:root{--color-primary: #F5A623;--color-primary-dark: #e09615;--color-primary-rgb: 245, 166, 35;--color-text-primary: #1B2A4A;--color-text-secondary: #2C3E5A;--color-text-muted: #666666;--color-text-subtle: #4A5568;--color-grade-elementary: #4CAF50;--color-grade-elementary-dark: #388E3C;--color-grade-upper: #F5A623;--color-grade-upper-dark: #e09615;--color-grade-middle: #2196F3;--color-grade-middle-dark: #1976D2;--color-grade-high: #9C27B0;--color-grade-high-dark: #7B1FA2;--color-error: #e74c3c;--color-error-dark: #c0392b;--color-success: #4CAF50;--color-gold: #FFD700;--color-bg: #f5f7fa;--color-bg-white: #ffffff;--color-bg-cream: #FFF8E7;--color-bg-cream-end: #FFE4A3;--color-bg-card-alt: #F7FAFC;--color-border: #e0e0e0;--color-border-light: #f0f0f0;--color-alert-warning-bg: #FFF3CD;--color-alert-warning-border: #FFC107;--color-alert-warning-text: #856404;--color-alert-error-bg: #F8D7DA;--color-alert-error-border: #F5C2C7;--color-alert-error-text: #842029;--color-alert-success-bg: #D4EDDA;--color-alert-success-text: #155724;--color-accent-blue: #4A90E2;--color-accent-blue-dark: #357ABD;--color-accent-blue-rgb: 74, 144, 226;--shadow-sm: 0 2px 8px rgba(0, 0, 0, .1);--shadow-md: 0 4px 24px rgba(0, 0, 0, .08);--shadow-primary: 0 4px 12px rgba(var(--color-primary-rgb), .3);--shadow-primary-lg: 0 6px 16px rgba(var(--color-primary-rgb), .4);--shadow-blue: 0 4px 12px rgba(var(--color-accent-blue-rgb), .3);--shadow-blue-lg: 0 6px 16px rgba(var(--color-accent-blue-rgb), .4);--shadow-card-hover: 0 12px 24px rgba(var(--color-primary-rgb), .3);--shadow-modal: 0 8px 32px rgba(0, 0, 0, .3);--shadow-focus: 0 0 0 4px rgba(var(--color-primary-rgb), .1);--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-container: clamp(16px, 3vw, 24px);--radius-card: clamp(12px, 2vw, 16px);--radius-pill: 50px;--font-family: "Nunito", -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Helvetica Neue", sans-serif;--font-family-dyslexia: "OpenDyslexicRegular", sans-serif;--font-family-mono: monospace;--transition-fast: .2s;--transition-normal: .3s;--transition-slow: .5s;--gradient-primary: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);--gradient-blue: linear-gradient(135deg, var(--color-accent-blue) 0%, var(--color-accent-blue-dark) 100%);--gradient-cream: linear-gradient(135deg, var(--color-bg-cream) 0%, var(--color-bg-cream-end) 100%);--gradient-gold: linear-gradient(135deg, var(--color-gold) 0%, #FFA500 100%);--a11y-bg: #fff;--a11y-text: #1a1a1a;--a11y-border: #1a1a1a;--a11y-link: #0000ee}:root{font-family:var(--font-family);line-height:1.5;font-weight:400;color-scheme:light;color:var(--color-text-primary);background-color:var(--color-bg);font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{font-weight:500;color:var(--color-primary);text-decoration:inherit}a:hover{color:var(--color-primary-dark)}body{margin:0;min-width:320px;min-height:100vh}#root{width:100%;min-height:100vh}h1{font-size:3.2em;line-height:1.1}button{border-radius:var(--radius-sm);border:1px solid transparent;padding:.6em 1.2em;font-size:1em;font-weight:500;font-family:inherit;cursor:pointer;transition:border-color var(--transition-fast)}button:focus,button:focus-visible{outline:4px auto -webkit-focus-ring-color}.header{background:var(--gradient-primary);box-shadow:var(--shadow-sm);position:sticky;top:0;z-index:100}.header-container{max-width:min(1920px,98vw);margin:0 auto;padding:clamp(.75rem,2vw,1rem) clamp(1rem,3vw,2rem);display:flex;justify-content:space-between;align-items:center;gap:1rem;width:100%}.logo{display:flex;align-items:center;gap:.5rem;text-decoration:none;color:var(--color-text-primary);font-weight:700;font-size:1.5rem;transition:transform