:root{
  --navy:#102f57;
  --navy-deep:#071d38;
  --navy-light:#264d75;
  --gold:#a89464;
  --text:#263341;
  --muted:#667482;
  --line:#dce3e9;
  --soft:#f5f7f9;
  --white:#fff;
  --shadow:0 18px 50px rgba(16,47,87,.12);
  --serif:"Noto Serif JP","Yu Mincho","Hiragino Mincho ProN",serif;
  --sans:"Noto Sans JP","Yu Gothic","Hiragino Kaku Gothic ProN",sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;color:var(--text);background:#fff;font-family:var(--sans);line-height:1.85}
a{color:inherit;text-decoration:none}
button{font:inherit}
.container{width:min(1180px,calc(100% - 48px));margin:auto}
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.97);border-bottom:1px solid rgba(16,47,87,.1);backdrop-filter:blur(12px)}
.header-main{display:flex;min-height:82px;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:13px;color:var(--navy)}
.brand-mark{display:grid;width:48px;height:48px;place-items:center;border:2px solid currentColor;border-radius:50%;font:700 24px var(--serif)}
.brand-copy{display:grid;line-height:1.35}
.brand-copy small{font:500 11px var(--serif);letter-spacing:.08em}
.brand-copy strong{font:600 22px var(--serif);white-space:nowrap}
.header-contact{display:grid;text-align:right;color:var(--navy);line-height:1.25}
.header-contact small{font-size:11px}
.header-contact a{font:600 25px var(--serif);letter-spacing:.04em}
.global-nav{border-top:1px solid var(--line)}
.nav-inner{display:flex;justify-content:center}
.global-nav a{position:relative;padding:15px 18px;font:500 13px var(--serif);white-space:nowrap}
.global-nav a:after{position:absolute;right:18px;bottom:9px;left:18px;height:1px;content:"";background:var(--navy);transform:scaleX(0);transition:.25s}
.global-nav a:hover:after{transform:scaleX(1)}
.menu-toggle{display:none;border:0;background:none;width:44px;height:44px;padding:10px}
.menu-toggle span{display:block;height:2px;margin:5px 0;background:var(--navy)}
.hero{position:relative;min-height:620px;overflow:hidden;background:linear-gradient(110deg,#f7fafc 0 42%,#e9f0f4 42% 100%)}
.hero-art{position:absolute;inset:0;overflow:hidden}
.sun{position:absolute;top:70px;right:20%;width:210px;height:210px;border-radius:50%;background:radial-gradient(circle,rgba(255,247,213,.95),rgba(255,244,204,.28) 45%,transparent 72%)}
.mountain{position:absolute;right:-8%;bottom:125px;width:70%;height:330px;clip-path:polygon(0 100%,8% 72%,18% 83%,31% 48%,42% 67%,57% 31%,70% 58%,84% 22%,100% 55%,100% 100%);background:linear-gradient(180deg,#8aa0ad,#405e70)}
.mountain-back{right:13%;bottom:185px;width:63%;height:245px;opacity:.38;background:linear-gradient(180deg,#b8c8d1,#78909d)}
.lake{position:absolute;right:0;bottom:0;width:67%;height:200px;background:linear-gradient(180deg,rgba(152,192,207,.95),rgba(224,238,241,.9));clip-path:polygon(14% 0,100% 15%,100% 100%,0 100%)}
.monument{position:absolute;right:23%;bottom:93px;width:190px;height:380px;filter:drop-shadow(0 18px 20px rgba(6,20,30,.28))}
.monument span{position:absolute;left:50%;transform:translateX(-50%);background:linear-gradient(130deg,#303942,#0e151b 55%,#4e5963)}
.monument-top{top:0;width:58px;height:190px;clip-path:polygon(18% 0,82% 0,100% 100%,0 100%)}
.monument-mid{bottom:82px;width:120px;height:112px;clip-path:polygon(12% 0,88% 0,100% 100%,0 100%)}
.monument-base{bottom:0;width:190px;height:88px;clip-path:polygon(7% 0,93% 0,100% 100%,0 100%)}
.lotus{position:absolute;right:-20px;bottom:-35px;width:430px;height:330px}
.lotus span{position:absolute;left:50%;bottom:0;width:145px;height:285px;border-radius:70% 20% 70% 20%;background:linear-gradient(180deg,#fff,#f4eef0 78%,#ead6dc);transform-origin:50% 100%;box-shadow:inset -10px -10px 25px rgba(182,131,145,.16)}
.lotus span:nth-child(1){transform:translateX(-50%) rotate(-45deg)}
.lotus span:nth-child(2){transform:translateX(-50%) rotate(-22deg)}
.lotus span:nth-child(3){transform:translateX(-50%)}
.lotus span:nth-child(4){transform:translateX(-50%) rotate(22deg)}
.lotus span:nth-child(5){transform:translateX(-50%) rotate(45deg)}
.hero-inner{position:relative;z-index:2;display:flex;min-height:620px;align-items:center}
.hero-copy{max-width:590px;padding:60px 0}
