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.2s}input:not([type=checkbox]):not([type=radio]):focus,select:focus,textarea:focus{border-color:var(--accent);box-shadow:var(--ring);outline:none}input[type=checkbox]{accent-color:var(--accent);width:18px;height:18px}.icon{flex:none}.panel,.notice,.vocab-card,.more-list a,.starter{border-radius:var(--radius-lg);border:1px solid var(--border);background:var(--panel);box-shadow:var(--shadow)}.panel{padding:18px 20px}.notice{background:var(--panel-2);box-shadow:none}.chip,.badge{border-radius:999px;font-weight:600}.error{border-radius:var(--radius)}.topbar{background:var(--glass);-webkit-backdrop-filter:saturate(180%)blur(16px);backdrop-filter:saturate(180%)blur(16px);border-bottom:1px solid color-mix(in srgb, var(--border) 70%, transparent);min-height:60px}.brand{color:var(--text);align-items:center;gap:10px;min-height:0;padding:0;text-decoration:none;display:inline-flex}.brand.active{background:0 0}.wordmark{letter-spacing:-.03em;font-size:18px;font-weight:800}.wordmark em,.signin h1 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transparent);background:var(--glass);-webkit-backdrop-filter:saturate(180%)blur(18px);backdrop-filter:saturate(180%)blur(18px);box-shadow:var(--shadow-lg);border-radius:22px;padding:6px}.bottom-nav a{color:var(--muted);border-radius:16px;gap:3px;padding:7px 0 6px;font-size:11.5px;font-weight:700;transition:color .2s,background-color .2s}.bottom-nav a.active{color:var(--accent);background:var(--accent-soft)}.bottom-nav a .icon{width:22px;height:22px}main{padding-bottom:calc(110px + env(safe-area-inset-bottom))}.action-bar{bottom:calc(86px + env(safe-area-inset-bottom));background:linear-gradient(to top, var(--bg) 70%, transparent);padding:14px 0 8px}.apply-bar{bottom:calc(86px + env(safe-area-inset-bottom))}.page-head{align-items:center;margin-bottom:14px}.segmented{background:var(--panel-2);padding:4px;box-shadow:inset 0 1px 2px #1018300f}.segmented button{box-shadow:none;font-size:14.5px;transition:background-color .2s,color .2s,box-shadow .2s}.segmented 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var(--panel);box-shadow:var(--shadow-lg);animation:card-in .35s var(--ease);border-radius:28px;padding:28px 20px 24px;position:relative;overflow:hidden}.flashcard:before{content:"";background:linear-gradient(90deg, var(--accent), #7a5cff 55%, var(--sun));opacity:.85;height:4px;position:absolute;inset:0 0 auto}.prompt{letter-spacing:-.03em;font-size:clamp(26px,7.2vw,40px);font-weight:800;line-height:1.15}.context{gap:6px;margin-top:10px}.context .chip{background:var(--panel-2);border:1px solid var(--border);color:var(--muted);padding:3px 10px;font-size:12.5px}.hint{margin-top:18px;font-weight:500}.typed input{font-family:var(--font-ro);text-align:center;border-radius:16px;font-size:20px}.card-back{border-top:1px dashed var(--border);animation:rise .35s var(--ease);margin-top:18px;padding-top:18px}.answer-line{flex-wrap:wrap;justify-content:center;align-items:center;gap:10px;display:flex}.answer.big{font-size:clamp(26px,7.5vw,38px);font-weight:500}.tok.target{background:linear-gradient(transparent 58%, var(--target) 58%, var(--target) 92%, transparent 92%);border-radius:2px;padding:0 1px}.grammar .chip{font-family:var(--font);background:var(--info-soft);border:none}.explanation{line-height:1.55}.explanation li::marker{color:var(--accent)}.provenance summary{color:var(--muted);font-weight:600}.speak{width:42px;height:42px;min-height:0;color:var(--accent);background:var(--accent-soft);box-shadow:none;border-color:#0000;border-radius:50%;place-items:center;padding:0;display:inline-grid}.speak.small{width:30px;height:30px}.tts-options{gap:14px}.typed-result{border-radius:14px;font-weight:600}.action-bar .primary.big{padding:16px 22px;font-size:17px}.ratings{grid-template-columns:repeat(3,1fr);gap:8px}.auto-rating{justify-items:center;gap:8px;display:grid}.change-rating{align-items:center;gap:12px;display:flex}.next-again{background:linear-gradient(#ef5a5f,#d63d42)}.next-hard{background:linear-gradient(#f0a13a,#d9861a)}.next-good{background:linear-gradient(#19b374,#0f9960)}.typed-result.tr-near{background:var(--warn-soft);color:var(--warn)}.rate{box-shadow:none;border:1px