:root{--c-primary: #0e7490;--c-primary-dark: #155e75;--c-primary-light: #ecfeff;--c-accent: #f59e0b;--c-text: #1f2937;--c-text-sub: #6b7280;--c-bg: #ffffff;--c-bg-sub: #f5f7fa;--c-border: #e5e7eb;--c-ok: #059669;--c-ng: #9ca3af;--c-warn: #b45309;--radius: 10px;--maxw: 960px}*{box-sizing:border-box}html{font-family:Hiragino Kaku Gothic ProN,Hiragino Sans,BIZ UDPGothic,Meiryo,system-ui,sans-serif;color:var(--c-text);background:#e9f7fb;line-height:1.8;-webkit-text-size-adjust:100%}body{margin:0;font-size:16px;min-height:100vh;background:radial-gradient(1000px 380px at 50% -140px,rgba(103,225,245,.35),transparent 70%),linear-gradient(180deg,#e9f7fb,#f3fbf8 34%,#fdf6e8);background-attachment:fixed}a{color:var(--c-primary)}img{max-width:100%;height:auto}.container{max-width:var(--maxw);margin:0 auto;padding:0 16px}.site-header{background:var(--c-primary);color:#fff}.site-header .container{display:flex;flex-wrap:wrap;align-items:center;gap:8px 16px;padding-top:10px;padding-bottom:10px}.site-header a{color:#fff;text-decoration:none}.site-title{font-size:1.1rem;font-weight:700;margin:0}.site-nav{display:flex;gap:14px;font-size:.9rem}.site-footer{margin-top:56px;padding:32px 0 40px;background:linear-gradient(180deg,#0e7490,#124f63);color:#cdeef5;font-size:.85rem}.site-footer a{color:#fff}.footer-wave{display:block;width:100%;height:40px;margin-bottom:-1px;color:#0e7490}.site-footer nav{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:12px}h1{font-size:1.5rem;line-height:1.4;margin:24px 0 8px}h2{font-size:1.2rem;margin:36px 0 12px;padding-left:10px;border-left:4px solid var(--c-primary)}.lead{color:var(--c-text-sub);margin-top:0}.badge{display:inline-block;padding:1px 10px;border-radius:999px;font-size:.75rem;font-weight:600;vertical-align:middle}.badge-managed{background:var(--c-primary-light);color:var(--c-primary-dark)}.badge-natural{background:#fef3c7;color:#92400e}.badge-unverified{background:#fef2f2;color:#b91c1c}.badge-verified{background:#ecfdf5;color:var(--c-ok)}.card-grid{display:grid;grid-template-columns:1fr;gap:16px;padding:0;margin:20px 0;list-style:none}@media(min-width:640px){.card-grid{grid-template-columns:1fr 1fr}}.beach-card{border:1px solid var(--c-border);border-radius:var(--radius);overflow:hidden;background:#fff;box-shadow:0 1px 3px #0f172a0f;transition:transform .15s ease,box-shadow .15s ease}.beach-card:hover{transform:translateY(-3px);box-shadow:0 8px 22px #0e74902e}.beach-card a{text-decoration:none;color:inherit;display:block}.card-accent{display:block;height:5px;background:linear-gradient(90deg,#22d3ee,#0e7490 55%,#f59e0b)}.card-photo{display:block;aspect-ratio:16 / 9;overflow:hidden;background:var(--c-bg-sub)}.card-photo img{width:100%;height:100%;object-fit:cover;display:block}.beach-card .body{padding:12px 14px 14px}.beach-card h3{margin:0 0 4px;font-size:1.05rem}.beach-card .meta{font-size:.8rem;color:var(--c-text-sub);margin:0 0 8px}.chip-row{display:flex;flex-wrap:wrap;gap:6px}.chip{font-size:.72rem;background:var(--c-bg-sub);border:1px solid var(--c-border);border-radius:999px;padding:0 8px;color:var(--c-text-sub)}.chip.on{background:var(--c-primary-light);border-color:#a5f3fc;color:var(--c-primary-dark)}.data-table{width:100%;border-collapse:collapse;font-size:.95rem;margin:12px 0}.data-table th,.data-table td{border:1px solid var(--c-border);padding:8px 12px;text-align:left;vertical-align:top}.data-table th{background:var(--c-bg-sub);white-space:nowrap;font-weight:600;width:9em}.table-scroll{overflow-x:auto}.table-scroll .data-table th{width:auto}.filter-box{background:var(--c-bg-sub);border:1px solid var(--c-border);border-radius:var(--radius);padding:14px 16px;margin:20px 0}.filter-box legend,.filter-box .filter-title{font-weight:700;font-size:.95rem;margin-bottom:8px}.filter-options{display:flex;flex-wrap:wrap;gap:8px}.filter-options