:root{
  --jp-bg:#edf3f6;
  --jp-bg-deep:#dbe8ee;
  --jp-card:#ffffff;
  --jp-text:#162129;
  --jp-muted:#617380;
  --jp-accent:#2c5a7a;
  --jp-accent-strong:#1d3d53;
  --jp-accent-soft:#eff6fb;
  --jp-accent-line:#c9d9e3;
  --jp-border:#d6e2e9;
  --jp-border-soft:#e6eef2;
  --jp-shadow:0 24px 60px rgba(15,32,43,.09);
  --jp-shadow-soft:0 14px 38px rgba(22,34,44,.07);
  --jp-gradient:linear-gradient(135deg,#163446 0%, #2e607f 42%, #7cb5c8 100%);
  --jp-gradient-soft:linear-gradient(180deg,rgba(255,255,255,.94),rgba(239,246,251,.94));
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:
    radial-gradient(circle at top left, rgba(255,255,255,.92), transparent 26%),
    linear-gradient(180deg,#eef4f7 0%, #e8f0f4 42%, #edf3f6 100%);
  color:var(--jp-text);
}
main.jp-main{display:block;position:relative;}
.jp-reading-progress{position:fixed;left:0;top:0;width:100%;height:4px;z-index:1200;background:rgba(255,255,255,.1);pointer-events:none;}
.jp-reading-progress span{display:block;width:0;height:100%;background:linear-gradient(90deg,#7cb5c8,#2c5a7a);box-shadow:0 0 18px rgba(44,90,122,.45);}

.japan-region-hero{
  position:relative;
  overflow:hidden;
  --fj-region-hero-image:
    radial-gradient(circle at 14% 20%, rgba(255,255,255,.16), transparent 24%),
    radial-gradient(circle at 86% 18%, rgba(255,255,255,.12), transparent 20%),
    linear-gradient(140deg, rgba(10,25,35,.96), rgba(27,62,83,.94) 34%, rgba(48,100,130,.88) 68%, rgba(127,181,201,.58) 100%);
}
.jp-hero-orb{position:absolute;border-radius:999px;filter:blur(10px);opacity:.5;pointer-events:none;}
.jp-hero-orb-left{width:360px;height:360px;left:-110px;bottom:-140px;background:radial-gradient(circle, rgba(255,255,255,.18), transparent 66%);}
.jp-hero-orb-right{width:420px;height:420px;right:-140px;top:-120px;background:radial-gradient(circle, rgba(160,213,232,.22), transparent 66%);}
.japan-region-hero .fj-region-hero-inner{position:relative;z-index:1;}
.japan-region-hero .fj-region-title{font-size:clamp(52px,5.8vw,92px);max-width:980px;letter-spacing:-.03em;}
.japan-region-hero .fj-region-description{max-width:860px;font-size:18px;line-height:1.72;}
.japan-region-rail{max-width:260px;}
.jp-hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.jp-hero-meta span{display:inline-flex;align-items:center;min-height:34px;padding:0 14px;border-radius:999px;border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.1);color:#eef8fd;font-size:13px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;}
.jp-hero-stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-top:28px;}
.jp-hero-stat{padding:18px 18px 16px;border:1px solid rgba(255,255,255,.12);border-radius:22px;background:rgba(255,255,255,.08);backdrop-filter:blur(12px);box-shadow:0 18px 44px rgba(0,0,0,.12);}
.jp-hero-stat strong{display:block;margin-bottom:8px;color:#fff;font-family:"Alegreya",serif;font-size:38px;line-height:1;}
.jp-hero-stat span{display:block;color:rgba(247,252,255,.88);line-height:1.55;}
.jp-hero-infobox{align-self:start;margin-top:12px;padding:28px;border-radius:28px;border:1px solid rgba(255,255,255,.14);background:rgba(12,26,36,.3);backdrop-filter:blur(16px);box-shadow:0 28px 70px rgba(0,0,0,.18);color:#f3fbff;}
.jp-hero-infobox-head h2{margin:8px 0 10px;font-family:"Alegreya",serif;font-size:34px;line-height:1.08;}
.jp-hero-infobox-head p{margin:0;color:rgba(243,251,255,.82);line-height:1.65;}
.jp-infobox-label,.jp-side-label{display:inline-flex;align-items:center;min-height:28px;padding:0 12px;border-radius:999px;background:var(--jp-accent-soft);color:var(--jp-accent);font-size:12px;letter-spacing:.08em;text-transform:uppercase;font-weight:800;}
.jp-hero-infobox .jp-infobox-label{background:rgba(255,255,255,.14);color:#f4fbff;}
.jp-hero-facts{display:grid;gap:12px;margin-top:18px;}
.jp-hero-facts div{display:grid;gap:4px;padding:14px 16px;border-radius:18px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.08);}
.jp-hero-facts span{font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:rgba(243,251,255,.68);font-weight:800;}
.jp-hero-facts strong{font-size:16px;line-height:1.45;}
.jp-hero-callout{margin-top:16px;padding:18px;border-radius:20px;background:linear-gradient(180deg, rgba(255,255,255,.12), rgba(255,255,255,.06));border:1px solid rgba(255,255,255,.1);}
.jp-hero-callout strong{display:block;font-size:13px;letter-spacing:.08em;text-transform:uppercase;margin-bottom:6px;}
.jp-hero-callout p{margin:0;color:rgba(243,251,255,.84);line-height:1.65;}

