@charset "UTF-8";

:root{
  --bg:#FFFFFF;
  --bg-2:#F2F7FC;
  --ink:#16263A;
  --ink-soft:#5A6B7E;
  --blue:#1F6FC4;
  --blue-deep:#0E3A6B;
  --blue-ink:#0A2A4F;
  --sky:#6FA8DC;
  --accent:#1F6FC4;
  --line:rgba(22,38,58,.12);
  --card:#FFFFFF;
  --serif:'Zen Old Mincho',serif;
  --sans:'Zen Kaku Gothic New',sans-serif;
  --latin:'Cormorant Garamond',serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--sans);
  background:var(--bg);
  color:var(--ink);
  line-height:1.85;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.wrap{max-width:1180px;margin:0 auto;padding:0 28px}

.sp-only{display: none;}

/* ---------- Header ---------- */
header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  transition:background .4s ease, box-shadow .4s ease, padding .4s ease;
  padding:22px 0;
  display: none;
}
header.scrolled{
  background:rgba(255,255,255,.9);
  backdrop-filter:blur(12px);
  box-shadow:0 1px 0 var(--line);
  padding:14px 0;
}
.nav{display:flex;align-items:center;justify-content:space-between}
.logo{display:flex;align-items:baseline;gap:10px;font-family:var(--latin);
  font-size:26px;letter-spacing:.22em;font-weight:500;color:var(--blue-deep)}
.logo .mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border:1.5px solid var(--blue);border-radius:50%;
  font-family:var(--serif);font-size:15px;letter-spacing:0;color:var(--blue);
  transform:translateY(2px);
}
.logo small{font-family:var(--sans);font-size:10px;letter-spacing:.3em;
  color:var(--sky);font-weight:500;align-self:center}
/* hero (white text) variant of logo before scroll */
.hero-on .logo{color:#fff}
.hero-on .logo .mark{border-color:rgba(255,255,255,.7);color:#fff}
.hero-on .logo small{color:rgba(255,255,255,.7)}
.hero-on .menu a{color:rgba(255,255,255,.85)}
.hero-on .menu a:hover{color:#fff}
.hero-on .menu a::after{background:#fff}
.hero-on .burger span{background:#fff}
.menu{display:flex;gap:34px;align-items:center}
.menu a{font-size:13px;letter-spacing:.08em;color:var(--ink-soft);
  position:relative;padding:4px 0;transition:color .3s}
.menu a::after{content:'';position:absolute;left:0;bottom:0;width:0;height:1px;
  background:var(--blue);transition:width .35s ease}
.menu a:hover{color:var(--blue)}
.menu a:hover::after{width:100%}
.menu .cta{background:var(--blue);color:#fff;padding:11px 22px;border-radius:3px;
  letter-spacing:.1em;transition:background .3s}
.menu .cta::after{display:none}
.menu .cta:hover{background:var(--blue-deep)}
.hero-on .menu .cta{background:#fff;color:var(--blue-deep)}
.hero-on .menu .cta:hover{background:var(--bg-2)}
.burger{display:none;flex-direction:column;gap:6px;background:none;border:0;
  cursor:pointer;padding:6px}
.burger span{width:26px;height:1.5px;background:var(--ink);transition:.35s}

