:root{
    --ivory:#F8F4EE;
    --champagne:#D8C2A6;
    --rose:#D9A7A0;--rose-deep:#BC8077;
    --sage:#A9B7A2;
    --greige:#6F665E;
    --charcoal:#2F2B28;
    --ivory-deep:#EFE8DD;
    --hairline:rgba(111,102,94,.22);
    --serif-jp:"Noto Serif JP",serif;
    --serif-en:"Playfair Display","Cormorant",serif;
    --sans:"Noto Sans JP",sans-serif;
  }
  *{margin:0;padding:0;box-sizing:border-box;}
  html{scroll-behavior:smooth;}
  body{
    font-family:var(--sans);
    font-weight:400;
    color:var(--charcoal);
    background:var(--ivory);
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
  }
  img{max-width:100%;display:block;}

  /* ===== パンくず ===== */
  .breadcrumb{
    max-width:880px;margin:0 auto;
    padding:118px clamp(24px,5vw,48px) 0;
    font-size:11px;letter-spacing:.08em;color:var(--greige);
  }
  .breadcrumb ol{list-style:none;display:flex;flex-wrap:wrap;gap:2px;}
  .breadcrumb li:not(:first-child)::before{content:"／";margin:0 8px;color:rgba(111,102,94,.4);}
  .breadcrumb a{color:var(--greige);text-decoration:none;border-bottom:1px solid rgba(111,102,94,.3);padding-bottom:1px;transition:color .3s;}
  .breadcrumb a:hover{color:var(--charcoal);}
  .breadcrumb .cur{color:var(--charcoal);}

  /* ===== 下層ヒーロー ===== */
  .page-hero{
    max-width:880px;margin:0 auto;
    padding:44px clamp(24px,5vw,48px) clamp(56px,7vw,84px);
  }
  .page-hero .en{
    font-family:var(--serif-en);font-style:italic;
    font-size:clamp(15px,1.8vw,19px);letter-spacing:.14em;color:var(--rose);
  }
  .page-hero h1{
    font-family:var(--serif-jp);font-weight:500;
    font-size:clamp(27px,4vw,42px);line-height:1.5;letter-spacing:.04em;
    margin-top:14px;
  }
  .page-hero h1 small{
    display:block;font-size:clamp(14px,1.8vw,18px);letter-spacing:.1em;
    color:var(--greige);margin-top:12px;font-weight:400;
  }
  .page-hero .lead{
    margin-top:30px;font-size:14.5px;line-height:2.15;color:var(--greige);
  }
  .page-hero .lead b{color:var(--charcoal);font-weight:500;}

  /* ===== 本文共通 ===== */
  main{display:block;}
  .article{
    max-width:880px;margin:0 auto;
    padding:0 clamp(24px,5vw,48px) clamp(90px,11vw,140px);
  }
  .article p{font-size:14.5px;line-height:2.15;color:#4a443e;margin-top:1.4em;}
  .article p:first-child{margin-top:0;}
  .note{
    font-size:12.5px;line-height:2;color:var(--greige);
    padding-left:14px;border-left:2px solid var(--champagne);margin-top:1.6em;
  }

  /* --- 見出しA：概論（中央・周期モチーフ） --- */
  .h-intro{text-align:center;margin:clamp(70px,9vw,110px) 0 34px;}
  .h-intro .cycle{width:120px;margin:0 auto 20px;display:block;}
  .h-intro h2{
    font-family:var(--serif-jp);font-weight:500;
    font-size:clamp(23px,3vw,32px);letter-spacing:.08em;line-height:1.6;
  }
  .h-intro .en{
    font-family:var(--serif-en);font-size:11px;letter-spacing:.3em;
    color:var(--greige);margin-top:10px;display:block;
  }

  /* --- 見出しB：症状解説（欧文ラベル＋ローズ罫） --- */
  .sym{margin-top:clamp(76px,10vw,120px);}
  .sym-head .en{
    font-family:var(--serif-en);font-style:italic;
    font-size:13px;letter-spacing:.22em;color:var(--rose);
  }
  .sym-head h2{
    font-family:var(--serif-jp);font-weight:500;
    font-size:clamp(24px,3.2vw,34px);letter-spacing:.06em;line-height:1.55;
    margin-top:10px;
  }
  .sym-head h2 span{font-size:.62em;color:var(--greige);letter-spacing:.1em;margin-left:.6em;}
  .sym-head::after{
    content:"";display:block;width:52px;height:2px;background:var(--rose);
    margin-top:18px;
  }

