*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  color-scheme: light;
  /* Claymorphism + Soft UI Evolution palette */
  --bg: #FFF5F6;
  --card: #FFFFFF;
  --primary: #F472B6;
  --primary-dark: #DB2777;
  --primary-light: #FCE7F3;
  --accent: #FBCFE8;
  --cta: #16A34A;
  --cta-dark: #15803D;
  --rose: #FB7185;
  --lavender: #C9B8E8;
  --mint: #A8D5C8;
  --gold: #F0CD8A;
  --text: #1E293B;
  --text-light: #64748B;
  --border: #F1F0F6;
  --danger: #EF4444;
  /* Claymorphism shadows */
  --shadow-inner: inset 1px 1px 4px rgba(148,113,126,0.08);
  --shadow-outer: 4px 4px 12px rgba(148,113,126,0.08), -2px -2px 8px rgba(255,255,255,0.9);
  --shadow-card: 0 2px 16px rgba(148,113,126,0.06);
  --shadow: var(--shadow-card);
  /* Radii */
  --radius: 18px;
  --radius-sm: 12px;
  --radius-xs: 8px;
  /* Timing */
  --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --dur-normal: 200ms;
  --dur-slow: 300ms;
  --safe-bottom: env(safe-area-inset-bottom, 16px);
}
body{
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  min-height: 100dvh;
  padding-bottom: calc(84px + var(--safe-bottom));
  -webkit-font-smoothing: antialiased;
  letter-spacing: 0;
  touch-action: manipulation;
}
header{
  padding: 20px 20px 10px;
  text-align: center;
  position: sticky;
  top: 0;
  background: rgba(255,245,246,0.85);
  backdrop-filter: blur(12px);
  z-index: 10;
}
header h1{font-size:1.35rem;font-weight:700;color:var(--primary-dark)}
header .sub{font-size:.8rem;color:var(--text-light);margin-top:4px}
header h1{font-size:1.3rem;font-weight:700;color:var(--primary)}
header .sub{font-size:.8rem;color:var(--text-light);margin-top:2px}
.sync-chip{
  margin-top:8px;padding:6px 12px;border:1px solid var(--border);
  border-radius:999px;background:rgba(255,255,255,.75);color:var(--text-light);
  font-size:.74rem;font-weight:700;font-family:inherit;cursor:pointer;
}
.sync-chip.is-collab{background:var(--primary-light);border-color:var(--accent);color:var(--primary-dark)}

/* Tabs */
.tab-bar{
  position:fixed;bottom:0;left:0;right:0;
  background:rgba(255,255,255,0.92);
  backdrop-filter:blur(20px);
  display:flex;
  border-top:1.5px solid var(--border);
  padding:6px 8px;
  padding-bottom: calc(6px + var(--safe-bottom));
  z-index:100;
  box-shadow:0 -2px 16px rgba(148,113,126,0.06);
}
.tab{
  flex:1;text-align:center;padding:8px 4px;
  border:none;background:none;
  min-height:48px;
  font-size:.68rem;color:var(--text-light);
  cursor:pointer;
  transition:all var(--dur-normal) var(--ease-out);
  display:flex;flex-direction:column;align-items:center;gap:3px;
  border-radius:var(--radius-sm);
}
.tab .icon{font-size:1.3rem;line-height:1}
.tab.active{
  color:var(--primary-dark);font-weight:700;
  background:var(--primary-light);
  box-shadow:inset 1px 1px 3px rgba(244,114,182,0.1);
}
/* Sub Tabs */
.sub-tab-bar{display:flex;gap:4px;margin-bottom:16px;background:var(--border);border-radius:var(--radius-xs);padding:4px}
.sub-tab{
  flex:1;text-align:center;padding:10px 4px;border:none;background:none;
  min-height:44px;
  font-size:.84rem;color:var(--text-light);cursor:pointer;
  border-radius:var(--radius-xs);transition:all var(--dur-normal) var(--ease-out);
  font-family:inherit;font-weight:500;
}
.sub-tab.active{
  background:var(--card);color:var(--text);font-weight:700;
  box-shadow:0 1px 4px rgba(0,0,0,.06);
}
.sub-page{display:none}
.sub-page.active{display:block;animation:slideIn var(--dur-slow) var(--ease-out)}

