/* ============================================================
   産業医科大学病院 形成外科 — Design tokens & shared styles
   Concept: 精密（マイクロサージャリー）× 再建（回復・温かさ）
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Shippori+Mincho:wght@400;500;600;700&family=Noto+Sans+JP:wght@300;400;500;600;700&display=swap');

:root{
  /* ---- color: light (default) ---- */
  --bg:        #f3f5f6;
  --surface:   #ffffff;
  --surface-alt:#e9edf0;
  --ink:       #1e2830;
  --ink-soft:  #52626a;
  --ink-faint: #86959b;
  --accent:    #2c5f8a;      /* surgical drape blue */
  --accent-ink:#1c3f5c;
  --accent-soft:#7fa3bd;
  --accent-tint:#e1ebf1;
  --accent2:   #bd7257;      /* warm coral — tissue / healing */
  --accent2-tint:#f3e3dc;
  --border:    #d7dee2;
  --border-soft:#e6e9ec;
  --shadow: 0 1px 2px rgba(20,30,30,.04), 0 8px 24px -12px rgba(20,30,30,.12);

  --font-display: "Shippori Mincho", "Noto Serif JP", serif;
  --font-body: "Noto Sans JP", "Hiragino Sans", sans-serif;

  --max: 1120px;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg:        #121a1c;
    --surface:   #182226;
    --surface-alt:#1d272c;
    --ink:       #e8ecee;
    --ink-soft:  #a9b8bc;
    --ink-faint: #71858a;
    --accent:    #7fb0d9;
    --accent-ink:#bcd7ea;
    --accent-soft:#3f6a85;
    --accent-tint:#1e2c33;
    --accent2:   #dd9a7c;
    --accent2-tint:#33261f;
    --border:    #2a353b;
    --border-soft:#233034;
    --shadow: 0 1px 2px rgba(0,0,0,.3), 0 8px 24px -12px rgba(0,0,0,.5);
  }
}
:root[data-theme="dark"]{
  --bg:        #121a1c;
  --surface:   #182226;
  --surface-alt:#1d272c;
  --ink:       #e8ecee;
  --ink-soft:  #a9b8bc;
  --ink-faint: #71858a;
  --accent:    #7fb0d9;
  --accent-ink:#bcd7ea;
  --accent-soft:#3f6a85;
  --accent-tint:#1e2c33;
  --accent2:   #dd9a7c;
  --accent2-tint:#33261f;
  --border:    #2a353b;
  --border-soft:#233034;
  --shadow: 0 1px 2px rgba(0,0,0,.3), 0 8px 24px -12px rgba(0,0,0,.5);
}

*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
[id]{scroll-margin-top:92px;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font-body);
  line-height:1.8;
  font-feature-settings:"palt" 1;
}
img{max-width:100%;display:block;}
a{color:inherit;}
h1,h2,h3,h4{font-family:var(--font-display);font-weight:600;line-height:1.45;margin:0;text-wrap:balance;}
p,li,dd{word-break:auto-phrase;line-break:strict;text-wrap:pretty;}
.ph{display:inline-block;}
p{margin:0;}
button,input,textarea,select{font-family:inherit;font-size:inherit;color:inherit;}

.wrap{max-width:var(--max);margin-inline:auto;padding-inline:24px;}

/* ---------- header / nav ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:color-mix(in srgb, var(--surface) 97%, transparent);
  border-bottom:1px solid var(--border-soft);
}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;height:72px;gap:24px;}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--ink);flex-shrink:0;}
.brand-mark{width:34px;height:34px;flex-shrink:0;}
.brand-text{line-height:1.3;}
.brand-text .ja{display:block;font-family:var(--font-display);font-size:16px;font-weight:600;letter-spacing:.02em;}
.brand-text .en{display:block;font-size:10px;letter-spacing:.12em;color:var(--ink-faint);}

.nav{display:flex;align-items:center;gap:2px;flex-wrap:wrap;}
.nav a{
  font-size:14px;padding:10px 14px;border-radius:6px;text-decoration:none;
  color:var(--ink-soft);white-space:nowrap;transition:background .15s, color .15s;
}
.nav a:hover{background:var(--accent-tint);color:var(--accent-ink);}
.nav a.current{color:var(--accent-ink);font-weight:600;}
.nav-toggle{display:none;}

