/* Adgroup.space — main stylesheet */
:root{
  --green-900:#0b2e1d;--green-800:#11422a;--green-700:#175c3a;--green-600:#1f7a4c;
  --cream:#f7f3e9;--paper:#fffdf7;--ink:#1c2420;--muted:#55625b;--line:#ddd6c3;
  --red:#b3121f;--gold:#c9a227;--wood:#5a3517;--radius:12px;
  --shadow:0 6px 22px rgba(11,46,29,.14);
  --serif:Georgia,"Times New Roman",Times,serif;
  --sans:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--sans);color:var(--ink);background:var(--cream);line-height:1.65;font-size:17px}
img,svg,canvas{max-width:100%}
a{color:var(--green-700);text-underline-offset:2px}
a:hover{color:var(--red)}
:focus-visible{outline:3px solid var(--gold);outline-offset:2px}
.skip{position:absolute;left:-999px;top:0;background:var(--gold);color:#000;padding:.6rem 1rem;z-index:100}
.skip:focus{left:8px;top:8px}
.wrap{max-width:1120px;margin:0 auto;padding:0 18px}
.narrow{max-width:780px}

/* Header */
.site-header{background:var(--green-900);color:#fff;position:sticky;top:0;z-index:50;box-shadow:0 2px 10px rgba(0,0,0,.25)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:62px}
.brand{display:flex;align-items:center;gap:10px;color:#fff;text-decoration:none;font-family:var(--serif);font-size:1.25rem;font-weight:700;letter-spacing:.2px}
.brand:hover{color:#fff}
.brand svg{width:30px;height:30px;flex:none}
.brand span em{font-style:normal;color:var(--gold)}
.nav-toggle{display:none;background:none;border:1px solid rgba(255,255,255,.4);color:#fff;border-radius:8px;padding:.45rem .7rem;font-size:1rem;cursor:pointer}
.main-nav ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:2px}
.main-nav a{display:block;color:#e8efe9;text-decoration:none;padding:.5rem .65rem;border-radius:8px;font-size:.92rem;font-weight:500}
.main-nav a:hover,.main-nav a[aria-current="page"]{background:var(--green-700);color:#fff}

/* Hero */
.hero{background:radial-gradient(1200px 400px at 50% -10%,var(--green-600),var(--green-800) 60%,var(--green-900));color:#fff;padding:34px 0 22px;text-align:center}
.hero h1{color:#fff;font-family:var(--serif);font-size:clamp(1.8rem,4.6vw,2.9rem);line-height:1.15;margin:0 0 .5rem}
.hero p{margin:0 auto;max-width:720px;color:#dbe8df;font-size:1.05rem}

/* Game */
.game-section{background:linear-gradient(var(--green-900),var(--green-800));padding:0 0 30px}
.game-shell{max-width:1040px;margin:0 auto;padding:0 12px}
.hud{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:0 0 10px}
.hud-player{background:rgba(255,255,255,.08);border:2px solid transparent;border-radius:10px;padding:8px 12px;color:#fff;display:flex;justify-content:space-between;align-items:center}
.hud-player.active{border-color:var(--gold);background:rgba(201,162,39,.18)}
.hud-player .name{font-weight:700}
.hud-player .score{font-family:var(--serif);font-size:1.9rem;line-height:1}
.hud-player.hidden{display:none}
.hud-info{grid-column:1/-1;display:flex;flex-wrap:wrap;gap:6px 18px;color:#cfe0d4;font-size:.92rem;justify-content:center}
.hud-info b{color:#fff}
.table-wrap{background:#000;border-radius:14px;box-shadow:0 12px 40px rgba(0,0,0,.45);line-height:0;overflow:hidden}
#table{width:100%;height:auto;aspect-ratio:1000/520;touch-action:none;cursor:crosshair;display:block;outline-offset:-4px}
.status{min-height:2.9em;margin:10px 0 6px;color:#fff;background:rgba(0,0,0,.28);border-radius:10px;padding:8px 12px;font-size:.98rem;line-height:1.45}
.controls{display:flex;flex-wrap:wrap;gap:10px;align-items:center;justify-content:center;background:rgba(255,255,255,.07);border-radius:12px;padding:12px}
.controls label{color:#fff;font-size:.9rem}
.power{display:flex;align-items:center;gap:10px;flex:1 1 280px;min-width:230px}
.power input[type=range]{flex:1;accent-color:var(--gold);height:30px}
.power output{display:inline-block;min-width:3.2em;text-align:right;color:var(--gold);font-weight:700}
.btn{font:inherit;font-weight:600;border:0;border-radius:9px;padding:.65rem 1.05rem;cursor:pointer;background:#fff;color:var(--green-900);min-height:44px}
.btn:hover{background:#f0e9d2}
.btn:disabled{opacity:.45;cursor:not-allowed}
.btn-primary{background:var(--red);color:#fff}
.btn-primary:hover{background:#d0202e}
.btn-gold{background:var(--gold);color:#1b1500}
.btn-gold:hover{background:#dcb637}
.btn-ghost{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.45)}
.btn-ghost:hover{background:rgba(255,255,255,.12)}
.controls select{font:inherit;min-height:44px;border-radius:9px;padding:0 .6rem;border:0}
.aim-btns{display:flex;gap:6px}
.hint{color:#cfe0d4;font-size:.88rem;text-align:center;margin:10px 0 0}

