*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:20px}body{margin:0;background:var(--bg);color:var(--ink);font:14px/1.7 Arial,Helvetica,sans-serif;overflow-wrap:break-word}h1,h2,h3,p,figure{margin:0}h1,h2,h3{line-height:1.13;letter-spacing:-.03em}h2{font-size:29px}h3{font-size:19px}p+p{margin-top:12px}img,svg{display:block;max-width:100%;height:auto}button,input,select,textarea{font:inherit}button{cursor:pointer}button:disabled{cursor:default;opacity:.45}button,a{touch-action:manipulation}a{color:var(--accent);text-underline-offset:3px}[hidden]{display:none!important}:focus-visible{outline:3px solid var(--accent);outline-offset:4px;box-shadow:0 0 0 2px var(--paper)}.wrap{width:min(1220px,calc(100% - 48px));margin:auto}.section{padding:33px 0}.eyebrow{font-size:10px;font-weight:900;letter-spacing:.13em;text-transform:uppercase;color:var(--accent);margin-bottom:10px}.button{display:inline-flex;gap:12px;align-items:center;justify-content:center;padding:10px 15px;min-height:41px;background:var(--accent);color:white;border:1px solid var(--accent);border-radius:5px;font-size:12px;font-weight:800;line-height:1.35;text-decoration:none}.button:hover{filter:brightness(.95)}.button.alt{background:var(--spark);color:var(--ink);border-color:var(--ink)}.button.outline{background:transparent;color:inherit;border-color:currentColor}.actions{display:flex;flex-wrap:wrap;gap:9px;margin-top:18px}.skip{position:absolute;top:-90px;left:15px;z-index:100;padding:10px;background:var(--spark);color:var(--ink)}.skip:focus{top:10px}.masthead{background:var(--paper);border-bottom:1px solid var(--line)}.mast-row{min-height:73px;display:flex;gap:20px;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:inherit;font-size:21px;font-weight:900;letter-spacing:.025em;line-height:1.1}.brand img{width:40px;height:40px}.brand small{display:block;font-size:9px;letter-spacing:.1em;margin-top:5px;color:var(--muted)}.main-nav{display:flex;align-items:center;gap:19px}.main-nav a{font-size:11px;font-weight:800;text-decoration:none;color:var(--ink)}.main-nav a[aria-current=page]{color:var(--accent);text-decoration:underline}.menu-toggle{display:none;padding:8px 12px;border:1px solid var(--ink);background:var(--soft);border-radius:5px;color:var(--ink);min-height:39px}.section-heading{display:flex;gap:30px;justify-content:space-between;align-items:end;margin-bottom:19px}.section-heading>p{max-width:480px;font-size:13px;color:var(--muted)}.photo{width:100%;height:220px;object-fit:cover;border-radius:8px}.mini-label{display:block;font-size:10px;font-weight:900;letter-spacing:.09em;text-transform:uppercase;margin-bottom:8px}.copy{font-size:13px;color:var(--muted)}.faq{display:grid;grid-template-columns:1fr 1fr;gap:0 25px}.faq details{padding:14px 0;border-top:1px solid var(--line)}summary{cursor:pointer;font-weight:800;line-height:1.45}.faq summary{font-size:14px}.faq p{font-size:13px;color:var(--muted);padding-top:11px}.breadcrumbs{font-size:10px;color:var(--muted);margin-bottom:11px}.page-heading h1{font-size:clamp(30px,3.3vw,43px);margin-bottom:14px}.page-heading .lead{font-size:14px;color:var(--muted);max-width:900px}.chapter-links{display:flex;gap:7px;flex-wrap:wrap;padding:16px 0}.chapter-links a{font-size:11px;font-weight:700;padding:6px 10px;border:1px solid var(--line);background:var(--paper);border-radius:4px;text-decoration:none}.chapter-links a[aria-current=page]{color:var(--paper);background:var(--accent);border-color:var(--accent)}.reading{min-width:0}.reading section{min-width:0}.reading h2{font-size:23px;margin-bottom:13px}.reading p{font-size:14px;line-height:1.85;color:var(--muted)}.reading .number{font-size:11px;display:block;margin-bottom:9px;font-weight:900;letter-spacing:.1em;color:var(--accent)}.tip{padding:19px;background:var(--soft);border:1px solid var(--line);border-radius:7px;font-size:12px}.tip strong{font-size:14px;display:block;margin-bottom:7px}.page-bottom{padding:18px 0 27px;display:flex;gap:18px;justify-content:space-between;font-size:12px;font-weight:800}.tool-wrap{margin:5px auto 23px}.calculator{padding:21px;background:var(--soft);border:1px solid var(--line);border-radius:8px;margin-top:24px}.calculator