/* StarLight Learning landing page.
   Lagoon palette: mist pages, ink headlines, lagoon accents, a gold lamp for the main action.
   Dark "dusk" bands (ink to deep lagoon) open and close the page; everything between sits on mist and white.
   Layout rules: one column under 760px, two columns to 1060px, full grid above. Every tap target is 44px or taller. */

/* 1. Fonts (self-hosted, so the CSP's font-src 'self' holds). Young Serif only has old-style figures, so headings
      take their digits from Figtree and numbers sit on the baseline ("Grade 3"). */
@font-face{font-family:"Figtree";font-style:normal;font-weight:300 900;font-display:swap;src:url("/fonts/figtree-latin-variable.woff2") format("woff2")}
@font-face{font-family:"Young Serif";font-style:normal;font-weight:400;font-display:swap;src:url("/fonts/young-serif-latin-400.woff2") format("woff2")}
@font-face{font-family:"WonderWise Heading Digits";font-style:normal;font-weight:600;font-display:swap;src:url("/fonts/figtree-latin-variable.woff2") format("woff2");unicode-range:U+0030-0039}

/* 2. Tokens */
:root{
  --mist:#EEF7F5; --surface:#FFFFFF; --pool:#E3F3F0; --sage:#BFE2DC; --line:#C9DEDC; --line-strong:#9FC4BF;
  --ink:#17324D; --ink-deep:#0F2438; --muted:#3C5670;
  --lagoon:#2F8F83; --lagoon-text:#256F66; --lagoon-deep:#1C5A53;
  --gold:#F2B544; --gold-hover:#F7C566; --gold-soft:#FFF0D2;
  --coral:#EF8A6F; --coral-soft:#FFE6DF; --coral-text:#A03A28;
  --success-ink:#1F5B2E; --success-bg:#E3F1E5;
  --on-dark:#F4FBFA; --on-dark-muted:#CFE3E2; --dark-line:rgba(244,251,250,.2); --dark-card:rgba(255,255,255,.08);
  --dusk:#17324D; --dusk-grad:linear-gradient(160deg,#17324D 0%,#1A3D56 48%,#1C5A53 100%);
  --page:var(--mist); --band-alt:var(--surface);
  --focus:#17324D; --shadow:0 18px 40px -18px rgba(23,50,77,.35); --shadow-soft:0 10px 30px -16px rgba(23,50,77,.25);
  --solid:#17324D; --on-solid:#FFFFFF; /* ink chips and the ink button; gold with ink text in dark mode */
  --radius:22px; --radius-sm:14px;
  --body:"Figtree",system-ui,-apple-system,"Segoe UI",sans-serif;
  --heading:"WonderWise Heading Digits","Young Serif",Georgia,serif;
  --nav-h:80px;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    color-scheme:dark;
    --mist:#0F1F2A; --surface:#15293A; --pool:#1A3747; --sage:#2C5C5A; --line:#2A4655; --line-strong:#3E6673;
    --ink:#E8F2F1; --ink-deep:#0A161F; --muted:#B3CBCC;
    --lagoon:#4FB3A6; --lagoon-text:#8ED8CC; --lagoon-deep:#1C5A53;
    --gold-soft:#4A3A18; --coral-soft:#4A2A22; --coral-text:#FFB7A3;
    --success-ink:#BFE3C5; --success-bg:#25402F;
    --dusk:#0B1A25; --dusk-grad:linear-gradient(160deg,#0B1A25 0%,#10283A 50%,#143F3B 100%);
    --page:var(--mist); --band-alt:#122434;
    --solid:#F2B544; --on-solid:#17324D;
    --focus:#F2B544; --shadow:0 18px 40px -18px rgba(0,0,0,.6); --shadow-soft:0 10px 30px -16px rgba(0,0,0,.5);
  }
}
:root[data-theme="dark"]{
  color-scheme:dark;
  --mist:#0F1F2A; --surface:#15293A; --pool:#1A3747; --sage:#2C5C5A; --line:#2A4655; --line-strong:#3E6673;
  --ink:#E8F2F1; --ink-deep:#0A161F; --muted:#B3CBCC;
  --lagoon:#4FB3A6; --lagoon-text:#8ED8CC; --lagoon-deep:#1C5A53;
  --gold-soft:#4A3A18; --coral-soft:#4A2A22; --coral-text:#FFB7A3;
  --success-ink:#BFE3C5; --success-bg:#25402F;
  --dusk:#0B1A25; --dusk-grad:linear-gradient(160deg,#0B1A25 0%,#10283A 50%,#143F3B 100%);
  --page:var(--mist); --band-alt:#122434;
  --solid:#F2B544; --on-solid:#17324D;
  --focus:#F2B544; --shadow:0 18px 40px -18px rgba(0,0,0,.6); --shadow-soft:0 10px 30px -16px rgba(0,0,0,.5);
}

