/* ===========================================================
   FUN88 Thailand — Static Site Stylesheet v4
   Direction: "access card / gateway" theme — light background,
   blue + teal duo, notched-corner keycard shapes, full nav bar.
=========================================================== */

:root{
  --blue-50:  #eaf7ff;
  --blue-100: #d8f0ff;
  --blue-200: #b3e2ff;
  --blue-400: #29b6ff;
  --blue-500: #00a6ff;
  --blue-600: #0089d6;
  --blue-700: #026bab;
  --teal-500: #00c896;
  --teal-600: #00a67d;
  --navy-900: #0c2038;
  --navy-800: #123152;
  --ink-700:  #33455c;
  --ink-500:  #5b7089;
  --line:     #dceefb;
  --bg:       #f4faff;
  --bg-alt:   #ffffff;
  --radius-card: 20px;
  --notch: 22px;
  --shadow-sm: 0 2px 12px rgba(12,32,56,.06);
  --shadow-md: 0 14px 34px rgba(0,137,214,.14);
  --maxw: 1160px;
  --font-display: 'Bai Jamjuree', 'Sarabun', sans-serif;
  --font-body: 'Sarabun', sans-serif;
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  font-family: var(--font-body);
  color: var(--ink-700);
  background: var(--bg);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
img{ max-width:100%; display:block; }
a{ color: var(--blue-600); text-decoration:none; }
a:hover{ color: var(--blue-700); text-decoration:underline; }
ul{ margin:0; padding:0; list-style:none; }
h1,h2,h3,h4{
  font-family: var(--font-display);
  color: var(--navy-900);
  line-height:1.35;
  margin: 0 0 .6em;
  font-weight:600;
}
p{ margin: 0 0 1.1em; }
.container{ max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
.visually-hidden{
  position:absolute !important; width:1px;height:1px; overflow:hidden;
  clip:rect(0 0 0 0); white-space:nowrap;
}
:focus-visible{ outline: 3px solid var(--teal-500); outline-offset: 2px; border-radius: 4px; }

/* notched "keycard" shape helper */
.keycard{
  clip-path: polygon(0 0, calc(100% - var(--notch)) 0, 100% var(--notch), 100% 100%, 0 100%);
}

body{
  background-image:
    radial-gradient(720px 420px at 96% -8%, var(--blue-100), transparent 60%),
    radial-gradient(560px 360px at -8% 6%, #e3fff6, transparent 55%);
  background-repeat:no-repeat;
  background-attachment: fixed;
}

/* ---------------- Header ---------------- */
.site-header{
  position: sticky; top:0; z-index: 50;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.site-header .container{
  display:flex; align-items:center; justify-content:space-between;
  height: 78px; gap: 20px;
}
.brand{ display:flex; align-items:center; gap:10px; flex:none; }
.brand img{ width:150px; height:42px; }
.brand .word{
  font-family: var(--font-display); font-weight:700; font-size:1.35rem;
  color: var(--navy-900); letter-spacing:.01em;
}
.brand .word span{ color: var(--blue-500); }

.main-nav{ display:flex; align-items:center; gap:4px; flex:1; justify-content:center; }
.main-nav a{
  padding: 10px 16px; border-radius: 10px;
  color: var(--ink-700); font-weight:600; font-size:.95rem;
  white-space:nowrap;
}
.main-nav a:hover{ background: var(--blue-50); color: var(--blue-700); text-decoration:none; }
.main-nav a.active{ background: var(--blue-500); color:#fff; }

.header-actions{ display:flex; align-items:center; gap:10px; flex:none; }
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  font-family: var(--font-display); font-weight:600;
  border-radius: 12px; padding: 11px 22px; font-size: .93rem;
  border: 2px solid transparent; cursor:pointer;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
}
.btn-primary{
  background: linear-gradient(135deg, var(--blue-500), var(--blue-700));
  color:#fff; box-shadow: var(--shadow-md);
}
.btn-primary:hover{ transform: translateY(-2px); color:#fff; text-decoration:none; }
.btn-ghost{ background: transparent; border-color: var(--blue-200); color: var(--blue-700); }
.btn-ghost:hover{ background: var(--blue-50); text-decoration:none; }
.menu-toggle{
  display:none; width:44px;height:44px; border-radius: 12px;
  border:1px solid var(--line); background:#fff;
  align-items:center;justify-content:center; cursor:pointer; flex:none;
}
.menu-toggle svg{ width:20px;height:20px; }

