/* =========================================================
   CREST AUTO — サイト共通スタイル
   色・フォントを変えるときは :root の変数だけを編集する
   ========================================================= */
:root{
  --ink:#14171B;        /* 基本の黒 */
  --ink-2:#1B1F24;      /* 黒背景の上のカード */
  --ink-3:#0E1013;      /* フッター */
  --line-dark:#3A3F46;
  --ground:#F5F3EF;     /* 生成り背景 */
  --paper:#FFFFFF;
  --sand:#EAE6DF;
  --line:#E2DED6;
  --text:#14171B;
  --text-2:#3E4248;
  --muted:#5A5F66;
  --muted-dark:#B8BBC0; /* 黒背景上の補足文字 */
  --gold:#C9A56B;       /* 黒背景上のアクセント */
  --gold-text:#7D5F32;  /* 白背景上のアクセント文字 */
  --line-green:#06C755;
  --line-green-text:#0B2E13;
  --serif:"Shippori Mincho B1","Hiragino Mincho ProN","Yu Mincho",serif;
  --sans:"Zen Kaku Gothic New","Hiragino Sans","Yu Gothic",sans-serif;
  --max:1248px;
  --gutter:clamp(20px,5vw,96px);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--sans);color:var(--text);background:var(--ground);line-height:1.8;font-size:16px;overflow-x:hidden}
img,svg{display:block;max-width:100%}
a{color:var(--gold-text)}
a:hover{color:#5E4624}
h1,h2,h3{line-height:1.4;margin:0}
p{margin:0}
.serif{font-family:var(--serif)}
.wrap{max-width:calc(var(--max) + var(--gutter)*2);margin:0 auto;padding:0 var(--gutter)}
.skip{position:absolute;left:-9999px}
.skip:focus{left:16px;top:16px;z-index:100;background:#fff;padding:8px 12px}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:56px;padding:0 28px;border-radius:4px;font-size:16px;font-weight:700;text-decoration:none;border:1px solid transparent;transition:background .2s,color .2s,border-color .2s;white-space:nowrap}
.btn svg{width:20px;height:20px;flex-shrink:0}
.btn-line{background:var(--line-green);color:var(--line-green-text)}
.btn-line:hover{background:#05b14c;color:var(--line-green-text)}
.btn-ghost{border-color:var(--gold);color:#fff}
.btn-ghost:hover{background:var(--gold);color:var(--ink)}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{background:#2a2f36;color:#fff}
.btn-outline{border-color:var(--ink);color:var(--ink)}
.btn-outline:hover{background:var(--ink);color:#fff}
.btn-lg{min-height:64px;padding:0 40px;font-size:18px}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:var(--ink);color:#fff}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;height:80px}
.brand{display:flex;align-items:baseline;gap:14px;color:#fff;text-decoration:none;white-space:nowrap;flex-shrink:0}
.brand-name{font-family:var(--serif);font-size:24px;font-weight:800;letter-spacing:.12em}
.brand-sub{font-size:12px;color:var(--gold);letter-spacing:.1em}
.gnav{display:flex;gap:24px;font-size:15px;white-space:nowrap}
.gnav a{color:#fff;text-decoration:none;padding:6px 0;border-bottom:1px solid transparent}
.gnav a:hover,.gnav a[aria-current="page"]{border-bottom-color:var(--gold);color:#fff}
.header-cta{display:flex;align-items:center;gap:20px;white-space:nowrap;flex-shrink:0}
.header-tel{text-align:right;color:#fff;text-decoration:none;line-height:1.3}
.header-tel strong{display:block;font-family:var(--serif);font-size:21px;letter-spacing:.04em}
.header-tel span{font-size:11px;color:var(--muted-dark)}
.header-cta .btn{min-height:46px;padding:0 20px;font-size:15px}
.menu-btn{display:none;width:44px;height:44px;background:none;border:0;color:#fff;padding:0;cursor:pointer}
.menu-btn svg{width:26px;height:26px;margin:auto}
.mobile-nav{display:none}

/* ---------- Sections ---------- */
.section{padding:clamp(72px,9vw,120px) 0}
.section-dark{background:var(--ink);color:#fff}
.section-paper{background:var(--paper)}
.section-sand{background:var(--sand)}
.eyebrow{font-size:13px;letter-spacing:.24em;font-weight:700;color:var(--gold-text);margin-bottom:14px}
.section-dark .eyebrow{color:var(--gold)}
.h2{font-family:var(--serif);font-size:clamp(28px,3.4vw,44px);font-weight:800}
.lead{font-size:16px;color:var(--muted);margin-top:14px}
.section-dark .lead{color:var(--muted-dark)}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;margin-bottom:48px;flex-wrap:wrap}
.more{font-weight:700;font-size:15px;text-decoration:none}
.more::after{content:" →"}

