:root{
  --ink:#2E2B45;--ink2:#3F3C57;--muted:#5B5873;--line:#EEEAF3;--bg:#FFFFFF;--soft:#FAF9FC;
  --teal:#2AC4CB;--teal-d:#0B7478;--teal-t:#E3F7F8;
  --lilac:#A96CB3;--pur:#7A3E98;--pur-d:#5C2C74;--lilac-t:#F3ECFA;--lilac-b:#D9C6F4;
  --pink:#FC7CAD;--pink-d:#B8336A;--pink-t:#FDEAF2;
  --lime:#BADA67;--lime-d:#4A6B12;--lime-t:#F1F8E3;
  --yel:#F6C543;--yel-d:#8A6100;--yel-t:#FEF6DD;
  --red:#B42318;--red-t:#FEECEB;
  --r:24px;--r-lg:36px;--shadow:0 12px 32px rgba(46,43,69,.08);
  --disp:'Fredoka',ui-rounded,'Nunito',system-ui,sans-serif;
  --body:'Nunito',ui-rounded,system-ui,-apple-system,'Segoe UI',sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--body);color:var(--ink);background:var(--bg);font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--pur)}a:hover{color:var(--pur-d)}
:focus-visible{outline:3px solid var(--teal);outline-offset:2px;border-radius:8px}
h1,h2,h3,h4{font-family:var(--disp);font-weight:600;line-height:1.12;margin:0;letter-spacing:-.2px}
p{margin:0}
.wrap{max-width:1200px;margin:0 auto;padding:0 24px}
.narrow{max-width:820px}
.muted{color:var(--muted)}
.small{font-size:14px}
.eyebrow{font-weight:800;font-size:14px;letter-spacing:1px;text-transform:uppercase}
.t-teal{color:var(--teal-d)}.t-pur{color:var(--pur)}.t-pink{color:var(--pink-d)}.t-lime{color:var(--lime-d)}.t-yel{color:var(--yel-d)}
.stack{display:flex;flex-direction:column}
.row{display:flex;flex-wrap:wrap;align-items:center}
.g4{gap:4px}.g8{gap:8px}.g12{gap:12px}.g16{gap:16px}.g20{gap:20px}.g24{gap:24px}.g32{gap:32px}.g48{gap:48px}
.between{justify-content:space-between}
.grid{display:grid;gap:20px;grid-template-columns:repeat(auto-fill,minmax(min(100%,300px),1fr))}
.grid-sm{display:grid;gap:14px;grid-template-columns:repeat(auto-fill,minmax(min(100%,220px),1fr))}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.hide{display:none!important}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:0 24px;border-radius:999px;border:2px solid transparent;font:800 16px var(--body);text-decoration:none;cursor:pointer;transition:transform .12s,background .12s,box-shadow .12s;white-space:nowrap;color:inherit;background:none}
.btn:active{transform:scale(.98)}
.btn-pri{background:var(--pur);color:#fff}.btn-pri:hover{background:var(--pur-d);color:#fff}
.btn-teal{background:var(--teal-d);color:#fff}.btn-teal:hover{background:#085d61;color:#fff}
.btn-sec{border-color:var(--lilac-b);color:var(--pur-d);background:#fff}.btn-sec:hover{background:var(--lilac-t);color:var(--pur-d)}
.btn-soft{background:var(--teal-t);color:var(--teal-d)}.btn-soft:hover{background:#cff0f2;color:var(--teal-d)}
.btn-ghost{color:var(--ink);padding:0 14px}.btn-ghost:hover{background:var(--soft);color:var(--ink)}
.btn-danger{background:var(--red);color:#fff}.btn-danger:hover{background:#8f1c13;color:#fff}
.btn-lg{min-height:58px;padding:0 30px;font-size:18px}
.btn-sm{min-height:40px;padding:0 16px;font-size:14px}
.btn[disabled]{opacity:.5;cursor:not-allowed}
.icon-btn{width:44px;height:44px;border-radius:50%;border:1px solid var(--line);background:#fff;display:inline-flex;align-items:center;justify-content:center;cursor:pointer;color:var(--ink);padding:0}
.icon-btn:hover{background:var(--soft)}

