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.calendar-date{background:var(--green);color:#fff}.calendar-entry-dot{background:var(--green);width:8px;height:8px;box-shadow:0 0 0 4px var(--green);border-radius:999px}@supports (color:color-mix(in lab, red, red)){.calendar-entry-dot{box-shadow:0 0 0 4px color-mix(in srgb, var(--green) 12%, transparent)}}.calendar-entry{gap:12px;display:grid}.calendar-entry strong{color:var(--ink);font-size:.96rem;line-height:1.18}.calendar-entry-meta{flex-wrap:wrap;gap:6px;display:flex}.calendar-entry-meta span,.calendar-entry-meta em{border:1px solid var(--green)}@supports (color:color-mix(in lab, red, red)){.calendar-entry-meta span,.calendar-entry-meta em{border:1px solid color-mix(in srgb, var(--green) 18%, var(--border))}}.calendar-entry-meta span,.calendar-entry-meta em{color:var(--muted-fg);text-transform:uppercase;background:#ffffffad;border-radius:999px;padding:5px 8px;font-size:.72rem;font-style:normal;font-weight:850}.calendar-entry-meta em{background:var(--green)}@supports (color:color-mix(in lab, red, red)){.calendar-entry-meta em{background:color-mix(in srgb, var(--green) 10%, white)}}.calendar-entry-meta em{color:var(--green)}.formula-interactive{perspective:900px}.formula-field{grid-template-columns:repeat(auto-fit,minmax(86px,1fr));gap:10px;display:grid}.formula-cell{border:1px solid var(--border);border-radius:var(--radius);background:var(--panel);min-height:72px;color:var(--ink);text-align:center;transform:rotateX(var(--tilt-x,0deg)) rotateY(var(--tilt-y,0deg));justify-content:center;align-items:center;transition:transform .14s,border-color .14s;display:inline-flex}.formula-cell:hover,.formula-cell.hot{border-color:var(--green)}.formula-cell.warn{border-color:var(--amber)}.symbol-page{min-height:calc(100vh - 164px)}.catalog-search-panel{border:1px solid var(--border);background:#ffffffdb;border-radius:12px;gap:10px;margin-bottom:18px;padding:14px;display:grid;box-shadow:0 16px 42px #352e2314}.catalog-search-label{color:var(--green);letter-spacing:0;text-transform:uppercase;font-size:.8rem;font-weight:850}.catalog-search-field{border:1px solid var(--green);align-items:center;gap:12px;min-height:58px;display:flex}@supports (color:color-mix(in lab, red, red)){.catalog-search-field{border:1px solid color-mix(in srgb, var(--green) 24%, var(--border))}}.catalog-search-field{background:var(--panel);border-radius:12px;padding:0 14px;transition:border-color .16s,box-shadow .16s;box-shadow:inset 0 1px #ffffffe6,0 14px 34px #352e231a}.catalog-search-field:focus-within{border-color:var(--green);box-shadow:inset 0 1px #ffffffeb,0 18px 42px #352e231f,0 0 0 4px #0f766e24}.catalog-search-icon,.catalog-search-clear{width:38px;height:38px;color:var(--green);background:#eef8f4;border:1px solid #cfe4dc;border-radius:10px;flex:none;justify-content:center;align-items:center;display:inline-flex;box-shadow:0 8px 18px #0f766e1a}.catalog-search-icon svg,.catalog-search-clear 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p{margin-bottom:0;font-size:.94rem}.symbol-back{color:var(--green);margin-bottom:18px;font-weight:850;display:inline-flex}.symbol-card{border:1px solid var(--border);border-radius:var(--radius);background:#ffffffdb;grid-template-columns:minmax(220px,.55fr) minmax(0,1fr);gap:28px;padding:28px;display:grid;box-shadow:0 18px 50px #352e2314}.symbol-mark{border:1px solid var(--border);border-radius:var(--radius);min-height:320px;color:var(--green);background:#e8f3ef;justify-content:center;align-items:center;font-size:clamp(3rem,9vw,7rem);display:flex}.symbol-copy h1{margin-bottom:16px}.symbol-latex-form{align-items:center;gap:10px;margin-bottom:18px;display:flex}.symbol-latex-form