:root{--fighter-red: #C62828;--fighter-red-dark: #8E0000;--fighter-red-light: #FF5F52;--digital-blue: #1565C0;--digital-blue-dark: #003C8F;--digital-blue-light: #5E92F3;--knight-black: #1A1A1A;--ring-gray: #546E7A;--ring-gray-light: #78909C;--steel: #37474F;--slate: #263238;--canvas: #FAFAFA;--canvas-warm: #FFF8F0;--panel: #FFFFFF;--panel-elevated: #FFFFFF;--surface: #FAFAFA;--success: #2E7D32;--success-light: #E8F5E9;--warning: #F57C00;--warning-light: #FFF3E0;--error: #D32F2F;--error-light: #FFEBEE;--info: #1976D2;--info-light: #E3F2FD;--win-green: #2E7D32;--draw-gray: #78909C;--loss-red: #C62828;--white-piece: #F5F5F5;--black-piece: #424242;--font-display: "Bebas Neue", Impact, sans-serif;--font-body: "Source Sans 3", "Segoe UI", system-ui, sans-serif;--font-mono: "JetBrains Mono", "Fira Code", monospace;--text-xs: .75rem;--text-sm: .875rem;--text-base: 1rem;--text-lg: 1.125rem;--text-xl: 1.25rem;--text-2xl: 1.5rem;--text-3xl: 2rem;--text-4xl: 2.5rem;--text-5xl: 3.5rem;--weight-light: 300;--weight-normal: 400;--weight-medium: 500;--weight-semibold: 600;--weight-bold: 700;--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.25rem;--space-6: 1.5rem;--space-8: 2rem;--space-10: 2.5rem;--space-12: 3rem;--space-16: 4rem;--space-20: 5rem;--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--radius-xl: 16px;--radius-2xl: 24px;--radius-full: 9999px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px rgba(0, 0, 0, .07), 0 2px 4px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 15px rgba(0, 0, 0, .1), 0 4px 6px rgba(0, 0, 0, .05);--shadow-xl: 0 20px 25px rgba(0, 0, 0, .1), 0 10px 10px rgba(0, 0, 0, .04);--shadow-glow-red: 0 0 20px rgba(198, 40, 40, .3);--shadow-glow-blue: 0 0 20px rgba(21, 101, 192, .3);--transition-fast: .15s ease;--transition-base: .2s ease;--transition-slow: .3s ease;--z-dropdown: 100;--z-sticky: 200;--z-modal: 300;--z-tooltip: 400;--header-height: 72px;--sidebar-width: 320px;--max-width: 1600px;--max-width-content: 800px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;scroll-behavior:smooth}body{font-family:var(--font-body);font-size:var(--text-base);font-weight:var(--weight-normal);line-height:1.6;color:var(--knight-black);background:var(--canvas);min-height:100vh}body:before{content:"";position:fixed;top:0;left:0;right:0;bottom:0;background:linear-gradient(135deg,rgba(198,40,40,.03) 0%,transparent 50%),linear-gradient(225deg,rgba(21,101,192,.03) 0%,transparent 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var(--transition-fast)}.btn:hover{text-decoration:none;transform:translateY(-1px)}.btn:active{transform:translateY(0)}.btn:disabled{opacity:.5;cursor:not-allowed;transform:none}.btn-primary{background:var(--fighter-red);color:#fff;box-shadow:var(--shadow-md)}.btn-primary:hover{background:var(--fighter-red-dark);box-shadow:var(--shadow-lg),var(--shadow-glow-red)}.btn-secondary{background:var(--digital-blue);color:#fff;box-shadow:var(--shadow-md)}.btn-secondary:hover{background:var(--digital-blue-dark);box-shadow:var(--shadow-lg),var(--shadow-glow-blue)}.btn-ghost{background:transparent;color:var(--knight-black);border:1px solid rgba(0,0,0,.15)}.btn-ghost:hover{background:#0000000a;border-color:#00000040}.btn-outline-red{background:transparent;color:var(--fighter-red);border:2px solid var(--fighter-red)}.btn-outline-red:hover{background:var(--fighter-red);color:#fff}.btn-outline-blue{background:transparent;color:var(--digital-blue);border:2px solid 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var(--transition-fast)}.skip-link:focus{top:var(--space-4)}.mt-1{margin-top:var(--space-1)}.mt-2{margin-top:var(--space-2)}.mt-3{margin-top:var(--space-3)}.mt-4{margin-top:var(--space-4)}.mt-5{margin-top:var(--space-5)}.mt-6{margin-top:var(--space-6)}.mb-1{margin-bottom:var(--space-1)}.mb-2{margin-bottom:var(--space-2)}.mb-3{margin-bottom:var(--space-3)}.mb-4{margin-bottom:var(--space-4)}.mb-5{margin-bottom:var(--space-5)}.mb-6{margin-bottom:var(--space-6)}.card{position:relative;padding:var(--card-pad-block, var(--space-4)) var(--card-pad-inline, var(--space-4));background:var(--panel);border:1px solid rgba(0,0,0,.1);border-radius:var(--radius-md)}.card--accent{padding-left:calc(var(--card-pad-inline, var(--space-4)) + 6px)}.card--accent:before{content:"";position:absolute;inset:0 auto 0 0;width:6px;border-radius:calc(var(--radius-md) - 1px) 0 0 calc(var(--radius-md) - 1px);background:var(--badge-color, var(--knight-black))}.card__head{display:flex;align-items:baseline;justify-content:space-between;gap:var(--space-3)}.card__title{margin:0;font-family:var(--font-display);font-size:var(--text-xl);font-weight:var(--weight-normal);letter-spacing:.02em;line-height:1;color:var(--knight-black)}.card__title-note{margin-left:var(--space-2);font-family:var(--font-body);font-size:var(--text-xs);font-weight:var(--weight-normal);letter-spacing:0;color:var(--ring-gray)}.card__cog{flex:none;align-self:flex-start;margin:calc(var(--space-1) * -1);padding:var(--space-1);font-size:var(--text-sm);line-height:1;color:var(--ring-gray-light);text-decoration:none;opacity:.7;transition:opacity