@font-face{font-family:Geist;font-style:normal;font-weight:100 900;font-display:swap;src:url(/_next/static/media/f639721981034f88-s.woff2) format("woff2");unicode-range:u+0460-052f,u+1c80-1c8a,u+20b4,u+2de0-2dff,u+a640-a69f,u+fe2e-fe2f}@font-face{font-family:Geist;font-style:normal;font-weight:100 900;font-display:swap;src:url(/_next/static/media/9766a7e9e2e0ad5a-s.woff2) format("woff2");unicode-range:u+0301,u+0400-045f,u+0490-0491,u+04b0-04b1,u+2116}@font-face{font-family:Geist;font-style:normal;font-weight:100 900;font-display:swap;src:url(/_next/static/media/b66cf8e69499582a-s.woff2) format("woff2");unicode-range:u+0102-0103,u+0110-0111,u+0128-0129,u+0168-0169,u+01a0-01a1,u+01af-01b0,u+0300-0301,u+0303-0304,u+0308-0309,u+0323,u+0329,u+1ea0-1ef9,u+20ab}@font-face{font-family:Geist;font-style:normal;font-weight:100 900;font-display:swap;src:url(/_next/static/media/aa016aab0e6d1295-s.woff2) format("woff2");unicode-range:u+0100-02ba,u+02bd-02c5,u+02c7-02cc,u+02ce-02d7,u+02dd-02ff,u+0304,u+0308,u+0329,u+1d00-1dbf,u+1e00-1e9f,u+1ef2-1eff,u+2020,u+20a0-20ab,u+20ad-20c0,u+2113,u+2c60-2c7f,u+a720-a7ff}@font-face{font-family:Geist;font-style:normal;font-weight:100 900;font-display:swap;src:url(/_next/static/media/22a5144ee8d83bca-s.p.woff2) format("woff2");unicode-range:u+00??,u+0131,u+0152-0153,u+02bb-02bc,u+02c6,u+02da,u+02dc,u+0304,u+0308,u+0329,u+2000-206f,u+20ac,u+2122,u+2191,u+2193,u+2212,u+2215,u+feff,u+fffd}@font-face{font-family:Geist Fallback;src:local("Arial");ascent-override:95.94%;descent-override:28.16%;line-gap-override:0.00%;size-adjust:104.76%}.__className_246ccd{font-family:Geist,Geist Fallback;font-style:normal}.__variable_246ccd{--font-geist-sans:"Geist","Geist Fallback"}@font-face{font-family:Geist Mono;font-style:normal;font-weight:100 900;font-display:swap;src:url(/_next/static/media/013b72fa676f92e0-s.woff2) format("woff2");unicode-range:u+0460-052f,u+1c80-1c8a,u+20b4,u+2de0-2dff,u+a640-a69f,u+fe2e-fe2f}@font-face{font-family:Geist Mono;font-style:normal;font-weight:100 900;font-display:swap;src:url(/_next/static/media/b9408752a0c24fb9-s.woff2) format("woff2");unicode-range:u+0301,u+0400-045f,u+0490-0491,u+04b0-04b1,u+2116}@font-face{font-family:Geist Mono;font-style:normal;font-weight:100 900;font-display:swap;src:url(/_next/static/media/65f03d54ccadf4a8-s.woff2) format("woff2");unicode-range:u+2000-2001,u+2004-2008,u+200a,u+23b8-23bd,u+2500-259f}@font-face{font-family:Geist Mono;font-style:normal;font-weight:100 900;font-display:swap;src:url(/_next/static/media/e038a29029a234f2-s.woff2) format("woff2");unicode-range:u+0102-0103,u+0110-0111,u+0128-0129,u+0168-0169,u+01a0-01a1,u+01af-01b0,u+0300-0301,u+0303-0304,u+0308-0309,u+0323,u+0329,u+1ea0-1ef9,u+20ab}@font-face{font-family:Geist Mono;font-style:normal;font-weight:100 900;font-display:swap;src:url(/_next/static/media/2b5b02fc7e511755-s.woff2) format("woff2");unicode-range:u+0100-02ba,u+02bd-02c5,u+02c7-02cc,u+02ce-02d7,u+02dd-02ff,u+0304,u+0308,u+0329,u+1d00-1dbf,u+1e00-1e9f,u+1ef2-1eff,u+2020,u+20a0-20ab,u+20ad-20c0,u+2113,u+2c60-2c7f,u+a720-a7ff}@font-face{font-family:Geist Mono;font-style:normal;font-weight:100 900;font-display:swap;src:url(/_next/static/media/7d4881bb7e1bf84d-s.p.woff2) format("woff2");unicode-range:u+00??,u+0131,u+0152-0153,u+02bb-02bc,u+02c6,u+02da,u+02dc,u+0304,u+0308,u+0329,u+2000-206f,u+20ac,u+2122,u+2191,u+2193,u+2212,u+2215,u+feff,u+fffd}@font-face{font-family:Geist Mono Fallback;src:local("Arial");ascent-override:74.67%;descent-override:21.92%;line-gap-override:0.00%;size-adjust:134.59%}.__className_c29908{font-family:Geist Mono,Geist Mono Fallback;font-style:normal}.__variable_c29908{--font-geist-mono:"Geist Mono","Geist Mono Fallback"}

