:root{--ink:#232323;--head:#191919;--mut:#6b6b6b;--line:#ddd;--accent:#e4572e;--bg:#fff;--soft:#faf8f6}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:"Noto Sans JP","Hiragino Kaku Gothic ProN","Yu Gothic",sans-serif;font-weight:300;color:var(--ink);line-height:2;font-size:15px;background:var(--bg)}
img{display:block;width:100%;height:100%;object-fit:cover}
a{color:inherit;text-decoration:none}
.en{font-family:"Noto Sans Display","Helvetica Neue",Arial,sans-serif;font-weight:200;letter-spacing:0;text-transform:uppercase;color:var(--head)}
h2.en{font-size:44px;text-align:center;font-weight:200;margin-bottom:14px}
.sub{text-align:center;font-size:13px;color:var(--mut);margin-bottom:56px;font-weight:300}
header{position:fixed;top:0;left:0;right:0;z-index:50;display:flex;justify-content:space-between;align-items:center;padding:18px 48px;background:rgba(255,255,255,.94)}
.logo{font-size:26px;font-weight:500;letter-spacing:.12em}
.logo small{display:block;font-size:9px;letter-spacing:.3em;color:var(--mut);font-weight:300}
nav{display:flex;gap:34px;align-items:center;font-size:12px;letter-spacing:.08em}
nav a:hover{color:var(--accent)}
.btn-res{display:inline-block;background:var(--accent);color:#fff!important;padding:12px 26px;font-size:12px;letter-spacing:.1em}
section{padding:110px 0}
.wrap{max-width:1200px;margin:0 auto;padding:0 40px}
.split{display:grid;grid-template-columns:1fr 1fr;min-height:520px}
.split .ph{min-height:420px}
.split .tx{display:flex;flex-direction:column;justify-content:center;padding:70px 80px}
.split .tx h2.en{text-align:left;font-size:40px}
.split .tx .sub{text-align:left;margin-bottom:26px}
.lead{font-size:21px;font-weight:400;line-height:1.9;margin-bottom:22px;color:var(--head)}
.tx p{font-size:14px;color:#3d3d3d;margin-bottom:16px}
.price-line{font-size:14px;font-weight:400;border-top:1px solid var(--line);padding-top:16px;margin-top:8px;line-height:2.2}
.vm{align-self:flex-end;margin-top:30px;display:inline-block;border:1px solid #999;padding:20px 0;width:238px;text-align:center;font-family:"Noto Sans Display",sans-serif;font-weight:300;font-size:13px;letter-spacing:.06em}
.vm:hover{border-color:var(--head);color:var(--head)}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.grid3 figure .ph{aspect-ratio:2.4/1;overflow:hidden}
.grid3 figcaption{font-weight:700;font-size:15px;text-align:center;padding-top:14px}
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.steps div{padding:30px 18px;text-align:center;border-right:1px solid var(--line)}
.steps div:last-child{border-right:none}
.steps b{font-family:"Noto Sans Display",sans-serif;font-weight:200;font-size:26px;display:block}
.steps span{font-size:13px;font-weight:400}
.flow4{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border-top:1px solid var(--line)}
.flow4 div{padding:34px 22px;border-right:1px solid var(--line)}
.flow4 div:last-child{border-right:none}
.flow4 b{font-family:"Noto Sans Display",sans-serif;font-weight:200;font-size:30px;display:block;margin-bottom:8px}
.flow4 h3{font-size:15px;font-weight:500;margin-bottom:8px}
.flow4 p{font-size:13px}
.sol{display:grid;grid-template-columns:repeat(3,1fr);gap:44px 40px}
.sol div{border-left:2px solid var(--head);padding-left:18px}
.sol h3{font-size:14px;font-weight:400;margin-bottom:8px}
.sol p{font-size:13px}
.col-list{display:grid;grid-template-columns:1fr 1fr;gap:0 60px}
.col-list a{display:flex;gap:20px;padding:22px 0;border-bottom:1px solid var(--line);align-items:baseline}
.col-list .tag{font-size:11px;border:1px solid #bbb;padding:2px 10px;white-space:nowrap}
.col-list h3{font-size:15px;font-weight:400}
.faq div{border-bottom:1px solid var(--line);padding:26px 4px}
.faq h3{font-size:15px;font-weight:500;margin-bottom:8px}
.faq p{font-size:14px}
.area-list{text-align:center;font-size:17px;font-weight:400;line-height:2.6}
.cta{background:var(--soft);text-align:center;padding:90px 20px}
.cta .big{display:inline-block;background:var(--accent);color:#fff;padding:22px 90px;font-size:16px;letter-spacing:.1em;margin-top:26px}
footer{background:#fff;border-top:1px solid var(--line);padding:70px 48px 40px}
.fcols{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;font-size:12px;line-height:2.4}
.fcols h4{font-family:"Noto Sans Display",sans-serif;font-weight:300;font-size:12px;letter-spacing:.05em;margin-bottom:10px}
.copy{text-align:center;font-size:11px;color:var(--mut);margin-top:50px}