var(--transition-fast)}.logo:hover{transform:scale(1.05)}.bee-icon{font-size:2rem}.logo-text{font-family:inherit}.nav{display:flex;align-items:center;gap:clamp(.5rem,2vw,1.5rem);flex-wrap:wrap}.nav-link{color:var(--color-text-primary);text-decoration:none;font-weight:600;padding:.5rem clamp(.5rem,2vw,1rem);border-radius:var(--radius-sm);transition:all var(--transition-fast);font-size:clamp(.875rem,1.5vw,1rem);min-height:44px;min-width:44px;display:inline-flex;align-items:center;justify-content:center;-webkit-tap-highlight-color:rgba(255,255,255,.3)}.nav-link:hover{background:#ffffff4d}.stats{display:flex;gap:1rem}.stat{display:flex;align-items:center;gap:.25rem;background:#fff3;padding:.5rem 1rem;border-radius:var(--radius-pill);font-weight:600;color:var(--color-text-primary);font-size:.9rem}.fire-icon,.trophy-icon{font-size:1.2rem}@media(max-width:480px){.header-container{padding:.5rem .75rem;gap:.25rem;flex-direction:column;align-items:stretch}.logo{font-size:1.25rem;justify-content:center}.bee-icon{font-size:1.5rem}.logo-text{display:inline}.nav{gap:.125rem;justify-content:space-around;width:100%;flex-wrap:nowrap}.nav-link{padding:.5rem .375rem;font-size:.8125rem;min-width:0;flex:0 1 auto;white-space:nowrap}.stats{gap:.5rem}.stat{padding:.4rem .6rem;font-size:.75rem}.fire-icon,.trophy-icon{font-size:1rem}}@media(max-width:768px){.header-container{padding:.875rem 1rem}.nav-link{padding:.5rem .75rem;font-size:.875rem}.stat span:last-child{font-size:.85rem}}@media(max-height:600px)and (orientation:landscape){.header-container{padding:.5rem 1rem}.logo{font-size:1.25rem}.bee-icon{font-size:1.5rem}}.home{max-width:min(1920px,98vw);margin:0 auto;padding:clamp(1rem,4vw,2rem);width:100%}.hero{text-align:center;padding:clamp(2rem,6vw,4rem) clamp(1rem,4vw,2rem);background:var(--gradient-cream);border-radius:var(--radius-container);margin-bottom:clamp(2rem,5vw,4rem)}.hero-title{font-size:clamp(2rem,5vw + 1rem,3.5rem);font-weight:800;color:var(--color-text-primary);margin:0 0 1rem;display:flex;align-items:center;justify-content:center;gap:clamp(.5rem,2vw,1rem);flex-wrap:wrap;text-wrap:balance;letter-spacing:-.02em}.hero-subtitle,.grade-selector h2{text-wrap:balance}.bee-large{font-size:clamp(2.5rem,6vw,4rem)}.hero-subtitle{font-size:clamp(1rem,2vw + .5rem,1.3rem);color:var(--color-text-secondary);line-height:1.8;margin:0}.grade-selector{margin-bottom:4rem}.grade-selector h2{text-align:center;font-size:2rem;color:var(--color-text-primary);margin-bottom:2rem}.grade-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,250px),1fr));gap:clamp(1rem,3vw,1.5rem)}.grade-card{background:#fff;border:3px solid var(--color-primary);border-radius:var(--radius-card);padding:clamp(1.5rem,4vw,2rem);text-decoration:none;color:inherit;transition:all var(--transition-normal);cursor:pointer;min-height:44px;-webkit-tap-highlight-color:rgba(245,166,35,.1)}.grade-card[href$="/grade/1"],.grade-card[href$="/grade/2"],.grade-card[href$="/grade/3"]{border-color:var(--color-grade-elementary)}.grade-card[href$="/grade/1"]:hover,.grade-card[href$="/grade/2"]:hover,.grade-card[href$="/grade/3"]:hover{box-shadow:0 12px 24px #4caf5040;border-color:var(--color-grade-elementary-dark)}.grade-card[href$="/grade/1"] .stat-value,.grade-card[href$="/grade/2"] .stat-value,.grade-card[href$="/grade/3"] .stat-value,.grade-card[href$="/grade/1"] .grade-action,.grade-card[href$="/grade/2"] .grade-action,.grade-card[href$="/grade/3"] .grade-action{color:var(--color-grade-elementary)}.grade-card[href$="/grade/7"],.grade-card[href$="/grade/8"],.grade-card[href$="/grade/9"]{border-color:var(--color-grade-middle)}.grade-card[href$="/grade/7"]:hover,.grade-card[href$="/grade/8"]:hover,.grade-card[href$="/grade/9"]:hover{box-shadow:0 