/* ============================================================
   S.O.L.A.R. — styles
   ============================================================ */
:root{
  --bg:#0f1420; --bg2:#151c2c; --panel:#1b2436; --panel2:#212c42;
  --line:#2c3950; --line2:#3a4a68;
  --ink:#eef3fb; --ink2:#a8b6cf; --ink3:#748099;
  --gold:#f5c451; --gold2:#e0a92e;
  --math:#5fb3f7; --read:#a78bfa; --sci:#4ade80; --soc:#fb923c; --wor:#e879f9;
  --good:#34d399; --warn:#fbbf24; --bad:#f87171;
  --r:16px; --r2:12px; --r3:9px;
  --shadow:0 10px 34px -12px rgba(0,0,0,.65);
  --t:.19s cubic-bezier(.4,0,.2,1);
  --maxw:820px;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0}
/* A child on a phone should never be able to drag the page sideways.
   Full-bleed artwork and any future wide element are clipped here. */
html,body{overflow-x:hidden;max-width:100%}
body{
  background:
    radial-gradient(1100px 700px at 12% -10%, #1e2a44 0%, transparent 60%),
    radial-gradient(900px 600px at 100% 0%, #241f3a 0%, transparent 55%),
    var(--bg);
  background-attachment:fixed;
  color:var(--ink);
  font:16px/1.6 ui-sans-serif,system-ui,-apple-system,"Segoe UI",Inter,Roboto,Helvetica,Arial,sans-serif;
  min-height:100vh;-webkit-font-smoothing:antialiased;
}
button{font:inherit;color:inherit;border:0;background:none;cursor:pointer}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:700;letter-spacing:-.01em}
a{color:var(--gold)}

/* ---------- Layout ---------- */
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 18px 100px}
.screen{display:none;animation:fade .3s ease both}
.screen.on{display:block}
@keyframes fade{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}

/* ---------- Top bar ---------- */
.topbar{
  position:sticky;top:0;z-index:60;backdrop-filter:blur(14px);
  background:rgba(15,20,32,.82);border-bottom:1px solid var(--line);
}
.topbar-in{max-width:var(--maxw);margin:0 auto;padding:11px 18px;display:flex;align-items:center;gap:12px}
.brand{display:flex;align-items:center;gap:9px;font-weight:800;font-size:18px;letter-spacing:-.02em}
.brand .mark{
  width:30px;height:30px;border-radius:9px;display:grid;place-items:center;font-size:16px;
  background:linear-gradient(145deg,var(--gold),var(--gold2));color:#2b2000;
  box-shadow:0 4px 14px -4px rgba(245,196,81,.55);
}
.spacer{flex:1}
.chip{
  display:inline-flex;align-items:center;gap:6px;padding:5px 11px;border-radius:99px;
  background:var(--panel);border:1px solid var(--line);font-size:12.5px;font-weight:600;color:var(--ink2);
  transition:var(--t)
}
.chip.tap{cursor:pointer}
.chip.tap:hover{border-color:var(--line2);color:var(--ink);background:var(--panel2)}
.chip b{color:var(--ink)}
/* Touch devices: nav chips are the "get me out of here" controls, and a
   child's tap is imprecise. Meet the 44px minimum touch target without
   changing how the chips look on a mouse-driven screen. */
@media (hover:none) and (pointer:coarse){
  .chip.tap{min-height:44px;padding-left:14px;padding-right:14px}
  .brand{min-height:44px}
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 22px;border-radius:var(--r2);font-weight:700;font-size:15px;
  background:var(--panel2);border:1px solid var(--line2);transition:var(--t);
}
.btn:hover{transform:translateY(-1px);border-color:#4d6188;background:#28344d}
.btn:active{transform:translateY(0) scale(.985)}
.btn.primary{
  background:linear-gradient(145deg,var(--gold),var(--gold2));color:#2b2000;border-color:transparent;
  box-shadow:0 8px 22px -8px rgba(245,196,81,.6);
}
.btn.primary:hover{filter:brightness(1.07);box-shadow:0 12px 26px -8px rgba(245,196,81,.7)}
.btn.ghost{background:transparent;border-color:var(--line)}
.btn.ghost:hover{background:var(--panel)}
.btn.wide{width:100%}
.btn.sm{padding:9px 15px;font-size:13.5px;border-radius:var(--r3)}
.btn:disabled{opacity:.45;cursor:not-allowed;transform:none}

/* ---------- Cards ---------- */
.card{
  background:linear-gradient(160deg,var(--panel),var(--bg2));
  border:1px solid var(--line);border-radius:var(--r);padding:22px;box-shadow:var(--shadow);
}
.card + .card{margin-top:16px}

/* ---------- Setup / onboarding ---------- */
.hero{text-align:center;padding:44px 0 26px}
.hero .mark-lg{
  width:78px;height:78px;border-radius:22px;margin:0 auto 18px;display:grid;place-items:center;font-size:40px;
  background:linear-gradient(145deg,var(--gold),var(--gold2));
  box-shadow:0 16px 40px -12px rgba(245,196,81,.55);animation:bob 3.6s ease-in-out infinite;
}
@keyframes bob{0%,100%{transform:translateY(0) rotate(-2deg)}50%{transform:translateY(-9px) rotate(2deg)}}
.hero h1{font-size:clamp(30px,7vw,44px);margin-bottom:10px}
.hero p{color:var(--ink2);font-size:16.5px;max-width:460px;margin:0 auto}
.hero .tag{
  display:inline-block;margin-bottom:16px;padding:5px 13px;border-radius:99px;font-size:12px;font-weight:700;
  letter-spacing:.09em;text-transform:uppercase;color:var(--gold);background:rgba(245,196,81,.1);
  border:1px solid rgba(245,196,81,.28)
}

.field{margin-bottom:20px}
.field > label{display:block;font-weight:700;font-size:13px;letter-spacing:.05em;text-transform:uppercase;color:var(--ink3);margin-bottom:9px}
select,input[type=text]{
  width:100%;padding:13px 15px;border-radius:var(--r2);background:var(--bg2);
  border:1px solid var(--line2);color:var(--ink);font:inherit;transition:var(--t);
  appearance:none;-webkit-appearance:none;
}
select{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23a8b6cf' d='M6 8 0 0h12z'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 15px center;padding-right:40px}
select:focus,input:focus{outline:0;border-color:var(--gold);box-shadow:0 0 0 3px rgba(245,196,81,.16)}

