/* ============================================================
   Central AX — editorial style (実写 × 明朝 × 白 × ブルー)
   骨格: モノクロ規律・英字小ラベル・数値開示 / 顔: 明朝見出し
   ============================================================ */
:root{
  --ink:#1f2a33; --text:#3a4a56; --muted:#8a98a3; --white:#ffffff;
  --gray:#f5f7f9; --line:#c9d2d8;
  --blue:#1559c2; --blue-d:#0e3f8c;
  --maxw:1240px; --ease:cubic-bezier(.22,1,.36,1);
  --sans:"Noto Sans JP",-apple-system,BlinkMacSystemFont,"Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;
  --serif:"Shippori Mincho","Yu Mincho","Hiragino Mincho ProN","MS Mincho",serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--sans);color:var(--text);background:var(--white);line-height:1.9;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
::selection{background:rgba(21,89,194,.14)}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 clamp(22px,4vw,40px)}
.section{padding:clamp(72px,9vw,130px) 0}
.bg-gray{background:var(--gray)}
.center{text-align:center}
.label{font-family:var(--sans);font-size:11.5px;font-weight:500;letter-spacing:.32em;color:var(--muted);margin-bottom:20px;text-transform:uppercase}
.h2{font-family:var(--serif);font-size:clamp(26px,3.6vw,42px);font-weight:600;line-height:1.55;letter-spacing:.03em;color:var(--ink)}
.lead{color:var(--text);font-size:clamp(15px,1.6vw,16.5px);margin-top:26px;max-width:780px;line-height:2.3}
.center .lead{margin-left:auto;margin-right:auto}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;min-width:200px;height:58px;padding:0 30px;
  border:1px solid currentColor;font-weight:600;font-size:14.5px;letter-spacing:.1em;transition:.25s var(--ease)}
.btn:hover{transform:translateY(-2px)}
.btn.blue{background:var(--blue);border-color:var(--blue);color:#fff}
.btn.blue:hover{background:var(--blue-d);border-color:var(--blue-d)}
.btn.line{background:transparent;color:var(--ink)}
.btn.line:hover{background:var(--ink);color:#fff}
.btn.white{background:#fff;color:var(--ink);border-color:#fff}
.btn.white:hover{background:rgba(255,255,255,.88);border-color:rgba(255,255,255,.88)}

/* ---------- header ---------- */
.header{position:fixed;inset:0 0 auto;z-index:100;height:84px;display:flex;align-items:center;justify-content:space-between;
  padding:0 clamp(22px,4vw,48px);background:rgba(255,255,255,.94);backdrop-filter:blur(14px);border-bottom:1px solid rgba(31,42,51,.08)}
.logo{display:inline-flex;align-items:center}
.logo img{height:34px;width:auto;display:block}
.nav{display:flex;align-items:center;gap:clamp(16px,2.2vw,34px);font-weight:500;font-size:14px}
.nav a{position:relative;color:var(--ink)}
.nav a:not(.btn):after{content:"";position:absolute;left:0;right:0;bottom:-8px;height:1px;background:var(--blue);transform:scaleX(0);transform-origin:left;transition:.25s}
.nav a:not(.btn):hover:after{transform:scaleX(1)}
.nav .btn{min-width:auto;height:46px;padding:0 24px;font-size:13.5px}
.burger{display:none;flex-direction:column;gap:6px;background:none;border:0;cursor:pointer;padding:8px;z-index:101}
.burger span{width:26px;height:1.5px;background:var(--ink);transition:.3s var(--ease)}
.burger.open span:nth-child(1){transform:translateY(7.5px) rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg)}

/* ---------- hero (明るい昼景写真 × 白の明朝見出し) ---------- */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;color:#fff;
  background:#26405e url("../img/hero-nagoya-meieki.jpg") center/cover no-repeat}
.hero:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(12,24,42,.66),rgba(12,24,42,.38) 52%,rgba(12,24,42,.08))}
.hero .wrap{position:relative;z-index:2;width:100%;padding-top:130px;padding-bottom:110px}
.hero h1{font-family:var(--serif);font-size:clamp(38px,6.2vw,78px);font-weight:600;line-height:1.38;letter-spacing:.05em;text-shadow:0 1px 22px rgba(8,16,30,.35)}
.hero p{margin-top:28px;font-size:clamp(14.5px,1.6vw,17px);font-weight:400;line-height:2.05;max-width:620px;color:rgba(255,255,255,.94)}
.hero-actions{display:flex;gap:16px;margin-top:44px;flex-wrap:wrap}
.corner{position:absolute;left:clamp(22px,4vw,48px);bottom:28px;z-index:2;font-size:11px;letter-spacing:.26em;color:rgba(255,255,255,.6)}