/* ---------- Hero / Main Visual (image) ---------- */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;overflow:hidden}
.hero-bg{position:absolute;inset:0;
  background-image:url('img/mv.jpg');
  background-size:cover;background-position:center;
  /* 画像が読み込めない場合のフォールバック色 */
  background-color:#0E3A6B;
}
.hero-bg::after{content:'';position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(10,42,79,.86) 0%,rgba(14,58,107,.62) 42%,rgba(31,111,196,.18) 100%);}
.hero .wrap{position:relative;z-index:3;width:100%}
.hero-tag{font-family:var(--latin);font-style:italic;font-size:21px;
  color:#9EC6F0;letter-spacing:.04em;margin-bottom:18px;
  opacity:0;animation:rise .9s .2s forwards}
.hero h1{font-family:var(--serif);font-weight:500;color:#fff;
  font-size:clamp(2.6rem,6.2vw,5rem);line-height:1.28;letter-spacing:.02em;
  margin-bottom:26px;text-shadow:0 2px 30px rgba(0,0,0,.25)}
.hero h1 span{display:block;overflow:hidden}
.hero h1 span i{display:block;font-style:normal;opacity:0;transform:translateY(110%);
  animation:rise 1s forwards}
.hero h1 span:nth-child(1) i{animation-delay:.35s}
.hero h1 span:nth-child(2) i{animation-delay:.5s}
.hero h1 span:nth-child(2) em{font-style:normal;color:#9EC6F0}
.hero p.lead{max-width:440px;color:rgba(255,255,255,.9);font-size:15px;line-height:2.1;
  margin-bottom:38px;opacity:0;animation:rise 1s .7s forwards}
.hero .btns{display:flex;gap:16px;flex-wrap:wrap;opacity:0;animation:rise 1s .85s forwards}
.btn{padding:15px 34px;border-radius:3px;font-size:13px;letter-spacing:.12em;
  transition:.3s;display:inline-flex;align-items:center;gap:10px}
.btn-main{background:#fff;color:var(--blue-deep)}
.btn-main:hover{background:var(--bg-2);transform:translateY(-2px)}
.btn-line{border:1px solid rgba(255,255,255,.7);color:#fff}
.btn-line:hover{background:#fff;color:var(--blue-deep)}
.scroll-hint{position:absolute;bottom:30px;left:50%;transform:translateX(-50%);
  font-family:var(--latin);font-size:12px;letter-spacing:.3em;color:rgba(255,255,255,.85);
  z-index:3;writing-mode:vertical-rl}
.scroll-hint::after{content:'';display:block;width:1px;height:46px;background:rgba(255,255,255,.85);
  margin:12px auto 0;animation:scrolly 1.8s infinite}

/* ---------- Section base ---------- */
section{padding:120px 0;position:relative}
.eyebrow{font-family:var(--latin);font-style:italic;font-size:18px;color:var(--blue);
  letter-spacing:.04em;margin-bottom:10px;display:block}
.sec-title{font-family:var(--serif);font-weight:500;color:var(--blue-deep);
  font-size:clamp(1.8rem,3.6vw,2.6rem);line-height:1.4;letter-spacing:.04em}
.sec-head{margin-bottom:64px;max-width:640px}
.reveal{opacity:0;transform:translateY(34px);transition:opacity .9s ease,transform .9s ease}
.reveal.in{opacity:1;transform:none}

/* ---------- Message ---------- */
.message{background:var(--bg-2)}
.message .wrap{display:grid;grid-template-columns:1fr 1.1fr;gap:70px;align-items:center}
.message-img{position:relative;aspect-ratio:4/5;border-radius:4px;overflow:hidden;
  background:linear-gradient(160deg,#bcd5ef,#6fa8dc)}
.message-img img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position: top;}
.message-img .ph{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  font-family:var(--latin);font-style:italic;color:rgba(255,255,255,.85);font-size:20px;letter-spacing:.1em}
.message-img::after{content:'';position:absolute;inset:0;border:1px solid rgba(255,255,255,.5);
  margin:16px;border-radius:2px;pointer-events:none}
.message-body h2{font-family:var(--serif);font-weight:500;font-size:clamp(1.5rem,3vw,2.1rem);
  line-height:1.7;color:var(--blue-deep);margin-bottom:28px;letter-spacing:.04em}
.message-body p{color:var(--ink-soft);margin-bottom:20px;font-size:15px}
.sign{font-family:var(--serif);margin-top:30px;font-size:14px;color:var(--ink)}
.sign b{font-size:20px;font-weight:500;display:block;margin-top:4px}

