:root{--bg-app: #F7F4EF;--bg-card: #FFFFFF;--bg-paper: #FAF7F0;--bg-paper-border: #E8E2D5;--color-ink-primary: #1F1D1A;--color-ink-secondary: #5C5750;--color-ink-muted: #8C867D;--color-accent-burgundy: #8B263E;--color-accent-burgundy-hover: #721E31;--color-accent-gold: #C59B27;--color-accent-green: #2F7052;--color-accent-blue: #2B6CB0;--shadow-sm: 0 2px 8px rgba(31, 29, 26, .04);--shadow-md: 0 6px 20px rgba(31, 29, 26, .07);--shadow-lg: 0 12px 36px rgba(31, 29, 26, .1);--font-serif: "Literata", Georgia, "Times New Roman", serif;--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--radius-sm: 8px;--radius-md: 14px;--radius-lg: 20px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body{width:100%;min-height:100vh;background-color:var(--bg-app);color:var(--color-ink-primary);font-family:var(--font-sans);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;line-height:1.5;font-size:16px}#root{min-height:100vh;display:flex;flex-direction:column}.app-viewport{min-height:100vh;display:flex;flex-direction:column;background:radial-gradient(circle at 50% 0%,#FFFDF9 0%,var(--bg-app) 100%)}.main-content{flex:1;width:100%;max-width:1080px;margin:0 auto;padding:24px 20px 48px;display:flex;flex-direction:column}.game-header{width:100%;background-color:#fffdf9d9;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid rgba(232,226,213,.7);position:sticky;top:0;z-index:50}.header-container{max-width:1080px;margin:0 auto;height:64px;padding:0 20px;display:flex;align-items:center;justify-content:space-between}.brand-group{display:flex;align-items:center;gap:10px;cursor:pointer;-webkit-user-select:none;user-select:none;transition:transform .15s ease}.brand-group:hover{transform:translateY(-1px)}.brand-icon{width:38px;height:38px;background:var(--color-accent-burgundy);color:#fffdf9;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;box-shadow:0 3px 10px #8b263e40}.brand-text{display:flex;flex-direction:column}.brand-title{font-family:var(--font-serif);font-size:1.25rem;font-weight:700;letter-spacing:-.02em;color:var(--color-ink-primary);line-height:1.1}.brand-tag{font-size:.7rem;text-transform:uppercase;letter-spacing:.08em;color:var(--color-accent-burgundy);font-weight:600}.match-tracker{display:flex;align-items:center;gap:12px}.tracker-pill{display:flex;align-items:center;gap:6px;background-color:var(--bg-paper);border:1px solid var(--bg-paper-border);padding:6px 14px;border-radius:999px;font-size:.88rem;font-weight:600;color:var(--color-ink-primary)}.round-pill .pill-label{color:var(--color-ink-muted);font-weight:500}.score-pill{background-color:#fff9eb;border-color:#f3e2b6;color:#7a5b0b}.score-icon{color:var(--color-accent-gold)}.pill-max{color:#9c7d29;font-size:.75rem;font-weight:500}.header-actions{display:flex;align-items:center;gap:10px}.lifetime-badge{display:flex;align-items:center;gap:6px;font-size:.78rem;background:var(--bg-paper);border:1px solid var(--bg-paper-border);padding:5px 10px;border-radius:999px;color:var(--color-ink-secondary)}.badge-dot{width:6px;height:6px;border-radius:50%;background:var(--color-accent-green)}.icon-btn{width:36px;height:36px;border-radius:50%;border:1px solid var(--bg-paper-border);background:var(--bg-card);color:var(--color-ink-secondary);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .2s ease}.icon-btn:hover{background:var(--bg-paper);color:var(--color-ink-primary);border-color:var(--color-ink-muted)}.home-container{display:flex;flex-direction:column;align-items:center;text-align:center;padding:40px 0;max-width:720px;margin:0 auto}.home-badge-hero{display:inline-flex;align-items:center;gap:8px;background-color:#8b263e14;color:var(--color-accent-burgundy);padding:6px 