:root{color-scheme:dark;--bg:#0a0a0a;--surface:#131313;--text:#ffffff;--muted:#9a9a9a;--body:#c5c5c5;--quiet:#6a6a6a;--border:#1f1f1f;--border-strong:#2a2a2a;--radius:12px}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;min-height:100vh;-webkit-font-smoothing:antialiased}a{color:inherit}.shell{max-width:960px;margin:0 auto;padding:24px 24px 80px}.shell--narrow{max-width:680px}header.nav{display:flex;align-items:center;justify-content:space-between;padding:8px 0 48px}.nav__wordmark{font-size:18px;font-weight:600;letter-spacing:-.01em;text-decoration:none;color:var(--text)}.nav__links{display:flex;gap:24px}.nav__links a{font-size:14px;color:var(--muted);text-decoration:none}.nav__links a:hover{color:var(--text)}.hero{padding:24px 0 56px}.hero__eyebrow{display:inline-block;font-size:12px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);border:1px solid var(--border-strong);border-radius:999px;padding:6px 12px;margin-bottom:24px}.hero h1{font-size:48px;font-weight:700;line-height:1.05;letter-spacing:-.03em;margin:0 0 20px;max-width:720px}.hero p{font-size:18px;line-height:1.5;color:var(--muted);margin:0 0 32px;max-width:600px}.actions{display:flex;flex-wrap:wrap;gap:12px}.cta{display:inline-flex;align-items:center;padding:14px 24px;background:#ffffff;color:#0a0a0a;text-decoration:none;font-size:15px;font-weight:600;border-radius:var(--radius);border:1px solid #ffffff}.cta--ghost{background:transparent;color:#ffffff;border-color:var(--border-strong)}.cta--ghost:hover{border-color:#4a4a4a}.section{padding:56px 0;border-top:1px solid var(--border)}.section h2{font-size:28px;font-weight:700;letter-spacing:-.02em;margin:0 0 8px}.section .lede{font-size:16px;color:var(--muted);margin:0 0 32px;max-width:560px}.steps{display:grid;grid-gap:16px;gap:16px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}.step{border:1px solid var(--border);border-radius:var(--radius);padding:24px;background:var(--surface)}.step__num{font-size:12px;color:var(--quiet);letter-spacing:.06em;text-transform:uppercase}.step h3{font-size:18px;margin:8px 0;font-weight:600;letter-spacing:-.01em}.step p{font-size:14px;line-height:1.55;color:var(--muted);margin:0}.step p a{color:var(--text);text-decoration:underline;text-underline-offset:3px;-webkit-text-decoration-color:var(--border-strong);text-decoration-color:var(--border-strong)}.step p a:hover{-webkit-text-decoration-color:var(--text);text-decoration-color:var(--text)}.plans{display:grid;grid-gap:16px;gap:16px;grid-template-columns:1fr}.plan{border:1px solid var(--border);border-radius:var(--radius);padding:28px 24px 24px;background:var(--surface);position:relative}.plan--featured{border-color:#ffffff}.plan__badge{position:absolute;top:-10px;right:16px;background:#ffffff;color:#0a0a0a;font-size:11px;font-weight:700;padding:4px 8px;border-radius:6px;letter-spacing:.04em;text-transform:uppercase}.plan__name{font-size:12px;color:var(--quiet);letter-spacing:.06em;text-transform:uppercase}.plan__price{font-size:32px;font-weight:700;letter-spacing:-.02em;margin:12px 0 4px}.plan__unit{font-size:14px;color:var(--muted)}.plan__note{margin-top:12px;font-size:13px;color:var(--muted);line-height:1.5}footer.site-footer{border-top:1px solid var(--border);padding:32px 0 0;margin-top:56px;display:flex;flex-wrap:wrap;gap:16px;justify-content:space-between;font-size:13px;color:var(--quiet)}footer.site-footer a{color:var(--muted);text-decoration:none}footer.site-footer a:hover{color:var(--text)}footer.site-footer .links{display:flex;gap:20px;flex-wrap:wrap}article.legal{padding:24px 0}article.legal h1{font-size:36px;font-weight:700;letter-spacing:-.02em;margin:0 0 8px}article.legal .meta{color:var(--quiet);font-size:13px;margin-bottom:40px}article.legal