/* 3. Base */
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;scroll-padding-top:calc(var(--nav-h) + 12px)}
body{margin:0;background:var(--page);color:var(--ink);font-family:var(--body);font-size:1.1875rem;line-height:1.55;overflow-x:clip}
img{max-width:100%;display:block}
h1,h2,h3,p,ul,ol,dl,dd,figure{margin:0}
ul,ol{padding:0;list-style:none}
a{color:var(--lagoon-text)}
button{font:inherit;color:inherit}
:focus-visible{outline:3px solid var(--focus);outline-offset:3px;border-radius:6px}
.dusk :focus-visible{outline-color:var(--gold)}
.serif{font-family:var(--heading);font-weight:400}
.wrap{max-width:1180px;margin-inline:auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
@media (min-width:760px){.wrap{padding-left:max(28px,env(safe-area-inset-left,0px));padding-right:max(28px,env(safe-area-inset-right,0px))}}
.band{padding-block:clamp(56px,8vw,104px);position:relative}
.band-alt{background:var(--band-alt)}
.skip{position:absolute;left:-999px;top:8px;background:var(--gold);color:#17324D;padding:10px 14px;border-radius:8px;z-index:100;font-weight:700}
.skip:focus{left:8px}
h2.serif{font-size:clamp(2rem,4.2vw,3rem);line-height:1.12;letter-spacing:-.005em;text-wrap:balance}
h3{font-size:1.375rem;line-height:1.3;font-weight:700}
.lede{color:var(--muted);max-width:58ch;font-size:clamp(1.25rem,1.1rem + .5vw,1.4375rem);line-height:1.5}
.dusk .lede{color:var(--on-dark-muted)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-weight:700;font-size:.9375rem;letter-spacing:.12em;text-transform:uppercase;color:var(--lagoon-text)}
.eyebrow::before{content:"";width:22px;height:4px;border-radius:2px;background:var(--gold)}
.dusk .eyebrow{color:var(--gold)}
.sec-head{display:flex;flex-direction:column;gap:14px;max-width:720px}
.sec-head.center{margin-inline:auto;text-align:center;align-items:center}
.sec-head .lede{max-width:none}

/* 4. Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:56px;padding:14px 28px;border-radius:999px;font:700 1.1875rem/1.2 var(--body);text-decoration:none;border:2px solid transparent;cursor:pointer;transition:transform .15s ease,box-shadow .15s ease,background-color .15s,border-color .15s;white-space:nowrap}
.btn svg{flex:none}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(0)}
.btn-lamp{background:var(--gold);color:#17324D;box-shadow:0 10px 26px -8px rgba(242,181,68,.6)}
.btn-lamp:hover{background:var(--gold-hover)}
.btn-primary{background:var(--solid);color:var(--on-solid);border-color:var(--solid)}
.btn-primary:hover{filter:brightness(.92)}
.btn-ghost{background:rgba(255,255,255,.06);color:var(--on-dark);border-color:rgba(244,251,250,.55)}
.btn-ghost:hover{background:rgba(255,255,255,.14);border-color:var(--on-dark)}
.btn-outline{background:var(--surface);color:var(--ink);border-color:var(--line-strong)}
.btn-outline:hover{border-color:var(--lagoon)}
.btn-sm{min-height:46px;padding:8px 20px;font-size:1.0625rem}
.btn-lg{min-height:64px;padding:16px 36px;font-size:1.3125rem}

/* 5. Dusk bands (ink to deep lagoon) with a soft lamp glow */
.dusk{background:var(--dusk-grad);color:var(--on-dark);position:relative;isolation:isolate}
.dusk a:not(.btn){color:var(--on-dark)}
section.dusk{overflow:hidden}
.stars{position:absolute;inset:0;z-index:-1;pointer-events:none;overflow:hidden}
.stars i{position:absolute;width:4px;height:4px;border-radius:50%;background:#FFF6DC;opacity:.75;animation:twinkle 4s ease-in-out infinite}
.stars i:nth-child(3n){width:3px;height:3px;opacity:.5;animation-delay:1.3s}
.stars i:nth-child(4n){background:#F2B544;opacity:.7;animation-delay:2.1s}
.stars i:nth-child(5n){animation-delay:.6s}
@keyframes twinkle{50%{opacity:.25;transform:scale(.7)}}
.glow{position:absolute;z-index:-1;border-radius:50%;pointer-events:none;filter:blur(2px)}
.glow-gold{width:min(900px,120vw);height:min(900px,120vw);right:-20%;top:-30%;background:radial-gradient(closest-side,rgba(242,181,68,.34),rgba(242,181,68,.10) 50%,rgba(242,181,68,0) 100%)}
.glow-lagoon{width:min(800px,110vw);height:min(800px,110vw);left:-30%;bottom:-40%;background:radial-gradient(closest-side,rgba(47,143,131,.5),rgba(47,143,131,.14) 55%,rgba(47,143,131,0) 100%)}

