@charset "UTF-8";
/* ============================================================
   ニハソノ デモサイト 共通スタイル
   カラーは 13_Web構成.md 第5章（G5選定シート）に準拠
   茶 #9F5500 は使用しない
   ============================================================ */

/* ---------- トークン ---------- */
:root{
  --white:#FFFFFF;
  --ink:#1A1A1A;
  --ivory:#F5F1E6;
  --green-face:#35793A;   /* 面。白文字を載せる */
  --green-link:#3B863D;   /* 白地の文字・リンク */
  --green-deco:#3E8E41;   /* 罫線・アイコン。文字は載せない */
  --line:#DCD8CB;
  --muted:#54524B;        /* 白地で 7.4:1 */

  --wrap:1120px;
  --wrap-header:1280px;
  --gutter:24px;
  --radius:12px;
  --shadow:0 2px 12px rgba(0,0,0,.06);

  --header-h:88px;
  --header-h-min:64px;

  --t-fast:200ms;   /* 150〜200ms */
  --t-mid:600ms;    /* 400〜700ms */
  --t-slow:1400ms;  /* 1000ms以上 */
  --ease-out:cubic-bezier(.22,.61,.36,1);
  --ease-in:cubic-bezier(.55,.06,.68,.19);
  --ease-spring:cubic-bezier(.34,1.56,.64,1);
}

/* ---------- リセット ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--white);
  color:var(--ink);
  font-family:"Noto Sans JP","Hiragino Kaku Gothic ProN",Meiryo,sans-serif;
  font-weight:400;
  font-size:17px;
  line-height:1.9;
  padding-top:var(--header-h);
}
img{max-width:100%;height:auto;display:block}
a{color:var(--green-link)}
button{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{
  font-family:"Zen Maru Gothic","Noto Sans JP",sans-serif;
  font-weight:700;
  line-height:1.5;
  margin:0;
  letter-spacing:.01em;
  text-wrap:balance;
}
h1{font-size:40px}
h2{font-size:30px}
h3{font-size:22px}
p{margin:0 0 1.4em}
p:last-child{margin-bottom:0}

/* 資格の説明は本文をNoto Sans JPに寄せ、専門性が軽く見えないようにする */
.is-serious h2,.is-serious h3{font-family:"Noto Sans JP",sans-serif;font-weight:700;letter-spacing:0}

:focus-visible{outline:3px solid var(--green-link);outline-offset:3px;border-radius:4px}

/* ---------- レイアウト ---------- */
.wrap{width:100%;max-width:var(--wrap);margin-inline:auto;padding-inline:var(--gutter)}
.section{padding-block:96px}
.section--tight{padding-block:72px}
.section--ivory{background:var(--ivory)}
.section--green{background:var(--green-face);color:var(--white)}
.section--green h2,.section--green h3{color:var(--white)}
.section--green .section-lead{color:rgba(255,255,255,.92)}
/* グリーン面の上に載る白いカードの中は、通常の本文色に戻す */
.section--green .card h2,.section--green .card h3{color:var(--ink)}
.section--green .card p{color:var(--ink)}
.section--green .card .note-ai{color:var(--muted)}

.section-head{max-width:760px;margin-bottom:44px}
.section-head--center{margin-inline:auto;text-align:center}
.section-label{
  display:inline-block;font-size:17px;font-weight:700;letter-spacing:.12em;
  color:var(--green-link);margin-bottom:10px;
}
.section--green .section-label{color:#CFE6C9}
.section-lead{font-size:19px;line-height:1.9;margin-top:18px;color:var(--ink)}
.section--green .section-lead{color:rgba(255,255,255,.92)}

.grid{display:grid;gap:28px}
.grid--2{grid-template-columns:repeat(2,1fr)}
.grid--3{grid-template-columns:repeat(3,1fr)}
.grid--5{grid-template-columns:repeat(5,1fr)}

.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split--reverse .split__media{order:2}

/* ---------- ヘッダー ---------- */
.site-header{
  position:fixed;inset:0 0 auto 0;z-index:100;
  height:var(--header-h);
  background:var(--white);
  border-bottom:1px solid var(--line);
  transition:height var(--t-fast) var(--ease-out),background-color var(--t-fast) var(--ease-out);
}
.site-header.is-scrolled{
  height:var(--header-h-min);
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
}
.header-inner{
  max-width:var(--wrap-header);height:100%;margin-inline:auto;
  padding-inline:var(--gutter);
  display:flex;align-items:center;gap:24px;
}
.brand{
  display:flex;flex-direction:column;justify-content:center;
  text-decoration:none;color:var(--ink);flex:0 0 auto;line-height:1.3;
}
.brand__name{font-family:"Zen Maru Gothic",sans-serif;font-weight:700;font-size:24px;letter-spacing:.06em}

