/* Royal Stack, royalstack.app
   Dark, gold, burgundy: the game's own palette (RoyalStackTheme.cs). Single theme by brand. */

@font-face{font-family:"Cormorant";src:url(/fonts/Cormorant-Bold.woff2) format("woff2");font-weight:700;font-display:swap}
@font-face{font-family:"Inter";src:url(/fonts/Inter-Regular.woff2) format("woff2");font-weight:400;font-display:swap}
@font-face{font-family:"Inter";src:url(/fonts/Inter-SemiBold.woff2) format("woff2");font-weight:600;font-display:swap}
@font-face{font-family:"Inter";src:url(/fonts/Inter-Bold.woff2) format("woff2");font-weight:700;font-display:swap}
@font-face{font-family:"Lalezar";src:url(/fonts/Lalezar-Regular.woff2) format("woff2");font-weight:400;font-display:swap}

:root{
  --bg:#160b0e;
  --bg-2:#1f1012;
  --panel:#23161b;
  --line:rgba(165,125,36,.38);
  --gold-dark:#a57d24;
  --gold:#e4c55c;
  --gold-light:#fbf2a8;
  --cream:#e6d0a0;
  --text:#f1e8da;
  --muted:#b6a48c;
  --on-gold:#26110e;
  --red:#eb3000;
  --ease:cubic-bezier(.23,1,.32,1);
  --radius:6px;
  --wrap:1120px;
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--bg);color:var(--text);font:400 17px/1.6 "Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;overflow-x:hidden}
img{display:block;max-width:100%;height:auto}
a{color:var(--gold)}
a:focus-visible,button:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:2px}
::selection{background:var(--gold);color:var(--on-gold)}

.wrap{max-width:var(--wrap);margin:0 auto;padding:0 20px}

/* Header */
.site-head{position:sticky;top:0;z-index:10;background:rgba(22,11,14,.86);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid rgba(165,125,36,.18)}
.site-head .wrap{height:68px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.brand img{height:44px;width:auto}
.nav{display:flex;gap:26px}
.nav a{color:var(--cream);text-decoration:none;font-weight:600;font-size:15px;letter-spacing:.01em;padding:6px 0;border-bottom:1px solid transparent;transition:border-color 150ms var(--ease),color 150ms var(--ease)}
.nav a[aria-current=page]{color:var(--gold);border-bottom-color:var(--gold)}
@media (hover:hover){.nav a:hover{color:var(--gold)}}
@media (max-width:480px){.nav{gap:18px}.nav a{font-size:14px}}

/* Type */
h1,h2,h3{font-family:"Cormorant",Georgia,serif;font-weight:700;line-height:1.05;margin:0;color:var(--gold-light);letter-spacing:-.005em}
h1{font-size:clamp(38px,4.8vw,64px);max-width:17ch;text-wrap:balance}
h2{font-size:clamp(34px,4.6vw,56px)}
h3{font-size:24px;line-height:1.2}
p{margin:0}
.lede{font-size:clamp(18px,1.6vw,21px);color:var(--cream);max-width:34ch}
.muted{color:var(--muted)}
.measure{max-width:64ch}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:56px;padding:0 30px;border-radius:var(--radius);text-decoration:none;
  font-family:"Lalezar","Inter",sans-serif;font-size:24px;letter-spacing:.02em;line-height:1;white-space:nowrap;cursor:pointer;
  background:linear-gradient(180deg,#f3dd8e 0%,#d9b74d 55%,#b98e2b 100%);color:var(--on-gold);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.45),inset 0 -2px 0 rgba(90,55,0,.35),0 10px 30px -12px rgba(228,197,92,.55);
  transition:transform 160ms var(--ease),box-shadow 200ms var(--ease)}
.btn:active{transform:scale(.97)}
@media (hover:hover){.btn:hover{box-shadow:inset 0 1px 0 rgba(255,255,255,.45),inset 0 -2px 0 rgba(90,55,0,.35),0 16px 36px -12px rgba(228,197,92,.7)}}
.link-plain{color:var(--cream);text-decoration:none;font-weight:600;border-bottom:1px solid var(--line);padding-bottom:2px;transition:border-color 150ms var(--ease)}
@media (hover:hover){.link-plain:hover{border-bottom-color:var(--gold)}}

