*{margin:0;padding:0;box-sizing:border-box}
body{font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:#1f2937;line-height:1.65;background:#fff}
.wrap{max-width:720px;margin:0 auto;padding:0 20px}
header.top{background:#14532d;color:#fff;padding:12px 0;position:sticky;top:0;z-index:50}
header.top .wrap{display:flex;justify-content:space-between;align-items:center}
.brand{font-weight:800;font-size:1.1rem}
.btn{display:inline-block;background:#16a34a;color:#fff;font-weight:700;padding:12px 22px;border-radius:8px;text-decoration:none}
.btn:hover{background:#15803d}
.btn-sm{padding:8px 14px;font-size:.95rem}
.hero{background:#052e16;color:#fff;padding:44px 0 36px}
.hero h1{font-size:1.9rem;line-height:1.25;margin-bottom:12px}
.hero p.sub{color:#d1fae5;font-size:1.05rem;margin-bottom:20px}
.hero .cta-row{display:flex;gap:12px;flex-wrap:wrap}
.btn-ghost{display:inline-block;border:2px solid #fff;color:#fff;font-weight:700;padding:10px 20px;border-radius:8px;text-decoration:none}
section{padding:30px 0}
h2{font-size:1.4rem;margin:0 0 12px;color:#14532d}
h3{font-size:1.1rem;margin:18px 0 8px}
p{margin:0 0 12px}
ul{margin:0 0 14px 22px}
li{margin-bottom:6px}
.answer{background:#f0fdf4;border-left:4px solid #16a34a;padding:14px 16px;margin:18px 0;border-radius:0 8px 8px 0}
.faq{border-top:1px solid #e5e7eb;margin-top:8px}
.faq details{border-bottom:1px solid #e5e7eb;padding:12px 0}
.faq summary{font-weight:700;cursor:pointer}
.area{background:#f9fafb;border-radius:10px;padding:18px;margin:18px 0}
.area ul{columns:2;list-style:none;margin:8px 0 0;padding:0}
.area li{margin-bottom:4px}
footer{background:#111827;color:#9ca3af;padding:26px 0;font-size:.9rem}
footer a{color:#d1d5db}
.sticky-call{display:none;position:fixed;bottom:0;left:0;right:0;background:#16a34a;color:#fff;text-align:center;padding:14px;font-weight:800;font-size:1.1rem;text-decoration:none;z-index:60}
@media(max-width:640px){.sticky-call{display:block}body{padding-bottom:60px}.hero h1{font-size:1.6rem}}

/* --- retrofit: interactive components (progressive enhancement) --- */
.locale-anchor{font-size:.95rem;color:#5b6b62;margin-bottom:14px}
.faq details{border:1px solid #dfe8e2;border-radius:10px;margin-bottom:10px;background:#fff;overflow:hidden}
.faq details>summary,.faq-acc>summary{cursor:pointer;font-weight:700;padding:14px 16px;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:10px}
.faq details>summary::-webkit-details-marker{display:none}
.faq details>summary::after{content:"+";font-size:1.35rem;line-height:1;color:#16a34a;flex:none;font-weight:800}
.faq details[open]>summary::after{content:"\2013"}
.faq .faq-a,.faq details>p{padding:2px 16px 14px;margin:0}
.faq .faq-a p{margin:0;padding:0}
.facts{background:#f0fdf4;border:1px solid #dfe8e2;border-radius:12px;padding:18px;margin:24px 0}
.facts h2{font-size:1.12rem;margin-bottom:8px}
.facts dl{margin:0}
.facts dl>div{display:grid;grid-template-columns:132px 1fr;gap:4px 12px;padding:8px 0;border-top:1px solid #dfe8e2}
.facts dl>div:first-child{border-top:0}
.facts dt{font-weight:700;font-size:.9rem}
.facts dd{margin:0;font-size:.93rem}
@media(max-width:540px){.facts dl>div{grid-template-columns:1fr}}
.est-sec{margin:8px 0}
.est{background:#fff;border:2px solid #dfe8e2;border-radius:14px;padding:20px;margin:16px 0}
.est label{display:block;font-weight:700;margin-bottom:14px}
.est select,.est input[type=range]{width:100%;margin-top:8px;padding:12px;font-size:1rem;border:1px solid #dfe8e2;border-radius:8px;background:#fff;color:inherit;font-family:inherit}
.est-out{background:#f0fdf4;border-radius:10px;padding:16px;margin-top:4px;text-align:center}
.est-range{font-size:1.25rem;margin-bottom:8px}
.hiw-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px;margin:16px 0}
.hiw-step{background:#fff;border:1px solid #dfe8e2;border-radius:12px;padding:16px}
.hiw-step .n{display:inline-block;background:#16a34a;color:#fff;font-weight:800;width:30px;height:30px;border-radius:50%;text-align:center;line-height:30px;margin-bottom:8px}
.hiw-step h3{margin:0 0 6px;font-size:1.02rem}
.hiw-step p{margin:0;font-size:.93rem}
.area-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px;margin:16px 0}
.area-card{display:block;background:#fff;border:1px solid #dfe8e2;border-radius:12px;padding:14px 16px;text-decoration:none;color:inherit}
.area-card:hover{border-color:#16a34a}
.area-card strong{display:block;margin-bottom:4px}
.area-card span{font-size:.88rem;color:#5b6b62}
.emg{background:#991b1b;color:#fff;padding:16px 18px;text-align:center;font-size:1.02rem}
.emg a{color:#fff;font-weight:800}
.est-band{background:#14532d;color:#fff;padding:20px 18px;text-align:center}
.est-band a{color:#fff}