.gnav{margin-inline:auto}
.gnav ul{display:flex;align-items:center;gap:22px}
.gnav a{
  position:relative;display:inline-block;padding:6px 2px;
  color:var(--ink);text-decoration:none;font-size:17px;white-space:nowrap;
}
.gnav a::after{
  content:"";position:absolute;left:0;bottom:0;height:2px;width:100%;
  background:var(--green-deco);transform:scaleX(0);transform-origin:left center;
  transition:transform var(--t-fast) var(--ease-out);
}
.gnav a:hover::after,.gnav a[aria-current="page"]::after{transform:scaleX(1)}
.gnav a[aria-current="page"]{font-weight:700;color:var(--green-link)}

.header-actions{display:flex;align-items:center;gap:16px;flex:0 0 auto}
.header-tel{
  display:flex;align-items:center;gap:8px;text-decoration:none;color:var(--ink);
  font-weight:700;font-size:24px;line-height:1.3;letter-spacing:.02em;white-space:nowrap;
  transition:font-size var(--t-fast) var(--ease-out);
}
.site-header.is-scrolled .header-tel{font-size:20px}
.header-tel img{width:22px;height:22px;flex:0 0 auto}
.header-tel span{font-size:17px;font-weight:400;color:var(--muted)}

.nav-toggle{
  display:none;align-items:center;justify-content:center;gap:8px;
  background:none;border:1px solid var(--line);border-radius:8px;
  padding:8px 12px;font-size:17px;cursor:pointer;
  min-width:44px;min-height:44px;
}
.nav-toggle__bars{display:none;position:relative;width:20px;height:2px;background:var(--ink)}
.nav-toggle__bars::before,.nav-toggle__bars::after{
  content:"";position:absolute;left:0;width:20px;height:2px;background:var(--ink);
}
.nav-toggle__bars::before{top:-6px}
.nav-toggle__bars::after{top:6px}
/* 「ご相談」はモバイルのドロワーだけに出す（PCはヘッダー右のボタンが担う） */
.gnav__contact{display:none}

/* ---------- ボタン ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:16px 28px;border-radius:999px;border:2px solid transparent;
  font-size:17px;font-weight:700;text-decoration:none;cursor:pointer;
  line-height:1.4;text-align:center;
}
.btn--primary{background:var(--green-face);color:var(--white)}
.btn--primary:hover{background:#2E6A32}
.btn--outline{background:transparent;color:var(--green-link);border-color:var(--green-deco)}
.btn--outline:hover{background:rgba(62,142,65,.08)}
.btn--onDark{background:var(--white);color:var(--green-face)}
.btn--onDark:hover{background:#F2F7F1}
.btn--ghostOnDark{background:transparent;color:var(--white);border-color:rgba(255,255,255,.75)}
.btn--ghostOnDark:hover{background:rgba(255,255,255,.12)}
.btn--sm{padding:12px 22px}
.btn--block{width:100%}

/* テキストリンクの下線（左から右） */
.link{
  position:relative;color:var(--green-link);text-decoration:none;font-weight:700;
  display:inline-block;
}
.link::after{
  content:"";position:absolute;left:0;bottom:-2px;height:2px;width:100%;
  background:var(--green-deco);transform:scaleX(0);transform-origin:left center;
  transition:transform var(--t-fast) var(--ease-out);
}
.link:hover::after,.link:focus-visible::after{transform:scaleX(1)}
.link--onDark{color:#FFFFFF}
.link--onDark::after{background:#FFFFFF}

