:root {
  --blue:#5B9BD5;--blue-deep:#3A7BC8;--blue-light:#A8D0F0;--blue-bg:#EDF4FC;
  --green:#5CB85C;--green-light:#8FD88F;--green-bg:#EDF8ED;
  --orange:#F0AD4E;--orange-light:#F5C87A;--orange-bg:#FFF8ED;
  --red:#E85D5D;--red-light:#F08A8A;--red-bg:#FFF0F0;
  --gray-50:#F9FAFB;--gray-100:#F3F4F6;--gray-200:#E5E7EB;--gray-300:#D1D5DB;
  --gray-400:#9CA3AF;--gray-500:#6B7280;--gray-600:#4B5563;--gray-700:#374151;--gray-800:#1F2937;
  --white:#FFFFFF;
  --radius-sm:8px;--radius:14px;--radius-lg:20px;
  --shadow-sm:0 1px 3px rgba(0,0,0,.06);--shadow:0 2px 12px rgba(0,0,0,.07);--shadow-lg:0 8px 24px rgba(0,0,0,.10);
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
  --transition:0.25s cubic-bezier(.4,0,.2,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{font-size:16px}
body{font-family:var(--font);background:#E8EDF2;color:var(--gray-800);min-height:100vh;display:flex;justify-content:center;align-items:flex-start;line-height:1.5;-webkit-font-smoothing:antialiased}
.app{width:100%;max-width:500px;min-height:100vh;background:var(--gray-50);display:flex;flex-direction:column;position:relative;overflow:hidden}
@media(min-width:520px){body{padding:16px 0;align-items:flex-start}.app{border-radius:20px;min-height:calc(100vh - 32px);box-shadow:0 0 0 1px var(--gray-200),var(--shadow-lg)}}

.topbar{background:linear-gradient(135deg,#4A8ED6 0%,#6DB8F0 100%);color:white;padding:20px 20px 16px;position:sticky;top:0;z-index:100;display:flex;align-items:center;justify-content:space-between}
.topbar-brand{display:flex;align-items:center;gap:10px}
.topbar-logo{width:38px;height:38px;background:rgba(255,255,255,.2);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:20px}
.topbar-title{font-size:17px;font-weight:700;letter-spacing:.5px}
.topbar-sub{font-size:11px;opacity:.8;font-weight:400}
.topbar-actions{display:flex;gap:6px}
.topbar-btn{width:34px;height:34px;border-radius:50%;border:none;background:rgba(255,255,255,.15);color:white;cursor:pointer;font-size:16px;display:flex;align-items:center;justify-content:center;transition:var(--transition)}
.topbar-btn:hover{background:rgba(255,255,255,.25)}.topbar-btn:active{transform:scale(.92)}
.topbar-indicator{display:flex;align-items:center;gap:4px;font-size:10px;margin-left:4px}
.topbar-indicator .dot{width:6px;height:6px;border-radius:50%}.dot.online{background:#8FD88F;box-shadow:0 0 4px #8FD88F}.dot.offline{background:#F08A8A}

.tab-bar{display:flex;background:var(--white);border-bottom:1px solid var(--gray-200);position:sticky;top:76px;z-index:99;padding:0 4px}
.tab-btn{flex:1;padding:12px 2px;border:none;background:none;cursor:pointer;font-size:12px;color:var(--gray-500);transition:var(--transition);display:flex;flex-direction:column;align-items:center;gap:4px;position:relative;font-family:var(--font)}
.tab-btn .tb-icon{font-size:18px;line-height:1}
.tab-btn.active{color:var(--blue-deep);font-weight:600}
.tab-btn.active::after{content:'';position:absolute;bottom:0;left:20%;right:20%;height:2.5px;background:var(--blue-deep);border-radius:2px}
.tab-badge{position:absolute;top:6px;right:calc(50% - 24px);min-width:16px;height:16px;background:var(--red);color:white;font-size:10px;font-weight:700;border-radius:8px;display:flex;align-items:center;justify-content:center;padding:0 4px}

.content{flex:1;overflow-y:auto;padding:16px}
.tab-panel{display:none;animation:fadeSlide .3s ease}
.tab-panel.active{display:block}
@keyframes fadeSlide{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}
@keyframes slideUp{from{transform:translateY(100%)}to{transform:translateY(0)}}

