:root{
  --purple-900:#3b1459;
  --purple-700:#6a2c91;
  --purple-500:#9b4dca;
  --purple-100:#f1e6fa;
  --pink-500:#e84a9c;
  --pink-300:#f7a3cf;
  --pink-100:#fde8f3;
  --ink:#2b1a38;
  --muted:#6b5a78;
  --bg:#fffafd;
  --white:#fff;
  --grad:linear-gradient(135deg,#6a2c91 0%,#b04bc9 50%,#e84a9c 100%);
  --radius:20px;
  --shadow:0 12px 34px rgba(106,44,145,.14);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Prompt','Noto Sans Thai',system-ui,-apple-system,'Segoe UI',sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.8;font-size:16px;
}
img{max-width:100%;display:block}
a{color:var(--purple-700);text-decoration:none}
a:hover{color:var(--pink-500)}
.container{width:min(1120px,92%);margin-inline:auto}
section{padding:72px 0}
h1,h2,h3{line-height:1.35;color:var(--purple-900)}
h2{font-size:clamp(1.6rem,3vw,2.2rem);margin-bottom:12px}
h3{font-size:1.2rem;margin-bottom:6px}
.eyebrow{display:inline-block;font-size:.85rem;letter-spacing:.04em;color:var(--pink-500);font-weight:600;background:var(--pink-100);padding:4px 14px;border-radius:99px;margin-bottom:14px}
.lead{color:var(--muted);font-size:1.08rem;max-width:720px}
.center{text-align:center}
.center .lead{margin-inline:auto}

/* header */
header.site{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--purple-100)}
.nav{display:flex;align-items:center;justify-content:space-between;height:70px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:1.2rem;color:var(--purple-900)}
.brand .logo{width:38px;height:38px;border-radius:12px;background:var(--grad);display:grid;place-items:center;color:#fff;font-size:1.2rem}
.menu{display:flex;gap:6px;list-style:none}
.menu a{display:block;padding:8px 16px;border-radius:99px;color:var(--ink);font-weight:500;font-size:.97rem}
.menu a:hover,.menu a.active{background:var(--purple-100);color:var(--purple-700)}
#nav-toggle{display:none}
.burger{display:none;cursor:pointer;font-size:1.6rem;color:var(--purple-700);user-select:none}

/* buttons */
.btn{display:inline-block;padding:12px 28px;border-radius:99px;font-weight:600;font-family:inherit;border:0;cursor:pointer;transition:.2s}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 8px 22px rgba(232,74,156,.35)}
.btn-primary:hover{transform:translateY(-2px);color:#fff}
.btn-ghost{background:#fff;color:var(--purple-700);border:2px solid var(--purple-500)}
.btn-ghost:hover{background:var(--purple-100);color:var(--purple-700)}
.btn-row{display:flex;gap:14px;flex-wrap:wrap;margin-top:26px}

/* hero */
.hero{background:linear-gradient(180deg,var(--purple-100),var(--pink-100));padding:64px 0 80px;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.hero h1{font-size:clamp(2rem,4.4vw,3.3rem);margin-bottom:16px}
.hero h1 span{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-img{border-radius:32px 32px 120px 32px;aspect-ratio:4/4.2;object-fit:cover;box-shadow:var(--shadow);background:var(--grad)}
.page-hero{background:var(--grad);color:#fff;padding:56px 0;text-align:center}
.page-hero h1{color:#fff;font-size:clamp(1.8rem,4vw,2.6rem)}
.page-hero p{opacity:.92;margin-top:6px}

/* cards */
.grid{display:grid;gap:26px;margin-top:40px}
.g3{grid-template-columns:repeat(3,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;border:1px solid var(--purple-100)}
.card .body{padding:22px 24px 26px}
.card p{color:var(--muted);font-size:.97rem}
.card img{width:100%;aspect-ratio:16/11;object-fit:cover;background:var(--grad)}
.icon{width:54px;height:54px;border-radius:16px;background:var(--grad);display:grid;place-items:center;font-size:1.6rem;margin-bottom:14px}
.feature{padding:26px;text-align:left}
.soft{background:#fff}
.band{background:var(--purple-100)}

/* split */
.split{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center}
.split img{border-radius:var(--radius);box-shadow:var(--shadow);aspect-ratio:4/3;object-fit:cover;width:100%;background:var(--grad)}
.split.rev .txt{order:2}
.checks{list-style:none;margin-top:16px}
.checks li{padding-left:34px;position:relative;margin:10px 0;color:var(--ink)}
.checks li::before{content:"✓";position:absolute;left:0;top:2px;width:24px;height:24px;border-radius:50%;background:var(--grad);color:#fff;font-size:.8rem;display:grid;place-items:center}

/* steps */
.step{text-align:center;padding:26px 18px}
.step .num{width:48px;height:48px;border-radius:50%;background:var(--grad);color:#fff;font-weight:700;display:grid;place-items:center;margin:0 auto 12px;font-size:1.2rem}

/* cta */
.cta{background:var(--grad);color:#fff;border-radius:32px;padding:54px 32px;text-align:center}
.cta h2{color:#fff}
.cta p{opacity:.95;margin-bottom:22px}
.cta .btn-primary{background:#fff;color:var(--purple-700);box-shadow:none}

/* stats */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:36px}
.stat{text-align:center;background:#fff;border-radius:var(--radius);padding:22px;box-shadow:var(--shadow)}
.stat b{display:block;font-size:1.5rem;color:var(--pink-500)}
.stat span{font-size:.92rem;color:var(--muted)}

/* contact */
.contact-card{padding:26px;display:flex;gap:16px;align-items:flex-start}
.contact-card .icon{flex:none;margin:0}
.contact-card a{font-weight:500;word-break:break-all}
.map{border:0;width:100%;height:380px;border-radius:var(--radius);box-shadow:var(--shadow)}

/* prose */
.prose{max-width:860px;margin-inline:auto}
.prose h2{font-size:1.4rem;margin:34px 0 8px}
.prose p,.prose li{color:#4a3a58}
.prose ul{margin:8px 0 8px 24px}
.updated{color:var(--muted);font-size:.92rem}

/* footer */
footer.site{background:var(--purple-900);color:#e9d8f6;padding:56px 0 24px;margin-top:40px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1.2fr;gap:36px}
footer h4{color:#fff;margin-bottom:12px;font-size:1.05rem}
footer a{color:#f7a3cf}
footer a:hover{color:#fff}
footer ul{list-style:none}
footer li{margin:6px 0}
footer p{font-size:.94rem}
.copy{border-top:1px solid rgba(255,255,255,.15);margin-top:36px;padding-top:20px;text-align:center;font-size:.88rem;color:#cdb4e0}

@media(max-width:900px){
  .hero-grid,.split{grid-template-columns:1fr}
  .split.rev .txt{order:0}
  .g3,.g4,.stats{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr}
  .hero-img{border-radius:28px;aspect-ratio:16/11}
  .burger{display:block}
  .menu{display:none;position:absolute;top:70px;left:0;right:0;background:#fff;flex-direction:column;padding:12px 4%;border-bottom:1px solid var(--purple-100);box-shadow:var(--shadow)}
  #nav-toggle:checked ~ .menu{display:flex}
}
@media(max-width:560px){
  section{padding:52px 0}
  .g3,.g2,.g4,.stats{grid-template-columns:1fr}
}