h2{font-size:22px;margin-bottom:10px}.calculator p{font-size:12px}.calc-fields{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:16px}.calc-fields label{display:grid;gap:6px;font-size:12px;font-weight:800}.calc-fields input[type=number]{width:100%;min-width:0;padding:10px;border:1px solid var(--line);border-radius:4px;background:var(--paper);color:var(--ink)}.calc-fields .check{display:flex;align-items:center;gap:8px;grid-column:1/-1}.calc-fields input[type=checkbox]{width:18px;height:18px;accent-color:var(--accent)}.calculator output{display:block;font-size:25px;font-weight:900;margin-top:14px}.calculator input[aria-invalid=true]{border:2px solid #9b2943}.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;padding:25px 0}.contact-form{padding:24px;display:grid;gap:14px;background:var(--paper);border:1px solid var(--line);border-radius:9px}.contact-form label{display:grid;gap:6px;font-weight:800;font-size:12px}.contact-form input,.contact-form select,.contact-form textarea{width:100%;min-width:0;background:var(--bg);border:1px solid var(--line);border-radius:5px;padding:11px;color:var(--ink)}.contact-form textarea{resize:vertical}.contact-form [role=status]{font-size:12px;color:var(--muted)}.contact-note{background:var(--soft);padding:24px;border-radius:9px}.contact-note h2{font-size:26px;margin-bottom:15px}.contact-note p{font-size:14px;color:var(--muted)}.contact-note img{height:190px;width:100%;object-fit:cover;border-radius:7px;margin-top:18px}.contact-note>a{display:inline-block;margin-top:15px;font-size:13px;font-weight:800}.site-footer{margin-top:18px;padding:28px 0 17px;background:var(--dark);color:white;border-top:5px solid var(--spark)}.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:30px}.footer-grid>div{display:flex;flex-direction:column;align-items:start;gap:7px}.footer-grid h3{font-size:11px;letter-spacing:.08em;color:var(--spark);margin-bottom:7px}.footer-grid p{font-size:12px;color:#e8e9ed;max-width:360px;margin-top:8px}.footer-grid a,.footer-grid button{font-size:12px;color:white}.footer-grid .brand{font-size:20px}.footer-grid .brand small{color:#e8e9ed}.footer-base{display:flex;justify-content:space-between;gap:15px;font-size:10px;border-top:1px solid #ffffff40;margin-top:23px;padding-top:12px;color:#e8e9ed}.text-button{border:0;padding:0;background:transparent;color:inherit;text-decoration:underline;text-underline-offset:3px;text-align:left}.notice{position:fixed;right:15px;bottom:15px;width:min(420px,calc(100% - 30px));max-height:75vh;overflow:auto;z-index:70;background:var(--paper);border:2px solid var(--accent);border-radius:10px;padding:18px;box-shadow:0 8px 28px #0003}.notice h2{font-size:17px;padding-right:24px}.notice p{font-size:12px;line-height:1.65;color:var(--muted);margin-top:9px}.notice .actions{margin-top:13px}.notice .button{font-size:11px;min-height:38px;padding:9px 11px}.notice-close{position:absolute;right:10px;top:11px;background:var(--soft);color:var(--ink);border:0;border-radius:50%;width:28px;height:28px;display:grid;place-items:center}.notice-close svg{width:16px;height:16px}.toast{position:fixed;left:16px;bottom:16px;z-index:80;max-width:min(420px,calc(100% - 32px));padding:12px 15px;border-radius:6px;background:var(--dark);color:white;border:1px solid var(--spark);font-size:12px}.game{background:var(--paper);border:1px solid var(--ink);border-radius:10px;overflow:hidden}.game-top{padding:14px 20px;background:var(--dark);color:white;display:flex;gap:14px;justify-content:space-between;align-items:center}.game-top h2{font-size:20px}.game-top span{font-size:11px;color:var(--spark)}.game-layout{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr)}.game-board-area{padding:21px;border-right:1px solid var(--line);min-width:0}.reel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:9px;max-width:455px;margin:auto}.reel-column>span{display:block;text-align:center;font-size:10px;letter-spacing:.1em;font-weight:900;margin-bottom:6px}.reel-button{width:100%;height:32px;display:grid;place-items:center;border:1px solid var(--line);border-radius:4px;background:var(--soft);color:var(--ink)}.reel-button svg{width:17px;height:17px}.reel-windows{display:grid;gap:6px;margin:6px 