/*
Theme Name: Kamakasu Corporate
Theme URI: https://kamakas.co.jp
Author: Kamakasu Inc.
Description: 株式会社かまかす コーポレートサイト オリジナルテーマ
Version: 1.1
Text Domain: kamakasu
*/


:root{
  --ink:#1A1D23;
  --ink-soft:#4B5260;
  --paper:#FBFBF9;
  --line:#E3E4E0;
  --ai:#234A6E;          /* 藍色 */
  --ai-deep:#16334E;
  --mist:#EEF2F4;
  --font-display:'Shippori Mincho', serif;
  --font-body:'Zen Kaku Gothic New', sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--paper);
  line-height:1.9;
  font-size:15.5px;
  letter-spacing:.02em;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
:focus-visible{outline:2px solid var(--ai);outline-offset:3px}

/* ---------- 共通 ---------- */
.wrap{max-width:1080px;margin:0 auto;padding:0 24px}
.section{padding:110px 0;scroll-margin-top:88px}
.eyebrow{
  writing-mode:vertical-rl;
  font-family:var(--font-display);
  font-size:13px;
  font-weight:600;
  letter-spacing:.4em;
  color:var(--ai);
  border-right:2px solid var(--ai);
  padding-right:14px;
  height:120px;
  position:relative;
}
.eyebrow::before{
  content:'';position:absolute;top:-10px;right:-2px;
  width:6px;height:6px;background:var(--ai);border-radius:50%;
}
.sec-head{display:flex;gap:28px;align-items:flex-start;margin-bottom:56px}
.sec-title{
  font-family:var(--font-display);
  font-size:clamp(26px,3.4vw,36px);
  font-weight:600;
  letter-spacing:.08em;
  line-height:1.5;
}
.sec-sub{color:var(--ink-soft);margin-top:10px;font-size:14px}
.btn{
  display:inline-block;
  padding:14px 42px;
  background:var(--ai);
  color:#fff;
  font-weight:500;
  letter-spacing:.12em;
  transition:background .25s, transform .25s, box-shadow .25s;
  border:none;font-size:15px;cursor:pointer;font-family:var(--font-body);
  box-shadow:0 8px 24px -8px rgba(35,74,110,.55);
}
.btn:hover{background:var(--ai-deep);transform:translateY(-2px);box-shadow:0 14px 30px -10px rgba(22,51,78,.6)}
.btn.ghost{background:transparent;color:var(--ai);border:1px solid var(--ai);box-shadow:none}
.btn.ghost:hover{background:var(--ai);color:#fff;box-shadow:0 8px 24px -8px rgba(35,74,110,.5)}

/* ---------- ヘッダー ---------- */
header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(251,251,249,.85);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  box-shadow:0 1px 0 rgba(35,74,110,.04), 0 12px 30px -20px rgba(22,51,78,.25);
}
.header-inner{
  max-width:1200px;margin:0 auto;
  display:flex;align-items:center;justify-content:space-between;
  padding:0 24px;height:88px;
}
.logo{font-family:var(--font-display);font-size:20px;font-weight:600;letter-spacing:.08em;display:flex;align-items:center;gap:10px;transition:opacity .2s;color:var(--ai)}
.logo:hover{opacity:.75}
nav ul{display:flex;gap:30px;list-style:none}
nav a{font-size:13.5px;letter-spacing:.08em;position:relative;padding:4px 0;transition:color .2s}
nav a:hover{color:var(--ai)}
nav a::after{
  content:'';position:absolute;left:0;bottom:0;width:0;height:2px;
  background:var(--ai);transition:width .3s cubic-bezier(.4,0,.2,1);
}
nav a:hover::after{width:100%}
.nav-cta{background:var(--ai);color:#fff;padding:9px 22px;font-size:13px;letter-spacing:.1em;box-shadow:0 6px 18px -8px rgba(35,74,110,.6);transition:background .25s,transform .25s}
.nav-cta:hover{background:var(--ai-deep);transform:translateY(-1px)}
.nav-cta::after{display:none}
.menu-btn{display:none;background:none;border:none;font-size:24px;cursor:pointer;color:var(--ink)}

