/* NTS公式サイトのヘッダー・フッター構成を踏襲したローカル静的版 */
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Segoe UI','Yu Gothic','Hiragino Kaku Gothic ProN',Meiryo,sans-serif;line-height:1.7;color:#24323a;background:#fff}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
.container{max-width:1200px;margin:0 auto;padding:0 20px}

.header{background:#1a3a52;color:#fff;padding:20px 0;position:sticky;top:0;z-index:100;box-shadow:0 2px 5px rgba(0,0,0,.1)}
.header .container{display:flex;justify-content:space-between;align-items:center;position:relative}
.logo .site-title{font-size:28px;font-weight:700;margin-bottom:5px;line-height:1.2}
.logo .subtitle{font-size:12px;color:#b0d4e3}
.nav ul{display:flex;list-style:none;gap:30px}
.nav a{color:#fff;font-weight:500;transition:color .3s ease}
.nav a:hover,.nav a:focus-visible{color:#ffc107}
.nav-toggle{display:none;width:42px;height:42px;border:0;background:transparent;cursor:pointer;position:relative;z-index:110}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{display:block;width:26px;height:3px;background:#fff;border-radius:3px;position:absolute;left:8px;transition:transform .3s ease,opacity .3s ease}
.nav-toggle span{top:19px}.nav-toggle span::before{content:'';top:-9px}.nav-toggle span::after{content:'';top:9px}
.nav-toggle.open span{transform:rotate(45deg)}.nav-toggle.open span::before{transform:rotate(90deg);top:0}.nav-toggle.open span::after{opacity:0}

.tour-subnav{background:#10231c;color:#fff;border-top:1px solid rgba(255,255,255,.15)}
.tour-subnav .container{display:flex;align-items:center;gap:24px;min-height:45px;overflow-x:auto;white-space:nowrap}
.tour-subnav strong{color:#d9ef78;font:800 10px/1 Arial;letter-spacing:.12em}
.tour-subnav a{font-size:12px;color:#dce6e1}.tour-subnav a:hover{color:#d9ef78}

.hero{position:relative;min-height:700px;color:#fff;background:url('../assets/mishima-touring-hero.png') 62% center/cover no-repeat;display:flex;align-items:center;overflow:hidden}
.hero::before{content:'';position:absolute;inset:0;background:linear-gradient(90deg,rgba(5,20,14,.9),rgba(5,20,14,.5) 42%,rgba(5,20,14,.08))}
.hero-inner{position:relative;z-index:2;width:100%;max-width:1200px;margin:auto;padding:90px 50px}
.eyebrow,.section-kicker{color:#d9ef78;font:800 10px/1 Arial;letter-spacing:.22em;margin-bottom:24px}
.hero h1{font-family:'Yu Mincho','Hiragino Mincho ProN',serif;font-size:clamp(48px,7vw,88px);line-height:1.25;letter-spacing:.03em;margin-bottom:25px}
.hero p{font-size:15px;line-height:2;letter-spacing:.05em;max-width:650px}
.hero-actions{display:flex;gap:12px;margin-top:34px;flex-wrap:wrap}
.button{min-width:210px;min-height:56px;padding:14px 22px;display:inline-flex;align-items:center;justify-content:space-between;font-size:13px;font-weight:700;border:1px solid rgba(255,255,255,.7)}
.button.primary{background:#d9ef78;color:#10231c;border-color:#d9ef78}
.button:hover{transform:translateY(-2px)}

.section{padding:95px 20px}.section.alt{background:#f2f0e7}.section.dark{background:#10231c;color:#fff}
.section-head{display:grid;grid-template-columns:1fr 360px;gap:70px;align-items:end;margin-bottom:45px}
.section h2,.article-hero h1,.article-section h2{font-family:'Yu Mincho','Hiragino Mincho ProN',serif;line-height:1.45}
.section h2{font-size:clamp(34px,4vw,56px)}
.section-head>p{font-size:13px;line-height:2;color:#617068}.dark .section-head>p{color:#b8c8c0}
.area-note{display:flex;gap:25px;align-items:center;margin-bottom:35px;padding:18px 22px;background:#fff;border-left:4px solid #f06a3c;box-shadow:0 5px 20px rgba(16,35,28,.06)}
.area-note strong{font-size:11px;color:#f06a3c;letter-spacing:.12em}.area-note span{font-size:13px}