/* ---------- name origin (Central × AX) ---------- */
.origin{display:flex;margin:56px auto 0;max-width:860px;border:1px solid var(--line);background:#fff;text-align:left}
.origin-item{flex:1;padding:36px 34px}
.origin-item + .origin-item{border-left:1px solid var(--line)}
.origin-word{font-family:var(--serif);font-size:clamp(26px,3vw,36px);font-weight:600;color:var(--ink);letter-spacing:.02em;line-height:1.2}
.origin-word:after{content:"";display:block;width:34px;height:2px;background:var(--blue);margin-top:14px}
.origin-item p{margin-top:16px;font-size:13.5px;line-height:2;color:var(--text)}
.origin-note{margin-top:30px;font-size:14px;line-height:2.2;color:var(--text)}
@media (max-width:560px){
  .origin{flex-direction:column}
  .origin-item + .origin-item{border-left:0;border-top:1px solid var(--line)}
}

/* ---------- service (3 columns, hairline editorial) ---------- */
.services{margin-top:56px;display:grid;grid-template-columns:repeat(3,1fr)}
.service-item{padding:6px 38px 0;border-left:1px solid var(--line)}
.service-item:first-child{border-left:0;padding-left:0}
.service-item .top{display:flex;align-items:baseline;gap:14px;margin-bottom:18px;padding-top:18px;border-top:1px solid var(--line)}
.service-item .num{font-family:var(--serif);font-size:32px;font-weight:600;color:var(--blue);letter-spacing:.02em;line-height:1}
.service-item .ic{width:26px;height:26px;color:var(--muted);flex:none;align-self:center}
.service-item .ic svg{width:100%;height:100%;fill:none;stroke:currentColor;stroke-width:1.3}
.service-item h3{font-family:var(--serif);font-size:19.5px;font-weight:600;margin-bottom:12px;letter-spacing:.03em;color:var(--ink)}
.service-item p{color:var(--text);font-size:14px;line-height:2.05}

/* ---------- pricing (明朝の大きな数字) ---------- */
.pricing-grid{margin-top:52px;display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--line);background:#fff}
.price-card{padding:38px 22px 34px;text-align:center;display:flex;flex-direction:column;align-items:center;gap:8px;border-left:1px solid var(--line)}
.price-card:first-child{border-left:0}
.price-card .ic{width:32px;height:32px;color:var(--muted);margin-bottom:8px}
.price-card .ic svg{width:100%;height:100%;fill:none;stroke:currentColor;stroke-width:1.3}
.price-card .pname{font-size:13.5px;font-weight:700;letter-spacing:.06em;color:var(--ink)}
.price-card .price{font-family:var(--serif);font-size:clamp(27px,3vw,36px);font-weight:600;letter-spacing:.01em;margin-top:4px;color:var(--ink)}
.price-card .price small{font-family:var(--sans);font-size:13px;font-weight:500;color:var(--muted);margin-left:3px;letter-spacing:.04em}
.pricing-note{margin-top:26px;font-size:12.5px;color:var(--muted);text-align:center}
.pricing-more{margin-top:16px;text-align:center}
.pricing-more a{font-weight:600;color:var(--blue);font-size:14px;letter-spacing:.04em;border-bottom:1px solid currentColor;padding-bottom:3px}

/* ---------- works = logo marquee ---------- */
.logo-marquee{margin-top:56px;overflow:hidden;position:relative;padding:10px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  -webkit-mask-image:linear-gradient(90deg,transparent,#000 7%,#000 93%,transparent);
  mask-image:linear-gradient(90deg,transparent,#000 7%,#000 93%,transparent)}
.logo-track{display:flex;width:max-content;animation:logo-scroll 32s linear infinite}
.logo-marquee:hover .logo-track{animation-play-state:paused}
.logo-item{flex:none;width:clamp(150px,15vw,205px);height:112px;display:grid;place-items:center;padding:18px 28px}
.logo-item img{max-height:50px;max-width:100%;width:auto;object-fit:contain}
@keyframes logo-scroll{to{transform:translateX(calc(-100% / 3))}}
.works-note{margin-top:30px;font-size:13px;color:var(--muted);line-height:2}

/* ---------- member ---------- */
.member-grid{margin-top:52px;display:grid;grid-template-columns:repeat(2,1fr);gap:36px;max-width:720px}
.member-photo{position:relative;aspect-ratio:1/1;background:#fff;border:1px solid var(--line);overflow:hidden;
  display:grid;place-items:center;color:#b6bcc4;font-size:12px;letter-spacing:.14em}
.member-photo img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 22%}
.member-name{font-family:var(--serif);font-size:21px;font-weight:600;margin-top:20px;letter-spacing:.04em;color:var(--ink)}
.member-role{font-size:12.5px;font-weight:600;color:var(--blue);margin-top:6px;letter-spacing:.08em}
.member-bio{font-size:12px;color:var(--muted);margin-top:5px;letter-spacing:.05em}

