
.hero-art svg{width:100%;height:auto;overflow:visible}
.hero-art .layer{transform-box:fill-box;transform-origin:42% 60%}
.stamp{position:absolute;right:-2%;bottom:-4%;width:clamp(6.5rem,11vw,8.75rem);aspect-ratio:1;border-radius:50%;background:var(--dusk);color:var(--paper);
  display:grid;place-content:center;text-align:center;font-size:.72rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;line-height:1.35;transform:rotate(-9deg)}
.stamp b{display:block;font-family:var(--display);font-variation-settings:"SOFT" 100,"WONK" 0;font-weight:400;font-size:clamp(1.7rem,2.6vw,2.2rem);letter-spacing:-.02em;color:var(--sun);line-height:1}
@media (max-width:52rem){
  .hero .wrap{grid-template-columns:1fr}
  .hero-art{order:-1;width:min(72%,19rem);justify-self:start;margin-left:-.5rem}
  .stamp{right:-18%}
}

/* load choreography */
.js .hero-art .layer{opacity:0;transform:scale(.55) rotate(-14deg);animation:grow 1.1s var(--ease) forwards}
.js .hero-art .layer:nth-child(1){animation-delay:.1s}
.js .hero-art .layer:nth-child(2){animation-delay:.24s}
.js .hero-art .layer:nth-child(3){animation-delay:.38s}
.js .hero-art .layer:nth-child(4){animation-delay:.52s}
.js .hero-art .layer--line{transform:none;animation:fade 1.2s .8s ease forwards}
.js .stamp{opacity:0;animation:pop .7s 1.2s var(--ease) forwards}
.js .hero-copy>*{opacity:0;transform:translateY(18px);animation:rise .9s var(--ease) forwards}
.js .hero-copy>*:nth-child(2){animation-delay:.12s}
.js .hero-copy>*:nth-child(3){animation-delay:.24s}
.js .hero-copy>*:nth-child(4){animation-delay:.34s}
.js .hero-copy>*:nth-child(5){animation-delay:.44s}
@keyframes grow{to{opacity:1;transform:none}}
@keyframes fade{to{opacity:1}}
@keyframes rise{to{opacity:1;transform:none}}
@keyframes pop{from{opacity:0;transform:rotate(-30deg) scale(.6)}to{opacity:1;transform:rotate(-9deg) scale(1)}}

/* scroll reveal */
.js [data-reveal]{opacity:0;transform:translateY(26px);transition:opacity .9s var(--ease),transform .9s var(--ease);transition-delay:calc(var(--i,0)*90ms)}
.js [data-reveal].is-in{opacity:1;transform:none}