/* Hero */
.hero{position:relative;overflow:hidden;padding:clamp(48px,7vw,96px) 0 clamp(40px,6vw,80px)}
.hero::before{content:"";position:absolute;inset:-20% -10% auto auto;width:min(1100px,110vw);aspect-ratio:1;
  background:url(/img/rays.webp) center/contain no-repeat;opacity:.16;pointer-events:none;
  mask-image:radial-gradient(circle at 60% 40%,#000 30%,transparent 70%);-webkit-mask-image:radial-gradient(circle at 60% 40%,#000 30%,transparent 70%)}
.hero::after{content:"";position:absolute;inset:auto 0 0 0;height:160px;background:linear-gradient(180deg,transparent,var(--bg));pointer-events:none}
.hero .wrap{position:relative;display:grid;grid-template-columns:minmax(0,6fr) minmax(0,5fr);gap:clamp(24px,5vw,72px);align-items:center}
.hero-copy>*+*{margin-top:22px}
.hero-actions{display:flex;align-items:center;gap:26px;flex-wrap:wrap}
@media (max-width:860px){
  .hero .wrap{grid-template-columns:1fr}
  .demo{margin:28px auto 0;max-width:360px}
  .lede{max-width:none}
}

/* Load-in: hierarchy, the copy leads and the art settles behind it */
@media (prefers-reduced-motion:no-preference){
  .rise{opacity:0;transform:translateY(14px);animation:rise 700ms var(--ease) forwards}
  .rise:nth-child(2){animation-delay:70ms}.rise:nth-child(3){animation-delay:140ms}.rise:nth-child(4){animation-delay:210ms}
  .demo{opacity:0;animation:settle 900ms var(--ease) 120ms forwards}
  @keyframes rise{to{opacity:1;transform:none}}
  @keyframes settle{from{opacity:0;transform:translateY(24px) scale(.97)}to{opacity:1}}
}

/* Sections */
section{padding:clamp(56px,8vw,112px) 0}
.section-head{max-width:30ch;margin-bottom:clamp(28px,4vw,48px)}
.section-head p{margin-top:14px}
.section-head--center{max-width:none;text-align:center}

/* How it plays: screenshot + numbered steps */
.play .wrap{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:clamp(28px,6vw,88px);align-items:center}
.shot{margin:0 auto;max-width:340px;border-radius:22px;border:1px solid var(--line);overflow:hidden;
  box-shadow:0 40px 60px -30px rgba(0,0,0,.8),0 0 0 6px var(--bg-2)}
.steps{list-style:none;margin:0;padding:0;counter-reset:step}
.steps li{position:relative;padding:22px 0 22px 76px;border-top:1px solid var(--line);counter-increment:step}
.steps li:last-child{border-bottom:1px solid var(--line)}
.steps li::before{content:counter(step);position:absolute;left:0;top:14px;font-family:"Cormorant",serif;font-weight:700;font-size:46px;line-height:1;color:var(--gold-dark)}
.steps h3{margin-bottom:6px}
.steps p{color:var(--muted);max-width:44ch}
@media (max-width:860px){
  .play .wrap{grid-template-columns:1fr}
  .shot{max-width:280px}
  .steps li{padding-left:60px}.steps li::before{font-size:38px}
}

/* Hands: fanned royal flush + the scale */
.hands{background:linear-gradient(180deg,var(--bg) 0%,var(--bg-2) 30%,var(--bg-2) 70%,var(--bg) 100%)}
.flush{display:flex;justify-content:center;margin:0 auto clamp(28px,4vw,48px);padding-top:12px}
.flush img{width:clamp(72px,12vw,150px);border-radius:8%;box-shadow:0 18px 30px -12px rgba(0,0,0,.75);transition:transform 220ms var(--ease)}
.flush img+img{margin-left:calc(clamp(72px,12vw,150px) * -.18)}
.flush img:nth-child(1){transform:rotate(-14deg) translateY(18px)}
.flush img:nth-child(2){transform:rotate(-7deg) translateY(5px)}
.flush img:nth-child(4){transform:rotate(7deg) translateY(5px)}
.flush img:nth-child(5){transform:rotate(14deg) translateY(18px)}
@media (hover:hover){.flush:hover img{transform:none}}

/* Decks: centred statement, art below */
.decks .wrap{text-align:center}
.decks .section-head{margin-left:auto;margin-right:auto;max-width:none}
.decks .lede{max-width:48ch;margin:14px auto 0}
.decks .measure{margin:0 auto}
.fan{width:100%;max-width:900px;margin:clamp(24px,4vw,48px) auto 0;filter:drop-shadow(0 30px 40px rgba(0,0,0,.55))}
.pair{display:flex;justify-content:center;gap:clamp(16px,4vw,48px);margin-top:clamp(28px,4vw,48px);text-align:left}
.pair div{padding-left:16px;border-left:2px solid var(--gold-dark);max-width:30ch}
.pair h3{margin-bottom:4px}
.pair p{color:var(--muted);font-size:15px}
@media (max-width:560px){.pair{flex-direction:column;align-items:center}.pair div{max-width:none}}

