:root{--cell-size: 60px;--cell-border-width: 2px;--cell-border-radius: 8px;--cell-border-color: #3a3a5c;--cell-bg: #2a2a4a;--cell-text: #ffffff;--cell-highlight: #ffd700;--cell-highlight-text: #1a1a2e;--cell-blocked: #000000;--font-family: "Inter", system-ui, -apple-system, sans-serif;--font-size: 24px;--font-size-clue: 28px;--font-size-small: 14px;--font-size-number: 12px;--bg-primary: #1a1a2e;--bg-secondary: #2a2a4a;--bg-tertiary: #3a3a5c;--text-primary: #ffffff;--text-secondary: #b0b0c0;--text-muted: #888888;--accent-primary: #ffd700;--accent-secondary: #4a9eff;--success: #4ade80;--error: #f87171;--spacing-xs: 4px;--spacing-sm: 8px;--spacing-md: 16px;--spacing-lg: 24px;--spacing-xl: 32px;--transition-fast: .15s ease;--transition-normal: .25s ease}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-text-size-adjust:100%}body{font-family:var(--font-family);font-size:var(--font-size);background-color:var(--bg-primary);color:var(--text-primary);line-height:1.5;min-height:100vh;overflow-x:hidden}#app{min-height:100vh;display:flex;flex-direction:column}h1,h2,h3{font-weight:600;line-height:1.2}h1{font-size:2rem}h2{font-size:1.5rem}h3{font-size:1.25rem}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--spacing-sm);padding:var(--spacing-md) var(--spacing-lg);font-family:inherit;font-size:var(--font-size);font-weight:500;border:2px solid transparent;border-radius:var(--cell-border-radius);cursor:pointer;transition:all var(--transition-fast);min-height:48px;min-width:48px}.btn-primary{background-color:var(--accent-primary);color:var(--bg-primary)}.btn-primary:hover,.btn-primary:focus{background-color:#e6c200;transform:scale(1.02)}.btn-secondary{background-color:var(--bg-tertiary);color:var(--text-primary);border-color:var(--cell-border-color)}.btn-secondary:hover,.btn-secondary:focus{background-color:var(--bg-secondary);border-color:var(--accent-primary)}.btn-danger{background-color:var(--error);color:#fff}.btn-success{background-color:var(--success);color:var(--bg-primary)}.header{display:flex;align-items:center;justify-content:space-between;padding:var(--spacing-md) var(--spacing-lg);background-color:var(--bg-secondary);border-bottom:1px solid var(--bg-tertiary);flex-wrap:wrap;gap:var(--spacing-md)}.header-left{display:flex;align-items:center;gap:var(--spacing-md)}.header-center{flex:1;text-align:center}.header-right{display:flex;align-items:center;gap:var(--spacing-sm)}.header-meta{display:flex;flex-direction:column;gap:var(--spacing-xs)}.header-title{font-size:1.25rem;font-weight:600}.header-subtitle{font-size:var(--font-size-small);color:var(--text-secondary)}.grid-container{display:flex;flex-direction:column;align-items:center;padding:var(--spacing-lg);flex:1;overflow:auto}.crossword-grid{display:grid;gap:0;background-color:#000;border:3px solid #000000;overflow:hidden}.grid-cell{position:relative;width:var(--cell-size);height:var(--cell-size);background-color:#fff;border:1px solid #000000;display:flex;align-items:center;justify-content:center;font-size:calc(var(--cell-size) * .5);font-weight:600;color:#000;cursor:pointer;transition:all var(--transition-fast);-webkit-user-select:none;user-select:none}.grid-cell.blocked{background-color:#000;border-color:#000;cursor:default}.grid-cell.highlighted{background-color:var(--cell-highlight);color:var(--cell-highlight-text)}.grid-cell:not(.blocked):hover{background-color:#ffc}.grid-cell:not(.blocked):focus{outline:3px solid var(--accent-primary);outline-offset:-3px}.cell-number{position:absolute;top:2px;left:4px;font-size:var(--font-size-number);font-weight:400;color:#333}.grid-cell.highlighted .cell-number{color:var(--cell-highlight-text)}.clue-view{display:flex;flex-direction:column;height:100vh;height:100dvh;overflow:hidden}.clue-display{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--spacing-md);padding:var(--spacing-md);overflow:hidden}.clue-number{font-size:1.75rem;font-weight:600;color:var(--accent-primary);flex-shrink:0}.clue-text{font-size:var(--font-size-clue);text-align:center;max-width:90%;line-height:1.3;flex-shrink:0}.clue-length{font-size:inherit;color:var(--text-secondary)}.cell-sequence{display:flex;flex-wrap:wrap;justify-content:center;gap:var(--spacing-xs);padding:var(--spacing-md);flex-shrink:0}.cell-sequence.vertical{flex-direction:column}.cell-sequence .cell{width:var(--cell-size);height:var(--cell-size);border:var(--cell-border-width) solid var(--cell-border-color);border-radius:var(--cell-border-radius);background-color:var(--cell-bg);display:flex;align-items:center;justify-content:center;font-size:calc(var(--cell-size) * .5);font-weight:600;color:var(--cell-text)}.cell-sequence .cell.active{border-color:var(--accent-primary);box-shadow:0 0 0 3px #ffd7004d}.cell-sequence .cell.correct{background-color:var(--success);color:var(--bg-primary)}.cell-sequence .cell.derived{color:var(--text-secondary)}.word-separator{width:var(--spacing-md);height:var(--cell-size)}.cell-sequence.vertical .word-separator{width:var(--cell-size);height:var(--spacing-md)}.clue-actions{display:flex;justify-content:space-between;align-items:center;gap:var(--spacing-md);padding:var(--spacing-md);flex-shrink:0;flex-wrap:wrap;background-color:var(--bg-secondary)}.clue-actions-right{display:flex;gap:var(--spacing-md)}.btn-reveal{color:var(--bg-primary);border:2px solid transparent}.btn-reveal:hover,.btn-reveal:focus{transform:scale(1.02);filter:brightness(1.1)}.btn-action{color:var(--text-primary);border:2px solid var(--cell-border-color)}.btn-action:hover,.btn-action:focus{border-color:var(--accent-primary);filter:brightness(1.1)}.clues-view{display:flex;flex-direction:column;min-height:100vh}.clues-container{display:flex;flex:1;overflow:hidden}.clues-section{flex:1;display:flex;flex-direction:column;border-right:1px solid var(--bg-tertiary);overflow:hidden}.clues-section:last-child{border-right:none}.clues-header{padding:var(--spacing-md) var(--spacing-lg);background-color:var(--bg-secondary);font-weight:600;text-align:center;border-bottom:1px solid var(--bg-tertiary)}.clues-list{flex:1;overflow-y:auto;padding:var(--spacing-md)}.clue-item{padding:var(--spacing-md);border-radius:var(--cell-border-radius);cursor:pointer;transition:background-color var(--transition-fast);margin-bottom:var(--spacing-sm)}.clue-item:hover{background-color:var(--bg-secondary)}.clue-item.completed{color:var(--text-muted);text-decoration:line-through}.clue-item-number{font-weight:600;color:var(--accent-primary);margin-right:var(--spacing-sm)}.directory-view{display:flex;flex-direction:column;min-height:100vh}.directory-filters{display:flex;gap:var(--spacing-md);padding:var(--spacing-md) var(--spacing-lg);background-color:var(--bg-secondary);border-bottom:1px solid var(--bg-tertiary);flex-wrap:wrap}.filter-group{display:flex;flex-direction:column;gap:var(--spacing-xs)}.filter-label{font-size:var(--font-size-small);color:var(--text-secondary)}.filter-select,.filter-input{padding:var(--spacing-sm) var(--spacing-md);background-color:var(--bg-tertiary);border:1px solid var(--cell-border-color);border-radius:var(--cell-border-radius);color:var(--text-primary);font-size:1rem;min-height:44px}.puzzle-list{flex:1;overflow-y:auto;padding:var(--spacing-lg)}.puzzle-item{display:flex;align-items:center;justify-content:space-between;padding:var(--spacing-lg);background-color:var(--bg-secondary);border-radius:var(--cell-border-radius);margin-bottom:var(--spacing-md);cursor:pointer;transition:all