/* Shared styles for service sub-pages */
:root{
  --bg: oklch(0.985 0.008 200);
  --bg-2: oklch(0.97 0.012 200);
  --bg-3: oklch(0.94 0.02 210);
  --ink: oklch(0.28 0.02 230);
  --ink-sub: oklch(0.46 0.02 230);
  --ink-mute: oklch(0.62 0.015 230);
  --line: oklch(0.9 0.015 220);
  --line-soft: oklch(0.94 0.012 220);
  --blue: oklch(0.78 0.06 220);
  --blue-ink: oklch(0.48 0.08 225);
  --mint: oklch(0.86 0.05 170);
  --mint-ink: oklch(0.55 0.06 175);
  --coral: oklch(0.82 0.06 35);
  --coral-ink: oklch(0.58 0.1 35);
  --butter: oklch(0.94 0.04 90);
  --serif: "Noto Serif JP", "Hiragino Mincho ProN", serif;
  --sans:  "Noto Sans JP",  "Hiragino Kaku Gothic ProN", sans-serif;
  --mono:  "JetBrains Mono", ui-monospace, monospace;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family: var(--sans); color: var(--ink); background: var(--bg);
  font-size: 15px; line-height: 1.8; font-weight: 400;
  -webkit-font-smoothing: antialiased; letter-spacing: .02em;
}
a{color:inherit; text-decoration:none}
img{max-width:100%; display:block}
h1,h2,h3,h4{font-family:var(--serif); font-weight:500; letter-spacing:.04em; margin:0}
.wrap{max-width:1180px; margin:0 auto; padding:0 32px}
.wrap-narrow{max-width:980px; margin:0 auto; padding:0 32px}

/* NAV */
.nav{ position: sticky; top:0; z-index:50;
  background: color-mix(in oklch, var(--bg) 82%, transparent);
  backdrop-filter: saturate(1.1) blur(12px);
  -webkit-backdrop-filter: saturate(1.1) blur(12px);
  border-bottom: 1px solid var(--line-soft);
}
.nav-inner{ display:flex; align-items:center; justify-content:space-between;
  height: 76px; padding: 0 32px; max-width:1280px; margin:0 auto; }
.brand{display:flex; align-items:center; gap:12px}
.brand-mark{ width: 40px; height: 40px; border-radius:50%;
  background: radial-gradient(circle at 35% 30%, #fff, var(--mint) 60%, var(--blue) 130%);
  display:grid; place-items:center;
  box-shadow: 0 2px 10px color-mix(in oklch, var(--blue) 30%, transparent); }
.brand-mark svg{width:20px; height:20px}
.brand-name{font-family:var(--serif); font-size: 19px; letter-spacing:.2em}
.brand-sub{font-size:10px; letter-spacing:.3em; color:var(--ink-mute); margin-top:-2px}
.nav-menu{display:flex; gap:30px; align-items:center}
.nav-menu a{font-size:13px; letter-spacing:.15em; color:var(--ink-sub); position:relative; padding:6px 0}
.nav-menu a.curr{color:var(--blue-ink)}
.nav-menu a:hover{color:var(--blue-ink)}
.nav-cta{ display:inline-flex; align-items:center; gap:8px;
  padding: 12px 22px; border-radius: 999px;
  background: var(--ink); color: var(--bg);
  font-size: 12px; letter-spacing:.2em; transition: transform .2s, background .2s; }
.nav-cta:hover{transform: translateY(-1px); background: var(--blue-ink); color:#fff}
.burger{display:none; width:40px; height:40px; border:1px solid var(--line); border-radius:12px; background:white; cursor:pointer; padding:0; position:relative; z-index: 60}
.burger span{display:block; width:16px; height:1.5px; background:var(--ink); margin:4px auto; transition: transform .3s, opacity .3s}
.burger.open span:nth-child(1){transform: translateY(5.5px) rotate(45deg)}
.burger.open span:nth-child(2){opacity: 0}
.burger.open span:nth-child(3){transform: translateY(-5.5px) rotate(-45deg)}
.drawer{
  position: fixed; inset: 0; z-index: 55;
  background: color-mix(in oklch, var(--bg) 96%, transparent);
  backdrop-filter: saturate(1.1) blur(14px);
  -webkit-backdrop-filter: saturate(1.1) blur(14px);
  display: flex; flex-direction: column; padding: 100px 32px 32px;
  opacity: 0; pointer-events: none; visibility: hidden; transform: translateY(-8px);
  transition: opacity .35s ease, transform .35s ease, visibility .35s;
}
.drawer.open{opacity: 1; pointer-events: auto; visibility: visible; transform: translateY(0)}
.drawer-close{
  position: absolute; top: 18px; right: 20px;
  width: 44px; height: 44px; border-radius: 50%;
  border: 1px solid var(--line); background: white;
  display: grid; place-items: center; cursor: pointer;
  transition: transform .2s, border-color .2s;
}
.drawer-close:hover{border-color: var(--blue-ink); transform: rotate(90deg)}
.drawer-close::before, .drawer-close::after{
  content: ""; position: absolute; width: 16px; height: 1.5px; background: var(--ink);
}
.drawer-close::before{transform: rotate(45deg)}
.drawer-close::after{transform: rotate(-45deg)}
.drawer a{
  display: flex; align-items: baseline; justify-content: space-between;
  padding: 18px 4px; border-bottom: 1px solid var(--line-soft);
  font-family: var(--serif); font-size: 20px; letter-spacing: .1em; color: var(--ink);
}
.drawer a .en{font-family: var(--mono); font-size: 10px; letter-spacing: .25em; color: var(--ink-mute)}
.drawer .d-cta{
  margin-top: 28px; display: block; text-align: center;
  background: var(--ink); color: var(--bg); border-radius: 999px;
  padding: 18px; font-family: var(--sans); font-size: 13px; letter-spacing: .2em; border: 0;
}
.drawer .d-tel{
  display: block; text-align: center; margin-top: 14px;
  font-family: var(--serif); font-size: 18px; color: var(--ink); letter-spacing: .1em;
}
body.nav-open{overflow: hidden}

