/* ==========================================================================
   有限会社サンユウ自動車工業 ご提案用デモ
   会社の空気: 「創業53年、東松山で家族的に営む、顔の見える近所の車検工場」
   配色: 現行サイトの紺(見出し・社名)とターコイズ(縁取り・バッジ)を軸に、
        現行のゴールドのリボン("創業53年 地域密着")をCTAのアクセントへ引き継ぐ。
   書体: 見出し=Zen Kaku Gothic New(親しみやすい太めのゴシック)/ 本文=Noto Sans JP
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Zen+Kaku+Gothic+New:wght@500;700;900&family=Noto+Sans+JP:wght@400;500;700&display=swap');

:root{
  --navy:#16324a;
  --navy-d:#0d2032;
  --navy-l:#294f6d;
  --teal:#1c8c86;
  --teal-d:#136561;
  --amber:#e2872f;
  --amber-d:#bd6c1c;
  --ink:#26323c;
  --paper:#faf6ef;
  --paper-2:#f1ead9;
  --line:#e3d9c4;
  --white:#ffffff;
  --radius:14px;
  --radius-sm:8px;
  --shadow:0 14px 30px rgba(22,50,74,.10);
  --shadow-sm:0 6px 14px rgba(22,50,74,.08);
  --ff-head:"Zen Kaku Gothic New","Noto Sans JP",-apple-system,BlinkMacSystemFont,"Hiragino Kaku Gothic ProN","Yu Gothic",sans-serif;
  --ff-body:"Noto Sans JP",-apple-system,BlinkMacSystemFont,"Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;
}

*{box-sizing:border-box}
html{font-size:16px;scroll-behavior:smooth}
body{
  margin:0;font-family:var(--ff-body);color:var(--ink);background:var(--paper);
  font-size:1.0625rem;line-height:1.85;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit}
h1,h2,h3,h4{font-family:var(--ff-head);color:var(--navy);line-height:1.4;margin:0 0 .6em}
p{margin:0 0 1em}
ul,ol{margin:0;padding:0;list-style:none}
.inner{max-width:1120px;margin:0 auto;padding:0 22px}
.section{padding:64px 0}
.section.soft{background:var(--paper-2)}
.section.navy{background:var(--navy);color:#eef3f6}
.section.navy h2,.section.navy h3{color:#fff}
.section-head{max-width:760px;margin:0 0 34px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{display:inline-block;font-family:var(--ff-head);font-weight:700;font-size:.78rem;letter-spacing:.14em;color:var(--teal-d);margin-bottom:.6em}
.section.navy .eyebrow{color:#7fd8d0}
.section-head h2{font-size:clamp(1.5rem,3.4vw,2rem);font-weight:900}
.section-head p{color:#54626c}
.section.navy .section-head p{color:#c3d1d8}

/* ---------- demo bar ---------- */
.demo-bar{background:var(--navy-d);color:#f4f1e8;font-size:.86rem;line-height:1.6}
.demo-bar .inner{display:flex;flex-wrap:wrap;gap:4px 18px;padding:9px 22px;align-items:center}
.demo-bar a{color:#ffd28a;text-decoration:underline}

/* ---------- header ---------- */
.header{background:var(--white);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:60}
.header-inner{max-width:1120px;margin:0 auto;padding:12px 22px;display:flex;align-items:center;gap:16px;flex-wrap:nowrap}
.brand{display:flex;flex-direction:column;text-decoration:none;line-height:1.3;min-width:0;flex:1 1 auto}
.brand .name{font-family:var(--ff-head);font-weight:900;font-size:1.12rem;color:var(--navy);white-space:nowrap}
.brand small{font-size:.76rem;color:var(--teal-d);font-weight:500;white-space:normal;line-height:1.35}
.gnav{flex:none}
.gnav ul{display:flex;gap:22px}
.gnav a{text-decoration:none;font-weight:700;font-size:.92rem;color:var(--navy);white-space:nowrap;padding:6px 0;border-bottom:2px solid transparent}
.gnav a:hover,.gnav a[aria-current="page"]{border-color:var(--amber);color:var(--amber-d)}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto;flex:none}
.tel-link{display:flex;flex-direction:column;text-decoration:none;color:var(--navy);line-height:1.3;text-align:right;white-space:nowrap}
.tel-link b{font-family:var(--ff-head);font-size:1.2rem;font-weight:900;white-space:nowrap}
.tel-link small{font-size:.76rem;color:#6b7680;white-space:nowrap}
.btn-head{background:var(--amber);color:#fff;font-weight:700;font-size:.88rem;padding:11px 16px;border-radius:999px;text-decoration:none;white-space:nowrap;box-shadow:var(--shadow-sm)}
.btn-head:hover{background:var(--amber-d)}
.nav-toggle{display:none;flex:none;width:44px;height:44px;border:1px solid var(--line);border-radius:10px;background:#fff;position:relative}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:11px;right:11px;height:2px;background:var(--navy);transition:transform .2s}
.nav-toggle span{top:21px}
.nav-toggle span::before{top:-7px}
.nav-toggle span::after{top:7px}
.nav-toggle[aria-expanded="true"] span{background:transparent}
.nav-toggle[aria-expanded="true"] span::before{transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span::after{transform:translateY(-7px) rotate(-45deg)}