.toast-container{position:fixed;top:16px;left:50%;transform:translateX(-50%);z-index:9999;display:flex;flex-direction:column;gap:8px;pointer-events:none;max-width:90vw}
.toast{padding:10px 18px;border-radius:var(--radius-sm);font-size:13px;font-weight:500;color:white;box-shadow:var(--shadow-lg);animation:toastIn .3s ease,toastOut .3s ease 3s forwards;pointer-events:auto;max-width:360px;text-align:center;font-family:var(--font)}
.toast.error{background:var(--red)}.toast.success{background:var(--green)}.toast.info{background:var(--blue-deep)}
@keyframes toastIn{from{opacity:0;transform:translateY(-12px)}to{opacity:1;transform:translateY(0)}}
@keyframes toastOut{from{opacity:1}to{opacity:0;transform:translateY(-8px)}}

.skeleton{background:linear-gradient(90deg,var(--gray-100) 25%,var(--gray-50) 50%,var(--gray-100) 75%);background-size:200% 100%;animation:shimmer 1.5s infinite;border-radius:4px;min-height:16px}
@keyframes shimmer{0%{background-position:200% 0}100%{background-position:-200% 0}}

.card{background:var(--white);border-radius:var(--radius);padding:16px;margin-bottom:12px;box-shadow:var(--shadow-sm);border:1px solid var(--gray-100)}
.card-header{font-size:15px;font-weight:600;margin-bottom:12px;display:flex;align-items:center;gap:8px;color:var(--gray-800)}
.card-header .ch-icon{font-size:18px}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:10px 18px;border:none;border-radius:var(--radius-sm);font-size:14px;font-weight:500;cursor:pointer;transition:var(--transition);font-family:var(--font);white-space:nowrap;user-select:none}
.btn:active{transform:scale(.96)}.btn:disabled{opacity:.5;cursor:not-allowed;pointer-events:none}
.btn-primary{background:var(--blue-deep);color:white}.btn-primary:hover{background:#3469B0;box-shadow:0 2px 8px rgba(58,123,200,.25)}
.btn-success{background:var(--green);color:white}.btn-success:hover{background:#4AA84A}
.btn-warning{background:var(--orange);color:white}.btn-danger{background:var(--red);color:white}
.btn-outline{background:white;border:1.5px solid var(--gray-300);color:var(--gray-700)}.btn-outline:hover{border-color:var(--blue-deep);color:var(--blue-deep);background:var(--blue-bg)}
.btn-sm{padding:6px 12px;font-size:12px;border-radius:6px}.btn-xs{padding:4px 10px;font-size:11px;border-radius:5px}
.btn-group{display:flex;gap:8px;flex-wrap:wrap}

/* ── Interactive & Dynamic Effects ── */
@keyframes pulse{0%,100%{transform:scale(1)}50%{transform:scale(1.08)}}
@keyframes pulseGlow{0%,100%{box-shadow:0 0 0 0 rgba(74,142,214,.4)}50%{box-shadow:0 0 0 8px rgba(74,142,214,0)}}
@keyframes bounceIn{0%{transform:scale(.3);opacity:0}50%{transform:scale(1.05)}70%{transform:scale(.95)}100%{transform:scale(1);opacity:1}}
@keyframes popIn{0%{transform:scale(.8);opacity:0}100%{transform:scale(1);opacity:1}}
@keyframes spin{from{transform:rotate(0deg)}to{transform:rotate(360deg)}}
@keyframes shake{0%,100%{transform:translateX(0)}20%,60%{transform:translateX(-4px)}40%,80%{transform:translateX(4px)}}
@keyframes countUp{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}
@keyframes rippleEffect{to{transform:scale(4);opacity:0}}

/* Ripple */
.btn-ripple{position:relative;overflow:hidden}
.btn-ripple::after{content:'';position:absolute;border-radius:50%;background:rgba(255,255,255,.3);width:20px;height:20px;top:50%;left:50%;transform:translate(-50%,-50%) scale(0);pointer-events:none}
.btn-ripple:active::after{animation:rippleEffect .6s ease-out}

/* Card hover lift */
.card{-webkit-transition:transform .2s ease,box-shadow .2s ease;transition:transform .2s ease,box-shadow .2s ease}
.card:hover{transform:translateY(-2px);box-shadow:0 4px 16px rgba(0,0,0,.1)}
.card:active{transform:translateY(0);box-shadow:var(--shadow-sm)}