14px;border-radius:999px;font-size:.85rem;font-weight:600;margin-bottom:24px}.home-title{font-family:var(--font-serif);font-size:2.75rem;font-weight:700;line-height:1.15;color:var(--color-ink-primary);margin-bottom:16px;letter-spacing:-.02em}.home-subtitle{font-size:1.15rem;color:var(--color-ink-secondary);line-height:1.6;max-width:580px;margin-bottom:36px}.mode-cards-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;width:100%;margin-bottom:48px}.mode-card{background:var(--bg-card);border:1px solid var(--bg-paper-border);border-radius:var(--radius-lg);padding:32px 24px;text-align:left;display:flex;flex-direction:column;cursor:pointer;transition:all .25s cubic-bezier(.16,1,.3,1);box-shadow:var(--shadow-sm);position:relative;overflow:hidden}.mode-card:before{content:"";position:absolute;top:0;left:0;width:100%;height:4px;background:var(--color-accent-burgundy);opacity:0;transition:opacity .2s ease}.mode-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#8b263e4d}.mode-card:hover:before{opacity:1}.mode-card.featured{background:linear-gradient(180deg,#fffdf9,#f5efe6);border-color:#8b263e40}.mode-card-icon{width:48px;height:48px;border-radius:var(--radius-md);background:#8b263e14;color:var(--color-accent-burgundy);display:flex;align-items:center;justify-content:center;margin-bottom:20px}.mode-card-title{font-family:var(--font-serif);font-size:1.35rem;font-weight:700;margin-bottom:8px;color:var(--color-ink-primary)}.mode-card-desc{font-size:.92rem;color:var(--color-ink-secondary);line-height:1.5;margin-bottom:24px;flex:1}.mode-card-btn{display:inline-flex;align-items:center;gap:8px;font-weight:600;font-size:.95rem;color:var(--color-accent-burgundy);margin-top:auto}.library-preview-box{width:100%;background:var(--bg-paper);border:1px solid var(--bg-paper-border);border-radius:var(--radius-lg);padding:28px;text-align:left}.preview-title{font-size:.85rem;text-transform:uppercase;letter-spacing:.06em;color:var(--color-ink-muted);font-weight:600;margin-bottom:16px}.preview-tags{display:flex;flex-wrap:wrap;gap:10px}.preview-book-tag{background:var(--bg-card);border:1px solid var(--bg-paper-border);padding:6px 14px;border-radius:999px;font-size:.85rem;color:var(--color-ink-secondary);display:flex;align-items:center;gap:6px}.preview-book-author{color:var(--color-ink-muted);font-size:.78rem}.book-page-wrapper{width:100%;margin-bottom:24px}.book-page-card{background-color:#fffdf9;border:1px solid #EAE3D2;border-radius:var(--radius-lg);padding:40px 48px;box-shadow:0 10px 30px #1f1d1a0d;position:relative;background-image:radial-gradient(#F5EFE3 .75px,transparent .75px);background-size:24px 24px}.page-bookmark-header{display:flex;align-items:flex-start;justify-content:space-between;border-bottom:1px solid 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28px;box-shadow:var(--shadow-sm)}.slider-header-row{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.slider-instruction{display:flex;align-items:center;gap:8px;font-weight:600;font-size:1rem;color:var(--color-ink-primary)}.instruction-icon{color:var(--color-accent-burgundy)}.guess-current-display{font-family:var(--font-serif);font-size:1.15rem;font-weight:700;color:var(--color-accent-burgundy);background:#8b263e14;padding:4px 12px;border-radius:var(--radius-sm)}.slider-track-wrapper{padding:32px 0 20px;cursor:pointer}.slider-track-base{height:12px;background-color:#ebe5d8;border-radius:999px;position:relative;display:flex;align-items:center}.track-start-label,.track-end-label{position:absolute;top:-24px;font-size:.72rem;font-weight:700;letter-spacing:.08em;color:var(--color-ink-muted)}.track-start-label{left:0}.track-end-label{right:0}.slider-track-fill{height:100%;background:linear-gradient(90deg,#a8324c,#8b263e);border-radius:999px 0 0 999px;pointer-events:none}.slider-gap-highlight{position:absolute;height:100%;background-color:#c59b2759;border:1px dashed var(--color-accent-gold);border-radius:4px;pointer-events:none}.custom-range-input{position:absolute;width:100%;height:100%;opacity:0;cursor:pointer;z-index:10}.custom-range-input.disabled{cursor:default}.marker{position:absolute;top:50%;transform:translate(-50%,-50%);display:flex;flex-direction:column;align-items:center;pointer-events:none;z-index:5;transition:left .15s ease-out}.marker-pin{width:24px;height:24px;background:var(--color-accent-burgundy);border:3px solid #FFFDF9;border-radius:50%;box-shadow:0 3px 10px #00000040}.actual-pin{background:var(--color-accent-green);width:26px;height:26px}.marker-tooltip{position:absolute;bottom:30px;background:var(--color-ink-primary);color:#fffdf9;padding:4px 10px;border-radius:6px;font-size:.78rem;white-space:nowrap;box-shadow:0 4px 12px #00000026;display:flex;flex-direction:column;align-items:center}.marker-tooltip:after{content:"";position:absolute;bottom:-4px;left:50%;transform:translate(-50%);border-width:4px 4px 0 4px;border-style:solid;border-color:var(--color-ink-primary) transparent transparent transparent}.actual-tooltip{bottom:-42px;background:var(--color-accent-green)}.actual-tooltip:after{top:-4px;bottom:auto;border-width:0 4px 4px 4px;border-color:transparent transparent var(--color-accent-green) transparent}.tooltip-title{font-size:.7rem;opacity:.85}.tooltip-val{font-weight:700}.reveal-anim{animation:popIn .4s cubic-bezier(.175,.885,.32,1.275)}@keyframes popIn{0%{transform:translate(-50%,-50%) scale(0);opacity:0}to{transform:translate(-50%,-50%) scale(1);opacity:1}}.slider-actions-row{display:flex;justify-content:flex-end;margin-top:16px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 24px;border-radius:var(--radius-md);font-size:.98rem;font-weight:600;cursor:pointer;transition:all .2s ease;border:none;outline:none}.primary-btn{background:var(--color-accent-burgundy);color:#fffdf9;box-shadow:0 4px 14px #8b263e40}.primary-btn:hover:not(:disabled){background:var(--color-accent-burgundy-hover);transform:translateY(-1px);box-shadow:0 6px 18px #8b263e59}.primary-btn:disabled,.primary-btn.disabled{opacity:.4;cursor:not-allowed;box-shadow:none}.secondary-btn{background:var(--bg-paper);border:1px solid var(--bg-paper-border);color:var(--color-ink-primary)}.secondary-btn:hover{background:#efe7da}.text-btn{background:transparent;color:var(--color-ink-secondary)}.text-btn:hover{color:var(--color-ink-primary);background:#00000008}.result-action-bar{display:flex;align-items:center;justify-content:space-between;width:100%}.quick-result-summary{display:flex;align-items:center;gap:16px}.reaction-badge{color:#fffdf9;padding:6px 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18px;border-radius:var(--radius-md)}.trophy-gold{color:var(--color-accent-gold)}.score-main{font-size:1.4rem;font-weight:700;color:#7a5b0b}.score-max{font-size:.85rem;color:#9c7d29}.result-metrics-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.metric-box{background:var(--bg-paper);border:1px solid var(--bg-paper-border);border-radius:var(--radius-md);padding:14px;display:flex;flex-direction:column}.metric-box.highlight{background:#2f705214;border-color:#2f705240}.metric-label{font-size:.78rem;color:var(--color-ink-muted);margin-bottom:4px}.metric-icon-label{display:flex;align-items:center;gap:4px;font-size:.78rem;color:var(--color-ink-muted);margin-bottom:4px}.metric-value{font-size:1.2rem;font-weight:700;color:var(--color-ink-primary)}.metric-box.highlight .metric-value{color:var(--color-accent-green)}.match-result-container{max-width:680px;margin:0 auto;width:100%}.match-result-card{background:var(--bg-card);border:1px solid var(--bg-paper-border);border-radius:var(--radius-lg);padding:40px;box-shadow:var(--shadow-md)}.new-record-banner{display:flex;align-items:center;justify-content:center;gap:8px;background:linear-gradient(90deg,#fff7d6,#ffeba3);color:#856404;border:1px solid #FFE082;padding:8px 16px;border-radius:999px;font-weight:700;font-size:.88rem;margin-bottom:24px}.match-hero{text-align:center;margin-bottom:36px}.trophy-circle{width:72px;height:72px;background:#fff8e7;border:2px solid #F7E4B2;border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 