/* ---------- cta band ---------- */
.cta{position:relative;color:#fff;text-align:center;background:#0b1018 url("../img/cta.jpg") center/cover no-repeat}
.cta:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(8,12,20,.78),rgba(8,12,20,.88))}
.cta .wrap{position:relative;z-index:2}
.cta .label{color:rgba(255,255,255,.55)}
.cta .h2{color:#fff}
.cta p{color:rgba(255,255,255,.88);margin:22px auto 0;max-width:620px}
.cta-actions{display:flex;gap:16px;justify-content:center;margin-top:42px;flex-wrap:wrap}

/* ---------- footer ---------- */
.footer{background:var(--ink);color:#fff;padding:76px 0 36px}
.footer-grid{display:grid;grid-template-columns:1fr 2fr;gap:56px}
.footer-logo{display:inline-flex;align-items:center}
.footer-logo img{height:34px;width:auto;display:block}
.footer-tag{color:#9aa7b1;font-size:13.5px;margin-top:16px}
.info{display:grid;grid-template-columns:150px 1fr;gap:13px 24px;font-size:14px}
.info dt{color:#9aa7b1;font-weight:400}
.info dd{font-weight:500}
.info a{color:#fff;border-bottom:1px solid rgba(255,255,255,.3)}
.copy{margin-top:20px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);color:#9aa7b1;font-size:12px;letter-spacing:.08em;text-align:center}

/* ---------- subpage (privacy etc.) ---------- */
.page{padding:clamp(140px,18vw,190px) 0 clamp(70px,9vw,110px)}
.page-hero{position:relative;margin-top:84px;aspect-ratio:12/5;background-position:center;background-size:cover;display:flex;align-items:flex-start;color:#fff}
@media (max-width:700px){.page-hero{aspect-ratio:16/10}}
.page-hero:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(12,24,42,.42),rgba(12,24,42,0) 56%)}
.page-hero .wrap{position:relative;z-index:2;width:100%;padding-top:clamp(40px,5.5vw,84px)}
.ph-lead{margin-top:22px;font-size:clamp(13px,1.5vw,16px);line-height:2.1;color:rgba(255,255,255,.95);text-shadow:0 1px 14px rgba(8,16,30,.35)}
.page-hero .label{color:rgba(255,255,255,.75);margin-bottom:12px}
.page-hero h1{font-family:var(--serif);font-size:clamp(30px,4.2vw,46px);font-weight:600;letter-spacing:.04em;text-shadow:0 1px 18px rgba(8,16,30,.35)}
.page-after-hero{padding-top:clamp(48px,6vw,76px)}
.page h1{font-family:var(--serif);font-size:clamp(28px,4vw,44px);font-weight:600;color:var(--ink);letter-spacing:.03em}
.page .date{margin-top:14px;font-size:12.5px;color:var(--muted)}
.policy{max-width:820px;margin-top:40px}
.policy h2{font-family:var(--serif);font-size:19px;font-weight:600;color:var(--ink);margin:40px 0 12px;padding-top:24px;border-top:1px solid var(--line);letter-spacing:.04em}
.policy p,.policy li{font-size:14.5px;line-height:2.05}
.policy ul{padding-left:1.5em}
.policy a{color:var(--blue);border-bottom:1px solid currentColor}
/* ---------- pricing detail page ---------- */
.price-section{max-width:880px;margin-top:64px;padding-top:44px;border-top:1px solid var(--line)}
.ps-head{display:flex;align-items:baseline;gap:18px}
.ps-num{font-family:var(--serif);font-size:30px;font-weight:600;color:var(--blue);line-height:1}
.ps-head h2{font-family:var(--serif);font-size:clamp(21px,2.6vw,27px);font-weight:600;color:var(--ink);letter-spacing:.03em}
.ps-desc{margin-top:18px;font-size:14.5px;line-height:2.1}
.ps-points{margin-top:20px;padding:0;list-style:none}
.ps-points li{font-size:13.5px;line-height:1.9;padding:9px 0 9px 20px;border-bottom:1px dotted var(--line);position:relative}
.ps-points li:before{content:"";position:absolute;left:2px;top:18px;width:9px;height:1.5px;background:var(--blue)}
.ps-plans{margin-top:26px;border:1px solid var(--line);background:#fff}
.plan{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:24px 28px}
.plan + .plan{border-top:1px solid var(--line)}
.plan-name{font-size:14.5px;font-weight:700;color:var(--ink);letter-spacing:.04em}
.plan-info p{margin-top:5px;font-size:12.5px;color:var(--muted);line-height:1.8}
.plan-price{font-family:var(--serif);font-size:clamp(24px,2.6vw,31px);font-weight:600;color:var(--ink);white-space:nowrap}
.plan-price small{font-family:var(--sans);font-size:12.5px;font-weight:500;color:var(--muted);margin-left:3px}
.section-more{margin-top:52px;text-align:center}
@media (max-width:560px){
  .plan{flex-direction:column;align-items:flex-start;gap:10px}
}

