/* ═══════════════════════════════════════════════════════════════
   Interactive Maths 4–7 — brand site
   Palette lifted from the app itself: batik indigo, pandan, kuih
   pink, market gold, rambutan red, on warm rice paper.
   ═══════════════════════════════════════════════════════════════ */

:root{
  /* ground */
  --paper:#FFF6E8;
  --paper-2:#FBEBD3;
  --ink:#151F46;          /* batik deep — the dominant colour */
  --ink-2:#2A3663;
  --ink-soft:#5A6285;

  /* accents */
  --pandan:#2E7D4F;
  --pandan-lt:#ECF8D6;
  --gold:#E8A21C;
  --gold-deep:#B87514;
  --rambutan:#D9453C;
  --kuih:#D8608C;
  --teal:#1F7A6B;
  --mangosteen:#6B2D5C;
  --copper:#B0552E;

  --line:#151F461A;
  --shadow-hard:6px 6px 0 var(--ink);
  --shadow-soft:0 18px 40px -22px rgba(21,31,70,.55);

  --r-lg:28px;
  --r-md:18px;
  --r-sm:12px;

  --ff-display:"Baloo 2", "Trebuchet MS", sans-serif;
  --ff-body:"Lexend", "Segoe UI", sans-serif;
  --ff-hand:"Caveat", "Comic Sans MS", cursive;

  --wrap:1180px;
  --sheet:var(--paper); /* consumed by the SVG motif cut-outs */
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--ff-body);
  font-weight:350;
  color:var(--ink);
  background:var(--paper);
  line-height:1.62;
  overflow-x:hidden;
  /* batik ground: two soft washes over a dotted grid */
  background-image:
    radial-gradient(circle at 1px 1px, rgba(21,31,70,.055) 1px, transparent 0),
    radial-gradient(900px 620px at 88% -8%, rgba(216,96,140,.16), transparent 62%),
    radial-gradient(760px 560px at -6% 12%, rgba(46,125,79,.16), transparent 60%);
  background-size:22px 22px, auto, auto;
}
img,svg{max-width:100%}
h1,h2,h3,h4{font-family:var(--ff-display);font-weight:800;line-height:1.06;letter-spacing:-.01em;margin:0}
p{margin:0}
a{color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
button,input{font:inherit;color:inherit}
.wrap{width:min(100% - 2.5rem, var(--wrap));margin-inline:auto}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.skip{position:absolute;left:-999px;top:0;z-index:99;background:var(--ink);color:var(--paper);padding:.7rem 1.1rem;border-radius:0 0 12px 0}
.skip:focus{left:0}
:focus-visible{outline:3px solid var(--gold);outline-offset:3px;border-radius:6px}

/* ── reveal on scroll ───────────────────────────────────────── */
.rv{opacity:0;transform:translateY(22px);transition:opacity .7s cubic-bezier(.2,.7,.3,1) var(--d,0ms),transform .7s cubic-bezier(.2,.7,.3,1) var(--d,0ms)}
.rv.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .rv{opacity:1;transform:none;transition:none}
  *{animation:none!important;scroll-behavior:auto}
}