label{display:inline-flex;align-items:center;gap:5px;background:#fff;border:1px solid var(--c-border);border-radius:999px;padding:4px 12px;font-size:.85rem;cursor:pointer;user-select:none}.filter-options label:has(input:checked){background:var(--c-primary);border-color:var(--c-primary);color:#fff}.filter-count{margin-top:10px;font-size:.85rem;color:var(--c-text-sub)}.notice{background:#fffbeb;border:1px solid #fde68a;border-radius:var(--radius);padding:10px 14px;font-size:.88rem;margin:16px 0}.info-box{background:var(--c-bg-sub);border-radius:var(--radius);padding:14px 16px;font-size:.9rem;margin:16px 0}.btn{display:inline-block;background:var(--c-primary);color:#fff!important;text-decoration:none;border-radius:8px;padding:10px 20px;font-size:.95rem;font-weight:600}.btn-outline{background:#fff;color:var(--c-primary)!important;border:1.5px solid var(--c-primary)}.hero{position:relative;overflow:hidden;background:#cdeef2 url(/og-default.jpg) center / cover no-repeat;padding:40px 0 60px}.hero .container{position:relative;z-index:1}.hero-card{max-width:600px;background:#ffffffd9;backdrop-filter:blur(3px);-webkit-backdrop-filter:blur(3px);border-radius:14px;padding:20px 22px;box-shadow:0 6px 24px #0e749033}.hero-wave{position:absolute;left:0;right:0;bottom:-1px;width:100%;height:46px;display:block}.hero .btn{margin:4px 6px 4px 0}.hero h1{margin:0 0 8px;font-size:1.6rem}.hero p{margin:0 0 16px;color:#0f5666}.link-tiles{display:grid;grid-template-columns:1fr 1fr;gap:10px;padding:0;margin:16px 0;list-style:none}@media(min-width:640px){.link-tiles{grid-template-columns:repeat(3,1fr)}}.link-tiles a{display:block;border:1px solid var(--c-border);border-radius:var(--radius);padding:12px 14px;text-decoration:none;font-size:.92rem;font-weight:600;background:#fff}.link-tiles a:hover{border-color:var(--c-primary)}.map-embed{border:0;width:100%;height:320px;border-radius:var(--radius)}.breadcrumb{font-size:.8rem;color:var(--c-text-sub);margin:12px 0 0;padding:0;list-style:none;display:flex;flex-wrap:wrap;gap:4px}.breadcrumb li+li:before{content:"›";margin-right:4px}.post-list{list-style:none;padding:0;margin:20px 0;display:grid;gap:14px}.post-item{border:1px solid var(--c-border);border-radius:var(--radius);background:#fff;box-shadow:0 1px 3px #0f172a0f;transition:transform .15s ease,box-shadow .15s ease}.post-item:hover{transform:translateY(-3px);box-shadow:0 8px 22px #0e74902e}.post-item a{display:block;padding:16px 18px;text-decoration:none;color:inherit}.post-meta{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin:0 0 6px;font-size:.8rem;color:var(--c-text-sub)}.post-title{margin:0 0 6px;font-size:1.1rem;line-height:1.5;color:var(--c-primary-dark)}.post-desc{margin:0;font-size:.9rem;color:var(--c-text-sub)}.prose h2{font-size:1.25rem;margin:36px 0 12px}.prose h3{font-size:1.05rem;margin:28px 0 8px;padding-left:8px;border-left:3px solid var(--c-accent)}.prose p{margin:0 0 16px}.prose ul,.prose ol{margin:0 0 16px;padding-left:1.4em}.prose li{margin-bottom:6px}.prose blockquote{margin:20px 0;padding:12px 16px;background:var(--c-bg-sub);border-left:4px solid var(--c-primary);border-radius:0 var(--radius) var(--radius) 0;font-size:.9rem;color:var(--c-text-sub)}.prose blockquote p:last-child{margin-bottom:0}.prose strong{font-weight:700}.faq{margin:12px 0}.faq dt{font-weight:700;padding:10px 0 10px 26px;position:relative;border-top:1px solid var(--c-border)}.faq dt:before{content:"Q";position:absolute;left:0;top:8px;width:20px;height:20px;line-height:20px;text-align:center;font-size:.8rem;color:#fff;background:var(--c-primary);border-radius:50%}.faq dd{margin:0 0 12px 26px;color:var(--c-text)}.affiliate-slot{border:1px dashed var(--c-border);border-radius:var(--radius);padding:14px 16px;margin:16px 0;font-size:.88rem;color:var(--c-text-sub)}