/* Red Teddy Tutor learning pages. One design system: navy, ivory, a single red accent. */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{
  --navy:#0e1830;--navy2:#16233f;--red:#a3171f;--red-d:#7d0f17;--red-l:#c8353d;--red-soft:#fbe9e9;
  --ivory:#faf6ef;--ivory2:#f2eadb;--paper:#fffdf9;--ink:#1d1a1a;--mute:#5d5650;
  --line:rgba(29,26,26,.12);--gold:#d9a441;
  --radius:18px;--shadow:0 1px 2px rgba(14,24,48,.06),0 8px 24px rgba(14,24,48,.06);
  --shadow-lift:0 2px 4px rgba(14,24,48,.08),0 16px 36px rgba(14,24,48,.10);
  --ease:cubic-bezier(.2,.7,.2,1);
  --serif:Georgia,'Iowan Old Style','Palatino Linotype',Palatino,serif;
  --sans:system-ui,-apple-system,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){--ivory:#15100e;--ivory2:#211a17;--paper:#1d1715;--ink:#f4ede4;--mute:#c9beb2;--line:rgba(244,237,228,.14);--red-soft:#3a1d1d;--shadow:0 1px 2px rgba(0,0,0,.4),0 8px 24px rgba(0,0,0,.3);--shadow-lift:0 2px 4px rgba(0,0,0,.4),0 16px 36px rgba(0,0,0,.45)}
}
:root[data-theme="dark"]{--ivory:#15100e;--ivory2:#211a17;--paper:#1d1715;--ink:#f4ede4;--mute:#c9beb2;--line:rgba(244,237,228,.14);--red-soft:#3a1d1d}

body{font-family:var(--sans);color:var(--ink);background:
  radial-gradient(1200px 500px at 85% -10%,rgba(163,23,31,.06),transparent 60%),var(--ivory);
  line-height:1.55;min-height:100vh;display:flex;flex-direction:column;-webkit-font-smoothing:antialiased}
a{color:inherit}
:focus-visible{outline:3px solid var(--gold);outline-offset:3px;border-radius:6px}
[tabindex="-1"]:focus{outline:none}
.wrap{width:min(980px,100% - 32px);margin-inline:auto}
.skip{position:absolute;left:-999px;top:8px;background:var(--paper);color:var(--ink);padding:10px 16px;border-radius:8px;z-index:100}
.skip:focus{left:8px}
h1,h2,h3{font-family:var(--serif);line-height:1.15;letter-spacing:-.012em;font-weight:700}
h1{font-size:clamp(2rem,4.2vw,2.8rem);margin:8px 0 12px}
h2{font-size:clamp(1.7rem,3.6vw,2.3rem);margin:6px 0 10px}
h3{font-size:1.3rem;margin:0 0 10px}
.eyebrow{font-size:.74rem;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--red)}
.lead{color:var(--mute);max-width:40em;font-size:1.05rem}
.muted{color:var(--mute);font-size:.95rem}

/* header */
.top{background:var(--navy);color:#fff;position:sticky;top:0;z-index:20;box-shadow:0 1px 0 rgba(255,255,255,.06)}
.bar{display:flex;align-items:center;justify-content:space-between;min-height:68px;gap:12px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-family:var(--serif);font-weight:700;font-size:1.12rem;letter-spacing:-.01em}
.brand img{width:40px;height:40px;border-radius:50%;object-fit:cover;object-position:50% 25%;border:2px solid var(--red-l);box-shadow:0 0 0 4px rgba(200,53,61,.18)}
.top nav a{color:#d6dcea;font-weight:600;text-decoration:none;font-size:.94rem;min-height:44px;display:inline-flex;align-items:center;padding:0 4px}
.top nav a:hover{color:#fff}