/* ═══ NAV ═══ */
.nav{position:sticky;top:0;z-index:50;backdrop-filter:blur(12px);
  background:linear-gradient(180deg,rgba(255,246,232,.96),rgba(255,246,232,.82));
  border-bottom:2px solid transparent;transition:border-color .3s, box-shadow .3s}
.nav.stuck{border-bottom-color:var(--ink);box-shadow:0 10px 30px -24px rgba(21,31,70,.9)}
.nav__in{display:flex;align-items:center;gap:1.2rem;padding:.75rem 0;min-height:70px}
.brand{display:flex;align-items:center;gap:.6rem;text-decoration:none;margin-right:auto}
.brand__mark{display:grid;place-items:center;width:42px;height:42px;border-radius:14px;
  background:var(--ink);color:var(--gold);box-shadow:3px 3px 0 var(--rambutan);
  transition:transform .35s cubic-bezier(.2,1.6,.4,1)}
.brand__mark svg{width:26px;height:26px}
.brand:hover .brand__mark{transform:rotate(-8deg) scale(1.06)}
.brand__txt{display:flex;flex-direction:column;line-height:1}
.brand__txt b{font-family:var(--ff-display);font-size:1.02rem;letter-spacing:-.01em}
.brand__txt i{font-style:normal;font-family:var(--ff-hand);font-size:1rem;color:var(--rambutan)}
.nav__links{display:flex;gap:.25rem}
.nav__links a{position:relative;padding:.45rem .7rem;border-radius:10px;text-decoration:none;font-size:.92rem;color:var(--ink-2);transition:color .2s,background .2s}
.nav__links a::after{content:"";position:absolute;left:.7rem;right:.7rem;bottom:.3rem;height:2px;background:var(--rambutan);transform:scaleX(0);transform-origin:left;transition:transform .28s cubic-bezier(.2,.7,.3,1)}
.nav__links a:hover{color:var(--ink)}
.nav__links a:hover::after{transform:scaleX(1)}
.nav__act{display:flex;align-items:center;gap:.6rem}
.langsw{display:flex;border:2px solid var(--ink);border-radius:999px;overflow:hidden;background:var(--paper)}
.langsw button{border:0;background:transparent;padding:.25rem .62rem;font-size:.76rem;font-weight:600;letter-spacing:.06em;cursor:pointer;transition:background .2s,color .2s}
.langsw button.is-on{background:var(--ink);color:var(--paper)}
.langsw button:not(.is-on):hover{background:var(--paper-2)}
.burger{display:none;border:2px solid var(--ink);background:var(--paper);border-radius:12px;width:44px;height:40px;cursor:pointer;position:relative}
.burger span,.burger span::before,.burger span::after{position:absolute;left:50%;translate:-50% 0;width:20px;height:2.4px;background:var(--ink);border-radius:2px;content:"";transition:.3s}
.burger span{top:50%;margin-top:-1.2px}
.burger span::before{top:-6px;left:0;translate:0 0}
.burger span::after{top:6px;left:0;translate:0 0}
.burger[aria-expanded="true"] span{background:transparent}
.burger[aria-expanded="true"] span::before{top:0;rotate:45deg}
.burger[aria-expanded="true"] span::after{top:0;rotate:-45deg}

/* ═══ BUTTONS ═══ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.6rem;
  padding:.82rem 1.4rem;border:2.5px solid var(--ink);border-radius:999px;
  background:var(--gold);color:var(--ink);font-family:var(--ff-display);font-weight:700;font-size:1rem;
  text-decoration:none;cursor:pointer;box-shadow:4px 4px 0 var(--ink);
  transition:transform .18s cubic-bezier(.2,1.5,.4,1),box-shadow .18s,background .2s}
.btn:hover{transform:translate(-2px,-2px);box-shadow:6px 6px 0 var(--ink);background:#F5B430}
.btn:active{transform:translate(3px,3px);box-shadow:1px 1px 0 var(--ink)}
.btn--sm{padding:.5rem 1rem;font-size:.9rem;box-shadow:3px 3px 0 var(--ink)}
.btn--ghost{background:transparent;box-shadow:4px 4px 0 var(--ink)}
.btn--ghost:hover{background:var(--paper-2)}
.btn--wide{width:100%}
.btn--play{background:var(--ink);color:var(--paper);border-color:var(--ink);box-shadow:4px 4px 0 var(--rambutan);text-align:left}
.btn--play:hover{background:var(--ink-2);box-shadow:6px 6px 0 var(--rambutan)}
.btn--play svg{width:24px;height:24px;color:var(--gold);flex:none}
.btn--play small{display:block;font-family:var(--ff-body);font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;opacity:.75;line-height:1.4}
.btn--play b{display:block;font-size:1.05rem;line-height:1.1}