/* 6. Header: light, sticky bar with a brand ribbon on top. Larger ink links in two groups (learn about it | for grown-ups),
      a lagoon pill marks the section in view, lamp button for the trial. Collapses to a menu button under 1180px. */
.site-head{position:sticky;top:0;z-index:40;background:var(--surface);color:var(--ink);border-bottom:1px solid var(--line);transition:box-shadow .2s}
.site-head::before{content:"";display:block;height:5px;background:linear-gradient(90deg,var(--gold) 0 34%,var(--coral) 34% 67%,var(--lagoon) 67% 100%)}
.site-head.scrolled{box-shadow:0 12px 30px -16px rgba(23,50,77,.35)}
.hdr{display:flex;align-items:center;justify-content:space-between;gap:14px;min-height:var(--nav-h)}
.mark{display:inline-flex;align-items:center;gap:12px;text-decoration:none;color:var(--ink);font-family:var(--heading);font-size:1.75rem;line-height:1;min-height:44px}
.mark svg{width:42px;height:42px;flex:none}
.foot .mark{color:var(--on-dark);font-size:1.5rem}
.foot .mark svg{width:36px;height:36px}
nav.main ul{display:flex;align-items:center;gap:2px}
nav.main li.gap{width:1px;height:28px;background:var(--line);margin-inline:10px}
nav.main a{display:inline-flex;align-items:center;min-height:46px;padding:0 14px;font-size:1.125rem;white-space:nowrap;color:var(--ink);text-decoration:none;font-weight:700;border-radius:999px;transition:background-color .15s,color .15s}
nav.main a:hover{background:var(--pool);color:var(--lagoon-text)}
nav.main a[aria-current="true"]{background:var(--pool);color:var(--lagoon-text);box-shadow:inset 0 -3px 0 var(--lagoon)}
.hdr-actions{display:flex;align-items:center;gap:10px}
.hdr-actions .login{color:var(--ink);font-weight:700;font-size:1.125rem;text-decoration:none;min-height:46px;display:inline-flex;align-items:center;padding:0 16px;border-radius:999px;border:2px solid var(--line-strong);white-space:nowrap;transition:border-color .15s,background-color .15s}
.hdr-actions .login:hover{border-color:var(--lagoon);background:var(--pool)}
.hdr-actions .btn-sm{min-height:48px;font-size:1.125rem;padding:8px 22px}
.nav-toggle{display:none;width:50px;height:50px;border:2px solid var(--line-strong);border-radius:14px;background:var(--surface);color:var(--ink);place-items:center;cursor:pointer;flex:none}
.nav-toggle:hover{border-color:var(--lagoon);background:var(--pool)}
.nav-toggle svg{width:28px;height:28px}
.nav-toggle .x{display:none}
.nav-toggle[aria-expanded="true"] .x{display:block}
.nav-toggle[aria-expanded="true"] .bars{display:none}
.menu{display:none}
@media (max-width:1400px){nav.main a{font-size:1.0625rem;padding:0 11px}nav.main li.gap{margin-inline:6px}.hdr-actions .login{padding:0 14px}}
@media (max-width:1180px){
  nav.main{display:none}
  .nav-toggle{display:grid}
  .menu{display:none;background:var(--surface);border-top:1px solid var(--line);padding:12px 0 22px;box-shadow:0 20px 40px -20px rgba(23,50,77,.35)}
  .menu.open{display:block;max-height:calc(100vh - var(--nav-h) - 5px);max-height:calc(100dvh - var(--nav-h) - 5px);overflow-y:auto;-webkit-overflow-scrolling:touch}
  .menu ul{display:grid;grid-template-columns:1fr 1fr;gap:8px}
  .menu ul a{display:flex;align-items:center;gap:10px;min-height:56px;padding:0 16px;font-size:1.25rem;font-weight:700;color:var(--ink);text-decoration:none;background:var(--mist);border-radius:14px}
  .menu ul a:hover,.menu ul a[aria-current="true"]{background:var(--pool);color:var(--lagoon-text)}
  .menu .menu-cta{display:flex;flex-wrap:wrap;gap:10px;padding-top:16px}
  .menu .menu-cta .btn{flex:1 1 150px}
  .menu .menu-cta .btn-outline{border-color:var(--line-strong)}
}
@media (max-width:600px){.hdr-actions .login{display:none}.menu ul{grid-template-columns:1fr;gap:6px}.menu ul a{min-height:52px}}
@media (max-width:420px){.mark{font-size:1.2rem;gap:7px}.mark svg{width:30px;height:30px}.hdr{gap:6px}.hdr-actions{gap:6px}.hdr-actions .btn-sm{padding:8px 12px;font-size:.9375rem;min-height:44px}.nav-toggle{width:44px;height:44px;border-radius:12px}}

