:root{
  --primary:#1f5f8b; --primary-dark:#17475f; --accent:#2a9d8f;
  --bg:#ffffff; --bg-soft:#f5f7fa; --bg-accent:#eef3f8;
  --text:#1c2530; --text-soft:#55606c; --border:#dfe5ec;
  --max:1120px; --max-text:760px; --radius:14px;
  --shadow:0 1px 3px rgba(23,71,95,.08),0 8px 24px rgba(23,71,95,.05);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Hiragino Sans","Noto Sans JP","Yu Gothic",sans-serif;
  color:var(--text);background:var(--bg);line-height:1.75;font-size:16px;-webkit-text-size-adjust:100%}
h1,h2,h3{color:var(--primary-dark);line-height:1.35;letter-spacing:.01em}
a{color:var(--primary);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;height:auto;display:block}
.container{max-width:var(--max);margin:0 auto;padding:0 20px}
.container--text{max-width:var(--max-text)}
.section{padding:72px 0}
.section--soft{background:var(--bg-soft)}
.section h2{font-size:1.6rem;margin:0 0 8px}
.section .lead{color:var(--text-soft);margin:0 0 32px;max-width:var(--max-text)}
.btn{display:inline-block;font-weight:700;font-size:1rem;padding:13px 22px;border-radius:10px;border:1px solid transparent;cursor:pointer}
.btn--primary{background:var(--primary);color:#fff}
.btn--primary:hover{background:var(--primary-dark);text-decoration:none}
.btn--ghost{background:#fff;color:var(--primary);border-color:var(--border)}
.card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow)}
/* header */
.site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.92);backdrop-filter:saturate(1.2) blur(8px);border-bottom:1px solid var(--border)}
.site-header .container{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand img{height:30px}
.nav{display:flex;gap:22px;align-items:center}
.nav a{color:var(--text);font-size:.95rem;font-weight:600}
.nav a:hover{color:var(--primary);text-decoration:none}
.nav .btn{padding:9px 16px}
.nav a.btn--primary{color:#fff}
.nav-toggle{display:none;background:none;border:1px solid var(--border);border-radius:8px;width:42px;height:38px;font-size:20px;cursor:pointer;color:var(--primary-dark)}
@media (max-width:820px){
  .nav-toggle{display:block}
  .nav{position:absolute;top:64px;left:0;right:0;flex-direction:column;gap:4px;background:#fff;border-bottom:1px solid var(--border);padding:12px 20px;display:none}
  .site-header.nav-open .nav{display:flex}
  .nav a{width:100%;padding:10px 0}
}
/* footer */
.site-footer{background:var(--primary-dark);color:#e7edf3;padding:36px 0;font-size:.9rem}
.site-footer .container{display:flex;flex-wrap:wrap;gap:16px;justify-content:space-between;align-items:center}
.site-footer a{color:#cfe0ea}
.site-footer .foot-name{opacity:.85}
/* section reveal — default VISIBLE; only hidden when JS is on */
html.js .reveal{opacity:0;transform:translateY(16px);transition:opacity .5s ease,transform .5s ease}
html.js .reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){html.js .reveal{opacity:1;transform:none;transition:none}}
/* section scroll offset under sticky header */
:target,.section{scroll-margin-top:80px}
/* trust bar */
.trust-bar{display:flex;flex-wrap:wrap;gap:8px 20px;color:var(--text-soft);font-size:.85rem;margin-top:22px}
.trust-bar span{display:inline-flex;align-items:center;gap:6px}
/* ===== Task 2: page sections ===== */
.hero{background:linear-gradient(160deg,#eef3f8 0%,#f5f7fa 60%,#fff 100%);padding:96px 0 84px;text-align:center}
.hero .container{max-width:760px}
.hero h1{font-size:2.6rem;margin:0 0 14px}
.hero .sub{font-size:1.2rem;color:var(--primary-dark);font-weight:700;margin:0 0 18px}
.hero p{color:var(--text-soft);max-width:640px;margin:0 auto 30px}
.hero .cta{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}
.hero .cta .btn{padding:14px 30px}
.hero .trust-bar{justify-content:center}
@media (max-width:640px){.hero{padding:72px 0 60px}.hero h1{font-size:2rem}}
.grid{display:grid;gap:18px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
@media (max-width:820px){.grid-3{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.grid-3,.grid-2{grid-template-columns:1fr}}
.features .card,.reasons .card{transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease}
.features .card:hover,.reasons .card:hover{transform:translateY(-3px);box-shadow:0 4px 10px rgba(23,71,95,.10),0 16px 32px rgba(23,71,95,.08);border-color:#c9d6e2}
@media (prefers-reduced-motion:reduce){.features .card:hover,.reasons .card:hover{transform:none}}
.features li{list-style:none}
.features .card strong{display:block;color:var(--primary-dark);margin-bottom:6px}
.features ul{margin:0;padding:0}
.notice{margin-top:22px;padding:14px 16px;background:var(--bg-accent);border-left:3px solid var(--primary);border-radius:8px;color:var(--text-soft);font-size:.9rem}