/* Chips & tags */
.chip{display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border-radius:999px;font-weight:800;font-size:14px;line-height:1.4;border:0}
button.chip{cursor:pointer;min-height:40px;font-family:var(--body)}
.tone-teal{background:var(--teal-t);color:var(--teal-d)}
.tone-lilac{background:var(--lilac-t);color:#6B3488}
.tone-pink{background:var(--pink-t);color:var(--pink-d)}
.tone-lime{background:var(--lime-t);color:var(--lime-d)}
.tone-yellow{background:var(--yel-t);color:var(--yel-d)}
.tone-slate{background:#F1F0F5;color:var(--muted)}
.tone-red{background:var(--red-t);color:var(--red)}
.tone-ink{background:var(--ink);color:#fff}
.chip.on{background:var(--ink);color:#fff}

/* Cards */
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:24px}
.card-soft{border:0}
.card.tone-teal{background:var(--teal-t)}.card.tone-lilac{background:var(--lilac-t)}.card.tone-pink{background:var(--pink-t)}.card.tone-lime{background:var(--lime-t)}.card.tone-yellow{background:var(--yel-t)}.card.tone-slate{background:#F4F3F8}
.stack>.chip{align-self:flex-start}
.card h3{font-size:22px}
.card-link{text-decoration:none;color:inherit;display:flex;flex-direction:column;gap:12px;transition:transform .15s,box-shadow .15s}
.card-link:hover{transform:translateY(-2px);box-shadow:var(--shadow);color:inherit}
.bg-soft{background:var(--soft)}.bg-lilac{background:#FAF7FD}.bg-teal{background:#F6FBFB}

/* Header */
.hdr{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.94);backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--line)}
.hdr-in{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:76px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none}
.brand .mk{width:46px;height:46px}
.brand .wm{height:34px;width:auto}
.nav{display:flex;gap:4px;align-items:center}
.nav a{color:var(--ink);text-decoration:none;font-weight:700;padding:10px 14px;border-radius:999px}
.nav a:hover,.nav a.on{background:var(--lilac-t);color:var(--pur-d)}
.hdr-cta{display:flex;gap:10px;align-items:center}
.menu-btn{display:none}
@media (max-width:1020px){
  .nav{display:none}
  .menu-btn{display:inline-flex}
  .nav.open{display:flex;position:absolute;top:76px;left:0;right:0;flex-direction:column;align-items:stretch;background:#fff;padding:12px 24px 20px;border-bottom:1px solid var(--line);box-shadow:var(--shadow)}
  .hdr-cta .btn-sec{display:none}
}
@media (max-width:520px){.brand .wm{display:none}.hdr-cta .btn{padding:0 16px}}

/* Sections */
.sec{padding:88px 0}
.sec-sm{padding:56px 0}
.sec-head{display:flex;flex-direction:column;gap:14px;max-width:760px;margin-bottom:40px}
.h-xl{font-size:clamp(40px,6vw,66px);line-height:1.04}
.h-lg{font-size:clamp(32px,4.4vw,46px)}
.h-md{font-size:clamp(24px,3vw,30px)}
.lead{font-size:20px;color:var(--muted);line-height:1.6}
@media (max-width:640px){.sec{padding:64px 0}.lead{font-size:18px}}

/* Hero */
.hero{padding:64px 0 80px}
.hero-grid{display:flex;flex-wrap:wrap;gap:56px;align-items:center}
.hero-txt{flex:1 1 520px;min-width:0;display:flex;flex-direction:column;gap:26px}
.hero-art{flex:1 1 420px;min-width:0;position:relative;border-radius:40px;background:var(--lilac-t);min-height:600px;overflow:hidden;display:flex;align-items:center;justify-content:center}
.blob{position:absolute;border-radius:50%}
.float{position:absolute;background:#fff;border-radius:20px;padding:14px 18px;box-shadow:var(--shadow);display:flex;gap:12px;align-items:center;max-width:270px;text-decoration:none;color:var(--ink)}
.float:hover{color:var(--ink)}
.ic{width:44px;height:44px;flex:none;border-radius:50%;display:flex;align-items:center;justify-content:center}
.ic-lg{width:56px;height:56px;border-radius:18px}
.checks{display:flex;flex-wrap:wrap;gap:10px 22px;font-weight:700;color:var(--muted);font-size:15px}
.checks span{display:flex;align-items:center;gap:8px}