/* Pages */
.page{display:none;padding:8px 16px 20px}
.page.active{display:block;animation:slideIn var(--dur-slow) var(--ease-out)}
@keyframes slideIn{from{opacity:0;transform:translateX(16px) scale(.98)}to{opacity:1;transform:translateX(0) scale(1)}}

/* Cards */
.card{
  background:var(--card);
  border-radius:var(--radius);
  padding:18px 16px;
  margin-bottom:14px;
  box-shadow:var(--shadow);
}
.card h2{font-size:1rem;font-weight:700;margin-bottom:12px;display:flex;align-items:center;gap:8px}
.card h2 .emoji{font-size:1.2rem}
.card:hover{box-shadow:0 4px 20px rgba(148,113,126,0.1)}
.card:active{box-shadow:var(--shadow-inner)}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  padding:12px 24px;border-radius:var(--radius-sm);border:none;
  min-height:44px;
  font-size:.9rem;font-weight:600;cursor:pointer;
  transition:all var(--dur-normal) var(--ease-out);
  font-family:inherit;letter-spacing:0;
}
.btn-primary{
  background:var(--primary);color:#fff;
  box-shadow:0 2px 8px rgba(244,114,182,0.25);
}
.btn-primary:hover{background:var(--primary-dark);box-shadow:0 4px 16px rgba(244,114,182,0.35)}
.btn-primary:active{transform:scale(.96);box-shadow:inset 0 2px 4px rgba(0,0,0,0.1)}
.btn-outline{background:#fff;color:var(--primary);border:2px solid var(--primary)}
.btn-outline:active{background:var(--primary-light)}
.btn-block{width:100%}
.btn-sm{padding:8px 16px;font-size:.8rem;border-radius:var(--radius-xs)}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:active{background:#d47d92;transform:scale(.97)}
.btn-outline{background:#fff;color:var(--primary);border:1.5px solid var(--primary)}
.btn-outline:active{background:var(--primary-light)}
.btn-block{width:100%}
.btn-sm{padding:6px 14px;font-size:.8rem;border-radius:8px}

/* Input */
input,textarea{
  width:100%;padding:12px 16px;border-radius:var(--radius-xs);
  min-height:44px;
  border:2px solid var(--border);font-size:.88rem;font-family:inherit;
  background:var(--bg);color:var(--text);
  transition:border-color var(--dur-normal) var(--ease-out),box-shadow var(--dur-normal) var(--ease-out);
}
input:focus,textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-light)}
label{font-size:.82rem;font-weight:600;color:var(--text-light);display:block;margin-bottom:4px}
label{font-size:.82rem;font-weight:600;color:var(--text-light);display:block;margin-bottom:4px}

/* Countdown */
.countdown-num{
  font-size:3rem;font-weight:800;color:var(--primary-dark);
  line-height:1.1;letter-spacing:0;
}
.countdown-label{font-size:.78rem;color:var(--text-light)}

/* Week grid */
.week-grid{display:grid;grid-template-columns:repeat(8,1fr);gap:6px}
.week-dot{
  aspect-ratio:1;border-radius:50%;display:flex;align-items:center;justify-content:center;
  font-size:.62rem;font-weight:700;background:var(--border);color:var(--text-light);
  transition:all var(--dur-normal) var(--ease-out);
}
.week-dot.past{background:#43A047;color:#fff}
.week-dot.current{background:#2E7D32;color:#fff;box-shadow:0 0 0 3px rgba(67,160,71,0.25)}
.week-dot.future{background:var(--border);color:var(--text-light)}