.kicker{margin:0 0 15px;color:var(--gold);font:500 16px var(--serif);letter-spacing:.18em}
.hero h1{margin:0;color:var(--navy);font:500 clamp(48px,6vw,78px)/1.35 var(--serif);letter-spacing:.12em}
.lead{max-width:480px;margin:26px 0 0;color:var(--muted);font-size:16px}
.hero-buttons{display:flex;gap:14px;margin-top:34px}
.button{display:inline-flex;min-height:54px;align-items:center;justify-content:center;padding:0 28px;border:1px solid var(--navy);font-weight:600;transition:.25s}
.button-primary{background:var(--navy);color:#fff}
.button-light{background:rgba(255,255,255,.82);color:var(--navy)}
.button:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(16,47,87,.15)}
.quick-links{position:relative;z-index:5;margin-top:-48px}
.quick-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.quick-card{display:flex;min-height:112px;align-items:center;justify-content:center;gap:16px;padding:20px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow)}
.quick-icon{color:var(--navy);font-size:32px}
.quick-card span:last-child{display:grid}
.quick-card small{color:var(--muted);font-size:12px}
.quick-card strong{color:var(--navy);font:600 18px var(--serif)}
.section{padding:100px 0}
.section-soft{background:var(--soft)}
.eyebrow{margin:0 0 10px;color:var(--gold);font:600 12px var(--serif);letter-spacing:.2em;text-transform:uppercase}
.section-heading{max-width:760px;margin:0 auto 48px;text-align:center}
.section-heading h2,.section-copy h2,.feature-card h2,.contact-section h2{margin:0;color:var(--navy);font:500 clamp(30px,4vw,44px)/1.5 var(--serif);letter-spacing:.07em}
.section-heading>p:last-child,.section-copy p,.feature-card p{color:var(--muted)}
.two-column{display:grid;grid-template-columns:.95fr 1.05fr;gap:70px;align-items:center}
.image-panel{min-height:420px;padding:22px;background:linear-gradient(140deg,#e8edf1,#c9d2d9)}
.image-panel-inner{display:grid;height:100%;place-items:center;border:1px solid rgba(255,255,255,.78);background:linear-gradient(150deg,rgba(255,255,255,.45),rgba(16,47,87,.08));color:var(--navy);font:500 21px var(--serif);text-align:center}
.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.service-card{position:relative;min-height:250px;padding:32px;background:#fff;border:1px solid var(--line);transition:.25s}
.service-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.number{color:#c8d2dc;font:500 36px var(--serif)}
.service-card h3{margin:20px 0 12px;color:var(--navy);font:600 19px var(--serif)}
.service-card p{margin:0;color:var(--muted);font-size:14px}
.design-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.design-card{padding:18px 18px 24px;border:1px solid var(--line);background:#fff;text-align:center}
.stone-sample{position:relative;height:260px;overflow:hidden;background:linear-gradient(180deg,#f5f7f8,#dfe5e8)}
.stone-sample:before,.stone-sample:after{position:absolute;left:50%;content:"";transform:translateX(-50%);background:linear-gradient(130deg,#4e555b,#15191d 55%,#687078)}
.sample-a:before{bottom:63px;width:66px;height:135px}
.sample-a:after{bottom:24px;width:190px;height:56px}
.sample-b:before{bottom:70px;width:150px;height:88px;border-radius:38px 38px 3px 3px}
.sample-b:after{bottom:24px;width:210px;height:55px}
.sample-c:before{bottom:66px;width:112px;height:122px;clip-path:polygon(0 22%,48% 0,100% 24%,92% 100%,5% 100%)}
.sample-c:after{bottom:24px;width:200px;height:52px}
.design-card h3{margin:20px 0 5px;color:var(--navy);font:600 21px var(--serif)}
.design-card p{margin:0;color:var(--muted);font-size:14px}
.feature-section{background:#fff}
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);border:1px solid var(--line)}
.feature-card{min-height:430px;padding:42px}
.feature-card+ .feature-card{border-left:1px solid var(--line)}
.feature-card h2{font-size:29px}
.feature-card ul{display:grid;margin:28px 0 0;padding:0;grid-template-columns:repeat(2,1fr);gap:10px;list-style:none}
.feature-card li,.tags span{padding:11px 12px;background:var(--soft);border:1px solid var(--line);color:var(--navy);font:500 13px var(--serif);text-align:center}
.tags{display:grid;margin-top:28px;grid-template-columns:repeat(2,1fr);gap:10px}