/* 901〜1300px: フルナビのまま1行に収めるための詰め(ハンバーガーへは切り替えない) */
@media (min-width:901px) and (max-width:1300px){
  .header-inner{gap:12px;padding:12px 16px}
  .gnav ul{gap:14px}
  .gnav a{font-size:.86rem}
  .header-actions{gap:10px}
  .tel-link small{display:none}
  .btn-head{padding:10px 14px;font-size:.84rem}
}

@media (max-width:900px){
  .gnav{
    position:fixed;inset:65px 0 0 0;background:var(--navy-d);
    padding:26px 24px 40px;overflow-y:auto;
    opacity:0;visibility:hidden;transition:opacity .22s ease,visibility .22s ease;
  }
  .gnav.open{opacity:1;visibility:visible}
  .gnav ul{flex-direction:column;gap:0;min-height:100%;justify-content:center}
  .gnav li{border-bottom:1px solid rgba(255,255,255,.14)}
  .gnav a{display:block;padding:16px 4px;color:#fff;font-size:1.08rem}
  .gnav a[aria-current="page"],.gnav a:hover{color:#ffd28a;border-color:transparent}
  .nav-toggle{display:block}
  .btn-head{display:none}
  .tel-link small{display:none}
  body.nav-open{overflow:hidden}
}
@media (max-width:560px){
  .brand{flex:1 1 auto;min-width:0}
  .header-actions{gap:10px}
  .tel-link b{font-size:1.05rem}
}

/* ---------- hero ---------- */
.hero{position:relative;background:var(--navy-d);overflow:hidden}
.hero>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.34}
.hero::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(13,32,50,.82),rgba(13,32,50,.94))}
.hero-copy{position:relative;max-width:1120px;margin:0 auto;padding:56px 22px 40px;min-height:min(58vh,460px);display:flex;flex-direction:column;justify-content:center;color:#fff}
.hero-copy .eyebrow{color:#8fdcd4}
.hero-copy h1{color:#fff;font-size:clamp(1.7rem,4.4vw,2.7rem);font-weight:900;margin-bottom:.5em}
.hero-copy .lead{font-size:1.08rem;color:#dfe6ea;max-width:640px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:22px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:15px 26px;border-radius:999px;font-weight:700;text-decoration:none;font-size:1rem}
.btn-primary{background:var(--amber);color:#fff;box-shadow:0 10px 22px rgba(226,135,47,.35)}
.btn-primary:hover{background:var(--amber-d)}
.btn-outline{border:1.5px solid rgba(255,255,255,.6);color:#fff}
.btn-outline:hover{background:rgba(255,255,255,.12)}
.badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px;position:relative}
.badge{display:flex;align-items:center;gap:9px;background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.22);border-radius:999px;padding:9px 16px 9px 12px;font-size:.86rem;color:#f2f5f6}
.badge .num{display:flex;align-items:center;justify-content:center;width:30px;height:30px;border-radius:50%;background:var(--teal);color:#fff;font-family:var(--ff-head);font-weight:900;font-size:.82rem;flex:none}

/* ---------- trust strip ---------- */
.trust{background:var(--paper-2);border-bottom:1px solid var(--line)}
.trust .inner{padding:24px 22px}
.trust dl{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin:0}
.trust dt{font-size:.78rem;color:var(--teal-d);font-weight:700;letter-spacing:.04em;margin-bottom:.35em}
.trust dd{margin:0;font-family:var(--ff-head);font-weight:700;color:var(--navy);font-size:1.02rem}
.trust dd small{display:block;font-family:var(--ff-body);font-weight:400;color:#5c6870;font-size:.78rem;margin-top:.25em}
.trust dd a{text-decoration:none;color:var(--navy)}
@media (max-width:760px){.trust dl{grid-template-columns:repeat(2,1fr)}}