.chiba-section{padding:92px 24px 0;}
.chiba-wrap{width:min(1440px, calc(100vw - 48px));margin:0 auto;}
.chiba-eyebrow{display:block;margin-bottom:10px;color:var(--jp-accent);font-family:"Alegreya",serif;font-size:20px;font-weight:800;}
.chiba-title{margin:0 0 16px;color:var(--jp-accent-strong);font-family:"Alegreya",serif;font-size:clamp(38px,5vw,64px);line-height:1.06;letter-spacing:-.03em;}
.chiba-line{width:340px;max-width:92%;height:2px;margin:0 0 20px;border-radius:999px;background:linear-gradient(90deg,var(--jp-accent-line),rgba(201,217,227,0));}
.chiba-lead{margin:0;max-width:980px;color:var(--jp-muted);font-size:18px;line-height:1.72;}
.jp-section-heading{max-width:1050px;margin-bottom:34px;}

.jp-quickfacts-section{padding-top:54px;}
.jp-quickfacts-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;}
.jp-quickfact-card,.jp-insight-card{background:var(--jp-gradient-soft);border:1px solid var(--jp-border);border-radius:24px;box-shadow:var(--jp-shadow-soft);}
.jp-quickfact-card{display:flex;gap:16px;align-items:flex-start;padding:22px;min-height:100%;}
.jp-quickfact-icon{width:40px;height:40px;border-radius:14px;display:flex;align-items:center;justify-content:center;background:rgba(224,64,64,.08);color:#e04343;font-size:16px;flex:none;}
.jp-quickfact-card div{display:grid;gap:4px;}
.jp-quickfact-label,.jp-insight-kicker{color:var(--jp-muted);font-size:12px;letter-spacing:.08em;text-transform:uppercase;font-weight:800;}
.jp-quickfact-card strong{color:var(--jp-accent-strong);font-size:24px;line-height:1.15;font-family:"Alegreya",serif;}
.jp-quickfact-card small{color:var(--jp-muted);font-size:14px;line-height:1.58;}
.jp-insight-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-top:18px;}
.jp-insight-card{padding:24px;background:#fff;}
.jp-insight-card h3{margin:10px 0 10px;color:var(--jp-accent-strong);font-family:"Alegreya",serif;font-size:32px;line-height:1.12;}
.jp-insight-card p{margin:0;color:var(--jp-muted);line-height:1.72;}

