:root{
    --blue:#00428B;
    --blue-deep:#001d3f;
    --blue-dark:#003064;
    --accent:#38A1DB;
    --ink:#1a1a1a;
    --gray:#666;
    --line:#e5e2dc;
    --bg:#f7f3ec;
    --tint:#ecf0f9;
    --gold:#8a6a2c;
    --gold-l:#d5b271;
    --en:'Cormorant Garamond',serif;
    --serif:'Noto Serif JP',serif;
    --sans:'Noto Sans JP','ヒラギノ角ゴ ProN W3',Meiryo,sans-serif;
    --ease:cubic-bezier(.16,1,.3,1);
  }
  *{margin:0;padding:0;box-sizing:border-box}
  html{scroll-behavior:smooth}
  body{
    font-family:var(--sans);color:var(--ink);background:#fff;
    font-size:15px;line-height:1.9;letter-spacing:.05em;
    -webkit-font-smoothing:antialiased;overflow-x:hidden;
  }
  ::selection{background:var(--blue);color:#fff}
  a:focus-visible,button:focus-visible{outline:2px solid var(--blue);outline-offset:3px}
  button{font:inherit;letter-spacing:inherit;color:inherit;background:none;border:0;cursor:pointer}

  /* ========== ロゴ（前田税理士事務所・実ロゴ画像） ========== */
  .h-logo{display:flex;align-items:center;gap:12px}
  .h-mark{width:38px;height:38px;border-radius:50%;background:#fff;opacity:0;transition:opacity .5s;flex:none}
  body.mark-on .h-mark{opacity:1}
  .f-mark{width:46px;height:46px;border-radius:50%;background:#fff;display:block;margin-bottom:14px}
  .cta-mk{position:absolute;right:-60px;top:50%;transform:translateY(-50%);width:340px;height:340px;opacity:.07;pointer-events:none}

  /* ========== オープニング（リング描画→ロゴ→左上へ着地） ========== */
  .opening{position:fixed;inset:0;z-index:1000;background:var(--blue-deep);
    display:flex;align-items:center;justify-content:center;cursor:pointer;transition:opacity .7s ease .15s}
  .opening.fade{opacity:0;pointer-events:none}
  .op-wrap{display:flex;flex-direction:column;align-items:center;gap:30px;color:#fff}
  .op-logo{position:relative;width:120px;height:120px;will-change:transform}
  .op-logo.move{transition:transform .85s var(--ease)}
  .op-ring{position:absolute;inset:-13px;width:calc(100% + 26px);height:calc(100% + 26px)}
  .op-ring circle{fill:none;stroke:rgba(255,255,255,.85);stroke-width:1.5;stroke-dasharray:1;stroke-dashoffset:1;transform:rotate(-90deg);transform-origin:center;transform-box:fill-box}
  body.op-go .op-ring circle{animation:draw 1.1s var(--ease) .2s forwards}
  .op-img{display:block;width:100%;height:100%;border-radius:50%;background:#fff;opacity:0;transform:scale(.82);transition:opacity .7s var(--ease) .85s,transform .7s var(--ease) .85s}
  body.op-go .op-img{opacity:1;transform:scale(1)}
  .opening.fade .op-ring{opacity:0;transition:opacity .25s}
  .op-word{text-align:center;opacity:0;transform:translateY(10px)}
  body.op-go .op-word{animation:opIn .8s var(--ease) 1.5s forwards}
  @keyframes opIn{to{opacity:1;transform:none}}
  .opening.fade .op-word{opacity:0!important;transition:opacity .25s}
  .op-word .ja{font-family:var(--serif);font-weight:700;font-size:21px;letter-spacing:.26em;display:block}
  .op-word .en{font-family:var(--en);font-weight:600;font-size:10px;letter-spacing:.42em;opacity:.7;display:block;margin-top:9px}

  /* ========== 左右レール（PCのみ） ========== */
  .rail-l{position:fixed;left:26px;top:50%;transform:translateY(-50%);z-index:60;
    writing-mode:vertical-rl;font-family:var(--serif);font-weight:600;font-size:11px;letter-spacing:.34em;
    color:rgba(19,70,154,.55);transition:color .4s}
  .rail-r{position:fixed;right:30px;top:50%;transform:translateY(-50%);z-index:60;width:1px;height:140px;background:rgba(19,70,154,.18);transition:background .4s}
  .rail-r i{display:block;width:100%;height:0;background:var(--blue);transition:background .4s}
  body.on-dark .rail-l{color:rgba(255,255,255,.65)}
  body.on-dark .rail-r{background:rgba(255,255,255,.25)}
  body.on-dark .rail-r i{background:#fff}