solid #0000;border-radius:18px;flex-direction:column;align-items:center;gap:2px;padding:14px 4px;font-size:15px;font-weight:700;display:flex}.rate kbd{font-family:var(--font);opacity:.6;background:0 0;border:none;padding:0;font-size:11px}.rate-again{background:var(--bad-soft);color:var(--bad)}.rate-hard{background:var(--warn-soft);color:var(--warn)}.rate-good{background:var(--ok-soft);color:var(--ok)}.rate-easy{background:var(--accent-soft);color:var(--accent)}@media 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14px;font-weight:600}.opt-chip.on{background:var(--accent);border-color:var(--accent);color:var(--on-accent)}.stats{grid-template-columns:repeat(3,1fr);gap:10px;display:grid}.stat{background:var(--panel);border:1px solid var(--border);box-shadow:var(--shadow);text-align:center;border-radius:20px;padding:16px 12px}.stat-n{letter-spacing:-.03em;background:linear-gradient(135deg, var(--accent), #7a5cff);color:#0000;-webkit-background-clip:text;background-clip:text;font-size:clamp(26px,7vw,36px);font-weight:800}.stat-l{color:var(--muted);font-weight:600}.bar{background:linear-gradient(90deg, var(--accent), #7a5cff);border-radius:999px}.signin{text-align:center;max-width:420px;animation:rise .5s var(--ease);justify-items:center;gap:10px;margin:8vh auto 0;display:grid}.signin h1{letter-spacing:-.04em;margin:8px 0 0;font-size:clamp(38px,11vw,52px)}.signin-tagline{color:var(--muted);max-width:30ch;margin:0 0 12px;font-size:17px}.signin .primary{background:var(--panel);color:var(--text);border:1px solid var(--border);box-shadow:var(--shadow);align-items:center;gap:10px;display:inline-flex}.signin .primary:hover:not(:disabled){filter:none;border-color:color-mix(in srgb, var(--accent) 40%, var(--border))}.account-head{border-radius:var(--radius-lg);background:var(--panel);border:1px solid var(--border);box-shadow:var(--shadow);padding:18px}.voice-usage{gap:8px;margin-bottom:16px;display:grid}.lang-switcher{position:relative}.lang-button{letter-spacing:.04em;align-items:center;gap:6px;min-height:36px;padding:4px 12px 4px 8px;font-size:13px;font-weight:700;display:inline-flex}.lang-flag{font-size:18px;line-height:1}.lang-menu{z-index:30;background:var(--panel);border:1px solid var(--border);min-width:220px;box-shadow:var(--shadow-lg);animation:rise .18s var(--ease);border-radius:18px;gap:2px;padding:6px;display:grid;position:absolute;top:calc(100% + 8px);right:0}.lang-menu button{text-align:left;box-shadow:none;background:0 0;border:none;border-radius:12px;justify-content:flex-start;align-items:center;gap:10px;padding:10px 12px;display:flex}.lang-menu button.active{background:var(--accent-soft)}.topbar-right{align-items:center;gap:10px;display:inline-flex}.own-field{gap:6px;display:grid}.own-defs{gap:6px;margin:0;padding:0;list-style:none;display:grid}.own-defs label{border:1px solid var(--border);background:var(--panel);cursor:pointer;border-radius:14px;align-items:flex-start;gap:10px;padding:10px 12px;font-weight:400;display:flex}.own-defs label.chosen{border-color:var(--accent);background:var(--accent-soft)}.strong{font-weight:700}@keyframes rise{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}@keyframes card-in{0%{opacity:0;transform:translateY(10px)scale(.985)}to{opacity:1;transform:none}}@keyframes sheet-up{0%{opacity:0;transform:translateY(40px)}to{opacity:1;transform:none}}@keyframes fade{0%{opacity:0}}@media (prefers-reduced-motion:reduce){*,:before,:after{transition:none!important;animation:none!important}}@media (width>=768px){main{padding-bottom:60px}.action-bar{background:0 0;padding:8px 0 0}.apply-bar{bottom:0}.flashcard{padding:44px 36px 32px}.sheet{border-radius:28px}.sheet-head:before{display:none}.sheet-head{padding-top:14px}.wordmark{font-size:19px}.topbar{gap:8px 28px}.mode{display:inline-block}}