:root{--bg: #0e0f13;--bg-elev: #16181f;--ink: #f4f1ea;--ink-dim: #a4a6ad;--line: #2a2d37;--accent: #e4c590;--accent-ink: #1a1206;--radius: 14px;--maxw: 720px;color-scheme:dark}*{box-sizing:border-box}html,body{margin:0;padding:0}body{background:radial-gradient(1200px 600px at 50% -10%,#1b1d26 0%,var(--bg) 55%) fixed;color:var(--ink);font-family:Iowan Old Style,Palatino Linotype,Georgia,Times New Roman,serif;-webkit-font-smoothing:antialiased;line-height:1.55}.app-root{min-height:100dvh;display:flex;flex-direction:column}.app{flex:1 0 auto;display:grid;place-items:center;padding:6vh 20px}.onboarding,.discover,.content{width:100%;max-width:var(--maxw);display:flex;flex-direction:column;gap:34px}.onboarding__intro{display:flex;flex-direction:column;gap:10px}.onboarding__eyebrow{margin:0;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;text-transform:uppercase;letter-spacing:.22em;font-size:12px;color:var(--accent)}.brandmark{margin:0;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;text-transform:uppercase;letter-spacing:.34em;font-size:14px;font-weight:600;color:var(--accent)}.onboarding__title{margin:0;font-weight:500;font-size:clamp(28px,5vw,44px);line-height:1.12;letter-spacing:-.01em;white-space:pre-line}.onboarding__language{margin:4px 0 0;color:var(--ink-dim);font-size:18px}.onboarding__language strong{color:var(--ink);font-weight:600}.field{border:0;margin:0;padding:0;display:flex;flex-direction:column;gap:14px}.field__label{padding:0;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;font-size:15px;color:var(--ink-dim)}.chips{display:flex;flex-wrap:wrap;gap:10px}.chip{-webkit-appearance:none;-moz-appearance:none;appearance:none;cursor:pointer;border:1px solid var(--line);background:var(--bg-elev);color:var(--ink);padding:10px 18px;border-radius:999px;font:inherit;font-size:16px;transition:border-color .15s ease,background .15s ease,transform .05s ease}.chip:hover{border-color:#3a3e4b}.chip:active{transform:translateY(1px)}.chip--on{background:var(--accent);border-color:var(--accent);color:var(--accent-ink);font-weight:600}.chips--static .chip{cursor:default}.cta{align-self:flex-start;-webkit-appearance:none;-moz-appearance:none;appearance:none;cursor:pointer;border:0;border-radius:var(--radius);background:var(--accent);color:var(--accent-ink);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;font-weight:700;font-size:17px;padding:15px 30px;transition:opacity .15s ease,transform .05s ease}.cta:hover:not(:disabled){transform:translateY(-1px)}.cta:disabled{opacity:.35;cursor:not-allowed}.discover__intro{display:flex;flex-direction:column;gap:10px}.discover__empty{margin:0;color:var(--ink-dim);font-size:18px}.feature{display:flex;flex-direction:column;gap:10px;text-align:left;width:100%;cursor:pointer;background:var(--bg-elev);border:1px solid var(--line);border-radius:var(--radius);padding:26px;color:var(--ink);font:inherit;transition:border-color .15s ease,transform .06s ease}.feature:hover{border-color:var(--accent);transform:translateY(-2px)}.feature__category,.card__category{font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;font-size:12px;text-transform:uppercase;letter-spacing:.16em;color:var(--accent)}.feature__title{font-size:clamp(24px,4vw,32px);line-height:1.15;font-weight:500}.feature__teaser{color:var(--ink-dim);font-size:18px}.feature__meta,.card__meta{font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;font-size:13px;color:var(--ink-dim)}.discover__more{display:flex;flex-direction:column;gap:16px}.discover__more-label{margin:0;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;font-size:14px;text-transform:uppercase;letter-spacing:.14em;color:var(--ink-dim);font-weight:600}.cards{list-style:none;margin:0;padding:0;display:grid;gap:12px}.card{display:flex;flex-direction:column;gap:6px;text-align:left;width:100%;cursor:pointer;background:transparent;border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;color:var(--ink);font:inherit;transition:border-color .15s ease,background .15s