@charset "UTF-8";

/* 横揺れ防止 */
html, body {
  overflow-x: hidden;
  width: 100%;
}
body {
  word-break: normal;
  overflow-wrap: break-word;
  line-break: strict;
  font-kerning: normal;
}
p,
li,
dd,
dt,
td,
th,
figcaption,
blockquote {
  line-break: strict;
}
  :root{
    --teal:#00E1DA; --teal-deep:#1C8FA0; --teal-text:#189E86; --teal-text-hover:#084F49;
    --amber:#F0C374; --amber-deep:#D99A45; --amber-text:#B5762A; --amber-text-hover:#7A4E1B;
    --amber-bg:#FDF3E4; --amber-border:#F0DFC0;
    --card-border:#F0DFC0;
    --ink:#17242A; --ink-soft:#22383D; --ink-mute:#4C5C60; --ink-faint:#7C8C8F; --ink-faintest:#AEB8B9;
    --red:#E23B2E; --red-hover:#C42B1F; --blue:#1E5FA8; --blue-bg:#EAF1FB;
    --ki-bg:#FDF3E4;
  }
  *{box-sizing:border-box}
  html{scroll-behavior:smooth;scroll-padding-top:110px}

  body{margin:0;background:#fff;color:var(--ink);font-family:'Noto Sans JP',sans-serif;-webkit-font-smoothing:antialiased}
  a{color:var(--amber-text);text-decoration:none}
  a:hover{color:var(--amber-text-hover)}
  img{max-width:100%}
:focus-visible{outline:3px solid var(--blue);outline-offset:3px}
.skip-link{position:fixed;top:8px;left:8px;z-index:1000;padding:10px 16px;background:#fff;color:var(--ink);border:2px solid var(--blue);transform:translateY(-160%)}
.skip-link:focus{transform:none}


.section-divider{border:none;border-top:1px solid var(--card-border);margin:64px 0}
.toc{background:var(--ki-bg);border:1px solid var(--card-border);border-radius:4px;padding:28px 32px;margin-bottom:56px}
.toc-title{font-family:'Shippori Mincho B1',serif;font-weight:600;font-size:22px;color:var(--ink);margin-bottom:14px;letter-spacing:0.04em}
.toc ol{margin:0;padding-left:20px;display:flex;flex-direction:column;gap:14px}
.toc li{font-size:18px;line-height:1.7}
.toc a{color:var(--amber-text)}
.toc a:hover{color:var(--amber-text-hover);text-decoration:underline}
.inline-cta-wrap{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin:0 0 4px}
.inline-cta{display:inline-block;font-size:18px;padding:14px 36px;background:var(--amber);color:#fff;border-radius:999px;letter-spacing:0.03em;transition:background .15s ease,transform .15s ease}
.inline-cta:hover{background:var(--amber-deep);color:#fff;transform:translateY(-2px)}
.inline-cta-outline{display:inline-block;font-size:18px;padding:12.5px 34px;border:1.5px solid var(--amber-deep);border-radius:999px;color:var(--amber-text);letter-spacing:0.03em;transition:background .15s ease,color .15s ease,transform .15s ease}
.inline-cta-outline:hover{background:var(--amber-deep);color:#fff;transform:translateY(-2px)}

  .mobile-panel{display:none;flex-direction:column;gap:2px;width:100%;border-top:1px solid rgba(23,36,42,0.08);margin-top:12px;padding-top:8px}
.mobile-panel a{display:flex;align-items:center;min-height:44px;font-size:18px;color:var(--amber-text);padding:8px 4px;border-bottom:1px solid rgba(23,36,42,0.06)}
  .mobile-panel.open{display:flex}

