:root{
  --ink:#1b1233; --night:#0f0a24; --plum:#2a1458; --magenta:#d6246e; --saffron:#ffb020; --gold:#ffd66b;
  --mint:#2fd6a3; --paper:#fff8ee; --text:#e9e2ff; --muted:#b5a9d6;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{font-family:"Trebuchet MS","Segoe UI",system-ui,sans-serif;background:var(--night);color:var(--text);line-height:1.75;font-size:17px;overflow-x:hidden}
h1,h2,h3{font-family:Georgia,"Palatino Linotype",serif;line-height:1.2;color:#fff}
a{color:var(--gold)}
#bar{position:fixed;top:0;left:0;height:4px;width:0;background:linear-gradient(90deg,var(--magenta),var(--saffron));z-index:50}

/* floating suits */
.suits{position:fixed;inset:0;pointer-events:none;z-index:0;overflow:hidden}
.suits span{position:absolute;font-size:44px;opacity:.07;animation:drift 22s linear infinite}
.suits span:nth-child(1){left:6%;top:90%;animation-delay:-2s}
.suits span:nth-child(2){left:28%;top:90%;animation-delay:-9s;font-size:70px}
.suits span:nth-child(3){left:52%;top:90%;animation-delay:-14s}
.suits span:nth-child(4){left:74%;top:90%;animation-delay:-5s;font-size:60px}
.suits span:nth-child(5){left:92%;top:90%;animation-delay:-18s}
@keyframes drift{from{transform:translateY(0) rotate(0)}to{transform:translateY(-120vh) rotate(360deg)}}

main,header,footer{position:relative;z-index:1}
.wrap{max-width:900px;margin:0 auto;padding:0 22px}


/* site navigation */
.site{position:sticky;top:0;z-index:40;background:rgba(15,10,36,.82);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid rgba(255,214,107,.18)}
.site .in{max-width:1100px;margin:0 auto;padding:0 22px;height:66px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.logo{font-family:Georgia,serif;font-size:1.55rem;font-weight:700;color:#fff;text-decoration:none;display:flex;align-items:center;gap:9px}
.logo i{font-style:normal;display:grid;place-items:center;width:36px;height:36px;border-radius:10px;background:linear-gradient(135deg,var(--magenta),var(--saffron));color:#fff;font-size:1.2rem;transform:rotate(-8deg);transition:transform .3s}
.logo:hover i{transform:rotate(8deg) scale(1.1)}
.menu{display:flex;align-items:center;gap:4px;list-style:none}
.menu a{display:block;padding:9px 14px;border-radius:30px;color:var(--text);text-decoration:none;font-size:.95rem;font-weight:600;position:relative;transition:color .25s,background .25s}
.menu a:hover{color:#fff;background:rgba(255,255,255,.09)}
.menu a:after{content:"";position:absolute;left:50%;bottom:3px;width:0;height:2px;background:var(--saffron);transition:width .3s,left .3s}
.menu a:hover:after{width:40%;left:30%}
.menu .cta{background:linear-gradient(135deg,var(--magenta),#ff5e3a);color:#fff;margin-left:8px}
.menu .cta:after{display:none}
.menu .cta:hover{background:linear-gradient(135deg,#ff5e3a,var(--magenta));transform:translateY(-1px)}
#nt{position:absolute;opacity:0;pointer-events:none}
.burger{display:none;cursor:pointer;width:44px;height:44px;border-radius:12px;border:1px solid rgba(255,214,107,.35);align-items:center;justify-content:center;flex-direction:column;gap:5px}
.burger span{display:block;width:22px;height:2px;background:var(--gold);transition:transform .3s,opacity .3s}
#nt:checked~.burger span:nth-child(1){transform:translateY(7px) rotate(45deg)}
#nt:checked~.burger span:nth-child(2){opacity:0}
#nt:checked~.burger span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
#nt:focus-visible~.burger{outline:3px solid var(--gold);outline-offset:3px}
@media(max-width:900px){
  .burger{display:flex}
  .menu{position:absolute;top:66px;left:0;right:0;flex-direction:column;align-items:stretch;gap:2px;padding:14px 22px 22px;background:rgba(15,10,36,.97);border-bottom:1px solid rgba(255,214,107,.25);max-height:0;overflow:hidden;opacity:0;padding-top:0;padding-bottom:0;transition:max-height .4s,opacity .3s,padding .3s}
  #nt:checked~.menu{max-height:480px;opacity:1;padding-top:14px;padding-bottom:22px}
  .menu a{padding:13px 16px;border-radius:12px}
  .menu .cta{margin:8px 0 0;text-align:center}
}
.flinks{display:flex;flex-wrap:wrap;justify-content:center;gap:8px 22px;margin-bottom:16px;list-style:none}
.flinks a{color:var(--text);text-decoration:none;font-weight:600}
.flinks a:hover{color:var(--gold)}

/* hero */
.hero{padding:56px 0 40px;text-align:left}
.hero h1{font-size:clamp(2.2rem,6vw,4rem);background:linear-gradient(100deg,#fff 20%,var(--gold) 45%,var(--magenta) 70%,#fff 90%);background-size:250% 100%;-webkit-background-clip:text;background-clip:text;color:transparent;animation:shine 6s ease-in-out infinite}
@keyframes shine{0%,100%{background-position:100% 0}50%{background-position:0 0}}
.hero .lead{margin-top:18px;font-size:1.15rem;color:var(--muted);max-width:680px}
.btns{margin:26px 0 8px;display:flex;gap:14px;flex-wrap:wrap}
.btn{display:inline-block;padding:13px 28px;border-radius:50px;font-weight:700;text-decoration:none;transition:transform .25s,box-shadow .25s}
.btn.p{background:linear-gradient(135deg,var(--magenta),#ff5e3a);color:#fff;box-shadow:0 0 0 0 rgba(214,36,110,.6);animation:pulse 2.4s infinite}
.btn.s{border:2px solid var(--gold);color:var(--gold)}
.btn:hover{transform:translateY(-3px) scale(1.03)}
@keyframes pulse{70%{box-shadow:0 0 0 16px rgba(214,36,110,0)}100%{box-shadow:0 0 0 0 rgba(214,36,110,0)}}