/* Weight Chart */
.weight-chart-wrap{position:relative;margin:0 -4px 12px;overflow:hidden;border-radius:var(--radius-sm);background:var(--bg)}
.weight-chart-wrap canvas{width:100%;height:auto;display:block}
.weight-chart-empty{text-align:center;padding:40px 16px;color:var(--text-light);font-size:.85rem}
.weight-chart-empty .icon{font-size:2rem;margin-bottom:8px;display:block}

/* Kick Counter */
.kick-btn{
  width:100%;padding:28px;border-radius:var(--radius);border:none;
  background:linear-gradient(135deg,var(--primary-light),var(--rose));
  color:var(--text);font-size:1rem;font-weight:700;cursor:pointer;
  transition:all .15s;
}
.kick-btn:active{transform:scale(.96);opacity:.85}
.kick-stats{display:flex;gap:12px;justify-content:center;margin:8px 0}
.kick-stat-box{text-align:center;flex:1;max-width:130px}
.kick-episodes{font-size:3rem;font-weight:800;color:var(--primary);line-height:1}
.kick-clicks{font-size:1.6rem;font-weight:700;color:var(--text-light);line-height:1}
.kick-stat-label{font-size:.7rem;color:var(--text-light);margin-top:4px}
.kick-timer{text-align:center;font-size:1.1rem;font-weight:600;color:var(--text-light);font-variant-numeric:tabular-nums;margin:4px 0}
.window-selector{display:flex;gap:6px;justify-content:center;margin:8px 0}
.window-opt{
  padding:5px 14px;border-radius:8px;border:1.5px solid var(--border);
  min-height:36px;
  background:#fff;font-size:.75rem;cursor:pointer;font-family:inherit;
  color:var(--text-light);transition:all .2s;
}
.window-opt.active{background:var(--primary-light);border-color:var(--primary);color:var(--primary);font-weight:600}

/* Feeding */
.feed-side{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:10px}
.feed-btn{
  padding:20px;border-radius:var(--radius-sm);border:2px dashed var(--border);
  min-height:96px;
  background:var(--bg);text-align:center;cursor:pointer;transition:all .2s;
  font-family:inherit;
}
.feed-btn:active{background:var(--primary-light);border-color:var(--primary)}
.feed-btn.running{background:var(--primary-light);border-color:var(--primary);border-style:solid}
.feed-time{font-size:1.6rem;font-weight:700;color:var(--text);font-variant-numeric:tabular-nums}
.feed-label{font-size:.78rem;color:var(--text-light);margin-top:4px}

/* Log list */
.log-item{
  display:flex;justify-content:space-between;align-items:center;
  padding:10px 0;border-bottom:1px solid var(--border);
  font-size:.85rem;
}
.log-item:last-child{border-bottom:none}
.log-time{color:var(--text-light);font-size:.75rem}

/* Vaccination */
.vac-item{
  display:flex;align-items:center;gap:10px;padding:12px 0;border-bottom:1px solid var(--border);
}
.vac-item:last-child{border-bottom:none}
.vac-age{font-size:.75rem;color:var(--text-light);min-width:60px;font-weight:600}
.vac-name{flex:1;font-size:.88rem;font-weight:500}
.vac-check{
  width:44px;height:44px;border-radius:50%;border:2px solid var(--border);
  display:flex;align-items:center;justify-content:center;
  font-size:.75rem;cursor:pointer;transition:all .2s;
  flex-shrink:0;
}
.vac-check.done{background:var(--mint);border-color:var(--mint);color:#fff}

/* Growth */
.growth-row{display:flex;gap:10px;margin-bottom:10px}
.growth-row input{flex:1}
.growth-record{display:flex;justify-content:space-between;padding:8px 0;border-bottom:1px solid var(--border);font-size:.84rem}