span{color:var(--muted-fg);text-transform:uppercase;font-size:.76rem;font-weight:850}.symbol-example{border:1px solid var(--border);border-radius:var(--radius);background:#fbfaf7;margin:28px 0;padding:22px}.symbol-example>span{color:var(--muted-fg);text-transform:uppercase;margin-bottom:14px;font-size:.76rem;font-weight:850;display:block}.symbol-example .math-display{text-transform:none;font-size:clamp(1.2rem,4vw,2rem)}.symbol-example .katex,.symbol-example .katex *,.symbol-mark .katex,.symbol-mark .katex *,.symbol-catalog-mark .katex,.symbol-catalog-mark .katex *{text-transform:none}.symbol-use-list{flex-wrap:wrap;gap:10px;margin:16px 0 0;padding:0;list-style:none;display:flex}.symbol-use-list li{border:1px solid var(--border);background:var(--panel);color:var(--ink);border-radius:999px;padding:8px 12px;font-weight:800}body.site-dark-theme .nav{background:#0b0f12e6}body.site-dark-theme .nav-links,body.site-dark-theme .hero-sub{color:var(--muted-fg)}body.site-dark-theme .btn-outline,body.site-dark-theme .site-theme-toggle,body.site-dark-theme .home-stat,body.site-dark-theme .daily-panel,body.site-dark-theme .quick-action,body.site-dark-theme .surface,body.site-dark-theme .home-game-card,body.site-dark-theme .tile,body.site-dark-theme .archive-calendar,body.site-dark-theme .catalog-search-panel,body.site-dark-theme .catalog-filter-panel,body.site-dark-theme .catalog-tags button,body.site-dark-theme .symbol-catalog-card,body.site-dark-theme .symbol-card{background:#20272ddb;box-shadow:0 18px 50px #0000003d}body.site-dark-theme .daily-preview,body.site-dark-theme .game-actions a,body.site-dark-theme .difficulty-close,body.site-dark-theme .difficulty-options a,body.site-dark-theme .piece-zone,body.site-dark-theme .metric,body.site-dark-theme .symbol-catalog-card code,body.site-dark-theme .symbol-latex-form code,body.site-dark-theme .catalog-search-field,body.site-dark-theme .symbol-example{background:var(--panel-strong)}body.site-dark-theme .daily-preview:hover,body.site-dark-theme .calendar-day.has-entry,body.site-dark-theme .catalog-tags button:hover,body.site-dark-theme .catalog-tags button.active,body.site-dark-theme .quick-action-mark,body.site-dark-theme .symbol-catalog-mark,body.site-dark-theme .symbol-mark{background:#2dd4bf1f}body.site-dark-theme .home-game-card:hover,body.site-dark-theme .symbol-catalog-card:hover,body.site-dark-theme .home-stat:hover,body.site-dark-theme .daily-panel:hover{box-shadow:0 22px 58px #00000052}body.site-dark-theme .integral-game{--border:#33404a;--border-hover:#647481;--green:#2dd4bf;--ink:#f4f0e8;--muted-fg:#aab4bd;--panel:#20272d;--panel-strong:#171d22;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;background:#101417;box-shadow:0 24px 76px #0000005c}body.site-dark-theme .integral-title-row>span{background:#2dd4bf29}body.site-dark-theme .integral-card{background:#171d22}body.site-dark-theme .hint-card{background:#2dd4bf1a}body.site-dark-theme .catalog-tags button.active{background:var(--green);border-color:var(--green);color:#101417}body.site-dark-theme .calendar-day.empty{background:#20272d70}body.site-dark-theme .calendar-header{background:linear-gradient(135deg,#2dd4bf1f,#20272de0)}body.site-dark-theme .calendar-header>span,body.site-dark-theme .calendar-entry-meta span,body.site-dark-theme .calendar-entry-meta em{background:#20272db3}body.site-dark-theme .calendar-day{background:#171d22}body.site-dark-theme .calendar-day.no-entry{background:linear-gradient(135deg,#20272dc2,#171d22c7)}body.site-dark-theme .footer{background:#080b0d}body.site-dark-theme .footer span{color:var(--muted-fg)}}@media (max-width:920px){.nav-inner,.section-head,.theme-page-head,.section-head-actions,.footer-inner{flex-direction:column;align-items:flex-start}.nav-links,.nav-actions{flex-wrap:wrap}.hero{min-height:auto;padding-top:64px}.game-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.home-brief,.home-workbench,.symbol-card,.split-section,.proof-layout,.prime-tool{grid-template-columns:1fr}.symbol-mark{min-height:220px}.home-brief{align-items:start;min-height:auto;padding-top:56px}.home-stats{grid-template-columns:repeat(3,minmax(0,1fr))}.prime-controls{position:static}}@media (max-width:620px){.shell{width:calc(100% - 24px)}.nav-inner{min-height:0;padding:14px 0}.nav-links{gap:12px;font-size:.86rem}.game-grid,.results-grid{grid-template-columns:1fr}.home-brief{padding-top:38px}.home-brief-main h1{max-width:100%;font-size:clamp(2.35rem,10.5vw,2.7rem);line-height:1.02}.hero-sub{max-width:100%;font-size:1rem}.home-stats{grid-template-columns:1fr}.home-stat{grid-template-columns:1fr;justify-items:start;min-height:76px}.home-stat strong{grid-row:auto;justify-self:start;font-size:2rem}.daily-panel{padding:18px}.daily-panel-footer{flex-direction:column;align-items:flex-start}.archive-calendar{padding:0}.calendar-header{flex-direction:column;align-items:flex-start}.calendar-weekdays{display:none}.calendar-grid{background:0 0;grid-template-columns:1fr;gap:8px}.calendar-day.empty,.calendar-day.no-entry{display:none}.calendar-day{border:1px solid var(--border);border-radius:var(--radius);min-height:112px}.theme-page-head h1{font-size:clamp(2.35rem,11vw,2.75rem);line-height:1.02}.theme-page-head .muted{overflow-wrap:anywhere;width:100%;max-width:100%}.archive-theme-page .theme-page-head .muted{overflow-wrap:normal;max-width:31ch}.footer span{max-width:32ch;display:block}.symbols-catalog-page .shell{width:100%;max-width:calc(100vw - 24px);overflow:hidden}.symbols-catalog-page .theme-page-head,.catalog-search-panel,.catalog-filter-panel,.symbol-catalog-grid{width:100%;max-width:100%}.catalog-search-panel,.catalog-filter-panel{min-width:0;padding:12px}.catalog-search-field{gap:10px;min-height:56px;padding:0 12px}.catalog-search-input{font-size:.95rem}.catalog-filter-head{flex-direction:column;align-items:flex-start;gap:8px}.catalog-tags{gap:8px}.catalog-tags button{flex:none;min-height:34px;padding:6px 10px;font-size:.72rem}.integral-game{width:100%;min-width:0;max-width:calc(100vw - 24px);margin:56px 0;padding:16px;overflow:hidden}.integral-theme-toggle{margin-bottom:14px}.integral-title-row{flex-direction:column;align-items:flex-start;gap:10px;margin-top:0}.integral-title-row h1{font-size:clamp(1.85rem,8vw,2.3rem);line-height:1.05}.integral-card{width:100%;max-width:calc(100vw - 58px);padding:28px 14px}.integral-card p{font-size:.95rem}.integral-answer{width:100%;max-width:calc(100vw - 58px);padding:12px 16px 14px}.integral-hints,.integral-mode,.integral-keypad,.integral-status{width:100%;max-width:calc(100vw - 58px)}.integral-mode div{width:100%}.integral-mode button{flex:1}.integral-keypad{grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;padding:8px}.integral-keypad button{min-height:44px;padding:0 6px}.integral-keypad .katex{font-size:.96rem}}@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}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-backdrop-blur{syntax:"*";inherits:false}@property --tw-backdrop-brightness{syntax:"*";inherits:false}@property --tw-backdrop-contrast{syntax:"*";inherits:false}@property --tw-backdrop-grayscale{syntax:"*";inherits:false}@property --tw-backdrop-hue-rotate{syntax:"*";inherits:false}@property --tw-backdrop-invert{syntax:"*";inherits:false}@property --tw-backdrop-opacity{syntax:"*";inherits:false}@property --tw-backdrop-saturate{syntax:"*";inherits:false}@property --tw-backdrop-sepia{syntax:"*";inherits:false}