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var(--line);min-height:42px;padding-bottom:12px}.control-row:last-child{border-bottom:0;padding-bottom:0}.control-row span{color:var(--text-dim);font-size:13px}.toggle-button{min-width:48px;color:var(--text-faint);padding:7px 9px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:10px;font-weight:700}.toggle-button[aria-pressed=true]{color:var(--orange);background:#f9731626;border-color:#f9731694}.difficulty-row{grid-template-columns:repeat(4,1fr);gap:7px;display:grid}.difficulty-button{color:var(--text-faint);padding:9px 6px;font-size:11px}.difficulty-button:disabled{cursor:not-allowed;opacity:.42}.difficulty-button[aria-pressed=true]{color:var(--text);background:#f9731626;border-color:#f9731694}.auth-form,.auth-user{gap:12px;display:grid}.auth-input{border:1px solid var(--line);width:100%;color:var(--text);background:#ffffff0b;border-radius:12px;outline:none;padding:11px 12px;font-size:13px}.auth-input:focus{border-color:#f97316b8;box-shadow:0 0 0 3px #f973161a}.auth-email{overflow-wrap:anywhere;color:var(--text-dim);font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px}.auth-status{color:var(--success);margin:0;font-size:12px;line-height:1.45}.completion-grid{color:var(--text-dim);margin:-8px 0 18px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px}.public-score-form{border-top:1px solid var(--line);gap:12px;margin-top:22px;padding-top:22px;display:grid}.field-hint{color:var(--text-faint);margin:0;font-size:11px;line-height:1.45}.completion-hof-link{text-align:center;margin-top:22px;text-decoration:none;display:block}.completion-share-button{width:100%;margin-top:-4px}.completion-new-game{justify-self:center}.stats-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;display:grid}.stat-item{border:1px solid var(--line);background:#ffffff09;border-radius:13px;gap:7px;min-height:74px;padding:12px;display:grid}.stat-item span{color:var(--text-faint);font-size:10px;line-height:1.3}.stat-item strong{color:var(--text);font-variant-numeric:tabular-nums;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:18px}.history-heading{margin:22px 0 10px}.history-list{gap:8px;margin:0;padding:0;list-style:none;display:grid}.history-item{border-bottom:1px solid var(--line);color:var(--text-dim);justify-content:space-between;align-items:center;gap:12px;padding:9px 0;font-size:12px;display:flex}.history-item:last-child{border-bottom:0;padding-bottom:0}.history-item strong,.history-item span{font-variant-numeric:tabular-nums;font-family:ui-monospace,SFMono-Regular,Menlo,monospace}.history-item strong{color:var(--text);font-size:11px}.stats-detail-link{color:var(--orange-soft);margin-top:18px;font-size:12px;text-decoration:none;transition:color .14s;display:inline-block}.stats-detail-link:hover,.stats-detail-link:focus-visible{color:var(--orange);text-underline-offset:4px;outline:none;text-decoration:underline}.statistics-page-content{gap:20px;display:grid}.statistics-hero,.statistics-card{padding:clamp(22px,4vw,34px)}.statistics-hero h1{color:var(--text);letter-spacing:-.05em;margin:12px 0 28px;font-size:clamp(28px,5vw,44px);line-height:1.05}.statistics-summary-grid{margin-top:0}.stats-table-wrap{overflow-x:auto}.stats-table{border-collapse:collapse;width:100%;color:var(--text-dim);text-align:left;font-size:12px}.stats-table th,.stats-table td{border-bottom:1px solid var(--line);vertical-align:middle;white-space:nowrap;padding:13px 12px}.stats-table th:first-child,.stats-table td:first-child{padding-left:0}.stats-table th:last-child,.stats-table td:last-child{padding-right:0}.stats-table thead th{color:var(--text-faint);letter-spacing:.08em;text-transform:uppercase;font-size:10px;font-weight:700}.stats-table tbody th{color:var(--text);font-weight:500}.stats-table tbody td:nth-child(3),.stats-table tbody td:nth-child(4),.stats-table tbody td:nth-child(5),.stats-history-table tbody td:first-child,.stats-history-table tbody td:nth-child(3),.stats-history-table tbody