/* ka168.pro — design system (dark violet casino theme) */
@import url("fonts.css");

:root{
  --bg:#020617; --surface:#040c2e; --surface-2:#0a1440;
  --text:#eaedf3; --heading:#f8fafc; --muted:#a3adbe;
  --primary:#8b5cf6; --accent:#6366f1; --gold:#fbbf24;
  --on-primary:#08040f; --border:rgba(255,255,255,.12);
  --radius:16px; --maxw:1200px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--text);font-family:'Sarabun',system-ui,-apple-system,sans-serif;
  font-size:1rem;line-height:1.8;overflow-x:hidden;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--primary);text-decoration:none}
a:hover{color:var(--accent)}
h1,h2,h3,h4,h5{color:var(--heading);font-weight:800;line-height:1.3}
p{margin-bottom:1rem}
ul,ol{margin:0 0 1rem 1.2rem}
li{margin-bottom:.4rem}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px}

/* ---------- NAV ---------- */
.nav{position:sticky;top:0;z-index:60;background:rgba(4,12,46,.92);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--border)}
.nav-in{display:flex;align-items:center;gap:14px;padding:10px 0}
.nav-brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.nav-brand img{height:40px;width:auto}
.brand-txt{font-family:'Sarabun',system-ui,sans-serif;font-weight:800;font-size:1.5rem;line-height:1;
  letter-spacing:.5px;background:linear-gradient(135deg,#c4b5fd,#8b5cf6 45%,#fbbf24);
  -webkit-background-clip:text;background-clip:text;color:transparent;-webkit-text-fill-color:transparent}
.brand-row{display:flex;align-items:center;gap:10px;margin-bottom:12px}
.nav-links{display:flex;gap:4px;overflow-x:auto;flex:1 1 auto;scrollbar-width:none}
.nav-links::-webkit-scrollbar{display:none}
.nav-links a{color:var(--muted);font-weight:600;font-size:.92rem;padding:6px 12px;border-radius:8px;white-space:nowrap}
.nav-links a:hover,.nav-links a.on{color:var(--heading);background:rgba(139,92,246,.16)}
.nav-cta{flex:0 0 auto;display:flex;gap:8px;align-items:center}
.btn{display:inline-block;font-family:inherit;font-weight:700;border:0;cursor:pointer;transition:.28s;text-align:center}
.btn-primary{background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;border-radius:50px;
  padding:10px 24px;font-size:.94rem;box-shadow:0 0 18px rgba(139,92,246,.42)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 34px rgba(139,92,246,.72);color:#fff}
.btn-outline{background:transparent;color:var(--primary);border:2px solid var(--primary);border-radius:50px;
  padding:8px 22px;font-size:.94rem}
.btn-outline:hover{background:var(--primary);color:#fff;box-shadow:0 0 22px rgba(139,92,246,.5)}
.btn-lg{padding:14px 34px;font-size:1.02rem}
.nav-hide{display:none}

/* ---------- BREADCRUMB ---------- */
.crumb{background:var(--surface);border-bottom:1px solid var(--border);font-size:.86rem;padding:10px 0;color:var(--muted)}
.crumb ol{list-style:none;display:flex;flex-wrap:wrap;gap:8px;margin:0}
.crumb li+li::before{content:"/";margin-right:8px;color:var(--muted)}
.crumb a{color:var(--primary)}
.crumb [aria-current]{color:var(--muted)}

/* ---------- HERO ---------- */
.hero{position:relative;padding:70px 0 56px;overflow:hidden}
.orb{position:absolute;border-radius:50%;filter:blur(90px);opacity:.3;pointer-events:none}
.orb-1{width:540px;height:540px;background:var(--primary);top:-190px;left:-130px;animation:drift 13s ease-in-out infinite}
.orb-2{width:400px;height:400px;background:var(--accent);bottom:-130px;right:-90px;animation:drift 11s ease-in-out infinite reverse}
@keyframes drift{0%,100%{transform:translateY(0)}50%{transform:translateY(-26px)}}
.hero-grid{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center}
.badge-pill{display:inline-flex;align-items:center;gap:8px;background:rgba(139,92,246,.16);border:1px solid var(--primary);
  color:#c4b5fd;border-radius:50px;padding:5px 18px;font-size:.85rem;font-weight:700;margin-bottom:18px}
.live-dot{width:8px;height:8px;border-radius:50%;background:#f87171;animation:pulse 1.2s ease-in-out infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(1.45)}}
.hero h1{font-size:clamp(1.85rem,4.2vw,3.05rem);font-weight:800;line-height:1.22;margin-bottom:16px}
.hero h1 .grad{background:linear-gradient(135deg,#a855f7,#6366f1);-webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:transparent}
.hero-desc{color:var(--muted);font-size:1.04rem;max-width:600px;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:22px}
.hero-meta{display:flex;flex-wrap:wrap;gap:18px;color:var(--muted);font-size:.86rem}
.hero-meta strong{color:var(--gold);font-size:1.05rem}
.hero-figure{position:relative;border-radius:20px;overflow:hidden;border:1px solid var(--border);
  box-shadow:0 24px 70px rgba(0,0,0,.55)}
.hero-figure img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/10}
.hero-figure figcaption{position:absolute;inset:auto 0 0 0;padding:16px 18px;font-size:.82rem;color:#e2e8f0;
  background:linear-gradient(to top,rgba(2,6,23,.92),transparent)}