/* ═══ HERO ═══ */
.hero{position:relative;padding:clamp(2.5rem,6vw,5rem) 0 0;overflow:hidden}
.hero__sky{position:absolute;inset:-20% -20% auto;height:110%;opacity:.7;
  background:
    radial-gradient(620px 460px at 76% 16%, rgba(232,162,28,.30), transparent 66%),
    radial-gradient(560px 430px at 96% 46%, rgba(216,96,140,.24), transparent 64%),
    radial-gradient(600px 470px at 8% 30%, rgba(46,125,79,.22), transparent 66%)}
.hero__in{position:relative;display:grid;grid-template-columns:1.08fr .92fr;gap:clamp(1.5rem,4vw,3.5rem);align-items:center;padding-bottom:3.5rem}
.eyebrow{display:inline-flex;align-items:center;gap:.55rem;font-size:.78rem;letter-spacing:.16em;text-transform:uppercase;font-weight:500;
  background:var(--paper);border:2px solid var(--ink);border-radius:999px;padding:.34rem .9rem;box-shadow:3px 3px 0 var(--pandan)}
.dot{width:8px;height:8px;border-radius:50%;background:var(--rambutan);animation:blip 1.8s ease-in-out infinite}
@keyframes blip{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.35;transform:scale(.7)}}
h1{margin:1.1rem 0 1.2rem;font-size:clamp(2.6rem,6.4vw,4.5rem);letter-spacing:-.025em}
h1 .ln{display:block}
h1 .ln--ink{color:var(--ink-2)}
h1 em{font-style:normal;color:var(--rambutan);position:relative}
.squiggle{display:block;width:min(320px,60%);margin-top:-.35em;color:var(--gold);
  stroke-dasharray:260;stroke-dashoffset:260;animation:draw 1.1s .7s cubic-bezier(.4,0,.2,1) forwards}
@keyframes draw{to{stroke-dashoffset:0}}
.lede{font-size:clamp(1rem,1.25vw,1.12rem);color:var(--ink-soft);max-width:56ch}
.hero__cta{display:flex;flex-wrap:wrap;gap:.85rem;margin:1.8rem 0 1.4rem}
.hero__trust{display:flex;flex-wrap:wrap;gap:.4rem 1.4rem;font-size:.86rem;color:var(--ink-2)}
.hero__trust li{display:flex;align-items:center;gap:.45rem}
.hero__trust li::before{content:"";width:16px;height:16px;border-radius:50%;background:var(--pandan-lt);border:2px solid var(--pandan);flex:none}

/* phone */
.hero__stage{position:relative;display:grid;place-items:center;min-height:520px}
.phone{will-change:transform;width:min(300px,78%);aspect-ratio:9/18.5;border:3px solid var(--ink);border-radius:40px;
  background:var(--ink);padding:10px;box-shadow:14px 16px 0 rgba(21,31,70,.16),var(--shadow-soft);
  animation:float 7s ease-in-out infinite}
@keyframes float{0%,100%{transform:translateY(0) rotate(-1.5deg)}50%{transform:translateY(-14px) rotate(1deg)}}
.phone__screen{height:100%;border-radius:31px;background:linear-gradient(170deg,var(--pandan-lt),var(--paper));
  padding:1rem .9rem;display:flex;flex-direction:column;gap:.7rem;overflow:hidden}
.scr__top{display:flex;align-items:center;gap:.5rem}
.scr__world{display:grid;place-items:center;width:32px;height:32px;border-radius:11px;background:var(--pandan);color:var(--paper);flex:none;--sheet:#2E7D4F}
.scr__world svg{width:20px;height:20px}
.scr__title{font-family:var(--ff-display);font-weight:700;font-size:.9rem;flex:1}
.scr__pill{font-size:.62rem;letter-spacing:.1em;text-transform:uppercase;background:var(--ink);color:var(--paper);padding:.18rem .5rem;border-radius:999px}
.scr__ask{font-family:var(--ff-display);font-weight:700;font-size:1.15rem;text-align:center;margin-top:.2rem}
.frame{display:grid;grid-template-columns:repeat(5,1fr);gap:5px;background:var(--paper);border:2.5px solid var(--ink);border-radius:14px;padding:7px}
.cell{aspect-ratio:1;border-radius:8px;background:#151F460D;display:grid;place-items:center}
.cell i{width:64%;height:64%;border-radius:50%;background:var(--pandan);transform:scale(0);opacity:0}
.cell.on i{animation:pop .38s cubic-bezier(.2,1.7,.4,1) forwards;animation-delay:var(--i)}
@keyframes pop{to{transform:scale(1);opacity:1}}
.scr__opts{display:flex;gap:.45rem;margin-top:auto}
.opt{flex:1;padding:.55rem 0;border:2.5px solid var(--ink);border-radius:14px;background:var(--paper);
  font-family:var(--ff-display);font-weight:700;font-size:1.05rem;box-shadow:3px 3px 0 var(--ink)}
.opt--right{background:var(--pandan);color:var(--paper);animation:nudge 3.4s ease-in-out 2.2s infinite}
@keyframes nudge{0%,88%,100%{transform:none}92%{transform:translateY(-5px)}96%{transform:translateY(0)}}
.scr__foot{display:flex;align-items:center;gap:.5rem}
.scr__guide{font-family:var(--ff-hand);font-size:1.05rem;color:var(--copper)}
.scr__bar{flex:1;height:9px;border-radius:999px;background:#151F4614;overflow:hidden}
.scr__bar i{display:block;height:100%;width:0;border-radius:999px;background:linear-gradient(90deg,var(--gold),var(--rambutan));animation:fill 2.6s 1s cubic-bezier(.3,.8,.3,1) forwards}
@keyframes fill{to{width:68%}}

