/* FL Info — Slot Game Types & Provider Encyclopedia (Thai) */
:root{
  --primary:#b91c1c;
  --secondary:#7f1d1d;
  --accent:#ca8a04;
  --bg:#ffffff;
  --surface:#fef2f2;
  --surface-alt:#fee2e2;
  --text:#7f1d1d;
  --muted:#5d6a7a;
  --border:#fecaca;
  --row-alt:#fef2f2;
  --radius:8px;
  --shadow:0 1px 2px rgba(127,29,29,.06),0 4px 12px rgba(127,29,29,.08);
  --shadow-lg:0 10px 30px rgba(127,29,29,.14);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;padding:0;
  font-family:"Sarabun","IBM Plex Sans Thai","Noto Sans Thai",system-ui,sans-serif;
  font-size:17px;line-height:1.75;color:var(--text);background:var(--bg);
}
@media(min-width:700px){body{font-size:18px}}
img,svg{max-width:100%;height:auto;display:block}
a{color:var(--primary);text-decoration:underline;text-underline-offset:3px}
a:hover{color:var(--secondary)}
.container{max-width:960px;margin:0 auto;padding:0 20px}

/* Sticky gradient header */
.site-header{
  position:sticky;top:0;z-index:40;
  background:linear-gradient(120deg,var(--primary) 0%,var(--secondary) 55%,#5b1414 100%);
  color:#fff;box-shadow:var(--shadow-lg);
  border-bottom:3px solid var(--accent);
}
.site-header .container{display:flex;flex-wrap:wrap;align-items:center;gap:14px;padding:12px 20px}
.brand{display:flex;align-items:center;gap:10px;color:#fff;text-decoration:none;font-weight:700;font-size:18px}
.brand img{width:36px;height:36px;background:#fff;border-radius:6px;padding:3px}
.brand-name{letter-spacing:.2px}
.nav{margin-left:auto;display:flex;flex-wrap:wrap;gap:6px 14px}
.nav a{color:#fff;text-decoration:none;font-weight:500;padding:6px 10px;border-radius:6px;font-size:15px}
.nav a:hover{background:rgba(255,255,255,.14);color:#fff}
.nav a.current{background:var(--accent);color:#3b1e00}
@media(max-width:700px){.nav{width:100%;justify-content:flex-start}}

/* Hero */
.hero{
  background:linear-gradient(140deg,#fef2f2 0%,#fee2e2 45%,#fecaca 100%);
  border-bottom:1px solid var(--border);
  padding:36px 0 32px;
}
.hero h1{
  margin:0 0 12px;font-size:26px;line-height:1.35;color:var(--secondary);
  font-weight:700;letter-spacing:.2px;
}
@media(min-width:700px){.hero h1{font-size:32px}}
.byline{margin:0 0 14px;color:var(--muted);font-size:15px}
.byline strong{color:var(--secondary)}
.lead p{margin:0 0 8px;font-size:17px;color:#4b1414}
.hero-cta{margin-top:16px;display:flex;flex-wrap:wrap;gap:10px}
.btn{
  display:inline-block;background:var(--primary);color:#fff;
  padding:10px 18px;border-radius:var(--radius);text-decoration:none;
  font-weight:600;font-size:15px;box-shadow:var(--shadow);
  transition:transform .15s ease,background .15s ease;
}
.btn:hover{background:var(--secondary);color:#fff;transform:translateY(-1px)}
.btn.secondary{background:var(--accent);color:#3b1e00}
.btn.secondary:hover{background:#a5720a;color:#fff}

/* Main content */
main{padding:28px 0 40px}
main h2{
  margin:32px 0 14px;padding:10px 14px;
  font-size:22px;font-weight:700;color:var(--secondary);
  background:var(--surface);border-left:5px solid var(--primary);
  border-radius:0 var(--radius) var(--radius) 0;line-height:1.4;
}
@media(min-width:700px){main h2{font-size:24px}}
main h3{margin:20px 0 8px;font-size:18px;color:var(--secondary);font-weight:600}
main p{margin:0 0 12px;color:#3f0f0f}
main ul,main ol{margin:8px 0 16px;padding-left:24px}
main ul li,main ol li{margin:6px 0}
main ul{list-style:none;padding-left:0}
main ul li{position:relative;padding-left:24px}
main ul li::before{
  content:"›";position:absolute;left:6px;top:0;
  color:var(--accent);font-weight:700;font-size:18px;
}
main ol{list-style:none;counter-reset:mi;padding-left:0}
main ol li{position:relative;padding-left:38px;counter-increment:mi;min-height:26px}
main ol li::before{
  content:counter(mi);position:absolute;left:0;top:2px;
  width:26px;height:26px;border-radius:50%;
  background:var(--primary);color:#fff;font-weight:700;font-size:14px;
  display:flex;align-items:center;justify-content:center;
}