/* 7. Hero */
.hero{padding-block:clamp(36px,5vw,72px) clamp(72px,10vw,128px);overflow:hidden}
.hero-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:clamp(32px,5vw,72px);align-items:center}
.hero-copy{display:flex;flex-direction:column;gap:22px;align-items:flex-start}
.hero h1{font-size:clamp(2.6rem,2rem + 3.6vw,4.5rem);line-height:1.05;text-wrap:balance;letter-spacing:-.01em}
.hero h1 em{font-style:normal;color:var(--gold)}
.hero .sub{font-size:clamp(1.25rem,1.1rem + .6vw,1.5rem);max-width:44ch;color:var(--on-dark);line-height:1.45}
.cta-row{display:flex;flex-wrap:wrap;gap:12px}
.friction{display:flex;align-items:center;gap:10px;color:var(--on-dark);font-weight:700;font-size:1.125rem}
.friction svg{flex:none;color:var(--gold)}
.trust{display:flex;flex-wrap:wrap;gap:10px 20px;padding-top:18px;border-top:1px solid var(--dark-line);width:100%;color:var(--on-dark-muted);font-size:1.0625rem;font-weight:600}
.trust li{display:flex;align-items:center;gap:8px}
.trust svg{flex:none;color:var(--gold)}
@media (max-width:960px){.hero-grid{grid-template-columns:1fr}.hero-copy{align-items:flex-start}.hero .sub{max-width:none}}

/* 8. Lesson demo (the hero's right side) */
.demo{position:relative;padding-top:54px}
.upload-badge{position:absolute;z-index:3;left:-12px;top:-4px;display:inline-flex;align-items:center;gap:10px;background:var(--surface);color:var(--ink);border-radius:16px;padding:10px 16px 10px 10px;box-shadow:0 16px 36px -14px rgba(0,0,0,.5);transform:rotate(-3deg);font-weight:700;font-size:1rem;line-height:1.2}
.upload-badge .cam{width:40px;height:40px;border-radius:12px;background:var(--gold);color:#17324D;display:grid;place-items:center;flex:none}
.upload-badge small{display:block;font-weight:600;font-size:.875rem;color:var(--success-ink)}
.mock{background:var(--surface);color:var(--ink);border-radius:var(--radius);box-shadow:0 36px 70px -28px rgba(0,0,0,.6),0 0 0 1px rgba(255,255,255,.1);overflow:hidden;scroll-margin-top:calc(var(--nav-h) + 16px)}
.mock:focus-visible{outline:3px solid var(--gold)}
.mock-bar{display:flex;align-items:center;gap:8px;padding:12px 16px;background:var(--pool);border-bottom:1px solid var(--line);font-size:1rem;font-weight:700;color:var(--lagoon-text)}
.mock-bar .dots{display:flex;gap:5px}
.mock-bar .dots i{width:10px;height:10px;border-radius:50%;background:var(--sage)}
.mock-bar .dots i:first-child{background:var(--coral)}.mock-bar .dots i:nth-child(2){background:var(--gold)}
.mock-bar .ttl{margin-inline:auto;padding-right:40px}
.mock-body{display:grid;grid-template-columns:minmax(110px,34%) 1fr;gap:14px;padding:16px}
.m-tutor{position:relative;border-radius:18px;background:radial-gradient(circle at 50% 65%,#F4FBFA,var(--sage));display:flex;align-items:flex-end;justify-content:center;padding:16px 8px 0;min-height:210px;overflow:hidden}
.m-tutor img{width:100%;max-width:200px;height:auto;filter:drop-shadow(0 8px 10px rgba(23,50,77,.22))}
.m-tutor .tag{z-index:2;position:absolute;left:10px;top:10px;background:var(--solid);color:var(--on-solid);font-size:.9375rem;font-weight:700;padding:4px 12px;border-radius:999px}
.m-tutor.speaking::after{content:"";position:absolute;inset:0;border-radius:18px;box-shadow:inset 0 0 0 3px rgba(242,181,68,.95);pointer-events:none;animation:pulse 1.6s ease-in-out infinite}
@keyframes pulse{50%{box-shadow:inset 0 0 0 3px rgba(242,181,68,.35)}}