h2{font-size:20px;margin:40px 0 12px}article.legal h2,article.legal h3{font-weight:600;letter-spacing:-.01em}article.legal h3{font-size:16px;margin:24px 0 8px}article.legal li,article.legal p{font-size:15px;line-height:1.65;color:var(--body)}article.legal p{margin:0 0 16px}article.legal ul{margin:0 0 16px;padding-left:20px}article.legal li{margin-bottom:8px}article.legal a{color:#ffffff;text-decoration:underline;text-underline-offset:3px}.delacct{margin:24px 0 8px;padding:24px;border:1px solid var(--border-strong);border-radius:14px;background:rgba(255,255,255,.02)}.delacct h2{font-size:18px;font-weight:600;letter-spacing:-.01em;margin:0 0 10px}.delacct p{font-size:15px;line-height:1.6;color:var(--body);margin:0 0 14px}.delacct__loading{color:var(--muted);margin:0}.delacct__label{display:block;font-size:13px;color:var(--muted);margin:4px 0 8px}.delacct__actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}.delacct__fine{font-size:13px;color:var(--muted);margin:16px 0 0}.delacct__fine a{color:var(--muted);text-decoration:underline;text-underline-offset:2px}.wip{padding:80px 0 40px}.wip__pill{display:inline-block;font-size:12px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);border:1px solid var(--border-strong);border-radius:999px;padding:6px 12px;margin-bottom:24px}.wip h1{font-size:36px;font-weight:700;letter-spacing:-.02em;margin:0 0 16px}.wip p{font-size:16px;line-height:1.6;color:var(--muted);margin:0 0 24px;max-width:520px}@media (max-width:600px){.hero h1{font-size:36px}.hero p{font-size:16px}article.legal h1{font-size:28px}}.auth{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}.auth__card{width:100%;max-width:400px}.auth__wordmark{display:inline-block;font-size:18px;font-weight:600;letter-spacing:-.01em;text-decoration:none;color:var(--text);margin-bottom:40px}.auth h1{font-size:28px;font-weight:700;letter-spacing:-.02em;margin:0 0 8px}.auth p{font-size:15px;line-height:1.5;color:var(--muted);margin:0 0 24px}.auth__error{font-size:14px;line-height:1.5;color:#ffb4b4;background:rgba(255,80,80,.08);border:1px solid rgba(255,80,80,.25);border-radius:10px;padding:12px 14px;margin-bottom:20px}.auth__providers{display:flex;flex-direction:column;gap:10px}.auth__provider{width:100%;padding:14px 18px;font-size:15px;font-weight:600;color:var(--text);background:var(--surface);border:1px solid var(--border-strong);border-radius:var(--radius);cursor:pointer}.auth__provider:hover:not(:disabled){border-color:#3a3a3a}.auth__provider:disabled{opacity:.55;cursor:default}.auth__divider{display:flex;align-items:center;gap:12px;margin:20px 0;color:var(--quiet);font-size:13px}.auth__divider:after,.auth__divider:before{content:"";flex:1 1;height:1px;background:var(--border)}.auth__form{display:flex;flex-direction:column}.auth__label{font-size:13px;font-weight:600;color:var(--muted);margin-bottom:8px}.auth__input{width:100%;padding:13px 14px;font-size:15px;color:var(--text);background:var(--surface);border:1px solid var(--border-strong);border-radius:var(--radius);margin-bottom:12px}.auth__input::placeholder{color:var(--quiet)}.auth__input:focus{outline:none;border-color:#4a4a4a}.auth__submit{width:100%;padding:14px 18px;font-size:15px;font-weight:600;color:#0a0a0a;background:#ffffff;border:none;border-radius:var(--radius);cursor:pointer}.auth__submit:disabled{opacity:.5;cursor:default}.auth__hint{font-size:13px;line-height:1.6;color:var(--quiet);margin:20px 0 0}.auth__hint a,.auth__linklike{color:var(--muted);text-decoration:underline;text-underline-offset:2px}.auth__linklike{background:none;border:none;padding:0;font:inherit;cursor:pointer}.app__bar{display:flex;align-items:center;justify-content:space-between;padding:8px 