  .hero-banner{position:relative;padding:76px 56px;background:url('img/ki-dounin-mawangdui-hero-clean.jpg') center/cover;overflow:hidden}
  .hero-flex{position:relative;z-index:1;max-width:1100px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:48px}
  .hero-overlay{position:absolute;inset:0;background:linear-gradient(135deg,rgba(240,195,116,0.88),rgba(217,154,69,0.88))}
  .banner-circle{position:absolute;border-radius:50%;border:1px solid rgba(255,255,255,0.24);pointer-events:none}
  .circle-tl{top:-8%;left:-6%;width:34%;aspect-ratio:1;border-color:rgba(255,255,255,0.28)}
  .circle-tl-small{top:14%;left:6%;width:12%;aspect-ratio:1;border-color:rgba(255,255,255,0.22)}
  .circle-br{bottom:-18%;right:-4%;width:42%;aspect-ratio:1;border-color:rgba(255,255,255,0.2)}
  .circle-br-small{bottom:10%;right:16%;width:16%;aspect-ratio:1;border-color:rgba(255,255,255,0.3)}
  .banner-calligraphy{position:absolute;top:50%;right:6%;width:26%;height:auto;transform:translateY(-50%);opacity:0.4;pointer-events:none}
  .hero-inner{position:relative;z-index:1;text-align:left;flex:1 1 380px;min-width:0}
.hero-eyebrow{font-size:14px;letter-spacing:0.25em;color:#FDF0DC;margin-bottom:14px}
  .hero-title{margin:0;font-family:'Zen Old Mincho',serif;font-weight:700;font-size:30px;letter-spacing:0.06em;line-height:1.5;color:#fff;text-shadow:0 1px 6px rgba(8,30,32,0.2)}
  .hero-photo-wrap{position:relative;flex:0 0 340px;width:340px;aspect-ratio:4/3;flex-shrink:0}
  .hero-photo-frame{position:absolute;inset:0;border-radius:18px;overflow:hidden;transform:rotate(-3deg);box-shadow:0 24px 50px rgba(60,10,20,0.3);border:6px solid rgba(255,255,255,0.9)}
  .hero-photo-frame img{width:100%;height:100%;object-fit:cover;object-position:35% 40%;transform:scale(1.55);display:block}
  .hero-photo-ring{position:absolute;top:-18px;right:-22px;width:64%;aspect-ratio:1;border-radius:50%;border:1px solid rgba(255,255,255,0.5);pointer-events:none}

  .breadcrumb{padding:16px 56px;border-bottom:1px solid rgba(23,36,42,0.06);font-size:12px;color:var(--ink-faint);display:flex;align-items:center;gap:8px;flex-wrap:wrap}


.article{padding:72px 56px;max-width:860px;margin:0 auto}
.article p{margin:0 0 24px;font-size:18px;line-height:2.05;color:var(--ink-soft);word-break:normal;overflow-wrap:break-word;text-wrap:pretty}
.article-lead{font-family:'Shippori Mincho B1',serif;font-size:22px!important;line-height:2!important;color:var(--ink)!important;margin-bottom:64px!important}
.article h2{margin:64px 0 32px;font-family:'Shippori Mincho B1',serif;font-weight:600;font-size:30px;line-height:1.6;color:var(--ink)}
.change-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:12px;margin-bottom:40px;align-items:stretch}
.change-card{padding:18px 20px;background:#fff;border:1px solid var(--card-border);border-radius:4px;font-size:18px;color:var(--ink-mute);line-height:1.7;text-wrap:balance;overflow-wrap:break-word;min-width:0;display:flex;align-items:center}
.change-card.full{grid-column:1 / -1}
.intro-points{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:0 0 40px}
.intro-point{padding:18px 14px;background:var(--ki-bg);border:1px solid var(--card-border);border-radius:8px;text-align:center}
.intro-point strong{display:block;margin-bottom:10px;font-family:'Shippori Mincho B1',serif;font-size:18px;color:var(--ink);text-wrap:balance}
.intro-point span{display:block;font-size:14px;line-height:1.75;color:var(--ink-mute)}
.intro-point span.kugiri>span{display:inline-block}
.intro-point{padding:18px 10px}
.insight-card{background:var(--ki-bg);padding:36px;border-radius:4px;margin:40px 0 40px}
.insight-card p{font-size:18px;line-height:2;color:var(--ink-soft);word-break:normal;overflow-wrap:break-word;text-wrap:pretty}
.insight-card p:last-child{margin-bottom:0}
.kugiri span{display:inline-block}
.lead-hero{position:relative;padding-top:28px;text-align:center}
.lead-hero::before{content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);width:56px;height:2px;background:var(--amber)}
.lead-open{display:block;font-size:30px;line-height:1.75;letter-spacing:0.08em;color:var(--ink);margin-bottom:16px}
.article>h2:first-of-type,.section-divider+h2,.article>*:first-child{margin-top:0}
.summary-card{background:var(--ki-bg);padding:40px;border-radius:4px;margin-bottom:44px}
.summary-card.no-bg{background:var(--ki-bg);padding:40px;border-radius:4px;margin-bottom:0}
.philosophy-close{text-align:center!important;margin-top:32px!important}
.summary-emphasis{font-family:'Shippori Mincho B1',serif;font-size:26px!important;letter-spacing:0.08em;color:var(--ink);text-align:center;margin:32px 0!important}
.summary-card p{font-size:18px!important;line-height:2!important;word-break:normal;overflow-wrap:break-word;text-wrap:pretty}
.summary-card p.summary-emphasis{font-size:26px!important;line-height:1.6!important}
.summary-card p:last-child{margin-bottom:0}
.health-note{font-size:14px!important;line-height:1.85!important;color:var(--ink-mute)!important;padding:0}