.board{border-radius:18px;background:var(--mist);border:1px solid var(--line);padding:14px 16px;display:flex;flex-direction:column;gap:10px;justify-content:center;min-height:210px;position:relative}
.board .lbl{font-size:.875rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--lagoon-text)}
.src{align-self:flex-start;display:inline-flex;align-items:center;gap:6px;font-size:.9375rem;font-weight:600;line-height:1.3;color:var(--muted);background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:4px 10px}
.src svg{flex:none;color:var(--lagoon-text)}
.eq{font-family:var(--heading);font-size:clamp(2rem,4vw,3rem);line-height:1.1;display:flex;flex-wrap:wrap;align-items:center;gap:6px 14px}
.frac{display:inline-flex;flex-direction:column;align-items:center;line-height:1}
.frac b{font-weight:600;padding:2px 6px}
.frac b:first-child{border-bottom:3px solid currentColor}
.eq .op{color:var(--lagoon-text)}
.ans{border-radius:12px;padding:2px 10px;border:2px dashed var(--line-strong);transition:background .4s,border-color .4s}
.board.solved .ans{background:var(--success-bg);border:2px solid var(--sage);color:var(--success-ink)}
.board .ok{display:none;align-items:center;gap:8px;font-weight:700;color:var(--success-ink);font-size:1rem}
.board.solved .ok{display:flex}
.hint-chips{display:flex;flex-wrap:wrap;gap:6px}
.hint-chips span{font-size:.9375rem;font-weight:600;background:var(--surface);border:1px solid var(--line);border-radius:999px;padding:4px 12px;color:var(--muted)}
.log{grid-column:1/-1;display:flex;flex-direction:column;justify-content:flex-end;gap:8px;min-height:150px;max-height:190px;overflow:hidden;position:relative;-webkit-mask-image:linear-gradient(to bottom,transparent 0,#000 28px);mask-image:linear-gradient(to bottom,transparent 0,#000 28px)}
.msg{max-width:86%;padding:10px 16px;border-radius:18px;font-weight:600;font-size:1.0625rem;line-height:1.4}
.msg.t{align-self:flex-start;background:var(--pool);border-bottom-left-radius:4px}
.msg.t small{display:block;font-size:.875rem;letter-spacing:.06em;text-transform:uppercase;color:var(--lagoon-text);margin-bottom:1px}
.msg.c{align-self:flex-end;background:var(--solid);color:var(--on-solid);border-bottom-right-radius:4px}
.msg[hidden]{display:none}
.msg.new{animation:rise .45s ease both}
@keyframes rise{from{opacity:0;transform:translateY(8px)}}
.mock-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:8px 14px 12px;border-top:1px solid var(--line)}
.steps{display:flex;gap:0}
.steps button{width:36px;height:44px;border:0;background:none;padding:0;cursor:pointer;display:grid;place-items:center;border-radius:8px}
.steps button i{width:10px;height:10px;border-radius:50%;background:var(--line-strong);transition:background .2s,width .2s}
.steps button[aria-current="true"] i{background:var(--lagoon);width:26px;border-radius:6px}
.pp{display:inline-flex;align-items:center;gap:6px;min-height:44px;padding:0 16px;border:2px solid var(--line);border-radius:999px;background:transparent;color:var(--muted);font:700 1rem var(--body);cursor:pointer}
.pp:hover{border-color:var(--lagoon)}
@media (max-width:560px){
  .demo{padding-top:0}
  .upload-badge{position:static;transform:none;margin-bottom:12px;border-radius:14px}
  .mock-body{grid-template-columns:104px 1fr;gap:10px;padding:12px}
  .m-tutor{min-height:160px;padding-top:12px}
  .board{min-height:160px;padding:12px}
  .log{min-height:0;max-height:170px}
  .msg{max-width:92%;font-size:1rem}
  .eq{font-size:1.7rem;gap:4px 8px}
  .frac b{padding:2px 4px}
  .ans{padding:2px 8px}
}