16px}.hero-trophy-svg{color:var(--color-accent-gold)}.match-title{font-family:var(--font-serif);font-size:2rem;font-weight:700;margin-bottom:12px}.final-score-display{display:flex;align-items:baseline;justify-content:center;gap:8px;margin-bottom:20px}.final-num{font-size:3rem;font-weight:800;color:var(--color-accent-burgundy);line-height:1}.final-max{font-size:1.2rem;color:var(--color-ink-muted)}.summary-pills{display:flex;justify-content:center;gap:16px}.summary-pill{background:var(--bg-paper);border:1px solid var(--bg-paper-border);padding:8px 16px;border-radius:var(--radius-md);display:flex;flex-direction:column;align-items:center}.pill-title{font-size:.75rem;color:var(--color-ink-muted)}.pill-val{font-weight:700;font-size:1.1rem}.rounds-breakdown-section{margin-bottom:28px}.section-heading{font-size:1rem;font-weight:700;margin-bottom:14px;color:var(--color-ink-primary)}.breakdown-list{display:flex;flex-direction:column;gap:10px}.breakdown-row{display:flex;align-items:center;background:var(--bg-paper);border:1px solid var(--bg-paper-border);border-radius:var(--radius-md);padding:12px 16px;gap:14px}.row-num{width:26px;height:26px;background:var(--bg-card);border:1px solid var(--bg-paper-border);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.82rem;font-weight:700;color:var(--color-ink-muted)}.row-book{flex:1;display:flex;flex-direction:column}.row-title{font-weight:600;font-size:.95rem}.row-author{font-size:.8rem;color:var(--color-ink-muted)}.row-details{display:flex;flex-direction:column;align-items:flex-end}.row-positions{font-size:.78rem;color:var(--color-ink-secondary);display:flex;gap:6px}.pos-separator{color:var(--color-ink-muted)}.row-score{font-weight:700;font-size:1rem;color:var(--color-accent-burgundy)}.highlights-row{margin-bottom:32px}.highlight-box{background:#2f70520f;border:1px solid rgba(47,112,82,.2);border-radius:var(--radius-md);padding:14px 18px;display:flex;align-items:center;gap:14px}.highlight-icon{width:36px;height:36px;background:var(--color-accent-green);color:#fffdf9;border-radius:50%;display:flex;align-items:center;justify-content:center}.highlight-text{display:flex;flex-direction:column}.highlight-tag{font-size:.75rem;text-transform:uppercase;letter-spacing:.05em;color:var(--color-accent-green);font-weight:700}.highlight-book{font-weight:600;font-size:.95rem}.highlight-val{font-size:.82rem;color:var(--color-ink-secondary)}.match-actions{display:flex;gap:14px}.share-btn,.play-again-btn{flex:1}.book-select-container{width:100%}.select-header{display:flex;align-items:center;gap:20px;margin-bottom:32px}.select-title-group{display:flex;flex-direction:column}.select-h1{font-family:var(--font-serif);font-size:2rem;font-weight:700}.select-sub{color:var(--color-ink-secondary);font-size:.95rem}.books-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:20px}.typographic-book-card{background:var(--bg-card);border:1px solid var(--bg-paper-border);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);display:flex;cursor:pointer;transition:all .25s cubic-bezier(.16,1,.3,1);position:relative;overflow:hidden}.typographic-book-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#8b263e4d}.card-spine-decor{width:8px;background:var(--color-accent-burgundy)}.card-inner-content{padding:20px;flex:1;display:flex;flex-direction:column}.card-year-tag{font-size:.75rem;color:var(--color-ink-muted);font-weight:600;margin-bottom:6px}.card-book-title{font-family:var(--font-serif);font-size:1.25rem;font-weight:700;line-height:1.25;margin-bottom:6px;color:var(--color-ink-primary)}.card-book-author{font-size:.88rem;color:var(--color-ink-secondary);font-style:italic;font-family:var(--font-serif);margin-bottom:20px}.card-meta-footer{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:.78rem;border-top:1px solid var(--bg-paper);padding-top:12px}.meta-words{color:var(--color-ink-muted)}.meta-play-action{font-weight:700;color:var(--color-accent-burgundy)}.modal-backdrop{position:fixed;top:0;left:0;right:0;bottom:0;background:#1f1d1a99;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:100;display:flex;align-items:center;justify-content:center;padding:20px;animation:fadeIn .2s ease}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.paywall-card,.about-modal-card{background:var(--bg-card);border:1px solid var(--bg-paper-border);border-radius:var(--radius-lg);padding:36px;max-width:520px;width:100%;box-shadow:var(--shadow-lg);animation:slideUp .3s cubic-bezier(.16,1,.3,1);position:relative}.about-modal-card{max-width:640px;max-height:85vh;display:flex;flex-direction:column}@keyframes slideUp{0%{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}.paywall-badge{width:56px;height:56px;background:#fff8e7;border:2px solid #F7E4B2;border-radius:50%;display:flex;align-items:center;justify-content:center;margin-bottom:20px}.crown-icon{color:var(--color-accent-gold)}.paywall-title{font-family:var(--font-serif);font-size:1.75rem;font-weight:700;margin-bottom:12px}.paywall-desc{color:var(--color-ink-secondary);font-size:.98rem;line-height:1.55;margin-bottom:24px}.paywall-features{display:flex;flex-direction:column;gap:12px;background:var(--bg-paper);border:1px solid var(--bg-paper-border);padding:18px;border-radius:var(--radius-md);margin-bottom:24px}.feature-item{display:flex;align-items:center;gap:10px;font-size:.9rem;font-weight:500}.feature-star{color:var(--color-accent-gold)}.sub-notice-banner{background:#8b263e14;border:1px solid rgba(139,38,62,.2);color:var(--color-accent-burgundy);padding:12px 16px;border-radius:var(--radius-md);font-size:.88rem;margin-bottom:20px;line-height:1.45}.paywall-actions{display:flex;flex-direction:column;gap:12px}.subscribe-btn,.skip-btn{width:100%}.about-header{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:20px}.about-title{font-family:var(--font-serif);font-size:1.5rem;font-weight:700}.about-subtitle{font-size:.9rem;color:var(--color-ink-secondary)}.about-body{overflow-y:auto;flex:1;padding-right:8px;display:flex;flex-direction:column;gap:20px}.about-section h3{font-size:1rem;font-weight:700;margin-bottom:8px}.section-title-with-icon{display:flex;align-items:center;gap:8px}.shield-icon{color:var(--color-accent-green)}.about-section p{font-size:.92rem;color:var(--color-ink-secondary);line-height:1.55;margin-bottom:8px}.source-list{display:flex;flex-direction:column;gap:8px}.source-item{display:flex;align-items:center;justify-content:space-between;background:var(--bg-paper);border:1px solid var(--bg-paper-border);padding:10px 14px;border-radius:var(--radius-sm)}.source-title{font-weight:600;font-size:.88rem;margin-right:6px}.source-author{font-size:.8rem;color:var(--color-ink-muted)}.source-link{display:flex;align-items:center;gap:4px;font-size:.8rem;color:var(--color-accent-burgundy);text-decoration:none;font-weight:500}.source-link:hover{text-decoration:underline}.about-footer{margin-top:24px;padding-top:16px;border-top:1px solid var(--bg-paper-border);display:flex;align-items:center;justify-content:space-between;font-size:.82rem;color:var(--color-ink-muted)}.loading-container{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:80px 0;gap:16px}.spinner-icon{animation:spin 1s linear infinite;color:var(--color-accent-burgundy)}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.loading-text{font-family:var(--font-serif);font-size:1.1rem;color:var(--color-ink-secondary)}@media (max-width: 768px){.main-content{padding:16px 12px 32px}.header-container{padding:0 12px;height:56px}.brand-title{font-size:1.1rem}.lifetime-badge{display:none}.home-title{font-size:2rem}.mode-cards-grid{grid-template-columns:1fr;gap:14px}.book-page-card{padding:24px 20px;border-radius:var(--radius-md)}.page-paper-content{font-size:1rem;line-height:1.65}.slider-card{padding:18px 16px}.result-metrics-grid{grid-template-columns:1fr 1fr}.match-result-card{padding:24px 20px}.final-num{font-size:2.2rem}.match-actions{flex-direction:column}}