ease}.card:hover{border-color:#3a3e4b;background:var(--bg-elev)}.card__title{font-size:20px;font-weight:500}.card__teaser{color:var(--ink-dim);font-size:15px}.discover-shell{width:100%;max-width:var(--maxw);display:flex;flex-direction:column;gap:26px}.langbar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px}.langbar__langs{display:flex;flex-wrap:wrap;gap:8px;align-items:center}.langbar__lang,.langbar__add,.langbar__signout{-webkit-appearance:none;-moz-appearance:none;appearance:none;cursor:pointer;border:1px solid var(--line);background:transparent;color:var(--ink-dim);border-radius:999px;padding:7px 14px;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;font-size:14px;transition:color .15s ease,border-color .15s ease,background .15s ease}.langbar__lang:hover,.langbar__add:hover,.langbar__signout:hover{color:var(--ink);border-color:#3a3e4b}.langbar__lang--on{background:var(--accent);border-color:var(--accent);color:var(--accent-ink);font-weight:600}.langbar__level{opacity:.7;font-variant-numeric:tabular-nums}.langbar__add{border-style:dashed}.langbar__signout{border-color:transparent}.text-input{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:100%;max-width:420px;border:1px solid var(--line);background:var(--bg-elev);color:var(--ink);border-radius:var(--radius);padding:14px 16px;font:inherit;font-size:17px}.text-input:focus-visible{border-color:var(--accent)}.form-error{margin:0;color:#e2a0a0;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;font-size:14px}.shell{width:100%;max-width:var(--maxw);display:flex;flex-direction:column;gap:30px}.appnav{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;padding-bottom:14px;border-bottom:1px solid var(--line)}.appnav__brand{font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;text-transform:uppercase;letter-spacing:.28em;font-size:13px;font-weight:600;color:var(--accent);margin-right:auto}.appnav__links{display:flex;flex-wrap:wrap;gap:4px}.navlink{-webkit-appearance:none;-moz-appearance:none;appearance:none;cursor:pointer;border:0;background:none;padding:8px 12px;border-radius:999px;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;font-size:15px;color:var(--ink-dim)}.navlink:hover{color:var(--ink)}.navlink--on{color:var(--accent-ink);background:var(--accent);font-weight:600}.appnav__lang{display:flex;flex-wrap:wrap;gap:6px;width:100%}.shell__main{display:block}.dash,.space{display:flex;flex-direction:column;gap:30px}.dash__hero{display:flex;flex-direction:column;gap:8px}.dash__continue{margin:4px 0 0;color:var(--ink-dim);font-size:18px}.dash__block{display:flex;flex-direction:column;gap:14px}.dash__review{margin:0;color:var(--ink-dim);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;font-size:15px}.dash__soon{opacity:.6}.activity{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}.activity__item{display:flex;flex-direction:column;gap:2px;border-bottom:1px solid var(--line);padding-bottom:10px}.activity__title{font-size:17px}.activity__meta{font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;font-size:13px;color:var(--ink-dim)}.rows{margin:0;display:flex;flex-direction:column;gap:12px}.row{display:flex;flex-direction:column;gap:2px}.row dt{font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;font-size:13px;text-transform:uppercase;letter-spacing:.12em;color:var(--ink-dim)}.row dd{margin:0;font-size:18px}.cta--ghost{align-self:flex-start;background:transparent;color:var(--ink);border:1px solid var(--line)}.home{width:100%;max-width:var(--maxw);display:flex;flex-direction:column;gap:34px}.topnav{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px}.topnav__tabs{display:flex;gap:6px}.tab{-webkit-appearance:none;-moz-appearance:none;appearance:none;cursor:pointer;border:0;background:none;padding:8px 4px;margin-right:10px;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;font-size:16px;color:var(--ink-dim);border-bottom:2px solid transparent}.tab--on{color:var(--ink);border-bottom-color:var(--accent);font-weight:600}.topnav__lang{display:flex;flex-wrap:wrap;gap:8px;align-items:center}.ilang{display:flex;gap:6px;align-items:center}.ilang__opt{-webkit-appearance:none;-moz-appearance:none;appearance:none;cursor:pointer;border:1px solid var(--line);background:transparent;color:var(--ink-dim);border-radius:999px;padding:4px 