/* ---------- small by design ---------- */
.small{background:var(--oat);border-radius:clamp(1.5rem,4vw,3.5rem) clamp(1.5rem,4vw,3.5rem) 0 0}
.section-head{display:grid;gap:1.5rem;max-width:50rem}
.section-head .lead{color:var(--bark)}
.week{margin-top:clamp(3rem,6vw,5rem);display:grid;grid-template-columns:minmax(0,4fr) minmax(0,1.25fr);gap:clamp(.75rem,1.5vw,1.25rem)}
.week-label{grid-column:1/-1;margin-bottom:.5rem}
.week-card{border-radius:clamp(1.25rem,2.5vw,2rem);padding:clamp(1.5rem,3vw,2.5rem);display:flex;flex-direction:column;justify-content:space-between;gap:2.5rem;min-height:clamp(15rem,26vw,20rem);position:relative;overflow:hidden}
.week-card--class{background:var(--paper);border:1px solid var(--linen)}
.week-card--bush{background:var(--dusk);color:var(--paper)}
.week-card .num{font-family:var(--display);font-variation-settings:"SOFT" 100,"WONK" 0;font-weight:300;font-size:clamp(3.5rem,2rem + 6vw,7rem);line-height:.85;letter-spacing:-.04em}
.week-card .num small{font-family:var(--text);font-weight:600;font-size:.8125rem;letter-spacing:.14em;text-transform:uppercase;margin-left:.5rem;vertical-align:baseline}
.week-card--class .num{color:var(--ember)}
.week-card--bush .num{color:var(--sun)}
.week-card p{max-width:26rem}
.week-card--class p{color:var(--driftwood)}
.week-card--bush p{color:rgba(251,246,236,.86)}
.week-card h3{margin-bottom:.4rem}
.dots{display:flex;gap:.6rem;position:absolute;top:clamp(1.5rem,3vw,2.5rem);right:clamp(1.5rem,3vw,2.5rem)}
.dots i{width:clamp(1rem,2.2vw,1.75rem);aspect-ratio:1;background:var(--persimmon);border-radius:58% 42% 50% 50%/50% 55% 45% 50%}
.dots i:nth-child(2){background:var(--sun);border-radius:45% 55% 60% 40%/55% 45% 55% 45%}
.dots i:nth-child(3){background:var(--tidepool);border-radius:50% 50% 42% 58%/45% 60% 40% 55%}
.dots i:nth-child(4){background:var(--shell);border-radius:60% 40% 50% 50%/50% 50% 50% 50%;box-shadow:inset 0 0 0 1.5px var(--bark)}
.week-card--bush .dots i{background:var(--sun)}
@media (max-width:52rem){.week{grid-template-columns:1fr}.week-card{min-height:13rem}}

.facts{margin-top:clamp(3rem,6vw,5rem);display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-top:1px solid var(--bark)}
.facts li{padding:clamp(1.5rem,3vw,2.25rem) clamp(1rem,2.5vw,2.25rem) 0 0}
.facts li+li{padding-left:clamp(1rem,2.5vw,2.25rem);border-left:1px solid var(--linen)}
.facts .big{font-family:var(--display);font-variation-settings:"SOFT" 100,"WONK" 0;font-weight:300;font-size:clamp(3.25rem,2rem + 5vw,6rem);line-height:.9;letter-spacing:-.03em;color:var(--bark);display:block}
.facts h3{margin-top:1rem}
.facts p{margin-top:.4rem;color:var(--driftwood);max-width:20rem}
@media (max-width:46rem){.facts{grid-template-columns:1fr}.facts li+li{padding-left:0;border-left:0;border-top:1px solid var(--linen);margin-top:1.5rem}}

/* ---------- quote ---------- */
.planting{background:var(--dusk);color:var(--paper);overflow:hidden}
.planting .wrap{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:clamp(2rem,6vw,6rem);align-items:end}
.planting blockquote p{font-family:var(--display);font-variation-settings:"SOFT" 100,"WONK" 0;font-weight:350;font-size:clamp(2.1rem,1.2rem + 4vw,4.75rem);line-height:1.06;letter-spacing:-.02em;text-wrap:balance}
.planting blockquote em{font-style:normal;color:var(--sun)}
.planting .after{margin-top:2rem;max-width:36rem;color:rgba(251,246,236,.86)}
.planting .rings{width:clamp(9rem,22vw,19rem);opacity:.9;transform:rotate(8deg)}
.planting .eyebrow{color:rgba(251,246,236,.8);margin-bottom:2rem}
.planting .eyebrow::before{background:var(--sun)}
@media (max-width:46rem){.planting .wrap{grid-template-columns:1fr}.planting .rings{justify-self:end;margin-top:-1rem}}

/* ---------- how children learn ---------- */
.learn-top{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,.8fr);gap:clamp(2rem,6vw,6rem);align-items:end}
.mixed{background:var(--shell);border-radius:clamp(1.25rem,2.5vw,2rem);padding:clamp(1.5rem,3vw,2.25rem);position:relative}
.mixed::before{content:"";position:absolute;inset:auto 1.5rem -0.6rem auto;width:3.25rem;height:3.25rem;background:var(--sun);border-radius:55% 45% 50% 50%/45% 55% 45% 55%;transform:translateY(40%)}
.mixed::after{content:"";position:absolute;right:4rem;bottom:-.9rem;width:1.75rem;height:1.75rem;background:var(--tidepool);border-radius:50%}
.mixed p{margin-top:.5rem;color:var(--bark)}
@media (max-width:52rem){.learn-top{grid-template-columns:1fr}}