/* Hero card extra hover */
.hero-card{transition:transform .2s ease,box-shadow .2s ease}
.hero-card:active{transform:scale(.99)}

/* Dot pulse for online status */
.dot.online{animation:pulseGlow 2s infinite}
.dot.offline{opacity:.5}

/* Tab badge bounce */
.tab-badge{animation:bounceIn .4s ease}

/* Sim chip interactive */
.sim-chip{display:inline-flex;align-items:center;gap:4px;padding:6px 14px;border-radius:20px;background:rgba(255,255,255,.15);border:1px solid rgba(255,255,255,.25);color:white;font-size:13px;cursor:pointer;transition:all .2s ease;font-family:var(--font)}
.sim-chip:hover{background:rgba(255,255,255,.28);transform:translateY(-1px);box-shadow:0 4px 12px rgba(0,0,0,.15)}
.sim-chip:active{transform:scale(.94);transition:transform .1s ease}
.sim-chip.flash{animation:popIn .3s ease;background:rgba(255,255,255,.45)}

/* Task card */
.h-event{padding:8px 10px;border-radius:8px;margin-bottom:4px;transition:all .2s ease;cursor:default;display:flex;align-items:center;gap:8px;font-size:13px;background:var(--gray-50)}
.h-event:hover{background:var(--blue-bg);transform:translateX(2px)}
.h-event.new-event{animation:popIn .4s ease}

/* Hero stat number animation */
.hs-num{transition:all .3s ease}
.hs-num.changed{animation:countUp .4s ease}

/* Refresh button spin */
.topbar-btn.spinning{animation:spin .8s linear}

/* Nurse task card extra */
.nurse-group{transition:all .25s ease}
.nurse-group:hover{box-shadow:0 2px 8px rgba(0,0,0,.08)}

/* Setting row hover */
.setting-row{display:flex;justify-content:space-between;align-items:center;padding:10px 0;border-bottom:1px solid var(--gray-100);transition:background .15s ease}
.setting-row:hover{background:var(--gray-50);margin:0 -8px;padding-left:8px;padding-right:8px;border-radius:6px}

/* Trend bar hover */
.ht-bar{transition:height .5s ease,filter .2s ease}
.ht-bar:hover{filter:brightness(1.3)}

/* Family card interactive */
.family-stat-row{transition:background .15s ease;border-radius:4px;padding:0 4px;margin:0 -4px}
.family-stat-row:hover{background:var(--gray-50)}

/* Active tab indicator slide */
.tab-btn::after{transition:all .3s ease}

/* Section title */
.hs-title{font-size:13px;font-weight:700;margin-bottom:8px;opacity:.9;transition:opacity .2s}

/* Escalation banner pulse */
.escalation-banner{animation:pulseGlow 3s infinite}

.sec-divider{height:1px;background:var(--gray-200);margin:14px 0}

/* Subject selection pills at top of home tab */
.subject-bar{display:flex;gap:6px;margin-bottom:14px;flex-wrap:wrap;align-items:center}
.sub-pill{display:inline-flex;align-items:center;gap:4px;padding:6px 12px;border-radius:18px;border:1.5px solid var(--gray-200);background:var(--white);font-size:12px;cursor:pointer;transition:var(--transition);font-family:var(--font);color:var(--gray-700);white-space:nowrap}
.sub-pill.active{background:var(--blue-deep);color:white;border-color:var(--blue-deep)}
.sub-pill:hover:not(.active){border-color:var(--blue);background:var(--blue-bg)}
.sub-pill .sp-del{width:16px;height:16px;border-radius:50%;background:rgba(0,0,0,.1);border:none;cursor:pointer;font-size:10px;display:flex;align-items:center;justify-content:center;color:inherit;opacity:.6;margin-left:2px}
.sub-pill .sp-del:hover{opacity:1;background:rgba(255,0,0,.2)}
.sub-pill.active .sp-del{background:rgba(255,255,255,.2)}