/*! tailwindcss v4.3.3 | MIT License | https://tailwindcss.com */@layer properties{@supports (((-webkit-hyphens:none)) and (not (margin-trim:inline))) or ((-moz-orient:inline) and (not (color:rgb(from red r g b)))){*,::backdrop,:after,:before{--tw-rotate-x:initial;--tw-rotate-y:initial;--tw-rotate-z:initial;--tw-skew-x:initial;--tw-skew-y:initial;--tw-blur:initial;--tw-brightness:initial;--tw-contrast:initial;--tw-grayscale:initial;--tw-hue-rotate:initial;--tw-invert:initial;--tw-opacity:initial;--tw-saturate:initial;--tw-sepia:initial;--tw-drop-shadow:initial;--tw-drop-shadow-color:initial;--tw-drop-shadow-alpha:100%;--tw-drop-shadow-size:initial}}}@layer theme{:host,:root{--font-mono:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;--default-transition-duration:.15s;--default-transition-timing-function:cubic-bezier(.4,0,.2,1);--default-font-family:var(--font-geist-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,::backdrop,:after,:before{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}:host,html{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue","Noto Sans",Arial,sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,pre,samp{font-family:var(--default-mono-font-family,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring:where(:not(iframe)){outline:auto}progress{vertical-align:baseline}summary{display:list-item}menu,ol,ul{list-style:none}audio,canvas,embed,iframe,img,object,svg,video{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,optgroup,select,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab,red,red)){::placeholder{color:color-mix(in oklab,currentcolor 50%,transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit,::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-day-field,::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-hour-field,::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-millisecond-field,::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button,::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.visible{visibility:visible}.fixed{position:fixed}.grid{display:grid}.table{display:table}.min-h-screen{min-height:100vh}.shrink{flex-shrink:1}.transform{transform:var(--tw-rotate-x,) var(--tw-rotate-y,) var(--tw-rotate-z,) var(--tw-skew-x,) var(--tw-skew-y,)}.lowercase{text-transform:lowercase}.antialiased{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.filter{filter:var(--tw-blur,) var(--tw-brightness,) var(--tw-contrast,) var(--tw-grayscale,) var(--tw-hue-rotate,) var(--tw-invert,) var(--tw-saturate,) var(--tw-sepia,) var(--tw-drop-shadow,)}.transition{transition-property:color,background-color,border-color,outline-color,text-decoration-color,fill,stroke,--tw-gradient-from,--tw-gradient-via,--tw-gradient-to,opacity,box-shadow,transform,translate,scale,rotate,filter,-webkit-backdrop-filter,backdrop-filter,display,content-visibility,overlay,pointer-events;transition-timing-function:var(--tw-ease,var(--default-transition-timing-function));transition-duration:var(--tw-duration,var(--default-transition-duration))}}:root,[data-theme=dark]{--bg:#1a1a1a;--text:#eff1f6;--text-secondary:#9ca3af;--text-muted:#6b7280;--border:#2d2d2d;--border