12px 24px #2196f340;border-color:var(--color-grade-middle-dark)}.grade-card[href$="/grade/7"] .stat-value,.grade-card[href$="/grade/8"] .stat-value,.grade-card[href$="/grade/9"] .stat-value,.grade-card[href$="/grade/7"] .grade-action,.grade-card[href$="/grade/8"] .grade-action,.grade-card[href$="/grade/9"] .grade-action{color:var(--color-grade-middle)}.grade-card[href$="/grade/10"],.grade-card[href$="/grade/11"],.grade-card[href$="/grade/12"]{border-color:var(--color-grade-high)}.grade-card[href$="/grade/10"]:hover,.grade-card[href$="/grade/11"]:hover,.grade-card[href$="/grade/12"]:hover{box-shadow:0 12px 24px #9c27b040;border-color:var(--color-grade-high-dark)}.grade-card[href$="/grade/10"] .stat-value,.grade-card[href$="/grade/11"] .stat-value,.grade-card[href$="/grade/12"] .stat-value,.grade-card[href$="/grade/10"] .grade-action,.grade-card[href$="/grade/11"] .grade-action,.grade-card[href$="/grade/12"] .grade-action{color:var(--color-grade-high)}.grade-card:hover{transform:translateY(-8px);box-shadow:var(--shadow-card-hover);border-color:var(--color-primary-dark)}.grade-number{font-size:1.8rem;font-weight:700;color:var(--color-text-primary);margin-bottom:1rem}.grade-stats{display:flex;gap:1rem;margin-bottom:1rem}.stat-item{display:flex;flex-direction:column;gap:.25rem}.stat-label{font-size:.85rem;color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.05em}.stat-value{font-size:1.5rem;font-weight:700;color:var(--color-primary)}.grade-action{margin-top:1rem;color:var(--color-primary);font-weight:600;font-size:1.1rem}.about-section{max-width:640px;margin:0 auto 4rem;padding:0 1rem}.about-section h2{font-size:1.5rem;color:var(--color-text-primary);margin-bottom:1rem}.about-description{color:var(--color-text-subtle);line-height:1.8;font-size:1.05rem}.home-footer{text-align:center;padding:3rem 2rem;border-top:2px solid var(--color-primary);color:var(--color-text-muted)}.home-footer strong{color:var(--color-text-primary)}.footer-links{margin-top:1rem}.footer-links a{color:var(--color-primary);text-decoration:none;font-weight:600;display:inline-block;padding:.5rem .25rem;min-height:44px;line-height:1.5}.footer-links a:hover{text-decoration:underline}@media(max-width:480px){.home{padding:1rem}.hero{padding:2rem 1rem;border-radius:var(--radius-md);margin-bottom:2rem}.grade-card{padding:1.25rem}.grade-number{font-size:1.5rem}.stat-value{font-size:1.25rem}}@media(max-width:540px){.grade-grid{grid-template-columns:1fr}.about-section{margin-bottom:2rem}.home-footer{padding:2rem 1rem}}@media(min-width:769px)and (max-width:1024px){.grade-grid{grid-template-columns:repeat(2,1fr)}}@media(max-height:600px)and (orientation:landscape){.hero{padding:1.5rem 2rem;margin-bottom:2rem}.hero-title{font-size:2rem}.bee-large{font-size:2.5rem}.grade-selector,.about-section{margin-bottom:2rem}}.grade-view{max-width:min(1920px,98vw);margin:0 auto;padding:clamp(1rem,3vw,2rem);width:100%}.grade-header{text-align:center;margin-bottom:clamp(2rem,5vw,3rem)}.grade-header h1{font-size:clamp(2rem,5vw + .5rem,3rem);color:var(--color-text-primary);margin:0 0 .5rem}.word-count{font-size:clamp(1rem,2vw + .5rem,1.2rem);color:var(--color-text-muted);margin:0}.practice-options{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,250px),1fr));gap:clamp(1.25rem,3vw,2rem);margin-bottom:clamp(2rem,5vw,4rem)}.practice-card{background:#fff;border:3px solid var(--color-border);border-radius:var(--radius-card);padding:clamp(1.5rem,4vw,2rem);text-decoration:none;color:inherit;transition:all