/* Content */
main{display:block}
.section{padding:44px 0}
.section.alt{background:var(--paper);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
h1,h2,h3{font-family:var(--serif);line-height:1.25;color:var(--green-900)}
h2{font-size:clamp(1.5rem,3.2vw,2rem);margin:0 0 .8rem}
h3{font-size:1.2rem;margin:1.6rem 0 .4rem}
.lead{font-size:1.12rem;color:var(--muted)}
.grid{display:grid;gap:18px}
.grid.cols-3{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.grid.cols-2{grid-template-columns:repeat(auto-fit,minmax(320px,1fr))}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}
.card h3{margin-top:0}
.card .meta{font-size:.85rem;color:var(--muted);margin:0 0 .4rem}
.card a.more{font-weight:600}
table{border-collapse:collapse;width:100%;background:#fff;margin:1rem 0;font-size:.97rem}
th,td{border:1px solid var(--line);padding:.55rem .75rem;text-align:left}
th{background:var(--green-800);color:#fff}
.table-scroll{overflow-x:auto}
.dot{display:inline-block;width:.95em;height:.95em;border-radius:50%;vertical-align:-.12em;margin-right:.4em;border:1px solid rgba(0,0,0,.35)}
details{background:#fff;border:1px solid var(--line);border-radius:10px;padding:.2rem 1rem;margin:.6rem 0}
summary{cursor:pointer;font-weight:600;padding:.7rem 0}
details p{margin:.2rem 0 1rem}
.notice{background:#fff8de;border-left:4px solid var(--gold);padding:12px 16px;border-radius:6px;margin:1.2rem 0}
.toc{background:#fff;border:1px solid var(--line);border-radius:10px;padding:14px 20px;margin:1.4rem 0}
.toc ol{margin:.3rem 0 0 1.1rem;padding:0}

/* Articles / pages */
.page-head{background:var(--green-800);color:#fff;padding:36px 0}
.page-head h1{color:#fff;margin:0 0 .4rem;font-size:clamp(1.7rem,4vw,2.5rem)}
.page-head p{margin:0;color:#d5e5da}
.breadcrumb{font-size:.88rem;margin:0 0 .6rem;color:#b9d0c0}
.breadcrumb a{color:#e8f1ea}
.prose{padding-top:34px;padding-bottom:50px}
.prose h2{margin-top:2rem}
.prose p,.prose li{max-width:75ch}
.prose ul,.prose ol{padding-left:1.3rem}
.related{margin-top:2.4rem;padding-top:1rem;border-top:2px solid var(--line)}
.cta-box{background:var(--green-800);color:#fff;border-radius:var(--radius);padding:20px 22px;margin:2rem 0}
.cta-box a{color:var(--gold);font-weight:700}

