/* ===== エコーコーポレーション — 共通スタイル ===== */
:root{
  --navy:#004DA0;
  --blue:#0077B9;
  --sky:#2CA6E0;
  --sky-light:#9DCEEF;
  --grad:linear-gradient(120deg,#004DA0 0%,#0659a8 18%,#1578bf 42%,#2ca6e0 78%,#9dceef 100%);
  --ink:#222222;
  --gray:#222;
  --line:#e8eaec;
  --bg:#fbfbf9;
  --bg-soft:#eef4f9;
  --maxw:1180px;
}
*{margin:0;padding:0;box-sizing:border-box}
main{display:block}
html{scroll-behavior:smooth}
body{font-family:'Zen Kaku Gothic New',sans-serif;color:var(--ink);background:var(--bg);line-height:2;font-size:16px;-webkit-font-smoothing:antialiased;overflow-x:hidden}
.en{font-family:'Cormorant Garamond',serif}
.outfit{font-family:'Outfit',sans-serif}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 40px}
.circ{width:34px;height:34px;border-radius:50%;background:var(--grad);color:#fff;display:inline-grid;place-items:center;font-size:14px;flex-shrink:0;transition:.35s;box-shadow:0 4px 12px rgba(0,119,185,.3)}
a:hover .circ{transform:scale(1.1)}

/* ===== Header ===== */
header{position:fixed;top:0;left:0;width:100%;z-index:100;display:flex;align-items:center;justify-content:space-between;padding:20px 44px;transition:.4s}
header.scrolled{background:rgba(251,251,249,.97);padding:13px 44px;box-shadow:0 1px 20px rgba(0,0,0,.04)}
.logo{display:flex;align-items:center;transition:.4s}
.logo img{height:42px;width:auto;display:block;transition:.4s}
header.scrolled .logo img{height:36px}
nav ul{display:flex;gap:26px;list-style:none;align-items:center}
nav a{font-family:'Outfit',sans-serif;font-size:14px;font-weight:500;letter-spacing:.06em;color:var(--ink);transition:.3s;position:relative}
nav a:not(.nav-cta)::after{content:'';position:absolute;left:0;bottom:-6px;width:0;height:1.5px;background:var(--sky);transition:.3s}
nav a:not(.nav-cta):hover::after{width:100%}
.nav-cta{background:var(--grad);color:#fff!important;padding:10px 20px;border-radius:30px;font-size:14px;box-shadow:0 5px 16px rgba(0,119,185,.3)}
.burger{display:none;flex-direction:column;justify-content:center;align-items:center;gap:6px;cursor:pointer;z-index:101;width:44px;height:44px;margin-left:auto;padding:0;background:transparent;border:none}
.burger span{display:block;width:24px;height:2px;background:var(--navy);transition:transform .3s,opacity .2s;transform-origin:center}
.burger.open span:nth-child(1){transform:translateY(8px) rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}

/* ===== Section heads / reveal ===== */
section{padding:73px 0;scroll-margin-top:16px}
section.wrap{padding:73px 40px}
.head{margin-bottom:110px}
.head .lead{font-family:'Cormorant Garamond',serif;font-size:clamp(36px,4.4vw,54px);color:var(--navy);line-height:1;letter-spacing:.02em;font-weight:500}
.head .sub{display:block;margin-top:14px;font-size:14px;font-weight:500;letter-spacing:.22em;color:var(--gray)}
.reveal{opacity:0;transform:translateY(36px);transition:.9s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}

.feat-btn{display:flex;justify-content:center;margin-top:60px}
.feat-btn a{display:inline-flex;align-items:center;gap:14px;font-family:'Outfit',sans-serif;font-size:14px;letter-spacing:.12em;color:var(--navy)}