/* Misc */
.row{display:flex;gap:10px;align-items:center}
.row > input,
.row > button{min-width:0}
.flex-between{display:flex;justify-content:space-between;align-items:center}
.text-center{text-align:center}
.mt-8{margin-top:8px}
.mt-12{margin-top:12px}
.mb-8{margin-bottom:8px}
.gap-8{gap:8px}
.text-sm{font-size:.82rem;color:var(--text-light)}
.text-primary{color:var(--primary)}
.fw-600{font-weight:600}
.badge{
  display:inline-block;padding:3px 10px;border-radius:8px;
  font-size:.72rem;font-weight:600;
}
.badge-pink{background:var(--primary-light);color:var(--primary)}
.badge-mint{background:#E3F4EE;color:var(--mint)}
.badge-gold{background:#FEF6E6;color:#C49A3C}

/* Baby size visual */
.checkup-interval{text-align:center;margin:12px 0}

.empty{text-align:center;padding:30px 16px;color:var(--text-light);font-size:.85rem}
.btn-clear{
  font-size:.72rem;color:var(--danger);background:none;border:none;
  cursor:pointer;padding:4px 8px;font-family:inherit;
}
.btn-clear:hover{text-decoration:underline}
.section-header{display:flex;justify-content:space-between;align-items:center}
.section-header h2{margin-bottom:0!important}
.checkup-thumb{width:60px;height:60px;border-radius:8px;object-fit:cover;cursor:pointer;border:1px solid var(--border);transition:transform .2s}
.checkup-thumb:active{transform:scale(.92)}
.checkup-record{display:flex;gap:10px;align-items:center;padding:10px 0;border-bottom:1px solid var(--border)}
.checkup-record:last-child{border-bottom:none}

/* Due date setup */
.setup-card{text-align:center}
.setup-card input{margin-bottom:12px}





/* ====== Claymorphism Enhancements ====== */

/* Badge */
.badge{
  display:inline-block;padding:4px 12px;border-radius:20px;
  font-size:.75rem;font-weight:600;
}
.badge-pink{background:var(--primary-light);color:var(--primary-dark)}
.badge-mint{background:#ECFDF5;color:#166534}

/* Feed timer */
.feed-timer{font-size:2rem;font-weight:800;color:var(--primary-dark);text-align:center;padding:16px 0;letter-spacing:0}
.feed-side-label{font-size:.8rem;font-weight:700;color:var(--text-light);text-transform:uppercase;letter-spacing:.5px}

/* Kick counter */
.kick-stats{display:flex;gap:12px;margin:16px 0}
.kick-stat-box{
  flex:1;background:var(--primary-light);border-radius:var(--radius-sm);
  padding:16px;text-align:center;
  border:1.5px solid var(--accent);
}
.kick-episodes{font-size:2.2rem;font-weight:800;color:var(--primary-dark)}
.kick-clicks{font-size:2.2rem;font-weight:800;color:var(--cta)}
.kick-stat-label{font-size:.75rem;color:var(--text-light);margin-top:4px}
.kick-timer{font-size:1.8rem;font-weight:700;color:var(--text);text-align:center;margin:12px 0;letter-spacing:1px}

/* Kick button */
.kick-btn{
  padding:16px;border:none;border-radius:var(--radius);
  background:var(--primary);color:#fff;font-size:1rem;font-weight:700;
  cursor:pointer;
  box-shadow:0 4px 16px rgba(244,114,182,0.3);
  transition:all var(--dur-normal) var(--ease-bounce);
  font-family:inherit;letter-spacing:0;
}
.kick-btn:active{transform:scale(.94);box-shadow:0 2px 8px rgba(244,114,182,0.2)}

/* Growth log entries */
.log-entry{
  display:flex;justify-content:space-between;align-items:center;
  padding:10px 14px;background:var(--bg);border-radius:var(--radius-xs);
  margin-bottom:6px;font-size:.85rem;
  border:1px solid var(--border);
}

