:root{
  --cream:#f3eadb;
  --paper:#fffaf2;
  --ink:#102b33;
  --muted:#526a70;
  --deep:#0d303b;
  --deep2:#071d25;
  --aqua:#69d2c2;
  --aqua-soft:#ddf5f1;
  --gold:#dda354;
  --line:rgba(13,48,59,.14);
  --shadow:0 20px 55px rgba(13,48,59,.12);
  --radius:28px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Arial,Helvetica,sans-serif;background:var(--cream);color:var(--ink);line-height:1.68}
a{color:inherit}
p{margin:0 0 18px}
h1,h2,h3{margin:0 0 18px;line-height:1.06;letter-spacing:-.025em}
h1{font-size:clamp(42px,6vw,82px)}
h2{font-size:clamp(32px,4.6vw,58px)}
h3{font-size:clamp(22px,2.4vw,30px)}
.container{width:min(1180px,calc(100% - 40px));margin-inline:auto}
.site-header{position:sticky;top:0;z-index:30;background:rgba(243,234,219,.9);backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}
.header-inner{padding:14px 0;display:flex;justify-content:space-between;align-items:center;gap:20px}
.brand{font-weight:900;text-decoration:none;letter-spacing:-.02em}
.nav{display:flex;gap:22px}
.nav a{text-decoration:none;color:var(--muted);font-weight:800;font-size:15px}
.hero{background:radial-gradient(circle at 0% 0%,rgba(105,210,194,.38),transparent 32%),linear-gradient(180deg,#fff8ee 0%,var(--cream) 100%);padding:86px 0 76px}
.hero-single{max-width:1040px}
.eyebrow{display:inline-flex;width:max-content;max-width:100%;background:var(--aqua-soft);color:var(--deep);border:1px solid rgba(105,210,194,.48);border-radius:999px;padding:8px 14px;font-size:14px;font-weight:900;margin-bottom:18px}
.lead{font-size:clamp(20px,2.2vw,27px);color:var(--muted);max-width:930px}
.trust-line{display:flex;gap:10px;flex-wrap:wrap;margin-top:28px}
.trust-line span{background:#fff;border:1px solid var(--line);border-radius:999px;padding:8px 13px;font-weight:800;color:var(--deep)}
.intro-section{padding:78px 0}
.intro-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:38px;align-items:start}
.intro-copy p{font-size:19px;color:var(--muted)}
.toc-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow);position:sticky;top:88px}
.toc-links{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.toc-links a{background:#fff;border:1px solid var(--line);border-radius:14px;padding:10px 12px;text-decoration:none;font-weight:800;color:var(--deep)}
.image-band{padding:20px 0 78px}
.image-band-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;align-items:start}
.natural-img{margin:0;border-radius:var(--radius);overflow:hidden;border:1px solid rgba(255,255,255,.7);box-shadow:var(--shadow);background:#fff}
.natural-img img{display:block;width:100%;height:auto;max-width:100%;object-fit:contain}
.reference-card{padding:56px 0;background:#edf7f4}
.reference-card .container,.reference-card-mid{background:var(--paper);border:1px solid var(--line);border-left:8px solid var(--aqua);border-radius:30px;padding:34px;box-shadow:var(--shadow)}
.reference-card p,.reference-card-mid p{font-size:20px;color:var(--muted)}
.visible-link{display:inline-block;margin-top:12px;padding:15px 23px;background:var(--deep);color:#fff!important;border-radius:15px;font-weight:900;text-decoration:none!important;box-shadow:0 14px 30px rgba(13,48,59,.2)}
.visible-link:hover{transform:translateY(-2px)}
.all-questions{padding:86px 0}
.section-title{max-width:940px;margin-bottom:54px}
.section-title p{font-size:20px;color:var(--muted)}
.question-cluster{margin:0 0 76px}
.cluster-head{max-width:880px;margin-bottom:26px}
.cluster-label{display:inline-block;color:var(--deep);background:#fff;border-left:7px solid var(--aqua);padding:9px 14px;font-weight:900;border-radius:12px;margin-bottom:14px}
.cluster-head p{font-size:19px;color:var(--muted)}
.qa-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;align-items:start}
.qa-card{background:var(--paper);border:1px solid var(--line);border-radius:24px;padding:28px;box-shadow:0 14px 34px rgba(13,48,59,.08)}
.qa-card h3{font-size:25px;color:var(--deep)}
.qa-card p{color:var(--muted);font-size:17.5px}
.reference-card-mid{margin:0 0 76px;background:#fffaf2}
.final-summary{padding:80px 0;background:#e9f5f2}
.summary-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:34px;align-items:start}
.summary-grid p{font-size:20px;color:var(--muted)}
.summary-list{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow)}
.summary-list ul{margin:0;padding-left:20px;color:var(--muted);font-weight:700}
.summary-list li{margin-bottom:10px}
.final-reference{margin-top:42px;background:#fffaf2;border:1px solid var(--line);border-radius:30px;padding:36px;box-shadow:var(--shadow)}
.final-reference p{font-size:20px;color:var(--muted)}
.site-footer{background:#0d303b;color:#fff}
.footer-inner{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;padding:28px 0}
.footer-inner p{margin:0;color:rgba(255,255,255,.72)}
.footer-inner nav{display:flex;gap:18px;flex-wrap:wrap}
.footer-inner a{color:rgba(255,255,255,.84);text-decoration:none;font-weight:800}
.cookie-banner{position:fixed;bottom:18px;left:18px;right:18px;z-index:100}
.cookie-box{width:min(980px,100%);margin:auto;background:rgba(255,255,255,.98);border:1px solid var(--line);border-radius:22px;box-shadow:var(--shadow);padding:18px;display:flex;justify-content:space-between;align-items:center;gap:16px}
.cookie-box p{margin:0;color:var(--muted)}
.cookie-actions button{border:0;border-radius:14px;padding:12px 18px;font-weight:900;cursor:pointer;background:var(--deep);color:#fff}
.legal-page{padding:52px 0 78px;background:var(--cream)}
.legal-box{background:#fff;border:1px solid var(--line);border-radius:28px;padding:36px;box-shadow:var(--shadow)}
.legal-box h1{font-size:clamp(36px,5vw,58px)}
.legal-box h2{font-size:clamp(25px,3vw,34px);margin-top:34px}
.legal-box p,.legal-box li{color:var(--muted)}
.back-link{display:inline-block;margin-bottom:20px;text-decoration:none;font-weight:900;color:var(--deep)}
@media(max-width:980px){
  .nav{display:none}
  .intro-grid,.image-band-grid,.qa-grid,.summary-grid{grid-template-columns:1fr}
  .toc-card{position:static}
  .toc-links{grid-template-columns:1fr}
  .hero{padding:54px 0}
  .all-questions,.intro-section{padding:64px 0}
  .question-cluster{margin-bottom:58px}
}
@media(max-width:640px){
  .container{width:min(100% - 28px,1180px)}
  .qa-card,.legal-box,.summary-list,.toc-card,.final-reference,.reference-card .container,.reference-card-mid{padding:22px}
  .cookie-box{flex-direction:column;align-items:flex-start}
  .cookie-actions,.cookie-actions button{width:100%}
}