/* ---------- service cards ---------- */
.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.svc-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px 24px;box-shadow:var(--shadow-sm);text-decoration:none;color:inherit;display:flex;flex-direction:column;min-width:0}
.svc-card:hover{box-shadow:var(--shadow);border-color:var(--teal)}
.svc-icon{width:52px;height:52px;border-radius:14px;background:var(--paper-2);display:flex;align-items:center;justify-content:center;margin-bottom:16px;color:var(--teal-d);flex:none}
.svc-icon svg{width:26px;height:26px}
.svc-card h3{font-size:1.1rem;margin-bottom:.5em}
.svc-card p{color:#54626c;font-size:.96rem;margin-bottom:1.1em}
.svc-more{margin-top:auto;font-weight:700;color:var(--amber-d);font-size:.92rem}
@media (max-width:900px){.services-grid{grid-template-columns:1fr 1fr}}
@media (max-width:600px){.services-grid{grid-template-columns:1fr}}

/* ---------- about / split ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}
.split-text{min-width:0}
.split-media{min-width:0;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.split-media img{width:100%;height:100%;object-fit:cover}
.check-list{margin-top:1.2em}
.check-list li{display:flex;gap:10px;padding:9px 0;border-top:1px solid var(--line);font-size:.98rem}
.check-list li:first-child{border-top:none}
.check-list .mk{flex:none;width:22px;height:22px;border-radius:50%;background:var(--teal);color:#fff;font-size:.76rem;display:flex;align-items:center;justify-content:center;font-weight:900;margin-top:.15em}
@media (max-width:860px){.split{grid-template-columns:1fr}.split-media{order:-1}}

/* ---------- topics ---------- */
.topics-list{display:flex;flex-direction:column;border-top:1px solid var(--line)}
.topic-row{display:flex;gap:22px;padding:22px 0;border-bottom:1px solid var(--line);text-decoration:none;color:inherit;min-width:0}
.topic-row:hover .topic-title{color:var(--amber-d)}
.topic-date{flex:none;width:118px;font-family:var(--ff-head);font-weight:700;color:var(--teal-d);font-size:.86rem;padding-top:.2em}
.topic-body{min-width:0}
.topic-title{font-weight:700;color:var(--navy);margin-bottom:.35em;font-size:1.02rem}
.topic-body p{margin:0;color:#5b6870;font-size:.93rem}
@media (max-width:560px){.topic-row{flex-direction:column;gap:4px}.topic-date{width:auto}}

/* ---------- access ---------- */
.access-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:34px}
.access-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow-sm);min-width:0}
.access-card dl{margin:0}
.access-card .row{display:flex;gap:14px;padding:11px 0;border-top:1px solid var(--line)}
.access-card .row:first-child{border-top:none;padding-top:0}
.access-card dt{flex:none;width:88px;font-size:.82rem;color:var(--teal-d);font-weight:700;padding-top:.15em}
.access-card dd{margin:0;font-size:.98rem}
.map-ph{border-radius:var(--radius);background:var(--paper-2);border:1px dashed #c9bfa5;min-height:280px;display:flex;align-items:center;justify-content:center;text-align:center;color:#8a7f66;font-size:.9rem;padding:20px;min-width:0}
@media (max-width:860px){.access-grid{grid-template-columns:1fr}}

/* ---------- placeholder frames (写真プレースホルダ) ---------- */
.ph{background:var(--paper-2);border:1px dashed #c9bfa5;border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;text-align:center;color:#8a7f66;font-size:.86rem;line-height:1.6;padding:14px;min-height:150px;min-width:0}

/* ---------- CTA band ---------- */
.cta-band{background:linear-gradient(135deg,var(--amber),var(--amber-d));color:#fff}
.cta-band .inner{padding:46px 22px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px}
.cta-band h2{color:#fff;font-size:1.5rem;margin-bottom:.3em}
.cta-band p{color:#fff3e2;margin:0}
.cta-band .btn-primary{background:#fff;color:var(--amber-d);box-shadow:0 10px 22px rgba(0,0,0,.18)}
.cta-band .btn-outline{border-color:rgba(255,255,255,.7)}

/* ---------- page head (下層ページ) ---------- */
.page-head{position:relative;background:var(--navy-d);color:#fff;overflow:hidden}
.page-head>img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.26}
.page-head::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(13,32,50,.85),rgba(13,32,50,.92))}
.page-head-in{position:relative;max-width:1120px;margin:0 auto;padding:44px 22px;min-height:160px;display:flex;flex-direction:column;justify-content:center}
.crumb{font-size:.82rem;color:#a9c2cc;margin-bottom:.6em}
.crumb a{color:#a9c2cc;text-decoration:none}
.page-head h1{color:#fff;font-size:clamp(1.5rem,3.6vw,2.1rem);margin:0}

/* ---------- cards / generic ---------- */
.cards2{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.cards3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.info-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow-sm);min-width:0}
.info-card h3{font-size:1.06rem;margin-bottom:.5em}
.info-card p{color:#54626c;margin-bottom:.6em;font-size:.97rem}
@media (max-width:760px){.cards2,.cards3{grid-template-columns:1fr}}