/* ---------------- Mobile nav drawer ---------------- */
.mobile-nav{
  display:none; position:fixed; inset:78px 0 0 0; background:#fff; z-index:49;
  padding: 22px; overflow-y:auto; transform: translateY(-8px); opacity:0; pointer-events:none;
  transition: opacity .18s ease, transform .18s ease;
}
.mobile-nav.open{ display:block; opacity:1; transform:translateY(0); pointer-events:auto; }
.mobile-nav ul{ display:flex; flex-direction:column; gap:4px; }
.mobile-nav a{ display:block; padding:13px 14px; border-radius:12px; color:var(--navy-800); font-weight:600; font-size:1.02rem; }
.mobile-nav a:hover{ background:var(--blue-50); text-decoration:none; }
.mobile-nav a.active{ background: var(--blue-500); color:#fff; }
.mobile-nav .btn{ width:100%; margin-top:14px; }
.mobile-nav h5{ font-family:var(--font-display); color:var(--ink-500); font-size:.78rem; text-transform:uppercase; letter-spacing:.06em; margin:16px 0 8px; }

/* ---------------- Hero ---------------- */
.hero{
  padding: 0 0 40px;
  position: relative;
}
.hero-top{ position:relative; padding: 56px 0 80px; overflow:hidden; }
.hero-band{
  position:absolute; inset:0;
  background: linear-gradient(120deg, var(--navy-900), var(--blue-700) 60%, var(--teal-600));
  clip-path: polygon(0 0, 100% 0, 100% 92%, 0 100%);
  z-index:0;
}
.hero .container{ position:relative; z-index:1; }
.hero-inner{ display:grid; grid-template-columns: 1.1fr .9fr; gap:44px; align-items:center; }
.hero-eyebrow{
  display:inline-flex; align-items:center; gap:8px;
  background: rgba(255,255,255,.14); color:#fff;
  border: 1px solid rgba(255,255,255,.3);
  padding: 7px 15px; border-radius: 999px; font-size:.83rem; font-weight:700;
  margin-bottom: 16px;
}
.hero-eyebrow svg{ width:15px;height:15px; }
.hero h1{ color:#fff; font-size: clamp(1.9rem, 3.8vw, 2.7rem); margin-bottom:.5em; }
.hero-lede{ color: rgba(255,255,255,.86); font-size:1.04rem; max-width:56ch; }
.hero-cta{ display:flex; gap:12px; margin-top:26px; flex-wrap:wrap; }
.hero .btn-ghost{ border-color: rgba(255,255,255,.5); color:#fff; }
.hero .btn-ghost:hover{ background: rgba(255,255,255,.12); }
.hero-art{ display:grid; place-items:center; }
.hero-art img{ width:100%; max-width:320px; filter: drop-shadow(0 18px 30px rgba(0,20,50,.28)); }

.hero.hero-inner-page .hero-top{ padding: 44px 0 30px; }
.hero.hero-inner-page .hero-art img{ max-width: 170px; }
.breadcrumb{ display:flex; align-items:center; gap:8px; font-size:.85rem; color: rgba(255,255,255,.75); margin-bottom:12px; }
.breadcrumb a{ color: rgba(255,255,255,.8); }
.breadcrumb .sep{ color: rgba(255,255,255,.4); }
.breadcrumb .current{ color:#fff; font-weight:600; }

/* ---------------- Quick-access cards (homepage) ---------------- */
.quick-links{
  display:grid; grid-template-columns: repeat(4,1fr); gap:16px;
  margin: -34px 0 8px; position:relative; z-index:2;
}
.qcard{
  background:#fff; border:1px solid var(--line);
  padding: 22px 20px; box-shadow: var(--shadow-md);
  display:flex; flex-direction:column; gap:10px;
}
.qcard .ic{
  width:44px;height:44px; border-radius:12px;
  background: var(--blue-50); color: var(--blue-600);
  display:grid; place-items:center; border:1px solid var(--blue-200);
}
.qcard .ic svg{ width:22px;height:22px; }
.qcard h3{ margin:0; font-size:1.02rem; }
.qcard p{ margin:0; font-size:.86rem; color:var(--ink-500); }
.qcard .go{ margin-top:auto; font-size:.85rem; font-weight:700; color:var(--blue-600); }