  /* ========== ヘッダー ========== */
  header{position:fixed;top:0;left:0;right:0;z-index:100;transition:.4s}
  .h-inner{max-width:1280px;margin:0 auto;padding:18px clamp(20px,4vw,44px);display:flex;align-items:center;justify-content:space-between}
  .logo{text-decoration:none;line-height:1.3;transition:color .4s;color:#fff}
  .logo .ja{font-family:var(--serif);font-weight:700;font-size:19px;letter-spacing:.1em;display:block}
  .logo .en{font-family:var(--en);font-weight:600;font-size:10px;letter-spacing:.32em;display:block;margin-top:3px;opacity:.75}
  nav{display:flex;align-items:center;gap:28px}
  nav a{font-size:13px;font-weight:500;text-decoration:none;letter-spacing:.1em;color:#fff;transition:opacity .2s,color .4s}
  nav a:hover{opacity:.6}
  .nav-cta{border:1px solid rgba(255,255,255,.7);padding:10px 24px;position:relative;overflow:hidden}
  .nav-cta span{position:relative;z-index:1}
  .nav-cta::before{content:'';position:absolute;inset:0;background:#fff;transform:scaleX(0);transform-origin:right;transition:transform .35s var(--ease)}
  .nav-cta:hover{opacity:1;color:var(--blue)}
  .nav-cta:hover::before{transform:scaleX(1);transform-origin:left}
  header.scrolled{background:rgba(255,255,255,.95);backdrop-filter:blur(12px);box-shadow:0 1px 0 var(--line)}
  header.scrolled .logo,header.scrolled nav a{color:var(--ink)}
  header.scrolled .logo .en{color:var(--blue);opacity:1}
  header.scrolled .nav-cta{border-color:var(--blue);color:var(--blue)}
  header.scrolled .nav-cta::before{background:var(--blue)}
  header.scrolled .nav-cta:hover{color:#fff}
  .burger{display:none;flex-direction:column;gap:6px;padding:6px;z-index:110}
  .burger span{width:26px;height:1.5px;background:#fff;transition:.3s}
  header.scrolled .burger span{background:var(--ink)}

  /* ========== ヒーロー（予測チャート） ========== */
  .mv{position:relative;min-height:100vh;display:flex;align-items:center;overflow:hidden;
    background:
      radial-gradient(ellipse 90% 60% at 75% 12%,rgba(56,161,219,.32),transparent 60%),
      linear-gradient(150deg,#07173a 0%,var(--blue-deep) 40%,#1668bd 100%);
    color:#fff}
  .mv-photo{position:absolute;inset:0;background:#0a1f4d;background-image:url("img/hero.jpg");background-size:cover;background-position:center}
  .mv-tint{position:absolute;inset:0;background:linear-gradient(150deg,rgba(7,23,58,.88) 0%,rgba(10,31,77,.74) 45%,rgba(18,60,140,.55) 100%)}
  .mv-grid{position:absolute;inset:0;opacity:.3;
    background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
    background-size:72px 72px;
    mask-image:radial-gradient(ellipse 80% 70% at 50% 45%,#000 20%,transparent 78%);
    -webkit-mask-image:radial-gradient(ellipse 80% 70% at 50% 45%,#000 20%,transparent 78%)}
  .mv-scrim{position:absolute;inset:0;z-index:2;background:linear-gradient(90deg,rgba(7,23,58,.55) 0%,rgba(7,23,58,.15) 45%,transparent 70%)}
  .mv-inner{position:relative;z-index:3;max-width:1280px;margin:0 auto;width:100%;padding:150px clamp(24px,5vw,60px) 130px}
  .mv-eyebrow{display:flex;align-items:center;gap:16px;font-family:var(--en);font-weight:600;font-size:12px;letter-spacing:.38em;color:var(--gold-l);margin-bottom:32px;
    opacity:0;transform:translateY(12px);transition:1s var(--ease) .2s}
  .mv-eyebrow::before{content:'';width:44px;height:1px;background:rgba(255,255,255,.55)}
  body.go .mv-eyebrow{opacity:1;transform:none}
  .mv h1{font-family:var(--serif);font-weight:600;font-size:clamp(34px,6vw,64px);letter-spacing:.12em;line-height:1.55}
  .mv h1 .ln{display:block;overflow:hidden}
  .mv h1 .ln i{display:block;font-style:normal;transform:translateY(112%);transition:transform 1.1s var(--ease)}
  body.go .ln:nth-child(1) i{transition-delay:.35s;transform:none}
  body.go .ln:nth-child(2) i{transition-delay:.5s;transform:none}
  .mv-lead{margin-top:26px;font-size:14px;letter-spacing:.2em;color:rgba(255,255,255,.9);
    opacity:0;transition:1s var(--ease) 1s}
  body.go .mv-lead{opacity:1}

  .mv-chart{position:absolute;left:0;right:0;bottom:0;width:100%;height:50vh;min-height:280px;z-index:1;opacity:.95}
  .mv-chart svg{width:100%;height:100%}
  .ax{stroke:rgba(255,255,255,.09);stroke-width:1}
  .line-past{fill:none;stroke:#38A1DB;stroke-width:2.6;stroke-linecap:round;stroke-dasharray:1;stroke-dashoffset:1}
  body.go .line-past{animation:draw 2.4s var(--ease) .8s forwards}
  @keyframes draw{to{stroke-dashoffset:0}}
  .fut{clip-path:inset(0 100% 0 0)}
  body.go .fut{animation:clipIn 1.8s var(--ease) 2.8s forwards}
  @keyframes clipIn{to{clip-path:inset(0 -5% 0 0)}}
  .line-future{fill:none;stroke:#fff;stroke-width:2;stroke-dasharray:9 9;stroke-linecap:round}
  .area-past{fill:url(#gradPast);opacity:0}
  body.go .area-past{animation:fadeIn 1.4s ease 2.4s forwards}
  @keyframes fadeIn{to{opacity:1}}
  .ch-ov{position:absolute;inset:0;pointer-events:none}
  .cpt{position:absolute;width:10px;height:10px;margin:-5px 0 0 -5px;border-radius:50%;background:#fff;transform:scale(0)}
  body.go .cpt{animation:pop .55s var(--ease) forwards}
  body.go .cpt:nth-of-type(1){animation-delay:1.5s}
  body.go .cpt:nth-of-type(2){animation-delay:2s}
  body.go .cpt:nth-of-type(3){animation-delay:2.5s}
  @keyframes pop{to{transform:scale(1)}}
  .clb{position:absolute;transform:translate(-50%,-50%);font-family:var(--serif);font-weight:600;font-size:13px;letter-spacing:.3em;color:rgba(255,255,255,.6);opacity:0;white-space:nowrap}
  body.go .clb.l1{animation:fadeIn .8s ease 2.3s forwards}
  body.go .clb.l2{animation:fadeIn .8s ease 4.2s forwards}
  .cend{position:absolute;width:12px;height:12px;margin:-6px 0 0 -6px}
  .cend .dot2{position:absolute;inset:0;border-radius:50%;background:#fff;box-shadow:0 0 10px rgba(255,255,255,.9);transform:scale(0)}
  body.go .cend .dot2{animation:pop .5s var(--ease) 4.4s forwards}
  .cend .ring2{position:absolute;inset:-4px;border:1.4px solid #fff;border-radius:50%;opacity:0}
  body.go .cend .ring2{animation:ring 2.4s ease-out 4.7s infinite}
  @keyframes ring{0%{opacity:.85;transform:scale(.4)}100%{opacity:0;transform:scale(3.4)}}