-light:#333;--border-subtle:#252525;--border-complexity:#2a2a2a;--surface:#222;--surface-hover:#252525;--surface-row-hover:#1f1f1f;--surface-muted:#181818;--surface-optimal:#1c1c1c;--surface-pitfalls:#1a1816;--sidebar-bg:#161616;--video-bg:#111;--input-bg:#222;--input-focus-border:#444;--hover-text:#fff;--text-brute:#7a7a7a;--text-optimal:#b4b4b4;--text-pitfalls:#a08060;--cx-label:#555;--cx-value:#999;--toggle-bg:#222;--toggle-border:var(--border);--toggle-hover:#2a2a2a;--table-card-bg:#1e1e1e;--table-stripe:#1a1a1a;--table-stripe-alt:#1e1e1e;--company-tag-bg:#2a2218;--company-tag-text:#d4a574;--company-more-text:#9ca3af;--detail-tab-bg:#1a2330;--detail-link:#6eb5e0;--intro-banner-bg:#222;--intro-banner-border:#333;--clarify-border:#243447;--approach-brute-bg:#1e1c28;--approach-brute-border:#2c2840;--approach-optimal-bg:#1a2621;--approach-optimal-border:#243830;--inline-code-bg:#3a3a3a;--inline-code-text:#eff1f6}[data-theme=light]{--bg:#fafafa;--text:#111827;--text-secondary:#4b5563;--text-muted:#6b7280;--border:#e5e7eb;--border-light:#d1d5db;--border-subtle:#e5e7eb;--border-complexity:#e5e7eb;--surface:#f3f4f6;--surface-hover:#e5e7eb;--surface-row-hover:#f3f4f6;--surface-muted:#f9fafb;--surface-optimal:#f5f5f5;--surface-pitfalls:#fffbf5;--sidebar-bg:#f3f4f6;--video-bg:#f3f4f6;--input-bg:#fff;--input-focus-border:#9ca3af;--hover-text:#111827;--text-brute:#6b7280;--text-optimal:#374151;--text-pitfalls:#b45309;--cx-label:#9ca3af;--cx-value:#6b7280;--toggle-bg:#fff;--toggle-border:#e5e7eb;--toggle-hover:#f3f4f6;--table-card-bg:#fff;--table-stripe:#f9fafb;--company-tag-bg:#fde8d8;--company-tag-text:#9a3412;--company-more-text:#6b7280;--table-stripe-alt:#f4f8fc;--detail-tab-bg:#eef6fc;--detail-link:#2563eb;--intro-banner-bg:#f3f4f6;--intro-banner-border:#e5e7eb;--clarify-border:#d6e8f7;--approach-brute-bg:#faf5ee;--approach-brute-border:#ebe3d6;--approach-optimal-bg:#eef8f4;--approach-optimal-border:#d8ebe2;--inline-code-bg:#e8e8e8;--inline-code-text:#1a1a1a}body{background:var(--bg);color:var(--text);font-family:var(--font-geist-sans),system-ui,sans-serif;-webkit-font-smoothing:antialiased;transition:background-color .15s,color .15s}.theme-toggle{z-index:50;border:1px solid var(--toggle-border);background:var(--toggle-bg);width:34px;height:34px;color:var(--text-secondary);cursor:pointer;border-radius:6px;justify-content:center;align-items:center;padding:0;transition:background-color .15s,color .15s,border-color .15s;display:flex;position:fixed;top:16px;right:16px}.theme-toggle:hover{background:var(--toggle-hover);color:var(--text)}.page-shell{max-width:960px;margin:0 auto;padding:36px 24px 48px}.page-header{text-align:center;margin-bottom:4px}.page-title{color:var(--text);letter-spacing:-.02em;font-size:1.75rem;font-weight:600}.page-subtitle{color:var(--text-muted);margin-top:4px;font-size:15px}.intro-banner{border:1px solid var(--intro-banner-border);background:var(--intro-banner-bg);text-align:left;border-radius:8px;margin:16px 0 20px;padding:14px 16px}.intro-banner p{color:var(--text-secondary);margin:0;font-size:14px;line-height:1.65}.intro-banner p+p{margin-top:8px}.intro-banner-emoji{margin-right:5px}.search-bar{align-items:center;gap:8px;margin:20px 0 24px;display:flex}.search-wrap{flex:1;min-width:0;position:relative}.search-icon{color:var(--text-muted);pointer-events:none;position:absolute;top:50%;left:12px;transform:translateY(-50%)}.search-input{background:var(--input-bg);border:1px