  /* --- 見出しC：院の案内（左罫線） --- */
  .care{margin-top:clamp(76px,10vw,120px);}
  .care-head{
    border-left:3px solid var(--charcoal);
    padding-left:22px;
  }
  .care-head h2{
    font-family:var(--serif-jp);font-weight:500;
    font-size:clamp(22px,2.8vw,30px);letter-spacing:.06em;line-height:1.55;
  }
  .care-head .en{
    font-family:var(--serif-en);font-size:11px;letter-spacing:.28em;
    color:var(--greige);display:block;margin-top:8px;
  }
  .care h3{
    font-family:var(--serif-jp);font-weight:500;
    font-size:clamp(17px,2.2vw,21px);letter-spacing:.06em;
    margin-top:2.4em;
    display:flex;align-items:center;gap:12px;
  }
  .care h3::before{
    content:"";width:22px;height:1px;background:var(--rose);flex-shrink:0;
  }

  /* --- 3分類ストリップ --- */
  .triad{
    margin-top:40px;
    display:flex;
    border-top:1px solid var(--hairline);
    border-bottom:1px solid var(--hairline);
  }
  .triad div{
    flex:1;padding:26px 22px;
  }
  .triad div + div{border-left:1px solid var(--hairline);}
  .triad b{
    font-family:var(--serif-jp);font-weight:500;font-size:16px;letter-spacing:.08em;
    display:block;
  }
  .triad small{
    display:block;font-size:12px;line-height:1.9;color:var(--greige);margin-top:10px;
  }
  @media (max-width:640px){
    .triad{flex-direction:column;}
    .triad div + div{border-left:0;border-top:1px solid var(--hairline);}
    .triad div{padding:20px 4px;}
  }

  /* --- 受診の目安チェックボックス --- */
  .checkbox-box{
    margin-top:34px;background:#fff;
    border:1px solid var(--hairline);border-radius:6px;
    padding:30px clamp(22px,4vw,38px) 32px;
    box-shadow:0 1px 2px rgba(47,43,40,.04);
  }
  .checkbox-box .cb-title{
    font-family:var(--serif-jp);font-weight:500;font-size:15px;letter-spacing:.12em;
    display:flex;align-items:baseline;gap:12px;
  }
  .checkbox-box .cb-title .en{
    font-family:var(--serif-en);font-style:italic;font-size:11px;letter-spacing:.18em;color:var(--rose);
  }
  .checkbox-box ul{list-style:none;margin-top:18px;}
  .checkbox-box li{
    display:flex;align-items:flex-start;gap:14px;
    font-size:14px;line-height:1.9;color:#4a443e;
    padding:11px 0;
  }
  .checkbox-box li + li{border-top:1px dashed rgba(111,102,94,.18);}
  .checkbox-box svg{flex-shrink:0;margin-top:5px;}
  .checkbox-box .cb-foot{
    margin-top:16px;font-size:12.5px;color:var(--greige);line-height:1.9;
  }

  /* --- 隠れている病気：定義リスト --- */
  .disease-list{margin-top:34px;border-top:1px solid var(--hairline);}
  .disease-list .row{
    display:grid;grid-template-columns:minmax(170px,220px) 1fr;gap:18px;
    padding:24px 6px;border-bottom:1px solid var(--hairline);
  }
  .disease-list dt{
    font-family:var(--serif-jp);font-weight:500;font-size:15.5px;letter-spacing:.05em;line-height:1.7;
  }
  .disease-list dd{font-size:13.5px;line-height:2;color:var(--greige);}
  @media (max-width:600px){
    .disease-list .row{grid-template-columns:1fr;gap:6px;padding:20px 2px;}
  }

  /* --- 検査リスト --- */
  .exam-list{list-style:none;margin-top:26px;}
  .exam-list > li{
    padding:16px 2px 16px 22px;position:relative;
    font-size:14.5px;line-height:1.9;
    border-bottom:1px solid rgba(111,102,94,.14);
  }
  .exam-list > li::before{
    content:"";position:absolute;left:2px;top:28px;
    width:8px;height:1.5px;background:var(--rose);
  }
  .exam-list small{display:block;font-size:12.5px;color:var(--greige);margin-top:4px;}