/* Forms */
.form{display:grid;gap:14px;max-width:620px}
.form label{font-weight:600;display:block;margin-bottom:4px}
.form input,.form textarea{width:100%;font:inherit;padding:.7rem .8rem;border:1px solid #b9b29b;border-radius:9px;background:#fff}
.form textarea{min-height:150px;resize:vertical}
.form .err{color:var(--red);font-size:.88rem;min-height:1.1em;display:block}
.form .hp{position:absolute;left:-5000px;height:0;overflow:hidden}
.form-msg{padding:12px 14px;border-radius:8px;display:none}
.form-msg.ok{display:block;background:#e3f4e8;border:1px solid #8ac79c}
.form-msg.bad{display:block;background:#fde6e6;border:1px solid #e09a9a}

/* Ads (only visible once configured) */
.ad-slot{display:none;margin:24px auto;max-width:970px;text-align:center}
.ad-slot.active{display:block}
.ad-slot .ad-label{display:block;font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-bottom:4px}

/* Footer */
.site-footer{background:var(--green-900);color:#cfe0d4;padding:36px 0 22px;margin-top:0}
.site-footer a{color:#e8f1ea}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:26px}
.foot-grid h2{font-family:var(--sans);font-size:1rem;color:#fff;margin:0 0 .6rem;text-transform:uppercase;letter-spacing:.06em}
.foot-grid ul{list-style:none;margin:0;padding:0}
.foot-grid li{margin:.3rem 0}
.copy{border-top:1px solid rgba(255,255,255,.15);margin-top:24px;padding-top:14px;font-size:.88rem}

@media (max-width:920px){
  .nav-toggle{display:block}
  .main-nav{display:none;position:absolute;left:0;right:0;top:100%;background:var(--green-900);border-top:1px solid rgba(255,255,255,.12);padding:8px 18px 14px}
  .main-nav.open{display:block}
  .main-nav ul{flex-direction:column}
  .main-nav a{padding:.75rem .5rem;font-size:1rem}
  .foot-grid{grid-template-columns:1fr}
}
@media (max-width:560px){
  body{font-size:16px}
  .hud-player .score{font-size:1.5rem}
  .section{padding:32px 0}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
.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}
.kbd{display:inline-block;border:1px solid var(--line);border-bottom-width:2px;border-radius:5px;padding:0 .4em;background:#fff;font-size:.88em}
.steps{counter-reset:s;list-style:none;padding:0}
.steps li{counter-increment:s;position:relative;padding:.2rem 0 .9rem 3rem}
.steps li::before{content:counter(s);position:absolute;left:0;top:.1rem;width:2.1rem;height:2.1rem;border-radius:50%;background:var(--green-700);color:#fff;display:grid;place-items:center;font-weight:700}

/* glossary definition lists */
.prose dl{margin:1rem 0 1.6rem}
.prose dt{font-weight:700;margin-top:.9rem}
.prose dd{margin:.15rem 0 0 0;padding-left:1rem;border-left:3px solid var(--line)}

/* Article pictures, card thumbnails, blog topics */
.hero-fig{margin:0 0 1.6rem}
.hero-fig img,.fig img{display:block;width:100%;height:auto;border-radius:var(--radius);border:1px solid var(--line);background:#dfe9e2}
.fig{margin:1.8rem 0}
.fig figcaption{font-size:.9rem;color:var(--muted);margin-top:.5rem;text-align:center}
.card.has-thumb{padding:0;overflow:hidden;display:flex;flex-direction:column}
.card.has-thumb .thumb{display:block;line-height:0}
.card.has-thumb .thumb img{display:block;width:100%;height:auto;aspect-ratio:600/315;object-fit:cover}
.card.has-thumb .card-body{padding:16px 20px 20px}
.topic{margin-top:2.4rem}
.topic h2{margin:0 0 .2rem}
.topic-blurb{color:var(--muted);margin:0 0 1rem}
.chips{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin:0 0 .6rem}
.chips a{background:#fff;border:1px solid var(--line);border-radius:999px;padding:.3rem .8rem;text-decoration:none;font-size:.92rem}
.chips a:hover{border-color:var(--green-600)}
/* Footer (4 columns + notes) */
.foot-grid{grid-template-columns:1.6fr 1fr 1fr 1.3fr}
.foot-notes{border-top:1px solid rgba(255,255,255,.15);margin-top:22px;padding-top:14px;font-size:.88rem;max-width:90ch}
.foot-notes p{margin:.4rem 0}
@media (max-width:920px){.foot-grid{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.foot-grid{grid-template-columns:1fr}}