.grade-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(60px,1fr));gap:9px}
.gbtn{
  padding:14px 6px;border-radius:var(--r3);background:var(--bg2);border:1px solid var(--line2);
  font-weight:800;font-size:16px;text-align:center;transition:var(--t);
}
.gbtn:hover{border-color:var(--gold);transform:translateY(-2px)}
.gbtn.on{background:linear-gradient(145deg,var(--gold),var(--gold2));color:#2b2000;border-color:transparent;
  box-shadow:0 8px 18px -8px rgba(245,196,81,.6)}
.gbtn small{display:block;font-size:9.5px;font-weight:700;opacity:.62;letter-spacing:.05em;margin-top:2px}

.subj-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px}
.sbtn{
  display:flex;align-items:center;gap:10px;padding:14px;border-radius:var(--r2);
  background:var(--bg2);border:1px solid var(--line2);transition:var(--t);text-align:left;font-weight:600;font-size:14px
}
.sbtn:hover{border-color:var(--line2);transform:translateY(-2px);background:var(--panel2)}
.sbtn .ic{font-size:20px;width:22px;text-align:center}
.sbtn .ck{margin-left:auto;width:19px;height:19px;border-radius:6px;border:2px solid var(--line2);
  display:grid;place-items:center;font-size:11px;color:transparent;transition:var(--t)}
.sbtn.on{border-color:currentColor}
.sbtn.on .ck{background:currentColor;border-color:currentColor;color:#0f1420}
.sbtn.on.math{color:var(--math)} .sbtn.on.read{color:var(--read)}
.sbtn.on.sci{color:var(--sci)}   .sbtn.on.soc{color:var(--soc)}
.sbtn.on.wor{color:var(--wor)}
.sbtn.on .lbl{color:var(--ink)}

/* ---------- Dashboard ---------- */
.dash-head{padding:26px 0 18px}
.dash-head .eyebrow{font-size:12.5px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--gold);margin-bottom:7px}
.dash-head h1{font-size:clamp(25px,5.5vw,33px)}
.dash-head p{color:var(--ink2);margin:8px 0 0}

.stat-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(108px,1fr));gap:11px;margin-bottom:18px}
.stat{background:var(--panel);border:1px solid var(--line);border-radius:var(--r2);padding:15px 13px;text-align:center;transition:var(--t)}
.stat:hover{border-color:var(--line2);transform:translateY(-2px)}
.stat .v{font-size:26px;font-weight:800;letter-spacing:-.02em;line-height:1.1}
.stat .k{font-size:11px;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:var(--ink3);margin-top:5px}
.stat.gold .v{color:var(--gold)} .stat.good .v{color:var(--good)}
.stat.math .v{color:var(--math)} .stat.read .v{color:var(--read)}

.sec-title{display:flex;align-items:center;gap:10px;margin:26px 0 13px;font-size:13px;font-weight:800;
  letter-spacing:.1em;text-transform:uppercase;color:var(--ink3)}
.sec-title::after{content:'';flex:1;height:1px;background:var(--line)}

.quest-card{
  position:relative;overflow:hidden;background:linear-gradient(150deg,#243050,#1a2236);
  border:1px solid var(--line2);border-radius:var(--r);padding:24px;box-shadow:var(--shadow);
}
.quest-card::before{
  content:'';position:absolute;inset:0;opacity:.11;pointer-events:none;
  background:radial-gradient(420px 220px at 88% -18%, var(--gold), transparent 70%);
}
.quest-card .qlabel{font-size:11.5px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--gold);margin-bottom:9px}
.quest-card h2{font-size:24px;margin-bottom:9px}
.quest-card .goal{color:var(--ink2);font-size:15px;margin-bottom:18px}
.quest-card .meta{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:19px}

.mini-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(158px,1fr));gap:11px}
.mini{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r2);padding:15px;
  transition:var(--t);text-align:left;display:block;width:100%
}
.mini:hover{transform:translateY(-3px);border-color:var(--line2);box-shadow:var(--shadow)}
.mini .ic{font-size:22px;margin-bottom:8px;display:block}
.mini .t{font-weight:700;font-size:14.5px;margin-bottom:3px}
.mini .d{font-size:12.5px;color:var(--ink3);line-height:1.45}

/* Skill progress bars */
.skillrow{display:flex;align-items:center;gap:11px;padding:9px 0;border-bottom:1px solid var(--line)}
.skillrow:last-child{border-bottom:0}
.skillrow .nm{flex:1;font-size:13.5px;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.skillrow .track{display:block;width:88px;height:8px;border-radius:99px;background:#0c1120;overflow:hidden;
  flex:none;border:1px solid var(--line);box-shadow:inset 0 1px 2px rgba(0,0,0,.45)}
.skillrow .fill{display:block;height:100%;border-radius:99px;transition:width .55s cubic-bezier(.4,0,.2,1)}
.skillrow .track.zero{opacity:.75}
.skillrow .pct{width:40px;text-align:right;font-size:12px;font-weight:700;color:var(--ink3);flex:none}
.dot{width:8px;height:8px;border-radius:99px;flex:none}
.dot.math{background:var(--math)} .dot.read{background:var(--read)}
.dot.sci{background:var(--sci)}   .dot.soc{background:var(--soc)}
.dot.wor{background:var(--wor)}

.empty{text-align:center;padding:34px 20px;color:var(--ink3)}
.empty .e{font-size:42px;margin-bottom:12px;opacity:.75}
.empty h3{color:var(--ink2);font-size:16px;margin-bottom:6px}
.empty p{font-size:13.5px;margin:0 auto;max-width:320px}

/* ---------- Play screen ---------- */
.playbar{position:sticky;top:53px;z-index:50;background:rgba(15,20,32,.9);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);margin:0 -18px 18px;padding:11px 18px}
.playbar-in{max-width:var(--maxw);margin:0 auto;display:flex;align-items:center;gap:11px;flex-wrap:wrap}
.progress{flex:1;min-width:120px;height:8px;border-radius:99px;background:var(--bg2);overflow:hidden;position:relative}
.progress .b{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,var(--gold2),var(--gold));
  transition:width .5s cubic-bezier(.4,0,.2,1)}
.streakpill{display:inline-flex;align-items:center;gap:5px;font-size:12.5px;font-weight:800;color:var(--gold);
  padding:4px 10px;border-radius:99px;background:rgba(245,196,81,.11);border:1px solid rgba(245,196,81,.3)}
.streakpill.hidden{display:none}