/* ---------- lead form ---------- */
.form{max-width:560px;margin-top:44px}
.form label{display:block;font-size:13px;font-weight:600;color:var(--ink);margin:24px 0 8px;letter-spacing:.05em}
.form .req{display:inline-block;margin-left:8px;font-size:10.5px;font-weight:600;color:#fff;background:var(--blue);padding:1px 7px;letter-spacing:.1em;vertical-align:2px}
.form input[type=text],.form input[type=email],.form select{width:100%;height:54px;border:1px solid var(--line);background:#fff;padding:0 14px;font-family:var(--sans);font-size:15px;color:var(--ink);border-radius:0;-webkit-appearance:none;appearance:none}
.form textarea{width:100%;border:1px solid var(--line);background:#fff;padding:14px;font-family:var(--sans);font-size:15px;color:var(--ink);border-radius:0;resize:vertical;min-height:150px}
.form textarea:focus{outline:none;border-color:var(--blue)}
.form select{background-image:linear-gradient(45deg,transparent 50%,var(--muted) 50%),linear-gradient(135deg,var(--muted) 50%,transparent 50%);background-position:calc(100% - 21px) 24px,calc(100% - 16px) 24px;background-size:5px 5px;background-repeat:no-repeat}
.form input:focus,.form select:focus{outline:none;border-color:var(--blue)}
.form .btn{margin-top:34px;width:100%;cursor:pointer}
.form-note{margin-top:18px;font-size:12px;color:var(--muted);text-align:center}
.form-note a{color:var(--blue);border-bottom:1px solid currentColor}

.form-head .label{margin-bottom:14px}
.form-head h2{font-family:var(--serif);font-size:clamp(22px,2.8vw,30px);font-weight:600;color:var(--ink);letter-spacing:.04em}
.form-head p{margin-top:12px;font-size:13.5px;color:var(--muted)}
.form-head + .form{margin-top:34px}

.legal{margin-top:46px;text-align:center;font-size:12.5px}
.legal a{color:#9aa7b1;border-bottom:1px solid rgba(255,255,255,.25);padding-bottom:2px}
.legal a:hover{color:#fff}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}
  .logo-track{animation:none;flex-wrap:wrap;justify-content:center;width:auto}
  .logo-item:nth-child(n+6){display:none}}

/* ---------- mobile menu ---------- */
.mobile-menu{display:none}

/* ---------- responsive ---------- */
@media (max-width:940px){
  .nav{display:none}
  .burger{display:flex}
  .services{grid-template-columns:1fr;gap:34px}
  .service-item{border-left:0;padding:0}
  .pricing-grid{grid-template-columns:repeat(2,1fr)}
  .price-card{border-top:1px solid var(--line)}
  .price-card:nth-child(-n+2){border-top:0}
  .price-card:nth-child(odd){border-left:0}
  .footer-grid{grid-template-columns:1fr;gap:34px}
  .info{grid-template-columns:120px 1fr;gap:8px 18px}
  .mobile-menu{position:fixed;inset:84px 0 0;z-index:99;background:#fff;flex-direction:column;
    padding:30px clamp(22px,5vw,40px);gap:2px;display:flex;transform:translateX(100%);transition:transform .35s var(--ease)}
  .mobile-menu.open{transform:none}
  .mobile-menu a:not(.btn){padding:19px 2px;border-bottom:1px solid var(--line);font-size:16.5px;font-weight:600;color:var(--ink)}
  .mobile-menu .btn{margin-top:24px;width:100%}
}
@media (max-width:560px){
  .pricing-grid{grid-template-columns:1fr}
  .price-card{border-left:0;border-top:1px solid var(--line)}
  .price-card:first-child{border-top:0}
  .member-grid{grid-template-columns:1fr;max-width:320px;margin-inline:auto}
  .hero-actions .btn,.cta-actions .btn{width:100%}
  .info{grid-template-columns:1fr;gap:3px}
  .info dd{margin-bottom:12px}
}