/* 9. Facts strip: four true things, right under the hero */
.facts{margin-top:-44px;position:relative;z-index:2}
.facts ul{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.facts li{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:18px 20px;display:flex;align-items:center;gap:14px;box-shadow:var(--shadow-soft);font-weight:700;line-height:1.25;font-size:1.0625rem}
.facts .fi{width:48px;height:48px;border-radius:14px;display:grid;place-items:center;flex:none;color:#17324D}
.facts li:nth-child(1) .fi{background:var(--gold)}
.facts li:nth-child(2) .fi{background:var(--sage)}
.facts li:nth-child(3) .fi{background:var(--coral)}
.facts li:nth-child(4) .fi{background:#E3F3F0}
.facts small{display:block;font-weight:600;color:var(--muted);font-size:.9375rem}
@media (max-width:960px){.facts ul{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:520px){.facts{margin-top:-28px}.facts ul{grid-template-columns:1fr;gap:10px}.facts li{padding:14px 16px}}

/* 10. Homework section */
.hw{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:clamp(32px,6vw,80px);align-items:center}
.hw-copy{display:flex;flex-direction:column;gap:18px;align-items:flex-start}
.hw-copy .points{width:100%;margin-top:8px}
.hw-copy .btn{margin-top:8px}
.hw-vis{position:relative;display:flex;justify-content:center;padding:36px 8px 140px}
.hw-vis::before{content:"";position:absolute;inset:10% -6% 6%;border-radius:50%;background:radial-gradient(closest-side,rgba(47,143,131,.22),transparent 72%);z-index:0}
.ws{position:relative;z-index:1;width:min(100%,400px);background:var(--surface);color:var(--ink);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);transform:rotate(-2deg);padding:24px 22px 14px 50px}
.ws::before{content:"";position:absolute;left:38px;top:0;bottom:0;width:2px;background:var(--coral);opacity:.8}
.ws-title{font-size:1.6rem;line-height:1.2;padding-bottom:6px}
.ws-name{font-size:1rem;color:var(--muted);padding-bottom:10px}
.ws ol{display:flex;flex-direction:column}
.ws li{display:flex;align-items:center;gap:10px;min-height:54px;padding:6px 4px;border-top:1px solid var(--line);font-family:var(--heading);font-size:1.375rem}
.ws li span{font-family:var(--body);font-size:1rem;font-weight:700;color:var(--muted);min-width:1.4em}
.ws li.cur{background:var(--gold-soft);border:2px solid var(--gold);border-radius:12px;margin:4px -8px;padding-inline:10px}
.ws-cam{position:absolute;z-index:2;top:-20px;right:-14px;width:60px;height:60px;border-radius:50%;background:var(--gold);color:#17324D;display:grid;place-items:center;box-shadow:var(--shadow);transform:rotate(3deg);animation:bob 3.2s ease-in-out infinite}
@keyframes bob{50%{transform:rotate(3deg) translateY(-6px)}}
.hw-say{position:absolute;z-index:2;left:0;bottom:52px;max-width:min(64%,250px);background:var(--surface);color:var(--ink);border:1px solid var(--line);border-radius:18px 18px 18px 4px;padding:12px 16px;font-weight:700;font-size:1.0625rem;line-height:1.35;box-shadow:var(--shadow)}
.hw-pal{position:absolute;z-index:2;right:0;bottom:0;height:150px;width:auto;filter:drop-shadow(0 8px 10px rgba(0,0,0,.25))}
#homework{overflow-x:clip}
@media (max-width:960px){.hw{grid-template-columns:1fr}.hw-vis{padding-inline:16px;max-width:520px;margin-inline:auto;width:100%}}

/* 11. Points list (icon + text rows) */
.points{display:flex;flex-direction:column}
.points li{display:grid;grid-template-columns:52px 1fr;gap:18px;padding-block:22px;border-top:1px solid var(--line)}
.points li:first-child{border-top:0;padding-top:0}
.points .ic{width:52px;height:52px;border-radius:16px;background:var(--pool);color:var(--lagoon-text);display:grid;place-items:center}
.points h3{margin-bottom:4px}
.points p{color:var(--muted)}

/* 12. Four steps */
.tl{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;margin-top:48px;position:relative}
.tl::before{content:"";position:absolute;left:32px;right:32px;top:31px;height:3px;background:repeating-linear-gradient(90deg,var(--lagoon) 0 10px,transparent 10px 20px);opacity:.55}
.tl li{position:relative;display:flex;flex-direction:column;gap:10px}
.tl .num{width:64px;height:64px;border-radius:50%;background:var(--surface);border:3px solid var(--lagoon);color:var(--lagoon-text);display:grid;place-items:center;position:relative;z-index:1;box-shadow:var(--shadow-soft)}
.tl .num b{position:absolute;right:-6px;top:-6px;width:26px;height:26px;border-radius:50%;background:var(--solid);color:var(--on-solid);font-size:.9375rem;display:grid;place-items:center;font-family:var(--body)}
.tl li:nth-child(3) .num{background:var(--gold);border-color:var(--gold);color:#17324D}
.tl h3{margin-top:6px}
.tl p{color:var(--muted)}
@media (max-width:960px){.tl{grid-template-columns:1fr 1fr;gap:36px 24px}.tl::before{display:none}}
@media (max-width:600px){.tl{grid-template-columns:1fr;gap:28px}.tl li{display:grid;grid-template-columns:64px 1fr;column-gap:16px;row-gap:4px}.tl .num{grid-row:1/3}.tl h3{margin-top:0}}

/* 13. Subjects */
.subj-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;margin-top:44px}
.subj-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px;display:flex;flex-direction:column;gap:10px;box-shadow:var(--shadow-soft);border-top:6px solid var(--lagoon);transition:transform .2s,box-shadow .2s}
.subj-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.subj-card:nth-child(2){border-top-color:var(--gold)}.subj-card:nth-child(3){border-top-color:var(--coral)}.subj-card:nth-child(4){border-top-color:var(--ink)}
.subj-ic{width:52px;height:52px;border-radius:16px;background:var(--pool);color:var(--lagoon-text);display:grid;place-items:center;margin-bottom:6px}
.subj-card p{color:var(--muted)}
.subj-tag{margin-top:auto;padding-top:12px;font-size:.875rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--lagoon-text)}
.subj-strip{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:28px}
.subj-strip p{display:flex;gap:14px;align-items:flex-start;padding:18px 20px;font-weight:600;background:var(--pool);border-radius:18px;color:var(--ink)}
.subj-strip svg{flex:none;color:var(--lagoon-text);margin-top:2px}
.subj-foot{margin-top:16px;font-size:1rem;color:var(--muted)}
@media (max-width:1000px){.subj-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:600px){.subj-grid{grid-template-columns:1fr;gap:14px}.subj-strip{grid-template-columns:1fr}}

