:root{
  --ink:#0b2447;
  --navy:#0b2447;
  --text:#49596c;
  --gray:#7488a0;
  --cream:#eef5fb;
  --cream-deep:#dcebf7;
  --white:#ffffff;
  --accent:#0ea5e0;
  --accent-soft:#cdeaf9;
  --line:#d4e6f2;
  --navy-panel:#1e4b85;
  --radius:6px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Noto Sans JP", "Hiragino Sans", "Yu Gothic", sans-serif;
  color:var(--text);
  background:var(--white);
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none;margin:0;padding:0}
.wrap{max-width:1040px;margin:0 auto;padding:0 24px}
.nowrap{white-space:nowrap}
h1,h2,h3{font-family:"Shippori Mincho", "Noto Serif JP", serif;color:var(--ink)}
rt{font-size:.55em;font-weight:500;color:var(--gray);letter-spacing:0}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(238,245,251,.92);
  backdrop-filter:blur(6px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{font-family:"Shippori Mincho",serif;font-weight:700;font-size:20px;color:var(--ink);letter-spacing:.04em}
.brand span{color:var(--accent)}
.gnav{display:flex;gap:28px;font-size:13px;font-weight:500;letter-spacing:.03em}
.gnav a{color:var(--text)}
.gnav a:hover{color:var(--accent)}
@media (max-width:680px){
  .header-inner{height:auto;padding:12px 0}
  .brand{font-size:16px;white-space:nowrap;flex-shrink:0}
  .gnav{
    gap:14px;font-size:11px;flex-wrap:nowrap;
    overflow-x:auto;max-width:56vw;padding-bottom:2px;
  }
  .gnav a{white-space:nowrap}
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:15px 32px;border-radius:999px;font-weight:700;font-size:14px;
  letter-spacing:.05em;
  border:1px solid transparent;transition:.2s;
}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:#0b84b3}
.btn-outline{border-color:var(--ink);color:var(--ink)}
.btn-outline:hover{background:var(--ink);color:#fff}
.btn-block{width:100%;margin-top:20px}

/* ---------- Hero ---------- */
.hero{background:var(--cream)}
.sr-only{
  position:absolute;width:1px;height:1px;padding:0;margin:-1px;
  overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;
}
.hero-photo{
  width:100%;aspect-ratio:3/1;overflow:hidden;background:var(--ink);
}
.hero-photo img{width:100%;height:100%;object-fit:cover;object-position:center top}
.hero-inner{
  text-align:center;
  padding:40px 24px 64px;
}
@media (max-width:680px){
  .hero-photo{aspect-ratio:3/2}
  .hero-photo img{object-position:8% center}
}
.eyebrow{
  display:inline-block;color:var(--accent);
  font-size:13px;font-weight:700;letter-spacing:.15em;
  margin:0 0 22px;text-transform:uppercase;
}
.hero h1{
  font-size:clamp(38px,6vw,60px);
  font-weight:700;margin:0 0 24px;line-height:1.3;letter-spacing:.06em;
}
.hero h1 span{color:var(--accent)}
.hero-lead{font-size:16px;color:var(--text);margin:0 0 36px}
.hero-cta{display:flex;gap:16px;flex-wrap:wrap;justify-content:center;margin-bottom:40px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.hero-tags span{
  border:1px solid var(--line);border-radius:999px;color:var(--gray);
  padding:7px 16px;font-size:12px;font-weight:500;background:var(--white);
}

/* ---------- Sections ---------- */
.section{padding:96px 0}
.section-alt{background:var(--cream)}
.section-label{
  color:var(--accent);font-weight:700;font-size:12px;letter-spacing:.2em;
  text-transform:uppercase;margin:0 0 14px;text-align:center;
}
.section-title{
  font-size:clamp(26px,3.6vw,36px);font-weight:700;color:var(--ink);
  margin:0 0 20px;text-align:center;letter-spacing:.03em;
}
.section-sub{color:var(--text);font-size:14px;margin:0 auto 56px;max-width:560px;text-align:center}