/* ===== Contact band ===== */
.contact{position:relative;overflow:hidden;color:#fff;background:var(--grad);border-radius:14px;margin:0 40px;padding:96px 0}
.contact::before{content:'';position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);background-size:52px 52px;opacity:.6}
.contact-inner{position:relative;text-align:center;max-width:760px;margin:0 auto;padding:0 30px}
.contact .lead{font-family:'Cormorant Garamond',serif;font-size:clamp(34px,4.4vw,52px);line-height:1;margin-bottom:10px;font-weight:500}
.contact .sub{font-size:14px;letter-spacing:.25em;opacity:.85;margin-bottom:30px}
.contact .desc{font-size:16px;color:rgba(255,255,255,.9);margin-bottom:30px}
.tel-row{display:flex;justify-content:center;gap:46px;flex-wrap:wrap;margin-bottom:14px}
.tel-row .t{font-family:'Outfit',sans-serif}
.tel-row .t b{display:block;font-size:24px;font-weight:600;letter-spacing:.02em}
.tel-row .t span{font-size:14px;opacity:.8}
.contact .hours{font-size:14px;opacity:.8;margin-bottom:34px}
.cbtns{display:flex;justify-content:center;gap:18px;flex-wrap:wrap}
.cbtn{position:relative;overflow:hidden;cursor:pointer;display:inline-flex;align-items:center;gap:14px;background:#fff;color:var(--navy);padding:15px 30px;border-radius:40px;font-family:'Outfit',sans-serif;font-weight:600;font-size:14px;letter-spacing:.08em;transition:color .5s,transform .35s,box-shadow .35s}
.cbtn::before{content:'';position:absolute;top:50%;right:30px;width:34px;height:34px;border-radius:50%;background:var(--grad);transform:translateY(-50%) scale(0);transition:transform .65s cubic-bezier(.2,.7,.2,1);z-index:0}
.cbtn>*{position:relative;z-index:1}
.cbtn:hover{transform:translateY(-3px);box-shadow:0 14px 34px rgba(0,0,0,.22);color:#fff}
.cbtn:hover::before{transform:translateY(-50%) scale(30)}
.cbtn:hover .circ{box-shadow:none}
.cbtn .ja{font-family:'Zen Kaku Gothic New',sans-serif;font-weight:500;color:inherit}
.sns{margin-top:34px;display:flex;justify-content:center;gap:24px;font-family:'Outfit',sans-serif;font-size:14px;letter-spacing:.08em}
.sns a{opacity:.85;transition:.3s}
.sns a:hover{opacity:1}

/* ===== Footer ===== */
footer{background:#02152e;color:rgba(255,255,255,.7);padding:80px 0 32px}
.foot-top{display:flex;justify-content:space-between;flex-wrap:wrap;gap:46px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.1)}
.foot-logo img{height:40px;width:auto;display:block;margin-bottom:18px}
.foot-banner{display:inline-block;max-width:200px;transition:.3s}
.foot-banner img{width:100%;height:auto;display:block;border-radius:4px}
.foot-banner:hover{opacity:.85}
.foot-link-btn{background:none;border:none;padding:5px 0;color:inherit;font:inherit;font-size:16px;cursor:pointer;letter-spacing:inherit;text-align:left;transition:.3s}
.foot-link-btn:hover{color:#fff;padding-left:6px}
.foot-nav{display:flex;gap:64px;flex-wrap:wrap}
.foot-nav ul{list-style:none}
.foot-nav .ti{font-family:'Outfit',sans-serif;font-size:14px;letter-spacing:.2em;color:var(--sky);margin-bottom:16px}
.foot-nav li a{font-size:14px;display:block;padding:5px 0;transition:.3s}
.foot-nav li a:hover{color:#fff;padding-left:6px}
.copy{padding-top:30px;font-family:'Outfit',sans-serif;font-size:14px;letter-spacing:.1em;opacity:.5}

@media(max-width:1024px){
  header{padding:14px 24px}
  nav ul{position:fixed;inset:0;background:rgba(251,251,249,.98);flex-direction:column;justify-content:center;gap:28px;transform:translateX(100%);transition:.45s}
  nav ul.open{transform:none}
  nav a{font-size:16px}
  .burger{display:flex}
  .tel-row{gap:24px}
  section{padding:47px 0}
  section.wrap{padding:47px 40px}
}
@media(max-width:560px){
  .wrap{padding:0 22px}
  section.wrap{padding:47px 22px}
  .contact{margin:0 18px}
}