0 40px}.app__wordmark{font-size:18px;font-weight:600;letter-spacing:-.01em}.app__account{display:flex;align-items:center;gap:16px}.app__email{max-width:200px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.app__email,.app__signout{font-size:14px;color:var(--muted)}.app__signout{background:none;border:none;cursor:pointer;padding:0}.app__signout:hover{color:var(--text)}.app__head{margin-bottom:32px}.app__head h1{font-size:32px;font-weight:700;letter-spacing:-.02em;margin:0 0 8px}.app__head p{font-size:15px;color:var(--muted);margin:0}.app__error{font-size:14px;line-height:1.5;color:#ffb4b4;background:rgba(255,80,80,.08);border:1px solid rgba(255,80,80,.25);border-radius:var(--radius);padding:16px}.app__empty{border:1px solid var(--border);border-radius:16px;padding:40px 28px;text-align:center}.app__empty h2{font-size:20px;font-weight:700;margin:0 0 8px}.app__empty p{font-size:15px;line-height:1.6;color:var(--muted);margin:0 auto;max-width:380px}.deckgrid{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));grid-gap:14px;gap:14px}.deckcard{border:1px solid var(--border);border-radius:16px;padding:20px;background:var(--surface)}.deckcard__top{display:flex;align-items:flex-start;justify-content:space-between;gap:10px;margin-bottom:12px}.deckcard__name{font-size:17px;font-weight:600;line-height:1.3;margin:0;overflow-wrap:anywhere}.deckcard__tag{flex-shrink:0;font-size:11px;font-weight:700;letter-spacing:.06em;color:var(--muted);border:1px solid var(--border-strong);border-radius:6px;padding:3px 7px}.deckcard__meta{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--quiet)}.deckcard__dot{color:var(--border-strong)}.deckcard{display:block;text-decoration:none;color:inherit}.deckcard:hover{border-color:var(--border-strong)}@media (max-width:600px){.deckgrid{grid-template-columns:1fr}.app__email{max-width:130px}.app__head h1{font-size:26px}}.app__head--row{display:flex;align-items:flex-end;justify-content:space-between;gap:16px}.btn{display:inline-flex;align-items:center;justify-content:center;padding:10px 16px;font-size:14px;font-weight:600;border-radius:10px;border:1px solid transparent;cursor:pointer;white-space:nowrap}.btn:disabled{opacity:.5;cursor:default}.btn--primary{background:#ffffff;color:#0a0a0a;border-color:#ffffff}.btn--ghost{background:transparent;color:var(--text);border-color:var(--border-strong)}.btn--ghost:hover:not(:disabled){border-color:#3a3a3a}.btn--quiet{background:transparent;color:var(--muted);border-color:transparent;font-weight:500}.btn--quiet:hover:not(:disabled){color:var(--text)}.btn--danger{background:rgba(255,80,80,.12);color:#ffb4b4;border-color:rgba(255,80,80,.3)}.btn--danger:hover:not(:disabled){background:rgba(255,80,80,.18)}.newdeck{display:flex;gap:8px;align-items:center}.newdeck__input{padding:10px 12px;font-size:14px;color:var(--text);background:var(--surface);border:1px solid var(--border-strong);border-radius:10px;min-width:180px}.newdeck__input::placeholder{color:var(--quiet)}.newdeck__input:focus{outline:none;border-color:#4a4a4a}.editor__back{color:var(--muted)}.editor__back:hover{color:var(--text)}.editor__head{margin-bottom:20px}.editor__name{font-size:32px;font-weight:700;letter-spacing:-.02em;color:var(--text);background:none;border:none;padding:0;margin:0 0 4px;cursor:text;text-align:left;overflow-wrap:anywhere}.editor__name:hover{color:var(--muted)}.editor__nameinput{font-size:32px;font-weight:700;letter-spacing:-.02em;color:var(--text);background:var(--surface);border:1px solid var(--border-strong);border-radius:10px;padding:4px 10px;margin:0 0 4px;width:100%;max-width:540px}.editor__nameinput:focus{outline:none;border-color:#4a4a4a}.editor__count{font-size:14px;color:var(--quiet);margin:0}.editor__toolbar{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding-bottom:24px;border-bottom:1px