@media (max-width:900px){
  .nav{
    position:fixed;inset:72px 0 0 0;background:var(--surface);
    flex-direction:column;flex-wrap:nowrap;align-items:stretch;padding:12px;gap:2px;
    transform:translateY(-8px);opacity:0;pointer-events:none;transition:opacity .18s, transform .18s;
    overflow-y:auto;
  }
  .nav.open{opacity:1;transform:translateY(0);pointer-events:auto;}
  .nav a{padding:14px 16px;border-bottom:1px solid var(--border-soft);}
  .nav-toggle{
    display:flex;flex-direction:column;justify-content:center;gap:5px;
    width:40px;height:40px;background:none;border:none;cursor:pointer;flex-shrink:0;
  }
  .nav-toggle span{display:block;width:22px;height:2px;background:var(--ink);}
}

/* ---------- hero ---------- */
.hero{
  position:relative;overflow:hidden;background:#0e1614;
  border-bottom:1px solid var(--border-soft);
}
.hero-slides{position:absolute;inset:0;}
.hero-slide{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  opacity:0;
}
.hero-slide:first-child{opacity:1;}
@media (prefers-reduced-motion: no-preference){
  .hero-slide{animation:heroFade 28s infinite;}
  .hero-slide:nth-child(1){animation-delay:0s;}
  .hero-slide:nth-child(2){animation-delay:7s;}
  .hero-slide:nth-child(3){animation-delay:14s;}
  .hero-slide:nth-child(4){animation-delay:21s;}
  @keyframes heroFade{
    0%{opacity:0;}
    3%{opacity:1;}
    22%{opacity:1;}
    25%{opacity:0;}
    100%{opacity:0;}
  }
}
.hero-scrim{
  position:absolute;inset:0;
  background:
    linear-gradient(100deg, rgba(8,14,13,.88) 0%, rgba(8,14,13,.66) 38%, rgba(8,14,13,.28) 68%, rgba(8,14,13,.15) 100%),
    linear-gradient(to top, rgba(8,14,13,.5), rgba(8,14,13,0) 40%);
}
.hero .wrap{padding-block:88px 72px;position:relative;}
.hero-eyebrow{
  font-size:12px;letter-spacing:.22em;color:#a9cce0;font-weight:600;
  display:flex;align-items:center;gap:10px;margin-bottom:18px;
}
.hero-eyebrow::before{content:"";width:26px;height:1px;background:var(--accent2);}
.hero h1{font-size:clamp(28px,4.4vw,46px);max-width:16ch;color:#fff;}
.hero .lead{margin-top:20px;max-width:52ch;color:rgba(255,255,255,.82);font-size:16px;}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:32px;}
.hero-actions .btn-ghost{border-color:rgba(255,255,255,.55);color:#fff;}
.hero-actions .btn-ghost:hover{border-color:#fff;background:rgba(255,255,255,.1);}
.hero-credit{
  position:absolute;right:16px;bottom:12px;font-size:10.5px;color:rgba(255,255,255,.55);
  z-index:2;
}
.hero-credit a{color:inherit;}
@media (max-width:640px){.hero .wrap{padding-block:64px 48px;}}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:13px 22px;border-radius:3px;text-decoration:none;
  font-size:14px;font-weight:600;letter-spacing:.02em;
  border:1px solid transparent;cursor:pointer;transition:transform .12s, background .15s, border-color .15s;
}
.btn:active{transform:translateY(1px);}
.btn-primary{background:var(--accent);color:#fff;}
.btn-primary:hover{background:var(--accent-ink);}
.btn-ghost{background:transparent;border-color:var(--border);color:var(--ink);}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent-ink);}
.btn-arrow::after{content:"→";transition:transform .15s;}
.btn-arrow:hover::after{transform:translateX(3px);}

/* ---------- section header ---------- */
.section-head{display:flex;align-items:baseline;gap:14px;margin-bottom:36px;flex-wrap:wrap;}
.section-head .dot{width:9px;height:9px;border-radius:50%;background:var(--accent2);flex-shrink:0;}
.section-head h2{font-size:clamp(21px,2.6vw,28px);}
.section-head .en{font-size:12px;letter-spacing:.16em;color:var(--ink-faint);text-transform:uppercase;}

section{padding-block:64px;}
.section-alt{background:var(--surface-alt);}
.section-tight{padding-block:40px;}

/* ---------- cards / grids ---------- */
.grid{display:grid;gap:20px;}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-2{grid-template-columns:repeat(2,1fr);}
@media (max-width:800px){.grid-3,.grid-2{grid-template-columns:1fr;}}

