:root{
  --bg:#F4F6F8; --card:#FFFFFF; --primary:#10B981; --primary-d:#0E9F6E;
  --primary-soft:#E9FBF4; --text:#1F2937; --muted:#6B7280; --line:#EEF1F4;
  --danger:#F43F5E; --warn:#F59E0B; --blue:#3B82F6;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;
  background:#E9EDF0;color:var(--text);-webkit-tap-highlight-color:transparent;
  -webkit-font-smoothing:antialiased;font-size:15px;line-height:1.5;
}
#app{max-width:480px;margin:0 auto;min-height:100dvh;background:var(--bg);position:relative;box-shadow:0 0 24px rgba(0,0,0,.08)}
main{padding:14px 14px 96px}
.page{animation:fade .18s ease}
@keyframes fade{from{opacity:.4}to{opacity:1}}
.page.hidden{display:none}
.hidden{display:none!important}
.err-banner{background:#FEE2E2;color:#B91C1C;font-size:13px;padding:8px 14px;border-radius:0 0 12px 12px}

/* ---------- 卡片 ---------- */
.card{background:var(--card);border-radius:16px;padding:16px;margin-bottom:12px;box-shadow:0 1px 4px rgba(16,185,129,.08)}
.card-title{font-size:13px;color:var(--muted);margin-bottom:10px;display:flex;align-items:center;justify-content:space-between}
.muted{color:var(--muted)}
.small{font-size:12px}
.row{display:flex;align-items:center;gap:10px}
.row-between{display:flex;align-items:center;justify-content:space-between;gap:10px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.num{font-size:42px;font-weight:700;line-height:1.1;letter-spacing:-.5px}
.num small{font-size:14px;font-weight:500;color:var(--muted);margin-left:4px}
.good{color:var(--primary-d)}.bad{color:var(--danger)}.warn{color:var(--warn)}.blue{color:var(--blue)}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:none;background:var(--primary);color:#fff;border-radius:12px;padding:11px 16px;font-size:15px;font-weight:600;cursor:pointer;width:100%}
.btn:active{transform:scale(.98)}
.btn.ghost{background:var(--primary-soft);color:var(--primary-d)}
.btn.plain{background:transparent;color:var(--primary-d);box-shadow:none}
.btn.danger-soft{background:#FEE2E2;color:#B91C1C}
.btn.sm{padding:7px 12px;font-size:13px;width:auto;border-radius:10px}
.btn[disabled]{opacity:.5}

/* ---------- 徽标 ---------- */
.badge{display:inline-flex;align-items:center;gap:3px;font-size:12px;font-weight:600;padding:3px 9px;border-radius:999px}
.badge.up{background:#FEE2E2;color:#B91C1C}
.badge.down{background:#D1FAE5;color:#047857}
.badge.flat{background:#EEF1F4;color:var(--muted)}
.badge.mint{background:var(--primary-soft);color:var(--primary-d)}

/* ---------- 首页 ---------- */
.hero{background:linear-gradient(135deg,#10B981 0%,#0EA5A0 100%);color:#fff;border:none}
.hero .card-title{color:rgba(255,255,255,.85)}
.hero .num{font-size:56px}
.hero .delta-row{margin-top:10px;display:flex;align-items:center;gap:8px}
.hero .btn{background:rgba(255,255,255,.92);color:#0E9F6E}
.progress-track{height:8px;background:rgba(255,255,255,.35);border-radius:99px;overflow:hidden;margin-top:8px}
.progress-fill{height:100%;background:#fff;border-radius:99px}
.home-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:6px;text-align:center}
.home-stats .v{font-size:18px;font-weight:700}
.home-stats .k{font-size:11px;color:var(--muted)}
.banner{display:flex;align-items:center;gap:10px;background:#FEF3C7;color:#92400E;border-radius:12px;padding:10px 12px;font-size:13px;margin-bottom:12px}
.banner .btn{padding:5px 10px;font-size:12px;width:auto}
.banner .x{margin-left:auto;background:none;border:none;color:#92400E;font-size:16px;cursor:pointer}

/* ---------- 筛选条 ---------- */
.chips{display:flex;gap:8px;overflow-x:auto;padding:2px 0 10px;scrollbar-width:none}
.chips::-webkit-scrollbar{display:none}
.chip{flex:none;border:1px solid var(--line);background:#fff;color:var(--muted);border-radius:999px;padding:6px 14px;font-size:13px;cursor:pointer}
.chip.active{background:var(--primary-soft);border-color:var(--primary);color:var(--primary-d);font-weight:600}
.seg{display:flex;background:#EAEEF1;border-radius:12px;padding:3px;margin-bottom:12px}
.seg button{flex:1;border:none;background:transparent;padding:8px 0;border-radius:10px;font-size:14px;color:var(--muted);cursor:pointer}
.seg button.active{background:#fff;color:var(--primary-d);font-weight:600;box-shadow:0 1px 3px rgba(0,0,0,.08)}
.chart-wrap{width:100%}
.chart-wrap svg{display:block;width:100%;height:auto}