.orbit{position:absolute;display:grid;place-items:center;width:64px;height:64px;border-radius:20px;
  border:2.5px solid var(--ink);box-shadow:4px 4px 0 var(--ink);animation:bob 6s ease-in-out infinite}
.orbit svg{width:34px;height:34px}
.orbit--1{top:6%;left:2%;background:var(--kuih);color:#fff;--sheet:#D8608C;animation-delay:.2s}
.orbit--2{top:38%;right:-2%;background:#DCE2F7;color:#3B4C9E;--sheet:#DCE2F7;animation-delay:1.4s}
.orbit--3{bottom:12%;left:-1%;background:#EFDCC6;color:#6E4327;--sheet:#EFDCC6;animation-delay:2.6s}
@keyframes bob{0%,100%{transform:translateY(0) rotate(-4deg)}50%{transform:translateY(-16px) rotate(5deg)}}
.sticker{position:absolute;right:2%;bottom:8%;display:flex;align-items:center;gap:.5rem;
  background:var(--paper);border:2.5px solid var(--ink);border-radius:999px;padding:.45rem .9rem .45rem .55rem;
  box-shadow:5px 5px 0 var(--gold);rotate:-6deg;--sheet:#FFF6E8;color:var(--mangosteen);
  animation:bob 8s ease-in-out 1s infinite}
.sticker svg{width:26px;height:26px}
.sticker b{font-family:var(--ff-hand);font-size:1.15rem;color:var(--ink)}

/* ticker */
.ticker{border-block:2.5px solid var(--ink);background:var(--ink);color:var(--paper);overflow:hidden;padding:.55rem 0}
.ticker__row{will-change:transform;display:flex;gap:1.6rem;width:max-content;animation:slide 34s linear infinite;font-family:var(--ff-display);font-weight:600;letter-spacing:.02em}
.ticker__row i{color:var(--gold);font-style:normal}
@keyframes slide{to{transform:translateX(-50%)}}

/* ═══ SECTIONS ═══ */
.sec{padding:clamp(3.6rem,8vw,7rem) 0;position:relative;
  content-visibility:auto;contain-intrinsic-size:auto 720px}
.sechead{max-width:60ch;margin:0 auto clamp(2.2rem,4vw,3.4rem);text-align:center}
.sechead--left{text-align:left;margin-inline:0}
.kicker{font-family:var(--ff-hand);font-size:1.4rem;color:var(--rambutan);margin-bottom:.1rem}
.sechead h2{font-size:clamp(1.9rem,3.9vw,3rem)}
.sub{margin-top:.9rem;color:var(--ink-soft);font-size:1.03rem}
.sechead--light .kicker{color:var(--gold)}
.sechead--light h2,.sechead--light .sub{color:var(--paper)}
.sechead--light .sub{opacity:.78}