.jp-overview-grid{display:grid;grid-template-columns:250px minmax(0,1fr) 330px;gap:24px;align-items:start;}
.jp-article-sidebar{position:sticky;top:100px;display:grid;gap:16px;}
.jp-side-card,.jp-article-card,.jp-infobox-card,.jp-signature-card,.jp-pillar-card,.japan-map-shell,.japan-map-item,.japan-legend,.japan-route-meta,.jp-region-card,.jp-season-card,.jp-logistics-card,.jp-transport-card,.jp-lifestyle-card,.chiba-plan-card,.chiba-faq-item,.jp-cta{background:var(--jp-gradient-soft);border:1px solid var(--jp-border);border-radius:28px;box-shadow:var(--jp-shadow-soft);}
.jp-side-card{padding:22px;}
.jp-side-card p{margin:12px 0 0;color:var(--jp-muted);line-height:1.68;}
.jp-article-nav{display:grid;gap:10px;margin-top:14px;}
.jp-article-nav a{display:flex;align-items:center;min-height:48px;padding:0 14px;border-radius:16px;border:1px solid var(--jp-border-soft);background:#fff;color:var(--jp-text);text-decoration:none;font-weight:700;transition:.2s ease;}
.jp-article-nav a:hover,.jp-article-nav a.is-active,.fj-region-link.is-active{border-color:#b9cdda;color:var(--jp-accent);transform:translateX(2px);box-shadow:0 10px 22px rgba(44,90,122,.08);}
.jp-overview-content{display:grid;gap:20px;}
.jp-article-card{padding:32px;}
.jp-article-lead{background:#fff;}
.jp-body-copy{margin:16px 0 0;color:var(--jp-muted);line-height:1.78;font-size:17px;}
.jp-signature-strip{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;}
.jp-signature-card{padding:22px;}
.jp-signature-card span{display:block;margin-bottom:8px;color:var(--jp-accent);font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;}
.jp-signature-card strong{display:block;margin-bottom:8px;color:var(--jp-accent-strong);font-family:"Alegreya",serif;font-size:24px;line-height:1.18;}
.jp-signature-card p{margin:0;color:var(--jp-muted);line-height:1.62;}
.jp-pillar-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;}
.jp-pillar-card{padding:24px;background:#fff;}
.jp-pillar-icon{width:50px;height:50px;border-radius:18px;display:flex;align-items:center;justify-content:center;margin-bottom:16px;background:var(--jp-accent-soft);font-size:23px;}
.jp-pillar-card h3,.jp-region-card h3,.jp-season-card h3,.jp-logistics-card h3,.jp-transport-card h3,.jp-lifestyle-card h3,.chiba-plan-card h3,.japan-map-item h4,.japan-legend h3,.japan-route-meta h3,.japan-map-list-head h3,.chiba-faq-item summary,.jp-infobox-head h3{margin:0 0 10px;color:var(--jp-accent-strong);font-family:"Alegreya",serif;}
.jp-pillar-card h3,.jp-region-card h3,.jp-season-card h3,.jp-logistics-card h3,.jp-transport-card h3,.jp-lifestyle-card h3,.jp-infobox-head h3{font-size:30px;line-height:1.12;}
.jp-pillar-card p,.jp-region-card p,.jp-season-card p,.jp-logistics-card p,.jp-transport-card p,.jp-lifestyle-card p,.chiba-plan-card p,.japan-map-item p,.japan-route-meta p,.japan-legend li,.japan-map-list-head p,.chiba-faq-item p{margin:0;color:var(--jp-muted);line-height:1.7;}
.jp-infobox-card{padding:24px;position:sticky;top:100px;background:#fff;}
.jp-fact-table{display:grid;gap:14px;margin-top:18px;}
.jp-fact-table div{display:grid;gap:4px;padding-bottom:12px;border-bottom:1px solid var(--jp-border-soft);}
.jp-fact-table div:last-child{padding-bottom:0;border-bottom:0;}
.jp-fact-table span{color:var(--jp-muted);font-size:12px;letter-spacing:.08em;text-transform:uppercase;font-weight:800;}
.jp-fact-table strong{line-height:1.5;}
.jp-meter-group{display:grid;gap:14px;margin-top:22px;}
.jp-meter-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:8px;color:var(--jp-text);font-size:15px;font-weight:700;}
.jp-meter{overflow:hidden;height:12px;border-radius:999px;background:#edf3f7;}
.jp-meter-fill{display:block;width:var(--meter);height:100%;border-radius:999px;background:linear-gradient(90deg,#7cb5c8,#2c5a7a);}
.jp-mini-callout{margin-top:22px;padding:18px;border-radius:20px;background:var(--jp-accent-soft);}
.jp-mini-callout strong{display:block;margin-bottom:6px;color:var(--jp-accent);font-size:13px;letter-spacing:.08em;text-transform:uppercase;}
.jp-mini-callout p{margin:0;color:var(--jp-muted);line-height:1.65;}