td:nth-child(4){font-variant-numeric:tabular-nums;font-family:ui-monospace,SFMono-Regular,Menlo,monospace}.stats-table tbody tr:last-child th,.stats-table tbody tr:last-child td{border-bottom:0}.stats-history-table{min-width:760px}.stats-record-options{gap:4px;display:flex}.stats-empty{color:var(--text-faint);margin:0}.modal-backdrop{z-index:20;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:#040406c2;place-items:center;padding:20px;display:grid;position:fixed;inset:0}.dialog-panel{width:min(640px,100%);max-height:calc(100vh - 40px);padding:clamp(22px,4vw,34px);overflow-y:auto}.settings-dialog{gap:28px;display:grid}.dialog-heading{justify-content:space-between;align-items:flex-start;gap:20px;display:flex}.dialog-heading h2,.intro-dialog h2{color:var(--text);letter-spacing:-.04em;margin:8px 0 0;font-size:clamp(22px,4vw,30px);line-height:1.05}.settings-sections{gap:26px;display:grid}.settings-section+.settings-section{border-top:1px solid var(--line);padding-top:26px}.intro-dialog{gap:18px;width:min(520px,100%);display:grid}.confirm-dialog{gap:18px;width:min(480px,100%);display:grid}.replay-dialog{gap:18px;width:min(520px,100%);display:grid}.replay-dialog h2{color:var(--text);letter-spacing:-.04em;margin:0;font-size:clamp(24px,4vw,32px);line-height:1.05}.completion-backdrop{z-index:30}.completion-dialog{gap:18px;width:min(520px,100%);display:grid;position:relative}.dialog-close-button{border:1px solid var(--line);width:34px;height:34px;color:var(--text-dim);cursor:pointer;background:#ffffff0b;border-radius:10px;place-items:center;padding:0;font-size:24px;line-height:1;transition:border-color .14s,background .14s,color .14s;display:grid;position:absolute;top:14px;right:14px}.dialog-close-button:hover,.dialog-close-button:focus-visible{color:var(--text);background:#f973161f;border-color:#f97316b8;outline:none}.completion-dialog h2{color:var(--text);letter-spacing:-.04em;margin:0;padding-right:38px;font-size:clamp(24px,4vw,32px);line-height:1.05}.completion-summary{border-top:1px solid var(--line);border-bottom:1px solid var(--line);gap:11px;padding:16px 0;display:grid}.confirm-dialog h2{color:var(--text);letter-spacing:-.04em;margin:0;font-size:clamp(22px,4vw,30px);line-height:1.05}.dialog-actions{flex-wrap:wrap;justify-content:flex-end;gap:10px;display:flex}.dialog-copy{color:var(--text-dim);margin:0;font-size:14px;line-height:1.55}.checkbox-row{color:var(--text-dim);align-items:flex-start;gap:10px;font-size:12px;line-height:1.45;display:flex}.checkbox-row input{width:16px;height:16px;accent-color:var(--orange);flex:none}.footer-line{color:var(--text-faint);letter-spacing:.14em;text-align:center;text-transform:uppercase;margin-top:34px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:10px}@keyframes error-flash{0%,to{color:var(--danger)}50%{color:#fff}}@keyframes correct-flash{0%{background:#86efac4d}to{background:0 0}}@keyframes pause-bitcoin-wander{0%{transform:translate(0)}11.111%{transform:translate(100%)}22.222%{transform:translate(200%)}33.333%{transform:translate(200%,100%)}44.444%{transform:translate(100%,100%)}55.555%{transform:translateY(100%)}66.666%{transform:translateY(200%)}77.777%{transform:translate(100%,200%)}88.888%{transform:translate(200%,200%)}to{transform:translate(0)}}@media (prefers-reduced-motion:reduce){.sudoku-grid,.pause-bitcoin{transition:none;animation:none}}@media (max-width:820px){.game-layout{grid-template-columns:1fr}.side-column{grid-template-rows:none;grid-template-columns:1fr;height:auto}}@media (max-width:560px){.app-shell{width:min(100% - 24px,480px);padding-top:18px}.topbar{grid-template-columns:auto 1fr auto;align-items:flex-start;margin-bottom:24px}.topbar>.bitcoin-widget{grid-area:2/1/auto/-1;justify-self:center;margin-top:8px}.topbar-meta{justify-items:end;gap:3px;display:grid}.meta-dot{display:none}.board-heading{align-items:flex-end;gap:8px}.board-heading-action{flex-direction:column;align-items:stretch;gap:6px}.side-column,.hof-filters{grid-template-columns:1fr}.board-actions{align-items:stretch}.action-button{flex:1}}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}