.wrap{width:100%;max-width:78rem;padding-inline:var(--gutter);margin-inline:auto}.site-bar{top:env(safe-area-inset-top,0px);z-index:40;background:var(--mat);box-shadow:0 1px 0 var(--line);position:sticky}.site-bar-inner{justify-content:space-between;align-items:center;gap:var(--s4);min-height:4.2rem;display:flex}.site-nav{font-size:var(--t-sm);gap:clamp(.9rem,1.8vw,1.8rem);font-weight:500;display:flex}.site-nav a{color:var(--ink-2);padding-block:.4rem;text-decoration:none}.site-nav a:hover{color:var(--ink);text-decoration:underline}.hero{padding-block:clamp(1.5rem,2.5vw,2rem) clamp(2.5rem,5vw,4rem)}.hero-top{align-items:end;gap:var(--s5) var(--s7);grid-template-columns:minmax(0,1fr) auto;margin-bottom:clamp(1rem,2vw,1.5rem);display:grid}.hero-copy h1{max-width:14ch;font-size:var(--t-display);letter-spacing:-.035em;line-height:1.04}.hero-lead{max-width:50ch;margin-top:var(--s4);color:var(--ink-2);font-size:clamp(1.05rem,.95rem + .45vw,1.3rem)}.hero-actions{gap:var(--s3);justify-items:stretch;display:grid}.hero-actions .rod{justify-content:space-between}.hero-stage{border-radius:var(--r-panel);box-shadow:inset 0 0 0 1px var(--line), var(--shadow-panel);gap:clamp(1rem,2vw,1.25rem);padding:clamp(1.25rem,2vw,1.75rem) clamp(1rem,3vw,3rem) clamp(1.25rem,3vw,2rem);display:grid}.hero-stage.mat{background-color:var(--surface)}.hero-bar{justify-content:center;align-items:flex-end;gap:clamp(.25rem,2vw,2rem);min-height:clamp(9rem,22vw,16.5rem);padding-top:.75rem;display:flex;overflow:hidden}.hero-bar .wb{min-width:0}.hero-sparky{margin-bottom:clamp(.5rem,2.5vw,2.25rem)}.hero-controls{justify-items:center;gap:var(--s3);display:grid}.hero-type{justify-content:center;gap:var(--s2);flex-wrap:wrap;width:min(100%,34rem);display:flex}.hero-type .input{flex:14rem;min-width:0}.hero-try{justify-content:center;align-items:center;gap:var(--s2);font-size:var(--t-sm);color:var(--ink-2);flex-wrap:wrap;display:flex}.hero-try .tile{min-height:2.4rem;font-size:var(--t-sm);padding-inline:.8rem}.band{padding-block:clamp(3.5rem,8vw,6.5rem)}.band .rod--surface{--rod:#fff;--rod-edge:#17213a40;--rod-on:#17213a}.band--leaf{--ink:#fff;--ink-2:#ffffffe0;--ink-3:#ffffffbd;--ghost:#ffffff9e;--line:#ffffff3d;--line-strong:#ffffff80;--focus:#f5c518;color:var(--ink);background:#1f7a4b}.surface-band{background:var(--surface);box-shadow:inset 0 1px 0 var(--line), inset 0 -1px 0 var(--line);padding-block:clamp(3.5rem,8vw,6.5rem)}.band--deep{--ink:#eef1f7;--ink-2:#b8c0d2;--ink-3:#8a93a8;--surface:#222c46;--mat:#17213a;--line:#eef1f724;--line-strong:#eef1f752;--ghost:#eef1f773;--focus:#f2c230;--leaf:#43b477;--on-leaf:#06140c;background:var(--deep);color:var(--ink)}.section-intro{gap:var(--s3);max-width:46rem;margin-bottom:clamp(1.75rem,3.5vw,2.75rem);display:grid}.section-intro h2{font-size:var(--t-3xl)}.section-intro p{font-size:var(--t-lg);color:var(--ink-2)}.gap{gap:clamp(1.75rem,4vw,3rem);display:grid}.gap-title{max-width:21ch;font-size:var(--t-3xl)}.gap-body{gap:var(--s6);max-width:64rem;font-size:var(--t-lg);color:var(--ink-2);grid-template-columns:repeat(2,minmax(0,1fr));display:grid}.week-model{gap:var(--s3);margin:0;display:grid}.week-model figcaption{justify-content:space-between;align-items:center;gap:var(--s3);flex-wrap:wrap;font-weight:600;display:flex}.week-whole{justify-items:center;gap:var(--s2);color:var(--leaf);font-weight:600;display:grid}.week-whole .brace{height:12px}.week-bar{grid-template-columns:repeat(7,minmax(0,1fr));gap:5px;display:grid}.week-cell-wrap{gap:var(--s2);display:grid}.week-cell{border-radius:var(--r-block);place-items:center;height:clamp(3.2rem,8vw,5rem);font-size:clamp(.7rem,.55rem + .6vw,.95rem);font-weight:600;display:grid;overflow:hidden}.week-cell.is-session{background:var(--cobalt);color:var(--on-cobalt);box-shadow:var(--shadow-lift)}.week-cell.is-practice{background:var(--lemon);color:#17213a;box-shadow:var(--shadow-rest);animation:cell-drop var(--dur-3) var(--ease-settle) backwards}.week-cell.is-empty{border:2px dashed var(--ghost)}@keyframes cell-drop{0%{transform:translateY(-.9rem)}}.week-cell-day{text-align:center;font-size:var(--t-xs);color:var(--ink-2)}.steps-section,.tools-section,.schools,.roadmap{padding-block:clamp(3.5rem,8vw,6.5rem)}.steps-demo{margin-top:var(--s6);grid-template-columns:minmax(0,.75fr) minmax(0,1.4fr);align-items:center;gap:clamp(1.5rem,4vw,3.5rem);display:grid}.steps-copy{gap:var(--s3);display:grid}.steps-copy h3{font-family:var(--font-display);font-size:var(--t-xl);font-weight:700}.steps-copy p{font-size:var(--t-lg);color:var(--ink-2)}.steps-stage{min-height:clamp(16rem,28vw,20rem)}.steps-tap{gap:var(--s5);justify-items:center;display:grid}.steps-tap .mouth{max-width:12rem}.steps-say{justify-content:center;align-items:center;gap:var(--s6);flex-wrap:wrap;display:flex}.steps-say .mouth{max-width:14rem}.steps-say-copy{gap:var(--s3);max-width:22rem;display:grid}.steps-say-copy p{font-size:var(--t-sm);color:var(--ink-2)}.steps-say-copy svg{vertical-align:-2px;display:inline}.maths-demo{gap:var(--s5);border-radius:var(--r-panel);background:var(--surface);background-image:linear-gradient(#eef1f70a 1px,#0000 1px),linear-gradient(90deg,#eef1f70a 1px,#0000 1px);background-size:var(--grid) var(--grid);padding:clamp(1.25rem,3.5vw,2.75rem);display:grid}.maths-answer{align-items:center;gap:var(--s4);flex-wrap:wrap;display:flex}.band--deep .ns-tile--op{color:#17213a;background:#eef1f7}.sparky-section{grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);align-items:center;gap:clamp(1.5rem,4vw,3.5rem);display:grid}.sparky-figure{place-items:center;display:grid}.sparky-copy{gap:var(--s4);display:grid}.sparky-copy h2{font-size:var(--t-3xl);max-width:18ch}.sparky-try{justify-self:start}.sparky-copy>p{max-width:52ch;font-size:var(--t-lg);color:var(--ink-2)}.feel-demo{gap:var(--s3);max-width:34rem;margin-top:var(--s3);padding:var(--s4) var(--s5);border-radius:var(--r-panel);background:var(--mat);box-shadow:inset 0 0 0 1px var(--line);display:grid}.feel-demo-q{font-weight:700;font-size:var(--t-lg)}.feel-demo-row{gap:var(--s2);flex-wrap:wrap;display:flex}.feel-demo-btn{border:2px solid var(--line-strong);border-radius:var(--r-control);min-width:5.2rem;font-weight:600;font-size:var(--t-sm);transition:transform var(--dur-2) var(--ease-settle), box-shadow var(--dur-2) var(--ease-settle);background:0 0;justify-items:center;gap:.15rem;padding:.45rem .6rem .55rem;display:grid}.feel-demo-btn:hover{border-color:var(--ink)}.feel-demo-btn[aria-pressed=true]{background:var(--ink);border-color:var(--ink);color:var(--mat);box-shadow:var(--shadow-lift);transform:translateY(-3px)}.feel-demo-a{min-height:3em;color:var(--ink-2);font-weight:500}.tools-grid{grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);align-items:start;gap:clamp(1.5rem,5vw,4rem);display:grid}.tools-grid .section-intro{position:sticky;top:6rem}.section-intro .tools-note{gap:var(--s3);font-size:var(--t-md);color:var(--ink);align-items:baseline;font-weight:600;display:flex}.tools-note:before{content:"";background:var(--lemon);width:.8rem;height:.8rem;box-shadow:inset 0 -2px 0 var(--lemon-edge);border-radius:2px;flex:none}.tools-panel{padding:clamp(1.25rem,3vw,2rem)}.schools{background:var(--surface);box-shadow:inset 0 1px 0 var(--line), inset 0 -1px 0 var(--line)}.schools-grid{grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);align-items:start;gap:clamp(1.5rem,5vw,4rem);display:grid}.schools-preview{gap:var(--s4);justify-items:start;min-width:0;display:grid}.schools-points{gap:var(--s6);display:grid}.schools-points h3{align-items:center;gap:var(--s2);margin-bottom:var(--s3);font-size:var(--t-lg);display:flex}.brick-list{gap:var(--s3);list-style:none;display:grid}.brick-list li{gap:var(--s3);color:var(--ink-2);grid-template-columns:.8rem minmax(0,1fr);align-items:baseline;display:grid}.brick-list li:before{content:"";background:var(--lemon);width:.8rem;height:.8rem;box-shadow:inset 0 -2px 0 var(--lemon-edge);border-radius:2px;transform:translateY(.1em)}.road{gap:var(--s3);display:grid}.road-whole{justify-items:center;gap:var(--s2);color:var(--leaf);text-align:center;font-weight:600;display:grid}.road-whole .brace{height:12px}.road-parts{grid-template-columns:repeat(3,minmax(0,1fr));gap:5px;list-style:none;display:grid}.road-part{gap:var(--s2);align-content:start;display:grid}.road-block{justify-content:space-between;align-items:center;gap:var(--s2);border:2px dashed var(--ghost);border-radius:var(--r-block);min-height:3.6rem;padding:.6rem 1rem;font-weight:600;display:flex}.road-block span{font-size:var(--t-sm);color:var(--ink-2)}.road-part.is-now .road-block{border:2px solid var(--cobalt);background:var(--cobalt);color:var(--on-cobalt);box-shadow:var(--shadow-lift);transform:translateY(-4px)}.road-part.is-now .road-block span{color:var(--on-cobalt)}.road-part h3{margin-top:var(--s3);font-size:var(--t-lg)}.road-part p{color:var(--ink-2);max-width:36ch}.close{gap:var(--s4);justify-items:start;display:grid;position:relative}.close-sparky{right:var(--gutter);position:absolute;bottom:-1rem}@media (max-width:900px){.close-sparky{display:none}}.close h2{max-width:19ch;font-size:var(--t-3xl)}.close p{max-width:54ch;font-size:var(--t-lg);color:var(--ink-2);margin-bottom:var(--s3)}.site-foot{--ink:#eef1f7;--ink-2:#b8c0d2;--mat:#17213a;--cobalt:#3d5fe8;--lemon:#f2c230;--vermilion:#e8553b;background:var(--deep);color:var(--ink)}.site-foot-inner{gap:var(--s3);padding-block:var(--s7);display:grid}.site-foot p{color:var(--ink-2)}.site-foot-links{gap:var(--s5);flex-wrap:wrap;font-weight:500;display:flex}.site-foot-links a{text-decoration:none}.site-foot-links a:hover{text-decoration:underline}.site-foot-small{font-size:var(--t-xs)}@media (max-width:1000px){.site-nav{display:none}.steps-demo,.tools-grid,.schools-grid,.sparky-section{grid-template-columns:minmax(0,1fr)}.tools-grid .section-intro{position:static}}@media (max-width:760px){.hero-top{grid-template-columns:minmax(0,1fr)}.hero-actions{flex-wrap:wrap;display:flex}.gap-body,.road-parts{grid-template-columns:minmax(0,1fr)}.road-parts{gap:var(--s5)}.hero-sparky{display:none}.week-bar{grid-template-columns:minmax(0,1fr)}.week-cell-wrap{grid-template-columns:3rem minmax(0,1fr);align-items:center}.week-cell-day{text-align:left;order:-1}.week-cell{height:2.5rem;font-size:var(--t-sm)}.week-cell.is-practice{animation:none}}.founders{gap:var(--s6);display:grid}.founder-grid{gap:var(--s5);grid-template-rows:auto auto auto