/* ---------- Hero ---------- */
.hero{background:var(--ink);color:#fff;position:relative;overflow:hidden}
.hero .wrap{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);gap:48px;align-items:center;min-height:min(720px,calc(100vh - 80px));padding-top:72px;padding-bottom:72px}
.hero h1{font-family:var(--serif);font-size:clamp(40px,5.2vw,68px);font-weight:800;line-height:1.3}
.hero p.lead-copy{font-size:clamp(15px,1.3vw,18px);line-height:2;color:#D5D7DA;margin:28px 0 36px}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap}
.hero-note{font-size:13px;color:var(--muted-dark);margin-top:18px}
.hero-art{position:relative;aspect-ratio:1/1;max-height:600px}
.hero-art .grid{position:absolute;inset:0;background-image:linear-gradient(var(--line-dark) 1px,transparent 1px),linear-gradient(90deg,var(--line-dark) 1px,transparent 1px);background-size:48px 48px;opacity:.35;mask-image:radial-gradient(circle at 50% 50%,#000 30%,transparent 72%);-webkit-mask-image:radial-gradient(circle at 50% 50%,#000 30%,transparent 72%)}
.hero-art .car{position:absolute;left:-4%;right:-4%;top:50%;transform:translateY(-50%);color:var(--gold)}
.hero-art .price-tag{position:absolute;right:4%;top:14%;border:1px solid var(--gold);padding:14px 18px;font-size:13px;color:var(--muted-dark);background:rgba(20,23,27,.85)}
.hero-art .price-tag strong{display:block;font-family:var(--serif);font-size:20px;color:#fff}
.hero-art .price-tag.b{left:4%;right:auto;top:auto;bottom:14%}

/* page hero (sub pages) */
.page-hero{background:var(--ink);color:#fff;padding:clamp(64px,8vw,104px) 0 clamp(56px,6vw,80px)}
.page-hero h1{font-family:var(--serif);font-size:clamp(32px,4vw,52px);font-weight:800}
.page-hero p{color:#D5D7DA;margin-top:18px;max-width:720px}
.breadcrumb{font-size:12px;color:var(--muted-dark);margin-bottom:20px}
.breadcrumb a{color:var(--muted-dark)}

/* ---------- Trust strip ---------- */
.trust{background:var(--paper);border-bottom:1px solid var(--line)}
.trust .wrap{display:grid;grid-template-columns:repeat(4,minmax(0,1fr))}
.trust-item{padding:30px 24px;border-right:1px solid var(--line)}
.trust-item:last-child{border-right:0}
.trust-item .k{font-size:13px;color:var(--muted)}
.trust-item .v{font-family:var(--serif);font-size:30px;font-weight:800;line-height:1.3}
.trust-item .v small{font-size:15px;font-weight:500}
.trust-item .s{font-size:11px;color:var(--muted)}
.trust-item .v.sm{font-size:21px;padding-top:6px}

/* ---------- Cards ---------- */
.grid{display:grid;gap:28px}
.g2{grid-template-columns:repeat(2,minmax(0,1fr))}
.g3{grid-template-columns:repeat(3,minmax(0,1fr))}
.g4{grid-template-columns:repeat(4,minmax(0,1fr))}
.card{background:var(--paper);border-radius:4px;overflow:hidden;display:flex;flex-direction:column}
.card-body{padding:28px 32px 34px;display:flex;flex-direction:column;gap:12px}
.card h3{font-size:21px}
.card p{font-size:15px;color:var(--text-2)}
.num{font-family:var(--serif);font-size:40px;font-weight:800;color:var(--gold-text);line-height:1}
.icon-panel{height:180px;background:var(--ink);color:var(--gold);display:flex;align-items:center;justify-content:center}
.icon-panel svg{width:72px;height:72px}

/* compare */
.compare{padding:40px;border:1px solid var(--line-dark);border-radius:4px;display:flex;flex-direction:column;gap:24px}
.compare.is-crest{border-color:var(--gold);background:var(--ink-2)}
.compare .label{font-weight:700;color:var(--muted-dark)}
.compare.is-crest .label{color:var(--gold)}
.chain{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.chain span.node{flex:1 1 0;min-width:96px;padding:16px 8px;background:#23282E;text-align:center;border-radius:4px;font-size:15px}
.chain span.arrow{color:#6B7078}
.compare.is-crest .chain span.node{background:#2C2A25}
.compare.is-crest .chain span.node.main{flex-grow:2;background:var(--gold);color:var(--ink);font-weight:700}
.compare.is-crest .chain span.arrow{color:var(--gold)}
.compare p{font-size:15px;color:var(--muted-dark)}
.compare.is-crest p{color:#D5D7DA}