/* 13b. Test prep */
.tp-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;margin-top:44px}
.tp-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:24px;display:flex;flex-direction:column;gap:8px;box-shadow:var(--shadow-soft)}
.tp-grade{display:inline-block;align-self:flex-start;font-size:1.5rem;line-height:1;color:var(--lagoon-text);background:var(--pool);border-radius:999px;padding:8px 16px;margin-bottom:8px}
.tp-card:nth-child(2) .tp-grade{background:var(--gold-soft);color:#17324D}
.tp-card:nth-child(3) .tp-grade{background:var(--coral-soft);color:var(--coral-text)}
.tp-card:nth-child(4) .tp-grade{background:var(--solid);color:var(--on-solid)}
.tp-card p{color:var(--muted)}
.tp-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-top:24px}
.tp-strip li{display:flex;gap:12px;align-items:center;padding:16px 18px;font-weight:700;background:var(--mist);border-radius:16px;font-size:1.0625rem;line-height:1.3}
.tp-strip svg{flex:none;color:var(--lagoon-text)}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .tp-card:nth-child(2) .tp-grade{color:var(--ink)}}
:root[data-theme="dark"] .tp-card:nth-child(2) .tp-grade{color:var(--ink)}
@media (max-width:1000px){.tp-grid,.tp-strip{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:600px){.tp-grid{grid-template-columns:1fr;gap:14px}.tp-strip{grid-template-columns:1fr;gap:10px}}

/* 14. Tutors */
.shelf{position:relative;margin-top:48px}
.shelf::before{content:"";position:absolute;left:-4%;right:-4%;bottom:-20px;height:180px;border-radius:50%;background:radial-gradient(ellipse at 50% 30%,rgba(242,181,68,.42),rgba(242,181,68,.14) 55%,transparent 72%);z-index:0}
.shelf-row{position:relative;z-index:1;display:grid;grid-template-columns:repeat(4,1fr);gap:44px clamp(16px,3vw,36px);align-items:start}
.tutor{display:flex;flex-direction:column;gap:12px;align-items:flex-start}
.tutor .pic{align-self:stretch;display:flex;align-items:flex-end;justify-content:center;height:270px;border-radius:26px 26px 50% 50% / 26px 26px 18% 18%;background:radial-gradient(circle at 50% 70%,#F4FBFA,var(--sage));padding:18px 10px 0;overflow:hidden;transition:transform .25s}
.tutor:hover .pic{transform:translateY(-6px)}
.tutor .pic img{height:100%;width:auto;max-width:100%;object-fit:contain;object-position:bottom}
.tutor h3{font-size:1.625rem;font-family:var(--heading);font-weight:400}
.tutor .trait{font-weight:700;color:var(--lagoon-text)}
.say{background:var(--surface);border:1px solid var(--line);border-radius:18px;border-top-left-radius:4px;padding:10px 14px;font-weight:600;font-size:1.0625rem;box-shadow:var(--shadow-soft)}
.shelf-note{margin-top:56px;position:relative;z-index:1;color:var(--muted);max-width:60ch;font-size:1.125rem}
.shelf-note a{font-weight:700}
@media (max-width:1000px){.shelf-row{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.shelf-row{gap:30px 14px}.tutor{gap:8px}.tutor .pic{height:200px;padding:12px 6px 0}.tutor h3{font-size:1.375rem}.tutor .say{font-size:1rem}.shelf-note{margin-top:40px}}

/* 15. Why it works */
.learn{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:clamp(32px,6vw,88px);align-items:start}
@media (max-width:960px){.learn{grid-template-columns:1fr}}

/* 16. Grades */
.ages{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:44px}
.age{position:relative;padding:24px 22px 22px;display:flex;flex-direction:column;gap:10px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-soft)}
.age-pal{height:126px;width:auto;align-self:flex-start;filter:drop-shadow(0 6px 8px rgba(23,50,77,.18))}
.age .big{font-size:clamp(1.75rem,2.6vw,2.25rem);line-height:1.1;color:var(--lagoon-text)}
.age h3{font-size:1.25rem}
.age p{color:var(--muted)}
.age .eg{background:var(--gold-soft);border-radius:14px;padding:12px 14px;font-weight:600;font-size:1.0625rem;color:#17324D;margin-top:auto}
:root[data-theme="dark"] .age .eg{color:var(--ink)}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .age .eg{color:var(--ink)}}
@media (max-width:1000px){.ages{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.ages{grid-template-columns:1fr;gap:14px}}