  .scr{position:absolute;right:clamp(18px,4vw,46px);bottom:0;z-index:4;color:#fff;font-family:var(--en);font-weight:600;font-size:10.5px;letter-spacing:.4em;writing-mode:vertical-rl;display:flex;align-items:center;gap:14px;opacity:.85}
  .scr::after{content:'';width:1px;height:66px;background:linear-gradient(#fff,rgba(255,255,255,0));animation:scr 2.2s ease-in-out infinite}
  @keyframes scr{0%{transform:scaleY(0);transform-origin:top}55%{transform:scaleY(1);transform-origin:top}56%{transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom}}

  /* ========== 共通 ========== */
  section{padding:clamp(80px,9.5vw,130px) clamp(24px,5vw,60px);position:relative}
  .wrap{max-width:1080px;margin:0 auto;position:relative}
  .head{position:relative;text-align:center;margin-bottom:64px;padding-bottom:26px}
  .head::before{content:'';position:absolute;bottom:0;left:50%;transform:translateX(-50%);width:30px;height:3px;background:var(--blue)}
  .head .en{display:block;font-family:var(--en);font-weight:600;font-size:11.5px;letter-spacing:.42em;color:var(--gold);margin-bottom:16px}
  .head h2{font-family:var(--serif);font-size:clamp(28px,4.4vw,46px);font-weight:700;letter-spacing:.14em;line-height:1.4}
  .head.is-white{color:#fff}
  .head.is-white::before{background:#fff}
  .head.is-white .en{color:#fff;opacity:.85}
  .sec-lead{text-align:center;color:var(--gray);font-size:13.5px;letter-spacing:.12em;margin:-46px auto 56px;max-width:640px}

  .rv{opacity:0;transform:translateY(30px);transition:opacity 1s var(--ease) var(--d,0s),transform 1s var(--ease) var(--d,0s)}
  .rv.in{opacity:1;transform:none}

  /* ========== お悩み ========== */
  .trouble{background:var(--bg)}
  .tr-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
  a.tr{display:flex;justify-content:space-between;align-items:center;gap:18px;
    background:#fff;border:1px solid var(--line);padding:26px 30px;text-decoration:none;color:var(--ink);transition:.35s var(--ease)}
  a.tr:hover{border-color:var(--blue);transform:translateY(-3px);box-shadow:0 16px 34px -20px rgba(19,70,154,.3)}
  .tr .t{font-family:var(--serif);font-weight:700;font-size:17px;letter-spacing:.06em;line-height:1.65}
  .tr .ar{font-family:var(--en);font-size:20px;color:var(--blue);flex:none;transition:transform .3s}
  a.tr:hover .ar{transform:translateX(5px)}
  .tr-note{text-align:center;margin-top:34px;font-size:14px;color:var(--gray);letter-spacing:.08em}

  /* ========== 特長 ========== */
  .feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:30px;align-items:start}
  .feat{position:relative;border-top:1px solid var(--line);padding:42px 6px 0;transition:.4s var(--ease)}
  .feat::before{content:'';position:absolute;top:-1px;left:0;width:30px;height:3px;background:var(--gold);transition:width .5s var(--ease)}
  .feat:hover::before{width:100%}
  .feat:nth-child(2){margin-top:48px}
  .feat .num{font-family:var(--en);font-style:italic;font-weight:600;font-size:52px;line-height:1;display:block;margin-bottom:22px;
    color:transparent;-webkit-text-stroke:1.2px var(--blue);transition:.4s}
  .feat:hover .num{color:var(--blue)}
  .feat h3{font-family:var(--serif);font-weight:700;font-size:22px;letter-spacing:.12em;line-height:1.6;margin-bottom:16px}
  .feat p{font-size:13px;color:var(--gray);line-height:2}