.scene{
  border-left:3px solid var(--gold);padding:2px 0 2px 15px;margin-bottom:18px;
  color:var(--ink2);font-size:15px;font-style:italic;animation:fade .35s ease both
}
.qhead{display:flex;align-items:center;gap:9px;margin-bottom:14px;flex-wrap:wrap}
.tag2{display:inline-flex;align-items:center;gap:6px;font-size:11.5px;font-weight:800;letter-spacing:.07em;
  text-transform:uppercase;padding:4px 10px;border-radius:99px;border:1px solid}
.tag2.math{color:var(--math);border-color:rgba(95,179,247,.36);background:rgba(95,179,247,.1)}
.tag2.read{color:var(--read);border-color:rgba(167,139,250,.36);background:rgba(167,139,250,.1)}
.tag2.sci {color:var(--sci); border-color:rgba(74,222,128,.36);background:rgba(74,222,128,.1)}
.tag2.soc {color:var(--soc); border-color:rgba(251,146,60,.36);background:rgba(251,146,60,.1)}
.tag2.wor {color:var(--wor); border-color:rgba(232,121,249,.36);background:rgba(232,121,249,.1)}
.tag2.tier{color:var(--ink3);border-color:var(--line2);background:var(--panel)}

.qtext{font-size:19px;font-weight:600;line-height:1.5;margin-bottom:20px}
.qtext b{color:var(--gold)}

.choices{display:grid;gap:10px}
.choice{
  display:flex;align-items:center;gap:13px;padding:15px 17px;border-radius:var(--r2);text-align:left;
  background:var(--bg2);border:1.5px solid var(--line2);transition:var(--t);font-size:15.5px;line-height:1.45;
  position:relative;width:100%
}
.choice:hover:not(:disabled){border-color:var(--gold);transform:translateX(4px);background:var(--panel2)}
.choice:disabled{cursor:default}
.choice .k{
  width:27px;height:27px;border-radius:8px;flex:none;display:grid;place-items:center;
  background:var(--panel2);border:1px solid var(--line2);font-size:13px;font-weight:800;color:var(--ink2);transition:var(--t)
}
.choice:hover:not(:disabled) .k{background:var(--gold);color:#2b2000;border-color:transparent}
.choice.correct{border-color:var(--good);background:rgba(52,211,153,.12);animation:pop .34s ease}
.choice.correct .k{background:var(--good);color:#052e20;border-color:transparent}
.choice.wrong{border-color:var(--bad);background:rgba(248,113,113,.1)}
.choice.wrong .k{background:var(--bad);color:#3b0a0a;border-color:transparent}
.choice.dim{opacity:.42}
.choice.retry{border-color:var(--warn);background:rgba(251,191,36,.09);animation:shake .38s ease}
@keyframes pop{0%{transform:scale(1)}45%{transform:scale(1.022)}100%{transform:scale(1)}}
@keyframes shake{0%,100%{transform:translateX(0)}22%{transform:translateX(-6px)}44%{transform:translateX(6px)}68%{transform:translateX(-3px)}}

.feedback{margin-top:17px;border-radius:var(--r2);padding:16px 18px;animation:slide .3s ease both;border:1px solid}
@keyframes slide{from{opacity:0;transform:translateY(-7px)}to{opacity:1;transform:none}}
.feedback.good{background:rgba(52,211,153,.09);border-color:rgba(52,211,153,.32)}
.feedback.hint{background:rgba(251,191,36,.08);border-color:rgba(251,191,36,.32)}
.feedback.teach{background:rgba(95,179,247,.08);border-color:rgba(95,179,247,.3)}
.feedback .fh{display:flex;align-items:center;gap:8px;font-weight:800;font-size:14.5px;margin-bottom:6px}
.feedback.good .fh{color:var(--good)} .feedback.hint .fh{color:var(--warn)} .feedback.teach .fh{color:var(--math)}
.feedback p{margin:0;font-size:14.5px;color:var(--ink2);line-height:1.55}
.feedback .why{margin-top:9px;padding-top:9px;border-top:1px solid var(--line);font-size:13.5px;color:var(--ink3)}
.feedback .why b{color:var(--ink2)}

/* Question content bits */
.bigeq{font-size:31px;font-weight:800;text-align:center;padding:18px;margin:6px 0 4px;
  background:var(--bg2);border-radius:var(--r2);border:1px solid var(--line);letter-spacing:.01em;
  font-variant-numeric:tabular-nums}
.numstrip{font-size:20px;font-weight:700;text-align:center;padding:13px;margin:9px 0;
  background:var(--bg2);border-radius:var(--r2);border:1px solid var(--line);letter-spacing:.05em;
  font-variant-numeric:tabular-nums}
.glyphs{font-size:26px;letter-spacing:5px;text-align:center;padding:16px;margin:9px 0;
  background:var(--bg2);border-radius:var(--r2);border:1px solid var(--line);color:var(--gold);word-break:break-all}
.passage{background:var(--bg2);border:1px solid var(--line);border-left:3px solid var(--read);
  border-radius:var(--r3);padding:15px 17px;margin:9px 0 15px;font-size:15px;line-height:1.68;
  color:var(--ink2);font-weight:400;font-style:normal}
.passage .ptitle{display:block;color:var(--read);font-size:13px;letter-spacing:.06em;text-transform:uppercase;margin-bottom:9px}
.frac{display:inline-flex;flex-direction:column;align-items:center;vertical-align:middle;
  font-size:.62em;line-height:1;margin:0 3px;font-weight:700}
.frac sup{border-bottom:1.5px solid currentColor;padding:0 4px 1px}
.frac span{display:none}
.frac sub{padding:1px 4px 0}
.fbar{display:flex;gap:3px;margin:13px 0;justify-content:center;flex-wrap:wrap}
.fbox{width:30px;height:38px;border-radius:5px;background:var(--bg2);border:1.5px solid var(--line2)}
.fbox.on{background:var(--gold);border-color:var(--gold)}
.chart{margin:12px 0;padding:14px;background:var(--bg2);border-radius:var(--r2);border:1px solid var(--line)}
.barrow{display:flex;align-items:center;gap:9px;margin-bottom:8px;font-size:13.5px}
.barrow:last-child{margin-bottom:0}
.barlbl{width:62px;flex:none;color:var(--ink2);font-weight:600}
.barwrap{flex:1;min-width:0;display:block}
.bar{display:block;height:17px;border-radius:5px;background:linear-gradient(90deg,var(--gold2),var(--gold));min-width:6px}
.barval{font-weight:800;color:var(--gold);font-size:13px}