.pillars-title{margin-top:clamp(4rem,8vw,7rem)}
.pillars{margin-top:1.5rem;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));column-gap:clamp(2rem,6vw,6rem);border-top:1px solid var(--bark)}
.pillar{display:grid;grid-template-columns:clamp(4rem,9vw,7rem) minmax(0,1fr);gap:.5rem clamp(1rem,2vw,1.75rem);padding-block:clamp(1.5rem,3vw,2.5rem);border-bottom:1px solid var(--linen);align-items:start;position:relative}
.pillar .n{font-family:var(--display);font-variation-settings:"SOFT" 100,"WONK" 0;font-weight:300;font-size:clamp(3rem,2rem + 4vw,5.25rem);line-height:.85;letter-spacing:-.04em;font-variant-numeric:lining-nums proportional-nums;color:var(--c,var(--persimmon));transition:transform .5s var(--ease)}
.pillar:hover .n{transform:translateX(6px) rotate(-3deg)}
.pillar h3{padding-top:.35rem}
.pillar p{grid-column:2;color:var(--driftwood)}
.pillar:nth-child(1){--c:#B23F26}.pillar:nth-child(2){--c:#2E8576}.pillar:nth-child(3){--c:#E0603F}
.pillar:nth-child(4){--c:#3D281C}.pillar:nth-child(5){--c:#B23F26}.pillar:nth-child(6){--c:#2E8576}
@media (max-width:52rem){.pillars{grid-template-columns:1fr}}

/* ---------- register ---------- */
.register{padding-block:0 clamp(4.5rem,10vw,9rem)}
.register-card{background:var(--sun);color:var(--ink);border-radius:clamp(1.5rem,4vw,3.5rem);padding:clamp(2.5rem,7vw,6rem);display:grid;grid-template-columns:minmax(0,1fr) auto;gap:2rem clamp(2rem,5vw,5rem);align-items:end;position:relative;overflow:hidden}
.register-card::before,.register-card::after{content:"";position:absolute;border-radius:52% 48% 45% 55%/50% 45% 55% 50%}
.register-card::before{width:26rem;height:24rem;right:-9rem;top:-11rem;background:var(--persimmon);opacity:.9}
.register-card::after{width:13rem;height:12rem;right:-3rem;top:-5rem;background:var(--tidepool)}
.register-card>*{position:relative;z-index:1}
.register-card p{margin-top:1.25rem;max-width:34rem}
@media (max-width:52rem){.register-card{grid-template-columns:1fr}.register-card::before{opacity:.55}}

/* ---------- footer ---------- */
.site-footer{border-top:1px solid var(--linen);padding-block:2.5rem 3rem;font-size:.95rem;color:var(--driftwood)}
.site-footer .wrap{display:flex;flex-wrap:wrap;gap:1.5rem 3rem;justify-content:space-between;align-items:center}
.site-footer .brand{font-size:1.05rem}
.site-footer p{max-width:34rem}
.site-footer nav{display:flex;gap:1.5rem;flex-wrap:wrap}
.site-footer a{color:var(--ink)}

/* ---------- 404 ---------- */
.lost{min-height:70vh;display:grid;place-content:center;text-align:center;gap:1.5rem;justify-items:center}
.lost img{width:8rem}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
  .js .hero-art .layer,.js .stamp,.js .hero-copy>*,.js [data-reveal]{opacity:1;transform:none}
  .js .stamp{transform:rotate(-9deg)}
}
@media print{.site-header,.btn{display:none}.js [data-reveal],.js .hero-copy>*,.js .hero-art .layer{opacity:1!important;transform:none!important}}

