/* 株式会社ＭＩＣＫ 新サイト（B案：作業の現場と流れが主役。白地×深緑、外部読み込みなし。決めごとは DESIGN.md） */
:root{
  --ink:#1c2730;
  --green:#0d6b58;
  --green-2:#0a5847;
  --tint:#eef4f1;
  --paper:#ffffff;
  --paper-2:#f6f7f5;
  --text:#1f2a30;
  --muted:#56626a;
  --line:rgba(28,39,48,.12);
  --on-dark:#ffffff;
  --on-dark-muted:rgba(255,255,255,.78);
  --sans:"Hiragino Sans","Hiragino Kaku Gothic ProN","Noto Sans JP","Yu Gothic","YuGothic","Meiryo",sans-serif;
  --serif:"Hiragino Mincho ProN","Yu Mincho","YuMincho","Noto Serif JP","BIZ UDPMincho",serif;
  --wrap:1200px;
  --gutter:clamp(24px,4.5vw,48px);
  --sec:clamp(88px,10vw,136px);
  --header:76px;
  --ease:cubic-bezier(.2,.6,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--header) + 16px);-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--text);font-family:var(--sans);font-size:16px;line-height:1.9;letter-spacing:.03em}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid var(--green);outline-offset:3px;border-radius:4px}
p{margin:0 0 1.2em}
h1,h2,h3,h4,p,li,dt,dd{word-break:auto-phrase;text-wrap:pretty}
h1,h2,h3,h4{font-weight:700;letter-spacing:.04em;line-height:1.45;margin:0;color:var(--ink)}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

.wrap{max-width:var(--wrap);margin-inline:auto;padding-inline:var(--gutter);width:100%}
.nw{white-space:nowrap}
.visually-hidden{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:12px;top:-60px;z-index:100;background:var(--ink);color:#fff;padding:10px 16px;border-radius:6px;text-decoration:none}
.skip:focus{top:12px}

/* ボタン */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:12px;min-height:56px;padding:12px 28px;white-space:nowrap;border-radius:8px;border:0;font:inherit;font-weight:700;text-decoration:none;letter-spacing:.06em;cursor:pointer;transition:background .25s var(--ease),color .25s var(--ease),transform .25s var(--ease)}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--green);color:#fff}
.btn-primary:hover{background:var(--green-2)}
.btn-ghost{border:1.5px solid var(--ink);color:var(--ink);background:#fff}
.btn-ghost:hover{background:var(--ink);color:#fff}
.btn-white{background:#fff;color:var(--green)}
.btn-white:hover{background:var(--tint)}
.btn-line-light{border:1.5px solid rgba(255,255,255,.6);color:#fff;background:transparent}
.btn-line-light:hover{background:rgba(255,255,255,.1)}
.btn .arrow{transition:transform .25s var(--ease)}
.btn:hover .arrow{transform:translateX(3px)}
.text-link{color:var(--green);font-weight:700;text-decoration:none;border-bottom:1.5px solid currentColor;padding-bottom:2px}
.text-link:hover{color:var(--green-2)}

/* ヘッダー */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.95);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.site-header .wrap{display:flex;align-items:center;gap:26px;height:var(--header)}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--ink);margin-right:auto}
.brand svg{width:36px;height:28px;flex:none}
.brand-name{font-size:21px;font-weight:800;letter-spacing:.14em;line-height:1.1}
.brand-sub{display:block;font-size:11px;letter-spacing:.14em;color:var(--muted);font-weight:600;margin-top:3px;white-space:nowrap}
.site-nav ul{display:flex;gap:24px;list-style:none;margin:0;padding:0}
.site-nav a{font-size:14px;font-weight:600;text-decoration:none;color:var(--ink)}
.site-nav a:hover,.site-nav a[aria-current="page"]{color:var(--green)}
.site-nav a[aria-current="page"]{text-decoration:underline;text-underline-offset:8px;text-decoration-thickness:2px}
.header-tel{display:flex;flex-direction:column;align-items:flex-end;text-decoration:none;line-height:1.25}
.header-tel b{font-size:19px;letter-spacing:.06em;color:var(--ink)}
.header-tel small{font-size:11px;color:var(--muted);letter-spacing:.08em}
.header-cta{display:inline-flex;align-items:center;min-height:46px;padding:0 20px;border-radius:8px;background:var(--green);color:#fff;font-size:14px;font-weight:700;text-decoration:none;letter-spacing:.06em}
.header-cta:hover{background:var(--green-2)}
.menu-toggle,.tel-mini{display:none}
.menu-toggle{align-items:center;justify-content:center;width:44px;height:44px;border:1px solid var(--line);border-radius:50%;background:none;cursor:pointer}
.menu-toggle span,.menu-toggle span::before,.menu-toggle span::after{display:block;width:18px;height:2px;background:var(--ink);position:relative}
.menu-toggle span::before,.menu-toggle span::after{content:"";position:absolute;left:0}
.menu-toggle span::before{top:-6px}.menu-toggle span::after{top:6px}
.tel-mini{align-items:center;justify-content:center;width:44px;height:44px;border-radius:50%;background:var(--green);color:#fff}
.tel-mini svg{width:18px;height:18px}

