/* /assets/css/base.css */
:root{
  --bg:#fff7fb;
  --card:#ffffffee;
  --card-solid:#ffffff;
  --ink:#2b2b2b;
  --sub:#666;
  --accent:#ff79a6;
  --accent2:#7fc9ff;
  --ring:#ffd7e6;
  --shadow:0 12px 30px rgba(0,0,0,.10);
  --shadow2:0 18px 42px rgba(0,0,0,.14);
  --radius:18px;

  --bg-angle:135deg;
  --bg-a:#f6b7d2;
  --bg-b:#a9d6f7;

  --ease:cubic-bezier(.2,.8,.2,1);
}

*{box-sizing:border-box}
html,body{
  margin:0; height:100%;
  font-family:"-apple-system","BlinkMacSystemFont","Hiragino Kaku Gothic ProN","Noto Sans JP",Segoe UI,Roboto,Helvetica,Arial,sans-serif;
  color:var(--ink);
  background:linear-gradient(var(--bg-angle),var(--bg-a),var(--bg-b));
  background-attachment:fixed;
  -webkit-font-smoothing:antialiased; -moz-osx-font-smoothing:grayscale;
}

body::before{
  content:"";
  position:fixed; inset:-20%;
  pointer-events:none;
  background:
    radial-gradient(600px 420px at 15% 25%, rgba(255,255,255,.55), transparent 60%),
    radial-gradient(700px 520px at 85% 70%, rgba(255,255,255,.45), transparent 62%),
    radial-gradient(420px 320px at 55% 10%, rgba(255,250,252,.55), transparent 65%);
  filter: blur(2px);
  opacity:.75;
  z-index:-1;
}

a{color:#0b69d5;text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;height:auto;display:block}
.container{width:min(1100px,92vw);margin:0 auto}

.skip-link{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden}
.skip-link:focus{left:16px;top:12px;width:auto;height:auto;background:#111;color:#fff;padding:10px 12px;border-radius:10px;z-index:1000}
:focus-visible{outline:2px solid #0b69d5;outline-offset:2px}

header{
  position:sticky; top:0; z-index:50;
  backdrop-filter:saturate(140%) blur(10px);
  background:rgba(255,255,255,.84);
  box-shadow:0 2px 12px rgba(0,0,0,.08)
}
.nav{display:flex;align-items:center;justify-content:space-between;padding:10px 14px}
.brand{display:flex;align-items:center;gap:10px}
.brand-logo{
  width:40px;height:40px;border-radius:50%;
  background:radial-gradient(circle at 30% 30%, #fff, #ffe2ee 60%, #ffd3ea 100%);
  display:grid;place-items:center;box-shadow:var(--shadow)
}
.brand-logo span{font-weight:900;color:#ff5ea8}
.brand-title{font-weight:900;letter-spacing:.06em}
.brand-title .en{font-size:1.03rem}
.brand-title .jp{font-size:.8rem;color:#666;font-weight:800}

.nav-links{display:flex;gap:12px;align-items:center}
.nav-links a{
  padding:10px 14px;border-radius:999px;
  background:rgba(255,255,255,.98);
  box-shadow:0 4px 12px rgba(0,0,0,.08);
  font-size:.98rem;font-weight:900;color:#222;
  border:1px solid #eaeaea;
  letter-spacing:.02em;
  text-decoration:none;
  transition:transform .18s var(--ease), box-shadow .18s var(--ease), background .18s var(--ease), color .18s var(--ease);
}
.nav-links a:hover{
  background:#111;color:#fff;text-decoration:none;
  transform:translateY(-1px);
  box-shadow:0 10px 18px rgba(0,0,0,.18)
}

.hamburger{
  display:none;background:#fff;border:none;border-radius:12px;padding:9px;
  box-shadow:0 4px 12px rgba(0,0,0,.08); cursor:pointer;
}
.hamburger svg{width:22px;height:22px}

@media (max-width:880px){
  .nav-links{display:none}
  .hamburger{display:inline-grid}
  .drawer{
    position:fixed;inset:0 0 0 auto;width:min(84vw,360px);
    background:#fff;box-shadow:-20px 0 40px rgba(0,0,0,.18);
    transform:translateX(100%);transition:transform .28s var(--ease);
    z-index:60;display:flex;flex-direction:column
  }
  .drawer.open{transform:translateX(0)}
  .drawer .head{display:flex;align-items:center;justify-content:space-between;padding:16px}
  .drawer a{padding:16px 20px;border-bottom:1px solid #eee;font-size:1.05rem;font-weight:900;color:#222;letter-spacing:.02em;text-decoration:none}
  .drawer a:hover{background:#fafafa}
}

section{padding:28px 0}
.sec-title{
  font-weight:1000;font-size:1.35rem;margin:0 0 14px 0;
  display:flex;align-items:center;gap:10px;
  letter-spacing:.02em;
}