.faq-section{padding:0 56px 80px}
.faq-head{text-align:center;margin-bottom:40px}
.faq-eyebrow{font-size:14px;letter-spacing:0.2em;color:var(--amber-text);margin-bottom:14px}
.faq-heading{margin:0;font-family:'Shippori Mincho B1',serif;font-weight:600;font-size:30px;color:var(--ink)}
.faq-list{max-width:860px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
.faq-item{background:#fff;border:1px solid var(--card-border);border-radius:4px;padding:18px 22px;transition:border-color .15s ease,box-shadow .15s ease}
.faq-item:hover{border-color:var(--amber);box-shadow:0 6px 16px rgba(23,36,42,0.08)}
.faq-item summary{cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:14px;min-height:32px;font-size:18px;color:var(--ink);font-weight:700;transition:color .15s ease;list-style:none}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"";flex:none;width:12px;height:12px;border-right:2px solid var(--amber-text);border-bottom:2px solid var(--amber-text);transform:rotate(45deg);transition:transform .2s ease;margin-top:-4px}
.faq-item[open] summary::after{transform:rotate(225deg);margin-top:4px}
.faq-item summary:hover{color:var(--amber-text-hover)}
.faq-item p{margin:14px 0 0;font-size:18px;line-height:1.9;color:var(--ink-mute)}
.cta-note{font-size:14px!important;color:var(--ink-faint);text-align:center;margin:4px 0 56px!important;letter-spacing:0.02em;}
.cta-note-light{color:#fff;opacity:.92}
.single-figure{margin:56px 0 24px;margin-left:-60px;margin-right:-60px;width:calc(100% + 120px)}
.single-figure img{width:100%;height:auto;display:block;border-radius:4px;border:1px solid var(--card-border)}
.single-figure figcaption{margin-top:8px;font-size:14px;color:var(--ink-faint);text-align:center}
.figure-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:40px -60px 40px;width:calc(100% + 120px)}
.figure-grid figure{margin:0}
.figure-grid img{width:100%;height:auto;display:block;border-radius:4px;border:1px solid var(--card-border)}
.figure-grid figcaption{margin-top:8px;font-size:14px;color:var(--ink-faint);text-align:center}
.model-figure{float:right;width:42%;max-width:280px;margin:24px -20px 20px 24px}
.model-figure img{width:100%;height:auto;display:block}
.book-card{display:flex;align-items:center;gap:20px;padding:22px;background:#fff;border:1px solid var(--card-border);border-radius:4px;margin-bottom:16px;transition:border-color .15s ease,transform .15s ease}
.book-card:hover{border-color:var(--amber);transform:translateY(-2px)}
.book-card img{width:78px;height:auto;flex-shrink:0}
.book-card-title{font-family:'Shippori Mincho B1',serif;font-size:18px;color:var(--ink);margin-bottom:6px}
.book-card-cta{font-size:14px;color:var(--amber-text)}
.book-section {padding:56px 56px 0;max-width:860px;margin:0 auto}
.related-section{padding:0 56px 80px}
.related-section h2{margin:0 0 24px;text-align:center;font-family:'Shippori Mincho B1',serif;font-weight:600;font-size:30px;color:var(--ink)}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;max-width:1040px;margin:0 auto}
.related-card{display:block;background:#fff;border:1px solid var(--card-border);border-radius:4px;padding:22px;transition:transform .15s ease,box-shadow .15s ease,border-color .15s ease}
.related-card:hover{transform:translateY(-4px);box-shadow:0 10px 24px rgba(23,36,42,0.1);border-color:var(--amber)}
.related-card-title{font-family:'Shippori Mincho B1',serif;font-size:18px;color:var(--ink);margin-bottom:8px}
.related-card-cta{font-size:14px;color:var(--amber-text)}


