:root{color-scheme:light;--bg: #fff8e8;--surface: #fffaf0;--surface-strong: #ffffff;--text: #171717;--muted: #6c6a63;--line: #ded8c8;--green: #b7ff39;--green-strong: #63c800;--purple: #7c5cff;--orange: #ff9f1c;--danger: #b33545;--cyan: #38d9ff;--pink: #ff6fae;--shadow: 0 18px 50px rgba(23, 23, 23, .13);--radius: 8px;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif}*{box-sizing:border-box}html,body,#root{min-height:100%}body{margin:0;background:radial-gradient(circle at 12% 10%,rgba(183,255,57,.32),transparent 24%),radial-gradient(circle at 88% 18%,rgba(255,111,174,.22),transparent 26%),linear-gradient(220deg,rgba(56,217,255,.18),transparent 38%),var(--bg);color:var(--text)}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}.app-shell{min-height:100vh;display:grid;place-items:center;padding:18px}.phone-frame{width:min(100%,430px);min-height:min(860px,calc(100vh - 36px));background:var(--surface);border:2px solid rgba(23,23,23,.12);box-shadow:var(--shadow);overflow-x:hidden;position:relative}.page{min-height:min(860px,calc(100vh - 36px));padding:20px}.home-page{display:flex;flex-direction:column;justify-content:space-between;gap:28px}.home-hero{padding-top:6px;display:grid;gap:14px}.hero-art{position:relative;overflow:hidden;border-radius:18px;border:2px solid var(--text);background:#fff;box-shadow:0 12px #1717171f}.hero-art img{display:block;width:100%;aspect-ratio:16 / 10;object-fit:cover}.hero-badge,.home-score-chip{display:inline-flex;align-items:center;gap:8px;border-radius:999px;font-weight:900}.hero-badge{position:absolute;left:12px;top:12px;background:var(--text);color:#fff;padding:8px 12px}.home-score-chip{width:fit-content;background:#efffcd;border:1px solid #b9e95a;padding:9px 12px}.eyebrow{margin:0 0 8px;color:var(--purple);font-size:.78rem;font-weight:800;letter-spacing:0;text-transform:uppercase}h1,h2,h3,p{overflow-wrap:anywhere}h1{margin:0;font-size:clamp(2.25rem,13vw,4.5rem);line-height:.96;letter-spacing:0}h2{margin:0 0 10px;font-size:1.2rem}h3{margin:0;font-size:1rem}.home-hero p:last-child,.copy-section p,.intro-panel p{color:var(--muted);line-height:1.65}.action-list,.bottom-actions{display:grid;gap:10px}.primary-action,.secondary-action,.danger-action,.small-button,.icon-button{border:0;display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;border-radius:var(--radius);font-weight:800}.primary-action{background:linear-gradient(135deg,var(--text),#3a2a78);color:#fff;width:100%;padding:14px 18px}.secondary-action{background:#fff;color:var(--text);border:1px solid var(--line);width:100%;padding:13px 18px}.danger-action{width:100%;background:#fff2f2;color:var(--danger);border:1px solid #f0c5cb;padding:13px 18px}.small-button{min-height:36px;padding:8px 10px;border:1px solid var(--line);background:#fff;color:var(--text);font-size:.84rem}.icon-button{width:44px;height:44px;min-height:44px;color:var(--text);background:#fff;border:1px solid var(--line);flex:0 0 auto}.primary-action svg,.secondary-action svg,.danger-action svg,.small-button svg,.icon-button svg{width:18px;height:18px}.page-header,.game-topbar{display:flex;align-items:center;gap:12px;margin-bottom:18px}.page-header h1{font-size:1.9rem}.summary-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:14px 0 20px}.result-page .summary-strip{grid-template-columns:repeat(2,1fr)}.summary-strip div{background:#fff;border:2px solid var(--line);border-radius:12px;padding:12px 8px;text-align:center}.summary-strip strong{display:block;font-size:1.35rem}.summary-strip span,.tiny-muted{color:var(--muted);font-size:.78rem}.level-sections,.level-list,.review-list{display:grid;gap:12px}.level-section h2{margin-top:24px}.level-card{display:grid;grid-template-columns:96px 1fr 28px;gap:12px;align-items:center;min-height:112px;background:#fff;border:2px solid var(--line);border-radius:14px;padding:12px;box-shadow:0 7px #1717170f}.level-card.is-locked{opacity:.58}.level-card__icon,.intro-icon{width:96px;height:74px;display:grid;place-items:center;border-radius:12px;background:#efffcd;font-size:1.6rem;overflow:hidden;position:relative}.level-card__icon img{width:100%;height:100%;object-fit:cover}.level-card__icon span{position:absolute;right:6px;bottom:5px;display:grid;place-items:center;width:34px;height:34px;border-radius:999px;background:#fffdf6eb;border:1px solid rgba(23,23,23,.1)}.level-card__body p{margin:0 0 3px;color:var(--muted);font-size:.76rem}.level-card__status svg{width:20px;height:20px}.star-rating{display:inline-flex;gap:2px;color:#c9c1ad}.star-rating .star{width:16px;height:16px;fill:currentColor}.star-rating .star.is-active{color:var(--orange)}.star-rating--large .star{width:34px;height:34px}.intro-panel,.copy-section,.settings-list{display:grid;gap:14px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:16px}.level-ticket{position:relative;overflow:hidden;margin-bottom:14px;border-radius:18px;border:2px solid var(--text);background:#fff;box-shadow:0 10px #1717171a}.level-ticket img{display:block;width:100%;aspect-ratio:16 / 10;object-fit:cover}.level-ticket__overlay{position:absolute;left:12px;right:12px;bottom:12px;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 12px;border-radius:12px;background:#fffdf6e6;font-weight:950}.level-ticket__overlay span{font-size:1.8rem}.intro-hook{margin:0;font-weight:900;color:var(--text)!important}.intro-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;margin:0}.intro-stats div{background:#f8f6ef;border-radius:var(--radius);padding:10px}dt{color:var(--muted);font-size:.76rem}dd{margin:0;font-weight:800}.safety-box,.notice-box,.safety-inline{border-radius:var(--radius);padding:12px;line-height:1.55}.safety-box,.safety-inline{background:#fff5d8;border:1px solid #efd082}.notice-box{background:#f0edff;border:1px solid #d6cdfb}.game-page{display:flex;flex-direction:column;gap:12px}.game-topbar{margin-bottom:0}.game-topbar__meta{flex:1;display:grid;gap:6px;font-weight:800}.heart-meter{display:flex;gap:2px}.heart{width:18px;height:18px;color:#d4cfc3;fill:currentColor}.heart--active{color:var(--danger)}.progress-bar{height:7px;width:100%;background:#e9e3d3;border-radius:999px;overflow:hidden}.progress-bar span{display:block;height:100%;background:var(--green-strong)}.combo-line{min-height:22px;text-align:center;color:var(--purple);font-weight:900}.game-card{display:grid;gap:12px;background:#fff;border:2px solid var(--line);border-radius:14px;padding:12px}.question-image,.text-question-card{width:100%;aspect-ratio:4 / 3;border-radius:var(--radius);object-fit:cover;background:radial-gradient(circle at 20% 20%,rgba(183,255,57,.6),transparent 28%),radial-gradient(circle at 82% 24%,rgba(255,111,174,.35),transparent 26%),#fff4d6}.text-question-card{display:grid;place-items:center;padding:18px;text-align:center;font-weight:900;font-size:1.2rem;line-height:1.4}.question-copy h1{font-size:1.9rem;line-height:1.08}.answer-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}.answer-button{min-height:76px;border-radius:16px;border:2px solid var(--text);background:#fff;font-weight:950;display:grid;place-items:center;gap:4px;padding:10px}.answer-button svg{width:23px;height:23px}.answer-button--true{background:linear-gradient(135deg,var(--green),#6df0ff)}.answer-button--false{background:linear-gradient(135deg,#fff,#ffe0ef)}.answer-button:disabled{opacity:.55;cursor:not-allowed}.center-text{text-align:center}.answer-sheet{position:fixed;left:50%;bottom:18px;transform:translate(-50%);width:min(calc(100% - 36px),398px);max-height:min(75vh,650px);overflow:auto;display:grid;gap:12px;background:var(--surface-strong);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:var(--radius);padding:16px;z-index:5}.answer-sheet.is-correct{border-top:6px solid var(--green-strong)}.answer-sheet.is-incorrect{border-top:6px solid var(--orange)}.source-panel{display:grid;gap:10px;background:#f8f6ef;border-radius:var(--radius);padding:12px}.source-panel dl{display:grid;gap:8px;margin:0}.latin-name{color:var(--muted);font-style:italic;font-weight:600}.source-actions,.review-actions{display:flex;gap:8px;flex-wrap:wrap}.result-hero{display:grid;place-items:center;gap:14px;min-height:260px;text-align:center}.result-art{width:min(100%,290px);aspect-ratio:16 / 10;object-fit:cover;border-radius:18px;border:2px solid var(--text);box-shadow:0 9px #1717171a}.result-hero h1{font-size:2.4rem}.segmented{display:grid;grid-template-columns:repeat(4,1fr);gap:6px;margin-bottom:12px}.segmented button,.review-actions button{min-height:38px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;color:var(--text);font-size:.78rem;font-weight:800}.segmented .is-active{background:var(--text);color:#fff}.review-item{display:grid;gap:10px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:12px}.review-item img{width:100%;aspect-ratio:4 / 3;object-fit:cover;border-radius:var(--radius)}.settings-list label{display:flex;align-items:center;justify-content:space-between;gap:12px;font-weight:800}.settings-list input[type=checkbox]{width:48px;height:28px;accent-color:var(--green-strong)}.file-action{position:relative;overflow:hidden}.file-action input{position:absolute;top:0;right:0;bottom:0;left:0;opacity:0}.copy-section h2{margin-bottom:0}@keyframes shake{10%,90%{transform:translate(-2px)}20%,80%{transform:translate(4px)}30%,50%,70%{transform:translate(-6px)}40%,60%{transform:translate(6px)}}.game-card.is-wrong{animation:shake .42s ease both}.game-card.is-answered:not(.is-wrong){transform:scale(1.01);transition:transform .18s ease}:focus-visible{outline:3px solid var(--purple);outline-offset:2px}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;scroll-behavior:auto!important;transition-duration:.01ms!important}}@media(max-width:520px){.app-shell{display:block;padding:0}.phone-frame,.page{width:100%;min-height:100vh;border:0;box-shadow:none}.answer-sheet{bottom:0;width:100%;max-width:none;border-radius:8px 8px 0 0}}