/* worlds */
.worlds{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.15rem}
.wcard{position:relative;background:var(--paper);border:2.5px solid var(--ink);border-radius:var(--r-lg);
  padding:1.5rem 1.4rem 1.3rem;box-shadow:var(--shadow-hard);overflow:hidden;
  transition:transform .25s cubic-bezier(.2,1.4,.4,1),box-shadow .25s,background .3s}
.wcard::before{content:"";position:absolute;inset:auto -30% -60% auto;width:220px;height:220px;border-radius:50%;
  background:var(--sheet);opacity:.55;transition:transform .5s cubic-bezier(.2,.8,.3,1)}
.wcard>*{position:relative}
.wcard:hover{transform:translate(-4px,-6px);box-shadow:10px 12px 0 var(--p)}
.wcard:hover::before{transform:scale(1.35) translate(-8%,-8%)}
.wcard__em{display:grid;place-items:center;width:60px;height:60px;border-radius:20px;background:var(--p);color:var(--paper);
  --sheet:var(--p);box-shadow:4px 4px 0 var(--ink);margin-bottom:1rem;transition:rotate .4s cubic-bezier(.2,1.6,.4,1)}
.wcard:hover .wcard__em{rotate:-10deg}
.wcard__em svg{width:34px;height:34px}
.wcard h3{font-size:1.32rem;color:var(--deep)}
.wcard p{margin-top:.5rem;color:var(--ink-soft);font-size:.95rem}
.wcard__cast{display:block;margin-top:1rem;padding-top:.8rem;border-top:2px dashed var(--line);
  font-family:var(--ff-hand);font-size:1.08rem;color:var(--deep)}

/* modes — the dark band */
.sec--modes{background:var(--ink);color:var(--paper);
  background-image:radial-gradient(circle at 1px 1px, rgba(255,246,232,.09) 1px, transparent 0),
    radial-gradient(700px 380px at 12% 0%, rgba(216,96,140,.3), transparent 65%),
    radial-gradient(700px 420px at 90% 100%, rgba(31,122,107,.35), transparent 62%);
  background-size:26px 26px, auto, auto}
.sec--modes::before,.sec--modes::after{content:"";position:absolute;left:0;right:0;height:22px;
  background:repeating-linear-gradient(90deg,var(--ink) 0 26px,transparent 26px 52px)}
.sec--modes::before{top:-1px;mask:linear-gradient(#000,transparent)}
.sec--modes::after{bottom:-1px;mask:linear-gradient(transparent,#000)}
.modes{display:grid;grid-template-columns:repeat(auto-fit,minmax(270px,1fr));gap:1.2rem;counter-reset:m}
.mode{position:relative;background:rgba(255,246,232,.055);border:2px solid rgba(255,246,232,.2);
  border-radius:var(--r-lg);padding:2.2rem 1.5rem 1.6rem;transition:border-color .3s,background .3s,transform .3s}
.mode:hover{background:rgba(255,246,232,.1);border-color:var(--gold);transform:translateY(-6px)}
.mode__n{position:absolute;top:-20px;left:1.3rem;font-family:var(--ff-display);font-weight:800;font-size:2.6rem;
  color:var(--gold);-webkit-text-stroke:2px var(--ink);text-stroke:2px var(--ink)}
.mode h3{font-size:1.45rem;color:var(--gold)}
.mode:nth-child(2) h3{color:var(--kuih)}
.mode:nth-child(2) .mode__n{color:var(--kuih)}
.mode:nth-child(3) h3{color:#7BD3A0}
.mode:nth-child(3) .mode__n{color:#7BD3A0}
.mode p{margin-top:.6rem;font-size:.96rem;opacity:.82}