/* ---------- ヒーロー ---------- */
.hero{position:relative;min-height:min(78vh,640px);display:flex;align-items:center;overflow:hidden}
.hero__bg{position:absolute;inset:0}
.hero__bg img{width:100%;height:100%;object-fit:cover}
.hero__bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(26,26,26,.62) 0%,rgba(26,26,26,.42) 46%,rgba(26,26,26,.10) 100%);
}
.hero__inner{position:relative;z-index:1;padding-block:96px;color:var(--white)}
.hero__inner h1{color:var(--white);max-width:18em;text-shadow:0 2px 18px rgba(0,0,0,.35)}
.hero__sub{font-size:19px;margin-top:20px;max-width:34em;color:rgba(255,255,255,.95)}
.hero__actions{display:flex;flex-wrap:wrap;gap:16px;align-items:center;margin-top:36px}
.hero__tel{
  display:inline-flex;align-items:center;gap:10px;color:var(--white);text-decoration:none;
  font-size:24px;font-weight:700;line-height:1.3;
}
.hero__tel img{width:24px;height:24px;filter:brightness(0) invert(1)}
.hero__note{margin-top:22px;font-size:17px;color:rgba(255,255,255,.9)}

/* スクロール誘導矢印 */
.scroll-cue{
  position:absolute;left:50%;bottom:22px;transform:translateX(-50%);
  z-index:2;display:flex;flex-direction:column;align-items:center;gap:6px;
  color:var(--white);font-size:17px;
}
.scroll-cue__arrow{
  width:16px;height:16px;border-right:2px solid #fff;border-bottom:2px solid #fff;
  transform:rotate(45deg);animation:cue var(--t-slow) var(--ease-spring) infinite;
}
@keyframes cue{0%,100%{transform:rotate(45deg) translate(0,0)}50%{transform:rotate(45deg) translate(5px,5px)}}

/* 下層ヒーロー */
.hero--sub{min-height:340px}
.hero--sub .hero__inner{padding-block:64px}
.hero--sub h1{font-size:40px}

/* パンくず */
.crumbs{font-size:17px;color:rgba(255,255,255,.9);margin-bottom:14px}
.crumbs a{color:#fff;text-decoration:none;border-bottom:1px solid rgba(255,255,255,.6)}
.crumbs span{opacity:.75}

/* ---------- ドラッグ比較（主役層） ---------- */
.compare-block{max-width:960px;margin-inline:auto}
.compare-hint{
  display:flex;align-items:center;gap:10px;justify-content:center;
  font-size:17px;font-weight:700;color:var(--green-link);margin-bottom:16px;
}
.compare{
  position:relative;width:100%;aspect-ratio:16/9;border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow);background:var(--ivory);
  touch-action:none;cursor:ew-resize;user-select:none;-webkit-user-select:none;
  --pos:50%;
}
.compare img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  pointer-events:none;-webkit-user-drag:none;
}
.compare__clip{
  position:absolute;inset:0;
  clip-path:inset(0 calc(100% - var(--pos)) 0 0);
}
.compare.is-eased .compare__clip{transition:clip-path var(--t-fast) var(--ease-out)}
.compare.is-eased .compare__handle{transition:left var(--t-fast) var(--ease-out)}
.compare__label{
  position:absolute;top:16px;z-index:3;
  padding:8px 16px;border-radius:999px;font-size:17px;font-weight:700;
  background:rgba(26,26,26,.72);color:#fff;
}
.compare__label--l{left:16px}
.compare__label--r{right:16px}
.compare__handle{
  position:absolute;top:0;bottom:0;left:var(--pos);width:4px;margin-left:-2px;
  background:#fff;z-index:4;cursor:ew-resize;
  box-shadow:0 0 0 1px rgba(0,0,0,.12);
}
.compare__knob{
  position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
  width:56px;height:56px;border-radius:50%;background:#fff;
  box-shadow:0 2px 12px rgba(0,0,0,.28);
  display:flex;align-items:center;justify-content:center;gap:4px;
}
.compare__knob::before,.compare__knob::after{
  content:"";width:9px;height:9px;border-top:2px solid var(--green-face);border-right:2px solid var(--green-face);
}
.compare__knob::before{transform:rotate(-135deg)}
.compare__knob::after{transform:rotate(45deg)}
.compare__handle:focus-visible{outline:none}
.compare__handle:focus-visible .compare__knob{box-shadow:0 0 0 4px var(--green-face),0 2px 12px rgba(0,0,0,.28)}
.compare-caption{margin-top:12px;font-size:17px;color:var(--muted);text-align:right}
.compare-body{margin-top:28px;max-width:44em}