/* ---------- Profile ---------- */
.profile-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:56px;align-items:center}
.profile-photo img{border-radius:var(--radius);width:100%;height:auto;object-fit:cover}
.profile-lead{font-family:"Shippori Mincho",serif;font-size:19px;font-weight:600;color:var(--ink);margin:0 0 28px;line-height:1.9}
.profile-name{margin:0 0 10px;color:var(--accent);font-weight:700;letter-spacing:.04em}
.profile-more{margin-top:28px}
.section-summary-tags{justify-content:center;margin:0 0 32px}
.section-more{display:flex;width:max-content;margin:36px auto 0}
.street-photo-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:40px;align-items:center;text-align:left}
.street-photo-grid img{border-radius:var(--radius);width:100%;height:auto;object-fit:cover}
.street-photo-grid .report-list-title,
.street-photo-grid .report-list-note{text-align:left}
.street-photo-grid ul{justify-content:flex-start}
@media (max-width:760px){
  .street-photo-grid{grid-template-columns:1fr;text-align:center}
  .street-photo-grid img{max-width:280px;margin:0 auto 8px}
  .street-photo-grid .report-list-title,
  .street-photo-grid .report-list-note{text-align:center}
  .street-photo-grid ul{justify-content:center}
}
.profile-page{min-height:calc(100vh - 150px)}
.profile-page-intro{max-width:680px;margin:0 auto 48px;text-align:center;font-size:15px}
.mobile-only{display:none}
.profile-table div{
  display:grid;grid-template-columns:88px 1fr;gap:16px;
  padding:16px 0;border-bottom:1px solid var(--line);font-size:14px;
}
.profile-table dt{color:var(--accent);font-weight:700;font-size:12px;letter-spacing:.05em}
.profile-table dd{margin:0}
@media (max-width:760px){
  .profile-grid{grid-template-columns:1fr}
  .profile-photo{max-width:320px;margin:0 auto}
  .profile-page-intro{text-align:left;margin-bottom:36px}
  .profile-page .section-title{font-size:24px;line-height:1.65}
  .profile-heading-name{white-space:nowrap}
  .mobile-only{display:block}
}

/* ---------- Policy ---------- */
.policy-hero{
  background:var(--white);border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;margin-bottom:56px;text-align:center;
}
.policy-hero img{width:100%}
.policy-hero h3{font-size:22px;margin:0 0 14px;font-weight:700}
.policy-hero p{margin:0 0 32px;color:var(--text);font-size:14px}
.policy-flow{
  display:grid;grid-template-columns:repeat(5,1fr);gap:0;
  list-style:none;margin:0;padding:0;counter-reset:flow;
}
.policy-flow li{
  padding:0 14px;font-weight:700;font-size:13px;text-align:center;position:relative;
  color:var(--ink);
}
.policy-flow li:not(:last-child)::after{
  content:"→";position:absolute;right:-4px;top:2px;color:var(--accent);font-weight:400;
}
.policy-flow li span{display:block;font-weight:400;font-size:11px;color:var(--gray);margin-top:8px;line-height:1.6}
@media (max-width:820px){
  .policy-flow{grid-template-columns:repeat(2,1fr);gap:20px}
  .policy-flow li:not(:last-child)::after{display:none}
}

.policy-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
.policy-card{
  background:var(--white);
  padding:36px;position:relative;
}
.policy-num{
  display:block;font-family:"Shippori Mincho",serif;font-size:26px;font-weight:700;color:var(--accent-soft);
  margin-bottom:10px;
}
.policy-card h3{margin:0 0 14px;font-size:18px;color:var(--ink)}
.policy-card p{margin:0 0 18px;font-size:14px;color:var(--text)}
.tags{display:flex;flex-wrap:wrap;gap:8px}
.tags span{
  color:var(--accent);font-size:11px;font-weight:700;
  border:1px solid var(--accent-soft);padding:5px 12px;border-radius:999px;
}
@media (max-width:760px){
  .policy-grid{grid-template-columns:1fr}
}