/* ---------- STATS ---------- */
.stats{background:var(--surface);border-top:1px solid var(--border);border-bottom:1px solid var(--border);padding:30px 0}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center}
.stat-num{font-size:2rem;font-weight:800;color:var(--primary);line-height:1.1}
.stat-label{color:var(--muted);font-size:.85rem}

/* ---------- SECTION ---------- */
.sec{padding:64px 0}
.sec-alt{background:linear-gradient(180deg,rgba(4,12,46,.75),rgba(2,6,23,0))}
.sec-head{max-width:760px;margin-bottom:34px}
.sec-head h2{font-size:clamp(1.5rem,3vw,2rem);margin-bottom:10px}
.sec-head p{color:var(--muted);margin:0}
.eyebrow{color:var(--primary);font-weight:800;font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;margin-bottom:8px}

/* ---------- CARD GRIDS ---------- */
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:24px;transition:.3s;height:100%}
.card:hover{border-color:var(--primary);box-shadow:0 0 28px rgba(139,92,246,.2);transform:translateY(-4px)}
.card h3{font-size:1.05rem;margin-bottom:8px}
.card p{color:var(--muted);font-size:.92rem;margin:0}
.card .ico{width:46px;height:46px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;font-weight:800;font-size:1.1rem;margin-bottom:14px}

/* image cards */
.icard{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;
  transition:.32s;height:100%;display:flex;flex-direction:column}
.icard:hover{border-color:var(--primary);transform:translateY(-5px);box-shadow:0 0 32px rgba(139,92,246,.28)}
.icard-img{position:relative;aspect-ratio:16/10;overflow:hidden}
.icard-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.icard:hover .icard-img img{transform:scale(1.06)}
.tag{position:absolute;top:10px;left:10px;background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;
  border-radius:50px;padding:3px 12px;font-size:.74rem;font-weight:700}
.tag-gold{background:linear-gradient(135deg,#fbbf24,#f59e0b);color:#231a02}
.icard-body{padding:18px 20px 22px;flex:1;display:flex;flex-direction:column}
.icard-body h3{font-size:1.02rem;margin-bottom:6px}
.icard-body p{color:var(--muted);font-size:.88rem;margin:0 0 14px}
.icard-body .btn{margin-top:auto;align-self:flex-start;font-size:.85rem;padding:8px 20px}

/* ---------- RICH SECTION (article) ---------- */
.rich{display:grid;grid-template-columns:1.15fr .85fr;gap:34px;align-items:start}
.rich.solo{grid-template-columns:1fr;max-width:920px;margin:0 auto}
.rich.flip{grid-template-columns:.85fr 1.15fr}
.rich.flip .rich-media{order:-1}
.rich-body h2{font-size:clamp(1.4rem,2.6vw,1.85rem);margin-bottom:14px}
.rich-body h3{font-size:1.12rem;margin:22px 0 8px;color:#ddd6fe}
.rich-body p{color:#cfd6e3}
.rich-body ul{color:#cfd6e3}
.rich-media{position:relative;border-radius:18px;overflow:hidden;border:1px solid var(--border)}
.rich-media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.rich-media figcaption{position:absolute;inset:auto 0 0 0;padding:14px 16px;font-size:.78rem;color:#dbe3f0;
  background:linear-gradient(to top,rgba(2,6,23,.94),transparent)}
.note{background:rgba(139,92,246,.1);border-left:3px solid var(--primary);border-radius:0 12px 12px 0;
  padding:14px 18px;color:#cfd6e3;font-size:.92rem;margin:18px 0}
.note strong{color:#c4b5fd}

/* ---------- STEPS ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:s}
.step{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:22px;position:relative}
.step::before{counter-increment:s;content:counter(s);position:absolute;top:-14px;left:20px;width:34px;height:34px;border-radius:50%;
  background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;font-weight:800;display:flex;
  align-items:center;justify-content:center;font-size:.95rem}
.step h3{font-size:1rem;margin:14px 0 6px}
.step p{color:var(--muted);font-size:.88rem;margin:0}

/* ---------- TABLE ---------- */
.tbl-wrap{overflow-x:auto;border:1px solid var(--border);border-radius:var(--radius)}
table.tbl{width:100%;border-collapse:collapse;min-width:560px;font-size:.92rem}
table.tbl th{background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;padding:13px 16px;text-align:center;font-weight:700}
table.tbl th:first-child{text-align:left}
table.tbl td{padding:12px 16px;border-bottom:1px solid var(--border);text-align:center;color:#cfd6e3}
table.tbl td:first-child{text-align:left;color:var(--text);font-weight:600}
table.tbl tr:last-child td{border-bottom:0}
table.tbl tr:hover td{background:rgba(139,92,246,.07)}
.ok{color:#4ade80;font-weight:700}
.no{color:#f87171}

