:root{--ink:#143e40;--green:#176553;--muted:#55706d;--line:#c9ddd4}*{box-sizing:border-box}body{margin:0;background:#f5f8f2;color:var(--ink);font-family:"Noto Sans Thai",Tahoma,system-ui,sans-serif}a{color:#125543}.site-header{display:flex;justify-content:space-between;align-items:center;gap:18px;max-width:1380px;margin:auto;padding:18px clamp(20px,5vw,70px)}.site-header img{display:block;width:162px;height:52px;object-fit:contain;background:#fff;border-radius:12px}.site-header>a:last-child{font-weight:800;text-decoration:none;font-size:.88rem}main{display:grid;grid-template-columns:1fr 1fr;min-height:calc(100vh - 90px)}.intro{position:relative;overflow:hidden;padding:clamp(42px,6vw,85px);background:linear-gradient(135deg,#0a323d,#155851);color:#fff}.eyebrow{font-size:.7rem;font-weight:900;letter-spacing:.15em}.intro .eyebrow{color:#a9d8c5}.intro h1{margin:18px 0;font-size:clamp(2.4rem,4.6vw,4.6rem);line-height:1.3}.intro h1 em{color:#d4c285;font-style:normal}.intro>p:not(.eyebrow){max-width:600px;line-height:1.9;color:#d8e9e4}.fish-art{position:relative;display:grid;place-items:center;min-height:270px;margin:38px 0;border:1px solid #ffffff28;border-radius:28px;background:radial-gradient(circle,#467b77,#0c353d 68%);box-shadow:0 22px 45px #001b2380}.fish-art img{display:block;width:85%;height:250px;object-fit:contain;filter:drop-shadow(0 18px 18px #001a2073)}.benefits{display:flex;flex-wrap:wrap;gap:10px}.benefits span{padding:9px 12px;border:1px solid #ffffff4d;border-radius:999px;font-size:.72rem;color:#e5f0e8}.signup{display:grid;place-items:center;padding:35px clamp(20px,5vw,70px)}.signup-card{width:min(100%,510px);padding:clamp(24px,4vw,48px);background:#fff;border:1px solid var(--line);border-radius:24px;box-shadow:0 20px 45px #0f3d321a}.signup-card .eyebrow{color:#176553}.signup-card h2{margin:8px 0;font-size:clamp(1.6rem,2.5vw,2.2rem)}.subtitle{margin:0 0 26px;color:var(--muted);line-height:1.8;font-size:.9rem}form label{display:block;margin-bottom:9px;font-weight:800;font-size:.85rem}form input{width:100%;padding:14px 16px;border:1px solid #a7c6b6;border-radius:12px;font:inherit;color:var(--ink)}form input:focus-visible,button:focus-visible,a:focus-visible{outline:3px solid #b3863b;outline-offset:3px}.field-hint{margin:9px 0 22px;color:var(--muted);font-size:.75rem;line-height:1.6}form button{display:flex;align-items:center;justify-content:space-between;width:100%;padding:14px 18px;border:0;border-radius:12px;background:var(--green);color:#fff;font-family:inherit;font-size:.9rem;font-weight:800;cursor:pointer}form button:hover{background:#104d40}form button:disabled{opacity:.6;cursor:wait}.status{min-height:1.5em;margin:12px 0 0;color:#176553;font-size:.82rem;line-height:1.7}.status.is-error{color:#a33d26}.capacity{margin-top:20px;padding:18px;border:1px solid #d0e4d7;border-radius:15px;background:#eff7f0}.capacity strong{font-size:.88rem}.capacity>div{display:flex;gap:20px;margin:13px 0}.capacity>div span{flex:1;padding:12px;border-radius:10px;background:#fff;font-size:.8rem}.capacity b{display:block;font-size:1.8rem;color:#176553}.capacity small,.terms-note{color:var(--muted);font-size:.73rem;line-height:1.7}.terms-note{margin:18px 0 0}@media(max-width:850px){main{grid-template-columns:1fr}.intro{padding:35px 25px}.fish-art{min-height:180px;margin:20px 0}.fish-art img{height:170px}.signup{padding:30px 20px 55px}}