/* Beta band */
.beta{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--bg-2)}
.beta .wrap{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:32px;align-items:center}
.beta p{color:var(--cream);margin-top:10px;max-width:46ch}
@media (max-width:760px){.beta .wrap{grid-template-columns:1fr}}

/* Read pages (privacy, support) */
.read{padding:clamp(40px,6vw,72px) 0 clamp(48px,7vw,96px)}
.read .wrap{max-width:760px}
.read h1{font-size:clamp(40px,5.5vw,60px);margin-bottom:8px}
.read h2{font-size:26px;margin:2.2em 0 .5em}
.read p,.read li{max-width:68ch}
.read p+p{margin-top:1em}
.read ul{padding-left:1.2em;margin:.6em 0}
.read li+li{margin-top:.4em}
.read .lede{margin:18px 0 8px}
.faq{border-top:1px solid var(--line);margin-top:8px}
.faq div{padding:18px 0;border-bottom:1px solid var(--line)}
.faq strong{display:block;color:var(--gold-light);font-weight:600;margin-bottom:4px}
.table-wrap{overflow-x:auto;margin:16px -20px;padding:0 20px}
table{width:100%;min-width:560px;border-collapse:collapse;font-size:15.5px}
th,td{text-align:left;vertical-align:top;padding:12px 14px 12px 0}
th{color:var(--gold);font-weight:600;border-bottom:1px solid var(--gold-dark)}
td{border-bottom:1px solid var(--line);color:var(--text)}
td:nth-child(2){color:var(--muted)}
tr:last-child td{border-bottom:0}

/* Footer */
.site-foot{border-top:1px solid rgba(165,125,36,.18);padding:28px 0 40px;color:var(--muted);font-size:14px}
.site-foot .wrap{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
.site-foot a{color:var(--cream);text-decoration:none}
@media (hover:hover){.site-foot a:hover{color:var(--gold)}}

/* Beta form (email only) */
.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.form{display:flex;flex-direction:column;gap:10px;max-width:520px}
.form label{font-size:14px;font-weight:600;color:var(--cream)}
.form .row{display:flex;gap:10px}
.form input{flex:1 1 auto;min-width:0;height:56px;padding:0 18px;border-radius:var(--radius);border:1px solid var(--line);background:rgba(22,11,14,.6);color:var(--text);font:inherit;font-size:17px;transition:border-color 150ms var(--ease),box-shadow 150ms var(--ease)}
.form input::placeholder{color:var(--muted)}
.form input:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(228,197,92,.18)}
.form .btn{flex:0 0 auto;padding:0 26px}
.form .help{font-size:14px;color:var(--muted)}
@media (max-width:480px){.form .row{flex-direction:column}.form .btn{width:100%}}

