:root{--gold:#d7b06a;--gold-dark:#b6904f;--ink:#eae6df;--bg:#0b0b0b;}
*{box-sizing:border-box}
html,body{height:100%;margin:0;background:var(--bg);color:var(--ink);font-family: Inter,'Noto Sans Thai',system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;}
.bg-stack{position:fixed;inset:0;overflow:hidden;z-index:-2;background:radial-gradient(120% 120% at 50% 0%,#2a2016 0%,#15110c 40%,#0b0b0b 100%);}
.bg-stack .layer{position:absolute;inset:0;background-position:center;background-size:cover;filter:saturate(95%) contrast(98%);transition:opacity .8s ease;}
.bg-stack .l1{background-image:url('assets/bg1.jpg');opacity:.35;}
.bg-stack .l2{background-image:url('assets/bg2.jpg');opacity:.25;mix-blend-mode:soft-light;}
.scrim{position:fixed;inset:0;background:radial-gradient(80% 120% at 50% 0%,rgba(0,0,0,.35),rgba(0,0,0,.75));z-index:-1;}
.wrap{min-height:100%;display:flex;align-items:center;justify-content:center;padding:40px 18px;}
.card{width:min(720px,92vw);background:rgba(5,5,5,.65);border:1px solid rgba(255,255,255,.08);border-radius:24px;backdrop-filter:blur(6px);box-shadow:0 10px 40px rgba(0,0,0,.45);padding:clamp(22px,5vw,42px);}
h1{margin:0 0 4px 0;font-size:clamp(34px,6vw,48px);letter-spacing:.03em;}
.sub{opacity:.88;letter-spacing:.35em;text-transform:uppercase;font-size:.95rem;margin-bottom:18px}
.tag{font-size:clamp(18px,3.4vw,28px);letter-spacing:.02em;margin:8px 0 28px 0}
.grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(16px,3vw,28px);}
.btn{display:flex;align-items:center;justify-content:center;gap:10px;padding:16px 18px;border-radius:18px;background:linear-gradient(180deg,var(--gold) 0%,var(--gold-dark) 100%);color:#1a140c;text-decoration:none;font-weight:800;font-size:clamp(18px,2.8vw,24px);box-shadow:0 8px 20px rgba(0,0,0,.35),inset 0 1px 0 rgba(255,255,255,.35);border:1px solid rgba(0,0,0,.25);transition:transform .08s ease,filter .15s ease;}
.btn:active{transform:translateY(1px) scale(.99);filter:brightness(.96);}
.footer{opacity:.8;margin-top:20px;font-size:.95rem;text-align:center}
.section{max-width:920px;margin:80px auto;padding:0 20px;}
.section h2{font-size:clamp(28px,5vw,38px);color:var(--gold);margin-bottom:12px}
.section p{line-height:1.85;font-size:clamp(16px,2.6vw,18px);margin:.5em 0}
blockquote{margin:18px 0;padding-left:16px;border-left:4px solid var(--gold);color:#d6d0c6;font-style:italic;}
.back{display:inline-block;margin:8px 0 18px;color:var(--gold);text-decoration:none}