:root{
  --ink:#0b2540; --aqua:#13a3c9; --aqua-2:#0d7fa3; --foam:#e8f6fb; --sky:#bfeaf6;
  --sun:#ffc94a; --coral:#ff7a6b; --leaf:#2f9e6e; --text:#1d2a36; --muted:#5b6b7a; --line:#dbe6ee;
  --card:#fff; --bg:#f3fafd; --radius:20px; --shadow:0 8px 24px rgba(11,37,64,.10);
  --head:"Baloo 2", "Trebuchet MS", system-ui, sans-serif; --body:"Inter", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  --nav-h:68px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body{font-family:var(--body);background:var(--bg);color:var(--text);line-height:1.55;font-size:16px;-webkit-font-smoothing:antialiased;padding-bottom:calc(var(--nav-h) + env(safe-area-inset-bottom))}
img{max-width:100%;display:block}
a{color:var(--aqua-2);text-decoration:none}
button{font:inherit;cursor:pointer}
h1,h2,h3{font-family:var(--head);color:var(--ink);line-height:1.1;font-weight:700}
h1{font-size:2rem}h2{font-size:1.5rem}h3{font-size:1.15rem}
p{color:var(--muted)}
.wrap{width:min(760px,100% - 32px);margin-inline:auto}
.hidden{display:none!important}

/* top bar */
.top{position:sticky;top:0;z-index:20;background:rgba(243,250,253,.92);backdrop-filter:blur(10px);padding:10px 0;padding-top:max(10px,env(safe-area-inset-top))}
.top .wrap{display:flex;align-items:center;justify-content:space-between;gap:10px}
.logo{display:flex;align-items:center;gap:10px;font-family:var(--head);font-weight:800;font-size:1.35rem;color:var(--ink)}
.logo img{width:40px;height:40px;border-radius:50%;box-shadow:0 3px 10px rgba(13,127,163,.3)}
.chip{display:inline-flex;align-items:center;gap:6px;background:#fff;border:1px solid var(--line);border-radius:999px;padding:7px 12px;font-size:.88rem;font-weight:600;color:var(--ink)}

/* bottom nav */
.tabs{position:fixed;left:0;right:0;bottom:0;z-index:30;background:#fff;border-top:1px solid var(--line);display:flex;justify-content:space-around;height:calc(var(--nav-h) + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom)}
.tabs a{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;color:var(--muted);font-size:.72rem;font-weight:600}
.tabs a svg{width:24px;height:24px}
.tabs a.on{color:var(--aqua-2)}
.tabs a.kids.on{color:#e0661f}
@media (min-width:900px){.tabs{max-width:560px;left:50%;transform:translateX(-50%);bottom:16px;border-radius:999px;border:1px solid var(--line);box-shadow:var(--shadow);height:var(--nav-h)}body{padding-bottom:110px}}

main{padding:8px 0 30px}
section{margin:22px 0}

/* cards */
.card{background:var(--card);border-radius:var(--radius);padding:20px;box-shadow:0 2px 0 rgba(11,37,64,.04);border:1px solid var(--line)}
.card+.card{margin-top:14px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media (max-width:420px){.grid2{grid-template-columns:1fr}}

/* hero */
.hello{display:grid;grid-template-columns:1fr 130px;align-items:center;gap:12px;background:linear-gradient(135deg,var(--aqua),var(--ink));border-radius:26px;padding:22px;color:#fff;overflow:hidden;position:relative}
.hello h1{color:#fff;font-size:1.9rem}
.hello p{color:rgba(255,255,255,.88);margin-top:6px}
.hello img{width:130px;height:130px;border-radius:50%;border:4px solid rgba(255,255,255,.35);object-fit:cover;animation:bob 3.4s ease-in-out infinite}
@keyframes bob{50%{transform:translateY(-6px) rotate(-2deg)}}

.tipday{display:flex;gap:14px;align-items:flex-start;background:#fff8e1;border:1px solid #ffe29a;border-radius:var(--radius);padding:18px}
.tipday .big{font-size:2rem;line-height:1}
.tipday b{display:block;font-family:var(--head);color:var(--ink);font-size:1.1rem}
.tipday p{color:var(--text);margin-top:4px}

.tiles{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.tile{border-radius:var(--radius);padding:18px;min-height:130px;display:flex;flex-direction:column;justify-content:flex-end;color:#fff;position:relative;overflow:hidden}
.tile b{font-family:var(--head);font-size:1.2rem;line-height:1.1}
.tile span{font-size:.85rem;opacity:.9}
.tile .em{position:absolute;top:12px;right:14px;font-size:2rem}
.t1{background:linear-gradient(150deg,#13a3c9,#0b4f7a)}.t2{background:linear-gradient(150deg,#2f9e6e,#145a3e)}
.t3{background:linear-gradient(150deg,#7a5cff,#3b2a8c)}.t4{background:linear-gradient(150deg,#ff9f43,#d9541e)}