var(--transition-normal);cursor:pointer;text-align:center;min-height:48px;-webkit-tap-highlight-color:rgba(var(--color-primary-rgb),.1)}.practice-card:hover{transform:translateY(-8px);box-shadow:0 12px 24px #0000001a}.practice-card.featured{border-color:var(--color-primary);background:var(--gradient-cream)}.practice-card.featured:hover{box-shadow:var(--shadow-card-hover)}.practice-icon{font-size:3rem;margin-bottom:1rem}.practice-card h3{font-size:1.5rem;color:var(--color-text-primary);margin:0 0 .5rem}.practice-card p{color:var(--color-text-muted);margin:0 0 1rem}.practice-action{color:var(--color-primary);font-weight:600;font-size:1.1rem}.word-list-section{margin-top:4rem}.word-list-section h2{font-size:2rem;color:var(--color-text-primary);margin-bottom:2rem}.word-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:1rem}.word-card{background:#fff;border:2px solid var(--color-border);border-radius:var(--radius-md);padding:1.5rem 1rem;text-align:center;transition:all var(--transition-fast);text-decoration:none;color:inherit;cursor:pointer}.word-card:hover{border-color:var(--color-primary);transform:translateY(-2px)}.word-text{font-size:1.3rem;font-weight:600;color:var(--color-text-primary);margin-bottom:.5rem}.word-pattern{font-size:.85rem;color:var(--color-text-muted);text-transform:lowercase}button.word-card.more{background:var(--color-bg-card-alt);border-style:dashed;display:flex;align-items:center;justify-content:center;font-family:inherit;cursor:pointer}button.word-card.more:hover{background:#edf2f7;border-color:var(--color-primary)}.more-count{font-size:1.1rem;font-weight:600;color:var(--color-text-muted)}.no-words{text-align:center;padding:4rem 2rem}.no-words h2{color:var(--color-text-muted);margin-bottom:2rem}@media(max-width:768px){.grade-header h1{font-size:2rem}.practice-options{grid-template-columns:1fr}.word-grid{grid-template-columns:repeat(auto-fill,minmax(120px,1fr))}}.spelling-input-form{display:flex;gap:clamp(.75rem,2vw,1rem);max-width:600px;margin:clamp(1.5rem,4vw,2rem) auto}.spelling-input{flex:1;padding:clamp(1rem,3vw,1.25rem) clamp(1rem,3vw,1.5rem);font-size:clamp(1.125rem,3vw,1.5rem);border:3px solid var(--color-border);border-radius:var(--radius-md);font-family:inherit;transition:all var(--transition-fast);text-align:center;letter-spacing:.05em;-webkit-appearance:none;appearance:none;min-height:48px}.spelling-input:focus{outline:none;border-color:var(--color-primary);box-shadow:var(--shadow-focus)}.spelling-input:disabled{background:var(--color-bg);cursor:not-allowed}.spelling-input.shake{animation:shake var(--transition-slow);border-color:var(--color-error)}@keyframes shake{0%,to{transform:translate(0)}10%,30%,50%,70%,90%{transform:translate(-8px)}20%,40%,60%,80%{transform:translate(8px)}}.submit-button{padding:1.25rem 2.5rem;font-size:1.2rem;font-weight:600;background:var(--gradient-primary);color:var(--color-text-primary);border:none;border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast);font-family:inherit;white-space:nowrap}.submit-button:hover:not(:disabled){transform:translateY(-2px);box-shadow:var(--shadow-primary-lg)}.submit-button:disabled{opacity:.5;cursor:not-allowed;transform:none}.submit-button:active:not(:disabled){transform:translateY(0)}@media(max-width:480px){.spelling-input-form{flex-direction:column;gap:.75rem;margin:1.25rem auto}.spelling-input{font-size:1.125rem;padding:.875rem 1rem;font-size:16px}.submit-button{width:100%;padding:1rem 2rem;font-size:1.125rem;min-height:52px}}@media(min-width:481px)and (max-width:768px){.spelling-input-form{flex-direction:row}.spelling-input{font-size:1.25rem;padding:1rem 1.25rem}.submit-button{padding:1rem 