/* ---------- ヒーロー ---------- */
.hero{
  min-height:92vh;
  display:flex;align-items:center;
  position:relative;overflow:hidden;
  padding-top:88px;
  scroll-margin-top:88px;
  background:
    radial-gradient(680px 420px at 78% 18%, rgba(35,74,110,.10), transparent 65%),
    radial-gradient(520px 360px at 8% 85%, rgba(35,74,110,.06), transparent 60%),
    var(--paper);
}
.hero-grid{
  position:absolute;inset:0;
  background-image:
    linear-gradient(to right, rgba(35,74,110,.07) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(35,74,110,.07) 1px, transparent 1px);
  background-size:120px 120px;
  mask-image:radial-gradient(circle at 70% 30%, black, transparent 75%);
  pointer-events:none;
}
.hero-inner{position:relative;display:flex;gap:48px;align-items:center;width:100%}
.hero-tate{
  writing-mode:vertical-rl;
  font-family:var(--font-display);
  font-size:clamp(15px,1.6vw,18px);
  letter-spacing:.4em;
  color:var(--ai);
  border-left:1px solid var(--ai);
  padding-left:18px;
  height:300px;
  flex-shrink:0;
  white-space:nowrap;
}
.hero-main h1{
  font-family:var(--font-display);
  font-size:clamp(36px,6.4vw,64px);
  font-weight:600;
  line-height:1.55;
  letter-spacing:.05em;
}
.hero-main h1 em{
  font-style:normal;
  background:linear-gradient(100deg, var(--ai) 20%, #3E7CB8 55%, var(--ai) 85%);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.hero-lead{
  margin-top:26px;
  color:var(--ink-soft);
  max-width:580px;
  font-size:15px;
}
.hero-actions{margin-top:44px;display:flex;gap:16px;flex-wrap:wrap}
.fade{opacity:0;transform:translateY(18px);animation:fadeUp .9s ease forwards}
.fade.d1{animation-delay:.15s}
.fade.d2{animation-delay:.3s}
.fade.d3{animation-delay:.45s}
@keyframes fadeUp{to{opacity:1;transform:none}}

/* ---------- 会社紹介 ---------- */
.about-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:64px;align-items:start}
.about-copy p + p{margin-top:1.4em}
.about-copy strong{color:var(--ai)}
.about-table{width:100%;border-collapse:collapse;font-size:14px}
.about-table th,.about-table td{
  text-align:left;padding:16px 8px;border-bottom:1px solid var(--line);vertical-align:top;
}
.about-table th{width:110px;font-weight:500;color:var(--ink-soft);letter-spacing:.1em}

/* ---------- わたしたちについて ---------- */
.about-full{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.vmv-block{max-width:760px;margin-bottom:36px}
.vmv-block:last-of-type{max-width:none;margin-bottom:0}
.vmv-label{
  font-size:11px;letter-spacing:.25em;color:var(--ai);font-weight:500;
  margin-bottom:12px;
}
.vmv-label span{color:var(--ink-soft);font-weight:400;letter-spacing:.05em;margin-left:4px}
.vmv-statement{
  font-family:var(--font-display);
  font-size:clamp(22px,2.8vw,30px);
  font-weight:600;
  line-height:1.85;
  letter-spacing:.06em;
  color:var(--ai-deep);
}
.vmv-divider{height:1px;background:var(--line);margin:40px 0}
.strength-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.strength-card{
  background:#fff;padding:36px 30px;
  transition:transform .3s, box-shadow .3s, background .3s;
  position:relative;
}
.strength-card:hover{
  background:var(--mist);
  transform:translateY(-4px);
  box-shadow:0 20px 40px -24px rgba(22,51,78,.35);
  z-index:2;
}
.strength-card .num{
  font-family:var(--font-display);font-size:34px;color:var(--ai);
  opacity:.18;letter-spacing:0;display:block;margin-bottom:-6px;font-weight:600;
}
.strength-card h3{
  font-family:var(--font-display);font-size:18px;font-weight:600;
  letter-spacing:.05em;line-height:1.6;margin-bottom:12px;margin-top:18px;
}
.strength-card p{font-size:13.5px;color:var(--ink-soft)}

/* ---------- 事業内容 ---------- */
.services{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.service-list{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.service{
  background:#fff;padding:44px 32px;
  transition:background .3s, transform .3s, box-shadow .3s;
  position:relative;
  z-index:1;
}
.service::before{
  content:'';position:absolute;top:0;left:0;width:0;height:3px;
  background:linear-gradient(90deg, var(--ai), #3E7CB8);
  transition:width .35s cubic-bezier(.4,0,.2,1);
}
.service:hover{
  background:var(--mist);
  transform:translateY(-4px);
  box-shadow:0 20px 40px -24px rgba(22,51,78,.35);
  z-index:2;
}
.service:hover::before{width:100%}
.service h3{
  font-family:var(--font-display);
  font-size:20px;font-weight:600;letter-spacing:.06em;
  margin-bottom:16px;line-height:1.6;
}
.service .en{
  display:block;font-size:11px;letter-spacing:.25em;color:var(--ai);
  margin-bottom:14px;font-weight:500;
}
.service p{font-size:14px;color:var(--ink-soft);margin-bottom:14px}
.service ul{list-style:none;font-size:13.5px}
.service li{
  padding:10px 0 10px 18px;border-top:1px dashed var(--line);
  position:relative;line-height:1.7;
}
.service li::before{
  content:'';position:absolute;left:0;top:19px;
  width:7px;height:7px;background:var(--ai);
}
.service li a{color:var(--ai);border-bottom:1px solid var(--ai);font-size:12.5px;letter-spacing:.05em}
.service li small{display:block;color:var(--ink-soft);font-size:12.5px}