/* refinements */
.pillar .n{grid-row:span 2}
.btn{white-space:nowrap}
@media (max-width:52rem){
  .register-card{padding-top:clamp(6.5rem,26vw,9rem)}
  .register-card::before{width:17rem;height:15rem;right:-6rem;top:-8.5rem;opacity:.9}
  .register-card::after{width:8.5rem;height:8rem;right:-2rem;top:-3.75rem}
}
@media (max-width:26rem){.brand span{max-width:9ch}.brand img{width:2.1rem}}
.register-card :focus-visible{outline-color:var(--ink)}

/* =====================================================================
   v2 — chapter navigation, chapter heads, interactive pillars
   ===================================================================== */

/* ---------- chapter index in the header ---------- */
.site-header .wrap{flex-wrap:wrap}
.cindex{flex:1;justify-content:center}
.cindex ol{display:flex;gap:clamp(1rem,2.6vw,2.5rem)}
.cindex a:not(.btn){display:inline-flex;align-items:baseline;gap:.55rem;white-space:nowrap;color:var(--driftwood);min-height:2.75rem;align-items:center;transition:color .3s,background-size .35s var(--ease)}
.cindex a span{font-size:.75rem;font-weight:600;letter-spacing:.12em;font-variant-numeric:tabular-nums;color:var(--ember)}
.cindex a:hover,.cindex a[aria-current="true"]{color:var(--ink)}
.progress{height:2px;background:transparent;overflow:hidden}
.progress i{display:block;height:100%;background:linear-gradient(90deg,var(--sun),var(--persimmon) 55%,var(--tidepool));transform:scaleX(var(--p,0));transform-origin:0 50%}
@media (max-width:60rem){
  .cindex{order:3;flex:0 0 calc(100% + 2*var(--gutter));margin-inline:calc(-1*var(--gutter));padding-inline:var(--gutter);justify-content:flex-start;overflow-x:auto;scrollbar-width:none;border-top:1px solid var(--linen)}
  .cindex::-webkit-scrollbar{display:none}
  .cindex a:not(.btn){display:inline-flex;font-size:.9rem}
  html{scroll-padding-top:8rem}
}

/* ---------- chapter heads with ghost numeral ---------- */
.chead{position:relative}
.chead::after{content:attr(data-num);position:absolute;right:calc(100% - min(100vw - 2*var(--gutter),var(--max)));top:-.12em;font-family:var(--display);font-variation-settings:"SOFT" 100,"WONK" 0;font-weight:300;
  font-size:clamp(7rem,4rem + 16vw,19rem);line-height:.8;letter-spacing:-.05em;color:var(--bark);opacity:.07;pointer-events:none;z-index:0}
.chead>*{position:relative;z-index:1}
.learn-top .chead::after{right:auto;left:calc(min(100vw - 2*var(--gutter),var(--max)) - 1.15em)}
@media (max-width:52rem){.chead::after,.learn-top .chead::after{left:auto;right:0;top:-.3em;font-size:7.5rem}}
.learn{overflow:hidden}
.register-card .eyebrow{color:var(--ink);margin-bottom:1.25rem}
.register-card .eyebrow::before{background:var(--ink)}