var(--transition-fast)}.puzzle-item:hover{background-color:var(--bg-tertiary);transform:translate(4px)}.puzzle-info{display:flex;flex-direction:column;gap:var(--spacing-xs)}.puzzle-title{font-weight:600;font-size:1.1rem}.puzzle-meta{font-size:var(--font-size-small);color:var(--text-secondary)}.puzzle-status{display:flex;align-items:center;gap:var(--spacing-sm)}.status-badge{padding:var(--spacing-xs) var(--spacing-sm);border-radius:4px;font-size:var(--font-size-small);font-weight:500}.status-badge.untouched{background-color:var(--bg-tertiary);color:var(--text-secondary)}.status-badge.in-progress{background-color:var(--accent-secondary);color:#fff}.status-badge.completed{background-color:var(--success);color:var(--bg-primary)}.puzzle-updated{font-size:var(--font-size-small);color:var(--text-muted);font-style:italic}.puzzle-list-controls{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-md) 0;margin-bottom:var(--spacing-md);border-bottom:1px solid var(--bg-tertiary)}.puzzle-list-controls label{color:var(--text-secondary);font-size:var(--font-size-small)}.puzzle-list-controls .search-select{min-width:150px}.btn-small{padding:var(--spacing-sm) var(--spacing-md);min-height:36px;font-size:var(--font-size-small)}.settings-view{display:flex;flex-direction:column;min-height:100vh}.settings-container{display:flex;flex:1;overflow:hidden}.settings-panel{flex:1;overflow-y:auto;padding:var(--spacing-lg)}.settings-preview{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;background-color:var(--bg-secondary);padding:var(--spacing-lg)}.setting-group{margin-bottom:var(--spacing-xl)}.setting-group-title{font-size:1.1rem;font-weight:600;margin-bottom:var(--spacing-md);color:var(--accent-primary)}.setting-item{display:flex;align-items:center;justify-content:space-between;padding:var(--spacing-md) 0;border-bottom:1px solid var(--bg-tertiary)}.setting-label{font-size:1rem}.setting-input{padding:var(--spacing-sm) var(--spacing-md);background-color:var(--bg-tertiary);border:1px solid var(--cell-border-color);border-radius:var(--cell-border-radius);color:var(--text-primary);font-size:1rem;min-width:120px}.setting-input[type=color]{width:60px;height:40px;padding:4px;cursor:pointer}.setting-input[type=range]{width:150px}.toggle{position:relative;width:56px;height:32px;background-color:var(--bg-tertiary);border-radius:16px;cursor:pointer;transition:background-color var(--transition-fast)}.toggle.active{background-color:var(--accent-primary)}.toggle:after{content:"";position:absolute;top:4px;left:4px;width:24px;height:24px;background-color:#fff;border-radius:50%;transition:transform var(--transition-fast)}.toggle.active:after{transform:translate(24px)}.modal-backdrop{position:fixed;inset:0;background-color:#000000b3;display:flex;align-items:center;justify-content:center;padding:var(--spacing-lg);z-index:1000}.modal{background-color:var(--bg-secondary);border-radius:var(--cell-border-radius);max-width:600px;width:100%;max-height:80vh;overflow-y:auto}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:var(--spacing-lg);border-bottom:1px solid var(--bg-tertiary)}.modal-title{font-size:1.25rem;font-weight:600}.modal-body{padding:var(--spacing-lg)}.modal-close{background:none;border:none;color:var(--text-secondary);cursor:pointer;font-size:1.5rem;padding:var(--spacing-sm);line-height:1}.modal-footer{display:flex;justify-content:flex-end;gap:var(--spacing-md);padding:var(--spacing-lg);border-top:1px solid var(--bg-tertiary)}.reveal-confirm-modal{text-align:center;max-width:400px}.reveal-confirm-modal .modal-header{justify-content:center;border-bottom:none;padding-bottom:0}.reveal-confirm-modal .modal-title{font-size:1.5rem;color:var(--error)}.reveal-confirm-message{font-size:1.1rem;margin-bottom:var(--spacing-md)}.reveal-confirm-warning{font-size:1rem;color:var(--error);font-weight:600}.reveal-confirm-modal .modal-footer{justify-content:center}.url-input-container{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100vh;padding:var(--spacing-xl);gap:var(--spacing-lg)}.url-input-title{font-size:2.5rem;font-weight:700;color:var(--accent-primary)}.url-input-form{display:flex;flex-direction:column;gap:var(--spacing-md);width:100%;max-width:600px}.url-input{padding:var(--spacing-lg);font-size:1.25rem;background-color:var(--bg-secondary);border:2px solid var(--cell-border-color);border-radius:var(--cell-border-radius);color:var(--text-primary);text-align:center}.url-input:focus{outline:none;border-color:var(--accent-primary)}.url-input::placeholder{color:var(--text-muted)}.loading{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--spacing-lg);padding:var(--spacing-xl)}.spinner{width:48px;height:48px;border:4px solid var(--bg-tertiary);border-top-color:var(--accent-primary);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.error-message{color:var(--error);text-align:center;padding:var(--spacing-lg)}.hidden{display:none!important}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}:focus-visible{outline:3px solid var(--accent-primary);outline-offset:2px}@media(prefers-contrast:high){:root{--cell-border-width: 3px;--cell-border-color: #ffffff}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}.directory-content{padding:var(--spacing-lg);max-width:800px;margin:0 auto;width:100%}.url-input-form h2{text-align:center;margin-bottom:var(--spacing-md)}.search-divider{display:flex;align-items:center;text-align:center;margin:var(--spacing-xl) 0;color:var(--text-secondary)}.search-divider:before,.search-divider:after{content:"";flex:1;border-bottom:1px solid var(--bg-tertiary)}.search-divider span{padding:0 var(--spacing-md);font-size:var(--font-size-small);text-transform:uppercase;letter-spacing:1px}.search-form{background-color:var(--bg-secondary);padding:var(--spacing-lg);border-radius:var(--cell-border-radius);margin-bottom:var(--spacing-lg)}.search-controls{display:flex;gap:var(--spacing-md);margin-bottom:var(--spacing-md);flex-wrap:wrap}.search-field{flex:1;min-width:120px;display:flex;flex-direction:column;gap:var(--spacing-xs)}.search-field label{font-size:var(--font-size-small);color:var(--text-secondary)}.search-select{padding:var(--spacing-md);background-color:var(--bg-tertiary);border:2px solid var(--cell-border-color);border-radius:var(--cell-border-radius);color:var(--text-primary);font-size:1rem;cursor:pointer;min-height:48px}.search-select:focus{outline:none;border-color:var(--accent-primary)}.search-results{margin-bottom:var(--spacing-lg)}.search-results-title{font-size:1.1rem;color:var(--accent-primary);margin-bottom:var(--spacing-md)}.search-results-list{display:flex;flex-direction:column;gap:var(--spacing-sm)}.search-result-item{display:flex;align-items:center;justify-content:space-between;padding:var(--spacing-md) var(--spacing-lg);background-color:var(--bg-secondary);border-radius:var(--cell-border-radius);border:2px solid transparent;cursor:pointer;transition:all var(--transition-fast)}.search-result-item:hover{background-color:var(--bg-tertiary);border-color:var(--accent-primary);transform:translate(4px)}.search-result-info{display:flex;flex-direction:column;gap:var(--spacing-xs)}.search-result-title{font-weight:600}.search-result-meta{font-size:var(--font-size-small);color:var(--text-secondary)}.search-result-action{font-size:1.5rem;color:var(--accent-primary)}.search-error{padding:var(--spacing-lg);background-color:#f871711a;border-radius:var(--cell-border-radius);color:var(--error);text-align:center}