/* ---------- Tier-up interstitial ---------- */
.tierup{position:fixed;inset:0;z-index:200;display:grid;place-items:center;padding:22px;
  background:rgba(9,12,20,.9);backdrop-filter:blur(9px);animation:fade .3s ease both}
.tierup .box{max-width:400px;width:100%;text-align:center;padding:34px 26px;border-radius:22px;
  background:linear-gradient(160deg,#25314f,#182034);border:1px solid var(--line2);box-shadow:var(--shadow);
  animation:rise .42s cubic-bezier(.2,.9,.3,1.2) both}
@keyframes rise{from{opacity:0;transform:translateY(26px) scale(.94)}to{opacity:1;transform:none}}
.tierup .em{font-size:56px;margin-bottom:14px;animation:bob 2.4s ease-in-out infinite}
.tierup h2{font-size:26px;margin-bottom:9px;color:var(--gold)}
.tierup p{color:var(--ink2);margin:0 0 22px;font-size:15px}
.tierup .row{display:flex;gap:22px;justify-content:center;margin-bottom:22px}
.tierup .row div{text-align:center}
.tierup .row .v{font-size:23px;font-weight:800}
.tierup .row .k{font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink3);margin-top:2px}

/* ---------- Summary ---------- */
.medal{width:88px;height:88px;border-radius:50%;margin:0 auto 16px;display:grid;place-items:center;font-size:44px;
  background:linear-gradient(145deg,var(--gold),var(--gold2));box-shadow:0 14px 34px -10px rgba(245,196,81,.6)}
.brk{display:flex;align-items:center;justify-content:space-between;gap:11px;padding:11px 0;border-bottom:1px solid var(--line);font-size:14px}
.brk:last-child{border-bottom:0}
.brk .l{display:flex;align-items:center;gap:9px;min-width:0}
.brk .r{font-weight:800;font-size:14px;flex:none}

/* ---------- Modal ---------- */
.modal{position:fixed;inset:0;z-index:300;display:none;place-items:center;padding:20px;
  background:rgba(9,12,20,.85);backdrop-filter:blur(8px)}
.modal.on{display:grid;animation:fade .22s ease both}
.modal .box{max-width:460px;width:100%;max-height:86vh;overflow:auto;padding:26px;border-radius:20px;
  background:linear-gradient(160deg,var(--panel),var(--bg2));border:1px solid var(--line2);
  box-shadow:var(--shadow);animation:rise .3s cubic-bezier(.2,.9,.3,1.2) both}
.modal h3{font-size:20px;margin-bottom:6px}
.modal .sub{color:var(--ink3);font-size:13.5px;margin-bottom:20px}

.toast{position:fixed;left:50%;bottom:22px;opacity:0;transform:translateX(-50%) translateY(90px);z-index:400;
  padding:12px 20px;border-radius:99px;background:var(--panel2);border:1px solid var(--line2);
  font-size:14px;font-weight:600;box-shadow:var(--shadow);transition:transform .34s cubic-bezier(.2,.9,.3,1.2);
  pointer-events:none;max-width:90vw;text-align:center}
.toast.on{transform:translateX(-50%) translateY(0);opacity:1}
.toast{transition:transform .34s cubic-bezier(.2,.9,.3,1.2), opacity .28s ease}

.footer{text-align:center;padding:34px 18px 12px;color:var(--ink3);font-size:12.5px;line-height:1.7}
.footer a{color:var(--ink2);text-decoration:none;border-bottom:1px solid var(--line2)}

.sr{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}

@media (max-width:560px){
  .wrap{padding:0 14px 90px}
  .topbar-in{padding:10px 14px;gap:8px}
  .brand{font-size:16px}
  .card{padding:18px}
  .qtext{font-size:17.5px}
  .bigeq{font-size:26px;padding:15px}
  .choice{padding:13px 14px;font-size:15px}
  .hero{padding:32px 0 20px}
  .playbar{margin:0 -14px 16px;padding:10px 14px;top:51px}
  .chip.hide-sm{display:none}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important}
}

/* ============================================================
   Scene artwork
   The illustration sits above the narration and shares its
   bottom edge with the page background, so art and text read
   as one continuous panel rather than a pasted-in picture.
   ============================================================ */
/* Full-bleed cinematic scene: break out of the 820px column and span
   the entire viewport, so the artwork reads as a establishing shot
   rather than a thumbnail pasted above the question. */
.scene-art{
  position:relative;line-height:0;overflow:hidden;
  /* 100vw includes the classic desktop scrollbar, which would push the page
     ~15px wider than the viewport. 100dvw excludes it where supported. */
  width:100vw;max-width:100vw;
  margin-left:calc(50% - 50vw);
  margin-right:calc(50% - 50vw);
  width:100dvw;max-width:100dvw;
  margin-left:calc(50% - 50dvw);
  margin-right:calc(50% - 50dvw);
  margin-top:-18px;            /* tuck up under the sticky play bar */
  margin-bottom:-34px;         /* narration overlaps the faded lower edge */
  height:clamp(190px,31vw,330px);
  background:var(--bg2);
  border-radius:0;
  animation:artIn .55s cubic-bezier(.2,.8,.3,1) both;
}
.scene-art .scene-svg{width:100%;height:100%;display:block}
/* Scaling a 100vw-wide element widens the page and creates a horizontal
   scrollbar on phones. Fade + a vertical-only lift gives the same feel
   with zero overflow. */
@keyframes artIn{
  from{opacity:0;transform:translateY(-6px)}
  to{opacity:1;transform:none}
}
/* Narration overlaps the art's faded lower edge. */
/* ---------- Story caption ----------
   The narration is the voice of the adventure, so it gets treated like a
   title card: a glass plate lifted off the artwork, an ornamental rule,
   a drop cap, and a gentle fade-in per question. */
.scene-art + .scene{
  position:relative;z-index:2;
  max-width:min(var(--maxw), calc(100vw - 36px));
  margin:0 auto 22px;
  padding:16px 22px 17px 24px;
  border:0;border-radius:var(--r2);
  background:linear-gradient(135deg,
    color-mix(in srgb, var(--panel) 78%, transparent),
    color-mix(in srgb, var(--bg2) 64%, transparent));
  backdrop-filter:blur(14px) saturate(1.3);
  -webkit-backdrop-filter:blur(14px) saturate(1.3);
  box-shadow:0 1px 0 rgba(255,255,255,.06) inset,
             0 16px 40px -20px rgba(0,0,0,.9);
  font-family:Georgia,'Iowan Old Style','Palatino Linotype',ui-serif,serif;
  font-size:calc(var(--fs-scene) + 2px);
  font-style:normal;font-weight:400;
  line-height:1.62;letter-spacing:.002em;
  color:var(--ink);
  text-wrap:pretty;
  animation:sceneTextIn .55s cubic-bezier(.2,.8,.3,1) both .1s;
}
/* Warm accent rule down the left, like a manuscript margin */
.scene-art + .scene::before{
  content:'';position:absolute;left:0;top:14px;bottom:14px;width:3px;
  border-radius:99px;
  background:linear-gradient(180deg,var(--gold),transparent);
  opacity:.9;
}
/* Small quill glyph in the corner */
.scene-art + .scene::after{
  content:'';position:absolute;right:16px;top:14px;
  width:22px;height:22px;opacity:.16;pointer-events:none;
  background:currentColor;
  -webkit-mask:var(--quill) center/contain no-repeat;
  mask:var(--quill) center/contain no-repeat;
}
:root{
  --quill:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M3 21c3-6 8-11 15-14-2 7-7 12-13 14l-2 0z'/%3E%3Cpath d='M6 18c2-4 5-7 9-9'/%3E%3C/svg%3E");
}
/* Drop cap on the first letter */
.scene-art + .scene .dropcap{
  float:left;
  font-size:2.55em;line-height:.86;
  padding:2px 10px 0 0;
  font-weight:700;
  background:linear-gradient(160deg,var(--gold),var(--gold2));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
@keyframes sceneTextIn{
  from{opacity:0;transform:translateY(9px)}
  to{opacity:1;transform:none}
}