/* ages */
.ages{max-width:900px;margin-inline:auto;background:var(--paper);border:2.5px solid var(--ink);
  border-radius:var(--r-lg);box-shadow:var(--shadow-hard);overflow:hidden}
.ages__tabs{display:grid;grid-template-columns:repeat(4,1fr);border-bottom:2.5px solid var(--ink);background:var(--paper-2)}
.ages__tabs button{border:0;border-right:2px solid var(--line);background:transparent;cursor:pointer;
  padding:1.1rem 0;font-family:var(--ff-display);font-weight:800;font-size:1.8rem;position:relative;transition:background .25s,color .25s}
.ages__tabs button:last-child{border-right:0}
.ages__tabs button::after{content:"";position:absolute;inset:auto 0 0;height:5px;background:var(--rambutan);transform:scaleY(0);transform-origin:bottom;transition:transform .25s}
.ages__tabs button:hover{background:#151F460A}
.ages__tabs button.is-on{background:var(--ink);color:var(--gold)}
.ages__tabs button.is-on::after{transform:scaleY(1)}
.ages__panels{padding:clamp(1.5rem,3vw,2.4rem)}
.agep{animation:fadeUp .45s cubic-bezier(.2,.7,.3,1)}
@keyframes fadeUp{from{opacity:0;transform:translateY(12px)}}
.agep h3{font-size:1.5rem;color:var(--pandan)}
.agep p{margin-top:.65rem;color:var(--ink-soft)}
.agep ul{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:1.2rem}
.agep li{background:var(--pandan-lt);border:2px solid var(--pandan);color:#1B5432;
  border-radius:999px;padding:.28rem .85rem;font-size:.85rem;font-weight:500}
.note{max-width:70ch;margin:1.8rem auto 0;text-align:center;font-size:.83rem;color:var(--ink-soft);opacity:.9}

/* parents */
.sec--parents{background:linear-gradient(180deg,transparent,var(--paper-2) 40%,transparent)}
.parents{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(1.4rem,4vw,3rem);align-items:start}
.plist{margin-top:1.8rem;display:grid;gap:1rem}
.plist li{background:var(--paper);border:2.5px solid var(--ink);border-radius:var(--r-md);padding:1rem 1.15rem;
  box-shadow:4px 4px 0 var(--ink);transition:transform .22s,box-shadow .22s}
.plist li:hover{transform:translate(-3px,-3px);box-shadow:7px 7px 0 var(--teal)}
.plist b{display:block;font-family:var(--ff-display);font-size:1.08rem}
.plist span{font-size:.93rem;color:var(--ink-soft)}
.privacy{position:sticky;top:96px;background:var(--ink);color:var(--paper);border-radius:var(--r-lg);
  padding:1.8rem 1.6rem;box-shadow:8px 8px 0 var(--rambutan);border:2.5px solid var(--ink)}
.privacy h3{font-size:1.35rem;color:var(--gold)}
.nots{margin-top:1.1rem;display:grid;gap:.55rem}
.nots li{display:flex;align-items:center;gap:.6rem;font-size:.95rem;opacity:.9}
.nots li::before{content:"";width:20px;height:20px;flex:none;border-radius:7px;border:2px solid var(--rambutan);
  background:linear-gradient(45deg,transparent 44%,var(--rambutan) 44% 56%,transparent 56%),
             linear-gradient(-45deg,transparent 44%,var(--rambutan) 44% 56%,transparent 56%)}
.privacy__foot{margin-top:1.3rem;padding-top:1.1rem;border-top:2px dashed rgba(255,246,232,.28);font-size:.87rem;opacity:.75}