.process{display:grid;margin:26px 0 0;padding:0;gap:10px;list-style:none;counter-reset:step}
.process li{position:relative;padding:12px 12px 12px 48px;border:1px solid var(--line);counter-increment:step}
.process li:before{position:absolute;left:12px;top:50%;display:grid;width:25px;height:25px;place-items:center;border-radius:50%;content:counter(step);background:var(--navy);color:#fff;font-size:11px;transform:translateY(-50%)}
.temporary{color:#9a623f!important;font-size:13px}
.access-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.access-card{background:#fff;border:1px solid var(--line);box-shadow:0 12px 30px rgba(16,47,87,.07)}
.access-image{display:grid;min-height:190px;place-items:center;background:linear-gradient(rgba(16,47,87,.36),rgba(16,47,87,.36)),linear-gradient(135deg,#9eabb5,#dbe2e7);color:#fff;font:500 25px var(--serif)}
.access-body{padding:26px}
.access-body h3{margin:0;color:var(--navy);font:600 22px var(--serif)}
.access-body p{color:var(--muted)}
.map-box{display:grid;min-height:150px;place-items:center;border:1px dashed #aab7c2;background:repeating-linear-gradient(45deg,#f3f6f8 0 10px,#e9eef2 10px 20px);color:var(--muted);font-size:13px}
.contact-section{padding:80px 0;background:var(--navy);color:#fff}
.contact-inner{display:flex;align-items:center;justify-content:space-between;gap:40px}
.contact-section .eyebrow,.contact-section h2{color:#fff}
.contact-section p{color:rgba(255,255,255,.76)}
.contact-actions{display:grid;gap:12px;min-width:330px}
.contact-phone{display:grid;padding:18px 25px;background:#fff;color:var(--navy);text-align:center;line-height:1.25}
.contact-phone small{font-size:11px}
.contact-phone strong{font:600 28px var(--serif)}
.button-outline{border-color:rgba(255,255,255,.7);color:#fff}
.site-footer{background:var(--navy-deep);color:rgba(255,255,255,.8)}
.footer-main{display:flex;align-items:center;justify-content:space-between;gap:30px;padding-top:44px;padding-bottom:44px}
.footer-brand{color:#fff}
.footer-main p{font-size:13px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12)}
.footer-bottom .container{display:flex;justify-content:space-between;padding-top:18px;padding-bottom:18px;font-size:12px}
.reveal{opacity:0;transform:translateY(18px);transition:opacity .7s,transform .7s}
.reveal.is-visible{opacity:1;transform:none}
@media(max-width:1000px){
  .global-nav a{padding-inline:10px;font-size:12px}
  .service-grid{grid-template-columns:repeat(2,1fr)}
  .feature-grid{grid-template-columns:1fr}
  .feature-card+.feature-card{border-top:1px solid var(--line);border-left:0}
}
@media(max-width:780px){
  .container{width:min(100% - 32px,680px)}
  .header-main{min-height:70px}
  .header-contact{display:none}
  .brand-copy strong{font-size:17px}
  .brand-copy small{font-size:9px}
  .brand-mark{width:40px;height:40px;font-size:20px}
  .menu-toggle{display:block}
  .global-nav{position:absolute;top:70px;right:0;left:0;display:none;background:rgba(255,255,255,.99);box-shadow:0 15px 30px rgba(16,47,87,.12)}
  .global-nav.open{display:block}
  .nav-inner{display:grid;padding-block:10px}
  .global-nav a{padding:12px;border-bottom:1px solid var(--line)}
  .hero,.hero-inner{min-height:650px}
  .hero-art{opacity:.78}
  .hero-copy{align-self:flex-start;padding-top:90px}
  .hero h1{font-size:48px}
  .lead{max-width:420px}
  .monument{right:13%;bottom:80px;transform:scale(.75);transform-origin:bottom}
  .lotus{right:-110px;transform:scale(.76);transform-origin:bottom}
  .quick-links{margin-top:-25px}
  .quick-grid{grid-template-columns:1fr;gap:10px}
  .quick-card{min-height:76px;justify-content:flex-start}
  .two-column{grid-template-columns:1fr;gap:40px}
  .image-panel{min-height:300px}
  .design-grid,.access-grid{grid-template-columns:1fr}
  .contact-inner,.footer-main{align-items:flex-start;flex-direction:column}
  .contact-actions{width:100%;min-width:0}
}
@media(max-width:540px){
  .section{padding:72px 0}
  .hero-buttons{align-items:stretch;flex-direction:column}
  .hero h1{font-size:40px}
  .service-grid{grid-template-columns:1fr}
  .feature-card{min-height:auto;padding:30px 24px}
  .footer-bottom .container{align-items:flex-start;flex-direction:column;gap:8px}
}