/* steps */
.step{background:var(--paper);padding:32px;border-top:3px solid var(--ink);display:flex;flex-direction:column;gap:10px}
.step .n{font-family:var(--serif);font-weight:700;font-size:14px;color:var(--gold-text);letter-spacing:.08em}
.step h3{font-size:19px}
.step p{font-size:14px;color:var(--text-2)}

/* vehicle card */
.vcard .thumb{aspect-ratio:4/3;background:var(--sand);display:flex;align-items:center;justify-content:center;color:#A39C8F}
.vcard .thumb img{width:100%;height:100%;object-fit:cover}
.vcard .thumb svg{width:70%;color:#B6AE9F}
.vcard .card-body{padding:22px 24px 26px;gap:6px}
.vcard .name{font-weight:700;font-size:17px}
.vcard .spec{font-size:13px;color:var(--muted)}
.vcard .price{font-family:var(--serif);font-weight:800;font-size:26px;color:var(--gold-text)}
.vcard .price small{font-size:14px}
.badge{display:inline-block;font-size:11px;font-weight:700;letter-spacing:.08em;padding:2px 8px;background:var(--ink);color:#fff;border-radius:2px;align-self:flex-start}

/* reviews */
.reviews{display:grid;grid-template-columns:360px minmax(0,1fr);gap:64px}
.score{font-family:var(--serif);font-size:80px;font-weight:800;line-height:1;margin:16px 0 8px}
.subscores{list-style:none;margin:20px 0;padding:0;font-size:14px}
.subscores li{display:flex;justify-content:space-between;border-bottom:1px solid var(--line);padding:10px 0}
.review{background:var(--ground);padding:30px;border-radius:4px;display:flex;flex-direction:column;gap:12px}
.review .stars{color:var(--gold-text);font-weight:700;letter-spacing:.1em}
.review .who{font-size:13px;color:var(--muted)}

/* services list */
.svc-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:#CFC9BE;border:1px solid #CFC9BE}
.svc-grid > *{background:var(--ground);padding:26px 28px;display:flex;flex-direction:column;gap:6px;text-decoration:none;color:var(--text)}
.svc-grid strong{font-size:17px}
.svc-grid span{font-size:13px;color:var(--muted)}

/* message */
.message{display:grid;grid-template-columns:minmax(0,420px) minmax(0,1fr);gap:clamp(40px,6vw,88px);align-items:center}
.portrait{aspect-ratio:4/5;background:var(--ink);color:var(--gold);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;border-radius:4px}
.portrait .mono{font-family:var(--serif);font-size:120px;font-weight:800;line-height:1}
.portrait .cap{font-size:12px;letter-spacing:.24em;color:var(--muted-dark)}
.message p.body{font-size:16px;line-height:2.1;color:var(--text-2);margin:24px 0}
.sign span{display:block;font-size:13px;color:var(--muted)}
.sign strong{font-family:var(--serif);font-size:26px}

/* shops */
.shop .map{aspect-ratio:16/9;border:0;width:100%;background:var(--sand)}
.shop .card-body{gap:8px}

/* tables */
.table{width:100%;border-collapse:collapse;background:var(--paper);font-size:15px}
.table th,.table td{padding:18px 22px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.table th{width:26%;background:#FAF8F4;font-weight:700}
.table.price td:last-child{text-align:right;white-space:nowrap;font-weight:700}

/* FAQ */
.faq details{background:var(--paper);border-radius:4px;margin-bottom:12px}
.faq summary{cursor:pointer;list-style:none;padding:22px 56px 22px 28px;font-weight:700;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::before{content:"Q";font-family:var(--serif);color:var(--gold-text);margin-right:14px;font-size:18px}
.faq summary::after{content:"+";position:absolute;right:28px;top:50%;transform:translateY(-50%);font-size:22px;color:var(--gold-text)}
.faq details[open] summary::after{content:"−"}
.faq .a{padding:0 28px 24px 58px;color:var(--text-2);font-size:15px}

/* checklist */
.checks{list-style:none;padding:0;margin:0;display:grid;gap:12px}
.checks li{background:var(--paper);padding:16px 20px 16px 52px;position:relative;border-radius:4px}
.checks li::before{content:"";position:absolute;left:20px;top:22px;width:16px;height:9px;border-left:2px solid var(--gold-text);border-bottom:2px solid var(--gold-text);transform:rotate(-45deg)}

/* recruit */
.job{background:var(--paper);border-radius:4px;overflow:hidden;margin-bottom:32px}
.job-head{background:var(--ink);color:#fff;padding:24px 32px;display:flex;gap:16px;align-items:center;flex-wrap:wrap}
.job-head h3{font-size:22px}
.job-head .tag{border:1px solid var(--gold);color:var(--gold);font-size:12px;padding:2px 10px;border-radius:2px}
.job .table th{width:22%}