/* Hero card — comprehensive */
.hero-card{background:linear-gradient(135deg,#4A8ED6 0%,#5FA0E8 50%,#7DC0F8 100%);color:white;border-radius:var(--radius-lg);padding:22px;margin-bottom:14px;position:relative;overflow:hidden;box-shadow:0 4px 20px rgba(74,142,214,.25)}
.hero-card::after{content:'';position:absolute;top:-30px;right:-30px;width:100px;height:100px;background:rgba(255,255,255,.08);border-radius:50%}
.hero-top{display:flex;align-items:flex-start;justify-content:space-between;position:relative;z-index:1}
.hero-top .hc-emoji{font-size:40px;margin-bottom:6px}
.hero-top .hc-name{font-size:22px;font-weight:700}.hero-top .hc-info{font-size:13px;opacity:.85;margin-top:2px}
.hero-status{display:inline-flex;align-items:center;gap:5px;padding:5px 12px;border-radius:20px;font-size:12px;font-weight:600;background:rgba(255,255,255,.2);border:1px solid rgba(255,255,255,.3);margin-top:8px}
.hc-stats{display:grid;grid-template-columns:1fr 1fr 1fr;gap:6px;margin-top:14px;position:relative;z-index:1}
.hc-stat{background:rgba(255,255,255,.15);border-radius:10px;padding:8px 6px;text-align:center}
.hc-stat .hs-num{font-size:18px;font-weight:700;line-height:1.2}.hc-stat .hs-lbl{font-size:10px;opacity:.8;margin-top:1px}

/* Sim grid inside hero */
.hero-sim{margin-top:14px;position:relative;z-index:1}
.hero-sim .sim-row{display:flex;gap:6px;flex-wrap:wrap}
.hero-sim .sim-chip{display:flex;align-items:center;gap:4px;padding:6px 12px;border-radius:16px;border:1px solid rgba(255,255,255,.3);background:rgba(255,255,255,.1);color:white;cursor:pointer;font-size:12px;transition:var(--transition);font-family:var(--font);white-space:nowrap}
.hero-sim .sim-chip:hover{background:rgba(255,255,255,.25)}.hero-sim .sim-chip:active{transform:scale(.95)}
.hero-sim .ff-chip{display:flex;align-items:center;gap:8px;margin-top:8px;font-size:12px}

/* Sections within hero */
.hero-section{margin-top:16px;position:relative;z-index:1;background:rgba(255,255,255,.1);border-radius:var(--radius-sm);padding:14px}
.hero-section .hs-title{font-size:13px;font-weight:700;margin-bottom:8px;opacity:.9}
.hero-section .hs-title .hs-badge{display:inline-flex;align-items:center;justify-content:center;min-width:18px;height:18px;background:var(--red);color:white;font-size:10px;font-weight:700;border-radius:9px;padding:0 5px;margin-left:4px}

/* Task in hero */
.h-task{display:flex;align-items:center;gap:8px;padding:6px 0;border-bottom:1px solid rgba(255,255,255,.1);font-size:12px}
.h-task:last-child{border-bottom:none}
.h-task .ht-wait{font-weight:700;font-size:15px;min-width:36px}.h-task .ht-info{flex:1}.h-task .ht-actions{display:flex;gap:3px}
.h-task .ht-btn{padding:3px 8px;border-radius:10px;border:1px solid rgba(255,255,255,.3);background:rgba(255,255,255,.15);color:white;cursor:pointer;font-size:10px;transition:var(--transition);font-family:var(--font);white-space:nowrap}
.h-task .ht-btn:hover{background:rgba(255,255,255,.3)}.h-task .ht-btn.done{background:rgba(255,255,255,.25)}.h-task .ht-btn.warn{background:rgba(255,180,0,.4)}
.h-task.escalated{background:rgba(255,0,0,.15);border-radius:6px;padding:6px 8px;margin:2px -4px}

/* Event rows in hero */
.h-event{display:flex;align-items:center;gap:8px;padding:7px 10px;border-radius:8px;margin-bottom:3px;font-size:12px;background:rgba(0,0,0,.15);font-weight:500;text-shadow:0 1px 2px rgba(0,0,0,.2)}
.h-event:last-child{margin-bottom:0}
.h-event .he-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0;box-shadow:0 0 4px rgba(255,255,255,.3)}.he-dot.wetness{background:#7CB8F0}.he-dot.turn_over{background:#B8A8E0}.he-dot.no_check{background:#F0B860}.he-dot.false_alarm{background:rgba(255,255,255,.55)}
.h-event .he-time{opacity:.7;margin-left:auto;white-space:nowrap;font-size:11px;font-variant-numeric:tabular-nums}
.he-del{width:18px;height:18px;border-radius:50%;border:none;background:rgba(255,255,255,.15);color:rgba(255,255,255,.7);cursor:pointer;font-size:10px;line-height:1;padding:0;flex-shrink:0;transition:all .15s ease}
.he-del:hover{background:rgba(255,60,60,.7);color:white;transform:scale(1.15)}