0}.reel-cell{min-height:68px;display:grid;place-items:center;position:relative;border:2px solid var(--line);border-radius:6px;background:var(--bg)}.reel-cell svg{width:43px;height:43px}.reel-cell.selected{border-color:var(--accent);background:var(--soft);box-shadow:inset 0 0 0 2px var(--paper)}.reel-cell.wild{border-color:var(--ink);background:var(--spark)}.reel-cell small{position:absolute;right:4px;bottom:1px;font-size:8px;font-weight:900}.pattern-buttons{display:flex;flex-wrap:wrap;gap:6px;margin-top:15px}.pattern-buttons button{font-size:11px;background:var(--paper);border:1px solid var(--line);color:var(--ink);padding:7px 9px;border-radius:4px}.pattern-buttons button[aria-pressed=true]{background:var(--accent);border-color:var(--accent);color:white}.game-actions{display:flex;flex-wrap:wrap;gap:7px;margin-top:12px}.game-actions button{font-size:11px;padding:8px 11px;min-height:37px}.game-status{border-top:1px solid var(--line);padding-top:12px;margin-top:14px;font-size:12px;line-height:1.7;min-height:68px;color:var(--muted)}.game-award{margin-top:9px;padding:11px;background:var(--soft);font-size:13px;font-weight:800;border-radius:5px}.game-side{padding:21px;background:var(--bg);min-width:0}.seat-grid{display:grid;grid-template-columns:1fr 1fr;gap:11px;margin-bottom:15px}.seat-card{padding:13px;border:1px solid var(--line);background:var(--paper);border-radius:7px}.seat-card.active{border:2px solid var(--accent);padding:12px}.seat-card h3{font-size:15px;margin-bottom:9px}.seat-card strong{font-size:25px;display:block;line-height:1.2}.seat-card p{font-size:11px;color:var(--muted);margin-top:7px}.game-history{padding:0;list-style:none;display:grid;gap:6px;margin:13px 0;max-height:310px;overflow:auto}.game-history li{font-size:11px;background:var(--paper);border:1px solid var(--line);padding:8px 10px;border-radius:4px}.game-side h3{font-size:18px}.game-side>p{font-size:12px;color:var(--muted)}.game-end{font-size:15px;font-weight:900;line-height:1.5;margin-top:12px;padding:12px;background:var(--soft);border-radius:5px}.challenge-tabs{display:flex;flex-wrap:wrap;gap:7px;padding:14px 18px;border-bottom:1px solid var(--line)}.challenge-tabs button{width:35px;height:35px;border:1px solid var(--line);background:var(--paper);color:var(--ink);border-radius:50%;font-weight:900}.challenge-tabs button[aria-pressed=true]{background:var(--accent);color:white;border-color:var(--accent)}.challenge-tabs button.solved{box-shadow:inset 0 -5px 0 var(--spark)}.challenge-note{padding:17px;border:1px solid var(--line);background:var(--paper);border-radius:7px;margin-bottom:14px}.challenge-note h3{font-size:24px;margin-bottom:13px}.challenge-note p{font-size:13px}.challenge-hint{font-size:13px;padding:13px;background:var(--soft);border-radius:5px;margin-top:13px}.compare-shell{padding:20px}.candidate-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.candidate{padding:18px;border:2px solid var(--line);border-radius:8px;min-width:0;background:var(--bg)}.candidate.chosen{border-color:var(--accent);background:var(--soft)}.candidate h3{font-size:20px;margin-bottom:13px}.candidate-fields{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:14px}.candidate label{display:grid;gap:5px;font-size:11px;font-weight:800}.candidate select{width:100%;min-width:0;padding:8px;border:1px solid var(--line);border-radius:4px;background:var(--paper);color:var(--ink)}.candidate .wide{grid-column:1/-1}.candidate .check{display:flex;align-items:center;gap:7px;grid-column:1/-1}.candidate input[type=checkbox]{width:18px;height:18px;accent-color:var(--accent)}.candidate-board{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:6px;max-width:310px;margin:auto}.candidate-board .reel-cell{min-height:58px}.candidate-board .reel-cell svg{width:37px;height:37px}.candidate-result{font-weight:900;font-size:14px;margin-top:13px}.candidate-detail{font-size:11px;color:var(--muted);margin-top:7px}.candidate .button{margin-top:13px;font-size:11px}.commit-bar{display:flex;gap:12px;justify-content:space-between;align-items:center;flex-wrap:wrap;padding:15px 0 0}.commit-bar p{font-size:13px;max-width:680px}.compare-status{font-size:13px;border-top:1px