solid var(--border);margin-bottom:24px}.editor__spacer{flex:1 1}.editor__confirmtext{font-size:14px;color:var(--muted)}.editor__empty{margin-top:8px}.panel{border:1px solid var(--border-strong);border-radius:14px;padding:20px;background:var(--surface);margin-bottom:24px}.panel--inline{margin-bottom:14px}.panel__title{font-size:16px;font-weight:700;margin:0 0 14px}.panel__hint{font-size:13px;line-height:1.55;color:var(--muted);margin:0 0 14px}.panel__bulk{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:13px}.panel__note{font-size:13px;color:var(--body);background:rgba(255,255,255,.04);border:1px solid var(--border);border-radius:8px;padding:10px 12px;margin:12px 0 0}.cardform__kinds{display:inline-flex;gap:4px;padding:4px;background:var(--bg);border:1px solid var(--border);border-radius:10px;margin-bottom:16px}.cardform__kind{padding:7px 14px;font-size:13px;font-weight:600;color:var(--muted);background:none;border:none;border-radius:7px;cursor:pointer}.cardform__kind.is-active{background:var(--surface);color:var(--text);box-shadow:0 0 0 1px var(--border-strong)}.cardform__label{display:block;font-size:13px;font-weight:600;color:var(--muted);margin:14px 0 6px}.cardform__optional{font-weight:400;color:var(--quiet);text-transform:none}.cardform__input,.cardform__textarea{width:100%;padding:11px 12px;font-size:14px;color:var(--text);background:var(--bg);border:1px solid var(--border-strong);border-radius:10px;font-family:inherit}.cardform__textarea{resize:vertical;line-height:1.5}.cardform__input::placeholder,.cardform__textarea::placeholder{color:var(--quiet)}.cardform__input:focus,.cardform__textarea:focus{outline:none;border-color:#4a4a4a}.cardform__row{display:grid;grid-template-columns:1fr 1fr;grid-gap:12px;gap:12px}.cardform__col{min-width:0}.cardform__error{font-size:13px;color:#ffb4b4;margin-top:12px}.cardform__actions{display:flex;gap:10px;margin-top:18px}.cardlist{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}.crow{display:flex;align-items:flex-start;gap:14px;border:1px solid var(--border);border-radius:12px;padding:14px 16px;background:var(--surface)}.crow__num{flex-shrink:0;font-size:13px;font-feature-settings:"tnum";font-variant-numeric:tabular-nums;color:var(--quiet);padding-top:1px;min-width:18px}.crow__body{flex:1 1;min-width:0}.crow__image{display:block;max-width:220px;max-height:160px;height:auto;border-radius:8px;margin:0 0 6px;object-fit:contain}.crow__prompt{font-size:15px;line-height:1.4;margin:0 0 4px;overflow-wrap:anywhere}.crow__answer{font-size:13px;color:var(--muted);margin:0;display:flex;align-items:center;gap:8px;overflow-wrap:anywhere}.crow__kind{flex-shrink:0;font-size:10px;font-weight:700;letter-spacing:.06em;color:var(--quiet);border:1px solid var(--border-strong);border-radius:5px;padding:2px 5px}.crow__actions{display:flex;gap:4px;flex-shrink:0}.crow__btn{font-size:13px;color:var(--muted);background:none;border:none;border-radius:7px;padding:5px 9px;cursor:pointer}.crow__btn:hover:not(:disabled){color:var(--text);background:rgba(255,255,255,.05)}.crow__btn:disabled{opacity:.4;cursor:default}.crow__btn--danger{color:#ffb4b4}@media (max-width:600px){.app__head--row{flex-direction:column;align-items:stretch}.newdeck{flex-wrap:wrap}.newdeck__input{flex:1 1;min-width:0}.editor__name,.editor__nameinput{font-size:26px}.cardform__row{grid-template-columns:1fr}}.deckcard__tags{display:flex;align-items:center;gap:6px;flex-shrink:0}.deckcard__tag--public{color:#0a0a0a;background:#ffffff;border-color:#ffffff}.share{border:1px solid var(--border);border-radius:14px;padding:16px 