.main{padding:28px 0 64px;flex:1}
.foot{background:var(--navy);color:#c9d1e3;padding:28px 0;font-size:.9rem}
.foot a{color:#fff}
.foot p+p{margin-top:6px}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:52px;padding:0 26px;border-radius:999px;font:700 1rem var(--sans);text-decoration:none;border:2px solid transparent;cursor:pointer;background:none;color:var(--ink);transition:background .2s var(--ease),transform .15s var(--ease),box-shadow .2s var(--ease)}
.btn:active:not(:disabled){transform:scale(.98)}
.btn-red{background:linear-gradient(180deg,var(--red-l),var(--red));color:#fff;box-shadow:0 6px 16px rgba(163,23,31,.28)}
.btn-red:hover{box-shadow:0 8px 22px rgba(163,23,31,.36)}
.btn-line{border-color:var(--ink);background:transparent}
.btn-line:hover{background:var(--ivory2)}
.btn:disabled{opacity:.5;cursor:default}
.link{background:none;border:0;color:var(--red);font:700 .95rem var(--sans);cursor:pointer;min-height:44px;padding:0 4px}
.link:hover{text-decoration:underline}

/* audio bar */
.toolbar{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-bottom:16px}
.toolbar .btn{min-height:46px;padding:0 18px;font-size:.92rem;background:var(--paper)}
.toolbar .btn[aria-pressed="false"]{background:var(--ivory2);color:var(--mute)}
.range-label{display:inline-flex;align-items:center;gap:10px;font-size:.92rem;font-weight:600;min-height:46px;color:var(--mute)}
.range-label input{width:130px;accent-color:var(--red)}
.caption{min-height:2.6em;background:var(--paper);border-radius:14px;padding:14px 18px 14px 20px;font-size:1.05rem;margin-bottom:16px;box-shadow:var(--shadow);position:relative;overflow:hidden}
.caption::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--red)}
.caption:empty{display:none}
.notice{font-size:.92rem;color:var(--mute);margin-bottom:12px}
.notice:empty,.notice[hidden]{display:none}

/* hero (home) */
.hero-banner{display:flex;align-items:center;gap:22px;padding:26px 28px;border-radius:24px;background:linear-gradient(135deg,var(--navy),var(--navy2));color:#fff;margin-bottom:26px;box-shadow:var(--shadow-lift)}
.hero-banner .eyebrow{color:#ffc27a}
.hero-banner h2{color:#fff;margin:4px 0 6px}
.hero-copy{color:#c9d1e3;max-width:34em}
.teddy-hero{width:92px;height:92px;flex:none;box-shadow:0 0 0 6px rgba(255,255,255,.08)}

/* age + filters */
.age-panel{display:flex;flex-wrap:wrap;gap:14px 26px;align-items:flex-end;margin:4px 0 26px}
fieldset{border:0}
legend{font-weight:700;font-size:.8rem;letter-spacing:.04em;margin-bottom:10px;color:var(--mute);text-transform:uppercase}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{position:relative;display:inline-flex}
.chip input{position:absolute;opacity:0;width:1px;height:1px}
.chip span{display:inline-flex;align-items:center;min-height:50px;padding:0 22px;border:1.5px solid var(--line);border-radius:999px;cursor:pointer;font-weight:600;background:var(--paper);transition:all .2s var(--ease);box-shadow:var(--shadow)}
.chip:hover span{border-color:var(--ink)}
.chip input:checked+span{background:var(--navy);border-color:var(--navy);color:#fff;box-shadow:0 6px 16px rgba(14,24,48,.25)}
.chip input:focus-visible+span{outline:3px solid var(--gold);outline-offset:3px}
.check{display:inline-flex;align-items:center;gap:10px;min-height:50px;font-weight:600;cursor:pointer;color:var(--mute)}
.check input{width:22px;height:22px;accent-color:var(--red)}