2rem;white-space:nowrap}}@media(max-width:360px){.spelling-input{padding:.75rem;font-size:16px}.submit-button{padding:.875rem 1.5rem;font-size:1rem}}@media(max-height:600px)and (orientation:landscape){.spelling-input-form{margin:1rem auto}.spelling-input{padding:.75rem 1rem}.submit-button{padding:.75rem 1.5rem}}.practice{max-width:min(1200px,98vw);margin:0 auto;padding:clamp(1rem,3vw,2rem);min-height:80vh;width:100%}.practice.loading{display:flex;align-items:center;justify-content:center;font-size:clamp(1.25rem,3vw,1.5rem);color:var(--color-text-muted)}.practice-container{background:#fff;border-radius:var(--radius-container);padding:clamp(1.5rem,5vw,3rem);box-shadow:var(--shadow-md)}.progress-bar{width:100%;height:12px;background:var(--color-border);border-radius:6px;overflow:hidden;margin-bottom:1rem}.progress-fill{height:100%;background:linear-gradient(90deg,var(--color-primary) 0%,var(--color-primary-dark) 100%);transition:width var(--transition-slow) ease}.word-counter{text-align:center;font-size:1.1rem;color:var(--color-text-muted);font-weight:600;margin-bottom:2rem}.speech-warning,.speech-error{background:var(--color-alert-warning-bg);border:2px solid var(--color-alert-warning-border);border-radius:var(--radius-sm);padding:1rem;margin-bottom:1.5rem;text-align:center;font-size:.95rem;color:var(--color-alert-warning-text);font-weight:500}.speech-error{background:var(--color-alert-error-bg);border-color:var(--color-alert-error-border);color:var(--color-alert-error-text)}.word-display{text-align:center;margin-bottom:2rem}.listen-prompt{font-size:2rem;color:var(--color-text-primary);margin-bottom:2rem}.audio-controls{display:flex;gap:1rem;justify-content:center;margin-bottom:2rem}.audio-button{padding:1rem 2rem;font-size:1.1rem;font-weight:600;border:none;border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast);font-family:inherit}.audio-button.primary{background:var(--gradient-blue);color:#fff;box-shadow:var(--shadow-blue)}.audio-button.primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-blue-lg)}.audio-button.secondary{background:#fff;color:var(--color-text-primary);border:2px solid var(--color-accent-blue)}.audio-button.secondary:hover{background:#ebf5ff;transform:translateY(-2px)}.word-info{background:var(--color-bg-card-alt);border-left:4px solid var(--color-primary);padding:1.5rem;border-radius:var(--radius-sm);text-align:left;margin-top:2rem}.definition{margin:0 0 1rem;font-size:1.1rem;color:var(--color-text-secondary)}.sentence{margin:0;font-size:1.1rem;color:var(--color-text-secondary);font-style:italic}.error-message{background:#fee;border:3px solid var(--color-error);border-radius:var(--radius-md);padding:2rem;margin-top:2rem;animation:errorPulse .5s}@keyframes errorPulse{0%,to{transform:scale(1)}50%{transform:scale(1.02)}}.error-icon{font-size:3rem;margin-bottom:1rem}.error-text{font-size:1.2rem;color:var(--color-error-dark);margin-bottom:1rem;font-weight:600}.correct-word{font-size:2.5rem;font-weight:700;color:var(--color-text-primary);margin:1rem 0;letter-spacing:.1em}.retry-prompt{font-size:1.1rem;color:var(--color-text-muted);margin-top:1rem}.etymology{text-align:center;font-size:.95rem;color:var(--color-text-muted);margin-top:2rem;font-style:italic}@media(max-width:480px){.practice{padding:.75rem}.practice-container{padding:1.5rem 1rem;border-radius:var(--radius-md)}.listen-prompt{font-size:1.25rem}.audio-controls{flex-direction:column;gap:.75rem}.audio-button{width:100%;padding:.875rem 1.5rem;font-size:1rem;min-height:48px}.word-info{padding:1.25rem}.definition,.sentence{font-size:1rem}.error-message{padding:1.5rem}.correct-word{font-size:2rem}}@media(max-width:768px){.practice{padding:1rem}.practice-container{padding:2rem 