/* ---------- Features ---------- */
.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;
  background:var(--line);border:1px solid var(--line);border-radius:4px;overflow:hidden}
.feature{background:var(--card);padding:46px 38px;transition:background .4s,transform .4s,box-shadow .4s;
  position:relative}
.feature:hover{background:#fff;transform:translateY(-4px);z-index:2;
  box-shadow:0 24px 60px -30px rgba(14,58,107,.45)}
.feature .num{font-family:var(--latin);font-style:italic;font-size:34px;color:var(--sky);
  margin-bottom:14px;display:block}
.feature .bar{width:34px;height:2px;background:var(--blue);margin-bottom:20px;transition:width .4s}
.feature:hover .bar{width:56px}
.feature h3{font-family:var(--serif);font-weight:500;font-size:1.25rem;color:var(--blue-deep);
  margin-bottom:14px;letter-spacing:.04em}
.feature p{font-size:13.5px;color:var(--ink-soft);line-height:2}

/* ---------- Philosophy ---------- */
.philosophy{background:var(--blue-ink);color:#E7EFF8;overflow:hidden;position:relative}
.philosophy::before{content:'理念';position:absolute;right:-2%;top:8%;
  font-family:var(--serif);font-size:clamp(8rem,22vw,20rem);color:rgba(255,255,255,.05);
  letter-spacing:.1em;pointer-events:none;line-height:1}
.philosophy .wrap{position:relative;z-index:2}
.philosophy .eyebrow{color:#9EC6F0}
.philosophy .sec-title{color:#fff}
.philosophy-lead{font-family:var(--serif);font-size:clamp(1.5rem,3.4vw,2.4rem);
  font-weight:400;line-height:2;color:#fff;max-width:780px;margin:40px 0 60px;letter-spacing:.05em}
.philosophy-lead em{font-style:normal;color:#9EC6F0}
.values{display:grid;grid-template-columns:repeat(3,1fr);gap:40px;border-top:1px solid rgba(255,255,255,.18);padding-top:50px}
.value .vn{font-family:var(--latin);font-style:italic;font-size:17px;color:#9EC6F0;margin-bottom:10px}
.value h4{font-family:var(--serif);font-weight:500;font-size:1.15rem;margin-bottom:12px;letter-spacing:.06em}
.value p{font-size:13.5px;color:rgba(231,239,248,.72);line-height:2}

/* ---------- Clinics ---------- */
.clinics-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:28px}
.clinic{background:var(--card);border:1px solid var(--line);border-radius:6px;
  padding:34px 36px;display:flex;gap:26px;align-items:center;transition:.4s}
.clinic:hover{border-color:var(--blue);transform:translateY(-3px);
  box-shadow:0 20px 50px -28px rgba(14,58,107,.4)}
.clinic-logo{flex:0 0 84px;height:84px;border-radius:50%;
  background:linear-gradient(150deg,var(--sky),var(--blue));
  display:flex;align-items:center;justify-content:center;color:#fff;
  font-family:var(--serif);font-size:24px;letter-spacing:.04em}
.clinic-info h4{font-family:var(--serif);font-weight:500;font-size:1.15rem;
  color:var(--blue-deep);margin-bottom:6px;letter-spacing:.04em}
.clinic-info .area{font-family:var(--latin);font-style:italic;color:var(--blue);
  font-size:14px;margin-bottom:8px}
.clinic-info p{font-size:13px;color:var(--ink-soft);line-height:1.8}

/* ---------- Access ---------- */
.access{background:var(--bg-2)}
.access .wrap{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:start}
.map{aspect-ratio:1/1;border-radius:6px;overflow:hidden;border:1px solid var(--line);
  background:
    repeating-linear-gradient(0deg,#dbe8f5,#dbe8f5 1px,transparent 1px,transparent 38px),
    repeating-linear-gradient(90deg,#dbe8f5,#dbe8f5 1px,transparent 1px,transparent 38px),
    #eef4fb;
  position:relative;display:flex;align-items:center;justify-content:center}
.map .pin{position:relative;z-index:2;text-align:center}
.map .pin .dot{width:18px;height:18px;border-radius:50%;background:var(--blue);
  margin:0 auto 12px;box-shadow:0 0 0 8px rgba(31,111,196,.2);animation:pulse 2s infinite}
.map .pin span{font-family:var(--serif);color:var(--blue-deep);font-size:15px;letter-spacing:.06em}
.info-table{width:100%;border-collapse:collapse}
.info-table th,.info-table td{text-align:left;padding:20px 4px;
  border-bottom:1px solid var(--line);vertical-align:top;font-size:14px}
.info-table th{width:120px;font-family:var(--serif);font-weight:500;color:var(--blue);
  letter-spacing:.08em}
.info-table td{color:var(--ink-soft)}
.info-table td b{color:var(--ink);font-weight:500}