/* safety */
.status{display:flex;align-items:center;gap:14px;border-radius:var(--radius);padding:18px;color:#fff}
.status .dot{width:52px;height:52px;border-radius:50%;background:rgba(255,255,255,.25);display:grid;place-items:center;font-size:1.6rem;font-weight:800;flex:none}
.status b{font-family:var(--head);font-size:1.3rem;display:block}
.status span{font-size:.9rem;opacity:.95}
select{width:100%;padding:13px 14px;border:1px solid var(--line);border-radius:14px;font:inherit;background:#fff;color:var(--ink);font-weight:600}
.small{font-size:.82rem;color:var(--muted)}
.climate{display:inline-block;background:var(--foam);color:var(--aqua-2);border-radius:999px;padding:4px 12px;font-weight:700;font-size:.82rem;margin-bottom:8px}
ul.list{list-style:none}
ul.list li{position:relative;padding:10px 0 10px 32px;border-bottom:1px dashed var(--line)}
ul.list li:last-child{border-bottom:0}
ul.list li::before{content:"💧";position:absolute;left:0;top:9px}

/* tips */
.filters{display:flex;gap:8px;overflow-x:auto;padding-bottom:6px;scrollbar-width:none}
.filters::-webkit-scrollbar{display:none}
.filters button{flex:none;border:1px solid var(--line);background:#fff;border-radius:999px;padding:8px 14px;font-weight:600;color:var(--ink);font-size:.9rem}
.filters button.on{background:var(--ink);color:#fff;border-color:var(--ink)}
.tip{display:flex;gap:12px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:16px;padding:14px;margin-top:10px}
.tip .chk{width:30px;height:30px;border-radius:50%;border:2px solid var(--line);flex:none;display:grid;place-items:center;background:#fff;color:#fff;font-weight:800}
.tip.done .chk{background:var(--leaf);border-color:var(--leaf)}
.tip.done p{text-decoration:line-through;opacity:.7}
.tip p{color:var(--text)}
.tip small{display:block;color:var(--aqua-2);font-weight:600;margin-top:3px}
.tip .room{font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);font-weight:700}
.progress{height:10px;background:var(--foam);border-radius:999px;overflow:hidden;margin-top:10px}
.progress i{display:block;height:100%;background:linear-gradient(90deg,var(--aqua),var(--leaf));border-radius:999px;transition:width .4s}

/* calculator */
.field{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:12px 0;border-bottom:1px dashed var(--line)}
.field:last-child{border-bottom:0}
.field label{font-weight:600;color:var(--ink);font-size:.95rem}
.field label small{display:block;font-weight:400;color:var(--muted);font-size:.8rem}
.step{display:flex;align-items:center;gap:6px;flex:none}
.step button{width:36px;height:36px;border-radius:50%;border:1px solid var(--line);background:#fff;font-size:1.2rem;font-weight:700;color:var(--ink)}
.step output{min-width:34px;text-align:center;font-weight:800;font-family:var(--head);font-size:1.2rem;color:var(--ink)}
.result{background:var(--ink);color:#fff;border-radius:var(--radius);padding:22px;text-align:center}
.result .num{font-family:var(--head);font-size:3rem;font-weight:800;line-height:1}
.result p{color:rgba(255,255,255,.8)}
.bars{margin-top:16px;text-align:left}
.bar{margin:10px 0}
.bar span{display:flex;justify-content:space-between;font-size:.85rem;color:rgba(255,255,255,.85)}
.bar div{height:12px;border-radius:999px;background:rgba(255,255,255,.12);overflow:hidden;margin-top:4px}
.bar i{display:block;height:100%;border-radius:999px}

/* kids */
.kids-hero{background:linear-gradient(135deg,#ffcf5a,#ff8a4c);border-radius:26px;padding:22px;display:grid;grid-template-columns:1fr 120px;align-items:center;gap:12px}
.kids-hero h1{color:#3b1d00}
.kids-hero p{color:#5a3200}
.kids-hero img{width:120px;height:120px;border-radius:50%;border:4px solid #fff;object-fit:cover}
.ktile{display:flex;align-items:center;gap:14px;background:#fff;border-radius:var(--radius);padding:14px;border:2px solid #ffe2c4;margin-top:12px}
.ktile img,.ktile .em{width:72px;height:72px;border-radius:16px;object-fit:cover;flex:none;display:grid;place-items:center;font-size:2.2rem;background:#fff4e6}
.ktile b{font-family:var(--head);font-size:1.2rem;color:var(--ink);display:block}
.ktile span{font-size:.9rem;color:var(--muted)}
.parents{background:#fff;border:1px dashed #ffb37a;border-radius:var(--radius);padding:16px;margin-top:16px}