var(--transition-fast),color var(--transition-fast)}.card__cog:hover{opacity:1;color:var(--ring-gray)}.card__lead{margin:var(--space-2) 0 0;font-size:var(--text-base);line-height:1.45;color:var(--slate)}.card__note{margin:var(--space-2) 0 0;font-size:var(--text-sm);font-style:italic;color:var(--ring-gray)}.card__rows{display:grid;gap:var(--space-2);margin-top:var(--space-3);padding-top:var(--space-3);border-top:1px dashed rgba(0,0,0,.15);font-size:var(--text-sm);color:var(--slate)}.card__rows:empty{display:none}.card__row{display:grid;grid-template-columns:6.5rem 1fr;gap:var(--space-2)}.card__row-label{font-weight:var(--weight-semibold);color:var(--knight-black)}.card__row--muted{color:var(--ring-gray)}.card__foot{display:flex;flex-wrap:wrap;align-items:center;gap:var(--space-2);margin-top:var(--space-3);font-size:var(--text-sm);color:var(--ring-gray)}.card__foot:empty{display:none}.card__link{margin-left:auto;padding:0;border:none;background:none;font:inherit;font-size:var(--text-sm);color:var(--ring-gray);text-decoration:underline;cursor:pointer}.card__link:hover{color:var(--knight-black)}.toolbar{display:flex;flex-wrap:wrap;align-items:center;gap:var(--space-2);padding-top:var(--space-2)}.toolbar__end{margin-left:auto}.toolbar__group{display:flex}.toolbar__group>.btn{border-radius:0}.toolbar__group>.btn:first-child{border-top-left-radius:var(--radius-md);border-bottom-left-radius:var(--radius-md)}.toolbar__group>.btn:last-child{border-top-right-radius:var(--radius-md);border-bottom-right-radius:var(--radius-md);margin-left:-1px}.toolbar__group>.btn[aria-pressed=true]{background:var(--knight-black);border-color:var(--knight-black);color:var(--panel)}.toolbar__group>.btn:hover{transform:none}.choice-list{display:grid;gap:var(--space-1);margin:0;padding:0;list-style:none}.choice{display:grid;width:100%;padding:var(--space-2);border:1px solid transparent;border-radius:var(--radius-sm);background:none;font:inherit;text-align:left;cursor:pointer}.choice:hover{background:var(--canvas)}.choice[data-chosen=true]{border-color:var(--fighter-red);background:var(--canvas-warm)}.choice__label{font-weight:var(--weight-semibold);color:var(--knight-black)}.choice__hint{font-size:var(--text-xs);color:var(--ring-gray)}.static-content.tools-page{width:100%;max-width:var(--max-width)}.tool-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(17rem,1fr));gap:var(--space-4);margin:0;padding:0;list-style:none}.tool-card{display:flex}.tool-card__link{display:flex;flex:1;flex-direction:column;gap:var(--space-2);padding:var(--space-4);border:1px solid rgba(0,0,0,.1);border-radius:var(--radius-md);background:var(--panel);color:inherit;text-decoration:none;transition:transform var(--transition-fast),box-shadow var(--transition-fast)}button.tool-card__link{font:inherit;text-align:left;cursor:pointer}a.tool-card__link:hover,button.tool-card__link:hover{transform:translateY(-2px);box-shadow:var(--shadow-sm);border-color:var(--fighter-red)}.tool-card__link>.icon{width:2.25rem;height:2.25rem;color:var(--knight-black)}.tool-card--soon .tool-card__link>.icon{color:var(--ring-gray)}.tool-card__name{margin:0;font-family:var(--font-display);font-size:var(--text-2xl);font-weight:var(--weight-normal);letter-spacing:.02em;line-height:1;color:var(--knight-black)}.tool-card__tagline{margin:0;flex:1;font-size:var(--text-sm);line-height:1.45;color:var(--slate)}.tool-card__score{margin:0;font-family:var(--font-mono);font-size:var(--text-xs);color:var(--ring-gray)}.tool-card__go{font-size:var(--text-sm);font-weight:var(--weight-semibold);color:var(--fighter-red)}.tool-card__badge{align-self:flex-start;padding:2px var(--space-2);border-radius:var(--radius-sm);background:var(--canvas);font-size:var(--text-xs);font-weight:var(--weight-semibold);text-transform:uppercase;letter-spacing:.06em;color:var(--ring-gray)}.tool-card--soon .tool-card__link{border-style:dashed;background:none}.tool-card--soon .tool-card__name,.tool-card--soon .tool-card__tagline{color:var(--ring-gray)}.tool-groups{display:grid;gap:var(--space-6)}.tool-group{display:grid;gap:var(--space-3)}.tool-group__head{display:grid;gap:var(--space-1)}.tool-group__title{margin:0;font-family:var(--font-display);font-size:var(--text-xl);letter-spacing:.02em;color:var(--knight-black)}.tool-group__lead{margin:0;font-size:var(--text-sm);color:var(--ring-gray)}.tool-group[data-kind=generic] .tool-group__title{font-size:var(--text-lg);color:var(--steel)}.tool-group[data-kind=generic] .tool-grid{grid-template-columns:repeat(auto-fit,minmax(min(100%,13rem),1fr));gap:var(--space-3)}.tool-group[data-kind=generic] .tool-card__link{gap:var(--space-1);padding:var(--space-3)}.tool-group[data-kind=generic] .tool-card__link>.icon{width:1.5rem;height:1.5rem;color:var(--steel)}.tool-group[data-kind=generic] .tool-card__name{font-size:var(--text-xl)}.tool-group[data-kind=generic] .tool-card__tagline{font-size:var(--text-xs)}.landing{width:100%;max-width:var(--max-width);margin:0 