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span{color:var(--muted);font-size:.85rem}.score-ring.good{border-color:var(--right)}.score-ring.ok{border-color:var(--signal)}.score-ring.low{border-color:var(--wrong)}.cat-scores{display:grid;gap:6px}.cat-score{display:flex;justify-content:space-between;padding:10px 14px;background:var(--surface);border-radius:10px}.actions-col{display:grid;gap:10px}.review-item{display:grid;gap:8px;padding:14px;background:var(--surface);border-radius:var(--radius)}.small-q{font-size:.95rem}.review-media svg{max-width:100%;height:auto}.review-wrong{color:var(--wrong);display:flex;gap:8px;align-items:center;flex-wrap:wrap}.review-right{color:var(--right);display:flex;gap:8px;align-items:center;flex-wrap:wrap}.flashcard{display:grid;gap:16px;padding:16px;background:var(--surface);border-radius:var(--radius);min-height:260px;align-content:start}.flashcard-front{display:grid;justify-items:center}.flashcard-back{display:grid;gap:8px;padding-top:14px;border-top:1px solid 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textarea{width:100%;padding:10px 12px;border-radius:10px;border:1px solid var(--line);background:var(--surface);color:var(--text);font:inherit;resize:vertical}.reason-row{display:flex;flex-wrap:wrap;gap:6px}.sheet-actions{display:grid;grid-template-columns:1fr 1fr;gap:10px}@keyframes sheet-up{0%{transform:translateY(40px);opacity:0}}.report-link{justify-self:center;background:none;border:none;color:var(--muted);font-size:.8rem;text-decoration:underline;padding:6px}.splash{position:fixed;inset:0;z-index:100;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;background:radial-gradient(circle at 50% 42%,#14335a,#0b1d33 60%);transition:opacity .4s ease}.splash.leaving{opacity:0;pointer-events:none}.splash .lantern-mark{animation:lantern-in .6s ease-out both}.splash-name{font-size:2.2rem;font-weight:800;letter-spacing:.08em;animation:rise-in .6s .12s ease-out both}.splash-tag{color:var(--muted);font-size:.9rem;letter-spacing:.06em;text-transform:uppercase;animation:rise-in .6s .22s ease-out both}@keyframes lantern-in{0%{opacity:0;transform:scale(.85);filter:brightness(.4)}}@keyframes rise-in{0%{opacity:0;transform:translateY(8px)}}@media(prefers-reduced-motion:reduce){.splash .lantern-mark,.splash-name,.splash-tag,.sheet{animation:none}}.hub-brand{display:flex;align-items:center;gap:10px}.hub-brand h1{letter-spacing:.04em}.footer-link{background:none;border:none;color:inherit;text-decoration:underline;font:inherit;padding:0}@media(prefers-color-scheme:light){:root:not([data-theme=dark]){--bg: #eef2f6;--bg-2: #ffffff;--surface: #ffffff;--surface-2: #e2e9f1;--line: #c7d3e1;--text: #0b1d33;--muted: #5a6f8a;--sea: #1f78c1;--right: #1d9a66;--wrong: #d64545;--tile: #10284a;--track: #dbe3ec;--stage: #dcebf6;color-scheme:light}}:root[data-theme=light]{--bg: #eef2f6;--bg-2: #ffffff;--surface: #ffffff;--surface-2: #e2e9f1;--line: #c7d3e1;--text: #0b1d33;--muted: #5a6f8a;--sea: #1f78c1;--right: #1d9a66;--wrong: #d64545;--tile: #10284a;--track: #dbe3ec;--stage: #dcebf6;color-scheme:light}body{background:var(--bg);color:var(--text)}:root[data-theme=light] .category,:root[data-theme=light] .mode-row,:root[data-theme=light] .option{box-shadow:0 1px 3px #0b1d3314}@media(prefers-color-scheme:light){:root:not([data-theme=dark]) .category,:root:not([data-theme=dark]) .mode-row,:root:not([data-theme=dark]) .option{box-shadow:0 1px 3px #0b1d3314}}.screen{animation:screen-in .24s ease-out}@keyframes screen-in{0%{opacity:0;transform:translateY(6px)}}.option.right:not(:disabled),.options .option.right{animation:pulse-right .45s ease-out}.options .option.wrong{animation:shake .4s ease-in-out}@keyframes pulse-right{40%{transform:scale(1.03)}}@keyframes shake{20%,60%{transform:translate(-5px)}40%,80%{transform:translate(5px)}}.feedback{animation:rise-in .3s ease-out}.category,.mode-row,.option{transition:transform .12s ease,border-color .15s 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28px;border-radius:var(--radius)}h1,h2,.topbar-title,.category-title{letter-spacing:.01em}.category-icon.small-tile{width:40px;height:40px}.category-icon.big-tile{width:104px;height:104px;border-radius:24px}.unlock-hero{display:grid;justify-items:center;gap:6px;text-align:center;margin:8px 0 4px}.unlock-hero h1{font-size:1.6rem}.unlock-list{margin:8px 0 16px;padding:14px 16px 14px 34px;border-radius:var(--radius);background:var(--surface);display:grid;gap:8px}.unlock-list li::marker{color:var(--signal)}a.as-button{display:block;text-align:center;text-decoration:none}.tag-lock{display:inline-flex;align-items:center;gap:4px;background:color-mix(in srgb,var(--brass) 25%,transparent);color:var(--text)}