:root { --rose:#ef476f; --ink:#0f172a; --muted:#64748b; --bg:#ffffff; --bg2:#f8fafc; }
*{box-sizing:border-box;margin:0;padding:0}
body{font-family:system-ui,Segoe UI,Roboto,"TH Sarabun New",sans-serif;color:var(--ink);background:var(--bg)}
.container{max-width:1080px;margin:auto;padding:0 16px}
.nav{position:sticky;top:0;background:#fff;border-bottom:1px solid #eee}
.nav .container{display:flex;align-items:center;justify-content:space-between;padding:12px 16px}
.menu a{margin-left:16px;text-decoration:none;color:var(--ink)}
.btn{padding:8px 14px;border-radius:10px;border:1px solid #eee;text-decoration:none;color:var(--ink)}
.btn.primary{background:var(--rose);border-color:var(--rose);color:#fff}
.hero{padding:56px 0;background:linear-gradient(180deg,#fff,#ffe8ee);text-align:center}
.hero h1{font-size:40px;margin-bottom:12px}
.hero p{margin-bottom:16px;font-size:18px}
.hero .actions{display:flex;gap:12px;justify-content:center;margin:16px 0}
.section{padding:56px 0}
.section.alt{background:var(--bg2)}
.grid{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.card,.price{border:1px solid #eee;border-radius:16px;padding:16px;background:#fff}
.price .num{font-weight:800;font-size:28px;margin:8px 0;color:var(--rose)}
.form{display:grid;gap:10px;max-width:520px;margin:auto}
.form input,.form textarea{width:100%;padding:12px;border:1px solid #ddd;border-radius:12px}
footer{padding:20px 0;border-top:1px solid #eee;color:var(--muted);text-align:center}