solid var(--line);padding-top:13px;margin-top:15px}.no-script{padding:12px;background:var(--spark);color:var(--ink);font-size:13px}.packing{display:grid;gap:8px}.packing label{display:flex;align-items:center;gap:9px;font-size:13px;padding:9px 11px;background:var(--paper);border:1px solid var(--line);border-radius:4px}.packing input{width:18px;height:18px;accent-color:var(--accent)}.packing output{font-size:15px;font-weight:900;margin-top:7px}.tab-buttons{display:flex;flex-wrap:wrap;gap:7px;margin:13px 0}.tab-buttons button{font-size:12px;border:1px solid var(--line);padding:8px 12px;border-radius:4px;background:var(--paper);color:var(--ink);font-weight:800}.tab-buttons button[aria-pressed=true]{background:var(--accent);color:white;border-color:var(--accent)}.symbol-row{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:8px}.symbol-row>div{padding:13px 8px;text-align:center;background:var(--paper);border:1px solid var(--line);border-radius:5px}.symbol-row svg{width:43px;height:43px;margin:0 auto 9px}.symbol-row strong{font-size:11px}.route-mini{display:grid;grid-template-columns:repeat(3,42px);gap:5px}.route-mini i{height:36px;background:var(--paper);border:1px solid var(--line);border-radius:4px}.route-mini i.on{background:var(--spark);border:2px solid var(--ink)}
@media(max-width:1000px){.main-nav{gap:13px}.brand{font-size:19px}.main-nav a{font-size:10px}.game-board-area,.game-side{padding:17px}.seat-card{padding:11px}.seat-card.active{padding:10px}.candidate{padding:15px}}
@media(max-width:800px){.mast-row{min-height:67px;flex-wrap:wrap;gap:0}.menu-toggle{display:block}.main-nav{display:none;flex:0 0 100%;grid-template-columns:repeat(3,minmax(0,1fr));padding:13px 0;gap:12px}.main-nav.open{display:grid}.main-nav a{font-size:11px}.reading p{font-size:13px}.game-layout{grid-template-columns:1fr 1fr}.seat-grid{grid-template-columns:1fr}.seat-card strong{font-size:22px}.game-history{max-height:230px}.section-heading{gap:20px}.section-heading>p{max-width:340px}.footer-grid{gap:22px}.candidate-fields{grid-template-columns:1fr}.candidate-fields .wide,.candidate .check{grid-column:auto}}
@media(max-width:600px){.wrap{width:calc(100% - 28px)}.section{padding:25px 0}h2{font-size:26px}.brand{font-size:18px}.brand img{width:35px;height:35px}.brand small{font-size:8px}.section-heading{display:block;margin-bottom:16px}.section-heading>p{margin-top:12px;max-width:none}.faq{grid-template-columns:1fr}.page-heading h1{font-size:31px}.page-heading .lead{font-size:13px}.chapter-links{gap:6px;padding:12px 0}.chapter-links a{font-size:10px;padding:6px 8px}.reading h2{font-size:21px}.page-bottom{flex-wrap:wrap;padding-bottom:20px}.calculator{padding:17px}.calc-fields{grid-template-columns:1fr}.calc-fields .check{grid-column:auto}.contact-grid{grid-template-columns:1fr;padding:20px 0;gap:17px}.contact-form,.contact-note{padding:19px}.game-top{padding:13px 16px;align-items:start}.game-top h2{font-size:18px}.game-top span{font-size:10px;text-align:right;max-width:125px}.game-layout{grid-template-columns:1fr}.game-board-area{border-right:0;border-bottom:1px solid var(--line);padding:16px}.reel-grid{gap:7px}.reel-cell{min-height:62px}.reel-cell svg{width:39px;height:39px}.game-side{padding:17px}.seat-grid{grid-template-columns:1fr 1fr}.game-history{max-height:240px}.compare-shell{padding:15px}.candidate-grid{grid-template-columns:1fr;gap:15px}.candidate-fields{grid-template-columns:1fr 1fr}.candidate-fields .wide,.candidate .check{grid-column:1/-1}.candidate-board{max-width:280px}.commit-bar{align-items:start}.symbol-row{grid-template-columns:repeat(3,minmax(0,1fr));gap:7px}.symbol-row svg{width:37px;height:37px}.footer-grid{grid-template-columns:1fr 1fr;gap:22px 18px}.footer-grid>div:first-child{grid-column:1/-1}.footer-base{flex-direction:column;gap:5px}.notice{right:12px;bottom:12px;width:calc(100% - 24px);padding:15px}.toast{left:12px;bottom:12px}.tip{padding:16px}.photo{height:195px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}

.section-soft{background:var(--soft);border-block:1px solid var(--line)}.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}.wrap>*{min-width:0}