/* トップの最初の画面 */
.hero{background:linear-gradient(180deg,var(--paper-2) calc(100% - 40px),#fff calc(100% - 40px))}
.hero-main{display:grid;grid-template-columns:5fr 7fr;align-items:center;gap:clamp(28px,4vw,56px);padding-block:clamp(24px,3.5vh,40px) clamp(24px,3.5vh,36px)}
.hero-eyebrow{display:inline-flex;align-items:center;gap:10px;margin:0 0 18px;padding:6px 14px;border-radius:999px;background:var(--tint);color:var(--green);font-size:13px;font-weight:700;letter-spacing:.08em}
.hero h1{font-size:clamp(30px,3.3vw,44px);line-height:1.42;letter-spacing:.03em}
.hero-lead{margin:20px 0 26px;color:var(--muted);font-size:16px;line-height:1.95;max-width:30em}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}
.hero-tel{margin:18px 0 0;font-size:14px;color:var(--muted)}
.hero-tel a{font-weight:700;color:var(--ink);font-size:17px;letter-spacing:.06em;text-decoration:none;margin-left:6px}
.hero-photo{position:relative;margin:0;border-radius:14px;overflow:hidden;aspect-ratio:4/3;max-height:calc(100svh - var(--header) - 200px)}
.hero-photo img{width:100%;height:100%;object-fit:cover;object-position:62% 40%}

/* 流れの4段（最初の画面の下端） */
.steps-bar ol{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:0 10px 30px rgba(28,39,48,.06);overflow:hidden}
.steps-bar li{position:relative;display:flex;align-items:center;gap:14px;padding:18px 22px}
.steps-bar li+li{border-left:1px solid var(--line)}
.steps-bar li+li::before{content:"";position:absolute;left:-7px;top:50%;width:12px;height:12px;background:#fff;border-top:1px solid var(--line);border-right:1px solid var(--line);transform:translateY(-50%) rotate(45deg)}
.steps-bar .n{flex:none;display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:var(--green);color:#fff;font-size:14px;font-weight:800}
.steps-bar b{font-size:15px;color:var(--ink);line-height:1.4}
.steps-bar small{display:block;font-size:12px;color:var(--muted);font-weight:600;letter-spacing:.1em}

/* 下層ページの最初の帯 */
.page-head{background:var(--paper-2);padding-block:clamp(40px,6vw,72px) clamp(36px,5vw,56px);border-bottom:1px solid var(--line)}
.crumbs{list-style:none;display:flex;flex-wrap:wrap;gap:8px;margin:0 0 18px;padding:0;font-size:13px;color:var(--muted)}
.crumbs li+li::before{content:"›";margin-right:8px}
.crumbs a{text-decoration:none}
.crumbs a:hover{color:var(--green)}
.page-head h1{font-size:clamp(28px,3.4vw,42px)}
.page-head p{margin:14px 0 0;color:var(--muted);max-width:40em}

/* 区画 */
.sec{padding-block:var(--sec)}
.hero+.sec{padding-top:clamp(72px,8vw,112px)}
.sec-alt{background:var(--paper-2)}
.sec-head{margin-bottom:48px;max-width:46em}
.sec-head.split{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:end;max-width:none}
.sec-label{margin:0 0 12px;font-size:13px;font-weight:700;letter-spacing:.16em;color:var(--green)}
.sec-title{font-size:clamp(26px,3vw,38px)}
.sec-head p{margin:16px 0 0;color:var(--muted)}
.sec-head.split p{margin:0}
.sec-more{margin-top:40px}