  /* ========== 事業内容（開閉式） ========== */
  .service{background:var(--bg)}
  .svc-list{border-top:1px solid var(--line)}
  .svc-row{position:relative;border-bottom:1px solid var(--line);transition:background .35s}
  .svc-row::before{content:'';position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--blue);transform:scaleY(0);transform-origin:top;transition:transform .4s var(--ease)}
  .svc-row:hover{background:#fff}
  .svc-row.open{background:#fff}
  .svc-row.open::before{transform:scaleY(1)}
  .svc-head{display:grid;grid-template-columns:86px 1fr 22px;gap:26px;align-items:center;width:100%;text-align:left;padding:32px 26px}
  .svc-head .idx{font-family:var(--en);font-style:italic;font-weight:600;font-size:32px;color:var(--blue);line-height:1}
  .svc-head h3{font-family:var(--serif);font-weight:600;font-size:clamp(17px,2.1vw,21px);letter-spacing:.1em;margin-bottom:6px}
  .svc-head .sm{font-size:13px;color:var(--gray);line-height:1.7}
  .plus{position:relative;width:16px;height:16px;flex:none;justify-self:end}
  .plus::before,.plus::after{content:'';position:absolute;left:0;top:50%;width:100%;height:1.6px;background:var(--blue);transform:translateY(-50%)}
  .plus::after{transform:translateY(-50%) rotate(90deg);transition:transform .35s var(--ease)}
  .svc-row.open .plus::after{transform:translateY(-50%) rotate(0deg)}
  .svc-panel{display:grid;grid-template-rows:0fr;transition:grid-template-rows .55s var(--ease)}
  .svc-row.open .svc-panel{grid-template-rows:1fr}
  .svc-panel-in{overflow:hidden;min-height:0}
  .dtpad{padding:2px 26px 36px 112px}
  .dt{list-style:none;column-count:2;column-gap:44px}
  .dt li{font-size:13.5px;color:var(--gray);padding:7px 0 7px 24px;position:relative;break-inside:avoid}
  .dt li::before{content:'';position:absolute;left:2px;top:16px;width:12px;height:1.5px;background:var(--blue)}
  .dt-note{margin-top:14px;font-size:12px;color:var(--gray)}

  /* ========== 事業内容フォトカード（写真＋白ラベル重ね） ========== */
  .psvc-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:22px}
  .psvc{position:relative;display:block;width:100%;padding:0;text-align:left;cursor:pointer}
  .psvc:nth-child(-n+3){grid-column:span 2}
  .psvc:nth-child(n+4){grid-column:span 3}
  .psvc-phw{display:block;overflow:hidden}
  .psvc-ph{display:block;width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .6s var(--ease)}
  .psvc:hover .psvc-ph{transform:scale(1.04)}
  .psvc-label{position:absolute;left:0;bottom:0;max-width:88%;display:flex;align-items:center;gap:12px;background:#fff;padding:15px 20px;box-shadow:0 12px 28px -18px rgba(11,31,51,.4);transition:background .3s}
  .psvc-num{font-family:var(--en);font-style:italic;font-weight:600;font-size:26px;color:var(--gold);line-height:1;transition:color .3s}
  .psvc-tt{font-family:var(--serif);font-weight:700;font-size:17.5px;letter-spacing:.06em;line-height:1.5;transition:color .3s}
  .psvc-plus{position:relative;width:13px;height:13px;flex:none;margin-left:6px}
  .psvc-plus::before,.psvc-plus::after{content:'';position:absolute;left:0;top:50%;width:100%;height:1.6px;background:var(--blue);transform:translateY(-50%);transition:.3s}
  .psvc-plus::after{transform:translateY(-50%) rotate(90deg)}
  .psvc.on .psvc-label{background:var(--blue)}
  .psvc.on .psvc-num{color:var(--gold-l)}
  .psvc.on .psvc-tt{color:#fff}
  .psvc.on .psvc-plus::before,.psvc.on .psvc-plus::after{background:#fff}
  .psvc.on .psvc-plus::after{transform:translateY(-50%) rotate(0deg)}
  .psvc-detail{display:grid;grid-template-rows:0fr;transition:grid-template-rows .55s var(--ease)}
  .psvc-detail.open{grid-template-rows:1fr}
  .psvc-detail-in{overflow:hidden;min-height:0}
  .psvc-body{border:1px solid var(--line);border-top:3px solid var(--blue);background:#fff;padding:30px 34px;margin-top:26px}
  .psvc-body h3{font-family:var(--serif);font-weight:700;font-size:23px;letter-spacing:.12em;color:var(--blue);margin-bottom:8px}
  .psvc-body .sm2{font-size:13px;color:var(--gray);letter-spacing:.08em;margin-bottom:18px}
  @media(max-width:960px){
    .psvc-grid{grid-template-columns:1fr 1fr}
    .psvc:nth-child(-n+3){grid-column:auto}
    .psvc:nth-child(n+4){grid-column:auto}
    .psvc:nth-child(5){grid-column:1/-1}
  }
  @media(max-width:560px){
    .psvc-grid{grid-template-columns:1fr}
    .psvc:nth-child(5){grid-column:auto}
    .psvc-label{padding:13px 16px;gap:10px}
    .psvc-tt{font-size:14.5px}
  }