auto;padding:var(--space-6) var(--space-4) var(--space-8);display:grid;gap:var(--space-8)}.landing-hero{display:grid;gap:var(--space-6);align-items:center}.landing-hero>[data-island]{width:100%;max-width:32rem}.landing-hero__text{display:grid;gap:var(--space-4);justify-items:start;max-width:44rem}.landing-hero__title{margin:0;font-family:var(--font-display);font-size:clamp(2.75rem,9vw,5rem);font-weight:var(--weight-normal);letter-spacing:.01em;line-height:1.05;color:var(--knight-black)}.landing-hero__questions{display:grid;gap:var(--space-2);margin:0;padding:0;list-style:none}.landing-hero__questions li{padding-left:var(--space-3);border-left:3px solid var(--fighter-red);font-size:var(--text-xl);font-weight:var(--weight-semibold);line-height:1.35;color:var(--knight-black)}.landing-hero__lead{margin:0;font-size:var(--text-lg);line-height:1.5;color:var(--slate)}.landing-hero__actions{display:grid;gap:var(--space-2);width:100%}.landing-hero__actions .btn{justify-content:center}.landing-hero__note{margin:0;font-size:var(--text-sm);color:var(--ring-gray)}.landing-section{display:grid;gap:var(--space-4)}.landing-section__head{display:grid;gap:var(--space-2);max-width:44rem}.landing-section__title{margin:0;font-family:var(--font-display);font-size:var(--text-3xl);font-weight:var(--weight-normal);letter-spacing:.02em;line-height:1.1;color:var(--knight-black)}.landing-section__lead{margin:0;font-size:var(--text-base);line-height:1.5;color:var(--slate)}.landing-answers{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,22rem),1fr));gap:var(--space-6)}.landing-answer{display:grid;gap:var(--space-3);align-content:start}.landing-answer__picture{padding:var(--space-4);border:1px solid rgba(0,0,0,.1);border-radius:var(--radius-lg);background:var(--panel)}.landing-answer__title{margin:var(--space-2) 0 0;font-family:var(--font-display);font-size:var(--text-2xl);font-weight:var(--weight-normal);letter-spacing:.02em;line-height:1.1;color:var(--knight-black)}.landing-answer__text{max-width:34rem;margin:0;line-height:1.55;color:var(--slate)}.landing-causes,.landing-tree{display:grid;gap:var(--space-3);margin:0;padding:0;list-style:none}.landing-causes li{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:var(--space-1) var(--space-3);font-size:var(--text-sm);color:var(--steel)}.landing-causes li:after{content:"";grid-column:1 / -1;height:6px;border-radius:var(--radius-full);background:linear-gradient(90deg,var(--cause) var(--share),var(--canvas) var(--share))}.landing-causes b,.landing-tree b{font-family:var(--font-display);font-size:var(--text-xl);font-weight:var(--weight-normal);line-height:1;color:var(--knight-black)}.landing-tree li{display:grid;grid-template-columns:minmax(0,1fr) auto auto;align-items:baseline;gap:var(--space-1) var(--space-3);font-size:var(--text-sm);color:var(--knight-black);--tone: var(--draw-gray)}.landing-tree li:first-child span{font-weight:var(--weight-semibold)}.landing-tree li[data-depth="1"]{margin-left:var(--space-5);font-family:var(--font-mono);font-size:var(--text-xs)}.landing-tree small{font-family:var(--font-body);font-size:var(--text-xs);color:var(--ring-gray)}.landing-tree li:after{content:"";grid-column:1 / -1;height:4px;border-radius:var(--radius-full);background:linear-gradient(90deg,var(--tone) var(--score),var(--canvas) var(--score))}.landing-tree li:nth-child(2){--tone: var(--loss-red)}.landing-tree li:nth-child(4){--tone: var(--win-green)}.landing-tree li:nth-child(2) b{color:var(--loss-red)}.landing-close{display:grid;gap:var(--space-3);justify-items:center;padding:var(--space-8) var(--space-4);border-top:1px solid rgba(0,0,0,.1);text-align:center}.landing-close .btn{width:100%;justify-content:center}.landing-close__foot{margin:0;font-size:var(--text-sm);color:var(--ring-gray)}@media (min-width: 640px){.landing{padding:var(--space-8) var(--space-6) var(--space-8)}.landing-hero__actions{display:flex;flex-wrap:wrap;gap:var(--space-3);width:auto}.landing-close .btn{width:auto}}@media (min-width: 960px){.landing-hero{grid-template-columns:minmax(0,1fr) minmax(0,32rem);gap:var(--space-8)}.landing-hero>[data-island]{justify-self:end}}.landing-eyebrow{font-size:var(--text-xs);font-weight:var(--weight-bold);letter-spacing:.12em;text-transform:uppercase;color:var(--fighter-red)}.landing-hero__offers{display:flex;flex-wrap:wrap;gap:var(--space-2);margin:0;padding:0;list-style:none}.landing-hero__offers li{padding:var(--space-1) var(--space-3);border-radius:var(--radius-full);background:var(--error-light);font-size:var(--text-sm);font-weight:var(--weight-semibold);color:var(--fighter-red-dark)}.landing-compare{overflow-x:auto;border:1px