/* 困りごと */
.trouble{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.trouble li{background:#fff;border:1px solid var(--line);border-radius:12px;padding:26px 22px 24px}
.trouble .n{display:block;font-size:13px;font-weight:800;color:var(--green);letter-spacing:.1em;margin-bottom:10px}
.trouble p{margin:0;font-weight:700;color:var(--ink);line-height:1.75}
.answer{margin-top:28px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px 32px;padding:24px 28px;border-radius:12px;background:var(--tint)}
.answer p{margin:0;font-weight:700;color:var(--ink)}

/* 事業内容 */
.biz{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,4vw,56px);align-items:center}
.biz>.ph{height:clamp(280px,32vw,420px)}
.biz .tag,.card .tag{display:inline-block;margin-bottom:10px;padding:3px 12px;border-radius:999px;background:var(--tint);color:var(--green);font-size:12px;font-weight:700;letter-spacing:.08em}
.biz h3{font-size:24px}
.biz-tasks{margin-top:18px!important}
.card-row{margin-top:clamp(28px,4vw,48px);display:grid;grid-template-columns:5fr 7fr;align-items:center}
.card-row .ph{height:100%;min-height:220px}
.card-row .body{padding:clamp(24px,3.4vw,44px)}
.ph{position:relative;margin:0;border-radius:14px;overflow:hidden;background:var(--paper-2)}
.ph img{width:100%;height:100%;object-fit:cover}
.biz-tasks{list-style:none;margin:28px 0 0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:12px}
.biz-tasks li{display:flex;align-items:center;gap:12px;padding:14px 18px;border:1px solid var(--line);border-radius:10px;font-weight:700;color:var(--ink)}
.biz-tasks li::before{content:"";flex:none;width:8px;height:8px;border-radius:50%;background:var(--green)}
.biz-etc{margin:12px 0 0;color:var(--muted);font-size:14px}
.card{border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#fff}
.card .ph{border-radius:0;height:clamp(200px,20vw,260px)}
.card .body{padding:24px 26px 26px}
.card h3{font-size:22px;margin-bottom:8px}
.card p{margin:0;color:var(--muted)}
.machines{margin-top:22px;padding:22px 24px;border:1px solid var(--line);border-radius:12px;background:#fff}
.machines h3,.machines h4{font-size:14px;color:var(--muted);letter-spacing:.1em;margin-bottom:10px}
.chips{display:flex;flex-wrap:wrap;gap:10px;list-style:none;margin:0;padding:0}
.chips li{padding:6px 16px;border-radius:999px;background:var(--tint);color:var(--green);font-weight:700;font-size:15px}

/* ご依頼の流れ（トップの要約） */
.flow-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,4vw,56px);align-items:start}
.flow{list-style:none;margin:0;padding:0}
.flow li{position:relative;display:grid;grid-template-columns:56px 1fr;gap:20px;padding-bottom:30px}
.flow li:not(:last-child)::after{content:"";position:absolute;left:27px;top:60px;bottom:6px;width:2px;background:repeating-linear-gradient(var(--green) 0 6px,transparent 6px 12px);opacity:.35}
.flow .n{display:grid;place-items:center;width:56px;height:56px;border-radius:50%;background:var(--tint);color:var(--green);font-weight:800;font-size:21px;line-height:1}
.flow h3{font-size:19px;margin:12px 0 6px}
.flow p{margin:0;color:var(--muted);font-size:15.5px}
.flow-side{position:sticky;top:calc(var(--header) + 24px)}
.frame{position:relative;overflow:hidden;border-radius:14px;height:clamp(300px,34vw,440px)}
.frame img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}

/* ご依頼の流れ（企業様へのページ：写真つき4段） */
.steps{list-style:none;margin:0;padding:0;display:grid;gap:clamp(40px,5vw,64px)}
.step{display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,4vw,56px);align-items:center}
.step:nth-child(even) .ph{order:2}
.step .ph{height:clamp(240px,28vw,360px)}
.step .no{display:inline-flex;align-items:center;gap:12px;margin:0 0 14px;font-weight:800;color:var(--green);letter-spacing:.12em;font-size:14px}
.step .no b{display:grid;place-items:center;width:44px;height:44px;border-radius:50%;background:var(--green);color:#fff;font-size:18px;letter-spacing:0}
.step h3{font-size:clamp(22px,2.4vw,28px);margin-bottom:12px}
.step p{margin:0;color:var(--muted)}