.chiba-pill{display:inline-flex;align-items:center;min-height:28px;padding:0 12px;border-radius:999px;background:var(--jp-accent-soft);color:var(--jp-accent);font-size:12px;letter-spacing:.08em;text-transform:uppercase;font-weight:800;margin-bottom:12px;}

.jp-map-topline{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-bottom:20px;}
.jp-map-topline article{padding:18px 20px;border-radius:22px;border:1px solid var(--jp-border);background:rgba(255,255,255,.72);box-shadow:0 12px 30px rgba(22,34,44,.05);}
.jp-map-topline strong{display:block;margin-bottom:6px;color:var(--jp-accent-strong);font-family:"Alegreya",serif;font-size:24px;}
.jp-map-topline span{color:var(--jp-muted);line-height:1.6;}

.japan-map-shell{padding:26px;overflow:hidden;background:#ffffffde;}
.japan-map-toolbar{display:grid;grid-template-columns:minmax(260px,320px) 1fr;gap:20px;margin-bottom:20px;}
.japan-toolbar-label{display:block;margin-bottom:10px;color:var(--jp-accent);font-size:13px;letter-spacing:.08em;text-transform:uppercase;font-weight:800;}
.japan-map-search input{width:100%;min-height:54px;border-radius:18px;border:1px solid var(--jp-border);background:#fff;padding:0 16px;color:var(--jp-text);font:inherit;outline:none;transition:border-color .2s ease, box-shadow .2s ease;}
.japan-map-search input:focus{border-color:#a8c2d2;box-shadow:0 0 0 4px rgba(44,90,122,.1);}
.japan-filter-stack{display:grid;gap:14px;}
.japan-filter-group{display:flex;flex-wrap:wrap;gap:10px;}
.japan-filter{display:inline-flex;align-items:center;justify-content:center;min-height:40px;padding:0 14px;border-radius:999px;border:1px solid var(--jp-border);background:#fff;color:#4f616d;font-weight:700;cursor:pointer;transition:.2s ease;}
.japan-filter:hover{border-color:#b6cad6;color:var(--jp-accent);transform:translateY(-1px);}
.japan-filter.is-active{color:#fff;background:var(--jp-gradient);border-color:transparent;box-shadow:0 12px 26px rgba(44,90,122,.2);}
.japan-map-layout{display:grid;grid-template-columns:minmax(0,1.48fr) 360px;gap:20px;align-items:start;}
.japan-map-stage{min-width:0;}
.japan-map-frame{position:relative;}
#japanMap{height:860px;border-radius:30px;border:1px solid var(--jp-border);overflow:hidden;background:#dfeaf0;}
#japanMap .leaflet-control-zoom a{color:var(--jp-text);}
#japanMap .leaflet-tooltip.city-tooltip{border:0;border-radius:999px;background:rgba(12,22,30,.94);color:#fff;box-shadow:0 16px 28px rgba(0,0,0,.22);padding:6px 10px;font-weight:700;}
#japanMap .leaflet-tooltip.city-tooltip:before{display:none;}
.japan-map-overlay-card{position:absolute;right:20px;bottom:20px;z-index:500;display:flex;flex-direction:column;gap:12px;width:min(430px, calc(100% - 40px));min-height:250px;padding:20px 20px 18px;border:1px solid rgba(214,226,233,.96);border-radius:26px;background:rgba(255,255,255,.97);backdrop-filter:blur(18px);box-shadow:0 24px 60px rgba(15,32,43,.18);}
.japan-map-overlay-card.is-empty .japan-map-overlay-list{display:none;}
.japan-map-overlay-close{position:absolute;top:12px;right:12px;width:34px;height:34px;border:0;border-radius:999px;background:#eef4f7;color:#4f616b;font-size:22px;line-height:1;cursor:pointer;transition:.2s ease;}
.japan-map-overlay-close:hover{background:#dde8ef;color:#22323e;}
.japan-map-overlay-top h3{margin:0 0 8px;color:var(--jp-accent-strong);font-family:"Alegreya",serif;font-size:34px;line-height:1.08;}
.japan-map-overlay-top p{margin:0;color:var(--jp-muted);line-height:1.65;}
.japan-map-overlay-tags{display:flex;flex-wrap:wrap;gap:8px;}