/* BREADCRUMB + HERO */
.crumb{
  font-family: var(--mono); font-size: 10px; letter-spacing:.25em;
  color: var(--ink-mute); padding: 28px 0 0;
}
.crumb a:hover{color:var(--blue-ink)}
.crumb .sep{margin:0 10px; color: color-mix(in oklch, var(--ink-mute) 60%, white)}

.page-hero{
  position:relative; padding: 40px 0 80px; overflow: hidden;
}
.page-hero-bg{position:absolute; inset:0; z-index:0; pointer-events:none}
.blob{ position:absolute; border-radius:50%; filter: blur(60px); opacity:.5; }
.blob.b1{width: 420px; height:420px; top:-140px; right:-80px; background: var(--blue)}
.blob.b2{width: 340px; height:340px; bottom:-180px; left:-120px; background: var(--mint)}
.ph-hero{
  position: relative; z-index: 1;
  display:grid; grid-template-columns: 1.1fr 1fr; gap: 56px; align-items:center;
  padding-top: 28px;
}
.ph-eyebrow{
  display:inline-flex; align-items:center; gap: 10px;
  font-family: var(--mono); font-size: 11px; letter-spacing:.3em;
  color: var(--blue-ink);
  background: color-mix(in oklch, var(--blue) 20%, white);
  padding: 8px 14px; border-radius: 999px;
}
.ph-eyebrow .dot{width:6px;height:6px;border-radius:50%; background:var(--blue-ink)}
.ph-hero h1{
  font-size: clamp(34px, 4vw, 54px); line-height:1.4; margin-top: 22px;
  letter-spacing:.06em;
}
.ph-hero h1 .under{
  background: linear-gradient(transparent 72%, color-mix(in oklch, var(--mint) 70%, white) 72%);
  padding: 0 4px;
}
.ph-lead{margin-top: 24px; max-width: 540px; color: var(--ink-sub); line-height: 2}
.ph-meta{
  display:flex; gap: 30px; margin-top: 38px;
  border-top: 1px dashed var(--line); padding-top: 24px;
}
.ph-meta .lab{font-family:var(--mono); font-size: 10px; letter-spacing:.25em; color:var(--ink-mute)}
.ph-meta .val{font-family:var(--serif); font-size: 16px; margin-top: 4px}
.ph-visual{
  position:relative; aspect-ratio: 4/5; max-height: 560px;
}
.ph-card{
  position:absolute; border-radius: 26px; overflow:hidden;
  box-shadow: 0 20px 60px -28px color-mix(in oklch, var(--blue-ink) 40%, transparent);
  border: 1px solid color-mix(in oklch, var(--blue) 40%, white);
}
.ph-card.a{inset: 0 18% 15% 0}
.ph-card.b{inset: 54% 0 0 50%}

