:root{font-family:Inter,Hiragino Kaku Gothic ProN,sans-serif;color:#e6f5ff;background:radial-gradient(circle at 18% 15%,#4997dc,#0c3f6e 44%,#062544)}*{box-sizing:border-box}body{margin:0;min-height:100vh}.ocean-page{max-width:960px;margin:0 auto;padding:24px 16px 48px;display:grid;gap:16px}.card{background:#082d5194;border:1px solid rgba(158,221,255,.35);border-radius:16px;padding:20px;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.hero{position:relative;overflow:hidden;padding-top:24px}h1,h2{margin:0 0 12px}p,li,dd,dt,label,footer{line-height:1.6}.hero-title-row{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:10px;width:100%}.hero-title-row h1{margin:0;flex:1 1 auto;min-width:0}.hero-scene{position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none;z-index:0;background:linear-gradient(180deg,#78d2ff29,#07284a00 40%)}.hero>*:not(.hero-scene){position:relative;z-index:1}.fish{position:absolute;font-size:1.7rem;filter:drop-shadow(0 4px 8px rgba(0,12,32,.45));opacity:.9}.sea-deco{position:absolute;font-size:1.5rem;opacity:.75;filter:drop-shadow(0 3px 6px rgba(0,12,32,.35));animation:sea-sway 7s ease-in-out infinite}.fish-1{top:18%;right:-8%;animation:swim-left 22s linear infinite}.fish-2{top:38%;left:-10%;animation:swim-right 26s linear infinite}.fish-3{top:56%;right:-12%;animation:swim-left 30s linear infinite;animation-delay:6s}.sea-deco-1{left:8%;bottom:12%;animation-delay:.8s}.sea-deco-2{right:14%;top:24%;animation-delay:2.2s}.sea-deco-3{left:34%;top:14%;animation-delay:1.3s}.sea-deco-4{right:32%;bottom:10%;animation-delay:3.1s}.sea-deco-5{left:56%;bottom:14%;animation-delay:1.9s}.bubble{position:absolute;bottom:-18px;width:10px;height:10px;border-radius:50%;border:1px solid rgba(186,234,255,.65);background:#aae3ff52;animation:bubble-up 8s linear infinite}.bubble-1{left:12%;animation-delay:0s}.bubble-2{left:28%;animation-delay:2.2s}.bubble-3{left:53%;animation-delay:1.4s}.bubble-4{left:71%;animation-delay:3s}.bubble-5{left:88%;animation-delay:4.1s}.cta{margin-top:12px;display:inline-flex;align-items:center;justify-content:center;text-decoration:none;color:#00294d;background:#86d6ff;padding:10px 16px;border-radius:999px;font-weight:700;border:none;font-size:.95rem}.cta.secondary{background:#c6efff}.cta.disabled{background:#8ed4ff59;color:#002343a6;cursor:not-allowed}.cta-row{display:flex;gap:10px;flex-wrap:wrap}.download-note{font-size:.9rem;opacity:.85}.lang-switcher{display:flex;gap:8px;align-items:center;margin-left:auto;flex-shrink:0;background:#0625448c;border:1px solid rgba(158,221,255,.35);border-radius:999px;padding:4px 8px}.lang-switcher label{white-space:nowrap}select{border-radius:8px;border:1px solid rgba(158,221,255,.5);background:#062544cc;color:#e6f5ff;padding:6px 8px}footer{text-align:center;opacity:.8}@keyframes swim-right{0%{transform:translate(0) translateY(0) scaleX(-1)}30%{transform:translate(38vw) translateY(-8px) scaleX(-1)}60%{transform:translate(72vw) translateY(4px) scaleX(-1)}to{transform:translate(108vw) translateY(0) scaleX(-1)}}@keyframes swim-left{0%{transform:translate(0) translateY(0) scaleX(1)}35%{transform:translate(-42vw) translateY(6px) scaleX(1)}70%{transform:translate(-78vw) translateY(-5px) scaleX(1)}to{transform:translate(-112vw) translateY(0) scaleX(1)}}@keyframes bubble-up{0%{transform:translateY(0) translate(0) scale(.8);opacity:.1}20%{opacity:.8}to{transform:translateY(-240px) translate(18px) scale(1.25);opacity:0}}@keyframes sea-sway{0%{transform:translateY(0) rotate(0)}50%{transform:translateY(-6px) rotate(4deg)}to{transform:translateY(0) rotate(0)}}@media (max-width: 720px){.fish{font-size:1.35rem}.sea-deco{font-size:1.2rem}}