solid rgba(0,0,0,.1);border-radius:var(--radius-lg);background:var(--panel)}.landing-compare__table{width:100%;min-width:760px;border-collapse:separate;border-spacing:0;font-size:var(--text-sm)}.landing-compare__table th,.landing-compare__table td{padding:var(--space-3) var(--space-3);border-bottom:1px solid rgba(0,0,0,.1);text-align:left;vertical-align:top}.landing-compare__table tbody tr:last-child>*{border-bottom:0}.landing-compare__table thead th{vertical-align:bottom;font-family:var(--font-display);font-size:var(--text-xl);font-weight:var(--weight-normal);letter-spacing:.03em;line-height:1.1;color:var(--knight-black)}.landing-compare__table thead small{display:block;margin-top:2px;font-family:var(--font-body);font-size:var(--text-xs);letter-spacing:0;color:var(--ring-gray)}.landing-compare__table tbody th{width:24%;font-size:var(--text-base);font-weight:var(--weight-semibold);line-height:1.35;color:var(--knight-black)}.landing-compare__table tbody th small{display:block;margin-top:2px;font-size:var(--text-xs);font-weight:var(--weight-normal);color:var(--ring-gray)}.landing-compare__table tr>:first-child{position:sticky;left:0;z-index:1;background:var(--panel)}.landing-compare__table .landing-compare__us{background:#fff5f5}.landing-compare__table thead .landing-compare__us{border-top:3px solid var(--fighter-red);color:var(--fighter-red)}.landing-mark{display:flex;align-items:flex-start;gap:var(--space-2);line-height:1.35;color:var(--steel)}.landing-mark i{flex:none;display:grid;place-items:center;width:1.35rem;height:1.35rem;border-radius:50%;font-size:var(--text-xs);font-style:normal;font-weight:var(--weight-bold)}.landing-mark[data-v=yes] i{background:var(--win-green);color:var(--panel)}.landing-mark[data-v=part] i{border:1px solid #FFB74D;background:var(--warning-light);color:#e65100}.landing-mark[data-v=no] i{background:#eceff1;color:var(--ring-gray-light)}.landing-compare__us .landing-mark{font-weight:var(--weight-semibold);color:var(--knight-black)}.landing-compare__legend{display:flex;flex-wrap:wrap;gap:var(--space-4);margin:0;font-size:var(--text-xs);color:var(--ring-gray)}@media (max-width: 640px){.landing-compare__table tbody th{width:8.5rem;min-width:8.5rem;font-size:var(--text-sm)}.landing-compare__table tbody th small{display:none}}.landing-languages{display:flex;flex-wrap:wrap;gap:var(--space-2);margin:0;font-size:var(--text-sm);color:var(--ring-gray)}.landing-languages a{font-weight:var(--weight-semibold);color:var(--digital-blue)}.landing>[data-island=language-hint]:empty{display:none}.landing-answer__picture--level{padding:0;background:none;border:0}.landing-level{display:flex;flex-direction:column;justify-content:space-between;gap:var(--space-3);height:100%;min-height:12.5rem;box-sizing:border-box;padding:var(--space-5);border-radius:var(--radius-lg);background:var(--knight-black);color:#b0bec5}.landing-level__top{display:flex;align-items:flex-end;gap:var(--space-3)}.landing-level__top b{font-family:var(--font-display);font-weight:400;font-size:4.5rem;line-height:.8;color:var(--fighter-red-light)}.landing-level__top span{display:inline-flex;align-items:center;height:30px;padding:0 var(--space-3);border-radius:15px;background:var(--success);font-family:var(--font-display);font-size:1.25rem;color:#fff}.landing-level__ruler{position:relative;height:30px}.landing-level__ruler:before{content:"";position:absolute;left:0;right:0;top:12px;height:6px;border-radius:3px;background:#455a64}.landing-level__ruler i{position:absolute}.landing-level__rating{top:7px;width:2px;height:16px;background:#90caf9}.landing-level__dot{top:9px;width:10px;height:10px;margin-left:-5px;border-radius:50%;border:2px solid var(--fighter-red-light);background:var(--knight-black);box-sizing:border-box}.landing-level__plays{top:0;width:3px;height:30px;margin-left:-1.5px;border-radius:2px;background:var(--fighter-red-light)}.landing-level small{font-size:var(--text-sm)}.page-wrapper{display:flex;flex-direction:column;min-height:100vh}.page-main{flex:1;width:100%;max-width:var(--max-width);margin:0 auto;padding:var(--space-6)}.container{width:100%;max-width:var(--max-width);margin:0 auto;padding:0 var(--space-6)}:root{--header-height: 56px}.site-header{position:sticky;top:0;z-index:var(--z-sticky);background:var(--panel);border-bottom:1px solid rgba(0,0,0,.08);box-shadow:var(--shadow-sm)}.site-header__inner{display:flex;align-items:center;gap:var(--space-2);max-width:var(--max-width);margin:0 auto;padding:var(--space-2) var(--space-3);min-height:var(--header-height)}.site-header__brand{display:flex;align-items:center;gap:var(--space-2);min-width:0;text-decoration:none;color:inherit}.site-header__brand:hover{text-decoration:none}.site-logo{flex:none;width:40px;height:40px;object-fit:contain;transition:transform var(--transition-base)}.site-header__brand:hover .site-logo{transform:scale(1.05)}.site-header__title{display:none;margin:0;font-family:var(--font-display);font-size:var(--text-lg);text-transform:uppercase;letter-spacing:.05em;white-space:nowrap;color:var(--knight-black)}.site-nav{display:none;position:absolute;top:100%;left:0;right:0;flex-direction:column;padding:var(--space-2);background:var(--panel);border-bottom:1px solid rgba(0,0,0,.08);box-shadow:var(--shadow-lg)}.site-header[data-menu=open] .site-nav{display:flex}.nav-link{display:flex;align-items:center;gap:var(--space-2);min-height:2.75rem;padding:var(--space-2) var(--space-3);font-size:var(--text-base);font-weight:var(--weight-medium);color:var(--ring-gray);text-decoration:none;border-radius:var(--radius-md);transition:color var(--transition-fast),background var(--transition-fast)}.nav-link:hover{color:var(--knight-black);background:#0000000a;text-decoration:none}.nav-link.active{color:var(--fighter-red);background:var(--error-light)}.site-header__actions{display:flex;align-items:center;gap:var(--space-2);margin-left:auto}.site-header__menu{display:inline-flex;align-items:center;justify-content:center;flex:none;width:2.75rem;height:2.75rem;padding:0;border:1px solid rgba(0,0,0,.12);border-radius:var(--radius-md);background:var(--panel);color:var(--ring-gray);cursor:pointer;transition:color var(--transition-fast),background var(--transition-fast)}.site-header__menu:hover{color:var(--knight-black);background:#0000000a}.site-header[data-menu=open] .site-header__menu{color:var(--knight-black);background:#0000000f}.nav-dropdown-wrapper{position:relative}.nav-dropdown-trigger{gap:var(--space-1);min-height:2.75rem;padding:var(--space-2);border:1px solid rgba(0,0,0,.12);background:var(--panel);cursor:pointer;font-family:inherit;color:var(--knight-black)}.nav-dropdown-trigger__chevron{display:none;transition:transform var(--transition-fast)}.nav-dropdown-wrapper.open .nav-dropdown-trigger__chevron{transform:rotate(180deg)}.user-name{display:none;max-width:8rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-size:var(--text-sm);font-weight:var(--weight-semibold);color:var(--knight-black)}.nav-mini-dropdown{position:absolute;top:100%;right:0;left:auto;min-width:13rem;max-width:calc(100vw - var(--space-6));margin-top:var(--space-1);background:var(--panel);border:1px solid rgba(0,0,0,.1);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);opacity:0;visibility:hidden;transform:translateY(-8px);transition:all var(--transition-fast);z-index:var(--z-dropdown);padding:var(--space-1) 0;max-height:calc(100vh - var(--header-height) - var(--space-4));overflow-y:auto;overscroll-behavior:contain}.nav-dropdown-wrapper.open 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var(--space-1);font-size:var(--text-xs);font-weight:var(--weight-semibold);color:var(--ring-gray);opacity:.72}.nav-submenu__trigger{width:100%;border:0;background:none;font:inherit;font-size:var(--text-sm);text-align:left}.nav-submenu__name{flex:1}.nav-submenu__count{font-size:var(--text-xs);opacity:.72}.nav-submenu__panel{display:none}.nav-submenu.open .nav-submenu__panel{display:block;position:absolute;top:0;right:0;bottom:0;left:0;z-index:1;padding:var(--space-1) 0;background:var(--panel);overflow-y:auto}.nav-submenu__back{width:100%;border:0;background:none;font:inherit;font-size:var(--text-sm);font-weight:var(--weight-semibold);color:var(--digital-blue);text-align:left}.nav-submenu__rule{margin:var(--space-1) 0;border-top:1px solid rgba(0,0,0,.08)}.account-sections{display:flex;flex-wrap:wrap;gap:var(--space-1);margin-bottom:var(--space-5);border-bottom:1px solid rgba(0,0,0,.08)}.account-sections__link{display:inline-flex;align-items:center;min-height:2.75rem;padding:0 var(--space-3);margin-bottom:-1px;border-bottom:2px solid transparent;font-size:var(--text-sm);font-weight:var(--weight-semibold);color:var(--ring-gray);text-decoration:none}.account-sections__link:hover{color:var(--knight-black)}.account-sections__link.active{color:var(--knight-black);border-bottom-color:var(--fighter-red)}@media (min-width: 30em){.site-header__title{display:block}}@media (min-width: 48em){:root{--header-height: 72px}.site-header__inner{gap:var(--space-4);padding:var(--space-3) var(--space-5)}.site-logo{width:56px;height:56px}.site-header__title{font-size:var(--text-2xl)}.site-nav{display:flex;position:static;flex-direction:row;padding:0;background:none;border:none;box-shadow:none}.site-header__menu{display:none}.nav-link{font-size:var(--text-sm)}.nav-mini-dropdown__item{min-height:2.25rem}.nav-mini-dropdown{max-height:none;overflow:visible}.nav-submenu{position:relative}.nav-submenu.open .nav-submenu__panel{inset:auto;top:calc(-1 * var(--space-1));right:100%;min-width:14rem;border:1px solid