.course-grid{display:grid;gap:18px}.course-card{padding:30px;color:#fff;background:linear-gradient(135deg,#28728b,#285267);position:relative;overflow:hidden}
.course-card:nth-child(2){background:linear-gradient(135deg,#41683f,#234936)}.course-card:nth-child(3){background:linear-gradient(135deg,#2b5a78,#183d59)}
.course-label{display:flex;justify-content:space-between;font:800 10px/1 Arial;letter-spacing:.17em}.course-label b{color:#d9ef78}
.course-card h3{font-family:'Yu Mincho',serif;font-size:clamp(26px,3vw,40px);margin:24px 0 13px}.course-card>p{font-size:12px;line-height:2;max-width:760px;opacity:.88}
.route{display:flex;margin:28px 0 22px;padding:20px 0;border-top:1px solid rgba(255,255,255,.25);border-bottom:1px solid rgba(255,255,255,.25);overflow-x:auto}
.route span{min-width:120px;flex:1;font-size:10px;position:relative}.route span::before{content:'';display:block;width:8px;height:8px;border:2px solid #fff;border-radius:50%;margin-bottom:10px}.route span:not(:last-child)::after{content:'';position:absolute;top:5px;left:12px;right:0;height:1px;background:rgba(255,255,255,.45)}
.card-link{display:inline-block;padding-bottom:5px;border-bottom:1px solid currentColor;font-size:11px;font-weight:700}

.link-grid,.spot-grid,.food-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.guide-card,.spot-card,.food-card{padding:28px;border:1px solid rgba(16,35,28,.15);background:#fff}
.guide-card small,.spot-card small,.food-card small{color:#f06a3c;font:800 9px/1 Arial;letter-spacing:.15em}.guide-card h3,.spot-card h3,.food-card h3{font-family:'Yu Mincho',serif;font-size:22px;margin:28px 0 12px}.guide-card p,.spot-card p,.food-card p{font-size:12px;line-height:2;color:#5c6963}.guide-card .card-link{margin-top:28px;color:#173d30}
.spot-grid{grid-template-columns:repeat(3,1fr)}.spot-card{min-height:230px;background:linear-gradient(145deg,#f7f7f1,#e6ede7)}
.food-grid{grid-template-columns:repeat(4,1fr)}

.photo-section{background:#fff}.photo-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:16px}.photo-card{position:relative;min-height:310px;overflow:hidden;background:#10231c;color:#fff}.photo-card-large{grid-row:span 2}.photo-card img{width:100%;height:100%;min-height:310px;object-fit:cover;transition:transform .45s ease}.photo-card:hover img{transform:scale(1.04)}.photo-card figcaption{position:absolute;left:0;right:0;bottom:0;padding:50px 22px 18px;background:linear-gradient(180deg,rgba(16,35,28,0),rgba(16,35,28,.88));font-size:13px;font-weight:700;letter-spacing:.04em}.article-photo-grid{grid-template-columns:repeat(3,1fr);margin-top:24px}.article-photo-grid .photo-card,.article-photo-grid .photo-card img{min-height:240px}

.cta{display:grid;grid-template-columns:1fr 1fr;background:#173d30;color:#fff}.cta-image{min-height:540px;background:url('../assets/nts-rental-bike.jpg') center/cover no-repeat}.cta-copy{padding:80px 8vw;display:flex;flex-direction:column;justify-content:center}.cta-copy h2{font-family:'Yu Mincho',serif;font-size:clamp(34px,4vw,55px);line-height:1.45}.cta-copy p{font-size:13px;line-height:2;margin:25px 0 30px;color:#d8e2dd}