/* ---------------- Content layout ---------------- */
.content-wrap{ padding: 8px 0 64px; }
.article{
  background: var(--bg-alt); border: 1px solid var(--line);
  border-radius: 24px; padding: clamp(24px, 5vw, 56px); box-shadow: var(--shadow-sm);
}
.article h2{
  display:flex; align-items:center; gap:14px;
  font-size: clamp(1.22rem, 2.3vw, 1.5rem);
  margin-top: 2.1em; padding-top: .3em; scroll-margin-top: 100px;
}
.article > h2:first-of-type{ margin-top: .2em; }
.article h2 .h-icon{
  flex:none; width:42px;height:42px; border-radius: 12px;
  display:grid;place-items:center; background: var(--blue-50); color: var(--blue-600);
  border:1px solid var(--blue-200);
}
.article h2 .h-icon svg{ width:22px;height:22px; }
.article h3{ font-size: 1.1rem; margin-top: 1.7em; color: var(--blue-700); }
.article p{ color: var(--ink-700); }

.list-intro{ font-weight:700; color: var(--navy-800); margin-bottom: .5em; }
.term-line{ font-weight:700; color: var(--blue-700); margin-bottom:.3em; font-family: var(--font-display); }

/* colon-label rows rendered as keycards */
.info-row{
  background: var(--blue-50); border:1px solid var(--blue-200);
  border-left: 4px solid var(--blue-500);
  padding: 14px 20px 14px 18px; margin: 0 0 12px;
}
.info-row h4{ margin:0 0 4px; font-family:var(--font-display); color:var(--navy-900); font-size:1rem; }
.info-row p{ margin:0; color:var(--ink-500); }

.feature-list{ display:grid; grid-template-columns: repeat(auto-fill, minmax(200px,1fr)); gap: 10px; margin: 0 0 1.4em; }
.feature-list li{
  display:flex; align-items:center; gap:10px; background:#fff;
  border: 1px solid var(--line); border-radius: 12px; padding: 12px 14px;
  color: var(--navy-800); font-weight:500; font-size:.95rem;
}
.feature-list li .dot{
  flex:none; width:24px;height:24px; border-radius:50%;
  background: var(--teal-500); color:#fff; display:grid;place-items:center;
}
.feature-list li .dot svg{ width:14px;height:14px; }

/* step arrow divider */
.arrow-divider{ display:flex; justify-content:center; color: var(--blue-400); margin: -4px 0; }
.arrow-divider svg{ width:22px;height:22px; }

.step-list{ margin: 1.4em 0; display:flex; flex-direction:column; gap:14px; }
.step-card{
  display:grid; grid-template-columns: 44px 1fr; gap:16px;
  background: var(--blue-50); border: 1px solid var(--blue-200);
  border-radius: 14px; padding: 16px 18px;
}
.step-num{
  width:44px;height:44px; border-radius: 12px;
  background: linear-gradient(135deg, var(--blue-500), var(--blue-700)); color:#fff;
  display:grid;place-items:center; font-family: var(--font-display); font-weight:700; font-size:1.15rem;
}
.step-card h4{ margin:0 0 4px; font-family: var(--font-display); color:var(--navy-900); font-size:1.02rem; }
.step-card p{ margin:0; color: var(--ink-500); font-size:.96rem; }

/* Q&A styled as access-card accordion look */
.qa-q{
  display:flex; gap:12px; align-items:flex-start;
  background: var(--navy-900); color:#fff;
  border-radius: 14px 14px 0 0; padding: 15px 20px; margin-top: 1.6em;
}
h3.qa-q{color:#fff;}
.qa-q::before{
  content:"Q"; flex:none; width:26px;height:26px; border-radius:8px;
  background: var(--teal-500); color:#04231a; font-family: var(--font-display);
  font-weight:700; font-size:.85rem; display:grid;place-items:center;
}
.qa-q + p{
  background:#fff; border:1px solid var(--line); border-top:none;
  border-radius: 0 0 14px 14px; padding: 16px 20px; margin-top:0;
}