/* Sprout: friendlier rounded face, bigger, no drop cap fuss */
html[data-band="sprout"] .scene-art + .scene{
  font-family:'Nunito',ui-rounded,'SF Pro Rounded',system-ui,sans-serif;
  font-weight:700;font-size:calc(var(--fs-scene) + 3px);line-height:1.55;
}
html[data-band="sprout"] .scene-art + .scene .dropcap{font-size:2.2em}

/* Summit: tighter, editorial, no ornament */
html[data-band="summit"] .scene-art + .scene{
  font-size:var(--fs-scene);line-height:1.55;padding:13px 18px 14px 20px;
  background:linear-gradient(135deg,
    color-mix(in srgb, var(--panel) 70%, transparent),
    color-mix(in srgb, var(--bg2) 58%, transparent));
}
html[data-band="summit"] .scene-art + .scene::after{display:none}
html[data-band="summit"] .scene-art + .scene .dropcap{
  float:none;font-size:1em;padding:0;background:none;color:var(--gold);
  -webkit-text-fill-color:var(--gold);
}

@media (max-width:560px){
  .scene-art + .scene{
    padding:13px 16px 14px 18px;
    font-size:calc(var(--fs-scene) + 1px);
    border-radius:var(--r3);
  }
  .scene-art + .scene::after{display:none}
}
@media (prefers-reduced-motion:reduce){
  .scene-art + .scene{animation:none}
}
@media (max-width:560px){
  .scene-art{height:clamp(150px,42vw,210px);margin-bottom:-28px}
  .scene-art + .scene{padding-left:14px}
  .scene-art + .scene{font-size:14.5px;padding-left:12px}
}
@media (prefers-reduced-motion:reduce){
  .scene-art{animation:none}
  .scene-art .scene-svg animate,
  .scene-art .scene-svg animateTransform{display:none}
}

/* ============================================================
   Pathways — the fork in the road after each question
   Triumph = gold, bold, the world opening up.
   Detour  = cool blue, soft, unhurried. Never a punishment.
   ============================================================ */
.fork{margin-top:18px;animation:forkIn .42s cubic-bezier(.2,.85,.3,1) both}
@keyframes forkIn{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}

.fork-lead{
  display:flex;align-items:center;gap:9px;
  font-size:15px;font-weight:600;margin-bottom:12px;line-height:1.45;
}
.fork-lead .spark{font-size:18px;flex:none}
.fork.triumph .fork-lead{color:var(--gold)}
.fork.detour  .fork-lead{color:#8fb8e8}

.fork-opts{display:grid;grid-template-columns:1fr 1fr;gap:11px}
@media (max-width:520px){.fork-opts{grid-template-columns:1fr}}

.path-btn{
  display:flex;align-items:center;gap:13px;text-align:left;width:100%;
  padding:15px 16px;border-radius:var(--r2);
  background:var(--bg2);border:1.5px solid var(--line2);
  transition:var(--t);position:relative;overflow:hidden;
}
.path-btn::after{
  content:'';position:absolute;inset:0;opacity:0;transition:opacity var(--t);
  background:radial-gradient(220px 90px at 15% 0%, currentColor, transparent 70%);
  pointer-events:none;
}
.path-btn:hover::after{opacity:.1}
.path-btn:hover{transform:translateY(-3px)}
.path-btn:active{transform:translateY(-1px) scale(.99)}

.fork.triumph .path-btn{color:var(--gold)}
.fork.triumph .path-btn:hover{border-color:var(--gold);box-shadow:0 10px 26px -12px rgba(245,196,81,.6)}
.fork.detour  .path-btn{color:#7fb0e6}
.fork.detour  .path-btn:hover{border-color:#7fb0e6;box-shadow:0 10px 26px -12px rgba(127,176,230,.5)}

.path-ico{width:38px;height:38px;flex:none;filter:drop-shadow(0 2px 6px rgba(0,0,0,.45))}
.path-txt{min-width:0;display:block}
.path-t{display:block;font-weight:700;font-size:14.5px;color:var(--ink);line-height:1.3}
.path-d{display:block;font-size:12.5px;color:var(--ink3);line-height:1.4;margin-top:4px}

/* Chosen state — the other option fades away */
.path-btn.chosen{border-color:currentColor;background:var(--panel2)}
.path-btn.chosen::after{opacity:.14}
.path-btn.faded{opacity:.28;transform:none !important}
.path-btn:disabled{cursor:default}

.fork-echo{
  margin-top:13px;padding:11px 15px;border-radius:var(--r3);
  font-size:14px;font-style:italic;line-height:1.5;
  animation:slide .3s ease both;
}
.fork.triumph .fork-echo{background:rgba(245,196,81,.09);border-left:3px solid var(--gold);color:var(--ink2)}
.fork.detour  .fork-echo{background:rgba(127,176,230,.08);border-left:3px solid #7fb0e6;color:var(--ink2)}