/* ---------- PROS/CONS ---------- */
.pc{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.pc-box{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:24px}
.pc-box.pros{border-color:rgba(74,222,128,.35)}
.pc-box.cons{border-color:rgba(248,113,113,.3)}
.pc-box h3{font-size:1.05rem;margin-bottom:12px}
.pc-box ul{list-style:none;margin:0}
.pc-box li{padding-left:26px;position:relative;color:#cfd6e3;font-size:.92rem}
.pc-box.pros li::before{content:"✓";position:absolute;left:0;color:#4ade80;font-weight:800}
.pc-box.cons li::before{content:"!";position:absolute;left:2px;color:#f87171;font-weight:800}

/* ---------- CTA BAND ---------- */
.cta-band{position:relative;overflow:hidden;border-radius:22px;padding:44px 40px;text-align:center;
  background:linear-gradient(135deg,rgba(139,92,246,.92),rgba(99,102,241,.92))}
.cta-band h2{font-size:clamp(1.4rem,3vw,2rem);color:#fff;margin-bottom:10px}
.cta-band p{color:rgba(255,255,255,.9);max-width:620px;margin:0 auto 22px}
.cta-band .btn-primary{background:#fff;color:#4c1d95;box-shadow:none}
.cta-band .btn-primary:hover{background:#f8fafc;color:#5b21b6}
.promo{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
  background:var(--surface);border:1px dashed rgba(251,191,36,.45);border-radius:var(--radius);padding:20px 24px;margin:28px 0}
.promo p{margin:0;color:#cfd6e3;font-size:.95rem}
.promo strong{color:var(--gold)}

/* ---------- FAQ ---------- */
.faq{display:grid;gap:12px}
.faq details{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:0 20px;transition:.25s}
.faq details[open]{border-color:var(--primary);box-shadow:0 0 22px rgba(139,92,246,.16)}
.faq summary{cursor:pointer;font-weight:700;color:var(--heading);padding:16px 0;list-style:none;
  display:flex;justify-content:space-between;gap:16px;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--primary);font-size:1.4rem;font-weight:800;line-height:1}
.faq details[open] summary::after{content:"–"}
.faq .ans{color:#cfd6e3;font-size:.94rem;padding:0 0 16px}
.faq .ans p:last-child{margin:0}

/* ---------- FOOTER ---------- */
.foot{background:var(--surface);border-top:1px solid var(--border);padding:48px 0 26px;margin-top:20px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:28px;margin-bottom:30px}
.foot h4{font-size:.95rem;margin-bottom:12px;color:#ddd6fe}
.foot ul{list-style:none;margin:0}
.foot li{margin-bottom:8px}
.foot a{color:var(--muted);font-size:.9rem}
.foot a:hover{color:var(--primary)}
.foot-brand img{height:38px;margin-bottom:12px}
.foot-brand p{color:var(--muted);font-size:.88rem;max-width:300px}
.foot-bottom{border-top:1px solid var(--border);padding-top:18px;color:#7c8798;font-size:.8rem;
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap}
.age{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border:2px solid #f87171;
  border-radius:50%;color:#f87171;font-weight:800;font-size:.78rem;margin-right:8px}

/* ---------- MISC ---------- */
.skip{position:absolute;left:-9999px}
.skip:focus{left:10px;top:10px;background:#fff;color:#000;padding:8px 14px;z-index:99;border-radius:8px}
.legal h2{font-size:1.35rem;margin:30px 0 10px}
.legal h3{font-size:1.05rem;margin:20px 0 8px;color:#ddd6fe}
.legal p,.legal li{color:#cfd6e3;font-size:.96rem}
.legal .updated{color:var(--muted);font-size:.85rem}
.dl{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin:20px 0}
.dl div{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:14px 18px}
.dl dt{color:var(--muted);font-size:.82rem}
.dl dd{color:var(--heading);font-weight:700;font-size:.95rem;margin:2px 0 0}

/* ---------- RESPONSIVE ---------- */
@media(max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:30px}
  .grid-4,.steps{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr}
  .rich,.rich.flip{grid-template-columns:1fr;gap:24px}
  .rich.flip .rich-media{order:0}
  .nav-cta .btn-outline{display:none}
}
@media(max-width:760px){
  .nav-in{flex-wrap:wrap;gap:10px}
  .nav-links{order:3;width:100%;margin:0;padding:0 0 6px}
  .nav-cta{margin-left:auto}
  .grid-3,.grid-2,.grid-4,.steps,.pc,.dl{grid-template-columns:1fr}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:16px}
  .sec{padding:46px 0}
  .hero{padding:44px 0 36px}
  .cta-band{padding:32px 22px}
  .foot-grid{grid-template-columns:1fr}
  body{line-height:1.75}
}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}