12px;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;font-size:13px}.ilang__opt--on{color:var(--ink);border-color:var(--accent)}.scaffold{display:flex;flex-direction:column;gap:4px;border-left:2px solid var(--line);padding-left:14px}.scaffold__line{margin:0;color:var(--ink-dim);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;font-size:15px}.scaffold__line strong,.scaffold__line em{color:var(--ink)}.start,.journey{display:flex;flex-direction:column;gap:30px}.chip--soon{opacity:.45;cursor:not-allowed}.counts{margin:0;display:flex;flex-wrap:wrap;gap:28px}.counts dt{font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;font-size:13px;text-transform:uppercase;letter-spacing:.12em;color:var(--ink-dim)}.counts dd{margin:4px 0 0;font-size:30px;font-weight:600;font-variant-numeric:tabular-nums}.recent{display:flex;flex-direction:column;gap:14px}.recent__label{margin:0;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;font-size:14px;text-transform:uppercase;letter-spacing:.12em;color:var(--ink-dim);font-weight:600}.recent__list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}.recent__item{display:flex;align-items:center;justify-content:space-between;gap:12px;border-bottom:1px solid var(--line);padding-bottom:10px}.recent__expr{font-size:18px}.tag{font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:var(--ink-dim);border:1px solid var(--line);border-radius:999px;padding:3px 10px;white-space:nowrap}.tag--learning{color:var(--accent);border-color:var(--accent)}.tag--acquired{color:#7fc79b;border-color:#5fae7f}.tag--to_review{color:#d9a3a3;border-color:#c98b8b}.progress{margin:0;display:flex;flex-wrap:wrap;gap:18px;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;font-size:14px;color:var(--ink-dim)}.progress strong{color:var(--ink);font-variant-numeric:tabular-nums}.step{width:100%;max-width:var(--maxw);display:flex;flex-direction:column;gap:22px}.step__title{margin:0;font-weight:500;font-size:clamp(22px,4vw,30px);line-height:1.2}.ls-hint{margin:0;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;font-size:14px;color:var(--ink-dim)}.reading{margin:0}.annot{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:0;background:transparent;padding:0;margin:0;font:inherit;color:var(--accent);cursor:pointer;border-bottom:1px dotted var(--accent);line-height:inherit}.annot:hover,.annot--on{background:#e4c59029}.understand{position:relative;background:var(--bg-elev);border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;display:flex;flex-direction:column;gap:6px}.understand__close{position:absolute;top:8px;right:12px;border:0;background:none;color:var(--ink-dim);font-size:22px;line-height:1;cursor:pointer}.understand__expr{margin:0;font-weight:600;font-size:18px}.understand__translation{margin:0;color:var(--accent);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;font-size:15px}.understand__meaning{margin:0;color:var(--ink-dim)}.understand__example{margin:0;font-style:italic;color:var(--ink-dim)}.options{display:flex;flex-direction:column;gap:10px}.option{-webkit-appearance:none;-moz-appearance:none;appearance:none;cursor:pointer;text-align:left;border:1px solid var(--line);background:var(--bg-elev);color:var(--ink);border-radius:var(--radius);padding:14px 18px;font:inherit;font-size:17px;transition:border-color .12s ease}.option:hover:not(:disabled){border-color:#3a3e4b}.option--correct{border-color:#5fae7f;background:#5fae7f24}.option--wrong{border-color:#c98b8b;background:#c98b8b24}.feedback{margin:0;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;color:var(--ink-dim)}.use__gap{margin:0;font-size:19px}.use__input{max-width:100%;resize:vertical}.use__feedback{display:flex;flex-direction:column;gap:6px}.use__sample{margin:0}.use__selfcheck{margin:0;color:var(--ink-dim);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;font-size:15px}.tally{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px;font-size:18px}.tally__n{display:inline-block;min-width:1.6em;font-weight:600;color:var(--accent);font-variant-numeric:tabular-nums}.content__back{align-self:flex-start;background:none;border:0;padding:0;cursor:pointer;color:var(--ink-dim);font:inherit;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;font-size:15px}.content__back:hover{color:var(--ink)}.content__category{margin:0;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;font-size:12px;text-transform:uppercase;letter-spacing:.16em;color:var(--accent)}.content__title{margin:0;font-size:clamp(28px,5vw,40px);line-height:1.15;font-weight:500}.content__meta{margin:0;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;font-size:13px;color:var(--ink-dim)}.content__body{display:flex;flex-direction:column;gap:18px;font-size:19px;line-height:1.7}.content__body