solid var(--border);width:100%;color:var(--text);border-radius:6px;outline:none;padding:10px 12px 10px 36px;font-size:15px;transition:background-color .15s,border-color .15s}.search-input:focus{border-color:var(--input-focus-border)}.search-input::placeholder{color:var(--text-muted)}.filter-anchor{flex-shrink:0;position:relative}.filter-toggle{border:1px solid var(--border);background:var(--input-bg);width:40px;height:40px;color:var(--text-muted);cursor:pointer;border-radius:6px;justify-content:center;align-items:center;padding:0;transition:background-color .15s,border-color .15s,color .15s;display:flex}.filter-toggle.open,.filter-toggle:hover{border-color:var(--input-focus-border);color:var(--text);background:var(--surface-hover)}.filter-toggle.active{color:#6366f1;border-color:#6366f173}.filter-panel{z-index:30;border:1px solid var(--border);background:var(--table-card-bg);border-radius:10px;width:min(420px,100vw - 48px);margin-bottom:0;padding:16px 18px;position:absolute;top:calc(100% + 8px);right:0;box-shadow:0 12px 32px #00000052}.filters-wrap{flex-direction:column;gap:12px;margin-bottom:24px;display:flex}.filter-panel-header{color:var(--text-secondary);flex-wrap:wrap;align-items:center;gap:6px;margin-bottom:14px;font-size:14px;display:flex}.filter-match-wrap{position:relative}.filter-match-trigger{border:1px solid var(--border);background:var(--input-bg);color:var(--text);cursor:pointer;border-radius:6px;align-items:center;gap:2px;padding:2px 6px;font-family:inherit;font-size:14px;font-weight:600;transition:border-color .15s,background-color .15s;display:inline-flex}.filter-match-trigger.open,.filter-match-trigger:hover{border-color:var(--input-focus-border);background:var(--surface-hover)}.filter-match-menu{z-index:20;border:1px solid var(--border);background:var(--table-card-bg);border-radius:8px;min-width:88px;padding:4px;position:absolute;top:calc(100% + 4px);left:0;box-shadow:0 8px 24px #00000047}.filter-match-option{width:100%;color:var(--text-secondary);text-align:left;cursor:pointer;background:0 0;border:none;border-radius:6px;padding:7px 10px;font-family:inherit;font-size:14px;display:block}.filter-match-option.selected,.filter-match-option:hover{background:var(--surface-hover);color:var(--text)}.filter-panel-rows{flex-direction:column;gap:10px;display:flex}.filter-criterion{border:1px solid var(--border-subtle);background:var(--surface-muted);border-radius:8px;justify-content:space-between;align-items:center;gap:16px;padding:10px 12px;display:flex}.filter-criterion-label{align-items:center;gap:10px;min-width:0;display:flex}.filter-criterion-icon{border-radius:6px;flex-shrink:0;justify-content:center;align-items:center;width:28px;height:28px;display:inline-flex}.filter-criterion-icon-companies{color:#a78bfa;background:#a78bfa1f}.filter-criterion-icon-difficulty{color:#ffc01e;background:#ffc01e1f}.filter-criterion-name{color:var(--text);font-size:14px;font-weight:600}.filter-criterion-controls{flex-shrink:0;align-items:center;gap:8px;display:flex}.filter-operator{border:1px solid var(--border);background:var(--input-bg);min-width:36px;color:var(--text-muted);text-align:center;border-radius:6px;padding:7px 10px;font-size:13px}.filter-dropdown{min-width:180px;position:relative}.filter-dropdown-trigger{border:1px solid var(--border);background:var(--input-bg);width:100%;color:var(--text-muted);cursor:pointer;border-radius:6px;justify-content:space-between;align-items:center;gap:8px;padding:7px 