body{font-family:-apple-system,BlinkMacSystemFont,'PingFang SC','STKaiti',serif;background:var(--bg);color:var(--text);font-size:calc(1rem * var(--font-scale));min-height:100dvh}
body.has-contact-footer.has-bottom-nav{padding-bottom:calc(var(--contact-footer-h) + var(--nav-h) + env(safe-area-inset-bottom))}
.hidden{display:none!important}
.muted{color:var(--text-secondary);font-size:.875em}
.skip-link{position:absolute;left:-9999px;top:0;background:#000;color:#fff;padding:8px;z-index:9999}
.container{max-width:720px;margin:0 auto;padding:0 16px}
.navbar{position:sticky;top:0;z-index:50;background:var(--bg-card);border-bottom:1px solid var(--border);padding:10px 16px}
.navbar-inner{display:flex;align-items:center;justify-content:space-between;gap:8px}
.navbar-title{font-weight:700;font-size:1rem}
main.snap-scroll{scroll-snap-type:y proximity}
.chapter{min-height:70vh;padding:24px 0;scroll-snap-align:start}
.chapter.in-view .fade-seq.visible{opacity:1;transform:none}
.section-title{font-size:calc(1.35rem * var(--font-scale));margin-bottom:6px}
.section-desc{color:var(--text-secondary);font-size:.875rem;margin-bottom:16px}
.fade-seq{opacity:0;transform:translateY(16px);transition:.5s}
.fade-seq.visible{opacity:1;transform:none}
.btn{border:none;border-radius:999px;padding:.6rem 1rem;cursor:pointer;font-size:.875rem;display:inline-flex;align-items:center;justify-content:center;text-decoration:none}
.btn-primary{background:var(--primary);color:#fff}
.btn-secondary{background:var(--bg-card);color:var(--primary);border:1px solid var(--border)}
.btn-sm{padding:.35rem .7rem;font-size:.75rem}
.card{background:var(--bg-card);border-radius:var(--radius);padding:14px;box-shadow:var(--shadow);margin-bottom:10px}
.chip{border:1px solid var(--border);background:var(--bg-card);border-radius:999px;padding:6px 12px;font-size:.75rem;cursor:pointer;margin:4px}
.chip.active{background:var(--primary);color:#fff;border-color:var(--primary)}
.search-input,.input{width:100%;padding:.65rem;border:1px solid var(--border);border-radius:var(--radius);margin:8px 0;background:var(--bg-card)}
.hero-inner{text-align:center;padding:32px 16px}
.hero-badge{display:inline-block;background:var(--primary);color:#fff;padding:4px 12px;border-radius:999px;font-size:.75rem;margin-bottom:12px}
.hero-inner h1{font-size:calc(1.8rem * var(--font-scale));margin-bottom:8px}
.hero-desc{color:var(--text-secondary);margin-bottom:20px}
.hero-actions{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}
#chapter-dots{position:fixed;right:8px;top:50%;transform:translateY(-50%);z-index:40;display:flex;flex-direction:column;gap:6px}
#chapter-dots .dot{width:8px;height:8px;border-radius:50%;border:none;background:var(--border);cursor:pointer;padding:0}
#chapter-dots .dot.active{background:var(--primary);transform:scale(1.3)}
.coverflow-wrap{perspective:800px;overflow:hidden;padding:20px 0}
.coverflow{display:flex;justify-content:center;align-items:center;min-height:280px;position:relative}
.honoree-card{position:absolute;width:180px;transition:.4s;transform-style:preserve-3d}
.honoree-card .card-inner{position:relative;transform-style:preserve-3d;transition:.6s}
.honoree-card.flipped .card-inner{transform:rotateY(180deg)}
.card-front,.card-back{backface-visibility:hidden;border-radius:var(--radius);overflow:hidden;background:var(--bg-card);box-shadow:var(--shadow);padding:10px}
.card-back{position:absolute;inset:0;transform:rotateY(180deg);font-size:.8rem}
.gallery-grid{display:grid;gap:8px}
.gallery-grid.cols-2{grid-template-columns:1fr 1fr}
.gallery-item{cursor:pointer;border-radius:var(--radius);overflow:hidden;background:var(--bg-card)}
.gallery-item figcaption{font-size:.7rem;padding:6px;display:flex;justify-content:space-between}
.paper-style{background:#faf6ef;border:1px solid #e8dcc8;font-family:'STKaiti',serif}
.message-card{padding:12px;margin-bottom:8px}
#danmaku-layer{position:relative;height:60px;overflow:hidden;margin-bottom:12px}