.ph-img{position:absolute; inset:0; width:100%; height:100%; background-size:cover; background-position:center}
.ph{ position:relative; width:100%; height:100%;
  background: repeating-linear-gradient(135deg,
    color-mix(in oklch, var(--blue) 22%, white) 0 14px,
    color-mix(in oklch, var(--mint) 20%, white) 14px 28px); }
.ph.mint{ background: repeating-linear-gradient(135deg,
    color-mix(in oklch, var(--mint) 30%, white) 0 14px,
    color-mix(in oklch, var(--blue) 18%, white) 14px 28px); }
.ph.butter{ background: repeating-linear-gradient(135deg,
    color-mix(in oklch, var(--butter) 50%, white) 0 14px,
    color-mix(in oklch, var(--coral) 18%, white) 14px 28px); }
.ph.coral{ background: repeating-linear-gradient(135deg,
    color-mix(in oklch, var(--coral) 26%, white) 0 14px,
    color-mix(in oklch, var(--butter) 30%, white) 14px 28px); }
.ph::after{
  content: attr(data-label); position:absolute; left: 14px; bottom: 12px;
  font-family: var(--mono); font-size: 10px; letter-spacing:.2em;
  color: color-mix(in oklch, var(--ink) 70%, white);
  background: color-mix(in oklch, white 70%, transparent);
  padding: 4px 8px; border-radius: 6px; backdrop-filter: blur(4px);
}

/* Section */
section{padding: 104px 0}
.sec-eyebrow{
  font-family: var(--mono); font-size: 11px; letter-spacing: .3em; color: var(--blue-ink);
  display:flex; align-items:center; gap:12px;
}
.sec-eyebrow::before{content:""; width:24px; height:1px; background: var(--blue-ink)}
.sec-title{font-size: clamp(28px, 3vw, 42px); line-height:1.4; margin-top: 16px; font-weight: 500}
.sec-title em{font-style:normal; color: var(--blue-ink)}
.section-head{display:flex; align-items:flex-end; justify-content:space-between; gap: 40px; margin-bottom: 48px}
.section-head .lead{max-width: 460px; color: var(--ink-sub)}

/* Info grid — symptoms/cases */
.sym-grid{display:grid; grid-template-columns: repeat(3, 1fr); gap: 18px}
.sym{
  background: white; border: 1px solid var(--line-soft); border-radius: 18px;
  padding: 26px 24px; display:flex; gap: 14px; align-items:flex-start;
}
.sym .dot{
  width: 10px; height:10px; border-radius:50%; background: var(--blue);
  flex-shrink: 0; margin-top: 10px;
}
.sym p{margin: 0; font-size: 14px; line-height: 1.85}

/* Process steps */
.steps{background: color-mix(in oklch, var(--mint) 8%, var(--bg))}
.step-grid{
  display:grid; grid-template-columns: repeat(4, 1fr); gap: 20px;
  counter-reset: step;
}
.step{
  background: white; border: 1px solid var(--line-soft); border-radius: 22px;
  padding: 32px 26px 28px; position: relative;
}
.step-no{
  font-family: var(--mono); font-size: 10px; letter-spacing:.3em; color: var(--ink-mute);
}
.step h3{font-size: 17px; margin: 14px 0 10px; letter-spacing:.08em}
.step p{font-size: 13px; color: var(--ink-sub); line-height: 1.85; margin: 0}

/* Pricing */
.price-list{
  border: 1px solid var(--line-soft); border-radius: 24px; background: white;
  overflow: hidden;
}
.price-row{
  display:grid; grid-template-columns: 1.6fr 1fr 1fr; gap: 24px;
  padding: 22px 28px; align-items:center;
  border-bottom: 1px solid var(--line-soft);
}
.price-row:last-child{border-bottom: 0}
.price-row.h{
  background: color-mix(in oklch, var(--blue) 10%, white);
  font-family: var(--mono); font-size: 10px; letter-spacing:.25em; color: var(--ink-sub);
}
.price-name{font-family:var(--serif); font-size: 16px; letter-spacing:.08em}
.price-name .sub{display:block; font-family: var(--sans); font-size: 12px; color: var(--ink-sub); margin-top:4px; letter-spacing:.02em}
.price-amt{font-family:var(--serif); font-size: 18px}
.price-amt .tax{font-family: var(--mono); font-size: 10px; color:var(--ink-mute); margin-left: 6px}
.price-note{
  font-size: 12px; color:var(--ink-mute); line-height: 1.9;
  font-family: var(--mono); letter-spacing: .05em;
}
.price-cat{
  display:inline-block; font-family: var(--mono); font-size: 10px; letter-spacing:.2em;
  padding: 4px 10px; border-radius: 999px;
  background: color-mix(in oklch, var(--mint) 30%, white); color: var(--mint-ink);
}
.price-cat.ins{background: color-mix(in oklch, var(--blue) 22%, white); color: var(--blue-ink)}
.price-cat.free{background: color-mix(in oklch, var(--butter) 60%, white); color: var(--coral-ink)}