/* panels & sections */
.panel{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:24px;margin-bottom:24px;box-shadow:var(--shadow)}
.panel.danger{border-color:rgba(163,23,31,.35)}
.domain{margin-bottom:34px}
.domain h3{font-size:1.4rem;margin-bottom:14px;display:flex;align-items:center;gap:10px}
.domain h3::after{content:"";flex:1;height:1px;background:var(--line)}
.cards{list-style:none;display:grid;grid-template-columns:repeat(auto-fill,minmax(232px,1fr));gap:14px}
.card{width:100%;height:100%;text-align:left;display:flex;flex-direction:column;gap:8px;padding:0 0 18px;border-radius:var(--radius);border:1px solid var(--line);background:var(--paper);color:var(--ink);cursor:pointer;font:inherit;overflow:hidden;box-shadow:var(--shadow);transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease)}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lift);border-color:rgba(163,23,31,.35)}
.card:active{transform:translateY(-1px)}
.card-preview{display:flex;align-items:center;justify-content:center;height:112px;background:linear-gradient(180deg,var(--ivory2),var(--paper));border-bottom:1px solid var(--line);padding:14px}
.card-preview .visual-shape{width:58px;height:58px}
.card-preview .visual-swatch{width:58px;height:58px}
.card-preview .visual-dots{width:110px}
.card-preview .visual-text{font-size:2.6rem}
.card-preview .visual-sequence{gap:6px}
.card-preview .tile{min-width:44px;min-height:44px;padding:4px}
.card-preview .tile .visual-shape{width:30px;height:30px}
.card-preview .tile .visual-swatch{width:30px;height:30px}
.card-preview .tile .visual-text{font-size:1.1rem}
.card-title{font-weight:700;font-size:1.05rem;padding:0 18px;line-height:1.3}
.card-meta{font-size:.84rem;color:var(--mute);padding:0 18px;font-weight:600;letter-spacing:.01em}
.privacy{font-size:.88rem;color:var(--mute);border-top:1px solid var(--line);padding-top:18px;margin-top:10px}

/* activity */
.activity-nav{margin-bottom:6px}
.progress-row{display:flex;align-items:center;gap:14px;margin:8px 0 4px}
.step-count{font-size:.8rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--mute);white-space:nowrap}
progress{width:100%;height:8px;appearance:none;border:0;border-radius:999px;overflow:hidden;background:var(--line)}
progress::-webkit-progress-bar{background:var(--line)}
progress::-webkit-progress-value{background:linear-gradient(90deg,var(--red-l),var(--red));transition:width .4s var(--ease)}
progress::-moz-progress-bar{background:var(--red)}
.prompt{font-size:clamp(1.2rem,2.8vw,1.5rem);font-weight:600;margin:6px 0 18px;color:var(--ink)}
.stage{display:flex;justify-content:center;align-items:center;min-height:200px;background:var(--paper);border:1px solid var(--line);border-radius:24px;padding:28px;margin-bottom:22px;box-shadow:var(--shadow)}
.visual-dots{width:min(100%,260px);height:auto}
.visual-shape{width:140px;height:140px}
.visual-swatch{display:inline-block;width:120px;height:120px;border-radius:20px;box-shadow:inset 0 0 0 1px rgba(0,0,0,.08),0 6px 16px rgba(0,0,0,.12)}
.visual-text{font-family:var(--serif);font-size:clamp(3rem,10vw,5rem);font-weight:700}
.visual-text.small{font-size:1.6rem}
.visual-sequence{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;align-items:center}
.tile{display:inline-flex;align-items:center;justify-content:center;min-width:76px;min-height:76px;padding:8px;border-radius:16px;background:var(--ivory);border:1px solid var(--line)}
.tile .visual-shape{width:52px;height:52px}
.tile .visual-swatch{width:56px;height:56px}
.tile .visual-text{font-size:1.9rem}
.tile-blank{border:2px dashed var(--ink);font-family:var(--serif);font-size:2rem;font-weight:700;background:transparent}