p{margin:0}.link{align-self:flex-start;background:none;border:0;padding:0;cursor:pointer;color:var(--ink-dim);font:inherit;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;font-size:15px;text-decoration:underline;text-underline-offset:4px}.link:hover{color:var(--ink)}:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px}.brandlogo{display:inline-flex;align-items:center;gap:10px;text-decoration:none;color:var(--accent)}.brandlogo__mark{display:block;border-radius:8px;width:34px;height:34px}.brandlogo--sm .brandlogo__mark{width:26px;height:26px}.brandlogo__word{font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;text-transform:uppercase;letter-spacing:.28em;font-size:14px;font-weight:600}.brandlogo--sm .brandlogo__word{font-size:12px;letter-spacing:.24em}.intro__logo{width:48px;height:48px;border-radius:12px;margin-bottom:6px}.sitefooter{flex-shrink:0;display:flex;flex-direction:column;align-items:center;gap:12px;text-align:center;padding:34px 20px 40px;border-top:1px solid var(--line);color:var(--ink-dim);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;font-size:13px;line-height:1.6}.sitefooter a{color:var(--ink-dim);text-decoration:none}.sitefooter a:hover{color:var(--ink);text-decoration:underline}.sitefooter__brandline{margin:0}.sitefooter__links{display:flex;flex-wrap:wrap;justify-content:center;gap:8px}.sitefooter__legal{margin:0;max-width:620px;font-size:12px;opacity:.75}.legal{width:100%;max-width:var(--maxw);display:flex;flex-direction:column;gap:8px;text-align:left}.legal__title{margin:0;font-size:clamp(24px,4vw,34px);font-weight:600}.legal__meta{margin:0 0 12px;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;font-size:13px;color:var(--ink-dim)}.legal__body{display:flex;flex-direction:column;gap:22px}.legal__section{display:flex;flex-direction:column;gap:8px}.legal__h2{margin:0;font-size:18px;font-weight:600;color:var(--accent)}.legal__body p,.legal__body li{font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;font-size:15px;color:var(--ink-dim)}.legal__body ul{margin:0;padding-left:20px;display:flex;flex-direction:column;gap:4px}.legal__body a,.legal__mail{color:var(--accent)}.link-back{align-self:flex-start;-webkit-appearance:none;-moz-appearance:none;appearance:none;background:none;border:0;cursor:pointer;padding:4px 0;color:var(--ink-dim);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;font-size:14px}.link-back:hover{color:var(--ink)}.support{width:100%;max-width:var(--maxw);display:flex;flex-direction:column;gap:28px;text-align:left}.support__intro{display:flex;flex-direction:column;gap:8px}.support__title{margin:0;font-size:clamp(26px,4.5vw,38px);font-weight:500}.support__lead,.support__sent{margin:0;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;font-size:15px;color:var(--ink-dim)}.support__lead a,.support__sent a{color:var(--accent)}.support__form{display:flex;flex-direction:column;gap:20px}.field__input{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:100%;border:1px solid var(--line);background:var(--bg-elev);color:var(--ink);border-radius:var(--radius);padding:13px 16px;font:inherit;font-size:16px}.field__input:focus{outline:2px solid var(--accent);outline-offset:2px}.field__input--area{resize:vertical;min-height:120px}.support__actions{display:flex;flex-wrap:wrap;align-items:center;gap:16px}.support__fallback{color:var(--ink-dim);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;font-size:14px}.support__fallback:hover{color:var(--ink)}.appnav .brandlogo__word{display:inline}@media(max-width:560px){.appnav .brandlogo__word{display:none}}