rgba(0,0,0,.1);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);overflow:visible}.nav-submenu__back{display:none}.nav-dropdown-trigger{padding-inline:var(--space-3)}.nav-dropdown-trigger__icon{display:none}.nav-dropdown-trigger__chevron,.user-name{display:block}}.main-layout{display:grid;gap:2rem}.main-layout__sidebar{display:flex;flex-direction:column;gap:1rem}@media (max-width: 900px){.main-layout{display:flex;flex-direction:column;gap:1rem}.main-layout__sidebar{display:contents}.onboarding-box{order:-1}.ad-space{order:1}}.config-dropdown{position:fixed;top:var(--header-height);left:0;right:0;z-index:var(--z-dropdown);background:var(--panel);border-bottom:1px solid rgba(0,0,0,.1);box-shadow:var(--shadow-lg);transform:translateY(-100%);opacity:0;visibility:hidden;transition:all var(--transition-base)}.config-dropdown.open{transform:translateY(0);opacity:1;visibility:visible}.config-dropdown__inner{max-width:var(--max-width);margin:0 auto;padding:var(--space-5) var(--space-6)}.config-dropdown__header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--space-5);padding-bottom:var(--space-4);border-bottom:1px solid rgba(0,0,0,.08)}.config-dropdown__header h3{font-family:var(--font-display);font-size:var(--text-2xl);text-transform:uppercase;letter-spacing:.03em;margin:0}.config-dropdown__header-actions{display:flex;align-items:center;gap:var(--space-2)}.dropdown-pin-btn{display:flex;align-items:center;justify-content:center;width:32px;height:32px;padding:0;border:none;background:transparent;border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast);opacity:.5}.dropdown-pin-btn:hover{background:#0000000d;opacity:.8}.dropdown-pin-btn .pin-icon{font-size:var(--text-base);transition:transform 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var(--digital-blue);padding:var(--space-4);margin-bottom:var(--space-5);font-size:var(--text-sm);color:var(--ring-gray);border-radius:var(--radius-md)}.how-it-works-content p{margin:0 0 var(--space-3)}.how-it-works-content p:last-child{margin-bottom:0}.how-it-works-content ul{margin:var(--space-3) 0;padding-left:var(--space-5)}.how-it-works-content li{margin:var(--space-2) 0}.how-it-works-sections{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-6)}.how-it-works-section-group{display:flex;flex-direction:column;gap:var(--space-4)}.how-it-works-section{background:var(--panel);border:1px solid rgba(0,0,0,.08);border-radius:var(--radius-lg);padding:var(--space-5)}.how-it-works-section h4{font-family:var(--font-display);font-size:var(--text-lg);text-transform:uppercase;letter-spacing:.03em;margin-bottom:var(--space-3);color:var(--digital-blue)}.how-it-works-section p{font-size:var(--text-sm);color:var(--ring-gray);margin-bottom:var(--space-3)}.how-it-works-section ul{margin:0;padding-left:var(--space-5);font-size:var(--text-sm);color:var(--ring-gray)}.how-it-works-section li{margin:var(--space-2) 0}@media (max-width: 768px){.how-it-works-sections{grid-template-columns:1fr}}.config-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-6)}.config-grid--2col{grid-template-columns:repeat(2,1fr)}.config-dropdown__content{padding:var(--space-2) 0}.import-form__simple{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-3)}@media (max-width: 600px){.import-form__simple{grid-template-columns:1fr}}.import-form__notice{font-size:var(--text-xs);color:var(--ring-gray);margin:var(--space-2) 0;font-style:italic}.import-form__advanced{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-3);margin-top:var(--space-3);padding-top:var(--space-3);border-top:1px solid rgba(0,0,0,.06)}@media (max-width: 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-1;display:flex;justify-content:space-between;align-items:center;padding-top:var(--space-6);margin-top:var(--space-6);border-top:1px solid rgba(255,255,255,.1)}.footer-copyright{font-size:var(--text-sm);color:#fff6}.footer-powered{font-size:var(--text-xs);color:#ffffff4d}.footer-powered a{color:#ffffff80}.footer-version{font-size:var(--text-xs);color:#ffffff40;font-family:var(--font-mono)}@media (max-width: 1200px){.site-footer__inner{grid-template-columns:1fr 1fr;gap:var(--space-8)}.footer-brand{grid-column:1 / -1}}@media (max-width: 1240px){.board-layout{grid-template-columns:auto 1fr}.analysis-column{grid-column:1 / -1}}@media (max-width: 900px){.board-resize-handle{display:none}.board-layout{grid-template-columns:1fr;gap:var(--space-2)}.board-column{position:static;min-width:0;grid-template-columns:minmax(0,1fr)}.side-grid,.cards-layout,.global-status-grid{grid-template-columns:1fr}}@media (max-width: 768px){.page-main{padding:var(--space-4)}.skill-toggle,.date-range{grid-template-columns:1fr}.wizard-steps{flex-direction:column}.site-footer__inner{grid-template-columns:1fr;text-align:center}.footer-brand{align-items:center}.footer-tagline{max-width:100%}.footer-bottom{flex-direction:column;gap:var(--space-3)}.thanks-card.featured{flex-direction:column}}@media (max-width: 480px){h1{font-size:var(--text-3xl)}h2{font-size:var(--text-2xl)}.auth-card{padding:var(--space-6)}.card{padding:var(--space-4)}}@media