  /* ========== 代表ごあいさつ ========== */
  .gr-grid{display:grid;grid-template-columns:290px 1fr;gap:60px;align-items:start}
  .photo{aspect-ratio:3/4;overflow:hidden;border:1px solid var(--line);background:#eef2f8}
  .photo img{width:100%;height:100%;object-fit:cover;display:block}
  .dt-galcap{margin-top:20px;font-size:12.5px;font-weight:700;letter-spacing:.1em;color:var(--blue)}
  .dt-gal{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px;margin-top:12px}
  .dt-gal img{width:100%;display:block;border:1px solid var(--line);background:#fff}
  .gr-txt p{font-size:14px;color:var(--gray);line-height:2.05;margin-bottom:22px}
  .gr-txt .lead{font-family:var(--serif);font-weight:700;font-size:clamp(21px,2.9vw,30px);letter-spacing:.12em;line-height:1.8;color:var(--ink);margin-bottom:28px}
  .sign{text-align:right;margin-top:30px}
  .sign .of{font-size:12.5px;color:var(--gray);letter-spacing:.1em}
  .sign .nm{font-family:var(--serif);font-weight:700;font-size:18px;letter-spacing:.2em;display:block;margin-top:4px}
  .sign .cr{font-size:11.5px;color:var(--gray);letter-spacing:.06em;display:block;margin-top:6px}

  /* ========== 料金 ========== */
  .price{background:var(--bg)}
  .price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
  .plan{border:1px solid var(--line);background:#fff;padding:42px 32px;display:flex;flex-direction:column;transition:.45s var(--ease)}
  .plan:hover{transform:translateY(-6px);box-shadow:0 26px 54px -26px rgba(19,70,154,.28)}
  .plan.feature{background:var(--blue);border-color:var(--blue);color:#fff;position:relative}
  .plan.feature::before{content:'基本プラン';position:absolute;top:-13px;left:50%;transform:translateX(-50%);
    background:var(--gold);color:#fff;border:1px solid var(--gold);font-size:11.5px;font-weight:700;letter-spacing:.16em;padding:4px 20px}
  .p-name{font-family:var(--serif);font-weight:700;font-size:19px;letter-spacing:.16em;text-align:center;margin-bottom:24px}
  .p-price{font-family:var(--en);font-weight:600;font-size:44px;line-height:1;text-align:center;margin-bottom:10px;color:var(--blue)}
  .plan.feature .p-price{color:#fff}
  .p-price .yen{font-size:22px;margin-right:3px}
  .p-price .per{font-family:var(--sans);font-size:13px;font-weight:400;letter-spacing:.05em;color:var(--gray)}
  .plan.feature .per{color:rgba(255,255,255,.75)}
  .p-note{font-size:12.5px;color:var(--gray);text-align:center;padding-bottom:20px;border-bottom:1px solid var(--line);margin-bottom:20px}
  .plan.feature .p-note{color:rgba(255,255,255,.8);border-color:rgba(255,255,255,.25)}
  .plan ul{list-style:none;flex:1;margin-bottom:28px}
  .plan li{font-size:13.5px;color:var(--gray);padding:8px 0 8px 26px;position:relative}
  .plan li::before{content:'';position:absolute;left:2px;top:17px;width:12px;height:1.5px;background:var(--blue)}
  .plan.feature li{color:rgba(255,255,255,.9)}
  .plan.feature li::before{background:#fff}
  .price-disc{font-size:12px;color:var(--gray);text-align:center;margin-top:32px;letter-spacing:.06em}

  .btn{position:relative;display:inline-flex;align-items:center;justify-content:center;gap:12px;overflow:hidden;
    padding:16px 38px;font-size:14px;font-weight:500;letter-spacing:.14em;text-decoration:none;
    border:1px solid var(--blue);color:var(--blue);background:#fff;transition:color .35s}
  .btn::before{content:'';position:absolute;inset:0;background:var(--blue);transform:scaleX(0);transform-origin:right;transition:transform .4s var(--ease)}
  .btn span,.btn .arr{position:relative;z-index:1}
  .btn .arr{font-family:var(--en);transition:transform .3s}
  .btn:hover{color:#fff}
  .btn:hover::before{transform:scaleX(1);transform-origin:left}
  .btn:hover .arr{transform:translateX(5px)}
  .btn-fill{background:var(--blue);color:#fff}
  .btn-fill::before{background:var(--blue-dark)}
  .plan .btn{width:100%}
  .plan.feature .btn{border-color:#fff;background:transparent;color:#fff}
  .plan.feature .btn::before{background:#fff}
  .plan.feature .btn:hover{color:var(--blue)}

  /* ========== 流れ ========== */
  .flow{background:linear-gradient(160deg,var(--blue) 0%,var(--blue-dark) 100%);overflow:hidden}
  .flow .tl{position:relative;margin-top:66px}
  .tl-line{position:absolute;top:7px;left:0;right:0;height:1px;background:rgba(255,255,255,.22)}
  .tl-line i{display:block;height:100%;width:0;background:#fff;transition:width 2.2s var(--ease) .3s}
  .flow.in .tl-line i{width:100%}
  .tl-steps{display:grid;grid-template-columns:repeat(5,1fr);gap:24px}
  .step{color:#fff;padding-top:34px;position:relative;opacity:0;transform:translateY(18px);transition:.8s var(--ease) var(--d,0s)}
  .flow.in .step{opacity:1;transform:none}
  .step::before{content:'';position:absolute;top:0;left:0;width:15px;height:15px;border-radius:50%;
    background:var(--blue);border:1.5px solid #fff;box-shadow:0 0 0 4px rgba(255,255,255,.12)}
  .s-num{font-family:var(--en);font-style:italic;font-weight:600;font-size:13px;letter-spacing:.26em;opacity:.75;display:block;margin-bottom:12px}
  .step h4{font-family:var(--serif);font-weight:700;font-size:18.5px;letter-spacing:.1em;margin-bottom:10px}
  .step p{font-size:12.5px;color:rgba(255,255,255,.75);line-height:1.8}