/* Article */
.art{padding:48px 0 80px}
.art-body{display:flex;flex-direction:column;gap:18px;font-size:18px;line-height:1.75}
.art-body h2{font-size:28px;margin-top:20px}
.art-body ul{margin:0;padding-left:22px;display:flex;flex-direction:column;gap:8px}
.art-body table{border-collapse:collapse;width:100%;max-width:520px;font-size:17px}
.art-body td,.art-body th{border-bottom:1px solid var(--line);padding:10px 12px;text-align:left}
.art-body th{font-weight:800;background:var(--soft)}
sup a{font-weight:800;text-decoration:none;font-size:12px;padding:0 2px;color:var(--pur)}
.key{border-radius:var(--r);background:var(--teal-t);padding:24px 26px}
.key ul{margin:10px 0 0;padding-left:20px;display:flex;flex-direction:column;gap:8px}
.refs{font-size:14.5px;line-height:1.6;color:var(--ink2)}
.refs ol{padding-left:22px;display:flex;flex-direction:column;gap:10px;margin:12px 0 0}
.refs a{word-break:break-all}
.alert{border-radius:20px;padding:16px 20px;display:flex;gap:12px;align-items:flex-start;font-weight:700;line-height:1.55}
.alert svg{flex:none;margin-top:3px}
.alert-warn{background:var(--yel-t);color:#6B4C00}
.alert-danger{background:var(--red-t);color:var(--red)}
.alert-info{background:var(--lilac-t);color:var(--pur-d)}
.alert-ok{background:var(--lime-t);color:var(--lime-d)}

/* Forms */
.field{display:flex;flex-direction:column;gap:6px}
.field>label,.lbl{font-weight:800;font-size:15px}
.hint{font-size:13.5px;color:var(--muted)}
input:not([type=checkbox]):not([type=radio]):not([type=range]):not([type=hidden]),select,textarea{width:100%;min-height:50px;border-radius:14px;border:1.5px solid #DDD8E8;background:#fff;padding:10px 14px;font:16px var(--body);color:var(--ink)}
textarea{min-height:96px;resize:vertical}
input:focus,select:focus,textarea:focus{border-color:var(--pur);outline:none;box-shadow:0 0 0 3px var(--lilac-t)}
.chk{display:flex;gap:10px;align-items:flex-start;font-size:15px}
.chk input{width:22px;height:22px;margin-top:2px;accent-color:var(--pur);flex:none}
.seg{display:flex;flex-wrap:wrap;gap:8px}
.seg button{flex:1 1 auto;min-height:46px;border-radius:14px;border:2px solid var(--line);background:#fff;font:800 15px var(--body);color:var(--ink);cursor:pointer;padding:0 14px}
.seg button.on{border-color:var(--pur);background:var(--lilac-t);color:var(--pur-d)}
.faces{display:flex;gap:10px;flex-wrap:wrap}
.faces button{width:58px;height:58px;border-radius:50%;border:3px solid transparent;cursor:pointer;display:flex;align-items:center;justify-content:center;padding:0}
.faces button.on{border-color:var(--pur)}
.stepper{display:flex;align-items:center;gap:12px}
.stepper button{width:44px;height:44px;border-radius:50%;border:0;background:var(--lilac-t);color:#6B3488;font:800 22px var(--body);cursor:pointer}
.stepper output{font-family:var(--disp);font-size:24px;min-width:28px;text-align:center}
input[type=range]{width:100%;accent-color:var(--pur);min-height:32px}

/* Footer */
.ftr{border-top:1px solid var(--line);padding:56px 0 36px;margin-top:40px}
.ftr a{color:var(--muted);text-decoration:none}.ftr a:hover{color:var(--pur)}

