:root{font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;color:#28263c;background:#faf9ff}*{box-sizing:border-box}body{margin:0}header{background:white;border-bottom:1px solid #e9e5f4}.top{max-width:1100px;margin:auto;display:flex;justify-content:space-between;align-items:center;padding:18px 22px;gap:12px}.brand{font-weight:850;font-size:1.1rem;border:0;background:none;color:#514099;cursor:pointer}.chip{border-radius:50px;background:#f0ecff;padding:9px 14px;color:#514099;font-size:.85rem;font-weight:700}main{max-width:1100px;margin:auto;padding:30px 22px;min-height:80vh}.hero{padding:32px;border-radius:24px;background:linear-gradient(120deg,#6b58b9,#8b74cf);color:white;margin-bottom:24px}.hero h1{font-size:clamp(1.9rem,4vw,2.8rem);margin:0 0 9px}.hero p{opacity:.93;margin:0;max-width:650px;line-height:1.55}.eyebrow{font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;font-weight:800;opacity:.8}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}.card,.panel{border:1px solid #e9e5f4;border-radius:19px;background:#fff;padding:22px;box-shadow:0 5px 24px #33216408}.card{cursor:pointer;text-align:left;transition:transform .15s,border-color .15s}.card:hover{transform:translateY(-3px);border-color:#a99ae6}.card h3{margin:12px 0 7px;font-size:1.1rem}.card p{color:#68637a;line-height:1.45;min-height:42px}.tag{font-size:.8rem;color:#6250a8;font-weight:800}.progress{height:9px;background:#eeeaf7;border-radius:12px;overflow:hidden}.progress>div{height:100%;background:#7a64ca;border-radius:12px}h2{margin:30px 0 16px}.muted{color:#6b657a}.back{background:none;border:0;color:#5f4eb2;font-weight:800;cursor:pointer;padding:8px 0;margin-bottom:14px}.actions{display:flex;flex-wrap:wrap;gap:10px;margin:18px 0}.btn{border:0;background:#6652b5;color:white;padding:12px 17px;border-radius:12px;font-weight:750;cursor:pointer;font-size:.95rem}.btn.secondary{background:#f0ecff;color:#55439f}.btn:disabled{opacity:.5;cursor:default}.flash{min-height:245px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;border:2px solid #c9bdf2;border-radius:22px;background:#f7f4ff;cursor:pointer;padding:20px}.flash .big{font-size:clamp(1.6rem,5vw,2.8rem);font-weight:850;margin:18px 0}.flash small{color:#70648f}.options{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:10px;margin-top:16px}.option{padding:15px;border:1px solid #d9d2ee;border-radius:12px;background:white;cursor:pointer;text-align:left;font-size:1rem}.option:disabled{cursor:default}.correct{background:#e5f8eb;border-color:#4aa76a}.wrong{background:#ffebec;border-color:#e5777d}.note{background:#fff8e8;border-left:4px solid #e6b85e;padding:14px 17px;border-radius:9px;line-height:1.55;margin:18px 0}.wordlist{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:10px}.word{padding:13px 15px;background:#fff;border:1px solid #e9e5f4;border-radius:12px}.word strong{display:block;color:#514099}.word span{color:#676177}.conj{width:100%;border-collapse:collapse;margin:14px 0}.conj th,.conj td{padding:11px;text-align:left;border-bottom:1px solid #e9e5f4}.conj th{background:#f4f1fd}.sectiontitle{margin:26px 0 10px}.status{font-weight:750;color:#514099}.feedback{margin-top:14px;font-weight:700}footer{max-width:1100px;margin:auto;padding:22px;color:#777084;font-size:.85rem;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}@media(max-width:600px){.top{padding:14px}.chip{font-size:.7rem}.hero{padding:23px}.card,.panel{padding:17px}}