/* FAQ */
.faq{max-width: 820px; margin: 0 auto}
.faq details{
  border-bottom: 1px solid var(--line-soft); padding: 24px 0;
}
.faq details[open] summary .ic{transform: rotate(45deg)}
.faq summary{
  list-style: none; cursor: pointer;
  display:flex; align-items:center; justify-content:space-between; gap: 24px;
  font-family:var(--serif); font-size: 17px; letter-spacing:.06em;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary .q{
  display:flex; gap: 14px; align-items:center;
}
.faq summary .q::before{
  content: "Q"; font-family: var(--mono); font-size: 11px; letter-spacing:.2em;
  color: var(--blue-ink);
  background: color-mix(in oklch, var(--blue) 18%, white);
  padding: 6px 10px; border-radius: 8px;
}
.faq .ic{
  width: 28px; height: 28px; border-radius:50%;
  border: 1px solid var(--line); display:grid; place-items:center;
  transition: transform .3s ease;
  font-family:var(--mono); color: var(--ink-sub);
}
.faq .a{
  padding: 18px 0 0 46px; color: var(--ink-sub); font-size: 14px; line-height: 2;
}

/* Other services nav */
.other{background: var(--bg)}
.other-grid{display:grid; grid-template-columns: repeat(3, 1fr); gap: 16px}
.other-card{
  background: white; border: 1px solid var(--line-soft); border-radius: 18px;
  padding: 22px 24px; display:flex; gap: 14px; align-items:center; justify-content:space-between;
  transition: transform .3s, border-color .3s;
}
.other-card:hover{transform: translateY(-2px); border-color: var(--blue)}
.other-card .t{font-family:var(--serif); font-size: 15px; letter-spacing:.1em}
.other-card .s{font-family: var(--mono); font-size: 10px; letter-spacing:.25em; color: var(--ink-mute); margin-top: 4px}
.other-card .ar{font-family: var(--mono); color: var(--blue-ink)}

/* CTA */
.cta{
  background: linear-gradient(180deg, var(--bg), color-mix(in oklch, var(--blue) 18%, white) 100%);
  padding: 100px 0 110px; text-align:center;
}
.cta h2{font-size: clamp(28px, 3vw, 42px); line-height: 1.5}
.cta p{max-width: 540px; margin: 22px auto 36px; color:var(--ink-sub)}
.cta-actions{display:flex; gap:14px; justify-content:center; flex-wrap:wrap}
.btn{
  display:inline-flex; align-items:center; gap:10px;
  padding: 16px 28px; border-radius: 999px;
  font-size: 13px; letter-spacing: .2em; font-weight: 500;
  transition: transform .2s ease, background .2s; cursor: pointer; border:0;
}
.btn-primary{ background: var(--ink); color:var(--bg);
  box-shadow: 0 8px 24px -8px color-mix(in oklch, var(--ink) 60%, transparent); }
.btn-primary:hover{transform: translateY(-2px); background: var(--blue-ink)}
.btn-ghost{ background: white; color:var(--ink); border:1px solid var(--line); }
.btn-ghost:hover{border-color: var(--blue-ink); color: var(--blue-ink)}

/* Footer */
footer{ background: var(--ink); color: color-mix(in oklch, white 80%, transparent); padding: 64px 0 32px; }
.foot-grid{display:grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px}
.foot-brand{display:flex; align-items:center; gap:12px; margin-bottom: 18px}
.foot-brand .brand-name{color:white}
.foot-desc{font-size: 13px; line-height: 1.9; color: color-mix(in oklch, white 60%, transparent)}
.foot-col h4{font-family:var(--mono); font-size: 10px; letter-spacing:.3em; color:var(--mint); margin-bottom: 18px; font-weight:500}
.foot-col ul{list-style:none; padding:0; margin:0; display:flex; flex-direction:column; gap: 10px}
.foot-col a{font-size: 13px; color: color-mix(in oklch, white 80%, transparent)}
.foot-col a:hover{color:white}
.foot-bot{
  display:flex; justify-content:space-between; align-items:center;
  border-top: 1px solid color-mix(in oklch, white 15%, transparent);
  margin-top: 48px; padding-top: 22px;
  font-family:var(--mono); font-size: 11px; letter-spacing:.2em;
  color: color-mix(in oklch, white 55%, transparent);
}