auto 1fr auto auto;grid-template-columns:repeat(auto-fit,minmax(19rem,1fr));list-style:none;display:grid}.founder{grid-row:span 7;grid-template-rows:subgrid;row-gap:var(--s2);padding:var(--s5);border-radius:var(--r-panel);background:var(--surface);box-shadow:0 0 0 1px var(--line), var(--shadow-rest);align-content:start;justify-items:start;display:grid}.founder-photo{object-fit:cover;background:var(--surface-2);width:7.5rem;height:7.5rem;box-shadow:0 0 0 3px var(--leaf-tint), 0 0 0 5px var(--leaf);margin-bottom:var(--s2);border-radius:50%}.founder h3{font-size:var(--t-xl)}.founder-role{font-size:var(--t-sm);color:var(--leaf);letter-spacing:.02em;font-weight:700}.founder-quote{margin:var(--s2) 0;padding-left:var(--s4);border-left:4px solid var(--lemon);font-size:var(--t-lg);font-weight:500;line-height:1.45}.founder-quote:before{content:"“"}.founder-quote:after{content:"”"}.founder p{color:var(--ink-2);line-height:var(--leading)}.founder-why{font-weight:600;color:var(--ink)!important}.founder-credits{align-content:flex-start;align-items:flex-start;gap:var(--s2);margin-top:var(--s2);flex-wrap:wrap;list-style:none;display:flex}.founder-credits li{border-radius:var(--r-block);background:var(--lemon-tint);font-size:var(--t-xs);color:var(--ink);padding:.2rem .6rem;font-weight:600}@media (max-width:520px){.founder{text-align:center;justify-items:center}.founder-quote{padding:0 0 0 var(--s3);text-align:left}.founder-credits{justify-content:center}}section[id]{scroll-margin-top:5.5rem}.teaching{gap:var(--s6);display:grid}.teach-grid{gap:var(--s4);grid-template-columns:repeat(auto-fit,minmax(16rem,1fr));list-style:none;display:grid}.teach{align-content:start;gap:var(--s2);padding:var(--s5);border-radius:var(--r-panel);background:var(--surface);box-shadow:0 0 0 1px var(--line), var(--shadow-rest);display:grid}.teach-icon{border-radius:var(--r-block);background:var(--cobalt-tint);width:2.8rem;height:2.8rem;color:var(--cobalt);place-items:center;display:grid}.teach h3{font-size:var(--t-lg)}.teach p{color:var(--ink-2);line-height:var(--leading)}.teach-evidence{max-width:88ch;padding:var(--s4);border-radius:var(--r-control);background:var(--mat);box-shadow:inset 0 0 0 1px var(--line);font-size:var(--t-sm);color:var(--ink-2);line-height:1.6}.schools-stack{color:var(--ink-2);line-height:var(--leading)}.plans{padding:var(--s8) 0}.plan-grid{gap:var(--s4);margin-top:var(--s6);grid-template-columns:repeat(auto-fit,minmax(16rem,1fr));list-style:none;display:grid}.plan{gap:var(--s3);padding:var(--s5);border-radius:var(--r-panel);background:var(--surface);box-shadow:var(--block-outline), 0 0 0 1px var(--line), var(--shadow-panel);grid-template-rows:auto auto auto 1fr auto;display:grid}.plan--now{box-shadow:var(--block-outline), 0 0 0 3px var(--cobalt), var(--shadow-panel)}.plan h3{font-family:var(--font-display);font-size:var(--t-xl);font-weight:700}.plan-price{font-size:var(--t-lg);color:var(--leaf);font-weight:700}.plan-who{color:var(--ink-2);font-weight:500}.plan-points{gap:var(--s2);align-content:start;list-style:none;display:grid}.plan-points li{gap:var(--s2);grid-template-columns:auto minmax(0,1fr);align-items:start;display:grid}.plan-points svg{color:var(--leaf);margin-top:.2rem}.plan .rod{justify-self:start}.plan-note{font-size:var(--t-sm);color:var(--ink-2)}@media (min-width:1000px){.teach-grid{grid-template-columns:repeat(6,minmax(0,1fr))}.teach-grid>.teach{grid-column:span 2}.teach-grid>.teach:nth-child(n+4){grid-column:span 3}}