@media (prefers-reduced-motion:reduce){
  .fork,.fork-echo{animation:none}
  .path-btn:hover{transform:none}
}

/* ============================================================
   2026 layer — age-adaptive surface
   Everything below reads the CSS variables set by age-theme.js,
   so the same markup becomes four genuinely different products.
   ============================================================ */

/* ---------- Fluid type + modern defaults ---------- */
:root{
  --fs-q:19px; --fs-choice:15.5px; --fs-scene:15px;
  --pad-card:22px; --pad-choice:15px 17px;
  --glow:0 0 0 1px rgba(245,196,81,.1), 0 14px 36px -16px rgba(240,160,32,.42);
  --bounce:.6;
  --spring:cubic-bezier(.34,1.56,.64,1);
  --ease:cubic-bezier(.4,0,.2,1);
}
body{
  font-family:'Nunito',ui-rounded,'SF Pro Rounded',ui-sans-serif,system-ui,-apple-system,"Segoe UI",Inter,Roboto,sans-serif;
  transition:background-color .5s var(--ease);
}
/* Older bands drop the rounded face for a sharper, more grown-up voice. */
[data-band="ranger"] body,[data-band="summit"] body,
html[data-band="ranger"],html[data-band="summit"]{
  font-family:ui-sans-serif,system-ui,-apple-system,"Segoe UI",Inter,Roboto,Helvetica,Arial,sans-serif;
}
html[data-band="summit"]{letter-spacing:-.011em}

/* ---------- Ambient background: subtle animated aurora ---------- */
body::before{
  content:'';position:fixed;inset:-20%;z-index:-2;pointer-events:none;
  background:
    radial-gradient(48% 42% at 18% 12%, color-mix(in srgb, var(--gold) 22%, transparent), transparent 62%),
    radial-gradient(44% 38% at 84% 6%,  color-mix(in srgb, var(--read) 20%, transparent), transparent 60%),
    radial-gradient(52% 44% at 62% 88%, color-mix(in srgb, var(--math) 16%, transparent), transparent 64%);
  filter:blur(56px);opacity:.5;
  animation:drift 26s ease-in-out infinite alternate;
}
@keyframes drift{
  0%{transform:translate3d(0,0,0) scale(1)}
  50%{transform:translate3d(2.5%,-2%,0) scale(1.06)}
  100%{transform:translate3d(-2%,2.5%,0) scale(1.02)}
}
html[data-band="summit"] body::before{opacity:.2;filter:blur(80px)}
html[data-band="sprout"] body::before{opacity:.72}

/* Fine noise so large flat areas don't band on cheap screens */
body::after{
  content:'';position:fixed;inset:0;z-index:-1;pointer-events:none;opacity:.022;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---------- Glass surfaces ---------- */
.card,.quest-card,.mini,.stat{
  backdrop-filter:blur(16px) saturate(1.25);
  -webkit-backdrop-filter:blur(16px) saturate(1.25);
}
.card{
  background:linear-gradient(160deg,
    color-mix(in srgb, var(--panel) 88%, transparent),
    color-mix(in srgb, var(--bg2) 92%, transparent));
  border:1px solid color-mix(in srgb, var(--line2) 55%, transparent);
  padding:var(--pad-card);
  box-shadow:0 1px 0 rgba(255,255,255,.05) inset, var(--shadow);
}
.topbar{background:color-mix(in srgb, var(--bg) 76%, transparent);backdrop-filter:blur(20px) saturate(1.3)}
.playbar{background:color-mix(in srgb, var(--bg) 82%, transparent);backdrop-filter:blur(18px) saturate(1.3)}

/* ---------- Type scale driven by band ---------- */
.qtext{font-size:var(--fs-q);letter-spacing:-.012em}
.choice{font-size:var(--fs-choice);padding:var(--pad-choice)}
.scene-art + .scene,.scene{font-size:var(--fs-scene)}
html[data-band="sprout"] .qtext{font-weight:800;line-height:1.4}
html[data-band="sprout"] .choice{font-weight:700}
html[data-band="summit"] .qtext{font-weight:650}

/* ---------- Buttons: spring press + sheen ---------- */
.btn,.choice,.path-btn,.mini,.gbtn,.sbtn{
  transition:transform .22s var(--spring), box-shadow .22s var(--ease),
             border-color .18s var(--ease), background-color .18s var(--ease);
}
.btn.primary{
  background:linear-gradient(135deg,var(--gold),var(--gold2));
  box-shadow:var(--glow);position:relative;overflow:hidden;
}
html[data-band="summit"] .btn.primary{color:#0b0d11}
.btn.primary::after{
  content:'';position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(105deg,transparent 30%,rgba(255,255,255,.32) 46%,transparent 62%);
  transform:translateX(-120%);
}
.btn.primary:hover::after{transform:translateX(120%);transition:transform .75s var(--ease)}
.btn:active,.choice:active,.path-btn:active,.mini:active{
  transform:scale(calc(1 - .035 * var(--bounce)))
}
.btn.primary:hover{transform:translateY(calc(-3px * var(--bounce)))}

/* ---------- Choices: modern hover + press ---------- */
.choice{
  background:color-mix(in srgb, var(--bg2) 82%, transparent);
  border:1.5px solid color-mix(in srgb, var(--line2) 62%, transparent);
}
.choice:hover:not(:disabled){
  transform:translateX(calc(5px * var(--bounce))) translateY(-1px);
  box-shadow:var(--glow);
}
.choice .k{transition:transform .22s var(--spring), background-color .18s var(--ease)}
.choice:hover:not(:disabled) .k{transform:scale(1.12) rotate(-4deg)}
html[data-band="sprout"] .choice .k{width:34px;height:34px;font-size:15px;border-radius:11px}
html[data-band="sprout"] .choice:hover:not(:disabled) .k{transform:scale(1.18) rotate(-7deg)}

/* Correct answer celebration */
@keyframes pulseRing{
  0%{box-shadow:0 0 0 0 color-mix(in srgb, var(--good) 55%, transparent)}
  100%{box-shadow:0 0 0 18px transparent}
}
.choice.correct{animation:pop .34s var(--spring), pulseRing .7s var(--ease)}