.footer{background:#1a3a52;color:#fff;padding:40px 20px;text-align:center}.footer .container{display:flex;flex-direction:column;gap:20px}.footer p{font-size:14px}.footer-links{display:flex;justify-content:center;gap:25px;flex-wrap:wrap}.footer-links a{color:#b0d4e3;transition:color .3s}.footer-links a:hover{color:#ffc107}

.article-hero{padding:95px 20px;color:#fff;background:linear-gradient(120deg,rgba(9,34,25,.96),rgba(34,79,58,.82)),url('../assets/mishima-touring-hero.png') center/cover}.article-hero .container{max-width:1050px}.article-hero h1{font-size:clamp(36px,5vw,65px);margin-bottom:25px}.article-hero p{max-width:780px;font-size:14px;line-height:2}
.article-main{max-width:1100px;margin:auto;padding:25px 20px 95px}.article-section{padding:70px 0;border-bottom:1px solid rgba(16,35,28,.16)}.article-section h2{font-size:clamp(28px,3.5vw,42px);margin-bottom:30px}.article-section>p{font-size:13px;line-height:2}
.map-frame{height:390px;border:1px solid #ccd5cf;background:#dce3de;margin:25px 0}.map-frame iframe{width:100%;height:100%;border:0}
.schedule{border-top:1px solid rgba(16,35,28,.16)}.schedule>div{display:grid;grid-template-columns:90px 1fr 1.4fr;gap:20px;padding:18px 10px;border-bottom:1px solid rgba(16,35,28,.16);font-size:12px}.schedule time{color:#f06a3c;font-weight:800}.schedule strong{font-size:13px}
.notice{padding:30px;background:#f2f0e7;border-left:4px solid #f06a3c}.notice strong{display:block;margin-bottom:10px;color:#173d30}
.back-link{display:inline-block;margin-top:35px;color:#173d30;font-weight:700;border-bottom:1px solid #173d30}

@media(max-width:768px){
  .header .container{flex-direction:row;justify-content:space-between;align-items:center;gap:15px}.nav-toggle{display:block}.nav{position:absolute;top:100%;right:20px;left:20px;background:#1a3a52;border-radius:14px;padding:20px;display:none;box-shadow:0 12px 32px rgba(0,0,0,.2);z-index:105}.nav.open{display:block}.nav ul{flex-direction:column;gap:15px;width:100%}.nav li{padding:10px 0;border-bottom:1px solid rgba(255,255,255,.15)}.nav li:last-child{border:0}.nav a{display:block;width:100%;font-size:16px;padding:8px 0}
  .hero{min-height:650px}.hero-inner{padding:80px 24px}.section{padding:70px 20px}.section-head{grid-template-columns:1fr;gap:20px}.link-grid,.spot-grid,.food-grid,.photo-grid,.article-photo-grid{grid-template-columns:1fr 1fr}.photo-card-large{grid-row:auto}.cta{grid-template-columns:1fr}.cta-image{min-height:380px}.area-note{align-items:flex-start;flex-direction:column;gap:8px}.schedule>div{grid-template-columns:70px 1fr}.schedule>div span{grid-column:2}.footer-links{flex-direction:column;gap:10px}
}
@media(max-width:520px){.logo .site-title{font-size:22px}.tour-subnav .container{padding:0 14px}.hero h1{font-size:42px}.hero-actions{flex-direction:column}.button{width:100%}.link-grid,.spot-grid,.food-grid,.photo-grid,.article-photo-grid{grid-template-columns:1fr}.photo-card,.photo-card img,.article-photo-grid .photo-card,.article-photo-grid .photo-card img{min-height:230px}.course-card{padding:24px 20px}.map-frame{height:300px}.article-hero{padding:70px 20px}.article-section{padding:55px 0}}