/* ---------- pillars: base (no JavaScript) = a grid of cards ---------- */
.pillars{margin-top:1.75rem}
.pdeck{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,19rem),1fr));gap:clamp(.75rem,1.5vw,1.25rem)}
.ppanel{--bg:var(--shell);--fg:var(--ink);--sub:var(--bark);--a:var(--sun);--b:var(--persimmon);
  background:var(--bg);color:var(--fg);border-radius:clamp(1.25rem,2.5vw,2rem);overflow:hidden;display:flex;flex-direction:column;min-height:27rem;position:relative;isolation:isolate}
.ppanel--2{--bg:var(--dusk);--fg:var(--paper);--sub:rgba(251,246,236,.88);--a:var(--tidepool);--b:var(--sun)}
.ppanel--3{--bg:var(--sun);--sub:var(--ink);--a:var(--persimmon);--b:var(--shell)}
.ppanel--4{--bg:var(--oat);--sub:var(--driftwood);--a:var(--shell);--b:var(--tidepool);box-shadow:inset 0 0 0 1px var(--linen)}
.ppanel--5{--bg:#EE8466;--sub:var(--ink);--a:var(--sun);--b:var(--shell)}
.ppanel--6{--bg:var(--bark);--fg:var(--paper);--sub:rgba(251,246,236,.88);--a:var(--persimmon);--b:var(--sun)}
.ppanel__art{position:relative;flex:1;min-height:13rem}
.ppanel__art .blob{position:absolute;border-radius:54% 46% 48% 52%/50% 44% 56% 50%}
.ppanel__art .blob--a{width:62%;aspect-ratio:1.08;right:-10%;top:-18%;background:var(--a)}
.ppanel__art .blob--b{width:30%;aspect-ratio:1;right:26%;top:34%;background:var(--b);border-radius:46% 54% 52% 48%/56% 48% 52% 44%}
.ppanel__art svg{position:absolute;right:9%;top:10%;width:clamp(5.5rem,34%,9.5rem);height:auto;color:var(--bark)}
.ppanel--2 .ppanel__art svg,.ppanel--6 .ppanel__art svg{color:var(--ink)}
.ppanel__n{position:absolute;left:clamp(1.5rem,3vw,2.5rem);top:clamp(1.25rem,2.5vw,2rem);font-family:var(--display);font-variation-settings:"SOFT" 100,"WONK" 0;font-weight:300;font-size:clamp(3.5rem,2.5rem + 3vw,5.5rem);line-height:.9;letter-spacing:-.04em;font-variant-numeric:lining-nums}
.ppanel__body{padding:clamp(1.5rem,3vw,2.5rem);padding-top:0}
.ppanel__body h3{font-family:var(--display);font-variation-settings:"SOFT" 100,"WONK" 0;font-weight:400;font-size:clamp(1.6rem,1.3rem + 1.2vw,2.3rem);line-height:1.08;letter-spacing:-.015em}
.ppanel__body p{margin-top:.75rem;color:var(--sub);max-width:34rem}