/* banners */
.banner{margin:34px 0;border-radius:22px;overflow:hidden;box-shadow:0 18px 50px rgba(0,0,0,.45);border:1px solid rgba(255,214,107,.25)}
.banner svg{display:block;width:100%;height:auto}
.fl{animation:float 5s ease-in-out infinite;transform-box:fill-box;transform-origin:center}
.fl2{animation:float 6.5s ease-in-out infinite reverse;transform-box:fill-box;transform-origin:center}
@keyframes float{0%,100%{transform:translateY(0) rotate(-4deg)}50%{transform:translateY(-12px) rotate(4deg)}}
.twk{animation:tw 2.4s ease-in-out infinite}
@keyframes tw{50%{opacity:.25}}

/* toc */
.toc{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);border-radius:18px;padding:22px 26px;margin:30px 0}
.toc h2{font-size:1.2rem;margin-bottom:10px}
.toc ol{columns:2;column-gap:30px;padding-left:20px}
.toc li{margin:4px 0}
@media(max-width:620px){.toc ol{columns:1}}

/* content */
section{padding:34px 0}
section h2{font-size:clamp(1.6rem,3.6vw,2.3rem);margin-bottom:16px;padding-left:16px;border-left:5px solid var(--magenta)}
section h3{font-size:1.3rem;margin:24px 0 8px;color:var(--gold)}
p{margin-bottom:16px}
ul.chk{list-style:none;margin:10px 0 18px}
ul.chk li{padding-left:34px;position:relative;margin:9px 0}
ul.chk li:before{content:"♠";position:absolute;left:0;color:var(--magenta);font-size:1.2rem}
ul.chk li:nth-child(even):before{content:"♦"}

/* game flip cards */
.games{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:18px;margin:22px 0}
.gc{perspective:900px;height:230px}
.gi{position:relative;width:100%;height:100%;transition:transform .7s;transform-style:preserve-3d}
.gc:hover .gi,.gc:focus-within .gi{transform:rotateY(180deg)}
.gf,.gb{position:absolute;inset:0;border-radius:18px;padding:20px;backface-visibility:hidden;display:flex;flex-direction:column;justify-content:center;text-align:center}
.gf{background:linear-gradient(160deg,var(--plum),var(--ink));border:2px solid var(--gold)}
.gf b{font-size:3rem;color:var(--gold)}
.gf span{font-family:Georgia,serif;font-size:1.3rem;color:#fff}
.gb{background:linear-gradient(160deg,var(--magenta),#7a1c8f);transform:rotateY(180deg);font-size:.95rem;line-height:1.5}
.gc a{position:absolute;inset:0;z-index:2}

/* callout + stats */
.callout{background:linear-gradient(135deg,rgba(214,36,110,.18),rgba(255,176,32,.12));border:1px solid rgba(255,176,32,.4);border-radius:18px;padding:22px 26px;margin:24px 0}
.steps{counter-reset:s;list-style:none}
.steps li{counter-increment:s;position:relative;padding:14px 18px 14px 64px;margin:12px 0;background:rgba(255,255,255,.05);border-radius:14px}
.steps li:before{content:counter(s);position:absolute;left:16px;top:50%;transform:translateY(-50%);width:36px;height:36px;border-radius:50%;background:linear-gradient(135deg,var(--saffron),var(--magenta));color:#fff;font-weight:700;display:grid;place-items:center}

/* faq */
details{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);border-radius:14px;margin:12px 0;padding:0 20px;transition:background .3s}
details[open]{background:rgba(214,36,110,.14)}
summary{cursor:pointer;padding:16px 0;font-weight:700;color:#fff;list-style:none}
summary::after{content:"+";float:right;color:var(--gold);font-size:1.4rem;transition:transform .3s}
details[open] summary::after{transform:rotate(45deg)}
details p{padding-bottom:6px}

footer{margin-top:40px;padding:34px 0;border-top:1px solid rgba(255,255,255,.12);text-align:center;color:var(--muted);font-size:.9rem}
footer strong{color:var(--gold)}
:focus-visible{outline:3px solid var(--gold);outline-offset:3px}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

/* inner pages */
.ph{padding:48px 0 10px}
.ph h1{font-size:clamp(2rem,5vw,3.2rem);background:linear-gradient(100deg,#fff 20%,var(--gold) 50%,#fff 90%);background-size:250% 100%;-webkit-background-clip:text;background-clip:text;color:transparent;animation:shine 6s ease-in-out infinite}
.ph .lead{margin-top:14px;color:var(--muted);font-size:1.1rem;max-width:700px}
.crumb{font-size:.9rem;color:var(--muted);margin-bottom:12px}.crumb a{text-decoration:none}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px;margin:20px 0}
.tile{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);border-radius:18px;padding:22px;transition:transform .3s,border-color .3s}
.tile:hover{transform:translateY(-5px);border-color:var(--gold)}
.tile h3{margin-top:0}.tile p{margin-bottom:0;font-size:.97rem}
.menu a.on{color:#fff;background:rgba(214,36,110,.28)}
.upd{color:var(--muted);font-size:.92rem;margin-bottom:6px}