/* ---------- Grade picker: show the band ---------- */
.gbtn{position:relative;overflow:hidden}
.gbtn::before{
  content:'';position:absolute;inset:auto 0 0 0;height:3px;opacity:.85;
  background:var(--bandc,transparent);
}
.gbtn[data-band="sprout"]{--bandc:linear-gradient(90deg,#ffd23f,#ff8fd8)}
.gbtn[data-band="scout"] {--bandc:linear-gradient(90deg,#ffc93c,#4fc3f7)}
.gbtn[data-band="ranger"]{--bandc:linear-gradient(90deg,#7c9bff,#34d399)}
.gbtn[data-band="summit"]{--bandc:linear-gradient(90deg,#d8dee9,#7aa2f7)}
.gbtn.on{transform:translateY(-3px) scale(1.04)}

/* Band chip on the setup + dashboard */
.band-chip{
  display:inline-flex;align-items:center;gap:7px;padding:5px 12px;border-radius:99px;
  font-size:11.5px;font-weight:800;letter-spacing:.09em;text-transform:uppercase;
  background:color-mix(in srgb, var(--gold) 14%, transparent);
  border:1px solid color-mix(in srgb, var(--gold) 32%, transparent);
  color:var(--gold);
}

/* ---------- Stats: gradient numerals ---------- */
.stat .v{
  background:linear-gradient(135deg,var(--ink),color-mix(in srgb,var(--gold) 70%, var(--ink)));
  -webkit-background-clip:text;background-clip:text;color:transparent;
  font-variant-numeric:tabular-nums;
}
.stat.gold .v{background:linear-gradient(135deg,var(--gold),var(--gold2));-webkit-background-clip:text;background-clip:text;color:transparent}
.stat.good .v{background:linear-gradient(135deg,var(--good),color-mix(in srgb,var(--good) 55%, var(--math)));-webkit-background-clip:text;background-clip:text;color:transparent}
.stat.math .v{background:linear-gradient(135deg,var(--math),var(--read));-webkit-background-clip:text;background-clip:text;color:transparent}
.stat:hover{transform:translateY(-3px) scale(1.015)}

/* ---------- Progress: animated shimmer ---------- */
.progress{background:color-mix(in srgb, var(--bg2) 90%, transparent);height:9px}
.progress .b{
  background:linear-gradient(90deg,var(--gold2),var(--gold),var(--gold2));
  background-size:220% 100%;animation:flow 2.6s linear infinite;
  box-shadow:0 0 14px -2px color-mix(in srgb, var(--gold) 65%, transparent);
}
@keyframes flow{to{background-position:-220% 0}}
html[data-band="summit"] .progress .b{animation:none}

/* ---------- Quest card: aurora sweep ---------- */
.quest-card{
  background:linear-gradient(150deg,
    color-mix(in srgb, var(--panel2) 90%, transparent),
    color-mix(in srgb, var(--bg2) 94%, transparent));
  border:1px solid color-mix(in srgb, var(--line2) 60%, transparent);
}
.quest-card::before{
  background:conic-gradient(from 200deg at 85% -10%,
    color-mix(in srgb,var(--gold) 60%, transparent),
    color-mix(in srgb,var(--read) 45%, transparent),
    transparent 55%);
  opacity:.14;
}

/* ---------- Sprout-only delight ---------- */
html[data-band="sprout"] .brand .mark{animation:wiggle 4.5s ease-in-out infinite}
@keyframes wiggle{0%,100%{transform:rotate(-5deg)}50%{transform:rotate(5deg)}}
html[data-band="sprout"] .stat{text-align:center}
html[data-band="sprout"] .sec-title{font-size:14px;letter-spacing:.04em}
html[data-band="sprout"] .tag2{font-size:12.5px;padding:5px 12px}

/* Summit strips the playful bits back out */
html[data-band="summit"] .hero .mark-lg{animation:none;border-radius:14px}
html[data-band="summit"] .quest-card::before{opacity:.07}
html[data-band="summit"] .fork-lead .spark{display:none}

/* ---------- Motion budget ---------- */
html[data-motion="none"] *{animation-duration:.001ms !important;animation-iteration-count:1 !important}
html[data-motion="none"] body::before{animation:none}

@media (prefers-reduced-motion:reduce){
  body::before{animation:none}
  .btn.primary::after{display:none}
}


/* ---------- Fork: explicit continue + countdown ---------- */
.fork-go{margin-top:14px}
.fork-cont{position:relative}
.fork-timer{
  height:3px;margin-top:8px;border-radius:99px;overflow:hidden;
  background:color-mix(in srgb, var(--line2) 55%, transparent);
}
.fork-timer-b{
  height:100%;width:0;border-radius:99px;
  background:linear-gradient(90deg,var(--gold2),var(--gold));
  transition-property:width;transition-timing-function:linear;
  opacity:.55;
}
html[data-motion="none"] .fork-timer{display:none}
@media (prefers-reduced-motion:reduce){.fork-timer{display:none}}

/* The echo deserves room to breathe now that it is the thing being read. */
.fork-echo{font-size:15px;padding:13px 17px;line-height:1.6}
html[data-band="sprout"] .fork-echo{font-size:16.5px;font-style:normal;font-weight:700}

/* ============================================================
   Painted scene layers
   ============================================================ */
.sp-wrap{position:absolute;inset:0;overflow:hidden}
.sp-img{
  position:absolute;inset:0;width:100%;height:100%;
  object-fit:cover;object-position:center 62%;
  will-change:transform;
}
/* Slow Ken Burns drift so a still painting feels alive */
@keyframes sceneDrift{
  0%{transform:scale(1.06) translate3d(-.6%,0,0)}
  100%{transform:scale(1.12) translate3d(.6%,-1%,0)}
}
.sceneDrift{animation:sceneDrift 26s ease-in-out infinite alternate}

.sp-tint,.sp-grade,.sp-fade,.sp-vig{position:absolute;inset:0;pointer-events:none}
.sp-tint{mix-blend-mode:soft-light}
/* Teal shadows, warm highlights — the standard cinematic grade */
.sp-grade{
  background:linear-gradient(180deg,
    rgba(30,60,90,.26) 0%,
    rgba(0,0,0,0) 42%,
    rgba(255,170,90,.10) 100%);
  mix-blend-mode:soft-light;
}
.sp-fade{
  background:linear-gradient(180deg,
    transparent 42%,
    color-mix(in srgb, var(--bg) 55%, transparent) 76%,
    color-mix(in srgb, var(--bg) 92%, transparent) 100%);
}
.sp-vig{
  background:radial-gradient(120% 92% at 50% 42%, transparent 52%, rgba(0,0,0,.40) 100%);
}