.fv{position:relative;height:92vh;min-height:640px}
.fv .ph{position:absolute;inset:0}
.fv .ov{position:absolute;inset:0;background:linear-gradient(90deg,rgba(255,255,255,.88) 0%,rgba(255,255,255,.45) 42%,rgba(255,255,255,0) 70%);display:flex;align-items:center}
.fv .in{padding-left:7%;max-width:640px}
.fv h1{font-size:34px;font-weight:400;line-height:1.8;color:var(--head);margin:18px 0}
.fv .en{font-size:15px}
.table{width:100%;border-collapse:collapse;font-size:15px}
.table th,.table td{border-bottom:1px solid var(--line);padding:20px 10px;text-align:left;font-weight:300}
.table td:last-child{text-align:right;font-weight:500;white-space:nowrap}
form label{display:block;font-size:13px;margin:20px 0 6px;font-weight:400}
form input,form select,form textarea{width:100%;border:1px solid #ccc;padding:13px;font:inherit;font-weight:300;background:#fff}
.submit{background:var(--accent);color:#fff;border:none;padding:18px;width:100%;font-size:15px;letter-spacing:.1em;cursor:pointer;margin-top:30px}
.note{font-size:12px;color:var(--mut)}
.pagehero{padding:150px 0 60px;text-align:center}
.pagehero h1.en{font-size:40px;font-weight:200}
article.body{max-width:760px;margin:0 auto;padding:0 24px 90px}
article.body p{margin-bottom:22px;font-size:15px}
article.body h2{font-size:19px;font-weight:500;margin:38px 0 14px}
/* ============ Mobile (<=900px) ============ */
@media(max-width:900px){
  body{padding-top:52px;font-size:15px}
  /* Header: logo row + horizontally scrollable nav row (no page is unreachable) */
  header{flex-wrap:wrap;padding:10px 20px 0;row-gap:2px}
  .logo{font-size:22px}
  nav{display:flex;order:3;flex-basis:100%;gap:26px;overflow-x:auto;-webkit-overflow-scrolling:touch;padding:6px 0 10px;scrollbar-width:none}
  nav::-webkit-scrollbar{display:none}
  nav a{white-space:nowrap;padding:10px 0}
  nav .btn-res{padding:13px 18px;align-self:center}
  section[id]{scroll-margin-top:132px}
  /* Layout rhythm */
  section{padding:64px 0}
  .wrap{padding:0 20px}
  .sub{margin-bottom:36px}
  h2.en{font-size:32px}
  .pagehero{padding:98px 0 44px}
  .pagehero h1.en{font-size:34px}
  /* Split blocks: stack, text gets full width with phone padding */
  .split{grid-template-columns:1fr;min-height:0}
  .split .ph{min-height:300px}
  .split .tx{padding:44px 24px}
  .split .tx h2.en{font-size:30px}
  .lead{font-size:18px}
  .vm{width:100%;align-self:stretch;padding:16px 0;margin-top:26px}
  .btn-res{padding:15px 26px}
  /* Card grids */
  .grid3{grid-template-columns:1fr;gap:36px}
  .grid3 figure .ph{aspect-ratio:3/2}
  /* Process steps: numbered rows with separators, no stray side border */
  .steps{grid-template-columns:1fr}
  .steps div{display:flex;align-items:baseline;gap:18px;text-align:left;padding:18px 6px;border-right:none;border-bottom:1px solid var(--line)}
  .steps div:last-child{border-bottom:none}
  .steps b{font-size:22px;min-width:34px}
  /* Flow: stacked with separators */
  .flow4{grid-template-columns:1fr}
  .flow4 div{padding:24px 4px;border-right:none;border-bottom:1px solid var(--line)}
  .flow4 div:last-child{border-bottom:none}
  .flow4 b{font-size:26px}
  /* Solution / column list */
  .sol{grid-template-columns:1fr;gap:30px}
  .col-list{grid-template-columns:1fr}
  .col-list a{padding:18px 0}
  /* Tables (price / terms / about): rows stack, values wrap — kills the nowrap overflow */
  .table{font-size:14px}
  .table tr{display:block;padding:16px 0;border-bottom:1px solid var(--line)}
  .table th,.table td{display:block;border-bottom:none;padding:0;text-align:left;white-space:normal}
  .table th{font-size:14px;font-weight:400;margin-bottom:4px}
  .table td:last-child{text-align:right;font-size:16px;white-space:normal}
  /* FAQ */
  .faq div{padding:22px 2px}
  /* CTA: full-width tap target */
  .cta{padding:64px 20px}
  .cta .big{display:block;width:100%;padding:20px 0;font-size:15px;margin-top:22px}
  /* Form: 16px inputs stop iOS focus zoom, generous targets */
  form input,form select,form textarea{font-size:16px;padding:14px}
  .submit{padding:18px;font-size:16px;min-height:56px}
  /* Footer stacks */
  footer{padding:48px 24px 32px}
  .fcols{grid-template-columns:1fr;gap:28px;line-height:2.2}
  article.body{padding:0 20px 64px}
}
@media(max-width:480px){
  h2.en{font-size:29px}
  .split .tx h2.en{font-size:27px}
  .pagehero h1.en{font-size:30px}
  .area-list{font-size:16px}
  .grid3 figure .ph{aspect-ratio:4/3}
}