print{body:before{display:none}.site-header,.site-footer,.skip-link{display:none}.page-wrapper{display:block}.page-main,.static-content{padding:0;max-width:100%}.card,.panel{box-shadow:none;border:1px solid #ccc;break-inside:avoid}a{color:inherit;text-decoration:underline}a[href]:after{content:" (" attr(href) ")";font-size:var(--text-sm);color:var(--ring-gray)}a[href^="#"]:after,a[href^="/"]:after{content:""}}.lines-page__cards{display:grid;gap:var(--space-4);margin-bottom:var(--space-6)}.static-content.lines-page{width:100%;max-width:1200px}.static-content.mygames-page,.static-content.settings-page{width:100%;max-width:1000px}.panel{background:var(--panel);border:1px solid rgba(0,0,0,.08);border-radius:var(--radius-xl);box-shadow:var(--shadow-sm);overflow:hidden}.panel-header{display:flex;align-items:center;justify-content:space-between;padding:var(--space-4) var(--space-5);cursor:pointer;transition:background var(--transition-fast)}.panel-header:hover{background:#00000005}.panel-title{display:flex;align-items:center;gap:var(--space-3);font-family:var(--font-display);font-size:var(--text-lg);text-transform:uppercase;letter-spacing:.03em;margin:0}.panel-icon{width:24px;height:24px;display:flex;align-items:center;justify-content:center;background:var(--fighter-red);color:#fff;border-radius:var(--radius-sm);font-size:var(--text-xs)}.panel-icon.blue{background:var(--digital-blue)}.panel-summary{font-size:var(--text-sm);color:var(--ring-gray);font-family:var(--font-body);text-transform:none;letter-spacing:normal}.panel-toggle{color:var(--ring-gray);transition:transform var(--transition-fast)}details[open] .panel-toggle{transform:rotate(180deg)}.panel-body{padding:var(--space-5);border-top:1px solid rgba(0,0,0,.06)}.config-panel details{border:none;box-shadow:none}.config-panel details summary{list-style:none}.config-panel details 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var(--space-8);align-items:end;padding-bottom:var(--space-4);margin-bottom:var(--space-5);border-bottom:3px solid var(--knight-black)}.practice-header__name{font-family:var(--font-display);font-size:clamp(2rem,4.2vw,3.25rem);line-height:.95;letter-spacing:.01em;margin:0;color:var(--knight-black)}.practice-header__moves{font-family:var(--font-mono);font-size:var(--text-sm);color:var(--steel);margin:var(--space-2) 0 0}.practice-header__idea{max-width:62ch;margin:var(--space-2) 0 0;font-size:var(--text-lg);line-height:1.4;color:var(--slate)}.practice-header__side{display:grid;gap:var(--space-2);justify-items:end;text-align:right}.practice-header__count{margin:0;font-family:var(--font-display);font-size:var(--text-xl);letter-spacing:.03em;color:var(--fighter-red)}.practice-header__meta{margin:0;font-weight:var(--weight-semibold);color:var(--knight-black)}.practice-header__note{margin:0;font-size:var(--text-xs);color:var(--ring-gray-light);cursor:help}.practice-header__best{display:flex;align-items:center;gap:var(--space-2);font-size:var(--text-sm);color:var(--ring-gray)}.practice-header__stars,.line-picker__stars,.scoresheet__stars{color:#e0a100;letter-spacing:.08em}.practice-header__actions{display:flex;gap:var(--space-2)}.practice-header__all{display:none}body[data-line] .practice-header__all{display:inline-flex}.practice-panel{display:grid;gap:var(--space-4);min-width:0;align-content:start}@media (min-width: 901px){.board-container{width:520px}.practice-panel{max-width:38rem}}@media (min-width: 1280px){.board-container{width:580px}}.move-badge{position:absolute;z-index:5;min-width:26px;height:26px;padding:0 6px;transform:translate(-70%,-30%);display:grid;place-items:center;border-radius:var(--radius-full);border:2px solid #fff;background:var(--badge-color, var(--ring-gray));color:#fff;font-weight:var(--weight-bold);font-size:13px;line-height:1;pointer-events:none;box-shadow:0 2px 6px #00000059}.rep-badge{position:absolute;z-index:5;display:grid;place-items:center;width:20px;height:20px;transform:translate(-30%,-70%);border-radius:var(--radius-full);border:2px solid #fff;background:var(--rep-badge-color, var(--ring-gray));color:#fff;font-size:11px;line-height:1;pointer-events:none;box-shadow:0 2px 5px #0000004d}[data-repertoire=in]{--rep-badge-color: var(--digital-blue)}[data-repertoire=out]{--rep-badge-color: var(--warning)}[data-verdict=best]{--badge-color: var(--verdict-best)}[data-verdict=good]{--badge-color: var(--verdict-good)}[data-verdict=inaccuracy]{--badge-color: var(--verdict-inaccuracy)}[data-verdict=mistake]{--badge-color: var(--verdict-mistake)}[data-verdict=blunder]{--badge-color: var(--verdict-blunder)}.board-nav__verdict{display:inline-grid;place-items:center;min-width:22px;height:22px;padding:0 5px;margin-left:var(--space-2);border-radius:var(--radius-full);background:var(--badge-color, var(--ring-gray));color:#fff;font-size:12px;font-weight:var(--weight-bold)}.line-picker__columns{display:grid;grid-template-columns:repeat(auto-fit,minmax(18rem,1fr));gap:var(--space-6)}.line-picker__group