/* The photo fills the full-bleed strip; keep it a bit taller than the SVG. */
.scene-art:has(.sp-wrap){height:clamp(200px,34vw,380px)}

html[data-motion="none"] .sceneDrift,
html[data-band="summit"] .sceneDrift{animation:none;transform:scale(1.04)}
@media (prefers-reduced-motion:reduce){
  .sceneDrift{animation:none;transform:scale(1.04)}
}
@media (max-width:560px){
  .scene-art:has(.sp-wrap){height:clamp(170px,46vw,240px)}
  .sp-img{object-position:center 58%}
}


/* ---------- Home navigation ----------
   The logo is a real button on every screen, so there is always an
   obvious way back without hunting for it. */
.brand{
  display:flex;align-items:center;gap:9px;
  font-weight:800;font-size:18px;letter-spacing:-.02em;
  background:none;border:0;padding:4px 8px 4px 4px;margin-left:-4px;
  border-radius:var(--r3);cursor:pointer;color:inherit;
  transition:background-color .18s var(--ease), transform .18s var(--spring);
}
.brand:hover{background:color-mix(in srgb, var(--panel2) 70%, transparent)}
.brand:active{transform:scale(.97)}
.brand:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
.home-chip{font-weight:700}
.home-chip b{color:var(--gold)}

/* ---------- Chapter ribbon ---------- */
.chapter-bar{
  position:relative;z-index:2;
  max-width:min(var(--maxw), calc(100vw - 36px));
  margin:0 auto 8px;padding:0 4px;
  display:flex;align-items:center;gap:10px;
  font-size:11.5px;font-weight:800;letter-spacing:.11em;text-transform:uppercase;
  color:var(--gold);text-shadow:0 2px 10px rgba(0,0,0,.85);
  animation:sceneTextIn .5s var(--ease) both;
}
.ch-dots{display:flex;gap:5px;flex:none}
.ch-dot{width:6px;height:6px;border-radius:99px;background:currentColor;opacity:.28;transition:opacity .3s,transform .3s}
.ch-dot.on{opacity:1;transform:scale(1.3)}
.ch-dot.done{opacity:.62}
.ch-num{color:var(--ink3);letter-spacing:.06em;font-weight:700}
.ch-tale{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:52%}
html[data-band="sprout"] .chapter-bar{font-size:12.5px}

/* Companion reaction line inside feedback */
.companion{
  margin-top:9px;padding-top:9px;border-top:1px solid var(--line);
  font-size:13.5px;color:var(--ink2);font-style:italic;
}
/* Chapter-opening scenes get a stronger entrance */
.scene.chapter-open{
  border-left-width:4px;
  box-shadow:0 1px 0 rgba(255,255,255,.07) inset, 0 20px 48px -22px rgba(0,0,0,.95);
}

/* ---------- Privacy & terms sheet ---------- */
.linkish{
  background:none;border:0;padding:2px 4px;cursor:pointer;
  color:var(--ink3);font-size:11px;letter-spacing:.04em;
  text-decoration:underline;text-underline-offset:2px;
  transition:color .18s var(--ease);
}
.linkish:hover{color:var(--gold)}
.linkish:focus-visible{outline:2px solid var(--gold);outline-offset:2px;border-radius:4px}

.legal-box{max-width:540px}
.legal-sec{
  padding:13px 0;border-bottom:1px solid var(--line);
}
.legal-sec:last-of-type{border-bottom:0}
.legal-sec h4{
  font-size:14.5px;margin:0 0 5px;color:var(--ink);
  display:flex;align-items:center;gap:8px;
}
.legal-sec p{
  margin:0;font-size:13.5px;line-height:1.6;color:var(--ink2);
}
.legal-sec p b{color:var(--ink)}
.legal-fine{
  margin:16px 0 0;padding-top:13px;border-top:1px solid var(--line);
  font-size:12px;line-height:1.55;color:var(--ink3);
}


/* ---------- Name expansion + non-affiliation notice ---------- */
.hero .expansion{
  margin:-4px 0 14px;font-size:12.5px;font-weight:700;
  letter-spacing:.14em;text-transform:uppercase;color:var(--gold);
  opacity:.85;
}
.hero .nonaffil{
  margin:14px auto 0;max-width:440px;
  font-size:11.5px;line-height:1.55;color:var(--ink3);
}
html[data-band="sprout"] .hero .expansion{letter-spacing:.1em}

/* ============================================================
   World Languages picker
   ============================================================ */
.lang-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(148px,1fr));gap:10px}
.lbtn{
  display:flex;align-items:center;gap:10px;text-align:left;
  padding:13px 14px;border-radius:var(--r3);
  background:var(--panel);border:1px solid var(--line);
  color:var(--ink2);font-weight:700;font-size:14.5px;
  cursor:pointer;transition:var(--t)
}
.lbtn .fl{font-size:20px;line-height:1}
.lbtn .nm{display:block}
.lbtn .nv{display:block;font-size:11.5px;font-weight:600;color:var(--ink3);letter-spacing:.01em}
.lbtn:hover{border-color:var(--line2);color:var(--ink)}
.lbtn.on{
  border-color:var(--wor);color:var(--ink);
  background:color-mix(in srgb, var(--wor) 12%, var(--panel));
  box-shadow:0 0 0 1px var(--wor) inset
}
.langnote{
  margin:10px 2px 0;font-size:12.5px;line-height:1.5;color:var(--ink3);
  text-transform:none;letter-spacing:0;font-weight:600
}
@media (hover:none) and (pointer:coarse){ .lbtn{min-height:52px} }

/* ============================================================
   Pre-K picture questions
   A four-year-old answers from the picture, not the sentence, so
   the picture has to be the loudest thing on the screen.
   ============================================================ */
.bigpic{
  display:block;text-align:center;line-height:1.15;
  font-size:clamp(56px,17vw,104px);
  margin:6px 0 18px;
  letter-spacing:.06em;
  filter:drop-shadow(0 10px 20px rgba(0,0,0,.32))
}
.picrow{
  display:block;text-align:center;line-height:1.5;
  font-size:clamp(34px,10vw,58px);
  margin:6px 0 18px;letter-spacing:.08em
}
html[data-band="seedling"] .qtext{line-height:1.35}
/* Options in Pre-K are short: give them room and make them thumb-sized. */
html[data-band="seedling"] .choice{min-height:66px;font-weight:700}
html[data-band="seedling"] .choice .k{font-size:17px}