18px;background:var(--surface);margin-bottom:24px}.share.is-public{border-color:var(--border-strong)}.share__row{display:flex;align-items:center;justify-content:space-between;gap:16px}.share__title{font-size:15px;font-weight:700;margin:0 0 2px}.share__hint{font-size:13px;line-height:1.5;color:var(--muted);margin:0;max-width:460px}.share__link{display:flex;align-items:center;gap:8px;margin-top:14px}.share__url{flex:1 1;min-width:0;padding:10px 12px;font-size:13px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;color:var(--body);background:var(--bg);border:1px solid var(--border-strong);border-radius:10px}.share__url:focus{outline:none;border-color:#4a4a4a}.share__error{font-size:13px;color:#ffb4b4;margin-top:12px}.pubdeck{padding:24px 0 48px}.pubdeck__title{font-size:44px;font-weight:700;line-height:1.05;letter-spacing:-.03em;margin:0 0 12px;max-width:720px;overflow-wrap:anywhere}.pubdeck__meta{font-size:16px;color:var(--muted);margin:0 0 28px}.pubdeck__cards h2{font-size:22px;margin:0 0 24px}.pubdeck__more{font-size:15px;color:var(--muted);margin:24px 0 0}.previewlist{list-style:none;margin:0;padding:0;display:grid;grid-gap:12px;gap:12px}.previewcard{border:1px solid var(--border);border-radius:14px;padding:16px 18px;background:var(--surface)}.previewcard__prompt{font-size:16px;font-weight:600;line-height:1.4;margin:0 0 6px;overflow-wrap:anywhere}.previewcard__answer{font-size:15px;line-height:1.45;color:var(--muted);margin:0;overflow-wrap:anywhere}@media (max-width:600px){.share__row{flex-direction:column;align-items:stretch}.pubdeck__title{font-size:32px}}.app__headactions{display:flex;gap:8px;align-items:center}.import__fileinput{display:none}.importmodal{position:fixed;inset:0;z-index:50;display:flex;align-items:center;justify-content:center;padding:20px;background:rgba(0,0,0,.6)}.importmodal__card{width:100%;max-width:480px;background:var(--surface);border:1px solid var(--border-strong);border-radius:16px;padding:24px}.importmodal__title{font-size:20px;font-weight:700;margin:0 0 16px}.importmodal__error{font-size:14px;line-height:1.5;color:#ffb4b4;background:rgba(255,80,80,.08);border:1px solid rgba(255,80,80,.25);border-radius:var(--radius);padding:14px;margin-bottom:16px}.importmodal__partial{margin-top:12px}.importmodal__status{font-size:15px;color:var(--body)}.importmodal__actions{display:flex;justify-content:flex-end;gap:8px;margin-top:20px}.importmodal__actions--primary{margin-top:16px}.importbar{margin-top:12px;height:8px;border-radius:999px;background:var(--border);overflow:hidden}.importbar__fill{height:100%;background:#ffffff;border-radius:999px;transition:width .2s ease}.importpreview__summary{font-size:15px;color:var(--body);margin:0 0 12px}.importpreview__skipped{color:var(--muted)}.importpreview__errors{list-style:none;margin:0 0 16px;padding:12px 14px;background:var(--bg);border:1px solid var(--border);border-radius:10px;font-size:13px;color:var(--muted);line-height:1.6}.importpreview__more{color:var(--quiet)}.importpreview__empty{font-size:14px;color:var(--muted);margin:0 0 8px}.importpreview__label{display:block;font-size:13px;font-weight:600;color:var(--muted);margin-bottom:6px}@media (max-width:600px){.app__headactions{flex-wrap:wrap}}.app__upgrade{font-size:14px;font-weight:600;color:#0a0a0a;background:#ffffff;border-radius:8px;padding:7px 12px;white-space:nowrap}.app__upgrade:hover{opacity:.9}.app__member{font-size:12px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:#0a0a0a;background:#ffffff;border-radius:6px;padding:4px 8px}.pro{text-align:center;padding:8px 0 24px}.pro__mark{width:72px;height:72px;margin:0 auto 20px;display:flex;align-items:center;justify-content:center;border:3px solid #ffffff;border-radius:50%;font-size:34px;font-weight:800}.pro