*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Arial,Helvetica,sans-serif;background:#fff;color:#1f1f1f;line-height:1.6}img{max-width:100%;display:block}a{text-decoration:none;color:inherit}
.container{width:min(1180px,calc(100% - 32px));margin:0 auto}
.header{position:sticky;top:0;background:#ffffff;border-bottom:1px solid #e9e9e9;z-index:10}
.nav{min-height:84px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:flex;align-items:center;gap:14px}
.brand img{width:70px;height:70px;object-fit:contain;border-radius:50%;background:#f5f5f5;border:1px solid #e7e7e7}
.brand h1{font-size:1.2rem;margin:0}
.brand p{margin:4px 0 0;color:#666}
.btn{display:inline-block;background:#1f2740;color:#fff;padding:14px 22px;border-radius:999px;font-weight:700}
.btn-light{background:#fff;color:#1f2740;border:1px solid #d9d9d9}
.hero{padding:48px 0}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:32px;align-items:center}
.tag{display:inline-block;margin-bottom:12px;font-size:.8rem;font-weight:700;letter-spacing:.15em;color:#4a5a8a}
.hero-copy h2,.section-head h3,.intro-box h3,.contact-box h3{font-size:clamp(2rem,4vw,3.5rem);line-height:1.05;margin:0 0 16px}
.hero-copy p{margin:0 0 20px;color:#5d636d}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:22px}
.hero-image img{border-radius:28px;box-shadow:0 20px 60px rgba(0,0,0,.12)}
.info-cards{display:grid;grid-template-columns:1fr 220px;gap:16px}
.card{padding:20px;border:1px solid #ececec;border-radius:24px;background:#fafafa}
.card strong{display:block;margin-bottom:8px}
.card p{margin:0;color:#4e5560}
.price p{font-size:2rem;font-weight:800;color:#1f2740}
.section{padding:20px 0 60px}
.intro-box,.contact-box{padding:30px;border:1px solid #ececec;border-radius:28px;background:#fafafa}
.section-head{margin-bottom:22px}
.gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.gallery img{width:100%;height:340px;object-fit:cover;border-radius:24px;box-shadow:0 16px 40px rgba(0,0,0,.10)}
.features{background:linear-gradient(to bottom,#fff,#f8f8f8)}
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.feature{padding:26px;border-radius:22px;border:1px solid #ececec;background:#fff;font-weight:700;min-height:110px;display:flex;align-items:center}
.contact-box{display:flex;align-items:center;justify-content:space-between;gap:24px}
.contact-box ul{margin:16px 0 0;padding-left:18px}
.big-btn{padding:18px 28px;white-space:nowrap}
.footer{padding:24px 0 80px;border-top:1px solid #ececec}
.footer-wrap{display:flex;justify-content:space-between;gap:16px;color:#666}
@media (max-width:900px){
.hero-grid,.contact-box{grid-template-columns:1fr;display:grid}
.info-cards,.feature-grid,.gallery{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
.container{width:min(1180px,calc(100% - 20px))}
.nav{align-items:flex-start;padding:10px 0}
.brand{align-items:flex-start}
.brand img{width:58px;height:58px}
.btn{width:100%;text-align:center}
.hero-actions,.info-cards,.feature-grid,.gallery,.contact-box,.footer-wrap{display:grid;grid-template-columns:1fr}
.gallery img{height:auto;aspect-ratio:4/5}
}