/* Portal layout */
.app{display:flex;min-height:calc(100vh - 77px);background:var(--soft)}
.side{width:260px;flex:none;border-right:1px solid var(--line);background:#fff;padding:24px 16px;display:flex;flex-direction:column;gap:4px}
.side a{display:flex;align-items:center;gap:12px;padding:12px 14px;border-radius:14px;color:var(--ink);text-decoration:none;font-weight:700}
.side a:hover{background:var(--soft);color:var(--ink)}
.side a.on{background:var(--lilac-t);color:var(--pur-d)}
.side .sep{height:1px;background:var(--line);margin:10px 4px}
.main{flex:1;min-width:0;padding:32px 32px 120px}
.main-in{max-width:1040px;margin:0 auto;display:flex;flex-direction:column;gap:24px}
.tabs{display:none}
@media (max-width:900px){
  .side{display:none}
  .main{padding:20px 16px 110px}
  .tabs{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:45;background:#fff;border-top:1px solid var(--line);justify-content:space-around;padding:8px 4px calc(8px + env(safe-area-inset-bottom))}
  .tabs a{display:flex;flex-direction:column;align-items:center;gap:2px;font-size:11.5px;font-weight:700;color:var(--muted);text-decoration:none;min-width:58px;min-height:48px;justify-content:center}
  .tabs a.on{color:var(--pur)}
}
.ph{display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between}
.ph h1{font-size:clamp(26px,3.4vw,34px)}
.kid-switch{display:flex;gap:8px;flex-wrap:wrap}
.kid-switch button{display:flex;align-items:center;gap:8px;border:2px solid var(--line);background:#fff;border-radius:999px;padding:4px 14px 4px 4px;font:800 15px var(--body);cursor:pointer;color:var(--ink);min-height:44px}
.kid-switch button.on{border-color:var(--pur);background:var(--lilac-t)}
.av{width:34px;height:34px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font:600 15px var(--disp);color:#fff;flex:none}
.stat{display:flex;flex-direction:column;gap:4px}
.stat b{font-family:var(--disp);font-weight:600;font-size:32px;line-height:1.1}
.stat span{font-size:14px;color:var(--muted);font-weight:700}
.list{display:flex;flex-direction:column}
.list>*{padding:14px 0;border-bottom:1px solid var(--line)}
.list>*:last-child{border-bottom:0}
.tbl-wrap{overflow-x:auto}
.tbl{border-collapse:collapse;width:100%;font-size:15px}
.tbl th,.tbl td{padding:10px 12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.tbl th{font-size:13px;text-transform:uppercase;letter-spacing:.5px;color:var(--muted)}
.chart{width:100%;height:auto;display:block}
.prog{height:10px;border-radius:999px;background:var(--line);overflow:hidden}
.prog>i{display:block;height:100%;border-radius:999px;background:var(--teal)}
.badge{display:inline-flex;align-items:center;justify-content:center;min-width:22px;height:22px;border-radius:999px;background:var(--pink);color:#3A0E22;font-size:12px;font-weight:800;padding:0 6px}

/* Timer */
.timer{width:min(320px,80vw);aspect-ratio:1;border-radius:50%;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;background:var(--teal-t);border:10px solid var(--teal);margin:0 auto;transition:background .3s,border-color .3s}
.timer b{font-family:var(--disp);font-weight:600;font-size:clamp(56px,14vw,84px);line-height:1;font-variant-numeric:tabular-nums}
.timer.warn{background:var(--yel-t);border-color:var(--yel)}
.timer.danger{background:var(--red-t);border-color:var(--red);animation:pulse 1.2s infinite}
@keyframes pulse{50%{box-shadow:0 0 0 18px rgba(180,35,24,.12)}}

/* Modal & toast */
.modal-bg{position:fixed;inset:0;background:rgba(46,43,69,.45);z-index:80;display:flex;align-items:center;justify-content:center;padding:20px}
.modal{background:#fff;border-radius:28px;max-width:560px;width:100%;max-height:90vh;overflow:auto;padding:28px;display:flex;flex-direction:column;gap:18px}
.toast{position:fixed;left:50%;bottom:96px;transform:translateX(-50%);background:var(--ink);color:#fff;padding:14px 22px;border-radius:999px;font-weight:700;z-index:90;box-shadow:var(--shadow);max-width:90vw;text-align:center}
.demo-bar{background:var(--yel-t);color:#6B4C00;font-size:14px;font-weight:700;text-align:center;padding:8px 16px}
@media print{
  .hdr,.side,.tabs,.ftr,.no-print,.demo-bar{display:none!important}
  .main{padding:0}.app{background:#fff}
  body{font-size:12pt}
  .card{break-inside:avoid;border-color:#ddd}
}

@media (max-width:640px){.hero-art{min-height:520px}.float{max-width:230px}.demo-bar{font-size:12.5px}}