/* ---------- CTA band ---------- */
.cta-band{background:linear-gradient(120deg,var(--blue-deep),var(--blue));color:#fff;text-align:center;padding:100px 0}
.cta-band h2{font-family:var(--serif);font-weight:500;font-size:clamp(1.7rem,4vw,2.7rem);
  margin-bottom:18px;letter-spacing:.06em}
.cta-band p{color:rgba(255,255,255,.85);margin-bottom:36px;font-size:15px}
.cta-band .btn-main{background:#fff;color:var(--blue-deep)}
.cta-band .btn-main:hover{background:var(--bg-2);color:var(--blue-ink)}

/* ---------- Footer ---------- */
footer{background:var(--blue-ink);color:rgba(231,239,248,.7);padding:70px 0 36px}
.foot-top{display:flex;justify-content:space-between;flex-wrap:wrap;gap:40px;
  padding-bottom:46px;border-bottom:1px solid rgba(255,255,255,.14)}
.foot-brand .logo{color:#fff}
.foot-brand .logo .mark{border-color:rgba(255,255,255,.5);color:#fff}
.foot-brand .logo small{color:rgba(255,255,255,.6)}
.foot-brand p{margin-top:18px;font-size:13px;max-width:280px;line-height:2}
.foot-cols{display:flex;gap:64px;flex-wrap:wrap}
.foot-col h5{font-family:var(--serif);color:#fff;font-weight:500;font-size:14px;
  margin-bottom:16px;letter-spacing:.1em}
.foot-col a{display:block;font-size:13px;margin-bottom:10px;transition:color .3s}
.foot-col a:hover{color:#9EC6F0}
.foot-bot{display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px;
  padding-top:28px;font-size:11.5px;letter-spacing:.06em}
.foot-bot .latin{font-family:var(--latin);font-style:italic;letter-spacing:.1em}

/* ---------- Animations ---------- */
@keyframes rise{to{opacity:1;transform:none}}
@keyframes scrolly{0%{transform:scaleY(0);transform-origin:top}
  50%{transform:scaleY(1);transform-origin:top}
  50.1%{transform-origin:bottom}100%{transform:scaleY(0);transform-origin:bottom}}
@keyframes pulse{0%,100%{box-shadow:0 0 0 8px rgba(31,111,196,.2)}
  50%{box-shadow:0 0 0 16px rgba(31,111,196,0)}}

/* ---------- Responsive ---------- */
@media(max-width:900px){
  .menu{position:fixed;inset:0 0 0 auto;width:min(78vw,320px);background:var(--bg);
    flex-direction:column;justify-content:center;gap:26px;padding:40px;
    transform:translateX(100%);transition:transform .4s ease;box-shadow:-20px 0 60px -30px #000;z-index:120}
  .menu.open{transform:none}
  .menu a{font-size:16px;color:var(--ink-soft)!important}
  .menu a:hover{color:var(--blue)!important}
  .hero-on .menu .cta,.menu .cta{background:var(--blue);color:#fff!important}
  .burger{display:flex;z-index:130}
  .burger.open span{background:var(--ink)!important}
  .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)}
  .features-grid{grid-template-columns:repeat(2,1fr)}
  .values{grid-template-columns:1fr;gap:34px}
  .message .wrap,.access .wrap{grid-template-columns:1fr;gap:44px}
  .message-img{aspect-ratio:16/11;max-height:420px}
  section{padding:88px 0}
}
@media(max-width:560px){
  .wrap{padding:0 20px}
  .features-grid,.clinics-grid{grid-template-columns:1fr}
  .clinic{flex-direction:column;text-align:center;align-items:center}
  .foot-top{flex-direction:column}
  .hero{min-height:92vh}
  .hero .btns{flex-direction:column}
  .btn{justify-content:center}
  .sp-only{display: block;}
}