.quote-card{
  background: var(--navy-900); color:#fff; border-radius: 18px;
  padding: 22px 24px; margin: 1.4em 0; position:relative;
}
.quote-card .q-mark{ width:22px; height:22px; color: var(--teal-500); margin-bottom:8px; }
.quote-card .q-text{ color:#dfeeff; font-size:1rem; margin-bottom:10px; }
.quote-card .q-who{ color: var(--blue-300,#7fd0ff); font-weight:700; margin:0; font-size:.88rem; }

/* ---------------- Contact / footer ---------------- */
.contact-card{ display:grid; grid-template-columns:repeat(auto-fit,minmax(190px,1fr)); gap:12px; margin: 1.2em 0 1.6em; }
.contact-card .c-item{ display:flex; align-items:center; gap:12px; background: var(--blue-50); border:1px solid var(--blue-200); border-radius: 14px; padding:14px 16px; }
.contact-card .c-item .ic{ flex:none; width:36px;height:36px; border-radius:10px; background: #fff; color: var(--blue-600); display:grid;place-items:center; border:1px solid var(--blue-200); }
.contact-card .c-item .ic svg{ width:18px;height:18px; }
.contact-card .c-item span, .contact-card .c-item a{ font-size:.92rem; word-break:break-word; }

.site-footer{ background: var(--navy-900); color: #a9c2dc; padding: 52px 0 26px; margin-top: 30px; }
.footer-grid{ display:grid; grid-template-columns: 1.3fr 1fr 1fr 1fr; gap: 32px; padding-bottom: 30px; border-bottom: 1px solid rgba(255,255,255,.1); }
.footer-brand .brand .word{ color:#fff; }
.footer-brand p{ color:#8fa8c2; font-size:.9rem; max-width:34ch; margin-top:12px; }
.footer-col h5{ font-family: var(--font-display); color:#fff; font-size:.9rem; margin-bottom:14px; letter-spacing:.04em; text-transform:uppercase; opacity:.85; }
.footer-col ul{ display:flex; flex-direction:column; gap:10px; }
.footer-col a{ color:#a9c2dc; font-size:.92rem; }
.footer-col a:hover{ color:#fff; text-decoration:none; }
.footer-col .ext::after{ content:"↗"; display:inline-block; margin-left:5px; font-size:.8em; color: var(--teal-500); }
.footer-bottom{ padding-top: 20px; display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:10px; font-size:.82rem; color:#7f9ab6; }
.footer-bottom .age-badge{ display:inline-flex; align-items:center; gap:6px; background: rgba(255,255,255,.06); border:1px solid rgba(255,255,255,.14); padding:5px 12px; border-radius:999px; color:#dfeeff; font-weight:600; }

.back-to-top{
  position:fixed; right:22px; bottom:22px; z-index:40; width:48px;height:48px; border-radius:14px;
  background: var(--blue-500); color:#fff; display:grid; place-items:center; border:none; cursor:pointer;
  box-shadow: var(--shadow-md); opacity:0; transform: translateY(10px); pointer-events:none;
  transition: opacity .2s ease, transform .2s ease, background .2s ease;
}
.back-to-top.show{ opacity:1; transform:translateY(0); pointer-events:auto; }
.back-to-top:hover{ background: var(--blue-700); }
.back-to-top svg{ width:20px;height:20px; }

/* ---------------- Responsive ---------------- */
@media (max-width: 1080px){
  .main-nav{ display:none; }
  .menu-toggle{ display:grid; }
  .quick-links{ grid-template-columns: repeat(2,1fr); }
}
@media (max-width: 900px){
  .hero-inner{ grid-template-columns: 1fr; }
  .hero-art{ order:-1; }
  .hero-art img{ max-width: 220px; margin:0 auto; }
  .hero.hero-inner-page .hero-art{ display:none; }
  .footer-grid{ grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px){
  .header-actions .btn-primary{ display:none; }
  .quick-links{ grid-template-columns: 1fr; margin-top:10px; }
  .footer-grid{ grid-template-columns: 1fr; gap:26px; }
  .article h2{ flex-wrap:wrap; }
}