.reasons .card{text-align:left}
.reasons .card h3{font-size:1.05rem;margin:0 0 6px}
.reasons .card p{margin:0;color:var(--text-soft);font-size:.95rem}
.flow{counter-reset:step;display:grid;gap:14px}
.flow .step{display:flex;gap:14px;align-items:flex-start;background:#fff;border:1px solid var(--border);border-radius:12px;padding:16px 18px}
.flow .num{flex:none;width:34px;height:34px;border-radius:50%;background:var(--primary);color:#fff;font-weight:700;display:flex;align-items:center;justify-content:center}
.flow .step h3{margin:0 0 2px;font-size:1rem}
.flow .step p{margin:0;color:var(--text-soft);font-size:.92rem}
.sample .shots{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-bottom:10px}
.sample .shots img{border:1px solid var(--border);border-radius:10px;filter:blur(1.5px);box-shadow:var(--shadow)}
@media (max-width:560px){.sample .shots{grid-template-columns:1fr 1fr}}
.sample .cap{color:var(--text-soft);font-size:.85rem}
.pricing .card{max-width:520px}
.price-badge{display:inline-block;background:var(--primary);color:#fff;font-size:.8rem;font-weight:700;padding:4px 12px;border-radius:99px}
.price-main{font-size:2.4rem;font-weight:800;color:var(--primary-dark);margin:10px 0 2px}
.pricing ul{margin:10px 0 0;padding-left:1.1em;color:var(--text)}
.pricing .note{margin-top:14px;color:var(--text-soft);font-size:.9rem}
.pricing .cta{display:flex;flex-wrap:wrap;gap:12px}
.pricing .cta .btn{flex:1 1 190px;text-align:center;white-space:nowrap}
.faq{max-width:760px}
.faq-item{border:1px solid var(--border);border-radius:12px;margin-bottom:10px;background:#fff;overflow:hidden}
.faq-item summary{cursor:pointer;padding:16px 18px;font-weight:700;color:var(--primary-dark);list-style:none;position:relative}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"＋";position:absolute;right:18px;color:var(--primary)}
.faq-item[open] summary::after{content:"−"}
.faq-item .a{padding:0 18px 16px;color:var(--text-soft)}
.contact-mail{font-size:1.3rem;font-weight:700}

/* sample report page */
.hero--sub{padding:72px 0 56px}
.hero--sub h1{font-size:2rem}
.hero--sub p{margin-bottom:0}
.container--doc{max-width:880px}
.container--doc h2{text-align:center}
.container--doc .lead{text-align:center;margin-left:auto;margin-right:auto}
.container--doc > .cap{text-align:center}
.container--doc .report-doc{margin:0 auto}
#cta{text-align:center}
#cta .lead{margin:0 auto 32px}
#cta .cta{justify-content:center}
.report-doc{max-width:820px;background:#fff;border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:30px 30px 24px;position:relative;overflow:hidden}
.section--soft .report-doc{border-color:#d3dde7}
.toc-list{margin:0;padding:0 0 0 1.4em;columns:2;column-gap:36px}
.toc-list li{margin:0 0 12px;break-inside:avoid}
.toc-list strong{display:block;color:var(--primary-dark)}
.toc-list span{display:block;color:var(--text-soft);font-size:.88rem;line-height:1.5}
@media (max-width:640px){.toc-list{columns:1}}
.report-doc .cap{color:var(--text-soft);font-size:.85rem;margin:14px 0 0}
.doc-chapter{font-weight:800;color:var(--primary-dark);font-size:1.1rem;border-left:4px solid var(--primary);padding-left:10px;margin:0 0 14px}
.diag p{margin:0 0 12px;color:var(--text)}
.diag strong{color:var(--primary-dark);margin-right:6px}
.ba{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:18px}
@media (max-width:640px){.ba{grid-template-columns:1fr}}
.ba-col{border:1px solid var(--border);border-radius:12px;overflow:hidden;display:flex;flex-direction:column}
.ba-tag{display:block;font-size:.8rem;font-weight:700;padding:6px 12px;color:#fff}
.ba-tag--before{background:#8a93a0}
.ba-tag--after{background:var(--accent)}
.ba-body{padding:14px 16px;font-size:.95rem}
.ba-body p{margin:0 0 10px}
.ba-body .cap{margin:0}
.blurwrap{position:relative;margin-top:26px;min-height:280px}
.blurred{filter:blur(7px);user-select:none;pointer-events:none;color:var(--text-soft)}
.blurred p{margin:0 0 12px}
.blur-overlay{position:absolute;inset:0;display:flex;align-items:flex-end;justify-content:center;background:linear-gradient(180deg,rgba(255,255,255,0) 0%,rgba(255,255,255,.75) 45%,rgba(255,255,255,.97) 100%);padding-bottom:12px}
.blur-note{text-align:center;max-width:440px}
.blur-note p{margin:0 0 6px;color:var(--text-soft);font-size:.92rem}
.blur-note p:first-child{color:var(--primary-dark);font-size:1rem}
#cta .cta{display:flex;flex-wrap:wrap;gap:12px}

/* legal pages (特商法 / privacy) */
.legal h1{font-size:1.5rem;margin:0 0 6px}
.legal .updated{color:var(--text-soft);font-size:.85rem;margin:0 0 24px}
.legal dl{margin:0}
.legal dt{font-weight:700;color:var(--primary-dark);margin-top:20px}
.legal dd{margin:6px 0 0;color:var(--text)}
.legal dd, .legal p{max-width:var(--max-text)}