/* AI panel light variant */
.ai-panel-light{background:rgba(0,0,0,.25);color:#E8E8E8;border-radius:var(--radius-sm);padding:14px;min-height:100px;max-height:280px;overflow-y:auto;font-family:"JetBrains Mono","SF Mono",Consolas,monospace;font-size:11px;line-height:1.8}
.ai-panel-light .line{animation:lineIn .35s ease}.ai-cursor{display:inline-block;width:6px;height:12px;background:#7DC0F8;vertical-align:middle;margin-left:2px;animation:blink .8s infinite}@keyframes blink{50%{opacity:0}}
.ai-placeholder{color:rgba(255,255,255,.4);text-align:center;padding:20px 0;font-family:var(--font)}

/* Trend in hero */
.hero-trend{position:relative;height:90px;margin:4px 0}
.hero-trend .ht-base{position:absolute;left:0;right:0;bottom:18px;height:1px;background:rgba(255,255,255,.18);z-index:0}
.hero-trend .ht-bar{position:absolute;bottom:19px;width:22px;border-radius:4px 4px 0 0;transition:height .5s ease;cursor:default;z-index:1}
.hero-trend .ht-bar.wet{background:rgba(180,210,255,.9)}
.hero-trend .ht-bar.trn{background:rgba(200,175,230,.85)}
.hero-trend .ht-bar.empty{background:rgba(255,255,255,.1);border-radius:4px}
.hero-trend .ht-total{position:absolute;font-size:10px;font-weight:600;opacity:.6;line-height:1;text-align:center;width:30px;z-index:2}
.hero-trend .ht-day{position:absolute;bottom:0;font-size:10px;opacity:.5;text-align:center;line-height:1;width:30px;white-space:nowrap}
.hero-trend .ht-day.today{opacity:1;font-weight:700;color:rgba(255,255,255,1)}
.trend-legend{display:flex;gap:16px;justify-content:center;margin-top:4px;font-size:10px;opacity:.55}
.trend-legend .tl-dot{display:inline-block;width:8px;height:8px;border-radius:2px;margin-right:4px;vertical-align:middle}
.trend-legend .tl-dot.wet{background:rgba(180,210,255,.9)}
.trend-legend .tl-dot.trn{background:rgba(200,175,230,.85)}

/* Settings */
.setting-row{display:flex;justify-content:space-between;align-items:center;padding:10px 0;border-bottom:1px solid var(--gray-100)}
.setting-row label{font-size:14px;color:var(--gray-700)}
.setting-row input[type=number]{width:56px;padding:6px 8px;border:1.5px solid var(--gray-300);border-radius:6px;text-align:center;font-size:14px;font-family:var(--font)}

::-webkit-scrollbar{width:4px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--gray-300);border-radius:4px}
.empty-state{text-align:center;padding:40px 16px}.empty-state .es-icon{font-size:48px;margin-bottom:10px}.empty-state .es-title{font-size:16px;font-weight:600;color:var(--gray-700)}.empty-state .es-desc{font-size:13px;color:var(--gray-500);margin-top:4px}
.api-status{text-align:center;padding:2px 8px;font-size:10px;color:var(--gray-400);margin-top:8px}

@media(prefers-color-scheme:dark){
  :root{--gray-50:#1F2937;--gray-100:#374151;--gray-200:#4B5563;--gray-300:#6B7280;--gray-400:#9CA3AF;--gray-500:#D1D5DB;--gray-600:#E5E7EB;--gray-700:#F3F4F6;--gray-800:#F9FAFB;--white:#1F2937;--blue-bg:#1a2a3d;--green-bg:#1a2d1a;--orange-bg:#2d2518;--red-bg:#2d1a1a}
  body{background:#111827}.card{border-color:var(--gray-200)}.topbar{background:linear-gradient(135deg,#2d5a8e 0%,#3a6fa0 100%)}
}