/* CTA band */
.cta-band{background:var(--ink);color:#fff;text-align:center;padding:clamp(72px,8vw,100px) 0}
.cta-band h2{font-family:var(--serif);font-size:clamp(28px,3.4vw,44px);font-weight:800}
.cta-band p{color:#D5D7DA;margin:18px 0 32px}
.cta-band .actions{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}
.cta-band .sub{font-size:13px;color:var(--muted-dark);margin-top:18px}

/* contact */
.contact-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.contact-card{background:var(--paper);padding:36px 32px;border-radius:4px;display:flex;flex-direction:column;gap:14px}
.contact-card .big{font-family:var(--serif);font-size:28px;font-weight:800}
.contact-card p{font-size:14px;color:var(--text-2)}
.notice{background:var(--paper);border-left:0;padding:22px 28px;border-radius:4px;font-size:14px;color:var(--text-2);margin-top:28px}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink-3);color:var(--muted-dark);font-size:14px;padding:64px 0 40px}
.site-footer .cols{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:48px}
.site-footer a{color:var(--muted-dark);text-decoration:none}
.site-footer a:hover{color:#fff}
.site-footer strong{color:#fff;display:block;margin-bottom:8px}
.site-footer ul{list-style:none;padding:0;margin:0;display:grid;gap:6px}
.site-footer .copy{border-top:1px solid #23282E;margin-top:48px;padding-top:24px;font-size:12px}

/* mobile sticky CTA */
.sticky-cta{display:none}

/* ---------- Responsive ---------- */
@media (max-width:1380px){.brand-sub{display:none}}
@media (max-width:1180px){
  .gnav{display:none}
  .header-tel{display:none}
  .menu-btn{display:block}
  .mobile-nav{position:fixed;inset:80px 0 0 0;background:var(--ink);padding:24px var(--gutter);display:none;flex-direction:column;overflow:auto;z-index:49}
  .mobile-nav.open{display:flex}
  .mobile-nav a{color:#fff;text-decoration:none;font-size:18px;padding:16px 0;border-bottom:1px solid var(--line-dark)}
  .mobile-nav .btn{margin-top:24px;border-bottom:0}
  .g4,.svc-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .reviews{grid-template-columns:1fr;gap:40px}
}
@media (max-width:820px){
  body{font-size:15px;padding-bottom:76px}
  .site-header .wrap{height:64px}
  .mobile-nav{inset:64px 0 0 0}
  .brand-name{font-size:19px}
  .brand-sub,.header-cta .btn{display:none}
  .hero .wrap{grid-template-columns:1fr;min-height:0;padding-top:40px;padding-bottom:56px;gap:8px}
  .hero-art{order:-1;aspect-ratio:16/10}
  .hero-art .price-tag{display:none}
  .hero-actions .btn{width:100%}
  .trust .wrap{grid-template-columns:repeat(2,minmax(0,1fr));padding:0}
  .trust-item{padding:20px;border-bottom:1px solid var(--line)}
  .trust-item:nth-child(2n){border-right:0}
  .trust-item .v{font-size:22px}
  .trust-item .v.sm{font-size:14px}
  .g2,.g3,.message,.contact-cards{grid-template-columns:1fr}
  .g4{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
  .g4 .vcard .card-body{padding:12px 14px 16px}
  .g4 .vcard .name{font-size:14px}
  .g4 .vcard .price{font-size:19px}
  .card-body{padding:22px 22px 26px}
  .compare{padding:24px}
  .chain{flex-direction:column;align-items:stretch;gap:6px}
  .chain span.arrow{transform:rotate(90deg);text-align:center;line-height:1}
  .icon-panel{height:120px}
  .icon-panel svg{width:56px;height:56px}
  .hero p.lead-copy br{display:none}
  .chain span.node{font-size:13px;padding:12px 6px}
  .table th,.table td{display:block;width:100%;padding:12px 18px}
  .table th{border-bottom:0;padding-bottom:4px}
  .table.price td{display:table-cell}
  .table.price th{display:table-cell;width:auto}
  .site-footer .cols{grid-template-columns:1fr;gap:32px}
  .portrait{aspect-ratio:16/10}
  .portrait .mono{font-size:80px}
  .sticky-cta{display:grid;grid-template-columns:1fr 1fr;gap:8px;position:fixed;left:0;right:0;bottom:0;z-index:60;background:#fff;border-top:1px solid var(--line);padding:10px 12px calc(10px + env(safe-area-inset-bottom))}
  .sticky-cta .btn{min-height:52px;padding:0 8px;font-size:15px}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}