.japan-map-overlay-tag,.japan-map-chip{display:inline-flex;align-items:center;min-height:28px;padding:0 10px;border-radius:999px;background:var(--jp-accent-soft);color:var(--jp-accent);font-size:12px;letter-spacing:.06em;text-transform:uppercase;font-weight:800;}
.japan-map-overlay-list{display:grid;gap:4px;margin:0;padding-left:18px;color:var(--jp-muted);line-height:1.7;}
.japan-map-overlay-actions{display:flex;align-items:flex-end;justify-content:space-between;gap:14px;margin-top:auto;}
.japan-map-overlay-note{display:block;max-width:220px;color:var(--jp-muted);font-size:14px;line-height:1.5;}
.japan-map-overlay-link{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:0 18px;border-radius:999px;background:var(--jp-gradient);color:#fff;font-weight:700;text-decoration:none;box-shadow:0 12px 24px rgba(44,90,122,.24);}
.japan-map-overlay-link:hover{transform:translateY(-1px);}
.japan-map-overlay-link.is-disabled{pointer-events:none;opacity:.55;}
.japan-map-sidebar{position:sticky;top:96px;display:grid;gap:16px;}
.japan-map-meta{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;}
.japan-map-counter{padding:16px;text-align:center;background:#fff;border:1px solid var(--jp-border);border-radius:18px;box-shadow:0 8px 18px rgba(29,35,38,.04);}
.japan-map-counter strong{display:block;margin-bottom:6px;color:var(--jp-accent);font-family:"Alegreya",serif;font-size:36px;line-height:1;}
.japan-map-counter span{display:block;color:var(--jp-muted);font-size:14px;line-height:1.45;}
.japan-legend,.japan-route-meta{padding:20px;background:#fff;}
.japan-legend ul{display:grid;gap:10px;list-style:none;margin:0;padding:0;}
.japan-legend li{display:flex;align-items:center;gap:10px;font-weight:600;}
.legend-dot{width:14px;height:14px;border-radius:999px;display:inline-block;flex:none;}
.legend-region{background:linear-gradient(135deg,#315f7d,#0284c7);}
.legend-line{background:#f59e0b;}
.legend-selected{background:#111827;}
.japan-map-list-head{padding:0 4px;}
.japan-map-list-head p{margin-top:6px;}
.japan-map-list{display:grid;gap:12px;max-height:820px;overflow:auto;padding-right:4px;}
.japan-map-item{padding:18px;cursor:pointer;transition:.2s ease;background:#fff;}
.japan-map-item:hover{transform:translateY(-2px);border-color:#c2d2dc;}
.japan-map-item.is-selected{border-color:var(--jp-accent);box-shadow:0 16px 34px rgba(44,90,122,.14);}
.japan-map-item h4{font-size:26px;line-height:1.14;}
.japan-map-item-meta{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 10px;}
.japan-fallback{display:flex;align-items:center;justify-content:center;padding:28px;color:var(--jp-muted);font-weight:700;background:linear-gradient(180deg,#f7fbfd,#edf3f6);}
.leaflet-popup-content-wrapper,.leaflet-popup-tip{background:#fff;border:1px solid var(--jp-border);box-shadow:0 18px 38px rgba(29,35,38,.12);}
.leaflet-popup-content{margin:14px 16px;min-width:190px;}
.leaflet-popup-content h4{margin:0 0 6px;color:var(--jp-accent-strong);font-family:"Alegreya",serif;font-size:24px;line-height:1.1;}
.leaflet-popup-content p{margin:0;color:var(--jp-muted);line-height:1.55;}
.leaflet-popup-close-button{color:#4f616b !important;}

.jp-region-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;}
.jp-region-card{padding:24px;display:flex;flex-direction:column;min-height:100%;background:#fff;}
.jp-region-meta{display:grid;gap:8px;margin-top:auto;padding-top:18px;}
.jp-region-meta span{display:inline-flex;align-items:center;min-height:34px;width:max-content;max-width:100%;padding:0 12px;border-radius:999px;border:1px solid var(--jp-border);color:#60727e;background:#fbfdff;font-size:14px;font-weight:700;}