/* ---------- before/after ---------- */
.ba{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.ba .ph{min-height:170px}
.ba-set{margin-bottom:26px}
.ba-set h4{font-family:var(--ff-body);font-weight:700;font-size:.94rem;color:var(--navy);margin-bottom:.6em}

/* ---------- used car cards ---------- */
.car-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);min-width:0}
.car-card .ph{min-height:160px;border-radius:0;border-width:0 0 1px 0}
.car-card-body{padding:18px 20px}
.car-card h3{font-size:1.02rem;margin-bottom:.5em}
.car-price{font-family:var(--ff-head);font-weight:900;color:var(--amber-d);font-size:1.3rem;margin-bottom:.4em}
.car-price small{font-family:var(--ff-body);font-weight:400;color:#6b7680;font-size:.76rem}
.car-spec{display:grid;grid-template-columns:1fr 1fr;gap:4px 12px;font-size:.84rem;color:#5b6870;margin:0}
.car-spec div{display:flex;justify-content:space-between;gap:6px;border-top:1px solid var(--line);padding-top:6px;margin-top:6px}
.car-note{margin-top:20px;font-size:.86rem;color:#6b7680;background:var(--paper-2);border-radius:var(--radius-sm);padding:14px 16px}

/* ---------- steps ---------- */
.steps{counter-reset:s;display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.steps li{counter-increment:s;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px 20px;position:relative;min-width:0}
.steps li::before{content:counter(s);font-family:var(--ff-head);font-weight:900;color:var(--teal);font-size:1.5rem;display:block;margin-bottom:.3em}
.steps h3{font-size:1rem;margin-bottom:.35em}
.steps p{font-size:.88rem;color:#5b6870;margin:0}
@media (max-width:860px){.steps{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.steps{grid-template-columns:1fr}}

/* ---------- form ---------- */
.form{max-width:640px}
.field{margin-bottom:18px}
.field label{display:block;font-weight:700;font-size:.92rem;margin-bottom:.4em;color:var(--navy)}
.req{display:inline-block;background:#c94d3f;color:#fff;font-size:.76rem;border-radius:4px;padding:2px 6px;margin-left:6px;vertical-align:middle}
.field input,.field select,.field textarea{
  width:100%;border:1px solid #cdc3a9;border-radius:var(--radius-sm);padding:12px 14px;
  font-size:1rem;font-family:var(--ff-body);background:#fff;color:var(--ink);
}
.field textarea{min-height:140px;resize:vertical}
.form-note{font-size:.82rem;color:#6b7680}
.btn-submit{background:var(--teal);color:#fff;border:none;border-radius:999px;padding:15px 30px;font-weight:700;font-size:1rem;cursor:pointer}
.btn-submit:hover{background:var(--teal-d)}
.note-box{margin-top:26px;background:var(--paper-2);border:1px solid var(--line);border-radius:var(--radius);padding:20px 22px}
.note-box h3{font-size:.98rem;margin-bottom:.4em}
.note-box p{margin:0;font-size:.9rem;color:#5b6870}

/* ---------- faq ---------- */
.faq details{border-top:1px solid var(--line);padding:16px 0}
.faq details:last-child{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;font-weight:700;font-family:var(--ff-head);color:var(--navy);list-style:none;display:flex;justify-content:space-between;gap:14px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:1.3rem;color:var(--teal);flex:none}
.faq details[open] summary::after{content:"–"}
.faq .a{margin-top:12px;color:#54626c;font-size:.96rem}

/* ---------- footer ---------- */
.footer{background:var(--navy-d);color:#cfdbe1;padding:54px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:34px;margin-bottom:30px}
.footer h3{color:#fff;font-size:1rem;margin-bottom:.8em}
.footer p{font-size:.9rem;color:#b6c4cb;margin-bottom:.5em}
.footer ul li{margin-bottom:.5em}
.footer a{color:#b6c4cb;text-decoration:none;font-size:.9rem}
.footer a:hover{color:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.14);padding-top:20px;font-size:.78rem;color:#8ea0a9;line-height:1.8}
@media (max-width:760px){.footer-grid{grid-template-columns:1fr}}

/* ---------- sp fixed bar ---------- */
.sp-bar{display:none}
@media (max-width:760px){
  .sp-bar{
    display:flex;position:fixed;left:0;right:0;bottom:0;z-index:70;
    box-shadow:0 -6px 18px rgba(0,0,0,.14);
  }
  .sp-bar a{flex:1;text-align:center;padding:15px 8px;font-weight:700;font-size:.94rem;text-decoration:none}
  .sp-bar a:first-child{background:var(--navy);color:#fff}
  .sp-bar a:last-child{background:var(--amber);color:#fff}
  body{padding-bottom:64px}
}

/* ---------- utility ---------- */
.mt0{margin-top:0}
.center{text-align:center}