/* 17. Parents (dusk) */
.parents-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,320px);gap:clamp(28px,5vw,72px);align-items:end}
.parent-copy{display:flex;flex-direction:column;gap:18px}
.plist{margin-top:10px;display:grid;grid-template-columns:1fr 1fr;gap:14px}
.plist li{display:flex;gap:14px;align-items:flex-start;background:var(--dark-card);border:1px solid var(--dark-line);border-radius:18px;padding:18px}
.plist svg{flex:none;color:var(--gold);margin-top:2px}
.plist b{display:block;font-size:1.125rem}
.plist span{color:var(--on-dark-muted);font-size:1.0625rem}
.parent-pal{position:relative;display:flex;flex-direction:column;align-items:center;gap:14px}
.parent-pal::before{content:"";position:absolute;inset:auto -10% -6% -10%;height:70%;border-radius:50%;background:radial-gradient(closest-side,rgba(242,181,68,.34),transparent);z-index:0}
.parent-pal img{position:relative;z-index:1;height:360px;width:auto;filter:drop-shadow(0 10px 14px rgba(0,0,0,.35))}
.parent-say{order:-1;position:relative;z-index:1;background:var(--surface);color:var(--ink);border-radius:18px 18px 18px 4px;padding:10px 16px;font-weight:700;font-size:1.0625rem}
@media (max-width:960px){.parents-grid{grid-template-columns:1fr}.plist{grid-template-columns:1fr}.parent-pal{flex-direction:row;justify-content:center;align-items:flex-end;gap:10px}.parent-pal img{height:220px}.parent-say{order:0;margin-bottom:40px;border-radius:18px 18px 4px 18px}}

/* 18. FAQ */
.faq{max-width:820px;margin-top:36px;display:flex;flex-direction:column;gap:12px}
.faq details{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:0 22px}
.faq details[open]{border-color:var(--lagoon)}
.faq summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:16px;min-height:64px;padding-block:14px;font-weight:700;font-size:1.25rem;line-height:1.3}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";flex:none;width:14px;height:14px;border-right:3px solid var(--lagoon);border-bottom:3px solid var(--lagoon);transform:rotate(45deg);transition:transform .2s;margin-right:6px;margin-top:-6px}
.faq details[open] summary::after{transform:rotate(-135deg);margin-top:6px}
.faq details p{padding-bottom:22px;color:var(--muted);max-width:64ch}

/* 19. Final call */
.final{text-align:center;overflow:hidden}
.final-in{display:flex;flex-direction:column;align-items:center;gap:22px}
.final h2{font-size:clamp(2.2rem,5vw,3.5rem);line-height:1.08;max-width:18ch}
.final .lede{max-width:40ch}
.final .stack{display:flex;flex-direction:column;gap:12px;align-items:center}
.lineup{display:flex;justify-content:center;align-items:flex-end;margin-top:28px;width:100%}
.lineup img{height:clamp(96px,13vw,180px);width:auto;margin-inline:-1.2%;filter:drop-shadow(0 8px 10px rgba(0,0,0,.35))}
.lineup img:nth-child(odd){height:clamp(88px,12vw,164px)}
@media (max-width:520px){.lineup{flex-wrap:wrap;row-gap:10px;gap:6px}.lineup img,.lineup img:nth-child(odd){height:92px;margin-inline:0}}

/* 20. Footer */
.foot{background:var(--ink-deep);color:var(--on-dark);padding-block:44px;border-top:1px solid var(--dark-line)}
.foot-in{display:flex;flex-direction:column;gap:22px}
.foot-top{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px 24px}
.foot ul{display:flex;flex-wrap:wrap;gap:4px 8px}
.foot ul a{color:var(--on-dark);display:inline-flex;min-height:44px;align-items:center;padding:0 10px;text-decoration:none;font-weight:600}
.foot ul a:hover{text-decoration:underline}
.foot small{color:var(--on-dark-muted);font-size:1rem;max-width:80ch;display:block}
.foot small a{color:var(--on-dark)}
.foot .copy{display:block;margin-top:4px}

/* 21. Sticky phone action bar (shown by landing.js once the hero scrolls away) */
.sticky-cta{position:fixed;left:0;right:0;bottom:0;z-index:30;display:none;align-items:center;justify-content:space-between;gap:12px;padding:10px max(16px,env(safe-area-inset-left,0px)) calc(10px + env(safe-area-inset-bottom,0px)) max(16px,env(safe-area-inset-right,0px));background:var(--surface);color:var(--ink);border-top:1px solid var(--line);box-shadow:0 -10px 30px -16px rgba(23,50,77,.4);transform:translateY(110%);transition:transform .25s ease}
.sticky-cta.show{transform:none}
.sticky-cta p{font-weight:700;font-size:1rem;line-height:1.25}
.sticky-cta small{display:block;font-weight:600;color:var(--muted);font-size:.875rem}
.sticky-cta .btn{min-height:48px;padding:10px 20px;font-size:1.0625rem}
@media (max-width:760px){.sticky-cta{display:flex}body.has-sticky{padding-bottom:84px}}

/* 22. Reveal on scroll (landing.js adds .in; nothing is hidden without JS or when motion is reduced) */
.js .reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.js .reveal.in{opacity:1;transform:none}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none!important;transition:none!important}
  .btn:hover,.tutor:hover .pic,.subj-card:hover{transform:none}
  .js .reveal{opacity:1;transform:none}
}