.hero{padding-top:1.5rem;padding-bottom:4rem}
.hero h1{max-width:none;font-size:clamp(2.45rem,5.6vw,5rem)}
body[data-page="home"]{background-color:transparent;background-blend-mode:normal;background-attachment:fixed;background-size:cover;background-position:center}
body[data-page="home"] .site-header{background:rgba(244,240,232,.68);backdrop-filter:none}
body[data-page="home"] .hero,body[data-page="home"] .home-tools,body[data-page="home"] .home-section{background:transparent}
body[data-page="home"] .hero h1,body[data-page="home"] .hero .eyebrow{color:#fff;text-shadow:0 3px 18px rgba(0,0,0,.92)}
body[data-page="home"] .search{background:rgba(255,253,249,.68);backdrop-filter:none}
body[data-page="home"] .search input,body[data-page="home"] .search button{background:transparent}
body[data-page="home"] .notice{background:rgba(234,216,168,.78);backdrop-filter:none}
body[data-page="home"] .sheet-nav-card{background:rgba(255,253,249,.36);backdrop-filter:none;text-shadow:0 1px 7px rgba(255,255,255,.95)}
body[data-page="home"] .sheet-nav-card:hover{background:rgba(255,255,255,.7)}
body[data-page="home"] .official-grid a{background:rgba(255,253,249,.46);backdrop-filter:none}
body[data-page="home"] .contact-band{background:rgba(121,35,46,.86);backdrop-filter:none}
body[data-page="home"] footer{background:rgba(32,37,40,.86);backdrop-filter:none}
.home-tools{padding:2.2rem 0 2.8rem;border-bottom:1px solid var(--line)}
.home-tools .search{margin-top:0}
.sheet-nav-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));border-top:1px solid var(--line);border-left:1px solid var(--line)}
.sheet-nav-card{min-height:100px;padding:1.3rem 1.5rem;display:flex;align-items:center;gap:1.2rem;background:var(--card);border-right:1px solid var(--line);border-bottom:1px solid var(--line);text-decoration:none;transition:.18s}
.sheet-nav-card small{width:2.35rem;height:2.35rem;display:grid;place-items:center;flex:0 0 auto;border:1px solid var(--red);border-radius:50%;color:var(--red);font-weight:900}
.sheet-nav-card strong{font:1.32rem Georgia,"Songti SC",serif}
.sheet-nav-card::after{content:"→";margin-left:auto;color:var(--red);font-size:1.35rem}
.sheet-nav-card:hover{position:relative;z-index:1;background:#fff;border-color:var(--red);box-shadow:var(--shadow);transform:translateY(-2px)}
@media(max-width:700px){body[data-page="home"]{background-size:cover;background-position:center}.sheet-nav-grid{grid-template-columns:1fr}.sheet-nav-card{min-height:82px;padding:1rem}.sheet-nav-card strong{font-size:1.08rem}}