/* Phone-first refinements */
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}body{overflow-x:hidden}button{font:inherit;touch-action:manipulation;-webkit-tap-highlight-color:transparent}button:focus-visible,.flash:focus-visible,summary:focus-visible{outline:3px solid #b19bff;outline-offset:3px}button:active{transform:scale(.99)}.card:active{transform:scale(.99)}.flash{user-select:none}.conj{font-size:.95rem}details summary{cursor:pointer;padding:4px 0;min-height:40px}main{width:100%}
@media(max-width:600px){
 .top{padding:12px 16px;min-height:64px;align-items:center}.brand{font-size:1rem;line-height:1.25;text-align:left}.chip{font-size:.68rem;padding:7px 9px;white-space:nowrap}main{padding:16px 14px 28px;min-height:calc(100dvh - 160px)}.hero{padding:23px 19px;border-radius:19px;margin-bottom:19px}.hero h1{font-size:clamp(1.7rem,8vw,2.2rem);line-height:1.15}.hero p{font-size:.95rem}.eyebrow{font-size:.72rem}.grid,.wordlist,.options{grid-template-columns:minmax(0,1fr);gap:11px}.card,.panel{padding:18px;border-radius:16px}.card{min-height:132px;width:100%}.card p{min-height:0;margin:8px 0 14px}.card h3{margin:9px 0 5px}.card small{display:block;margin-top:9px}h2{font-size:1.25rem;margin:23px 0 13px}.actions{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:16px 0}.actions>.btn:only-child{grid-column:1/-1}.btn,.option{min-height:48px;padding:13px 12px;font-size:1rem;line-height:1.25}.btn{width:100%}.back{min-height:44px;font-size:.95rem}.flash{min-height:245px;padding:20px 14px}.flash .big{font-size:clamp(1.7rem,8vw,2.5rem);overflow-wrap:anywhere}.option{width:100%;min-height:55px}.word{padding:14px 16px}.word strong{font-size:1.07rem}.conj{display:block;overflow-x:auto;white-space:nowrap;-webkit-overflow-scrolling:touch}.conj th,.conj td{padding:11px 9px}.note{padding:14px}.feedback{line-height:1.5}footer{padding:18px 15px 32px;display:block;line-height:1.6}footer span{display:block}details.panel{padding:13px 15px!important} 
}
@media(max-width:360px){.chip{font-size:.6rem}.brand{font-size:.92rem}.top{gap:6px}.actions{grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;transition:none!important}}

/* Touch-first study enhancements */
.answerinput{display:block;width:100%;min-height:52px;border:2px solid #c8bdeb;border-radius:14px;padding:12px 15px;font:inherit;font-size:18px;margin:12px 0;background:#fff;color:#28263c}input:focus-visible,button:focus-visible,[role=button]:focus-visible{outline:3px solid #7a64ca;outline-offset:3px}.detail{margin-bottom:10px}.tablewrap{overflow-x:auto}.btn,.option,.back{min-height:46px;touch-action:manipulation}@media(max-width:600px){.actions .btn{flex:1 1 140px}.flash{min-height:290px}.option{min-height:56px}.hero{padding:23px 19px}.card{padding:18px}.top{flex-wrap:wrap}.chip{font-size:.75rem}}

.accountbar{max-width:1100px;margin:12px auto;padding:10px 16px;display:flex;justify-content:space-between;gap:12px;align-items:center;flex-wrap:wrap}.accountbar form{display:flex;align-items:end;gap:10px;flex-wrap:wrap;width:100%}.accountbar label{display:flex;flex-direction:column;gap:4px;font-size:.88rem;flex:1;min-width:120px}.accountbar input,.panel input,.panel textarea,.panel select{width:100%;max-width:100%;font:inherit;padding:12px;border:1px solid #a6a1b9;border-radius:9px;background:#fff;color:#211b33}.accountbar a{margin-right:12px}.panel form label{display:block;margin:14px 0;font-weight:600}.panel form input[type=checkbox]{width:auto;margin-right:8px}.panel{margin-bottom:18px}@media(max-width:600px){.accountbar form{display:grid;grid-template-columns:1fr}.accountbar .btn{width:100%}.accountbar{padding:12px}.panel form textarea{min-height:100px}}
/* Phase 3: phone-first review and flashcards */
.flash{touch-action:pan-y;overscroll-behavior:contain}.flash .big{line-height:1.2}.actions .btn{overflow-wrap:anywhere}.panel input[type=search]{min-height:48px}#lessons{display:flex;flex-wrap:wrap;gap:7px}#lessons .btn{margin:0!important}@media(max-width:600px){.flash{min-height:310px}.actions{grid-template-columns:repeat(2,minmax(0,1fr))}.actions .btn{font-size:.95rem;min-height:52px}#lessons{display:grid;grid-template-columns:1fr}#lessons .btn{text-align:left}}