/* ---------- 画像・注記 ---------- */
.media{overflow:hidden;border-radius:var(--radius);background:var(--ivory)}
.media img{width:100%;transition:transform var(--t-mid) var(--ease-out)}
.media:hover img{transform:scale(1.05)}
.figure{margin:0}
.note-ai{
  margin-top:10px;font-size:17px;color:var(--muted);line-height:1.7;
}
.section--green .note-ai{color:rgba(255,255,255,.82)}

/* ---------- カード ---------- */
.card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:28px 24px;box-shadow:var(--shadow);
  display:flex;flex-direction:column;gap:12px;
  text-decoration:none;color:var(--ink);
  will-change:transform;
}
.card h3{font-size:22px}
.card p{font-size:17px}
.card__icon{width:56px;height:56px}
.card__more{margin-top:auto;color:var(--green-link);font-weight:700;font-size:17px;display:flex;align-items:center;gap:8px}
.card__more img{width:20px;height:20px}
.card--cert{padding:0;overflow:hidden}
.card--cert .card__body{padding:24px}
.card--cert .media{border-radius:0}

/* ---------- ステップ ---------- */
.steps{counter-reset:step;display:grid;gap:20px}
.steps--row{grid-template-columns:repeat(6,1fr)}
.step{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 18px;box-shadow:var(--shadow);
}
.step__no{
  display:inline-flex;align-items:center;justify-content:center;
  width:40px;height:40px;border-radius:50%;
  background:var(--green-face);color:#fff;font-weight:700;font-size:17px;margin-bottom:12px;
}
.step h3{font-size:22px;margin-bottom:8px}
.step p{font-size:17px}
.step__tag{
  display:inline-block;margin-top:10px;padding:4px 12px;border-radius:999px;
  background:var(--ivory);border:1px solid var(--line);font-size:17px;font-weight:700;
}
.steps--stack{grid-template-columns:1fr;gap:24px}
.steps--stack .step{display:grid;grid-template-columns:64px 1fr;gap:20px;align-items:start;padding:28px}
.steps--stack .step__no{margin-bottom:0}

/* ---------- アコーディオン ---------- */
.acc{border:1px solid var(--line);border-radius:var(--radius);background:var(--white);overflow:hidden}
.acc + .acc{margin-top:16px}
.acc__btn{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:24px;background:none;border:0;cursor:pointer;text-align:left;
  font-family:"Zen Maru Gothic","Noto Sans JP",sans-serif;font-weight:700;font-size:22px;line-height:1.5;
}
.is-serious .acc__btn{font-family:"Noto Sans JP",sans-serif}
.acc__btn:hover{background:#FBFAF6}
.acc__mark{
  flex:0 0 auto;width:32px;height:32px;border-radius:50%;
  border:2px solid var(--green-deco);position:relative;
  transition:transform var(--t-fast) var(--ease-out);
}
.acc__mark::before,.acc__mark::after{
  content:"";position:absolute;top:50%;left:50%;background:var(--green-deco);
  transform:translate(-50%,-50%);
}
.acc__mark::before{width:14px;height:2px}
.acc__mark::after{width:2px;height:14px;transition:opacity var(--t-fast) var(--ease-out)}
.acc__btn[aria-expanded="true"] .acc__mark::after{opacity:0}
.acc__panel{padding:0 24px 26px}
.acc__panel > *{max-width:46em}
.acc__panel .figure{max-width:640px}
.acc__panel[hidden]{display:none}

/* ---------- セクション区切り帯（季節） ---------- */
.divider{position:relative;height:220px;overflow:hidden}
.divider img{width:100%;height:100%;object-fit:cover}
.divider__note{
  position:absolute;right:var(--gutter);bottom:12px;
  font-size:17px;color:#fff;text-shadow:0 1px 6px rgba(0,0,0,.5);margin:0;
}
@media (max-width:768px){.divider{height:160px}}

/* ---------- 対応エリア ---------- */
.area{position:relative;overflow:hidden}
.area__bg{position:absolute;inset:0}
.area__bg img{width:100%;height:100%;object-fit:cover}
.area__bg::after{content:"";position:absolute;inset:0;background:rgba(255,255,255,.86)}
.area__inner{position:relative;z-index:1}
.area__group + .area__group{margin-top:32px}
.area__pref{
  display:flex;align-items:center;gap:12px;font-size:22px;font-weight:700;
  font-family:"Zen Maru Gothic",sans-serif;margin-bottom:14px;
}
.area__pref img{width:26px;height:26px}
.area__list{display:flex;flex-wrap:wrap;gap:10px}
.area__list li{
  background:var(--white);border:1px solid var(--line);border-radius:999px;
  padding:8px 16px;font-size:17px;
}
.area__note{margin-top:28px;font-size:17px;color:var(--muted)}