/* plans */
.sec--plans{background:var(--ink);color:var(--paper);
  background-image:radial-gradient(900px 500px at 50% -10%, rgba(232,162,28,.24), transparent 60%)}
.plans{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.4rem;max-width:900px;margin-inline:auto}
.plan{position:relative;background:var(--paper);color:var(--ink);border:2.5px solid var(--ink);
  border-radius:var(--r-lg);padding:1.9rem 1.6rem;box-shadow:6px 6px 0 rgba(255,246,232,.35);
  display:flex;flex-direction:column;transition:transform .25s,box-shadow .25s}
.plan:hover{transform:translateY(-6px)}
.plan--pro{background:linear-gradient(165deg,#FFF6E8,#FBE3C4);box-shadow:8px 8px 0 var(--gold)}
.plan--pro:hover{box-shadow:12px 12px 0 var(--gold)}
.plan__flag{position:absolute;top:-15px;right:1.3rem;background:var(--rambutan);color:#fff;
  border:2.5px solid var(--ink);border-radius:999px;padding:.2rem .8rem;font-size:.75rem;font-weight:600;letter-spacing:.04em}
.plan h3{font-size:1.6rem}
.plan__price{display:flex;align-items:baseline;gap:.5rem;margin:.4rem 0 1.2rem}
.plan__price span{font-family:var(--ff-display);font-weight:800;font-size:2.1rem;color:var(--pandan)}
.plan--pro .plan__price span{color:var(--gold-deep)}
.plan__price i{font-style:normal;font-size:.9rem;color:var(--ink-soft)}
.plan ul{display:grid;gap:.6rem;margin-bottom:1.5rem}
.plan li{display:flex;gap:.6rem;font-size:.95rem}
.plan li::before{content:"✦";color:var(--rambutan);font-size:.9rem;line-height:1.7}
.plan .btn{margin-top:auto}
.plan__fine{margin-top:.9rem;font-size:.79rem;color:var(--ink-soft);line-height:1.5}

/* faq */
.faq{display:grid;grid-template-columns:.85fr 1.15fr;gap:clamp(1.4rem,4vw,3rem);align-items:start}
.faq .sechead{position:sticky;top:100px}
.faq__list{display:grid;gap:.8rem}
details{background:var(--paper);border:2.5px solid var(--ink);border-radius:var(--r-md);
  box-shadow:4px 4px 0 var(--ink);overflow:hidden;transition:box-shadow .25s}
details[open]{box-shadow:6px 6px 0 var(--kuih)}
summary{cursor:pointer;list-style:none;padding:1.05rem 3rem 1.05rem 1.2rem;position:relative;
  font-family:var(--ff-display);font-weight:700;font-size:1.06rem}
summary::-webkit-details-marker{display:none}
summary::after{content:"";position:absolute;right:1.2rem;top:50%;width:12px;height:12px;
  border-right:3px solid var(--ink);border-bottom:3px solid var(--ink);translate:0 -70%;rotate:45deg;transition:rotate .3s,translate .3s}
details[open] summary::after{rotate:225deg;translate:0 -20%}
summary:hover{background:var(--paper-2)}
details p{padding:0 1.2rem 1.2rem;color:var(--ink-soft);font-size:.96rem}

/* get */
.sec--get{text-align:center;overflow:hidden}
.get{position:relative;background:var(--paper);border:3px solid var(--ink);border-radius:36px;
  padding:clamp(2.4rem,6vw,4rem) 1.6rem;box-shadow:10px 12px 0 var(--pandan)}
.get__glow{position:absolute;inset:0;border-radius:33px;overflow:hidden;
  background:radial-gradient(500px 260px at 20% 0%, rgba(232,162,28,.28), transparent 60%),
             radial-gradient(520px 280px at 85% 100%, rgba(216,96,140,.26), transparent 62%)}
.get>*{position:relative}
.get h2{font-size:clamp(1.9rem,4.2vw,3rem);max-width:22ch;margin-inline:auto}
.get>p{margin:1rem auto 0;max-width:52ch;color:var(--ink-soft)}
.signup{display:flex;flex-wrap:wrap;gap:.7rem;justify-content:center;margin-top:1.8rem}
.signup input{padding:.82rem 1.15rem;border:2.5px solid var(--ink);border-radius:999px;background:var(--paper);
  min-width:min(320px,100%);box-shadow:4px 4px 0 var(--ink);transition:box-shadow .2s,transform .2s}
.signup input:focus{outline:none;box-shadow:4px 4px 0 var(--rambutan);transform:translateY(-1px)}
.signup__msg{flex-basis:100%;min-height:1.4rem;font-size:.9rem;font-weight:500;color:var(--pandan)}
.signup__msg.err{color:var(--rambutan)}
.get__fine{margin-top:.4rem;font-size:.82rem;color:var(--ink-soft)}