1.5rem}.listen-prompt{font-size:1.5rem}.audio-controls{flex-direction:column}.audio-button{width:100%}.word-counter{font-size:1rem}}@media(max-height:600px)and (orientation:landscape){.practice-container{padding:1.5rem 2rem}.listen-prompt{font-size:1.25rem;margin-bottom:1rem}.audio-controls{margin-bottom:1rem}.word-info{margin-top:1rem;padding:1rem}}.share-buttons{display:flex;gap:clamp(.75rem,2vw,1rem);flex-wrap:wrap;justify-content:center;margin-top:clamp(1.5rem,3vw,2rem)}.share-button{padding:clamp(.875rem,2vw,1rem) clamp(1.5rem,3vw,2rem);font-size:clamp(1rem,2vw,1.1rem);font-weight:600;border:none;border-radius:var(--radius-sm);cursor:pointer;transition:all var(--transition-fast);font-family:inherit;min-height:48px;min-width:48px;-webkit-tap-highlight-color:rgba(var(--color-primary-rgb),.1)}.share-button.primary{background:var(--gradient-primary);color:var(--color-text-primary);box-shadow:var(--shadow-primary)}.share-button.primary:hover:not(:disabled){transform:translateY(-2px);box-shadow:var(--shadow-primary-lg)}.share-button.secondary{background:var(--color-bg-white);color:var(--color-text-primary);border:2px solid var(--color-primary)}.share-button.secondary:hover{background:var(--color-bg-cream);transform:translateY(-2px)}.share-button:disabled{opacity:.6;cursor:not-allowed}.share-modal{position:fixed;inset:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;animation:fadeIn var(--transition-fast)}.share-modal-content{background:var(--color-text-primary);color:#fff;padding:2rem 3rem;border-radius:var(--radius-md);font-size:1.2rem;font-weight:600;box-shadow:var(--shadow-modal);animation:slideUp var(--transition-normal)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}@media(max-width:768px){.share-buttons{flex-direction:column}.share-button{width:100%}}.result{max-width:min(1200px,98vw);margin:0 auto;padding:clamp(1rem,3vw,2rem);min-height:80vh;width:100%}.result-container{background:#fff;border-radius:var(--radius-container);padding:clamp(1.5rem,5vw,3rem);box-shadow:var(--shadow-md);text-align:center}.result-header{margin-bottom:2rem}.result-header.perfect{animation:celebrate 1s ease-out}@keyframes celebrate{0%,to{transform:scale(1)}50%{transform:scale(1.1)}}.result-icon{font-size:clamp(3rem,8vw,5rem);margin-bottom:1rem;animation:iconBounce .6s ease-out}@keyframes iconBounce{0%,to{transform:translateY(0)}50%{transform:translateY(clamp(-10px,-3vw,-20px))}}.result-title{font-size:clamp(1.75rem,4vw + .5rem,2.5rem);color:var(--color-text-primary);margin:0}.score-display{display:flex;align-items:center;justify-content:center;gap:1rem;margin:2rem 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h1{font-size:1.5rem;margin-bottom:1.5rem}.settings-section{margin-bottom:2rem;padding-bottom:1.5rem}.settings-section h2{font-size:1.125rem}.data-actions{flex-direction:column;gap:.75rem}.action-button{width:100%;font-size:.95rem;padding:.875rem 1.25rem}.setting-item label{font-size:.95rem}}@media(max-width:768px){.settings-page{padding:1rem}.settings-container{padding:2rem 1.5rem}.data-actions{flex-direction:column}.action-button{width:100%}}*{box-sizing:border-box}body{margin:0;font-family:var(--font-family);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:var(--color-bg);padding-left:env(safe-area-inset-left);padding-right:env(safe-area-inset-right);padding-bottom:env(safe-area-inset-bottom)}.app{width:100%;min-height:100vh;display:flex;flex-direction:column}.main-content{flex:1;width:100%}.skip-link{position:absolute;top:-100px;left:8px;padding:12px 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