h1{font-size:28px;font-weight:700;letter-spacing:-.02em;margin:0 0 12px}.pro__lede{font-size:15px;line-height:1.55;color:var(--body);max-width:460px;margin:0 auto 28px}.pro .actions{justify-content:center}.pro__note{font-size:14px;color:var(--muted);background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:14px 16px;margin-bottom:20px}.pro__fine{font-size:12px;color:var(--quiet);line-height:1.5;margin:24px auto 0;max-width:420px}.pro__plans{text-align:left;margin-bottom:8px}.plan--button{display:flex;flex-direction:column;width:100%;cursor:pointer;text-align:left;color:var(--text);transition:border-color .15s ease}.plan--button:hover{border-color:var(--border-strong)}.plan--button.plan--featured:hover{border-color:#ffffff}.pro__active{border:1px solid var(--border);border-radius:16px;padding:28px 24px}.pro__active h2{font-size:20px;font-weight:700;margin:0 0 8px}.pro__active p{font-size:15px;color:var(--body);line-height:1.55;margin:0 0 20px}.pro__back{display:inline-block;margin-top:20px;font-size:14px;color:var(--muted);text-decoration:underline;text-underline-offset:2px}.pro__back:hover{color:var(--text)}.pro--success{padding-top:48px}.pro--success .cta{margin-top:8px}.pro__claim{border:1px solid var(--border);border-radius:16px;padding:28px 24px;margin-top:28px;text-align:left}.pro__claim h2{font-size:20px;font-weight:700;margin:0 0 8px}.pro__claim p{font-size:15px;color:var(--body);line-height:1.55;margin:0 0 20px}.pro__claim .cta{width:100%}.editor__headrow{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}.editor__study{flex:none}.study__progress{font-size:13px;color:var(--quiet);font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.study__card{border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);padding:28px;margin-top:24px}.study__prompt{font-size:22px;font-weight:600;line-height:1.35;color:var(--text);margin:0 0 20px;overflow-wrap:anywhere}.study__image{display:block;max-width:100%;max-height:320px;width:auto;object-fit:contain;border-radius:10px;margin:0 0 20px;background:#ffffff}.study__hint{font-size:15px;color:var(--muted);margin:0 0 20px}.study__options{display:grid;grid-gap:10px;gap:10px}.study__option{text-align:left;padding:14px 16px;font-size:15px;color:var(--text);background:var(--bg);border:1px solid var(--border-strong);border-radius:10px;cursor:pointer;overflow-wrap:anywhere}.study__option:hover:not(:disabled){border-color:#4a4a4a}.study__option:disabled{cursor:default}.study__option--correct{background:rgba(74,222,128,.12);border-color:rgba(74,222,128,.5);color:#9be7b4}.study__option--wrong{background:rgba(255,80,80,.12);border-color:rgba(255,80,80,.4);color:#ffb4b4}.study__option--dim{opacity:.5}.study__answer{font-size:18px;line-height:1.45;color:var(--body);padding:16px;background:var(--bg);border:1px solid var(--border-strong);border-radius:10px;margin-bottom:20px;overflow-wrap:anywhere}.study__answer .study__image{margin-bottom:0}.study__answer .study__image+span{display:block;margin-top:12px}.study__grades{display:grid;grid-template-columns:repeat(4,1fr);grid-gap:10px;gap:10px}.study__grade{padding:12px 8px;font-size:14px;font-weight:600;color:var(--text);background:transparent;border:1px solid var(--border-strong);border-radius:10px;cursor:pointer}.study__grade:hover{border-color:#4a4a4a}.study__continue{margin-top:20px}.study__done{text-align:center;padding:64px 0 24px}.study__done h2{font-size:26px;font-weight:700;margin:0 0 8px}.study__stats{font-size:15px;color:var(--muted);margin:0 0 24px}.study__actions{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}@media (max-width:600px){.study__grades{grid-template-columns:repeat(2,1fr)}.study__card{padding:20px}}