  /* --- FAQ（TOP共通） --- */
  .faq-sec{
    background:linear-gradient(180deg,var(--ivory) 0%,var(--ivory-deep) 100%);
    padding:clamp(80px,10vw,130px) clamp(24px,5vw,48px);
  }
  .faq-head{max-width:840px;margin:0 auto 46px;}
  .faq-eyebrow{display:flex;align-items:center;gap:14px;margin-bottom:20px;}
  .faq-eyebrow .line{width:40px;height:1px;background:var(--rose);}
  .faq-eyebrow span{font-family:var(--serif-en);font-size:13px;letter-spacing:.3em;color:var(--greige);}
  .faq-head h2{
    font-family:var(--serif-jp);font-weight:500;
    font-size:clamp(25px,3.2vw,36px);letter-spacing:.05em;
  }
  .faq-list{max-width:840px;margin:0 auto;}
  .faq-item{
    border-bottom:1px solid rgba(111,102,94,.18);
    background:transparent;
  }
  .faq-item:first-of-type{border-top:1px solid rgba(111,102,94,.3);}
  .faq-item summary{
    list-style:none;cursor:pointer;
    display:flex;align-items:baseline;gap:18px;
    padding:23px 6px;font-size:15px;letter-spacing:.03em;color:var(--charcoal);font-weight:500;
    transition:color .3s;
  }
  .faq-item summary:hover{color:var(--rose-deep);}
  .faq-item[open] summary{color:var(--rose-deep);}
  .faq-item summary::-webkit-details-marker{display:none;}
  .faq-item summary .q{font-family:var(--serif-en);font-style:italic;font-size:21px;line-height:1;color:var(--champagne);flex-shrink:0;width:34px;transform:translateY(2px);}
  .faq-item summary .qt{flex:1;line-height:1.7;}
  .faq-item summary .ic{position:relative;width:12px;height:12px;flex-shrink:0;align-self:center;}
  .faq-item summary .ic::before,.faq-item summary .ic::after{content:"";position:absolute;background:var(--greige);transition:transform .35s;}
  .faq-item summary .ic::before{top:50%;left:0;right:0;height:1px;transform:translateY(-50%);}
  .faq-item summary .ic::after{left:50%;top:0;bottom:0;width:1px;transform:translateX(-50%);}
  .faq-item[open] summary .ic::after{transform:translateX(-50%) scaleY(0);}
  .faq-ans{position:relative;padding:0 6px 26px 58px;}
  .faq-ans::before{content:"A.";position:absolute;left:7px;top:-1px;font-family:var(--serif-en);font-style:italic;font-size:17px;color:var(--rose-deep);}
  .faq-ans p{font-size:13.5px;line-height:2.05;color:#5A544D;}
  @media (max-width:560px){
    .faq-item summary{padding:18px 18px;gap:12px;}
    .faq-ans{padding:0 18px 20px 46px;}
  }

  /* --- クロージング --- */
  .closing{
    background:var(--charcoal);color:rgba(248,244,238,.85);
    padding:clamp(80px,10vw,130px) clamp(24px,5vw,48px);
    text-align:center;
  }
  .closing .en{
    font-family:var(--serif-en);font-style:italic;
    font-size:13px;letter-spacing:.22em;color:var(--rose);
  }
  .closing h2{
    font-family:var(--serif-jp);font-weight:500;color:var(--ivory);
    font-size:clamp(22px,3vw,32px);letter-spacing:.06em;line-height:1.7;
    margin-top:16px;
  }
  .closing p{
    max-width:38em;margin:1.6em auto 0;
    font-size:14px;line-height:2.15;color:rgba(248,244,238,.72);
    text-align:left;
  }
  .closing .btns{
    display:flex;gap:16px;justify-content:center;flex-wrap:wrap;margin-top:44px;
  }
  .closing a{
    display:inline-flex;align-items:center;justify-content:center;gap:10px;
    font-size:13.5px;letter-spacing:.14em;text-decoration:none;
    padding:17px 42px;border-radius:999px;transition:all .35s;
  }
  .closing .btn-web{background:var(--ivory);color:var(--charcoal);}
  .closing .btn-web:hover{background:var(--champagne);}
  .closing .btn-tel{border:1px solid rgba(248,244,238,.45);color:var(--ivory);}
  .closing .btn-tel:hover{background:rgba(248,244,238,.12);}
  .closing .tel-note{font-size:11px;letter-spacing:.08em;color:rgba(248,244,238,.55);margin-top:18px;text-align:center;}


  /* --- 費用 価格表 --- */
  .price-list{list-style:none;margin-top:28px;border-top:1px solid var(--hairline);}
  .price-list li{display:flex;justify-content:space-between;align-items:baseline;gap:16px;padding:16px 4px;border-bottom:1px solid var(--hairline);font-size:14.5px;}
  .price-list .pn{line-height:1.8;}
  .price-list .pn small{display:block;font-size:12px;color:var(--greige);margin-top:2px;}
  .price-list .pv{font-family:var(--serif-jp);font-size:16px;letter-spacing:.04em;white-space:nowrap;}
  .price-list .pv small{font-size:11.5px;color:var(--greige);margin-left:2px;}
  .price-note{font-size:12.5px;color:var(--greige);line-height:2;margin-top:14px;}
  .btn-pricepage{display:inline-block;margin-top:26px;padding:14px 32px;background:var(--charcoal);color:var(--ivory);text-decoration:none;font-size:13.5px;letter-spacing:.12em;border-radius:4px;transition:background .3s;}
  .btn-pricepage:hover{background:var(--rose-deep);}