:root{--color-bg:#f7f5f2;--color-surface:#fff;--color-text:#2b2b2b;--color-muted:#6b6b6b;--color-primary:#2f4a3d;--color-primary-dark:#1f332a;--color-accent:#b08d57;--color-border:#e2ddd3}*{box-sizing:border-box}body,html{padding:0;margin:0}body{background:var(--color-bg);color:var(--color-text);font-family:Hiragino Mincho ProN,Yu Mincho,游明朝,serif;line-height:1.8}a{color:inherit}.container{max-width:960px;margin:0 auto;padding:0 24px}.section{padding:64px 0}.section h2{font-size:1.6rem;letter-spacing:.05em;border-bottom:2px solid var(--color-accent);display:inline-block;padding-bottom:8px;margin-bottom:32px}.card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:6px;padding:24px}.button{display:inline-block;background:var(--color-primary);color:#fff;padding:12px 28px;border-radius:4px;text-decoration:none;font-family:Hiragino Kaku Gothic ProN,sans-serif;letter-spacing:.05em;border:none;cursor:pointer;font-size:1rem}.button:hover{background:var(--color-primary-dark)}.phone-cta{font-size:1.8rem;color:var(--color-primary);font-weight:700;letter-spacing:.03em}.phone-cta,form label{font-family:Hiragino Kaku Gothic ProN,sans-serif}form label{display:block;font-size:.9rem;margin:16px 0 6px}form input,form textarea{width:100%;padding:10px 12px;border:1px solid var(--color-border);border-radius:4px;font-size:1rem;font-family:inherit}form textarea{min-height:140px;resize:vertical}.hero-slider{position:absolute;inset:0;overflow:hidden;z-index:0}.hero-slider-track{display:flex;height:100%;width:400%;animation:heroSlide 9s infinite}.hero-slider-track>div{position:relative;flex:0 0 25%;height:100%}@keyframes heroSlide{0%,28.9%{transform:translateX(0)}33.3%,62.2%{transform:translateX(-25%)}66.6%,95.5%{transform:translateX(-50%)}to{transform:translateX(-75%)}}.header-nav-desktop{display:flex;gap:24px;font-family:Hiragino Kaku Gothic ProN,sans-serif;font-size:.95rem}.header-phone-desktop{display:block}.hamburger-btn{display:none;position:relative;width:40px;height:40px;border:none;background:transparent;cursor:pointer;padding:0;flex-shrink:0}.hamburger-btn span{position:absolute;left:6px;width:28px;height:2px;background:var(--color-primary);transition:.4s}.hamburger-btn span:first-child{top:12px}.hamburger-btn span:nth-child(2){top:20px}.hamburger-btn span:nth-child(3){top:28px}.hamburger-btn.is-open span:first-child{top:19px;transform:rotate(45deg)}.hamburger-btn.is-open span:nth-child(2){opacity:0}.hamburger-btn.is-open span:nth-child(3){top:19px;transform:rotate(-45deg)}.nav-drawer,.nav-overlay{display:none}.hero-title{font-size:2.2rem}@media screen and (max-width:430px){.hero-title{font-size:1.55rem}}@media screen and (max-width:768px){.header-nav-desktop,.header-phone-desktop{display:none}.hamburger-btn{top:16px;right:16px;z-index:200;background:var(--color-surface);border-radius:50%;box-shadow:0 2px 8px rgba(0,0,0,.15)}.hamburger-btn,.nav-overlay{display:block;position:fixed}.nav-overlay{inset:0;background:rgba(0,0,0,.5);opacity:0;visibility:hidden;transition:.4s;z-index:100}.nav-overlay.is-open{opacity:1;visibility:visible}.nav-drawer{display:flex;flex-direction:column;align-items:flex-start;gap:4px;position:fixed;top:0;right:-280px;width:260px;height:100vh;background:var(--color-surface);padding:80px 24px 24px;box-sizing:border-box;font-family:Hiragino Kaku Gothic ProN,sans-serif;font-size:1rem;transition:right .4s;z-index:200;overflow-y:auto}.nav-drawer a{display:block;width:100%;padding:12px 0;border-bottom:1px solid var(--color-border)}.nav-drawer.is-open{right:0}}.feature-list-card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:8px;box-shadow:0 2px 10px rgba(0,0,0,.06);padding:32px 24px}.feature-item{display:flex;align-items:center;gap:28px;margin-bottom:36px}.feature-item:last-child{margin-bottom:0}.feature-item.reverse{flex-direction:row-reverse}.feature-item-photo{position:relative;flex:0 0 240px;height:170px;border-radius:8px;overflow:hidden;box-shadow:0 2px 6px rgba(0,0,0,.15)}.feature-item-body{flex:1 1 240px}.feature-item-body h3{margin-bottom:8px}.feature-item-body a{display:inline-block;margin-top:4px;color:var(--color-primary);text-decoration:none;font-family:Hiragino Kaku Gothic ProN,sans-serif;font-size:.9rem}@media screen and (max-width:640px){.feature-item,.feature-item.reverse{flex-direction:column;align-items:stretch}.feature-item-photo{flex-basis:auto;width:100%;height:180px}}