:root{--ink:#132033;--muted:#5b6878;--line:#e6ebf1;--surface:#f6f8fb;--brand:#1769e0;--brand-dark:#0d4fae;--accent:#f3b72f;--white:#fff;--radius:16px;--shadow:0 10px 28px rgba(20,38,66,.08)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:#fff;font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;line-height:1.65}a{color:var(--brand-dark);text-underline-offset:3px}a:hover{color:var(--brand);text-decoration-thickness:2px}img{max-width:100%;height:auto}.container{width:min(1080px,calc(100% - 32px));margin-inline:auto}.skip{position:absolute;left:-9999px;top:auto}.skip:focus{left:12px;top:12px;z-index:100;background:#fff;padding:10px 14px;border-radius:8px}
.site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.97);border-bottom:1px solid var(--line)}.nav{min-height:70px;display:flex;align-items:center;justify-content:space-between;gap:18px}.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-weight:800;letter-spacing:-.02em}.brand img{width:42px;height:42px;border-radius:11px}.nav-links{display:flex;align-items:center;gap:4px;list-style:none;margin:0;padding:0}.nav-links a{display:block;padding:9px 11px;color:#344255;text-decoration:none;font-size:.94rem;font-weight:650;border-radius:9px}.nav-links a:hover,.nav-links a[aria-current=page]{background:var(--surface);color:var(--brand-dark)}.mobile-nav{display:none}.menu-summary{list-style:none;cursor:pointer;border:1px solid var(--line);border-radius:10px;padding:8px 11px;font-size:1.15rem;line-height:1}.menu-summary::-webkit-details-marker{display:none}.mobile-nav[open] .mobile-links{position:absolute;left:16px;right:16px;top:62px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:14px;padding:8px}.mobile-links a{display:block;padding:11px 12px;text-decoration:none;color:var(--ink);font-weight:650;border-radius:8px}.mobile-links a:hover{background:var(--surface)}
.breadcrumb{font-size:.86rem;color:var(--muted);padding-top:18px}.breadcrumb a{text-decoration:none}.hero{padding:48px 0 42px}.hero-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:38px;align-items:center}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--brand-dark);font-size:.82rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.eyebrow:before{content:"";width:22px;height:2px;background:var(--accent)}h1,h2,h3{line-height:1.18;letter-spacing:-.025em;margin:0 0 14px}h1{font-size:clamp(2.05rem,6vw,3.7rem);max-width:780px}h2{font-size:clamp(1.45rem,3vw,2rem);margin-top:0}h3{font-size:1.1rem}.lead{font-size:1.08rem;color:var(--muted);max-width:680px;margin:0 0 24px}.hero-logo{display:flex;justify-content:center}.hero-logo img{width:min(230px,62vw);border-radius:28px;box-shadow:0 18px 45px rgba(17,66,135,.16)}.actions{display:flex;flex-wrap:wrap;gap:10px}.btn{display:inline-flex;justify-content:center;align-items:center;min-height:44px;padding:10px 16px;border-radius:10px;text-decoration:none;font-weight:800;border:1px solid transparent}.btn-primary{background:var(--brand);color:#fff}.btn-primary:hover{background:var(--brand-dark);color:#fff}.btn-secondary{background:#fff;color:var(--brand-dark);border-color:#cfd9e5}.btn-secondary:hover{background:var(--surface)}
.section{padding:42px 0}.section-tight{padding:28px 0}.section-alt{background:var(--surface);border-block:1px solid var(--line)}.section-intro{max-width:700px;color:var(--muted);margin:0 0 22px}.split{display:grid;grid-template-columns:1fr 1fr;gap:26px}.list-clean{margin:0;padding-left:1.2rem}.list-clean li{margin:.55rem 0}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.feature{padding:20px;background:#fff;border:1px solid var(--line);border-radius:var(--radius)}.feature p{margin:0;color:var(--muted);font-size:.95rem}.feature strong{display:block;margin-bottom:7px}.link-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.text-card{max-width:780px}.note{border-left:4px solid var(--accent);background:#fff8e7;padding:14px 16px;border-radius:0 10px 10px 0;margin-top:20px}.game-table{width:100%;border-collapse:collapse;margin-top:18px}.game-table th,.game-table td{text-align:left;vertical-align:top;padding:13px 12px;border-bottom:1px solid var(--line)}.game-table th{font-size:.88rem;color:#435064;background:var(--surface)}.game-table td:first-child{font-weight:800}.toc{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 24px}.toc a{background:var(--surface);border:1px solid var(--line);padding:7px 10px;border-radius:999px;text-decoration:none;font-size:.9rem}.faq-list details{border-top:1px solid var(--line);padding:16px 0}.faq-list details:last-child{border-bottom:1px solid var(--line)}.faq-list summary{cursor:pointer;font-weight:800}.faq-list p{margin:10px 0 0;color:var(--muted)}.contact-box{padding:24px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius)}
.page-head{padding:30px 0 26px;background:var(--surface);border-bottom:1px solid var(--line)}.page-head h1{font-size:clamp(2rem,5vw,3rem);margin-top:5px}.page-head .lead{margin-bottom:0}.prose{max-width:800px}.prose p{margin:0 0 17px}.prose h2{margin-top:34px}.prose h2:first-child{margin-top:0}.prose h3{margin-top:26px}.footer{margin-top:30px;background:#101b2b;color:#dce5f0}.footer a{color:#dce5f0}.footer .brand{color:#fff}.footer-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr;gap:34px;padding:38px 0}.footer h3{color:#fff;font-size:1rem}.footer-links{display:grid;gap:7px}.footer p{color:#aebdce;max-width:420px}.copyright{border-top:1px solid rgba(255,255,255,.12);padding:16px 0;color:#9eafc1;font-size:.86rem}.muted{color:var(--muted)}
@media(max-width:820px){.nav-links{display:none}.mobile-nav{display:block}.hero{padding:34px 0}.hero-grid,.split{grid-template-columns:1fr;gap:24px}.hero-logo{order:-1;justify-content:center}.hero-logo img{width:112px;border-radius:18px;box-shadow:0 10px 24px rgba(17,66,135,.13)}.feature-grid{grid-template-columns:1fr}.section{padding:30px 0}.section-tight{padding:20px 0}.page-head{padding:24px 0 20px}.breadcrumb{padding-top:13px}.prose h2{margin-top:28px}.footer-grid{grid-template-columns:1fr;gap:24px;padding:30px 0}.game-table{font-size:.94rem}.game-table th,.game-table td{padding:11px 9px}}
@media(max-width:520px){.container{width:min(100% - 24px,1080px)}.nav{min-height:62px}.brand img{width:38px;height:38px}.brand{font-size:.96rem}.hero h1{font-size:2.1rem}.lead{font-size:1rem}.actions{display:grid}.btn{width:100%}.game-table{display:block;overflow-x:auto;white-space:normal}.section{padding:27px 0}.page-head h1{font-size:2rem}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

.category-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin:20px 0 28px}.category-list article{padding:16px;border:1px solid var(--line);border-radius:12px;background:var(--surface)}.category-list h3{margin-bottom:6px}.category-list p{margin:0;color:var(--muted);font-size:.94rem}.small-note{font-size:.9rem;color:var(--muted)}.download-panel{margin:20px 0 30px;padding:20px;background:var(--surface);border:1px solid var(--line);border-radius:14px}.btn-large{min-height:50px;padding:12px 20px}.download-panel .btn{width:100%;max-width:360px}.download-panel p{margin:12px 0 0}@media(max-width:520px){.category-list{grid-template-columns:1fr}.hero-logo img{width:118px}.hero-logo{padding-bottom:4px}}