/* ---------- Report ---------- */
.report-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:1px;
  margin-bottom:48px;background:var(--line);border:1px solid var(--line);
  align-items:start;
}
.report-card{background:var(--white)}
.report-card img{width:100%;aspect-ratio:4/3;object-fit:cover;display:block}
.report-card img.fit-contain{object-fit:contain;background:#050505}
.report-card-body{padding:28px}
.report-card h3{margin:0 0 12px;font-size:16px;color:var(--ink);font-weight:600}
.report-card p{margin:0;font-size:13px;color:var(--text)}
@media (max-width:760px){
  .report-grid{grid-template-columns:1fr}
}
.report-list{
  background:var(--cream-deep);border-radius:var(--radius);padding:36px 40px;text-align:center;
}
.report-list-title{font-family:"Shippori Mincho",serif;font-weight:700;color:var(--ink);margin:0 0 18px;font-size:17px}
.report-list ul{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:18px;justify-content:center}
.report-list li{
  background:var(--white);border:1px solid var(--line);border-radius:999px;
  padding:7px 18px;font-size:13px;font-weight:500;color:var(--ink);
}
.report-list-note{margin:0;font-size:13px;color:var(--gray)}

/* ---------- YouTube ---------- */
.youtube-feature{max-width:720px;margin:0 auto;text-align:center}
.youtube-player{
  position:relative;width:100%;aspect-ratio:16/9;
  border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);
  background:#000;box-shadow:0 20px 40px rgba(11,36,71,.15);
}
.youtube-player iframe{position:absolute;inset:0;width:100%;height:100%;border:0}
.youtube-video-title{
  margin:24px 0 6px;font-family:"Shippori Mincho",serif;font-weight:600;
  font-size:17px;color:var(--ink);
}
.youtube-video-meta{margin:0;font-size:12px;color:var(--gray);letter-spacing:.03em}
.youtube-cta{text-align:center;margin-top:36px}

/* ---------- Yonkoma gallery ---------- */
.section-compact{padding:56px 0}
.section-compact .section-title{font-size:clamp(20px,2.6vw,24px);margin-bottom:10px}
.section-compact .section-sub{margin-bottom:32px}
.yonkoma-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:16px;
}
.yonkoma-grid--compact{grid-template-columns:repeat(6,1fr);gap:10px;max-width:820px;margin:0 auto}
.yonkoma-item{
  cursor:pointer;border-radius:var(--radius);overflow:hidden;position:relative;
  background:var(--white);border:1px solid var(--line);transition:transform .15s, box-shadow .15s;
}
.yonkoma-item:hover{transform:translateY(-4px);box-shadow:0 12px 24px rgba(11,36,71,.10)}
.yonkoma-item img{aspect-ratio:1/1;object-fit:cover;width:100%}
.yonkoma-item .cap{
  padding:12px 14px;font-size:12px;color:var(--text);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.yonkoma-grid--compact .cap{display:none}
.yonkoma-more{margin-top:32px;font-size:13px;color:var(--gray);text-align:center}
.yonkoma-hint{margin:0 0 24px;font-size:13px;color:var(--accent);text-align:center;font-weight:700}
.loading{color:var(--gray);font-size:14px;text-align:center}
@media (max-width:820px){
  .yonkoma-grid{grid-template-columns:repeat(3,1fr)}
  .yonkoma-grid--compact{grid-template-columns:repeat(4,1fr)}
}
@media (max-width:560px){
  .yonkoma-grid{grid-template-columns:repeat(2,1fr)}
  .yonkoma-grid--compact{grid-template-columns:repeat(3,1fr)}
}

