:root{
  --navy:#07152d;
  --navy-2:#0b1d3b;
  --ink:#12213d;
  --gold:#caa75d;
  --gold-2:#e6cf99;
  --cream:#f7f3ea;
  --white:#fff;
  --muted:#667085;
  --line:#e7e1d5;
  --shadow:0 18px 55px rgba(7,21,45,.10);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"Noto Sans Thai",system-ui,-apple-system,sans-serif;color:var(--ink);background:#fff;line-height:1.75}
a{color:inherit;text-decoration:none}
.container{width:min(1120px,calc(100% - 40px));margin:auto}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.88);backdrop-filter:blur(16px);border-bottom:1px solid rgba(7,21,45,.06)}
.nav-wrap{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:12px}
.brand-mark,.about-monogram{display:grid;place-items:center;background:var(--navy);color:var(--gold-2);font-family:"Playfair Display",serif;font-weight:700;letter-spacing:.02em}
.brand-mark{width:42px;height:42px;border-radius:12px;font-size:17px}
.brand-text{display:flex;flex-direction:column;line-height:1.1}.brand-text strong{font-size:16px}.brand-text small{font-size:12px;color:var(--gold);font-weight:700;letter-spacing:.08em;text-transform:uppercase;margin-top:4px}
nav{display:flex;gap:26px;font-size:14px;font-weight:600;color:#344054}nav a:hover{color:var(--gold)}
.hero{background:radial-gradient(circle at 85% 15%,rgba(202,167,93,.20),transparent 30%),linear-gradient(135deg,#061329 0%,#0b1f42 100%);color:#fff;padding:88px 0 82px;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:68px;align-items:center}
.eyebrow{font-size:12px;font-weight:800;letter-spacing:.18em;color:var(--gold);margin:0 0 12px;text-transform:uppercase}
h1,h2,h3,p{margin-top:0}h1{font-size:clamp(42px,5.6vw,72px);line-height:1.12;letter-spacing:-.035em;margin-bottom:25px}h1 span{color:var(--gold-2)}
.lead{font-size:19px;color:#d7dfef;max-width:720px;margin-bottom:32px}.lead strong{color:#fff}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:22px}.btn{padding:12px 20px;border-radius:999px;font-size:14px;font-weight:700;border:1px solid transparent}.primary{background:var(--gold);color:#08152a}.ghost{border-color:rgba(255,255,255,.28);color:#fff}.microcopy{font-size:12px;color:#9daac0;margin:0}
.hero-panel{position:relative;min-height:370px}.brain-card{position:absolute;inset:45px 18px 25px 18px;padding:44px 38px;border-radius:30px;background:linear-gradient(160deg,rgba(255,255,255,.16),rgba(255,255,255,.05));border:1px solid rgba(255,255,255,.18);box-shadow:0 30px 80px rgba(0,0,0,.28);backdrop-filter:blur(16px);display:flex;flex-direction:column;justify-content:center}.brain-icon{font-size:72px;margin-bottom:22px}.brain-card p{font-size:24px;font-weight:800;letter-spacing:-.02em;margin:2px 0}.brain-card p:nth-of-type(2){color:var(--gold-2)}
.orb{position:absolute;border-radius:50%;filter:blur(2px)}.orb-a{width:160px;height:160px;background:rgba(202,167,93,.28);right:-30px;top:0}.orb-b{width:120px;height:120px;background:rgba(101,128,190,.18);left:-10px;bottom:0}
.section{padding:92px 0}.section.alt{background:var(--cream)}.section-head{max-width:760px;margin-bottom:40px}.section-head h2,.principles-grid h2,.about-box h2{font-size:clamp(30px,4vw,48px);line-height:1.25;letter-spacing:-.025em;margin-bottom:16px}.section-head>p:last-child{color:var(--muted);font-size:17px}
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.card{border:1px solid var(--line);border-radius:22px;padding:28px;background:#fff;box-shadow:0 8px 25px rgba(7,21,45,.04);transition:.2s ease}.card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}.card-icon{font-weight:800;color:var(--gold);font-size:13px;letter-spacing:.12em;margin-bottom:28px}.card h3{font-size:20px;margin-bottom:10px}.card p{color:var(--muted);font-size:14px;min-height:92px}.tag{display:inline-block;font-size:12px;font-weight:700;color:#6c5729;background:#f4ead1;padding:7px 10px;border-radius:999px}
.principles-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:70px;align-items:start}.body-lg{font-size:18px;color:#596579}.principle-list{display:grid;gap:16px}.principle{display:grid;grid-template-columns:38px 1fr;gap:14px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:20px}.principle>span{display:grid;place-items:center;width:32px;height:32px;border-radius:50%;background:#eff3e8;color:#4f6c2d;font-weight:800}.principle strong{font-size:16px}.principle p{margin:4px 0 0;color:var(--muted);font-size:14px}
.about-box{display:grid;grid-template-columns:130px 1fr;gap:36px;align-items:center;padding:42px;border:1px solid var(--line);border-radius:28px;box-shadow:var(--shadow)}.about-monogram{width:120px;height:120px;border-radius:30px;font-size:42px}.about-box>div:last-child>p:not(.eyebrow):not(.quote){color:var(--muted);font-size:16px}.quote{margin:18px 0 0;font-size:20px;font-weight:700;color:var(--navy)}
.disclaimer{padding:46px 0;background:#f6f8fb;border-top:1px solid #e9edf3}.disclaimer h2{font-size:17px;margin-bottom:8px}.disclaimer p{font-size:13px;color:#667085;margin:0;max-width:980px}
footer{background:var(--navy);color:#fff;padding:36px 0}.footer-grid{display:flex;justify-content:space-between;gap:30px;align-items:flex-end}.footer-grid strong{font-size:16px}.footer-grid p{font-size:12px;color:#9daac0;margin:5px 0 0}.footer-right{display:flex;gap:18px;flex-wrap:wrap;justify-content:flex-end;color:#b7c0d1;font-size:12px}
@media(max-width:900px){.cards{grid-template-columns:repeat(2,1fr)}.hero-grid,.principles-grid{grid-template-columns:1fr}.hero-panel{min-height:300px}.hero{padding-top:66px}.brain-card{inset:20px}.about-box{grid-template-columns:1fr}.about-monogram{width:90px;height:90px;border-radius:24px}}
@media(max-width:620px){.container{width:min(100% - 28px,1120px)}.nav-wrap{min-height:68px}nav{display:none}.hero{padding:58px 0 55px}.hero-grid{gap:34px}.hero-panel{min-height:250px}.brain-card{padding:28px}.brain-icon{font-size:54px}.brain-card p{font-size:20px}.section{padding:64px 0}.cards{grid-template-columns:1fr}.card p{min-height:auto}.principles-grid{gap:32px}.about-box{padding:28px}.footer-grid{align-items:flex-start;flex-direction:column}.footer-right{justify-content:flex-start}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.card{transition:none}}