.danmaku-item{position:absolute;white-space:nowrap;animation:danmaku 12s linear infinite;font-size:.8rem;color:var(--primary)}
@keyframes danmaku{from{transform:translateX(100vw)}to{transform:translateX(-100%)}}
.donor-tier{margin-bottom:12px;padding:12px;border-radius:var(--radius)}
.tier-bronze{background:#FFF3E0}.tier-silver{background:#ECEFF1}.tier-gold{background:#FFF8E1}
.tree-node{margin-left:12px}
.tree-row{display:flex;align-items:center;gap:8px;padding:6px 0}
.tree-children{display:none;margin-left:16px}
.tree-node.expanded>.tree-children{display:block}
.lightbox{position:fixed;inset:0;background:rgba(0,0,0,.85);z-index:200;display:flex;align-items:center;justify-content:center;flex-direction:column}
.lightbox.hidden{display:none!important}
.lightbox img{max-height:70vh;border-radius:8px}
.lb-close,.lb-prev,.lb-next{position:absolute;background:#fff;border:none;border-radius:50%;width:40px;height:40px;cursor:pointer}
.lb-close{top:16px;right:16px}
.k-card-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.k-card{min-height:120px;position:relative;transform-style:preserve-3d;transition:.5s;cursor:pointer}
.k-card.flipped{transform:rotateY(180deg)}
.k-front,.k-back{position:absolute;inset:0;backface-visibility:hidden;background:var(--bg-card);border-radius:var(--radius);padding:12px;box-shadow:var(--shadow)}
.k-back{transform:rotateY(180deg);font-size:.8rem}
.theme-swatch{width:28px;height:28px;border-radius:50%;border:2px solid #fff;box-shadow:0 0 0 1px var(--border);background:var(--swatch);cursor:pointer;margin:4px}
.theme-swatch.active{outline:2px solid var(--primary)}
.bottom-nav{position:fixed;left:0;right:0;bottom:var(--contact-footer-h);height:var(--nav-h);background:var(--bg-card);border-top:1px solid var(--border);z-index:90}
.bottom-nav ul{display:flex;list-style:none;height:100%;margin:0;padding:0}
.bottom-nav a{flex:1;display:flex;align-items:center;justify-content:center;text-decoration:none;font-size:.75rem;color:var(--text-secondary)}
.bottom-nav a.active{color:var(--primary);font-weight:600}
.fab-top{position:fixed;right:16px;bottom:calc(var(--contact-footer-h) + var(--nav-h) + 16px);width:40px;height:40px;border-radius:50%;border:none;background:var(--primary);color:#fff;z-index:80;cursor:pointer;transition:opacity .3s}
.a11y-toolbar{position:fixed;left:8px;bottom:calc(var(--contact-footer-h) + var(--nav-h) + 8px);display:flex;gap:4px;z-index:80}
.a11y-toolbar button{width:32px;height:32px;border:1px solid var(--border);border-radius:6px;background:var(--bg-card);cursor:pointer;font-size:.7rem}
.contact-footer{position:fixed;left:0;right:0;bottom:0;z-index:100;background:#fff;border-top:1px solid #eee;padding:8px 12px calc(8px + env(safe-area-inset-bottom))}
.contact-footer__btns{display:grid;grid-template-columns:repeat(3,minmax(0,88px));gap:8px;max-width:320px;margin:0 auto 4px;justify-content:center}
.contact-footer__cta,.contact-footer__btn{display:flex;align-items:center;justify-content:center;font-size:.72rem;padding:.48rem .2rem;border-radius:8px;text-decoration:none;border:1px solid #ddd;background:#f8f8f8;color:#333}
.contact-footer__cta{background:#c41e1e!important;color:#fff!important;border-color:#c41e1e}
.contact-footer__brand{text-align:center;font-size:.65rem;color:#888;margin:0}
.toast-container{position:fixed;bottom:calc(var(--contact-footer-h) + var(--nav-h) + 12px);left:50%;transform:translateX(-50%);z-index:300}
.toast{background:#333;color:#fff;padding:10px 16px;border-radius:8px;font-size:.875rem;margin-top:6px}
.toast-success{background:#2E7D32}.toast-warning{background:#EF6C00}
#honoree-modal{position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:250;display:flex;align-items:center;justify-content:center}
#honoree-modal.hidden{display:none!important}
.modal-panel{background:var(--bg-card);border-radius:var(--radius);padding:20px;max-width:90%;position:relative}
.modal-close{position:absolute;top:8px;right:12px;border:none;background:none;font-size:1.5rem;cursor:pointer}