/* ---------- Contact ---------- */
.contact{background:var(--navy-panel);color:var(--white)}
.contact .section-title{color:var(--white)}
.contact .section-label{color:#4cbffe}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;max-width:760px;margin:0 auto}
.contact-list li{
  display:flex;align-items:flex-start;gap:16px;padding:16px 0;
  border-bottom:1px solid rgba(255,255,255,.15);font-size:15px;
}
.contact-list .icon{
  border:1px solid rgba(255,255,255,.35);border-radius:999px;padding:5px 14px;
  font-size:11px;font-weight:700;letter-spacing:.05em;
  white-space:nowrap;flex-shrink:0;line-height:1.6;
}
.mascot{margin-top:28px;text-align:center}
.mascot img{width:120px;margin:0 auto}
.mascot-name{
  margin:2px 0 0;font-size:12px;font-weight:700;color:#a9c3e0;
  letter-spacing:.05em;
}
.sns-box{background:rgba(255,255,255,.06);border-radius:var(--radius);padding:32px}
.sns-title{font-weight:700;margin:0 0 18px;font-size:14px}
.sns-links{display:flex;flex-direction:column;gap:10px}
.sns-link{
  border:1px solid rgba(255,255,255,.2);border-radius:999px;padding:12px 18px;
  font-size:13px;font-weight:500;text-align:center;
}
.sns-link:hover{background:rgba(255,255,255,.1)}
.sns-note{font-size:12px;opacity:.55;margin:16px 0 0;text-align:center}
@media (max-width:760px){
  .contact-grid{grid-template-columns:1fr}
}

/* ---------- Footer ---------- */
.site-footer{padding:32px 0;text-align:center;color:#a9c3e0;font-size:12px;background:var(--navy-panel)}

/* ---------- Lightbox ---------- */
.lightbox{
  position:fixed;inset:0;background:rgba(6,18,36,.92);z-index:100;
  display:flex;align-items:center;justify-content:center;padding:24px;
}
.lightbox[hidden]{display:none}
.lightbox-body{max-width:520px;width:100%;text-align:center}
.lightbox-slides{
  display:grid;grid-template-columns:1fr 1fr;gap:8px;border-radius:8px;overflow:hidden;
}
.lightbox-slides img{width:100%;border-radius:4px}
.lightbox-caption{color:#fff;font-size:14px;margin-top:18px;opacity:.85}
.lightbox-close,.lightbox-prev,.lightbox-next{
  position:absolute;background:rgba(255,255,255,.1);color:#fff;border:none;
  border-radius:50%;width:44px;height:44px;font-size:22px;cursor:pointer;
  display:flex;align-items:center;justify-content:center;
}
.lightbox-close{top:20px;right:20px}
.lightbox-prev{left:20px;top:50%;transform:translateY(-50%)}
.lightbox-next{right:20px;top:50%;transform:translateY(-50%)}
@media (max-width:560px){
  .lightbox-prev,.lightbox-next{width:36px;height:36px;font-size:18px}
}

/* ---------- PC表示は文字を大きめに(読みやすさ優先) ---------- */
@media (min-width:681px){
  body{font-size:16.5px}
  .gnav{font-size:15px;gap:32px}
  .brand{font-size:22px}
  .btn{font-size:16px;padding:16px 34px}
  .section-sub{font-size:16px}
  .hero-tags span{font-size:14px;padding:8px 18px}
  .profile-lead{font-size:21px}
  .profile-table div{font-size:16px}
  .profile-table dt{font-size:14px}
  .policy-hero h3{font-size:24px}
  .policy-hero p{font-size:16px}
  .policy-flow li{font-size:15px}
  .policy-flow li span{font-size:13px}
  .policy-card h3{font-size:19px}
  .policy-card p{font-size:16px}
  .tags span{font-size:13px}
  .report-card h3{font-size:17px}
  .report-card p{font-size:15px}
  .report-list-title{font-size:18px}
  .report-list li{font-size:15px}
  .report-list-note{font-size:14px}
  .youtube-video-title{font-size:19px}
  .youtube-video-meta{font-size:14px}
  .contact-list li{font-size:17px}
  .contact-list .icon{font-size:13px}
  .sns-title{font-size:16px}
  .sns-link{font-size:15px}
  .mascot-name{font-size:14px}
  .site-footer{font-size:14px}
}