/* Ver.3: 生成した高品質画像をトップ画像として使用 */
.hero.hero-image {
  min-height: 0;
  background: #eef3f6;
}

.hero-picture {
  display: block;
  width: 100%;
}

.hero-picture img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

@media (max-width: 780px) {
  .hero.hero-image {
    min-height: 0;
  }

  .hero-picture img {
    min-height: 420px;
    object-position: center;
  }
}

@media (max-width: 540px) {
  .hero-picture img {
    min-height: 360px;
    object-fit: cover;
    object-position: 52% center;
  }
}


/* Ver.4: メッセージと施工実績 */
.brand-message{padding:82px 0 86px;background:#fff;text-align:center}
.brand-message-inner{max-width:880px}
.brand-message h1{margin:0;color:var(--navy);font:500 clamp(30px,4.2vw,48px)/1.55 var(--serif);letter-spacing:.06em}
.brand-message p:last-child{max-width:760px;margin:25px auto 0;color:var(--muted);line-height:2.15}
.image-panel-works{padding:24px;background:linear-gradient(140deg,#e8edf1,#c9d2d9)}
.works-mosaic{display:grid;height:auto;min-height:372px;grid-template-columns:repeat(2,140px);grid-template-rows:repeat(2,110px);gap:18px;align-content:center;justify-content:center;background:linear-gradient(150deg,rgba(255,255,255,.55),rgba(16,47,87,.06))}
.works-mosaic img{display:block;width:140px;height:110px;object-fit:cover;border:8px solid #fff;box-sizing:content-box;box-shadow:0 12px 26px rgba(16,47,87,.18)}
.works-mosaic img:nth-child(2),.works-mosaic img:nth-child(3){transform:translateY(14px)}
.works-section{background:#fff}
.works-grid{display:grid;grid-template-columns:repeat(8,140px);gap:22px 8px;justify-content:space-between;align-items:start}
.work-item{width:140px;margin:0;padding:0;background:#fff;box-shadow:0 7px 20px rgba(16,47,87,.12);transition:transform .25s,box-shadow .25s}
.work-item img{display:block;width:140px;height:110px;object-fit:cover}
.work-item:hover{transform:translateY(-3px);box-shadow:0 12px 28px rgba(16,47,87,.17)}
@media(max-width:1240px){.works-grid{grid-template-columns:repeat(6,140px);justify-content:center;gap:22px}}
@media(max-width:1020px){.works-grid{grid-template-columns:repeat(4,140px)}}
@media(max-width:700px){
  .brand-message{padding:62px 0 68px}
  .brand-message p:last-child br{display:none}
  .works-grid{grid-template-columns:repeat(3,140px);gap:16px 10px}
}
@media(max-width:500px){
  .works-mosaic{grid-template-columns:repeat(2,120px);grid-template-rows:repeat(2,94px);gap:12px;min-height:322px}
  .works-mosaic img{width:120px;height:94px;border-width:6px}
  .works-grid{grid-template-columns:repeat(2,140px);gap:18px 12px}
}


/* Ver.5: パンフレット掲載画像による墓石デザインカタログ */
.design-catalog-section{background:linear-gradient(180deg,#fff 0%,#f6f8fa 100%)}
.design-catalog-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px 24px;align-items:start}
.design-catalog-item{margin:0;padding:10px;background:#fff;border:1px solid var(--line);box-shadow:0 10px 28px rgba(16,47,87,.09);transition:transform .25s,box-shadow .25s}
.design-catalog-item:hover{transform:translateY(-3px);box-shadow:0 16px 34px rgba(16,47,87,.14)}
.design-catalog-item img{display:block;width:100%;height:auto;aspect-ratio:1/1;object-fit:contain;background:#eef5fa}
.design-note{margin:34px 0 0;color:var(--muted);font-size:13px;text-align:center}
@media(max-width:900px){.design-catalog-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}}
@media(max-width:560px){.design-catalog-grid{grid-template-columns:1fr;gap:18px}.design-catalog-item{padding:8px}}


/* Ver.6: 墓石デザインの写真とキャプションを分離 */
.design-catalog-item {
  padding: 0;
  overflow: hidden;
}

.design-photo {
  display: grid;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  place-items: center;
  background: linear-gradient(180deg, #eef5fa, #f9fbfc);
}