.card{
  background:var(--surface);border:1px solid var(--border-soft);border-radius:4px;
  padding:26px;
}
.tile{
  background:var(--surface);border:1px solid var(--border-soft);border-radius:4px;
  padding:22px 20px;transition:border-color .15s, transform .15s, background .15s;text-decoration:none;color:inherit;
}
.tile:hover{border-color:var(--accent-soft);transform:translateY(-2px);background:var(--accent-tint);}
.tile-static{cursor:default;}
.tile-static:hover{border-color:var(--border-soft);transform:none;background:var(--surface);}
.tile h3{font-size:16px;margin-bottom:8px;display:flex;align-items:center;justify-content:space-between;gap:10px;}
.tile p{font-size:13.5px;color:var(--ink-soft);}
.tile-arrow{color:var(--accent-soft);font-size:15px;flex-shrink:0;transition:transform .15s,color .15s;}
.tile:hover .tile-arrow{transform:translateX(3px);color:var(--accent);}

.pill{
  display:inline-block;font-size:11.5px;letter-spacing:.02em;font-weight:600;
  padding:4px 11px;border-radius:100px;background:var(--accent-tint);color:var(--accent-ink);
  white-space:nowrap;
}
.pill-alt{background:var(--accent2-tint);color:var(--accent2);}

/* ---------- staff ---------- */
.staff-card{
  background:var(--surface);border:1px solid var(--border-soft);border-radius:4px;
  padding:24px;display:flex;flex-direction:column;gap:14px;
}
.staff-photo{
  width:100%;aspect-ratio:4/5;border-radius:3px;overflow:hidden;
  background:linear-gradient(155deg,var(--accent-tint),var(--surface-alt));
  display:flex;align-items:center;justify-content:center;color:var(--ink-faint);
  font-size:12px;letter-spacing:.08em;text-align:center;padding:12px;border:1px dashed var(--border);
}
.staff-photo img{width:100%;height:100%;object-fit:cover;}
.staff-role{font-size:11.5px;letter-spacing:.06em;color:var(--accent);font-weight:600;}
.staff-name{font-family:var(--font-display);font-size:19px;font-weight:600;}
.staff-kana{font-size:12px;color:var(--ink-faint);margin-left:6px;}
.staff-meta dt{font-size:11px;color:var(--ink-faint);margin-top:10px;}
.staff-meta dd{margin:2px 0 0;font-size:13px;color:var(--ink-soft);}
.staff-msg{font-size:13px;color:var(--ink-soft);border-top:1px solid var(--border-soft);padding-top:12px;margin-top:auto;}

/* ---------- tables ---------- */
.table-wrap{overflow-x:auto;border:1px solid var(--border-soft);border-radius:4px;}
table{width:100%;border-collapse:collapse;font-size:13.5px;min-width:560px;}
th,td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--border-soft);vertical-align:top;}
th{background:var(--surface-alt);font-weight:600;color:var(--ink-soft);font-size:12px;letter-spacing:.03em;}
tr:last-child td{border-bottom:none;}
.career-table td{padding:0 14px;border-bottom:none;line-height:28px;}
td.center,th.center{text-align:center;}

/* ---------- results / filter ---------- */
.filter-bar{
  display:flex;gap:10px;flex-wrap:wrap;margin-bottom:28px;padding:18px;
  background:var(--surface);border:1px solid var(--border-soft);border-radius:4px;
}
.filter-group{display:flex;flex-direction:column;gap:6px;}
.filter-group label{font-size:11px;letter-spacing:.06em;color:var(--ink-faint);}
.filter-group select,.filter-group input{
  padding:9px 12px;border:1px solid var(--border);border-radius:3px;background:var(--surface);color:var(--ink);min-width:180px;
}
.result-count{font-size:13px;color:var(--ink-faint);align-self:flex-end;margin-left:auto;}

.result-list{display:flex;flex-direction:column;border:1px solid var(--border-soft);border-radius:4px;overflow:hidden;}
.result-item{
  padding:18px 20px;border-bottom:1px solid var(--border-soft);background:var(--surface);
  display:grid;grid-template-columns:104px 1fr;gap:18px;
}
.result-item:last-child{border-bottom:none;}
.result-date{font-size:12px;color:var(--ink-faint);font-variant-numeric:tabular-nums;padding-top:2px;}
.result-title{font-size:14.5px;font-weight:600;line-height:1.6;}
.result-meta{font-size:12.5px;color:var(--ink-soft);margin-top:5px;}
.result-tags{display:flex;gap:6px;margin-top:8px;flex-wrap:wrap;}
@media (max-width:640px){
  .result-item{grid-template-columns:1fr;gap:6px;}
}

