:root{
  --primary:#8B7E74;--secondary:#D4C5B9;--bg:#F7F5F3;--bg-card:#fff;--text:#4A4543;--accent:#A69080;
  --border:rgba(0,0,0,.08);--nav-h:56px;--contact-footer-h:72px;--radius:12px;--font-scale:1;
}
[data-font="large"]{--font-scale:1.15}[data-font="xlarge"]{--font-scale:1.3}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
body{font-family:-apple-system,BlinkMacSystemFont,'PingFang SC',sans-serif;background:var(--bg);color:var(--text);font-size:calc(1rem * var(--font-scale));line-height:1.5;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))}
#app-main{padding:calc(52px + 12px) 16px calc(var(--nav-h) + 12px);max-width:720px;margin:0 auto;min-height:40vh}
.page-title{font-size:calc(1.25rem * var(--font-scale));margin-bottom:8px}
.card{background:var(--bg-card);border-radius:var(--radius);padding:14px;margin-bottom:12px;box-shadow:0 2px 8px var(--border)}
.muted{color:var(--text-secondary);font-size:.875em}
.input,.search-input{width:100%;padding:.6rem;border:1px solid var(--border);border-radius:8px;margin:6px 0;background:var(--bg-card)}
.btn{border:none;border-radius:999px;padding:.55rem 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}
.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,.chip-row .chip:hover{background:var(--primary);color:#fff}
.baby-header{display:flex;gap:12px;align-items:center}
.baby-avatar{border-radius:50%;object-fit:cover}
.quick-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:12px}
.quick-card,.more-card{display:flex;align-items:center;justify-content:center;min-height:52px;padding:12px 10px;background:var(--bg-card);border-radius:var(--radius);text-decoration:none;color:var(--text);text-align:center;box-shadow:0 2px 8px var(--border);font-size:.875rem;font-weight:500;border:1px solid var(--border);-webkit-tap-highlight-color:transparent}
.quick-card:active,.more-card:active{transform:scale(.98);background:var(--secondary)}
.more-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.kpi-row{display:grid;grid-template-columns:repeat(3,1fr);text-align:center;gap:8px;margin-top:8px}
.kpi-row strong{display:block;font-size:1.25rem;color:var(--primary)}
.chart-tabs{display:flex;gap:8px;margin-bottom:8px}
.chart-legend{display:flex;gap:12px;font-size:.7rem;color:var(--text-secondary);margin-top:8px;flex-wrap:wrap}
.record-row,.vaccine-row{display:flex;justify-content:space-between;align-items:center;padding:10px 0;border-bottom:1px solid var(--border);font-size:.875rem;flex-wrap:wrap;gap:6px}
.vaccine-row.done{opacity:.7}
.pct.normal{color:#7D9B76}.pct.high{color:#E65100}.pct.low{color:#6B9BD1}
.timeline{border-left:2px solid var(--border);margin:12px 0;padding-left:16px}
.tl-item{display:flex;gap:10px;margin-bottom:14px}
.tl-icon{font-size:1.5rem}
.capsule-card{padding:12px;border-radius:var(--radius);background:var(--bg-card);margin-bottom:8px;border:1px dashed var(--border)}
.capsule-card.ready{border-color:var(--primary)}
.paper-style{background:#faf6ef;font-family:'STKaiti',serif}
.album-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.album-item img{border-radius:8px;aspect-ratio:1;object-fit:cover;width:100%}
.family-ring{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin:16px 0}
.family-member{text-align:center;width:72px}
.fm-avatar{font-size:2rem;display:block}
.theme-row{display:flex;flex-wrap:wrap;gap:8px}
.theme-btn{width:32px;height:32px;border-radius:50%;border:2px solid #fff;box-shadow:0 0 0 1px var(--border);cursor:pointer}
.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;padding-bottom:env(safe-area-inset-bottom)}
.bottom-nav ul{display:flex;list-style:none;height:100%;margin:0;padding:0;width:100%}
.bottom-nav li{flex:1;min-width:0;display:flex}
.bottom-nav a{flex:1;width:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;text-decoration:none;font-size:.65rem;color:var(--text-secondary);gap:2px;padding:4px 2px;-webkit-tap-highlight-color:transparent}
.bottom-nav a.active{color:var(--primary);font-weight:600}
.tab-icon{font-size:1.15rem;line-height:1}
.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}
.navbar{position:fixed;top:0;left:0;right:0;z-index:50;background:var(--bg-card);border-bottom:1px solid var(--border);padding:10px 16px;padding-top:calc(10px + env(safe-area-inset-top))}
.navbar-inner{display:flex;align-items:center;justify-content:space-between;max-width:720px;margin:0 auto}
.navbar-title{font-weight:700}