.jp-season-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;}
.jp-season-card{padding:24px;background:#fff;}
.jp-season-card ul{margin:14px 0 0;padding-left:18px;color:var(--jp-muted);line-height:1.72;}
.jp-season-card li+li{margin-top:6px;}

.jp-logistics-layout{display:grid;grid-template-columns:1.02fr .98fr;gap:20px;}
.jp-logistics-card{padding:28px;background:#fff;}
.jp-logistics-points{display:grid;gap:16px;margin-top:22px;}
.jp-logistics-points div{padding:16px 18px;border-radius:20px;background:var(--jp-accent-soft);}
.jp-logistics-points strong{display:block;margin-bottom:6px;color:var(--jp-accent);font-size:13px;letter-spacing:.08em;text-transform:uppercase;}
.jp-logistics-points span{color:var(--jp-muted);line-height:1.62;}
.jp-transport-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;}
.jp-transport-card{padding:24px;background:#fff;}

.jp-lifestyle-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;}
.jp-lifestyle-card{padding:24px;background:#fff;}
.jp-highlight-band{display:grid;grid-template-columns:1.05fr .95fr;gap:20px;margin-top:22px;}
.jp-highlight-copy,.jp-highlight-grid div{border:1px solid var(--jp-border);border-radius:28px;background:#fff;box-shadow:var(--jp-shadow-soft);}
.jp-highlight-copy{padding:28px;}
.jp-highlight-copy h3{margin:10px 0 10px;color:var(--jp-accent-strong);font-family:"Alegreya",serif;font-size:38px;line-height:1.08;}
.jp-highlight-copy p{margin:0;color:var(--jp-muted);line-height:1.72;}
.jp-highlight-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;}
.jp-highlight-grid div{padding:22px;}
.jp-highlight-grid strong{display:block;margin-bottom:8px;color:var(--jp-accent-strong);font-family:"Alegreya",serif;font-size:24px;}
.jp-highlight-grid span{color:var(--jp-muted);line-height:1.62;}

.chiba-tabbar{display:flex;gap:10px;flex-wrap:wrap;margin:0 0 20px;}
.chiba-tab{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 18px;border-radius:999px;border:1px solid var(--jp-border);background:#fff;color:#4f616d;font-weight:800;cursor:pointer;transition:.2s ease;}
.chiba-tab:hover{border-color:#b7cad6;color:var(--jp-accent);}
.chiba-tab.is-active{color:#fff;background:var(--jp-gradient);border-color:transparent;box-shadow:0 12px 24px rgba(44,90,122,.24);}
.jp-route-frame{padding:26px;border:1px solid var(--jp-border);border-radius:30px;background:linear-gradient(180deg,#ffffff,#f4f9fb);box-shadow:var(--jp-shadow);}
.jp-route-intro{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-bottom:18px;}
.chiba-plan-card{padding:24px;background:#fff;}
.chiba-plan-card h3{font-size:28px;line-height:1.14;}
.chiba-plan-panel{display:none;}
.chiba-plan-panel.is-active{display:block;}
.chiba-plan-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;}
.chiba-plan-grid[data-days="5"]{grid-template-columns:repeat(5,minmax(0,1fr));}

.jp-faq-frame{display:grid;gap:14px;max-width:980px;}
.chiba-faq-item{overflow:hidden;padding:0;background:#fff;}
.chiba-faq-item summary{list-style:none;cursor:pointer;padding:22px 24px;font-family:"Source Sans 3",sans-serif;font-size:20px;line-height:1.45;font-weight:700;}
.chiba-faq-item summary::-webkit-details-marker{display:none;}
.chiba-faq-item summary::before{content:"▸";display:inline-block;margin-right:12px;transition:transform .2s ease;}
.chiba-faq-item[open] summary::before{transform:rotate(90deg);}
.chiba-faq-item p{padding:0 24px 22px 24px;line-height:1.74;}