/* よくあるご質問 */
.faq{display:grid;gap:14px;margin:0;max-width:880px}
.faq-item{border:1px solid var(--line);border-radius:12px;padding:22px 26px;background:#fff}
.faq dt,.faq dd{display:grid;grid-template-columns:36px 1fr;gap:12px;margin:0}
.faq dt{font-weight:700;color:var(--ink);font-size:17px}
.faq dd{margin-top:10px;color:var(--muted)}
.faq .m{font-weight:800;color:var(--green)}
.faq dd .m{color:var(--muted)}

/* 経営理念（濃い帯） */
.on-dark{background:var(--ink);color:var(--on-dark)}
.on-dark h2,.on-dark h3{color:#fff}
.on-dark .sec-label{color:#8fd1bf}
.philo{display:grid;grid-template-columns:5fr 6fr;gap:clamp(32px,5vw,72px);align-items:center}
.philo-photo{position:relative;margin:0;aspect-ratio:1;max-width:420px;border-radius:50%;overflow:hidden;justify-self:center;width:100%}
.philo-photo img{width:100%;height:100%;object-fit:cover}
.motto-title{font-family:var(--serif);font-weight:600;font-size:clamp(34px,4.2vw,54px);letter-spacing:.12em;line-height:1.4}
.motto-title rt{font-family:var(--sans);font-size:.24em;letter-spacing:.3em;color:#8fd1bf;font-weight:700}
.motto-text{margin:22px 0 0;color:var(--on-dark-muted);max-width:34em}
.acro{list-style:none;margin:32px 0 0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid rgba(255,255,255,.16)}
.acro li{display:flex;flex-direction:column;gap:4px;padding:18px 14px 0;border-left:1px solid rgba(255,255,255,.16)}
.acro li:first-child{border-left:0;padding-left:0}
.acro .l{font-family:var(--serif);font-size:clamp(30px,3vw,40px);line-height:1;color:#8fd1bf;font-weight:600}
.acro .w{font-family:var(--serif);font-size:15px;letter-spacing:.1em;color:#fff;white-space:nowrap}
.nasebanaru{margin:30px 0 0;font-family:var(--serif);font-size:clamp(16px,1.6vw,19px);letter-spacing:.2em;color:var(--on-dark-muted)}
.nasebanaru span{white-space:nowrap}
.philo-page{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,5vw,72px);align-items:start}

/* 内職さん募集 */
.recruit{display:grid;grid-template-columns:5fr 7fr;gap:clamp(28px,4vw,56px);align-items:center}
.recruit .ph{height:clamp(240px,28vw,340px)}
.status{display:inline-flex;align-items:center;gap:10px;margin:0 0 18px;padding:8px 16px;border-radius:999px;background:#fff;border:1px solid var(--line);font-weight:700;color:var(--ink)}
.status::before{content:"";width:8px;height:8px;border-radius:50%;background:#b8860b}
.recruit h3{font-size:18px;margin:8px 0 12px}

/* 会社概要 */
.info{margin:0;border-top:2px solid var(--ink)}
.info>div{display:grid;grid-template-columns:150px 1fr;gap:20px;padding:20px 4px;border-bottom:1px solid var(--line)}
.info dt{font-weight:700;color:var(--ink)}
.info dd{margin:0}
.info .sub{display:block;margin-top:8px;color:var(--muted);font-size:15px}
.info a{color:var(--green);font-weight:700;text-decoration:none}
.map{margin-top:48px;border-radius:14px;overflow:hidden;border:1px solid var(--line);height:clamp(280px,36vw,420px)}
.map iframe{width:100%;height:100%;border:0;display:block}
.company-grid{display:grid;grid-template-columns:7fr 5fr;gap:clamp(28px,4vw,56px);align-items:start}