/* ---------- CTA帯 ---------- */
.cta{position:relative;overflow:hidden;color:var(--white);text-align:center}
.cta__bg{position:absolute;inset:0}
.cta__bg img{width:100%;height:100%;object-fit:cover}
.cta__bg::after{content:"";position:absolute;inset:0;background:rgba(53,121,58,.88)}
.cta__inner{position:relative;z-index:1;padding-block:88px}
.cta h2{color:var(--white)}
.cta p{margin-top:16px;font-size:19px;color:rgba(255,255,255,.94)}
.cta__actions{display:flex;flex-wrap:wrap;gap:16px;justify-content:center;margin-top:32px}
.cta__contacts{
  display:flex;flex-wrap:wrap;gap:14px 40px;justify-content:center;margin-top:32px;
  padding-top:28px;border-top:1px solid rgba(255,255,255,.3);
}
.cta__contacts a{
  display:inline-flex;align-items:center;gap:10px;color:#fff;text-decoration:none;
  font-size:24px;font-weight:700;line-height:1.3;
}
.cta__contacts a img{width:24px;height:24px;filter:brightness(0) invert(1)}
.cta__contacts .sub{font-size:17px;font-weight:400;color:rgba(255,255,255,.85)}

/* セクション末尾CTA */
.sec-cta{margin-top:36px}

/* ---------- フッター ---------- */
.site-footer{background:var(--ivory);border-top:1px solid var(--line);padding-block:64px 40px}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr .8fr;gap:44px}
.footer-brand .brand__name{font-size:24px}
.footer-info{margin-top:18px;font-size:17px;line-height:1.9}
.footer-info dt{font-weight:700;color:var(--muted);font-size:17px}
.footer-info dd{margin:0 0 12px}
.footer-info a{color:var(--green-link);text-decoration:none}
.footer-info a:hover{text-decoration:underline}
.footer-h{font-size:17px;font-weight:700;margin-bottom:14px;letter-spacing:.08em;color:var(--muted)}
.footer-nav li + li{margin-top:10px}
.footer-nav a{color:var(--ink);text-decoration:none;font-size:17px}
.footer-nav a:hover{color:var(--green-link);text-decoration:underline}
.sns{display:flex;gap:12px;margin-top:8px}
.sns a{
  display:inline-flex;align-items:center;justify-content:center;
  width:48px;height:48px;border-radius:50%;background:var(--white);
  border:1px solid var(--line);color:var(--green-face);text-decoration:none;
}
.sns a:hover{background:#fff;border-color:var(--green-deco)}
.sns svg{width:22px;height:22px;fill:currentColor}
.footer-bottom{
  margin-top:44px;padding-top:26px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:16px;justify-content:space-between;align-items:flex-start;
}
.demo-note{
  font-size:17px;line-height:1.8;color:var(--muted);max-width:64em;
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:16px 20px;
}
.copyright{font-size:17px;color:var(--muted)}

/* ---------- 本文用パーツ ---------- */
.prose h3{margin-top:36px;margin-bottom:12px}
.prose h3:first-child{margin-top:0}
.quote{
  border-left:4px solid var(--green-deco);padding:4px 0 4px 22px;margin:26px 0;
  font-size:19px;line-height:1.9;
}
.panel{
  background:var(--ivory);border:1px solid var(--line);border-radius:var(--radius);
  padding:32px;
}
.section--ivory .panel{background:var(--white)}
.panel--outline{background:var(--white);border:2px solid var(--green-deco)}
.list-check li{position:relative;padding-left:32px;margin-bottom:12px}
.list-check li::before{
  content:"";position:absolute;left:6px;top:.62em;width:10px;height:6px;
  border-left:2px solid var(--green-deco);border-bottom:2px solid var(--green-deco);
  transform:rotate(-45deg);
}
.dl-spec{display:grid;grid-template-columns:180px 1fr;gap:0}
.dl-spec dt,.dl-spec dd{padding:16px 0;border-bottom:1px solid var(--line);margin:0;font-size:17px}
.dl-spec dt{font-weight:700}
.anchor-target{scroll-margin-top:calc(var(--header-h) + 24px)}