/* Reveal */
.reveal{opacity:0; transform: translateY(22px); transition: opacity .8s ease, transform .8s ease}
.reveal.in{opacity:1; transform: translateY(0)}
.reveal.d1{transition-delay:.08s}.reveal.d2{transition-delay:.16s}.reveal.d3{transition-delay:.24s}

/* Content blocks */
.twocol{display:grid; grid-template-columns: 1.1fr 1fr; gap: 56px; align-items: center}
.twocol.flip{grid-template-columns: 1fr 1.1fr}
.twocol .visual{aspect-ratio: 4/3; border-radius: 24px; overflow:hidden; border: 1px solid color-mix(in oklch, var(--blue) 30%, white)}
.twocol h3{font-size: clamp(22px, 2.4vw, 32px); line-height: 1.5; margin-bottom: 16px}
.twocol p{color: var(--ink-sub); line-height: 2}
.kv-list{margin-top: 22px; display:flex; flex-direction:column; gap: 10px}
.kv-list .kv{
  display:flex; gap: 14px; align-items:flex-start;
  padding: 12px 0; border-bottom: 1px dashed var(--line);
  font-size: 14px;
}
.kv-list .kv:last-child{border-bottom:0}
.kv-list .kv .k{
  font-family: var(--mono); font-size: 10px; letter-spacing:.25em; color: var(--blue-ink);
  min-width: 90px; padding-top: 5px;
}
.kv-list .kv .v{color: var(--ink); line-height: 1.9}

/* Responsive */
@media (max-width: 960px){
  .nav-menu{display:none}
  .burger{display:block}
  .ph-hero{grid-template-columns: 1fr; gap: 36px}
  .ph-visual{max-height: 440px; aspect-ratio: 3/4}
  .sym-grid{grid-template-columns: 1fr 1fr}
  .step-grid{grid-template-columns: 1fr 1fr}
  .price-row{grid-template-columns: 1fr; gap: 8px}
  .price-row.h{display:none}
  .price-amt{font-size: 15px}
  .twocol, .twocol.flip{grid-template-columns: 1fr; gap: 36px}
  .other-grid{grid-template-columns: 1fr}
  .foot-grid{grid-template-columns: 1fr 1fr; gap: 30px}
  section{padding: 72px 0}
}
@media (max-width: 640px){
  .nav-inner{height: 64px; padding: 0 20px}
  .brand-name{font-size: 16px; letter-spacing: .15em}
  .brand-sub{font-size: 9px; letter-spacing: .2em}
  .brand-mark{width: 34px; height: 34px}
  .crumb{font-size: 9px; letter-spacing: .2em; padding-top: 20px}
  .crumb .sep{margin: 0 6px}
  .page-hero{padding: 28px 0 56px}
  .ph-hero h1{font-size: 28px; line-height: 1.5}
  .ph-lead{font-size: 14px; line-height: 1.9}
  .ph-lead br{display: none}
  .ph-meta{display:grid; grid-template-columns: 1fr 1fr; gap: 18px; padding-top: 22px}
  .ph-visual{max-height: 380px}
  .sym-grid, .step-grid{grid-template-columns: 1fr}
  .section-head{flex-direction: column; align-items: flex-start; gap: 16px; margin-bottom: 32px}
  .sec-title{font-size: 24px}
  .sym{padding: 20px}
  .step{padding: 24px 20px}
  .price-list{border-radius: 18px}
  .price-row{padding: 18px 20px}
  .price-name{font-size: 15px}
  .faq summary{font-size: 15px; gap: 14px}
  .faq .a{padding-left: 0; font-size: 13.5px}
  .faq summary .q{gap: 10px}
  .cta{padding: 64px 0 72px}
  .twocol .visual{aspect-ratio: 5/4}
  .wrap, .wrap-narrow{padding: 0 20px}
  .foot-grid{grid-template-columns: 1fr}
  section{padding: 56px 0}
}