/* ---------- achievements (gyoseki) ---------- */
.gy-summary{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:24px;}
.gy-year{
  font-size:19px;margin:40px 0 14px;padding:8px 0 8px 14px;
  border-left:4px solid var(--accent2);background:var(--surface-alt);
}
.gy-year:first-child{margin-top:0;}
.gy-year-count{font-size:12px;font-weight:400;color:var(--ink-faint);margin-left:8px;font-family:var(--font-body);}
.gy-cat{
  font-size:12.5px;font-weight:600;letter-spacing:.04em;color:var(--ink-soft);
  margin:20px 0 10px;padding-bottom:4px;border-bottom:1px dotted var(--border);
}
.gy-list{margin:0 0 6px;padding-left:1.6em;}
.gy-list li{margin:0 0 12px;font-size:13.5px;line-height:1.8;color:var(--ink-soft);}
.gy-title{font-weight:600;color:var(--ink);}
.gy-src{color:var(--ink-soft);}
.gy-badge{
  display:inline-block;font-size:11px;font-weight:700;line-height:1.5;padding:1px 8px;border-radius:3px;
  margin-right:6px;vertical-align:1px;color:var(--ink);background:var(--surface-alt);letter-spacing:.02em;
}
.gy-link{font-size:12px;color:var(--accent-ink);text-decoration:none;white-space:nowrap;margin-left:2px;}
.gy-link:hover{text-decoration:underline;}
.gy-empty{padding:32px 20px;text-align:center;color:var(--ink-faint);font-size:13.5px;border:1px solid var(--border-soft);border-radius:4px;}

/* ---------- forms ---------- */
.form-grid{display:grid;gap:20px;max-width:640px;}
.field{display:flex;flex-direction:column;gap:7px;}
.field label{font-size:13px;font-weight:600;}
.field .req{color:var(--accent2);font-weight:600;font-size:11px;margin-left:4px;}
.field input,.field textarea{
  padding:12px 14px;border:1px solid var(--border);border-radius:3px;background:var(--surface);color:var(--ink);
}
.field textarea{min-height:140px;resize:vertical;}
.field input:focus,.field textarea:focus,.filter-group select:focus,.filter-group input:focus{
  outline:2px solid var(--accent-soft);outline-offset:1px;
}
.field .hint{font-size:12px;color:var(--ink-faint);}

/* ---------- misc content ---------- */
.lead-block{max-width:68ch;}
.lead-block p + p{margin-top:1.2em;}
.two-col{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:start;}
@media (max-width:860px){.two-col{grid-template-columns:1fr;}}

.stat{display:flex;flex-direction:column;gap:4px;}
.stat b{font-family:var(--font-display);font-size:30px;color:var(--accent-ink);font-variant-numeric:tabular-nums;}
.stat span{font-size:12.5px;color:var(--ink-faint);}

.callout{
  border-left:3px solid var(--accent2);background:var(--accent2-tint);
  padding:18px 20px;border-radius:0 4px 4px 0;font-size:14px;color:var(--ink-soft);
}
.quote{
  font-family:var(--font-display);font-size:17px;line-height:1.9;color:var(--ink);
  border-top:1px solid var(--border);border-bottom:1px solid var(--border);
  padding-block:24px;
}

.divider{height:1px;background:var(--border-soft);margin-block:56px;border:none;}

.sched-table th,.sched-table td{text-align:center;}
.sched-table td:first-child,.sched-table th:first-child{text-align:left;}

/* ---------- region photo panel ---------- */
.region-photo{position:relative;border-radius:4px;overflow:hidden;aspect-ratio:16/8;}
.region-photo img{width:100%;height:100%;object-fit:cover;}
.region-photo .caption{
  position:absolute;left:0;right:0;bottom:0;padding:28px 24px 18px;
  background:linear-gradient(to top, rgba(10,16,16,.72), rgba(10,16,16,0));
  color:#fff;
}
.region-photo .caption b{font-family:var(--font-display);font-size:17px;font-weight:600;display:block;margin-bottom:4px;}
.region-photo .caption span{font-size:12.5px;opacity:.85;}
.photo-credit{font-size:11px;color:var(--ink-faint);margin-top:8px;text-align:right;}
.photo-credit a{color:inherit;text-decoration:underline;}
@media (max-width:640px){.region-photo{aspect-ratio:4/5;}}