/* story */
.book{background:#fff;border-radius:26px;overflow:hidden;box-shadow:var(--shadow)}
.book .pic{aspect-ratio:2/3;max-height:46vh;width:100%;background:var(--foam);display:flex;justify-content:center}
.book .pic img{height:100%;width:auto;object-fit:contain}
.book .words{padding:20px}
.book h2{font-size:1.6rem}
.book p{color:var(--text);font-size:1.08rem;margin-top:8px}
.pager{display:flex;justify-content:space-between;align-items:center;margin-top:14px;gap:10px}
.pager button{border:0;border-radius:999px;padding:12px 20px;font-weight:700;background:var(--aqua);color:#fff;font-family:var(--head);font-size:1.05rem}
.pager button:disabled{opacity:.3}
.pager span{font-weight:700;color:var(--muted)}
.read{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);background:#fff;border-radius:999px;padding:8px 14px;font-weight:600;margin-top:12px;color:var(--ink)}

/* videos */
.vid{background:#fff;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);margin-top:12px}
.vid .frame{aspect-ratio:16/9;background:linear-gradient(135deg,var(--aqua),var(--ink));display:grid;place-items:center;position:relative}
.vid .frame button{width:68px;height:68px;border-radius:50%;border:0;background:#fff;color:var(--aqua-2);font-size:1.6rem;box-shadow:var(--shadow)}
.vid iframe{width:100%;height:100%;border:0;position:absolute;inset:0}
.vid b{display:block;padding:12px 16px;font-family:var(--head);font-size:1.1rem;color:var(--ink)}

/* quiz */
.q{font-family:var(--head);font-size:1.35rem;color:var(--ink);line-height:1.2}
.ans{display:block;width:100%;text-align:left;margin-top:10px;padding:14px 16px;border-radius:16px;border:2px solid var(--line);background:#fff;font-weight:600;color:var(--ink)}
.ans.right{border-color:var(--leaf);background:#e9f8f0}
.ans.wrong{border-color:var(--coral);background:#fff0ee}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:999px;padding:13px 22px;font-weight:700;background:var(--aqua);color:#fff;font-size:1rem}
.btn.alt{background:#fff;color:var(--ink);border:1px solid var(--line)}
.btn.sun{background:var(--sun);color:#3b1d00}
.btn-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}
input[type=text]{width:100%;padding:13px 14px;border:1px solid var(--line);border-radius:14px;font:inherit;font-size:1.05rem}

/* certificate */
.cert{background:#fff;border:10px solid var(--aqua);outline:3px solid var(--sun);outline-offset:-18px;border-radius:12px;padding:36px 24px;text-align:center}
.cert img{width:110px;height:110px;border-radius:50%;margin:0 auto 10px;object-fit:cover}
.cert .t{font-family:var(--head);font-size:1rem;letter-spacing:.2em;text-transform:uppercase;color:var(--aqua-2);font-weight:800}
.cert h1{font-size:2.2rem;margin:8px 0}
.cert .name{font-family:var(--head);font-size:2rem;color:#d9541e;border-bottom:2px dashed var(--line);display:inline-block;padding:0 20px 4px;margin:10px 0}
.cert p{color:var(--text)}
.colour{background:#fff;border-radius:var(--radius);padding:10px;border:1px solid var(--line)}

/* product nudge */
.nudge{display:flex;gap:12px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:14px}
.nudge img{width:46px;height:auto}
.nudge p{font-size:.9rem;color:var(--text)}

/* install banner */
.install{position:fixed;left:12px;right:12px;bottom:calc(var(--nav-h) + 12px + env(safe-area-inset-bottom));z-index:40;background:var(--ink);color:#fff;border-radius:18px;padding:14px;display:flex;gap:12px;align-items:center;box-shadow:var(--shadow);max-width:520px;margin:0 auto}
.install img{width:44px;height:44px;border-radius:50%}
.install p{color:#fff;font-size:.9rem;flex:1}
.install button{border:0;border-radius:999px;padding:9px 14px;font-weight:700}
.install .x{background:transparent;color:#fff;padding:6px}

/* embed mode (Live Love Listen) */
body.embed{padding-bottom:0;background:#fff}
body.embed .top,body.embed .tabs,body.embed .install,body.embed .adult-only{display:none!important}

@media print{
  body{padding:0;background:#fff}
  .top,.tabs,.install,.no-print{display:none!important}
  .cert{border-width:14px;margin:0;break-inside:avoid}
  .colour{border:0;padding:0}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

.vid .frame{background-size:cover;background-position:center 30%}
.vid .frame::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(11,37,64,.55))}
.vid .frame button{position:relative;z-index:1}