/* Hero demo: the game's board, one royal flush dropping in and clearing (CSS only, 9 s loop) */
.demo{position:relative;display:grid;grid-template-columns:1fr auto;gap:14px;align-items:start;width:100%;max-width:440px;margin-left:auto}
.well{position:relative;padding:14px;background:var(--board,#1f1012);border:10px solid transparent;border-image:url(/img/frame.png) 40 fill / 10px stretch;border-radius:10px;
  box-shadow:0 40px 60px -30px rgba(0,0,0,.8)}
.grid{--g:6px;display:grid;grid-template-columns:repeat(5,1fr);grid-auto-rows:1fr;gap:var(--g);aspect-ratio:5/6}
.cell{background:#2e1f21;border-radius:4px}
.card{position:relative;z-index:1;display:block;border-radius:6%;box-shadow:0 5px 12px -5px rgba(0,0,0,.8)}
.card img{width:100%;height:100%;display:block;border-radius:6%}
.badge{position:absolute;left:50%;top:44%;transform:translate(-50%,-50%);padding:10px 18px;border-radius:var(--radius);background:linear-gradient(180deg,#f3dd8e,#c9a53d);color:var(--on-gold);font-family:"Lalezar",sans-serif;font-size:clamp(20px,2vw,26px);letter-spacing:.03em;line-height:1;white-space:nowrap;box-shadow:0 14px 30px -10px rgba(0,0,0,.7);opacity:0}
.badge small{display:block;font-family:"Inter",sans-serif;font-weight:700;font-size:13px;letter-spacing:.06em;margin-top:4px;text-align:center}
.rail{display:grid;gap:10px;width:clamp(56px,7vw,72px)}
.rail .plate{position:relative;padding:11%;background:url(/img/plate.webp) center/100% 100% no-repeat}
.rail .card{box-shadow:0 4px 10px -4px rgba(0,0,0,.8)}
.rail .lbl{font-size:11px;font-weight:700;letter-spacing:.12em;color:var(--gold);text-align:center}
.score{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:10px;padding:0 4px;font-size:12px;font-weight:700;letter-spacing:.12em;color:var(--cream)}
.score b{position:relative;display:inline-grid;font-family:"Cormorant",serif;font-size:28px;letter-spacing:0;color:var(--gold-light);line-height:1}
.score b span{grid-area:1/1}
.score .s1{opacity:0}
.hit{transition:none}
@media (prefers-reduced-motion:no-preference){
  .demo .hit{animation:hit 9s infinite}
  .demo .hit.fall{animation:fall 9s infinite}
  .demo .badge{animation:badge 9s infinite}
  .demo .s0{animation:s0 9s infinite}
  .demo .s1{animation:s1 9s infinite}
  @keyframes fall{
    0%{opacity:0;transform:translateY(calc(-4 * (100% + var(--g))));filter:none;box-shadow:0 5px 12px -5px rgba(0,0,0,.8)}
    5%{opacity:1;transform:translateY(calc(-4 * (100% + var(--g))));animation-timing-function:cubic-bezier(.5,0,.8,.2)}
    24%{opacity:1;transform:translateY(0);animation-timing-function:var(--ease)}
    27%{transform:translateY(-4px)}
    32%{opacity:1;transform:none;box-shadow:0 5px 12px -5px rgba(0,0,0,.8)}
    36%,54%{opacity:1;transform:none;filter:none;box-shadow:0 0 0 3px #ffd068,0 8px 24px -6px rgba(255,208,104,.7)}
    62%,100%{opacity:0;transform:scale(.88);filter:blur(3px)}
  }
  @keyframes hit{
    0%,32%{box-shadow:0 5px 12px -5px rgba(0,0,0,.8);opacity:1;transform:none;filter:none}
    36%,54%{box-shadow:0 0 0 3px #ffd068,0 8px 24px -6px rgba(255,208,104,.7);opacity:1;transform:none;filter:none}
    62%,92%{opacity:0;transform:scale(.88);filter:blur(3px)}
    97%,100%{opacity:1;transform:none;filter:none;box-shadow:0 5px 12px -5px rgba(0,0,0,.8)}
  }
  @keyframes badge{0%,34%{opacity:0;transform:translate(-50%,-40%) scale(.94)} 40%,56%{opacity:1;transform:translate(-50%,-50%)} 63%,100%{opacity:0;transform:translate(-50%,-60%)}}
  @keyframes s0{0%,56%{opacity:1} 60%,94%{opacity:0} 98%,100%{opacity:1}}
  @keyframes s1{0%,56%{opacity:0;transform:translateY(6px)} 60%,94%{opacity:1;transform:none} 98%,100%{opacity:0}}
}
@media (prefers-reduced-motion:reduce){.demo .fall{opacity:1}.demo .hit{box-shadow:0 0 0 3px #ffd068}.demo .badge{opacity:1}.score .s0{opacity:0}.score .s1{opacity:1}}

/* Hand scale as bars, drawn to scale */
.bars{list-style:none;margin:0 auto;padding:0;max-width:760px;display:grid;gap:10px}
.bars li{display:grid;grid-template-columns:150px 1fr 64px;align-items:center;gap:14px;font-size:15px}
.bars .n{color:var(--cream);font-weight:600}
.bars .t{display:block;height:12px;border-radius:999px;background:rgba(165,125,36,.14);overflow:hidden}
.bars .f{display:block;height:100%;width:var(--w);border-radius:999px;background:linear-gradient(90deg,#b98e2b,#f3dd8e);transform-origin:left;box-shadow:inset 0 1px 0 rgba(255,255,255,.35)}
.bars b{font-family:"Cormorant",serif;font-size:22px;color:var(--gold);text-align:right;font-weight:700}
.bars li:first-child .n,.bars li:first-child b{color:var(--gold-light)}
.bars-note{margin:22px auto 0;max-width:60ch;text-align:center;color:var(--muted);font-size:15px}
@media (max-width:560px){.bars li{grid-template-columns:118px 1fr 56px;font-size:13px}.bars b{font-size:18px}}