/* ---------- footer ---------- */
.site-footer{border-top:1px solid var(--border-soft);background:var(--surface);margin-top:80px;}
.site-footer .wrap{padding-block:44px;display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap;}
.foot-cols{display:flex;gap:56px;flex-wrap:wrap;}
.foot-col h4{font-size:12px;letter-spacing:.06em;color:var(--ink-faint);margin-bottom:12px;}
.foot-col a{display:block;font-size:13.5px;padding:4px 0;text-decoration:none;color:var(--ink-soft);}
.foot-col a:hover{color:var(--accent-ink);}
.foot-note{font-size:12px;color:var(--ink-faint);margin-top:8px;}
.copyright{font-size:11.5px;color:var(--ink-faint);border-top:1px solid var(--border-soft);padding-block:18px;text-align:center;}

/* ---------- motion ---------- */
@media (prefers-reduced-motion: no-preference){
  html{scroll-behavior:smooth;}

  .hero-eyebrow,.hero h1,.hero .lead,.hero-actions{
    animation:rise .8s cubic-bezier(.22,.7,.2,1) both;
  }
  .hero h1{animation-delay:.08s;}
  .hero .lead{animation-delay:.18s;}
  .hero-actions{animation-delay:.28s;}
  @keyframes rise{from{opacity:0;transform:translateY(16px);}to{opacity:1;transform:translateY(0);}}

  .reveal{opacity:0;transform:translateY(22px);transition:opacity .7s cubic-bezier(.22,.7,.2,1), transform .7s cubic-bezier(.22,.7,.2,1);}
  .reveal.in-view{opacity:1;transform:translateY(0);}

  .reveal-stagger > *{opacity:0;transform:translateY(22px);transition:opacity .55s cubic-bezier(.22,.7,.2,1), transform .55s cubic-bezier(.22,.7,.2,1);}
  .reveal-stagger.in-view > *{opacity:1;transform:translateY(0);}
  .reveal-stagger.in-view > *:nth-child(1){transition-delay:.02s;}
  .reveal-stagger.in-view > *:nth-child(2){transition-delay:.08s;}
  .reveal-stagger.in-view > *:nth-child(3){transition-delay:.14s;}
  .reveal-stagger.in-view > *:nth-child(4){transition-delay:.2s;}
  .reveal-stagger.in-view > *:nth-child(5){transition-delay:.26s;}
  .reveal-stagger.in-view > *:nth-child(6){transition-delay:.32s;}
  .reveal-stagger.in-view > *:nth-child(7){transition-delay:.38s;}
  .reveal-stagger.in-view > *:nth-child(8){transition-delay:.44s;}
  .reveal-stagger.in-view > *:nth-child(n+9){transition-delay:.48s;}
}
@media (prefers-reduced-motion: reduce){
  .hero-slide{opacity:0;}
  .hero-slide:first-child{opacity:1;}
}

.tile,.btn,.result-item,.staff-card{transition:border-color .15s, transform .15s, background .15s, box-shadow .15s;}
.result-item{transition:background .15s;}
.result-item:hover{background:var(--accent-tint);}
.staff-card:hover{box-shadow:var(--shadow);border-color:var(--accent-soft);}
.nav a{position:relative;}
.nav a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:6px;height:1px;background:var(--accent);
  transform:scaleX(0);transform-origin:left;transition:transform .2s ease;
}
.nav a:hover::after,.nav a.current::after{transform:scaleX(1);}

/* ---------- breadcrumb / page hero (inner pages) ---------- */
.page-head{background:var(--surface);border-bottom:1px solid var(--border-soft);}
.page-head .wrap{padding-block:44px 40px;}
.crumb{font-size:12px;color:var(--ink-faint);margin-bottom:14px;}
.crumb a{text-decoration:none;color:var(--ink-faint);}
.crumb a:hover{color:var(--accent-ink);}
.page-head h1{font-size:clamp(24px,3.4vw,32px);}
.page-head .en{font-size:11px;letter-spacing:.18em;color:var(--accent);margin-top:8px;display:block;text-transform:uppercase;}