/* Checkup appointment */
.checkup-item{
  display:flex;justify-content:space-between;align-items:center;
  padding:12px 16px;background:var(--primary-light);border-radius:var(--radius-sm);
  margin-bottom:8px;
}

/* Settings modal */
.modal-overlay{
  display:flex;position:fixed;top:0;left:0;right:0;bottom:0;
  z-index:998;background:rgba(0,0,0,.45);
  justify-content:center;align-items:center;padding:20px;
  backdrop-filter:blur(4px);
}
.modal-layer{
  position:fixed;inset:0;z-index:1000;display:flex;
  align-items:center;justify-content:center;padding:20px;
  background:rgba(30,41,59,.42);backdrop-filter:blur(10px);
}
.modal-card{
  width:100%;max-width:360px;background:var(--card);border-radius:var(--radius);
  padding:22px;box-shadow:0 18px 50px rgba(30,41,59,.22);
}
.mode-card h2{font-size:1.25rem;margin:4px 0 8px;color:var(--text)}
.mode-kicker{font-size:.74rem;font-weight:800;color:var(--primary-dark);text-transform:uppercase}
.mode-options{display:grid;gap:10px;margin-top:16px}
.mode-option{
  width:100%;min-height:112px;text-align:left;border:1.5px solid var(--border);
  border-radius:var(--radius-sm);background:var(--bg);padding:14px;
  display:grid;grid-template-columns:36px 1fr;column-gap:10px;row-gap:2px;
  cursor:pointer;font-family:inherit;color:var(--text);
}
.mode-option.recommended{background:var(--primary-light);border-color:var(--accent)}
.mode-icon{grid-row:1 / span 2;font-size:1.6rem;line-height:1}
.mode-title{font-size:.96rem;font-weight:800}
.mode-desc{font-size:.78rem;color:var(--text-light);line-height:1.55}
.sync-panel{
  padding:12px;border:1px solid var(--border);border-radius:var(--radius-sm);
  background:var(--bg);
}
.cloud-setup{
  margin-top:12px;padding:10px;border-radius:var(--radius-xs);
  background:#fff;border:1px dashed var(--accent);
}
.cloud-status{
  margin-top:8px;padding:8px 10px;border-radius:var(--radius-xs);
  background:var(--primary-light);color:var(--primary-dark);
  font-size:.78rem;font-weight:700;
}
.family-box{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:10px;border-radius:var(--radius-xs);background:var(--bg);
  border:1px solid var(--border);
}
.invite-code{
  margin-top:2px;font-size:1rem;font-weight:800;color:var(--text);
  font-variant-numeric:tabular-nums;letter-spacing:.06em;
}
.join-box{display:grid;grid-template-columns:1fr auto;gap:8px;align-items:center}

/* Empty state */
.empty{
  text-align:center;padding:32px 16px;color:var(--text-light);
  font-size:.85rem;
}

/* Helper spacing */
.mt-8{margin-top:8px}.mt-12{margin-top:12px}.mb-8{margin-bottom:8px}.mb-12{margin-bottom:12px}
.flex-between{display:flex;justify-content:space-between;align-items:center}
.text-center{text-align:center}.text-sm{font-size:.82rem}.text-primary{color:var(--primary)}.fw-600{font-weight:600}.fw-700{font-weight:700}
.row{display:flex;gap:10px;align-items:center}.gap-8{gap:8px}

/* Focus visible for accessibility */
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px}

@media (max-width: 380px){
  header{padding-left:14px;padding-right:14px}
  .page{padding-left:12px;padding-right:12px}
  .card{padding:16px 14px}
  .row{flex-wrap:wrap}
  .btn-sm{padding-left:12px;padding-right:12px}
  .countdown-num{font-size:2.45rem}
  .week-grid{gap:5px}
  .tab{font-size:.64rem}
}

@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{
    animation-duration:1ms!important;
    animation-iteration-count:1!important;
    scroll-behavior:auto!important;
    transition-duration:1ms!important;
  }
}