/* ---------- pillars: tabs (wide screens, with JavaScript) ---------- */
.pillars.is-tabs{display:grid;grid-template-columns:minmax(0,.82fr) minmax(0,1.18fr);gap:clamp(2rem,5vw,5rem);align-items:start}
.ptabs{display:none;border-top:1px solid var(--bark)}
.is-tabs .ptabs{display:block}
.ptab{appearance:none;background:none;border:0;border-bottom:1px solid var(--linen);width:100%;display:grid;grid-template-columns:2.75rem 1fr;align-items:baseline;gap:.25rem;padding:1.15rem 0;
  text-align:left;cursor:pointer;color:var(--driftwood);font-family:var(--display);font-variation-settings:"SOFT" 100,"WONK" 0;font-size:clamp(1.35rem,1.1rem + .9vw,1.85rem);line-height:1.15;letter-spacing:-.01em;position:relative;
  transition:color .3s,padding-left .45s var(--ease)}
.ptab__n{font-family:var(--text);font-size:.75rem;font-weight:600;letter-spacing:.12em;color:var(--ember);font-variant-numeric:tabular-nums}
.ptab:hover{color:var(--ink);padding-left:.5rem}
.ptab[aria-selected="true"]{color:var(--ink);padding-left:1.1rem}
.ptab::before{content:"";position:absolute;left:0;top:22%;bottom:22%;width:3px;border-radius:3px;background:var(--persimmon);transform:scaleY(0);transition:transform .45s var(--ease)}
.ptab[aria-selected="true"]::before{transform:scaleY(1)}
.ptab__bar{position:absolute;left:0;bottom:-1px;height:2px;width:100%;background:var(--ink);transform:scaleX(0);transform-origin:0 50%}
.is-playing .ptab[aria-selected="true"] .ptab__bar{animation:fill var(--dur,7s) linear forwards}
.is-held .ptab[aria-selected="true"] .ptab__bar{animation-play-state:paused}
@keyframes fill{to{transform:scaleX(1)}}
.pstage{position:relative}
.is-tabs .pdeck{display:grid;grid-template-columns:1fr}
.is-tabs .ppanel{grid-area:1/1;min-height:clamp(27rem,40vw,33rem);opacity:0;visibility:hidden;transform:translateY(14px) scale(.985);transition:opacity .55s var(--ease),transform .7s var(--ease),visibility 0s .55s}
.is-tabs .ppanel.is-on{opacity:1;visibility:visible;transform:none;transition-delay:0s}
.is-tabs .ppanel .blob{transition:transform 1.1s var(--ease)}
.is-tabs .ppanel:not(.is-on) .blob--a{transform:scale(.7) rotate(-20deg)}
.is-tabs .ppanel:not(.is-on) .blob--b{transform:scale(.4)}
.ppause{display:none;position:absolute;right:1rem;bottom:1rem;z-index:3;width:2.75rem;height:2.75rem;border-radius:50%;border:0;background:var(--paper);color:var(--ink);cursor:pointer;place-items:center;box-shadow:0 0 0 1px var(--linen);transition:transform .25s var(--ease)}
.ppause:hover{transform:scale(1.08)}
.ppause svg{width:1rem;height:1rem;fill:currentColor}
.ppause .ico-play,.ppause[aria-pressed="true"] .ico-pause{display:none}
.ppause[aria-pressed="true"] .ico-play{display:block}
.is-tabs .ppause{display:grid}

/* ---------- pillars: swipe deck (small screens, with JavaScript) ---------- */
.is-deck .pdeck{display:flex;gap:.85rem;overflow-x:auto;scroll-snap-type:x mandatory;margin-inline:calc(-1*var(--gutter));padding-inline:var(--gutter);scroll-padding-inline:var(--gutter);scrollbar-width:none;-webkit-overflow-scrolling:touch}
.is-deck .pdeck::-webkit-scrollbar{display:none}
.is-deck .ppanel{flex:0 0 86%;scroll-snap-align:start;min-height:26rem}
.pdots{display:none;justify-content:center;gap:.25rem;margin-top:1rem}
.is-deck .pdots{display:flex}
.pdots button{appearance:none;border:0;background:none;width:1.75rem;height:1.75rem;display:grid;place-items:center;cursor:pointer;padding:0}
.pdots button::before{content:"";width:.5rem;height:.5rem;border-radius:50%;background:var(--linen);box-shadow:inset 0 0 0 1px var(--driftwood);transition:width .35s var(--ease),background-color .3s}
.pdots button[aria-current="true"]::before{width:1.5rem;border-radius:.5rem;background:var(--ember);box-shadow:none}
.phint{display:none;margin-top:.25rem;text-align:center;font-size:.875rem;color:var(--driftwood)}
.is-deck .phint{display:block}

/* ---------- hero symbol follows the pointer, gently ---------- */
.hero-art svg .layer{translate:calc(var(--mx,0)*var(--depth,0)*1px) calc(var(--my,0)*var(--depth,0)*1px);transition:translate .6s var(--ease)}
.hero-art svg .layer:nth-child(1){--depth:6}.hero-art svg .layer:nth-child(2){--depth:11}.hero-art svg .layer:nth-child(3){--depth:16}.hero-art svg .layer:nth-child(4){--depth:22}.hero-art svg .layer--line{--depth:9}

@media (prefers-reduced-motion:reduce){
  .is-tabs .ppanel,.is-tabs .ppanel .blob{transform:none!important}
  .hero-art svg .layer{translate:none}
}