/* Tables */
.table-wrap{overflow-x:auto;margin:16px 0;border:1px solid var(--border);border-radius:var(--radius);background:#fff}
table{width:100%;border-collapse:collapse;font-size:15px;min-width:520px}
thead th{
  background:linear-gradient(120deg,var(--primary),var(--secondary));
  color:#fff;font-weight:600;text-align:left;padding:10px 12px;
}
tbody td{padding:10px 12px;border-top:1px solid var(--border);vertical-align:top;color:#3f0f0f}
tbody tr:nth-child(odd) td{background:var(--row-alt)}

/* ToC */
.toc{
  background:var(--surface);border:1px solid var(--border);
  border-radius:var(--radius);padding:14px 18px;margin:16px 0 24px;
}
.toc-title{font-weight:700;color:var(--secondary);margin-bottom:6px;font-size:16px}
.toc ol{list-style:decimal;padding-left:24px;margin:0}
.toc ol li{padding-left:0;min-height:auto;counter-increment:none}
.toc ol li::before{display:none}
.toc a{color:var(--primary);text-decoration:none}
.toc a:hover{text-decoration:underline;color:var(--secondary)}

/* Callouts / info blocks */
.callout{
  background:var(--surface-alt);border-left:4px solid var(--accent);
  padding:12px 16px;border-radius:0 var(--radius) var(--radius) 0;margin:14px 0;
}
.callout strong{color:var(--secondary)}
.pill{
  display:inline-block;background:var(--surface-alt);color:var(--secondary);
  border:1px solid var(--border);border-radius:999px;
  padding:2px 10px;font-size:13px;margin:2px 4px 2px 0;
}

/* FAQ accordion */
.faq details{
  background:#fff;border:1px solid var(--border);
  border-radius:var(--radius);padding:12px 16px;margin:10px 0;
  transition:box-shadow .15s ease;
}
.faq details[open]{box-shadow:var(--shadow)}
.faq summary{
  cursor:pointer;font-weight:600;color:var(--secondary);
  list-style:none;position:relative;padding-right:32px;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"▼";position:absolute;right:4px;top:2px;
  color:var(--accent);font-size:14px;
  transition:transform .2s ease;
}
.faq details[open] summary::after{transform:rotate(180deg)}
.faq details p{margin:10px 0 0;color:#3f0f0f}

/* In-content SVG figure */
figure.diagram{
  margin:18px 0;background:var(--surface);border:1px solid var(--border);
  border-radius:var(--radius);padding:14px;text-align:center;
}
figure.diagram figcaption{margin-top:8px;color:var(--muted);font-size:14px}
figure.diagram svg{margin:0 auto}

/* Author box */
.author-box{
  margin:32px 0 8px;padding:18px;border-radius:var(--radius);
  background:linear-gradient(120deg,var(--surface) 0%,var(--surface-alt) 100%);
  border:1px solid var(--border);display:flex;flex-wrap:wrap;gap:14px;align-items:flex-start;
}
.author-box img{width:72px;height:72px;border-radius:50%;background:#fff;padding:4px;border:2px solid var(--accent)}
.author-box .who strong{display:block;color:var(--secondary);font-size:17px}
.author-box .who span{color:var(--muted);font-size:14px}
.author-box .bio{flex:1 1 260px;color:#3f0f0f;font-size:15px}

/* Footer */
.site-footer{
  margin-top:40px;padding:24px 0 28px;
  background:linear-gradient(120deg,#5b1414 0%,var(--secondary) 100%);color:#fecaca;
}
.site-footer a{color:#fef2f2}
.site-footer .container{display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;font-size:14px}
.site-footer .legal{display:flex;flex-wrap:wrap;gap:6px 14px}

/* Breadcrumbs */
.crumbs{font-size:14px;color:var(--muted);margin:14px 0 0}
.crumbs a{color:var(--primary);text-decoration:none}
.crumbs a:hover{text-decoration:underline}

/* Utility */
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:14px;background:var(--surface);padding:1px 6px;border-radius:4px}
hr{border:0;border-top:1px dashed var(--border);margin:24px 0}
.small{font-size:14px;color:var(--muted)}
@media(min-width:980px){.container{padding:0 24px}}

/* a11y additions */
.skip-link{position:absolute;left:-9999px;top:0;background:var(--primary);color:#fff;padding:10px 16px;border-radius:4px;z-index:1000;text-decoration:none;font-weight:700}
.skip-link:focus{left:12px;top:12px}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid var(--accent);outline-offset:2px}
@media (prefers-reduced-motion: reduce){*,*::before,*::after{transition-duration:.01ms !important;animation-duration:.01ms !important}}