10px;font-family:inherit;font-size:13px;transition:border-color .15s,background-color .15s;display:flex}.filter-dropdown-trigger:hover{border-color:var(--border-light)}.filter-dropdown-trigger.open{border-color:#6366f1;box-shadow:0 0 0 1px #6366f159}.filter-dropdown-trigger.has-value{color:var(--text)}.filter-dropdown-label{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.filter-dropdown-menu{z-index:20;border:1px solid var(--border);background:var(--table-card-bg);border-radius:8px;max-height:220px;padding:6px;position:absolute;top:calc(100% + 4px);left:0;right:0;overflow-y:auto;box-shadow:0 8px 24px #00000047}.filter-dropdown-empty{color:var(--text-muted);margin:0;padding:8px 10px;font-size:13px}.filter-dropdown-option{cursor:pointer;border-radius:6px;align-items:center;gap:10px;padding:8px 10px;transition:background-color .12s;display:flex}.filter-dropdown-option:hover{background:var(--surface-hover)}.filter-dropdown-checkbox{accent-color:#6366f1;flex-shrink:0;width:14px;height:14px;margin:0}.filter-dropdown-option-text{color:var(--text);font-size:14px;font-weight:500}.filter-row{align-items:flex-start;gap:12px;display:flex}.filter-label{width:72px;color:var(--text-muted);flex-shrink:0;padding-top:6px;font-size:13px;font-weight:600}.filter-chips{flex-wrap:wrap;gap:8px;display:flex}.filter-chip{border:1px solid var(--border);background:var(--input-bg);color:var(--text-secondary);cursor:pointer;border-radius:999px;padding:5px 12px;font-family:inherit;font-size:14px;font-weight:500;transition:background-color .15s,border-color .15s,color .15s}.filter-chip:hover{border-color:var(--border-light);color:var(--text)}.filter-chip.active{background:var(--surface-hover);border-color:var(--input-focus-border);color:var(--text)}.filter-chip-diff.active{font-weight:600}.filter-chip-company.active{background:var(--company-tag-bg);color:var(--company-tag-text);border-color:#0000}.filter-clear{color:var(--text-muted);cursor:pointer;background:0 0;border:none;margin-top:12px;padding:0;font-family:inherit;font-size:13px}.filter-clear:hover{color:var(--text);text-decoration:underline}@media (max-width:640px){.filter-criterion{flex-direction:column;align-items:stretch}.filter-criterion-controls{width:100%}.filter-dropdown{flex:1;min-width:0}.page-shell{padding:24px 16px 40px}}.sections{flex-direction:column;gap:0;display:flex}.section{border-bottom:1px solid var(--border)}.section-toggle{width:100%;color:var(--text-secondary);cursor:pointer;text-align:left;background:0 0;border:none;align-items:center;gap:8px;padding:12px 0;font-size:16px;font-weight:600;display:flex}.section-toggle:hover{color:var(--text)}.section-count{color:var(--text-muted);font-variant-numeric:tabular-nums;margin-left:auto;font-size:14px;font-weight:400}.chevron{color:var(--text-muted);flex-shrink:0;width:8px;height:8px;transition:transform .15s}.chevron.open{transform:rotate(90deg)}.table-card{border:1px solid var(--border);background:var(--table-card-bg);border-radius:10px;width:100%;margin-bottom:16px;overflow:hidden;box-shadow:0 1px 2px #0000000a}.tbl{border-collapse:collapse;table-layout:fixed;width:100%;font-size:16px}.tbl-list .th-num{text-align:center;width:48px}.tbl-list .th-problem{width:42%}.tbl-list .th-companies{width:36%}.tbl-list .th-diff{width:96px}.tbl thead th{text-align:left;color:var(--text);background:var(--table-card-bg);border-bottom:1px