/* ---------- フォーム（見た目のみ） ---------- */
.form{display:grid;gap:22px}
.field{display:grid;gap:8px}
.field label{font-weight:700;font-size:17px}
.field .req{
  display:inline-block;margin-left:8px;padding:2px 10px;border-radius:999px;
  background:var(--green-face);color:#fff;font-size:17px;font-weight:700;line-height:1.6;
}
.field input,.field select,.field textarea{
  font:inherit;font-size:17px;line-height:1.7;
  padding:14px 16px;border:1px solid var(--line);border-radius:8px;background:var(--white);
  color:var(--ink);width:100%;
}
.field input:focus,.field select:focus,.field textarea:focus{outline:3px solid var(--green-link);outline-offset:2px;border-color:var(--green-deco)}
.field .help{font-size:17px;color:var(--muted);line-height:1.7}
.form-note{
  background:var(--ivory);border:1px solid var(--line);border-radius:var(--radius);
  padding:20px 24px;font-size:17px;
}

/* 大きな電話番号 */
.tel-big{
  display:inline-flex;align-items:center;gap:14px;text-decoration:none;color:var(--ink);
  font-weight:700;font-size:32px;line-height:1.3;letter-spacing:.02em;
}
.tel-big img{width:34px;height:34px}
.tel-sub{
  display:inline-flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);
  font-weight:700;font-size:24px;line-height:1.3;margin-top:10px;
}
.tel-sub img{width:24px;height:24px}
.mail-big{
  display:inline-flex;align-items:center;gap:14px;text-decoration:none;color:var(--ink);
  font-weight:700;font-size:24px;line-height:1.4;word-break:break-all;
}
.mail-big img{width:28px;height:28px;flex:0 0 auto}

/* 404 */
.err{padding-block:120px;text-align:center}
.err h1{margin-bottom:20px}
.err__actions{display:flex;flex-wrap:wrap;gap:16px;justify-content:center;margin-top:36px}

/* ---------- レスポンシブ ---------- */
@media (max-width:1180px){
  .gnav ul{gap:16px}
  .gnav a{font-size:17px}
  .header-tel{font-size:20px}
}
@media (max-width:1040px){
  .gnav{
    position:absolute;top:100%;left:0;right:0;background:var(--white);
    border-bottom:1px solid var(--line);box-shadow:var(--shadow);
    margin:0;padding:16px var(--gutter) 24px;
  }
  .gnav[hidden]{display:none}
  .gnav ul{flex-direction:column;align-items:stretch;gap:0}
  .gnav li + li{border-top:1px solid var(--line)}
  .gnav a{display:block;padding:16px 4px}
  .gnav a::after{display:none}
  .nav-toggle{display:inline-flex}
  .header-actions{margin-left:auto}
  .gnav__contact{display:block}
  .gnav__contact a{font-weight:700;color:var(--green-link)}
  .steps--row{grid-template-columns:repeat(3,1fr)}
  .grid--5{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:900px){
  .grid--3{grid-template-columns:1fr}
  .split{grid-template-columns:1fr;gap:32px}
  .split--reverse .split__media{order:0}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  :root{--header-h:72px;--header-h-min:60px}
  .section{padding-block:64px}
  .section--tight{padding-block:52px}
  h1{font-size:30px}
  h2{font-size:24px}
  h3{font-size:20px}
  .hero--sub h1{font-size:30px}
  .grid--2,.grid--5,.steps--row{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .dl-spec{grid-template-columns:1fr}
  .dl-spec dt{padding-bottom:0;border-bottom:0}
  .header-inner{gap:12px;padding-inline:16px}
  .brand__name{font-size:20px}
  .header-actions .btn{display:none}  /* 電話は常時表示のまま。相談はドロワーとCTA帯から */
  .nav-toggle__text{display:none}
  .nav-toggle__bars{display:block}
  .nav-toggle{padding:8px}
  .header-tel{font-size:17px}
  .header-tel span{display:none}
  .tel-big{font-size:24px}
  .steps--stack .step{grid-template-columns:1fr;gap:12px}
  .compare__knob{width:48px;height:48px}
  .cta__contacts a{font-size:20px}
}

/* ---------- モーション無効化 ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  .media:hover img{transform:none}
  .scroll-cue__arrow{animation:none}
}