.card{
  background:#fff;border-radius:18px;box-shadow:var(--shadow);
  overflow:hidden;display:flex;flex-direction:column;
  border:1px solid rgba(255,255,255,.7);
  transition:transform .18s var(--ease), box-shadow .18s var(--ease);
}
.card:hover{transform:translateY(-3px); box-shadow:var(--shadow2)}
.card .body{padding:12px 14px}
.card h3{margin:.2rem 0 .35rem;font-size:1.08rem;font-weight:1000}
.card p{margin:0;color:#555;font-size:.93rem;line-height:1.55}

.grid{display:grid;gap:16px}
.grid.cols-3{grid-template-columns:repeat(3,1fr)}
.grid.cols-4{grid-template-columns:repeat(4,1fr)}
@media (max-width:1024px){.grid.cols-4{grid-template-columns:repeat(3,1fr)}}
@media (max-width:880px){.grid.cols-4,.grid.cols-3{grid-template-columns:repeat(2,1fr)}}
@media (max-width:520px){.grid.cols-4,.grid.cols-3{grid-template-columns:1fr}}

.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:12px 16px;border-radius:14px;
  border:none;font-weight:900;cursor:pointer;
  box-shadow:var(--shadow);
  text-decoration:none;
  transition:transform .18s var(--ease), box-shadow .18s var(--ease);
}
.btn:hover{transform:translateY(-2px); box-shadow:var(--shadow2); text-decoration:none}
.btn:active{transform:translateY(0)}
.btn-primary{background:linear-gradient(135deg,#ff81c0,#8ed2ff);color:#fff}
.btn-ghost{background:#fff;color:#333;border:1px solid #eee}

.tag{font-size:.78rem;color:#666;font-weight:900}
.mt-8{margin-top:8px}.mt-12{margin-top:12px}.mt-16{margin-top:16px}.mt-24{margin-top:24px}

footer{padding:28px 0;color:#333}
.foot{display:grid;gap:16px;grid-template-columns:2fr 1fr 1fr}
.foot h4{margin:.2rem 0 .6rem;font-weight:1000}
@media (max-width:880px){.foot{grid-template-columns:1fr}}
.copyright{margin-top:12px;font-size:.85rem;color:#555}

.foot-call{
  text-align:center;
  padding:18px;
  background: rgba(17,17,17,.85);
  border-radius:18px;
  box-shadow: var(--shadow);
  border:1px solid rgba(255,255,255,.12);
  margin-top:12px;
}
.foot-call a.foot-tel{
  display:inline-block;
  font-size:20px;
  color:#fff;
  text-decoration:none;
  padding:14px 22px;
  background:linear-gradient(135deg,#ff81c0,#8ed2ff);
  border-radius:14px;
  font-weight:1000;
  box-shadow:0 14px 30px rgba(0,0,0,.22);
}
.foot-call .foot-tel-note{
  color: rgba(255,255,255,.88);
  margin-top:10px;
  font-weight:900;
  font-size:.82rem;
  letter-spacing:.01em;
}

/* モーダル（初めて/規約などで使う） */
.modal{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;background:rgba(0,0,0,.55);z-index:120;opacity:0;pointer-events:none;transition:.2s}
.modal.open{opacity:1;pointer-events:auto}
.modal .panel{width:min(880px,92vw);max-height:min(80vh,900px);overflow:auto;background:#fff;border-radius:16px;box-shadow:var(--shadow);padding:18px}
.modal .panel h2{margin:.4rem 0 0.6rem;font-size:1.3rem;font-weight:1000}
.modal .close{position:sticky;top:0;margin-left:auto;background:#f6f6f6;border:none;border-radius:999px;padding:8px 12px;cursor:pointer;font-weight:900}
.modal .body{padding:8px 4px}

.reveal{opacity:0;transform: translateY(10px);transition: opacity .45s var(--ease), transform .45s var(--ease)}
.reveal.is-in{opacity:1;transform: translateY(0)}
@media (prefers-reduced-motion: reduce){
  *{scroll-behavior:auto !important;animation:none !important;transition:none !important}
  .reveal{opacity:1;transform:none}
}

@media (prefers-color-scheme: dark){
  :root{--ink:#eee}
  html,body{color:var(--ink);}
  header{background:rgba(20,20,20,.78)}
  .nav-links a{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.2)}
  .nav-links a:hover{background:#fff;color:#111}
  .card{background:rgba(29,31,34,.92);color:#e8e8e8}
  .tag, .card p{color:#cfcfcf}
  .modal .panel{background:#1d1f22;color:#e8e8e8}
  .modal .close{background:#2a2c31;color:#e8e8e8}
  a{color:#7fc9ff}
  .copyright{color:#bdbdbd}
}
@media (max-width:768px){ html,body{background-attachment:scroll} }