@import url('https://fonts.googleapis.com/css2?family=Spectral:wght@400;600;700&family=Inter:wght@300;400;500;600&display=swap');

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{--teal:#0d7377;--ocean:#14919b;--sand:#f5e6ca;--deep:#063840;--foam:#e0f5f5;--ivory:#fffdf7;--text:#1a2e2e}
html{scroll-behavior:smooth}
body{font-family:'Inter',sans-serif;color:var(--text);background:var(--ivory);line-height:1.7}
h1,h2,h3,h4{font-family:'Spectral',serif;font-weight:700}
a{text-decoration:none;color:inherit}

.nav-bar{position:sticky;top:0;z-index:100;background:var(--deep);display:flex;align-items:center;justify-content:space-between;padding:0 2rem;height:60px}
.logo-link{font-family:'Spectral',serif;color:var(--sand);font-size:1.3rem;font-weight:700;display:flex;align-items:center;gap:.5rem}
.logo-link svg{width:30px;height:30px}
.nav-list{list-style:none;display:flex;gap:1.3rem}
.nav-list a{color:var(--foam);font-size:.9rem;transition:color .2s}
.nav-list a:hover{color:var(--sand)}
.nav-toggle{display:none;background:none;border:none;cursor:pointer;flex-direction:column;gap:4px}
.nav-toggle span{width:24px;height:3px;background:var(--sand);border-radius:2px}

@media(max-width:768px){
.nav-list{display:none;position:absolute;top:60px;left:0;right:0;background:var(--deep);flex-direction:column;padding:1rem 2rem;gap:.6rem}
.nav-list.open{display:flex}
.nav-toggle{display:flex}
}

.shore-hero{background:linear-gradient(135deg,var(--deep) 0%,var(--teal) 40%,var(--ocean) 100%);color:#fff;padding:5rem 2rem 5rem;text-align:center;position:relative;overflow:hidden}
.shore-hero::after{content:'';position:absolute;bottom:-2px;left:0;right:0;height:60px;background:var(--ivory);clip-path:ellipse(60% 100% at 50% 100%)}
.shore-hero h1{font-size:clamp(2rem,5vw,3.2rem);color:var(--sand);margin-bottom:1rem}
.shore-hero p{max-width:650px;margin:0 auto 2rem;font-size:1.05rem;opacity:.92}
.wave-btn{display:inline-block;padding:.85rem 2.4rem;background:var(--sand);color:var(--deep);font-family:'Spectral',serif;font-weight:700;font-size:1rem;border-radius:8px;transition:transform .2s}
.wave-btn:hover{transform:translateY(-2px)}

.tidal-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:2rem;padding:4rem 2rem;max-width:1100px;margin:0 auto}
.tidal-card{background:#fff;border-radius:12px;padding:2rem;box-shadow:0 3px 16px rgba(13,115,119,.08);border-left:4px solid var(--ocean)}
.tidal-card .tc-icon{font-size:2rem;margin-bottom:.6rem}
.tidal-card h3{color:var(--teal);margin-bottom:.4rem;font-size:1.15rem}

.game-bay{background:var(--foam);padding:4rem 2rem;text-align:center}
.game-bay h2{color:var(--deep);margin-bottom:1.5rem;font-size:1.8rem}
.bay-frame{max-width:830px;margin:0 auto;aspect-ratio:4/3;border-radius:10px;overflow:hidden;border:3px solid var(--teal);box-shadow:0 6px 24px rgba(6,56,64,.12)}
.bay-frame iframe{width:100%;height:100%;border:none}

.about-shore{padding:4rem 2rem;max-width:900px;margin:0 auto}
.about-shore h2{color:var(--teal);margin-bottom:1rem;font-size:1.6rem}
.about-shore p{margin-bottom:1.1rem;font-size:1.02rem}

.reef-features{background:var(--deep);color:var(--foam);padding:4rem 2rem}
.reef-features h2{text-align:center;color:var(--sand);margin-bottom:2rem;font-size:1.6rem}
.reef-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1.5rem;max-width:1100px;margin:0 auto}
.reef-item{background:rgba(255,255,255,.06);padding:1.6rem;border-radius:8px}
.reef-item h3{color:var(--ocean);margin-bottom:.4rem;font-size:1.05rem}
.reef-item p{font-size:.92rem}

.shore-cta{background:var(--sand);text-align:center;padding:3rem 2rem;color:var(--deep)}
.shore-cta h2{margin-bottom:.5rem;font-size:1.6rem}
.shore-cta a{display:inline-block;margin-top:1rem;padding:.75rem 2rem;background:var(--teal);color:#fff;border-radius:8px;font-family:'Spectral',serif;font-weight:700}

footer{background:var(--deep);color:#7ab8b8;text-align:center;padding:1.8rem;font-size:.85rem}
footer a{color:var(--sand);margin:0 .4rem}

.page-body{max-width:900px;margin:0 auto;padding:3rem 2rem}
.page-body h1{color:var(--teal);margin-bottom:1.5rem;font-size:2rem}
.page-body h2{color:var(--teal);margin:2rem 0 .7rem;font-size:1.3rem}
.page-body p,.page-body li{margin-bottom:.8rem;font-size:1rem}
.page-body ul{padding-left:1.4rem}

.play-ocean{max-width:960px;margin:2rem auto;padding:0 2rem}
.play-ocean h1{color:var(--teal);text-align:center;margin-bottom:1.2rem}
.play-hint{text-align:center;color:#777;font-size:.93rem;margin-top:1.2rem}

.age-wave{position:fixed;inset:0;z-index:9999;background:rgba(6,56,64,.92);display:flex;align-items:center;justify-content:center}
.age-shell{background:#fff;border-radius:12px;padding:2.5rem;text-align:center;max-width:410px;width:90%}
.age-shell h2{color:var(--deep);font-family:'Spectral',serif;margin-bottom:.5rem}
.age-shell p{margin-bottom:1.5rem;color:#555;font-size:.95rem}
.age-pair{display:flex;gap:1rem;justify-content:center}
.age-pair button{padding:.65rem 1.8rem;border:none;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer}
.aw-yes{background:var(--teal);color:#fff}
.aw-no{background:#e0e0e0;color:#555}
.aw-yes:hover{background:var(--ocean)}