.play{margin-bottom:16px}
.options{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:14px}
.option{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;min-height:124px;padding:18px 16px;border-radius:20px;border:1.5px solid var(--line);background:var(--paper);color:var(--ink);cursor:pointer;font:inherit;box-shadow:var(--shadow);transition:transform .15s var(--ease),border-color .2s,box-shadow .2s var(--ease),background .2s}
.option:hover:not(:disabled){border-color:var(--red);box-shadow:var(--shadow-lift);transform:translateY(-2px)}
.option:active:not(:disabled){transform:scale(.98)}
.option:disabled{cursor:default;opacity:.7}
.option-visual .visual-shape{width:72px;height:72px}
.option-visual .visual-swatch{width:72px;height:72px}
.option-visual .visual-dots{width:110px}
.option-label{font-weight:700;font-size:1.2rem}
.option:has(.option-visual) .option-label{font-size:1rem;font-weight:600;color:var(--mute)}

/* drag and drop */
.drop-area{width:100%;display:flex;flex-direction:column;gap:18px}
.tray{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;min-height:124px;padding:16px;border-radius:22px;background:var(--ivory2);border:1px dashed var(--line)}
.tray[hidden]{display:none}
.drag-item{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;min-width:112px;min-height:112px;padding:12px;border-radius:18px;border:1.5px solid var(--line);background:var(--paper);color:var(--ink);cursor:grab;touch-action:none;font:inherit;user-select:none;box-shadow:var(--shadow);transition:transform .15s var(--ease),box-shadow .2s var(--ease)}
.drag-item:hover{box-shadow:var(--shadow-lift);transform:translateY(-2px)}
.drag-item[aria-pressed="true"]{border-color:var(--red);box-shadow:0 0 0 3px var(--gold),var(--shadow-lift)}
.drag-item .visual-shape{width:56px;height:56px}
.drag-item .visual-swatch{width:56px;height:56px}
.drag-item .visual-dots{width:90px}
.zones{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:14px}
.drop-zone{display:flex;flex-direction:column;align-items:center;gap:8px;min-height:176px;padding:16px;border-radius:22px;border:2px dashed rgba(29,26,26,.28);background:var(--paper);color:var(--ink);cursor:pointer;font:inherit;transition:border-color .2s,background .2s}
.drop-zone:hover{border-color:var(--red);background:var(--red-soft)}
.drop-visual .visual-shape{width:84px;height:84px}
.placed-row{display:flex;flex-wrap:wrap;gap:6px;justify-content:center;min-height:36px}
.placed{display:inline-flex;align-items:center;justify-content:center;min-width:36px;min-height:36px}
.placed .visual-shape{width:36px;height:36px}
.placed .visual-swatch{width:36px;height:36px}
.placed .visual-dots{width:60px}
.placed-text{font-weight:700;border:1px solid var(--line);border-radius:8px;padding:2px 8px}

/* memory */
.memory-board{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:14px;width:100%}
.memory-card{aspect-ratio:1/1;border-radius:20px;border:0;cursor:pointer;display:flex;align-items:center;justify-content:center;padding:14px;background:var(--paper);color:var(--ink);box-shadow:var(--shadow);transition:transform .35s var(--ease),background .3s,box-shadow .3s;font:inherit}
.memory-card:not(:disabled):hover{transform:translateY(-3px);box-shadow:var(--shadow-lift)}
.memory-card.is-up{outline:1px solid var(--line)}
.memory-card.is-matched{background:var(--red-soft);outline:2px solid var(--red);cursor:default}
.memory-card .visual-shape{width:58%;height:58%;max-width:76px;max-height:76px}
.memory-card .visual-swatch{width:60%;height:60%;max-width:76px;max-height:76px}
.memory-card .visual-dots{width:100%}
.card-back{width:100%;height:100%;border-radius:12px;background:repeating-linear-gradient(45deg,var(--red) 0 10px,var(--red-d) 10px 20px);opacity:.92}