solid var(--border);text-overflow:ellipsis;white-space:nowrap;padding:12px 18px;font-size:15px;font-weight:600;overflow:hidden}.tbl-list tbody td:not(:last-child),.tbl-list thead th:not(:last-child){border-right:1px solid var(--border)}.tbl tbody td{vertical-align:middle;border-bottom:1px solid var(--border-subtle);padding:12px 18px;transition:background-color .12s}.tbl tbody tr:last-child td{border-bottom:none}.tbl-list tbody tr:nth-child(2n) td{background:var(--table-stripe-alt)}.tbl-list tbody tr:hover td{background:var(--surface-row-hover)}.cell-num{text-align:center;color:var(--text-muted);font-variant-numeric:tabular-nums;font-size:15px}.cell-problem{min-width:0}.problem-title-wrap{align-items:center;gap:6px;min-width:0;max-width:100%;display:inline-flex}.problem-link{text-overflow:ellipsis;white-space:nowrap;color:var(--text);flex:0 auto;font-size:16px;font-weight:600}.cell-companies,.problem-link{min-width:0;overflow:hidden}.company-tags{flex-wrap:wrap;align-items:center;gap:5px;display:flex}.company-tag{background:var(--company-tag-bg);color:var(--company-tag-text);border-radius:999px;padding:3px 10px;font-weight:500;line-height:1.4}.company-more,.company-tag{white-space:nowrap;font-size:14px;display:inline-block}.company-more{color:var(--company-more-text);cursor:pointer;background:0 0;border:none;padding:0;font-family:inherit;font-weight:600}.company-more:hover{color:var(--text);text-decoration:underline}.company-more-collapse{font-weight:500}.notes-icon{color:var(--text-muted);flex-shrink:0;justify-content:center;align-items:center;transition:color .12s;display:inline-flex}.row-clickable:hover .notes-icon{color:var(--text)}.cell-diff,.diff-badge{font-size:15px}.diff-badge{font-weight:500}.row-clickable{cursor:pointer}.row-clickable:hover .problem-link{text-decoration:underline}.diff-easy{color:#00af9b}.diff-medium{color:#ffc01e}.diff-hard{color:#ff6b6b}.row-clickable:hover td{background:var(--surface-hover)!important}@media (max-width:640px){.tbl tbody td,.tbl thead th{padding:10px}.tbl-list .th-num{width:9%}.tbl-list .th-problem{width:40%}.tbl-list .th-companies{width:30%}.tbl-list .th-diff{width:21%}.problem-link{white-space:normal;-webkit-line-clamp:2;-webkit-box-orient:vertical;flex:0 auto;display:-webkit-box;overflow:hidden}}.cx-label{letter-spacing:.06em;text-transform:uppercase;color:var(--cx-label);font-size:10px;font-weight:600}.cx-value{font-family:var(--font-geist-mono),ui-monospace,monospace;color:var(--cx-value);font-size:12px}.detail-page{min-height:100vh;padding:36px 24px 48px}.detail-shell{max-width:960px;margin:0 auto}.detail-back{color:var(--detail-link);margin-bottom:28px;font-size:14px;text-decoration:none;display:inline-block}.detail-back:hover{text-decoration:underline}.detail-title{letter-spacing:-.02em;color:var(--text);margin:0 0 28px;font-size:1.75rem;font-weight:700;line-height:1.3}.detail-panel{border:1px solid var(--border);background:var(--table-card-bg);border-radius:10px;overflow:hidden;box-shadow:0 1px 2px #0000000a}.detail-panel-tab{color:var(--text);background:var(--detail-tab-bg);border-bottom:1px solid var(--border);padding:12px 24px;font-size:15px;font-weight:600}.detail-panel-body{padding:28px 32px 32px}.detail-meta{color:var(--text-secondary);margin:0 0 6px;font-size:15px;line-height:1.6}.detail-url{word-break:break-all;margin:0 0 24px;line-height:1.5}.detail-link{color:var(--detail-link);font-size:14px;text-decoration:none}.detail-link:hover{text-decoration:underline}.clarify-block{border:1px