/* ═══ FOOTER ═══ */
.foot{background:var(--ink);color:var(--paper);padding-top:clamp(2.6rem,5vw,4rem);
  background-image:radial-gradient(circle at 1px 1px, rgba(255,246,232,.07) 1px, transparent 0);background-size:24px 24px}
.foot__in{display:grid;grid-template-columns:1.1fr 1.9fr;gap:clamp(1.6rem,4vw,3rem);padding-bottom:2.5rem}
.foot__brand .brand__mark{box-shadow:3px 3px 0 var(--gold);margin-bottom:.9rem}
.brand__mark--sm{width:46px;height:46px}
.foot__line{font-size:.95rem;opacity:.8;max-width:38ch}
.foot__made{margin-top:.9rem;font-family:var(--ff-hand);font-size:1.2rem;color:var(--gold)}
.foot__cols{display:grid;grid-template-columns:repeat(4,1fr);gap:1.4rem}
.foot__cols h4{font-size:.78rem;letter-spacing:.16em;text-transform:uppercase;color:var(--gold);margin-bottom:.85rem;font-family:var(--ff-body);font-weight:600}
.foot__cols a{display:block;text-decoration:none;font-size:.92rem;opacity:.78;padding:.22rem 0;transition:opacity .2s,transform .2s,color .2s}
.foot__cols a:hover{opacity:1;color:var(--gold);transform:translateX(4px)}
.social{display:flex;gap:.5rem}
.social a{display:grid;place-items:center;width:38px;height:38px;border-radius:12px;
  border:2px solid rgba(255,246,232,.28);opacity:1;transition:.25s}
.social a svg{width:20px;height:20px}
.social a:hover{background:var(--gold);color:var(--ink);border-color:var(--gold);transform:translateY(-3px)}
.foot__handle{margin-top:.7rem;font-family:var(--ff-hand);font-size:1.15rem;opacity:.75}
.foot__base{display:flex;flex-wrap:wrap;justify-content:space-between;gap:.6rem;
  border-top:2px solid rgba(255,246,232,.16);padding:1.1rem 0 1.6rem;font-size:.8rem;opacity:.62}
.foot__dis{max-width:58ch}

/* ═══ RESPONSIVE ═══ */
@media (max-width:1000px){
  .hero__in{grid-template-columns:1fr;text-align:left}
  .hero__stage{min-height:440px;margin-top:1rem}
  .parents,.faq{grid-template-columns:1fr}
  .privacy,.faq .sechead{position:static}
  .foot__in{grid-template-columns:1fr}
  .foot__cols{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:820px){
  .nav__links{position:fixed;inset:70px 0 auto;flex-direction:column;gap:0;padding:1rem 1.25rem 1.5rem;
    background:var(--paper);border-bottom:2.5px solid var(--ink);
    transform:translateY(-130%);transition:transform .35s cubic-bezier(.2,.8,.3,1);box-shadow:var(--shadow-soft)}
  .nav__links.open{transform:none}
  .nav__links a{padding:.75rem .2rem;font-size:1.05rem;font-family:var(--ff-display);font-weight:600;border-bottom:1.5px dashed var(--line)}
  .burger{display:block}
  .nav__act .btn--sm{display:none}
}
@media (max-width:560px){
  :root{--r-lg:22px}
  h1{font-size:clamp(2.2rem,10vw,3rem)}
  .hero__stage{min-height:400px}
  .phone{width:min(260px,86%)}
  .orbit{width:52px;height:52px}
  .orbit svg{width:28px;height:28px}
  .sticker{right:-2%;padding:.35rem .7rem .35rem .45rem}
  .ages__tabs button{font-size:1.4rem;padding:.85rem 0}
  .foot__cols{grid-template-columns:1fr}
  .signup input{min-width:100%}
  .btn{width:100%}
  .hero__cta{gap:.7rem}
}

/* ── runtime cost control ───────────────────────────────────────
   Ambient loops are suspended whenever their section is off screen,
   so an idle tab and a scrolled-past hero cost no frames at all. */
.paused,.paused *{animation-play-state:paused!important}