@media (max-width:1023px){
  .article{padding:64px 40px}
  .faq-section,.related-section{padding-left:40px;padding-right:40px}
  .hero-banner{padding:64px 40px}
  .hero-title{font-size:32px}
}

@media (max-width:979px){
  .related-grid{grid-template-columns:1fr 1fr}
  .article h2{font-size:26px}
  .article-lead{font-size:20px!important}
  .intro-points{grid-template-columns:repeat(3,1fr);gap:10px}
  .intro-point{padding:16px 10px}
  .article p br,.insight-card p br,.summary-card p br{display:none}
  .article p.keep-br br{display:inline}

  }
  @media (max-width:719px){
    .hero-banner{padding:56px 20px}
    .hero-flex{flex-direction:column;text-align:center;gap:32px}
    .hero-inner{text-align:center}
  .hero-title{font-size:26px}
  .hero-eyebrow{font-size:14px;letter-spacing:0.2em}
  .article h2{font-size:24px}
  .article-lead{font-size:20px!important;line-height:1.95!important}
  .faq-heading{font-size:24px}
  .related-section h2{font-size:24px}
  .insight-card{padding:26px 22px}
  .summary-card{padding:28px 22px}
  .toc{padding:22px 22px}
  .circle-br-small,.banner-calligraphy{display:none}
  .breadcrumb{padding:14px 20px}
  .cta-outline{padding:13px 20px}
  .faq-item summary{min-height:44px}
    .article{padding:48px 20px}
  .single-figure{margin-left:0;margin-right:0;width:100%}
  .figure-grid{margin-left:0;margin-right:0;width:100%}
  .model-figure{margin-right:0}
  .model-figure{float:none;width:60%;max-width:200px;margin:0 auto 20px}
  .change-grid{grid-template-columns:1fr}
  .change-card.full{grid-column:auto}
  .intro-points{grid-template-columns:1fr}
  .related-section{padding:0 20px 48px}
  .faq-section{padding:0 20px 48px}
  .related-grid{grid-template-columns:1fr}

    .book-card{flex-direction:column;align-items:flex-start}
    .article p br{display:none}
    .article p.keep-br br{display:inline}
    .insight-card p br,.summary-card p br{display:none}
  }
/* ===== smartphone (≤479px) ===== */
@media (max-width:479px){
  .article,.faq-section,.related-section,.site-footer,.breadcrumb,.hero-banner{padding-left:16px;padding-right:16px}
  .cta-buttons{flex-direction:column;gap:10px}
  .inline-cta-wrap{flex-direction:column;gap:10px}
  .cta-button,.cta-button-outline,.inline-cta,.inline-cta-outline{width:100%;box-sizing:border-box;text-align:center}
  .related-grid,.figure-grid{grid-template-columns:1fr}
  .hero-title{font-size:24px;letter-spacing:0.04em}
  .article h2{font-size:22px}
  .article-lead{font-size:19px!important}
  .article p{font-size:17px;line-height:2}
  .change-grid{gap:10px}
  .insight-card,.summary-card{padding:22px 18px}
  .faq-item{padding:16px 18px}
  img{max-width:100%;height:auto}
  table{display:block;overflow-x:auto}
}