  /* ========== 理念フォトバンド ========== */
  .band{position:relative;background:#0d2a5c;background-image:url("img/band.jpg");background-size:cover;background-position:center;background-attachment:fixed;padding:clamp(88px,10vw,140px) clamp(24px,5vw,60px)}
  .band::before{content:'';position:absolute;inset:0;background:rgba(10,31,77,.74)}
  .band .wrap{position:relative}
  .band .creed{margin-bottom:0}
  .band .creed span{color:#fff}
  .band .creed span+span::before{background:rgba(255,255,255,.35)}
  .band-msg{text-align:center;color:#fff;font-family:var(--serif);font-weight:600;font-size:clamp(15px,2vw,18px);letter-spacing:.12em;line-height:2;margin-bottom:34px}
  @media(max-width:900px){.band{background-attachment:scroll}}

  /* ========== FAQ ========== */
  .faq-list{border-top:1px solid var(--line);max-width:840px;margin:0 auto}
  .fq{border-bottom:1px solid var(--line)}
  .fq-head{display:grid;grid-template-columns:46px 1fr 22px;gap:18px;align-items:center;width:100%;text-align:left;padding:26px 14px}
  .fq-head .q{font-family:var(--en);font-style:italic;font-weight:600;font-size:24px;color:var(--gold);line-height:1}
  .fq-head h3{font-family:var(--serif);font-size:17px;font-weight:700;letter-spacing:.08em;line-height:1.65}
  .fq-panel{display:grid;grid-template-rows:0fr;transition:grid-template-rows .5s var(--ease)}
  .fq.open .fq-panel{grid-template-rows:1fr}
  .fq-panel-in{overflow:hidden;min-height:0}
  .fq-a{display:grid;grid-template-columns:46px 1fr;gap:18px;padding:0 14px 26px}
  .fq-a .a{font-family:var(--en);font-style:italic;font-weight:600;font-size:24px;color:#b7c6e2;line-height:1}
  .fq-a p{font-size:14px;color:var(--gray)}
  .fq .plus{justify-self:end}
  .fq.open .plus::after{transform:translateY(-50%) rotate(0deg)}

  /* ========== 拡張機能タブ（AI受付／シミュレーター） ========== */
  .ext-tabs{display:flex;border-bottom:1px solid var(--line);margin-bottom:30px}
  .ext-tab{padding:14px 28px;font-size:14px;font-weight:700;letter-spacing:.1em;color:var(--gray);position:relative;transition:color .25s;cursor:pointer}
  .ext-tab:hover{color:var(--blue)}
  .ext-tab.on{color:var(--blue)}
  .ext-tab.on::after{content:'';position:absolute;left:0;right:0;bottom:-1px;height:3px;background:var(--blue)}
  .ext-panel{display:none}
  .ext-panel.on{display:block}
  .ext-note{font-size:12px;color:var(--gray);margin-top:16px;line-height:1.8}
  .ai-chat{border:1px solid var(--line);background:var(--bg)}
  .ai-log{height:340px;overflow-y:auto;padding:22px;display:flex;flex-direction:column;gap:14px}
  .ai-msg{max-width:82%;padding:12px 16px;font-size:13.5px;line-height:1.8}
  .ai-msg.bot{align-self:flex-start;background:#fff;border:1px solid var(--line)}
  .ai-msg.user{align-self:flex-end;background:var(--blue);color:#fff}
  .ai-msg .cap{display:block;margin-top:8px;font-size:10.5px;letter-spacing:.1em;color:var(--gray)}
  .ai-msg.user .cap{color:rgba(255,255,255,.7)}
  .ai-typing{align-self:flex-start;background:#fff;border:1px solid var(--line);padding:14px 18px;display:flex;gap:5px}
  .ai-typing i{width:6px;height:6px;border-radius:50%;background:var(--blue);opacity:.4;animation:aitp 1s infinite}
  .ai-typing i:nth-child(2){animation-delay:.15s}.ai-typing i:nth-child(3){animation-delay:.3s}
  @keyframes aitp{50%{opacity:1;transform:translateY(-3px)}}
  .ai-chips{display:flex;flex-wrap:wrap;gap:8px;padding:0 22px 16px}
  .ai-chip{font-size:12px;letter-spacing:.04em;color:var(--blue);background:#fff;border:1px solid var(--blue);padding:7px 14px;transition:.2s;cursor:pointer}
  .ai-chip:hover{background:var(--blue);color:#fff}
  .ai-inrow{display:flex;border-top:1px solid var(--line);background:#fff}
  .ai-inrow input{flex:1;border:0;padding:15px 18px;font:inherit;font-size:14px;letter-spacing:.04em;background:transparent}
  .ai-inrow input:focus{outline:none}
  .ai-inrow button{padding:0 26px;background:var(--blue);color:#fff;font-weight:700;letter-spacing:.14em;transition:.2s;cursor:pointer}
  .ai-inrow button:hover{background:var(--blue-dark)}
  .sim-q{margin-bottom:22px}
  .sim-q .ql{font-weight:700;font-size:14px;letter-spacing:.08em;margin-bottom:10px;display:block}
  .sim-qn{font-size:11.5px;color:var(--gray);margin-top:8px;line-height:1.7}
  .sim-opts{display:flex;gap:10px;flex-wrap:wrap}
  .sim-opts label{position:relative}
  .sim-opts input{position:absolute;opacity:0;pointer-events:none}
  .sim-opts span{display:inline-block;border:1px solid var(--line);background:#fff;padding:10px 20px;font-size:13.5px;letter-spacing:.06em;cursor:pointer;transition:.2s}
  .sim-opts input:checked+span{border-color:var(--blue);background:var(--blue);color:#fff}
  .sim-opts input:focus-visible+span{outline:2px solid var(--blue);outline-offset:2px}
  .sim-result{display:none;margin-top:26px;border:2px solid var(--blue);background:var(--tint);padding:26px 28px}
  .sim-result.show{display:block}
  .sim-result .rl{font-size:12px;letter-spacing:.2em;color:var(--blue);font-weight:700;margin-bottom:10px}
  .sim-fig{font-family:var(--en);font-weight:600;font-size:38px;color:var(--blue);line-height:1.2}
  .sim-fig .yen{font-size:20px}.sim-fig .per{font-family:var(--sans);font-size:13px;color:var(--gray);font-weight:400}
  .sim-fig+.sim-fig{margin-top:6px}
  .sim-result .rn{font-size:12px;color:var(--gray);margin-top:14px;line-height:1.8}
  .sim-bd{list-style:none;margin:4px 0 0}
  .sim-bd li{display:flex;justify-content:space-between;align-items:baseline;gap:16px;padding:10px 0;border-bottom:1px dashed var(--line);font-size:13.5px}
  .sim-bd li b{font-family:var(--en);font-weight:600;font-size:17px;color:var(--blue);white-space:nowrap}
  .sim-bd li.alt{color:var(--gray)}
  .sim-bd li.alt b{color:var(--gray);font-size:14px}
  .sim-total{border-top:2px solid var(--blue);margin-top:2px;padding-top:14px}
  .sim-total .tl{display:flex;justify-content:space-between;align-items:baseline;gap:16px;font-weight:700;font-size:14px}
  .sim-total b{font-family:var(--en);font-weight:600;font-size:30px;color:var(--blue);white-space:nowrap}
  .sim-total i{display:block;font-style:normal;font-size:12px;color:var(--gray);font-weight:400;margin-top:6px}
  .sim-emp{display:inline-flex;align-items:center;gap:8px;margin-left:6px;font-size:13.5px;color:var(--gray)}
  .sim-num{width:80px;border:1px solid var(--line);padding:9px 10px;font:inherit;text-align:center;background:#fff}
  @media(max-width:560px){.ai-log{height:300px}.ext-tab{padding:12px 16px;font-size:13px}}

