:root{
  --bg:#fbfbfb;
  --text:#2d2d2d;
  --muted:#6a6a6a;
  --line:#e6e1d8;
  --gold:#b29154;
  --gold-dark:#9b7a42;
  --dark:#0f0f10;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:#fff;color:var(--text);font-family:'Noto Sans JP',sans-serif;line-height:1.85;-webkit-font-smoothing:antialiased}
a{text-decoration:none;color:inherit}
img{display:block;max-width:100%}
.wrap{width:min(1200px,calc(100% - 64px));margin:0 auto}
.wrap-wide{width:min(1360px,calc(100% - 48px));margin:0 auto}
.section{padding:72px 0}
.section--compact{padding-top:28px}
.section--compact-top{padding-top:36px}

.site-header{background:#0c0c0d;color:#fff;position:sticky;top:0;z-index:30}
.site-header__inner{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:28px;min-height:74px}
.site-brand__logo{font-family:'Noto Serif JP',serif;font-size:2rem;line-height:1;font-weight:700;letter-spacing:.04em}
.site-brand__sub{font-size:.72rem;opacity:.88;white-space:nowrap;margin-top:4px}
.site-nav{display:flex;justify-content:center;gap:26px;font-size:.9rem}
.site-nav a{opacity:.9}
.site-nav a:hover{opacity:1}
.site-header__right{display:flex;align-items:center;gap:16px}
.header-contact{text-align:right;line-height:1.2}
.header-contact__tel,.footer-contact__tel{font-weight:700;font-size:1.2rem;letter-spacing:.02em}
.header-contact__time,.footer-contact__time{font-size:.74rem;opacity:.82;margin-top:4px}
.header-btn{display:inline-flex;align-items:center;justify-content:center;min-width:128px;padding:11px 18px;border-radius:999px;background:#fff;color:#111;font-size:.9rem}

.hero{position:relative;min-height:440px;overflow:hidden}
.hero__image,.hero__shade{position:absolute;inset:0}
.hero__image{background:url('assets/hero.png') center/cover no-repeat}
.hero__shade{background:linear-gradient(90deg,rgba(0,0,0,.78) 0%,rgba(0,0,0,.6) 30%,rgba(0,0,0,.12) 68%,rgba(0,0,0,.02) 100%)}
.hero__inner{position:relative;display:flex;align-items:center;min-height:440px}
.hero__content{max-width:520px;color:#fff;padding:56px 0}
.hero h1{margin:0 0 12px;font-family:'Noto Serif JP',serif;font-size:4.1rem;line-height:1.2;font-weight:500;letter-spacing:.06em}
.hero__subtitle{margin:0 0 22px;font-size:1.28rem;opacity:.95}
.hero__copy{margin:0;font-size:1rem;line-height:2;color:rgba(255,255,255,.94)}
.hero__buttons{display:flex;gap:16px;flex-wrap:wrap;margin-top:28px}

.btn{display:inline-flex;align-items:center;justify-content:center;min-width:236px;padding:16px 24px;border:1px solid transparent;font-size:1rem;transition:all .2s ease}
.btn:hover{transform:translateY(-1px)}
.btn--gold{background:var(--gold);color:#fff}
.btn--gold:hover{background:var(--gold-dark)}
.btn--line{border-color:rgba(255,255,255,.36);background:rgba(0,0,0,.22);color:#fff}
.btn--dark{background:#171717;color:#fff}
.btn--dark:hover{background:#2a2a2a}

.section-title{margin:0;font-family:'Noto Serif JP',serif;font-size:2.55rem;line-height:1.5;font-weight:500;letter-spacing:.06em;color:#262626}
.section-title--center{text-align:center}
.section-divider{width:40px;height:2px;background:var(--gold);margin:12px auto 0}
.intro{background:#fff;position:relative}
.intro__inner{position:relative}
.intro__inner::after{content:'⚔';position:absolute;right:36px;top:0;font-size:12rem;color:#f1ede6;line-height:1;pointer-events:none}
.intro__text{max-width:860px}
.intro p{margin:22px 0 0;font-size:1.02rem;color:#555;line-height:2.1}

.point-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid #ece8df;border-bottom:1px solid #ece8df}
.point-card{padding:26px 30px 28px;min-height:276px}
.point-card + .point-card{border-left:1px solid #ece8df}
.point-card__top{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:14px}
.point-card__num{font-family:'Noto Serif JP',serif;font-size:4rem;line-height:1;color:var(--gold)}
.point-card__icon{font-size:2rem;color:#d4c7af;line-height:1}
.point-card h3{margin:0 0 14px;font-family:'Noto Serif JP',serif;font-size:1.9rem;line-height:1.45;font-weight:500}
.point-card p{margin:0;font-size:.97rem;color:#5e5e5e;line-height:2.0}