.design-catalog-item .design-photo img {
  width: 100%;
  height: 100%;
  aspect-ratio: auto;
  object-fit: contain;
  transition: transform .35s ease;
}

.design-catalog-item:hover .design-photo img {
  transform: scale(1.018);
}

.design-catalog-item figcaption {
  display: flex;
  min-height: 92px;
  padding: 19px 20px 18px;
  flex-direction: column;
  justify-content: center;
  border-top: 1px solid var(--line);
  background: #fff;
}

.design-catalog-item figcaption strong {
  color: var(--navy);
  font: 600 20px/1.4 var(--serif);
  letter-spacing: .08em;
}

.design-catalog-item figcaption span {
  margin-top: 6px;
  color: var(--muted);
  font-size: 13px;
  letter-spacing: .02em;
}

/* Ver.6: 本社・展示場・工場 */
.locations-section {
  background: linear-gradient(180deg, #f4f7f9 0%, #fff 100%);
}

.location-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
  align-items: stretch;
}

.location-card {
  display: flex;
  overflow: hidden;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--line);
  box-shadow: 0 14px 34px rgba(16,47,87,.09);
  transition: transform .25s ease, box-shadow .25s ease;
}

.location-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 42px rgba(16,47,87,.14);
}

.location-photo {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: #e8edf1;
}

.location-photo img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  transition: transform .4s ease;
}

.location-card:hover .location-photo img {
  transform: scale(1.025);
}

.location-body {
  display: flex;
  height: 100%;
  padding: 28px 26px 26px;
  flex-direction: column;
}

.location-type {
  margin: 0 0 7px;
  color: #8a9baa;
  font: 600 11px/1 var(--sans);
  letter-spacing: .16em;
  text-transform: uppercase;
}

.location-body h3 {
  margin: 0 0 18px;
  color: var(--navy);
  font: 600 25px/1.4 var(--serif);
}

.location-body address {
  margin: 0 0 18px;
  color: var(--muted);
  font-style: normal;
  font-size: 14px;
  line-height: 1.9;
}

.location-phone {
  display: inline-block;
  margin-top: auto;
  color: var(--navy);
  font: 600 19px/1.4 var(--serif);
}

.map-link {
  display: grid;
  min-height: 46px;
  margin-top: 18px;
  padding: 10px 14px;
  place-items: center;
  border: 1px solid var(--navy);
  color: var(--navy);
  font-size: 13px;
  font-weight: 600;
  transition: background .2s, color .2s;
}

.map-link:hover {
  background: var(--navy);
  color: #fff;
}

@media (max-width: 980px) {
  .location-grid {
    grid-template-columns: 1fr;
    max-width: 720px;
    margin-inline: auto;
  }

  .location-card {
    display: grid;
    grid-template-columns: minmax(260px, .9fr) 1.1fr;
  }

  .location-photo {
    height: 100%;
    min-height: 300px;
    aspect-ratio: auto;
  }
}

@media (max-width: 650px) {
  .location-card {
    display: flex;
  }

  .location-photo {
    min-height: 0;
    aspect-ratio: 4 / 3;
  }

  .design-catalog-item figcaption {
    min-height: 82px;
  }
}

/* Ver.6.1: スマートフォンでトップ画像全体を表示 */
@media (max-width: 780px) {
  .hero.hero-image {
    min-height: 0 !important;
    height: auto;
    overflow: visible;
  }

  .hero-picture,
  .hero-picture img {
    display: block;
    width: 100%;
    height: auto !important;
    min-height: 0 !important;
  }

  .hero-picture img {
    object-fit: contain !important;
    object-position: center center !important;
  }
}


/* Ver.6.2: Safariを含むスマートフォンでヒーロー画像全体を表示 */
.hero.hero-image {
  min-height: 0 !important;
  height: auto !important;
  overflow: visible !important;
  background: #eef3f6;
}

.hero.hero-image .hero-picture {
  display: block !important;
  width: 100% !important;
  height: auto !important;
  line-height: 0;
}

.hero.hero-image .hero-picture img {
  display: block !important;
  width: 100% !important;
  max-width: 100% !important;
  height: auto !important;
  min-height: 0 !important;
  object-fit: contain !important;
  object-position: center center !important;
}

@media (max-width: 780px) {
  .hero.hero-image,
  .hero.hero-image .hero-picture,
  .hero.hero-image .hero-picture img {
    width: 100% !important;
    height: auto !important;
    min-height: 0 !important;
    max-height: none !important;
  }

  .hero.hero-image .hero-picture img {
    object-fit: contain !important;
    object-position: center center !important;
  }
}