  /* ========== 事務所概要 ========== */
  .creed{text-align:center;margin-bottom:50px}
  .creed span{display:inline-block;font-family:var(--serif);font-weight:600;font-size:15.5px;letter-spacing:.16em;padding:0 24px;position:relative}
  .creed span+span::before{content:'';position:absolute;left:0;top:50%;transform:translateY(-50%);width:1px;height:16px;background:var(--line)}
  .tbl{width:100%;border-top:1px solid var(--line);border-collapse:collapse}
  .tbl th,.tbl td{border-bottom:1px solid var(--line);padding:22px 14px;text-align:left;vertical-align:top;font-size:14px}
  .tbl th{width:190px;font-weight:700;letter-spacing:.12em;white-space:nowrap}
  .tbl td{color:var(--gray)}

  /* ========== CTA ========== */
  .cta{background:var(--tint);text-align:center;position:relative;overflow:hidden}
  .cta h2{font-family:var(--serif);font-weight:600;font-size:clamp(25px,3.6vw,36px);letter-spacing:.14em;margin-bottom:16px}
  .cta p{color:var(--gray);font-size:14.5px;letter-spacing:.1em;margin-bottom:40px}
  .cta-actions{display:flex;gap:18px;justify-content:center;flex-wrap:wrap}
  .cta-time{margin-top:26px;font-size:12.5px;color:var(--gray);letter-spacing:.1em}

  /* ========== footer ========== */
  footer{background:var(--blue-deep);color:#fff;padding:66px clamp(24px,5vw,60px) 34px}
  .f-inner{max-width:1080px;margin:0 auto}
  .f-top{display:flex;justify-content:space-between;flex-wrap:wrap;gap:44px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.15)}
  .f-brand .ja{font-family:var(--serif);font-weight:700;font-size:20px;letter-spacing:.14em;display:block}
  .f-brand .en{font-family:var(--en);font-weight:600;font-size:10.5px;letter-spacing:.32em;opacity:.7;display:block;margin:5px 0 20px}
  .f-brand p{font-size:12.5px;color:rgba(255,255,255,.6);line-height:2.1}
  .f-nav{display:flex;gap:60px;flex-wrap:wrap}
  .f-col h5{font-family:var(--en);font-weight:600;font-size:12px;letter-spacing:.3em;color:rgba(255,255,255,.55);margin-bottom:16px}
  .f-col a{display:block;font-size:13px;color:rgba(255,255,255,.82);text-decoration:none;padding:5px 0;letter-spacing:.08em;transition:opacity .2s}
  .f-col a:hover{opacity:.55}
  .f-btm{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;margin-top:28px;font-family:var(--en);font-weight:600;font-size:11.5px;letter-spacing:.2em;color:rgba(255,255,255,.45)}