/* お問い合わせの帯 */
.cta{border-radius:16px;padding:clamp(28px,4.4vw,52px) clamp(24px,4.4vw,56px);display:grid;grid-template-columns:1fr auto;gap:24px 48px;align-items:center}
.cta h2{font-size:clamp(22px,2.4vw,30px);margin-bottom:10px}
.cta p{margin:0;color:var(--on-dark-muted)}
.cta-actions{display:flex;flex-wrap:wrap;align-items:center;gap:14px 22px}
.cta-tel{color:#fff;text-decoration:none;line-height:1.3}
.cta-tel small{display:block;font-size:12px;color:var(--on-dark-muted);letter-spacing:.08em}
.cta-tel b{font-size:24px;letter-spacing:.06em}
.cta-wrap{padding-block:0 var(--sec)}

/* お問い合わせフォーム */
.contact-grid{display:grid;grid-template-columns:7fr 4fr;gap:clamp(28px,4vw,56px);align-items:start}
.form{display:grid;gap:22px}
.field label{display:flex;align-items:center;gap:10px;font-weight:700;color:var(--ink);margin-bottom:8px}
.req,.opt{font-size:11px;font-weight:700;padding:1px 8px;border-radius:4px;letter-spacing:.06em}
.req{background:var(--green);color:#fff}
.opt{background:var(--paper-2);color:var(--muted);border:1px solid var(--line)}
.field input[type=text],.field input[type=email],.field textarea{width:100%;font:inherit;font-size:16px;color:var(--text);padding:14px 16px;border:1.5px solid rgba(28,39,48,.25);border-radius:8px;background:#fff}
.field textarea{min-height:200px;resize:vertical;line-height:1.8}
.field input:focus,.field textarea:focus{border-color:var(--green)}
.field[data-invalid] input,.field[data-invalid] textarea{border-color:#b42318;background:#fffafa}
.field .err{display:none;margin:8px 0 0;color:#b42318;font-size:14px;font-weight:600}
.field[data-invalid] .err{display:block}
.field .hint{margin:6px 0 0;font-size:13px;color:var(--muted)}
.agree label{font-weight:600}
.agree input{width:20px;height:20px;accent-color:var(--green);flex:none}
.form-actions{display:flex;flex-wrap:wrap;align-items:center;gap:16px}
.form-status{margin:0;padding:16px 20px;border-radius:10px;font-weight:700}
.form-status:empty{display:none}
.form-status.ok{background:var(--tint);color:var(--green-2)}
.form-status.ng{background:#fdecea;color:#912018}
.side-box{border:1px solid var(--line);border-radius:14px;padding:26px;background:var(--paper-2)}
.side-box h2{font-size:18px;margin-bottom:10px}
.side-box p{margin:0 0 12px;color:var(--muted);font-size:15px}
.side-box .tel{display:block;font-size:24px;font-weight:800;color:var(--ink);text-decoration:none;letter-spacing:.06em;margin:4px 0 12px}

/* プライバシーポリシー */
.prose>*{max-width:780px}
.prose h2{font-size:20px;margin:44px 0 12px}
.prose h2:first-child{margin-top:0}
.prose ol,.prose ul{padding-left:1.4em;margin:0 0 1.2em}
.prose li{margin-bottom:6px}
.prose .meta{color:var(--muted);font-size:14px;margin-top:44px}

/* フッター */
.site-footer{padding-block:64px 32px}
.footer-grid{display:grid;grid-template-columns:1fr auto;gap:32px 64px;align-items:start}
.footer-brand{display:flex;align-items:center;gap:12px;margin:0 0 14px;font-size:18px;font-weight:800;letter-spacing:.1em}
.footer-brand svg{width:36px;height:28px}
.site-footer address{font-style:normal;color:var(--on-dark-muted);font-size:14px;line-height:1.9}
.site-footer address a{color:#fff;text-decoration:none;font-weight:700}
.footer-nav ul{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(2,auto);gap:10px 40px}
.footer-nav a{color:var(--on-dark-muted);text-decoration:none;font-size:14px}
.footer-nav a:hover{color:#fff}
.photo-note{margin:40px 0 0;font-size:12px;color:rgba(255,255,255,.6);letter-spacing:.06em}
.copyright{margin:12px 0 0;padding-top:20px;border-top:1px solid rgba(255,255,255,.14);font-size:12px;color:rgba(255,255,255,.6);letter-spacing:.06em}