.jp-cta{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:40px 36px;color:#fff;background:var(--jp-gradient);border-color:transparent;box-shadow:0 28px 60px rgba(22,63,86,.28);}
.jp-cta h2{margin:10px 0 12px;color:#fff;font-family:"Alegreya",serif;font-size:clamp(38px,4vw,58px);line-height:1.05;letter-spacing:-.03em;}
.jp-cta p{max-width:800px;margin:0;color:rgba(247,252,255,.92);font-size:18px;line-height:1.7;}
.jp-cta .jp-side-label{background:rgba(255,255,255,.15);color:#f5fbff;}
.jp-cta a{display:inline-flex;align-items:center;justify-content:center;min-width:168px;min-height:52px;padding:0 24px;border-radius:999px;background:#fff;color:var(--jp-accent);text-decoration:none;font-weight:800;box-shadow:0 18px 30px rgba(0,0,0,.14);transition:transform .2s ease;}
.jp-cta a:hover{transform:translateY(-1px);}
.chiba-cta-section{padding-bottom:72px;}

@media (min-width:1181px){
  .japan-region-hero .fj-region-hero-inner{width:min(1480px, calc(100vw - 48px));padding:150px 24px 92px;gap:30px;align-items:start;}
  .japan-region-hero .fj-region-copy{max-width:860px;}
}
@media (max-width:1420px){
  .jp-overview-grid{grid-template-columns:240px minmax(0,1fr) 300px;}
  .jp-quickfacts-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .japan-map-layout{grid-template-columns:minmax(0,1.35fr) 330px;}
}
@media (max-width:1180px){
  .japan-region-hero .fj-region-hero-inner{grid-template-columns:1fr;width:min(1280px, calc(100vw - 28px));padding:140px 20px 76px;gap:28px;}
  .japan-region-rail{max-width:100%;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));}
  .jp-hero-stats,.jp-overview-grid,.jp-signature-strip,.jp-pillar-grid,.jp-map-topline,.japan-map-toolbar,.japan-map-layout,.jp-region-grid,.jp-season-grid,.jp-logistics-layout,.jp-lifestyle-grid,.jp-highlight-band,.jp-quickfacts-grid,.jp-insight-grid{grid-template-columns:1fr;}
  .jp-transport-grid,.jp-highlight-grid,.jp-route-intro,.chiba-plan-grid,.chiba-plan-grid[data-days="5"]{grid-template-columns:repeat(2,minmax(0,1fr));}
  .jp-article-sidebar,.jp-infobox-card,.japan-map-sidebar{position:static;}
  .japan-map-list{max-height:none;}
  #japanMap{height:740px;}
  .jp-cta{flex-direction:column;align-items:flex-start;}
}
@media (max-width:780px){
  .chiba-section{padding:68px 16px 0;}
  .chiba-wrap{width:calc(100vw - 32px);}
  .japan-region-hero .fj-region-title{font-size:clamp(40px,11vw,60px);max-width:100%;}
  .japan-region-hero .fj-region-hero-inner{width:100%;padding:154px 16px 58px;gap:24px;}
  .japan-region-rail{grid-template-columns:repeat(2,minmax(0,1fr));}
  .jp-hero-stats,.jp-pillar-grid,.jp-map-topline,.jp-region-grid,.jp-season-grid,.jp-transport-grid,.jp-lifestyle-grid,.jp-highlight-grid,.jp-route-intro,.chiba-plan-grid,.chiba-plan-grid[data-days="5"],.japan-map-meta,.jp-quickfacts-grid,.jp-insight-grid{grid-template-columns:1fr;}
  .jp-article-card,.jp-side-card,.jp-infobox-card,.japan-map-shell,.jp-route-frame,.jp-cta{padding-left:18px;padding-right:18px;}
  .japan-map-shell{padding-top:18px;padding-bottom:18px;}
  #japanMap{height:620px;border-radius:22px;}
  .japan-map-overlay-card{position:static;width:100%;margin-top:14px;min-height:0;}
  .japan-map-frame{display:flex;flex-direction:column;}
  .japan-map-overlay-actions{align-items:flex-start;flex-direction:column;}
  .japan-map-overlay-note{max-width:none;}
  .japan-filter{min-height:38px;padding:0 12px;font-size:14px;}
  .chiba-title{font-size:40px;}
  .jp-highlight-copy h3{font-size:34px;}
  .chiba-faq-item summary{font-size:18px;}
  .chiba-cta-section{padding-bottom:48px;}
}