/* ---------- 開発実績 ---------- */
.works{background:var(--ai-deep);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.works .eyebrow{color:#9DB8CE;border-color:rgba(255,255,255,.25)}
.works .sec-title{color:#fff}
.works .sec-sub{color:#9DB8CE}
.works-list{display:flex;flex-direction:column;gap:1px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.14)}
.work{
  background:#1B3E5C;padding:26px 32px;
  display:flex;gap:24px;align-items:baseline;
  transition:background .25s, padding-left .25s;
}
.work:hover{background:#204A70;padding-left:40px}
.work .no{
  font-family:var(--font-display);color:#8FC1EE;font-size:15px;
  font-weight:600;flex-shrink:0;width:32px;
}
.work p{font-size:14.5px;color:#E4ECF2}
.works-group-title{
  font-family:var(--font-display);font-size:15px;font-weight:600;
  letter-spacing:.08em;color:#9DB8CE;
  margin:44px 0 14px;
}
.works-group-title:first-of-type{margin-top:0}
.service-list.four-col{grid-template-columns:repeat(2,1fr)}
.service h3 .soon{
  display:block;font-size:11px;font-weight:400;color:var(--ink-soft);
  letter-spacing:.03em;margin-top:4px;
}

/* ---------- News ---------- */
.news{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.news-list{display:flex;flex-direction:column;gap:1px;background:var(--line);border:1px solid var(--line)}
.news-item{
  background:#fff;padding:26px 32px;
  display:flex;gap:24px;align-items:baseline;
  transition:background .25s;
}
.news-item:hover{background:var(--mist)}
.news-item time{
  font-family:var(--font-display);color:var(--ai);font-size:13px;
  letter-spacing:.05em;flex-shrink:0;width:96px;
}
.news-item .tag{
  font-size:11px;color:var(--ai);border:1px solid var(--ai);
  padding:2px 10px;letter-spacing:.08em;flex-shrink:0;height:fit-content;
}
.news-item p{font-size:14.5px}
.news-empty{color:var(--ink-soft);padding:26px 32px;background:#fff}

/* ---------- 採用 ---------- */
.recruit-inner{
  display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center;
}
.recruit-copy h3{
  font-family:var(--font-display);font-size:clamp(22px,2.8vw,30px);
  font-weight:600;line-height:1.7;letter-spacing:.06em;margin-bottom:20px;
}
.recruit-copy p{color:var(--ink-soft);font-size:14.5px}
.recruit-copy .btn{margin-top:34px}
.recruit-points{display:flex;flex-direction:column;gap:1px;background:var(--line);border:1px solid var(--line)}
.rp{background:#fff;padding:24px 28px;display:flex;gap:20px;align-items:baseline}
.rp b{font-family:var(--font-display);color:var(--ai);font-size:15px;white-space:nowrap;font-weight:600}
.rp span{font-size:13.5px;color:var(--ink-soft)}
.recruit-detail-title{
  font-family:var(--font-display);font-size:19px;font-weight:600;
  letter-spacing:.06em;margin:64px 0 20px;
  padding-bottom:14px;border-bottom:1px solid var(--line);
}
.recruit-table{margin-top:0}
.recruit-table th{width:150px}
.recruit-table a{color:var(--ai);border-bottom:1px solid var(--ai)}
.recruit-sub-title{
  font-family:var(--font-display);font-size:14px;font-weight:600;
  color:var(--ai);letter-spacing:.1em;
  margin:36px 0 10px;
}
.recruit-sub-title:first-of-type{margin-top:28px}