  /* ========== モバイル固定CTA・デモ札 ========== */
  .mcta{position:fixed;left:0;right:0;bottom:0;z-index:150;display:none;grid-template-columns:1fr 1fr;box-shadow:0 -6px 20px rgba(10,31,77,.18)}
  .mcta a{display:flex;align-items:center;justify-content:center;gap:8px;padding:15px 10px;font-size:13.5px;font-weight:700;letter-spacing:.08em;text-decoration:none}
  .mcta .tel{background:var(--blue);color:#fff}
  .mcta .mail{background:#fff;color:var(--blue)}
  .demo-flag{position:fixed;bottom:18px;left:18px;z-index:200;background:var(--blue-deep);color:#fff;font-size:11px;letter-spacing:.1em;padding:8px 14px;border:1px solid rgba(255,255,255,.2);box-shadow:0 8px 24px rgba(0,0,0,.3)}
  .demo-flag b{color:#9db9e8;font-family:var(--en);letter-spacing:.24em;margin-right:8px}

  /* ========== responsive ========== */
  @media(max-width:1100px){.rail-l,.rail-r{display:none}}
  @media(max-width:960px){
    .feat-grid{grid-template-columns:1fr;max-width:460px;margin:0 auto;gap:38px}
    .feat:nth-child(2){margin-top:0}
    .price-grid{grid-template-columns:1fr;max-width:440px;margin:0 auto}
    .tl-steps{grid-template-columns:repeat(2,1fr);gap:32px}
    .tl-line{display:none}
    .tr-grid{grid-template-columns:1fr}
    .gr-grid{grid-template-columns:1fr;gap:36px}
    .photo{max-width:240px;margin:0 auto}
    .dtpad{padding-left:26px}
    .dt{column-count:1}
    .svc-head{grid-template-columns:56px 1fr 20px;padding:26px 18px}
    .svc-head .idx{font-size:24px}
    .mv-chart{height:38vh}
  }
  @media(max-width:768px){
    .mcta{display:grid}
    body{padding-bottom:52px}
    .demo-flag{bottom:72px}
  }
  @media(max-width:680px){
    nav{display:none;position:absolute;top:100%;left:0;right:0;flex-direction:column;background:#fff;border-bottom:1px solid var(--line);padding:24px;gap:16px}
    nav.open{display:flex}
    nav a{color:var(--ink)!important}
    .nav-cta{border-color:var(--blue)!important;color:var(--blue)!important}
    .burger{display:flex}
    .tl-steps{grid-template-columns:1fr}
    .tbl th{width:112px}
    .creed span{display:block;padding:6px 0}
    .creed span+span::before{display:none}
    .mv-inner{padding-top:130px;padding-bottom:170px}
  }
  @media(prefers-reduced-motion:reduce){
    *{animation:none!important;transition:none!important}
    .opening{display:none!important}
    .h-mark{opacity:1!important}
    .rv,.step{opacity:1!important;transform:none!important}
    .mv h1 .ln i,.mv-eyebrow,.mv-lead{opacity:1!important;transform:none!important}
    .line-past{stroke-dashoffset:0!important}
    .fut{clip-path:none!important}
    .cpt,.cend .dot2{transform:scale(1)!important}
    .area-past{opacity:1!important}
    .clb{opacity:1!important}
    .tl-line i{width:100%!important}
  }
  /* ========== 下層ページ用 ========== */
  .phead{position:relative;text-align:center;color:#fff;overflow:hidden;
    padding:clamp(150px,17vw,220px) clamp(24px,5vw,60px) clamp(58px,7vw,92px);
    background:radial-gradient(ellipse 90% 70% at 78% 10%,rgba(56,161,219,.3),transparent 62%),
      linear-gradient(150deg,#07173a 0%,var(--blue-deep) 45%,#1668bd 125%)}
  .phead .en{display:block;font-family:var(--en);font-weight:600;font-size:11.5px;letter-spacing:.42em;color:var(--gold-l);margin-bottom:16px}
  .phead h1{font-family:var(--serif);font-weight:700;font-size:clamp(27px,4.4vw,44px);letter-spacing:.16em;line-height:1.45}
  .phead p{margin-top:18px;font-size:13.5px;letter-spacing:.12em;color:rgba(255,255,255,.82)}
  nav a.on{color:var(--gold-l)}
  header.scrolled nav a.on{color:var(--blue)}

  /* 事業内容ページ */
  .svcp{padding:clamp(64px,8vw,104px) clamp(24px,5vw,60px)}
  .svcp:nth-of-type(even){background:var(--bg)}
  .svcp-in{display:grid;grid-template-columns:0.9fr 1.1fr;gap:clamp(30px,5vw,64px);align-items:start}
  .svcp:nth-of-type(even) .svcp-in{direction:rtl}
  .svcp:nth-of-type(even) .svcp-in>*{direction:ltr}
  .svcp-photo img{width:100%;aspect-ratio:4/3;object-fit:cover;display:block;border:1px solid var(--line)}
  .svcp-num{font-family:var(--en);font-style:italic;font-weight:600;font-size:30px;color:var(--gold);line-height:1;display:block;margin-bottom:12px}
  .svcp-txt h2{font-family:var(--serif);font-weight:700;font-size:clamp(22px,3.2vw,32px);letter-spacing:.14em;line-height:1.45;margin-bottom:14px}
  .svcp-lead{font-size:14px;color:var(--gray);letter-spacing:.08em;margin-bottom:22px;line-height:2}
  @media(max-width:860px){.svcp-in{grid-template-columns:1fr}.svcp:nth-of-type(even) .svcp-in{direction:ltr}}
  .svcp-gal{margin-top:clamp(34px,4.5vw,56px)}
  .more-wrap{text-align:center;margin-top:46px}
  .sub-first{padding-top:clamp(58px,7vw,88px)}