/* 404 */
.notfound{padding-block:var(--sec);text-align:center}
.notfound h1{font-size:clamp(26px,3vw,36px);margin-bottom:14px}
.notfound p{color:var(--muted)}

/* 動き：スクロールで現れる・写真の追いかけ（最初の画面は動かさない） */
.js .rv{opacity:0;transform:translateY(18px);transition:opacity .7s var(--ease),transform .7s var(--ease);transition-delay:calc(var(--d,0)*80ms)}
.js .rv.in{opacity:1;transform:none}
@supports (animation-timeline:view()){
  .frame img{height:124%;top:-12%;animation:drift linear both;animation-timeline:view();animation-range:entry 0% exit 100%}
  @keyframes drift{from{transform:translateY(-7%)}to{transform:translateY(7%)}}
}
@media (prefers-reduced-motion:reduce){.js .rv{opacity:1;transform:none;transition:none}.frame img{animation:none;height:100%;top:0}.btn,.btn .arrow{transition:none}}

/* 幅が狭い時 */
@media (max-width:1080px){
  .js .site-nav{display:none}
  .js .menu-toggle{display:inline-flex}
  .site-nav.is-open{display:block;position:absolute;left:0;right:0;top:var(--header);background:#fff;border-bottom:1px solid var(--line);padding:8px var(--gutter) 20px;box-shadow:0 12px 24px rgba(28,39,48,.08)}
  .site-nav.is-open ul{flex-direction:column;gap:0}
  .site-nav.is-open a{display:block;padding:14px 0;border-bottom:1px solid var(--line);font-size:16px}
  .trouble{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:960px){
  :root{--header:64px}
  .header-tel,.header-cta{display:none}
  .tel-mini{display:inline-flex}
  .site-header .wrap{gap:12px}
  .brand-sub .sub2{display:none}
  .hero{background:var(--paper-2)}
  .hero-main{grid-template-columns:1fr;gap:18px;padding-block:0 28px;align-content:start}
  .hero-photo{order:-1;margin-inline:calc(var(--gutter) * -1);border-radius:0;aspect-ratio:auto;height:clamp(200px,52vw,320px);max-height:none}
  .hero h1{font-size:clamp(25px,7vw,32px)}
  .hero-eyebrow{margin-bottom:12px;font-size:12px}
  .hero-lead{margin:12px 0 18px;font-size:15px;line-height:1.85}
  .hero-actions .btn{flex:1 1 100%;min-height:52px}
  .hero-tel{margin-top:12px}
  .steps-bar{display:none}
  .sec-head.split,.biz,.card-row,.flow-grid,.philo,.philo-page,.recruit,.company-grid,.contact-grid,.step,.cta,.footer-grid{grid-template-columns:1fr}
  .step:nth-child(even) .ph{order:0}
  .flow-side{position:static}
  .philo-photo{max-width:260px}
  .cta-actions .btn{flex:1 1 100%}
  .info>div{grid-template-columns:1fr;gap:4px}
}
@media (max-width:560px){
  .trouble{grid-template-columns:1fr}
  .biz-tasks{grid-template-columns:1fr}
  .acro{grid-template-columns:repeat(2,1fr);row-gap:14px}
  .acro li{padding:12px 0 0 14px}
  .acro li:nth-child(odd){border-left:0;padding-left:0}
  .acro li:nth-child(even){border-left:1px solid rgba(255,255,255,.16)}
  .footer-nav ul{grid-template-columns:1fr 1fr;gap:10px 24px}
  .answer{padding:20px}
  .answer .btn{flex:1 1 100%}
  .btn{white-space:normal;text-align:center}
}

/* JS が止まった時：メニューを常時表示し、ヘッダーを折り返す */
html:not(.js) .site-header{position:static}
html:not(.js) .site-header .wrap{flex-wrap:wrap;height:auto;padding-block:12px}
html:not(.js) .site-nav ul{flex-wrap:wrap;gap:8px 18px}

/* 機械の写真（企業様へ） */
.machine-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(20px,3vw,32px)}
.machine-grid .body{padding:18px 22px}
.machine-grid h3{font-size:19px;margin:0}
@media (max-width:560px){.machine-grid{grid-template-columns:1fr}}