/* ---------- お問い合わせ ---------- */
.contact{background:#fff;border-top:1px solid var(--line);text-align:center}
.contact .sec-title{margin-bottom:14px}
.contact > .wrap > p{color:var(--ink-soft);max-width:600px;margin:0 auto;font-size:14.5px}
.contact-form{
  max-width:560px;margin:44px auto 0;text-align:left;
}
.contact-form .wpcf7-form{display:flex;flex-direction:column;gap:22px}
.contact-form .wpcf7-form .btn{align-self:center;margin-top:10px}
.contact-form .wpcf7-not-valid-tip{color:#B4453A;font-size:12px;margin-top:4px}
.contact-form .wpcf7-response-output{
  margin-top:20px;padding:14px 16px;border:1px solid var(--line);
  font-size:13px;color:var(--ink-soft);text-align:center;
}
.form-row{display:flex;flex-direction:column;gap:8px}
.form-row label{
  font-size:13px;letter-spacing:.06em;color:var(--ink-soft);
  font-weight:500;
}
.form-row label .req{color:#B4453A;margin-left:4px;font-size:11px}
.form-row input,
.form-row select,
.form-row textarea{
  border:1px solid var(--line);
  background:var(--paper);
  padding:13px 16px;
  font-size:14.5px;
  font-family:var(--font-body);
  color:var(--ink);
  transition:border-color .2s, background .2s;
}
.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus{
  outline:none;border-color:var(--ai);background:#fff;
}
.form-row textarea{resize:vertical;min-height:140px}
.contact-form .btn{
  align-self:center;margin-top:10px;
  border:none;
}
.form-note{font-size:12px;color:var(--ink-soft);text-align:center;margin-top:6px}
.form-success{
  max-width:560px;margin:44px auto 0;padding:32px;
  background:var(--mist);border:1px solid var(--line);
  font-size:14.5px;color:var(--ai-deep);
}

/* ---------- フッター ---------- */
footer{background:var(--ink);color:#B9BDC6;padding:56px 0 32px;font-size:13px}
.footer-inner{display:flex;justify-content:center;flex-wrap:wrap;gap:32px}
.footer-logo{font-family:var(--font-display);color:#fff;font-size:18px;letter-spacing:.1em;margin-bottom:12px;display:flex;align-items:center;gap:10px}
.footer-logo img{width:26px;height:26px;filter:brightness(0) invert(1)}
footer nav ul{flex-wrap:wrap;gap:22px}
footer nav a:hover{color:#fff}
footer nav a::after{background:#fff}
.copyright{margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);font-size:11.5px;letter-spacing:.08em}

/* ---------- レスポンシブ ---------- */
@media(max-width:860px){
  .section{padding:72px 0}
  nav ul{display:none}
  .menu-btn{display:block}
  nav.open ul{
    display:flex;flex-direction:column;gap:0;
    position:absolute;top:88px;left:0;right:0;
    background:var(--paper);border-bottom:1px solid var(--line);
  }
  nav.open li{border-top:1px solid var(--line)}
  nav.open a{display:block;padding:16px 24px}
  .nav-cta{margin:16px 24px}
  .hero-tate{display:none}
  .about-grid,.recruit-inner{grid-template-columns:1fr;gap:40px}
  .service-list,.strength-grid{grid-template-columns:1fr}
  .work{flex-wrap:wrap}
  .sec-head{gap:18px}
  .eyebrow{height:96px}
}
@media(prefers-reduced-motion:reduce){
  .fade{animation:none;opacity:1;transform:none}
  html{scroll-behavior:auto}
}

/* ---------- 投稿詳細ページ(single.php) ---------- */
.post-hero{padding:150px 0 60px;background:var(--paper)}
.post-hero .wrap{max-width:820px}
.post-date{font-size:13px;color:var(--ai-deep);letter-spacing:.08em;margin-bottom:14px}
.post-title{
  font-family:var(--font-display);font-size:clamp(24px,4vw,38px);
  font-weight:600;line-height:1.6;letter-spacing:.04em;
}
.post-body{padding:20px 0 110px;background:#fff}
.post-body .wrap{max-width:820px}
.post-content{font-size:15.5px;line-height:2}
.post-content p{margin-bottom:1.4em}
.post-content h2{
  font-family:var(--font-display);font-size:22px;font-weight:600;
  margin:2em 0 .8em;color:var(--ai-deep);
}
.post-content h3{
  font-family:var(--font-display);font-size:18px;font-weight:600;
  margin:1.8em 0 .6em;
}
.post-content img{margin:1.5em 0;border-radius:2px}
.post-content a{color:var(--ai);border-bottom:1px solid var(--ai)}
.post-back{margin-top:60px}
.news-more{text-align:center;margin-top:36px}

/* ---------- 採用ページ・簡易ヘッダー ---------- */
.page-hero{padding:150px 0 60px;background:var(--paper);border-bottom:1px solid var(--line)}
.page-hero .wrap{max-width:820px}
.page-hero h1{
  font-family:var(--font-display);font-size:clamp(28px,4.4vw,42px);
  font-weight:600;line-height:1.6;letter-spacing:.05em;
}
.page-hero p{color:var(--ink-soft);margin-top:14px;font-size:14.5px}
.recruit-teaser{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.recruit-teaser .wrap{max-width:720px;text-align:center}
.recruit-teaser h2{
  font-family:var(--font-display);font-size:clamp(22px,3vw,28px);
  font-weight:600;margin-bottom:16px;letter-spacing:.05em;
}
.recruit-teaser p{color:var(--ink-soft);font-size:14.5px;margin-bottom:32px}