h4{margin:0 0 var(--space-2);padding-bottom:var(--space-1);border-bottom:2px solid var(--knight-black)}.line-picker__group-header{display:flex;align-items:center;justify-content:space-between;border-bottom:2px solid var(--knight-black);margin-bottom:var(--space-2)}.line-picker__group-header h4{border:none;margin:0}.line-picker__list{list-style:none;margin:0 0 var(--space-5);padding:0}.line-picker__item{width:100%;display:grid;grid-template-columns:1fr auto;gap:0 var(--space-3);padding:var(--space-2) var(--space-2);border:none;border-bottom:1px solid rgba(0,0,0,.08);background:none;font:inherit;text-align:left;cursor:pointer}.line-picker__item:hover{background:var(--canvas-warm)}.line-picker__name{font-weight:var(--weight-semibold);color:var(--knight-black)}.line-picker__moves{grid-column:1;font-family:var(--font-mono);font-size:var(--text-xs);color:var(--ring-gray)}.line-picker__record{grid-column:2;grid-row:1 / span 2;align-self:center;display:flex;align-items:center;gap:var(--space-2);font-size:var(--text-sm)}.line-picker__best{font-family:var(--font-mono);color:var(--knight-black)}.line-picker__best[data-score=low]{color:var(--fighter-red);font-weight:var(--weight-semibold)}.line-picker__note{margin:0 0 var(--space-2);font-size:var(--text-sm);color:var(--ring-gray)}.line-picker__best--new{font-family:var(--font-body);font-size:var(--text-xs);color:var(--ring-gray)}.line-picker__item--tree{grid-template-columns:1fr auto auto}.line-picker__chevron{grid-column:3;grid-row:1 / span 2;align-self:center;width:1em;text-align:center;color:var(--ring-gray)}.line-picker__item--tree[aria-expanded=true]{background:var(--canvas-warm)}.line-picker__drill{padding:var(--space-2) 0 var(--space-3) var(--space-3);border-bottom:1px solid rgba(0,0,0,.08);border-left:2px solid var(--canvas-warm);margin-left:var(--space-2)}.line-picker__actions{display:flex;flex-wrap:wrap;gap:var(--space-2);padding-bottom:var(--space-2)}.line-picker__sublist 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var(--space-4);line-height:1.5;color:var(--slate)}.modal__keeps{margin:0 0 var(--space-5);padding:var(--space-3) var(--space-4);list-style:none;background:var(--canvas-warm);border-left:3px solid #E0A100;display:grid;gap:var(--space-1);font-weight:var(--weight-semibold)}.modal__keeps:empty{display:none}.modal__actions{display:grid;gap:var(--space-2)}.modal__actions .btn{padding-block:var(--space-4);font-size:var(--text-base)}.modal__foot{margin:var(--space-4) 0 0;font-size:var(--text-sm);color:var(--ring-gray)}body.modal-open{overflow:hidden}@media (max-width: 900px){.practice-header{grid-template-columns:1fr;align-items:start;gap:var(--space-2);padding-bottom:var(--space-3);margin-bottom:var(--space-3)}.practice-header__name{font-size:clamp(1.6rem,7vw,2.25rem)}.practice-header__idea{display:none}.practice-header__side{grid-template-columns:1fr auto;align-items:center;justify-items:start;text-align:left;gap:var(--space-1) var(--space-3)}.practice-header__meta{font-size:var(--text-sm)}.practice-header__best,.practice-header__count{grid-column:1}.practice-header__actions{grid-column:2;grid-row:1 / span 3}.board-layout{grid-template-columns:1fr;justify-items:stretch}.board-container{margin-inline:auto}.practice-panel{width:100%}}@media (max-width: 600px){.practice-header__side{grid-template-columns:1fr}.practice-header__actions{grid-column:1;grid-row:auto;flex-wrap:wrap;margin-top:var(--space-1)}.card__cog{padding:var(--space-2);font-size:var(--text-base);opacity:.8}.practice-header__actions .btn{padding-inline:var(--space-2)}.move-verdict__badge{font-size:var(--text-2xl)}.scoresheet__moves{max-height:168px}}@media (prefers-reduced-motion: reduce){.move-verdict--stamp,.scoresheet__result:not(.hidden){animation:none}}.openings-list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(20rem,1fr));gap:var(--space-4) var(--space-8)}.openings-list li{padding-top:var(--space-3);border-top:2px solid var(--knight-black)}.openings-list a{font-family:var(--font-display);font-size:var(--text-2xl);color:var(--knight-black);text-decoration:none}.openings-list a:hover{color:var(--fighter-red)}.openings-list__moves{display:block;font-family:var(--font-mono);font-size:var(--text-sm);color:var(--ring-gray)}.openings-list p{margin:var(--space-1) 0 0;line-height:1.45;color:var(--slate)}.auth-progress-note{margin:0 0 var(--space-4);padding:var(--space-3) var(--space-4);background:var(--canvas-warm);border-left:3px solid #E0A100;font-weight:var(--weight-semibold);line-height:1.4}.auth-sent h2{margin:0 0 var(--space-3);font-size:var(--text-xl)}.auth-sent p{margin:0 0 var(--space-3);overflow-wrap:anywhere}.auth-sent__help{color:var(--steel);font-size:var(--text-sm)}
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