/* feedback */
.feedback{margin-top:22px;min-height:3em;display:flex;flex-direction:column;gap:10px;align-items:flex-start}
.feedback:empty{display:none}
.feedback>*{animation:rise .45s var(--ease) both}
.fb{font-weight:700;font-size:1.15rem}
.hint{background:var(--paper);border-left:4px solid var(--gold);border-radius:12px;padding:14px 18px;font-size:1.02rem;box-shadow:var(--shadow);max-width:36em}
.teddy{width:64px;height:64px;border-radius:50%;object-fit:cover;object-position:50% 25%;border:3px solid var(--red-l);box-shadow:0 6px 16px rgba(163,23,31,.25)}
.teddy-large{width:120px;height:120px;margin:0 auto 10px}
.teddy-happy{animation:wiggle .7s var(--ease) 1}
@keyframes wiggle{0%,100%{transform:rotate(0)}25%{transform:rotate(-7deg)}75%{transform:rotate(7deg)}}
@keyframes rise{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

.complete{text-align:center;padding:36px 0 12px}
.complete h2{margin-top:6px}
.complete p{margin:8px auto;max-width:34em}
.cta-row{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-top:26px}

/* parent */
.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:14px;margin-top:6px}
.stat{background:var(--ivory2);border-radius:var(--radius);padding:18px 20px}
.stat dt{font-size:.82rem;font-weight:600;color:var(--mute);letter-spacing:.02em}
.stat dd{font-family:var(--serif);font-size:2rem;font-weight:700;margin-top:4px}
.table-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:.96rem}
caption{text-align:left;color:var(--mute);font-size:.86rem;padding-bottom:10px;caption-side:top}
th,td{text-align:left;padding:13px 10px;border-bottom:1px solid var(--line)}
thead th{font-size:.78rem;text-transform:uppercase;letter-spacing:.06em;color:var(--mute);font-weight:700}
.recent{padding-left:20px}
.recent li,.recs li{margin-bottom:9px}
.recs{padding-left:20px}
.recs a{font-weight:700;color:var(--red);text-decoration:none}
.recs a:hover{text-decoration:underline}
.flash{font-weight:700;margin-top:10px;min-height:1.4em}

/* small screens */
@media (max-width:600px){
  .wrap{width:min(980px,100% - 28px)}
  .hero-banner{padding:20px;gap:16px}
  .teddy-hero{width:70px;height:70px}
  .cards{grid-template-columns:1fr 1fr;gap:12px}
  .card-preview{height:92px}
  .card-title{font-size:.98rem}
  .range-label input{width:100px}
  .option{min-height:112px}
  .memory-board{grid-template-columns:repeat(2,1fr)}
  .stage{min-height:160px;padding:20px}
}
/* reduced motion: no wiggle, rise, lift or smooth transitions */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .card:hover,.option:hover:not(:disabled),.drag-item:hover,.memory-card:hover{transform:none!important}
}

/* accounts */
.field{width:100%;min-height:52px;padding:0 16px;border:1.5px solid var(--line);border-radius:14px;font:1rem var(--sans);background:var(--paper);color:var(--ink);margin-bottom:16px}
.field:focus{border-color:var(--red);outline:3px solid var(--gold);outline-offset:0}
.field-label{display:block;font-weight:700;font-size:.9rem;margin-bottom:8px}
.small{font-size:.85rem;margin-top:14px}
.learning-as{font-size:.95rem;margin:-4px 0 18px}
.learning-as a{color:var(--red);font-weight:700}
.panel-head{display:flex;justify-content:space-between;align-items:baseline;gap:12px;flex-wrap:wrap;margin-bottom:12px}
.profiles{list-style:none;display:grid;gap:12px;margin-bottom:6px}
.profile{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;padding:16px 18px;border:1px solid var(--line);border-radius:16px;background:var(--ivory2)}
.profile-actions{display:flex;flex-wrap:wrap;gap:10px}
.profile-actions .btn{min-height:46px;padding:0 20px;font-size:.95rem}