.products{background:#fff}
.product-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:34px}
.product-card{background:#faf9f7;border:1px solid #ebe6de;padding:18px;border-radius:4px}
.product-card__image{background:#f2f2f2;border-radius:2px;display:flex;align-items:center;justify-content:center;height:250px;overflow:hidden}
.product-card__image img{width:100%;height:100%;object-fit:contain}
.product-card__body{padding:16px 6px 2px}
.product-card h3{margin:0 0 10px;font-family:'Noto Serif JP',serif;font-size:1.45rem;line-height:1.5;font-weight:500}
.product-card p{margin:0;color:#666;font-size:.96rem;line-height:1.9;min-height:86px}
.more-btn{display:flex;align-items:center;justify-content:center;height:48px;border:1px solid #bcb5a8;background:#fff;margin-top:16px;font-size:.95rem}
.more-btn:hover{border-color:var(--gold);color:var(--gold-dark)}
.note{margin:16px 0 0;text-align:center;font-size:.86rem;color:#888}

.case-study-box{display:grid;grid-template-columns:1.1fr .95fr;align-items:stretch;border:1px solid #e8e3db;background:#fff;border-radius:4px;overflow:hidden}
.case-study-box__image img{width:100%;height:100%;object-fit:cover}
.case-study-box__content{padding:34px 36px 28px}
.case-study-box__content h2{margin:6px 0 20px;font-family:'Noto Serif JP',serif;font-size:2.2rem;line-height:1.6;font-weight:500}
.case-study-box__content p{margin:0;color:#666;line-height:2}
.case-study-box .btn{margin-top:24px;min-width:230px}

.pill-list{display:flex;gap:14px;flex-wrap:wrap;justify-content:center;margin-top:28px}
.pill-list span{display:inline-flex;align-items:center;justify-content:center;min-width:158px;height:46px;padding:0 18px;border:1px solid #ded8ce;background:#fff;font-size:.95rem}

.faq-wrap{max-width:1180px}
.faq-list{margin-top:24px;border-top:1px solid #e7e1d8}
.faq-item{border-bottom:1px solid #e7e1d8;background:#fff}
.faq-question{width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;padding:18px 20px;border:0;background:transparent;font:inherit;text-align:left;cursor:pointer}
.faq-question span:first-child{font-size:1rem}
.faq-mark{font-size:1.6rem;color:#777;line-height:1}
.faq-answer{display:grid;grid-template-rows:0fr;transition:grid-template-rows .28s ease}
.faq-answer p{overflow:hidden;margin:0;padding:0 20px;color:#666;font-size:.97rem;line-height:2}
.faq-item.is-open .faq-answer{grid-template-rows:1fr}
.faq-item.is-open .faq-answer p{padding:0 20px 18px}

.cta-box{text-align:center;padding:22px 0 6px}
.cta-box h2{margin:0 0 12px;font-family:'Noto Serif JP',serif;font-size:2.35rem;line-height:1.5;font-weight:500}
.cta-box p{margin:0;color:#666;line-height:2}
.cta-buttons{display:flex;gap:18px;justify-content:center;flex-wrap:wrap;margin-top:26px}

.site-footer{margin-top:46px;background:#0d0d0d;color:#fff;padding-top:26px}
.site-footer__inner{display:grid;grid-template-columns:auto 1fr auto;gap:40px;align-items:start}
.footer-nav{display:grid;grid-template-columns:repeat(4,1fr);gap:28px}
.footer-nav div{display:flex;flex-direction:column;gap:8px}
.footer-nav a{font-size:.88rem;opacity:.9}
.footer-contact{text-align:right}
.site-footer__bottom{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:22px 0 26px;border-top:1px solid rgba(255,255,255,.12);margin-top:26px}
.footer-links{display:flex;gap:22px;flex-wrap:wrap}
.footer-links a, .site-footer__bottom small{font-size:.82rem;opacity:.88}

@media (max-width:1180px){
  .site-header__inner{grid-template-columns:1fr;gap:14px;padding:14px 0}
  .site-nav{flex-wrap:wrap;gap:16px}
  .site-header__right{justify-content:space-between}
  .point-grid,.product-grid,.case-study-box,.site-footer__inner{grid-template-columns:1fr}
  .point-card + .point-card{border-left:0;border-top:1px solid #ece8df}
  .footer-nav{grid-template-columns:repeat(2,1fr)}
  .footer-contact{text-align:left}
}
@media (max-width:767px){
  .wrap{width:min(100% - 28px,100%)}
  .wrap-wide{width:min(100% - 20px,100%)}
  .site-nav{display:none}
  .header-contact{display:none}
  .site-header__inner{grid-template-columns:auto auto;gap:10px;min-height:64px}
  .site-header__right{justify-content:flex-end}
  .header-btn{min-width:112px;padding:10px 14px;font-size:.82rem}
  .hero{min-height:390px}
  .hero__inner{min-height:390px}
  .hero h1{font-size:2.6rem}
  .hero__subtitle{font-size:1rem}
  .hero__copy{font-size:.92rem;line-height:1.8}
  .btn{width:100%;min-width:0}
  .hero__buttons,.cta-buttons{flex-direction:column}
  .section{padding:56px 0}
  .section-title{font-size:1.95rem}
  .intro__inner::after{display:none}
  .point-card{padding:22px 16px}
  .point-card h3{font-size:1.5rem}
  .product-card__image{height:210px}
  .case-study-box__content{padding:24px 20px}
  .case-study-box__content h2{font-size:1.6rem}
  .pill-list span{min-width:calc(50% - 7px)}
  .site-footer__bottom{flex-direction:column;align-items:flex-start}
  .footer-nav{grid-template-columns:1fr 1fr}
}