/* Spanish Colors: high-visibility, phone-first visual learning */
.color-swatch{display:inline-block;width:42px;height:42px;min-width:42px;vertical-align:middle;margin-right:12px;border:2px solid rgba(15,23,42,.22);border-radius:12px;box-shadow:0 2px 7px rgba(0,0,0,.10)}
.word strong:has(.color-swatch){display:flex;align-items:center;gap:2px}
.color-swatch-large{display:block;width:min(50vw,164px);height:min(50vw,164px);margin:0 auto 16px;border-radius:24px;border-width:3px;box-shadow:0 6px 20px rgba(0,0,0,.15)}
.flash .big:has(.color-swatch-large){display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;line-height:1.25}
@media(max-width:480px){.color-swatch{width:38px;height:38px;min-width:38px}.color-swatch-large{width:140px;height:140px}.word strong:has(.color-swatch){flex-wrap:wrap}}

/* Visual recall practice: comfortable touch targets and accessible contrast */
.picture-practice{text-align:center}.picture-practice p{line-height:1.55}.picture-practice form{text-align:left;max-width:430px;margin:0 auto}.picture-practice-swatch{width:min(62vw,220px);height:min(62vw,220px);margin:22px auto;border:3px solid #645d75;border-radius:26px;box-shadow:0 8px 22px #17152b22}.picture-practice .feedback{min-height:28px;line-height:1.5}.picture-practice #pictureNext{justify-content:center}@media(max-width:600px){.picture-practice-swatch{width:min(58vw,195px);height:min(58vw,195px)}.picture-practice .actions{grid-template-columns:1fr}}

/* Mobile flashcards: keep the card and primary actions in one viewport. */
.flash-study{max-width:650px;margin:0 auto;display:flex;flex-direction:column;gap:10px}.flash-top{display:flex;justify-content:space-between;align-items:center;gap:8px}.flash-top .back{margin:0}.flash-study .flash{min-height:0;flex:1;touch-action:pan-y;padding:12px;user-select:none}.flash-study .flash .big{margin:6px 0;font-size:clamp(1.55rem,6vw,2.4rem)}.flash-controls{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:7px}.flash-mark{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:7px}.flash-extras{display:flex;gap:7px;flex-wrap:wrap;justify-content:center}.flash-study .btn{min-height:44px;padding:9px 7px;font-size:.88rem}.flash-study .color-swatch-large{width:min(22vh,125px);height:min(22vh,125px)}
@media(max-width:600px){main:has(.flash-study){padding:8px 12px 10px;min-height:0}.flash-study{height:calc(100dvh - 175px);min-height:400px;gap:7px}.flash-study .flash{min-height:0;padding:8px}.flash-study .flash small{font-size:.72rem}.flash-study .flash .big{font-size:clamp(1.5rem,6.5vw,2rem);margin:3px 0}.flash-study .color-swatch-large{width:min(19dvh,105px);height:min(19dvh,105px)}.flash-extras .btn{min-height:36px;padding:6px 9px;font-size:.77rem}.flash-study .status{font-size:.8rem}.flash-study .back{font-size:.85rem;min-height:36px}.flash-study .btn{min-height:43px;font-size:.82rem}}
@media(max-width:600px) and (max-height:700px){.flash-study{height:auto;min-height:calc(100dvh - 160px)}.flash-study .flash{min-height:135px}.flash-study .color-swatch-large{width:76px;height:76px}.flash-extras .btn{min-height:34px}}