solid var(--clarify-border);background:var(--detail-tab-bg);border-radius:8px;margin-bottom:16px;padding:18px 20px}.clarify-block-title{color:var(--text);text-decoration:underline;-webkit-text-decoration-color:var(--detail-link);text-decoration-color:var(--detail-link);text-underline-offset:3px;margin:0 0 12px;font-size:15px;font-weight:700;text-decoration-thickness:1.5px}.clarify-list{flex-direction:column;gap:8px;margin:0;padding-left:20px;display:flex}.clarify-list li{color:var(--text-secondary);font-size:15px;line-height:1.6}.approach-block{border:1px solid var(--border);border-radius:8px;margin-bottom:16px;padding:18px 20px}.approach-block-brute{background:var(--approach-brute-bg);border-color:var(--approach-brute-border)}.approach-block-optimal{background:var(--approach-optimal-bg);border-color:var(--approach-optimal-border)}.approach-block-title{color:var(--text);text-underline-offset:3px;margin:0 0 10px;font-size:15px;font-weight:700;text-decoration:underline;text-decoration-thickness:1.5px;display:inline-block}.approach-block-brute .approach-block-title{text-decoration-color:#64748b}[data-theme=dark] .approach-block-brute .approach-block-title{text-decoration-color:#9b8ec4}.approach-block-optimal .approach-block-title{text-decoration-color:#00af9b}.approach-block-summary{color:var(--text-secondary);margin:0 0 14px;font-size:15px;line-height:1.75}.approach-block-cx{border-top:1px solid var(--border-complexity);flex-wrap:wrap;gap:20px;padding-top:12px;display:flex}.approach-cx-item{align-items:center;gap:8px;display:flex}.approach-cx-label{letter-spacing:.05em;text-transform:uppercase;color:var(--cx-label);font-size:11px;font-weight:600}.approach-cx-value{color:var(--text);font-size:14px}.approach-cx-value,.inline-code{font-family:var(--font-geist-mono),ui-monospace,monospace}.inline-code{background:var(--inline-code-bg);color:var(--inline-code-text);white-space:nowrap;border-radius:5px;padding:2px 6px;font-size:.88em}.detail-heading{color:var(--text);margin:0 0 12px;font-size:15px;font-weight:700}.detail-heading-pitfalls{text-underline-offset:3px;-webkit-text-decoration:underline #d97706;text-decoration:underline #d97706;text-decoration-thickness:1.5px;display:inline-block}.detail-body-text{color:var(--text-secondary);margin:0 0 10px;font-size:15px;line-height:1.75}.detail-divider{border:none;border-top:1px solid var(--border);margin:28px 0}.detail-sibling-nav{justify-content:space-between;gap:16px;margin-top:28px;padding-top:4px;display:flex}.detail-sibling-link{color:var(--detail-link);text-overflow:ellipsis;white-space:nowrap;max-width:45%;font-size:14px;text-decoration:none;overflow:hidden}.detail-sibling-link:hover{text-decoration:underline}.video-wrap{aspect-ratio:16/9;border:1px solid var(--border);background:var(--video-bg);border-radius:6px;width:100%;max-width:320px;margin-bottom:8px;transition:background-color .15s;position:relative;overflow:hidden}.video-wrap iframe{border:0;width:100%;height:100%;position:absolute;top:0;left:0}.pitfalls-text{color:var(--text-pitfalls)}.pitfalls-list{margin-bottom:10px}.detail-panel-body .mdx-body{font-size:15px;line-height:1.75}.detail-panel-body .mdx-body h2,.detail-panel-body .mdx-body h3{margin:1.4em 0 .6em;font-size:15px;font-weight:700}@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-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}