/* ---------- 饮食 ---------- */
.diet-summary{display:flex;align-items:center;gap:16px}
.donut{flex:none;width:130px;height:130px}
.donut svg{width:130px;height:130px}
.diet-nums{flex:1}
.diet-nums .row-between{padding:4px 0;border-bottom:1px dashed var(--line)}
.diet-nums .row-between:last-child{border:none}
.diet-nums .k{font-size:12px;color:var(--muted)}
.diet-nums .v{font-size:16px;font-weight:700}
.meal-card{padding:0;overflow:hidden}
.meal-head{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;cursor:pointer}
.meal-head .l{display:flex;align-items:center;gap:8px;font-weight:600}
.meal-head .kcal{font-size:12px;color:var(--muted)}
.meal-items{padding:0 16px}
.food-row{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:9px 0;border-top:1px solid var(--line)}
.food-row .nm{font-size:14px}
.food-row .sub{font-size:12px;color:var(--muted)}
.food-row .del{background:none;border:none;color:#CBD5E1;font-size:16px;cursor:pointer;padding:2px 6px}
.food-row .del:active{color:var(--danger)}
.meal-empty{padding:10px 0;font-size:13px;color:var(--muted);text-align:center}
.total-macros{display:flex;gap:8px;margin-top:10px}
.total-macros .tag{flex:1;background:var(--bg);border-radius:10px;padding:8px;text-align:center;font-size:12px;color:var(--muted)}
.total-macros .tag b{display:block;font-size:15px;color:var(--text)}

/* ---------- 弹窗 ---------- */
#modal-root .overlay{position:fixed;inset:0;background:rgba(15,23,42,.45);display:flex;align-items:flex-end;justify-content:center;z-index:50;animation:fade .15s ease}
.sheet{background:#fff;width:100%;max-width:480px;border-radius:20px 20px 0 0;padding:18px 16px 26px;max-height:88dvh;overflow-y:auto;animation:up .2s ease}
@keyframes up{from{transform:translateY(30px);opacity:.5}to{transform:none;opacity:1}}
.sheet h3{font-size:17px;margin-bottom:12px;display:flex;align-items:center;justify-content:space-between}
.sheet h3 .close{background:none;border:none;font-size:20px;color:var(--muted);cursor:pointer}
.field{margin-bottom:12px}
.field label{display:block;font-size:13px;color:var(--muted);margin-bottom:5px}
.field input,.field select{width:100%;border:1px solid var(--line);border-radius:12px;padding:11px 12px;font-size:15px;background:#fff;color:var(--text);outline:none}
.field input:focus,.field select:focus{border-color:var(--primary)}
.field-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 12px}
.search-box{display:flex;gap:8px;margin-bottom:12px}
.search-box input{flex:1;border:1px solid var(--line);border-radius:12px;padding:10px 12px;font-size:15px;outline:none}
.cat-chips{display:flex;gap:6px;overflow-x:auto;margin-bottom:10px;scrollbar-width:none}
.cat-chips::-webkit-scrollbar{display:none}
.cat-chip{flex:none;font-size:12px;padding:4px 10px;border-radius:999px;background:var(--bg);color:var(--muted);cursor:pointer;border:none}
.cat-chip.active{background:var(--primary-soft);color:var(--primary-d);font-weight:600}
.food-row.modal{padding:10px;border:1px solid var(--line);border-radius:12px;margin-bottom:8px}
.food-row.modal .qty{display:flex;gap:6px;flex-wrap:wrap}
.qty button{font-size:12px;padding:5px 10px;border-radius:8px;border:1px solid var(--line);background:#fff;color:var(--text);cursor:pointer}
.qty button:active{background:var(--primary-soft);border-color:var(--primary);color:var(--primary-d)}
.cust-toggle{margin:8px 0;background:none;border:none;color:var(--primary-d);font-size:13px;cursor:pointer;padding:4px 0}
.stepper{display:flex;align-items:center;justify-content:space-between;background:var(--bg);border-radius:12px;padding:6px}
.stepper button{width:36px;height:36px;border:none;background:#fff;border-radius:10px;font-size:20px;cursor:pointer;color:var(--primary-d)}
.stepper input{width:80px;text-align:center;border:none;background:transparent;font-size:20px;font-weight:700;outline:none}

/* ---------- 底部栏 ---------- */
#tabbar{position:fixed;bottom:0;left:50%;transform:translateX(-50%);width:100%;max-width:480px;background:#fff;display:flex;border-top:1px solid var(--line);padding:6px 0 calc(6px + env(safe-area-inset-bottom));z-index:40}
.tab{flex:1;border:none;background:none;display:flex;flex-direction:column;align-items:center;gap:2px;font-size:11px;color:var(--muted);cursor:pointer;padding:4px 0}
.tab .tab-ico{font-size:20px;line-height:1}
.tab.active{color:var(--primary-d);font-weight:600}

/* ---------- 我的 ---------- */
.avatar-line{display:flex;align-items:center;gap:12px;margin-bottom:4px}
.avatar{width:48px;height:48px;border-radius:14px;background:var(--primary-soft);display:flex;align-items:center;justify-content:center;font-size:24px}
.cal-card{background:linear-gradient(135deg,#0E9F6E,#10B981);color:#fff}
.cal-card .k{color:rgba(255,255,255,.85)}
.cal-nums{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:6px;text-align:center}
.cal-nums .v{font-size:20px;font-weight:700}
.cal-nums .k{font-size:11px;color:rgba(255,255,255,.85)}
.link-row{display:flex;align-items:center;justify-content:space-between;padding:13px 0;border-bottom:1px solid var(--line);cursor:pointer;font-size:15px}
.link-row:last-child{border:none}
.link-row .arr{color:#CBD5E1}
.disclaimer{font-size:12px;color:var(--muted);line-height:1.7}
.mlist-item{display:flex;justify-content:space-between;font-size:13px;padding:7px 0;border-bottom:1px dashed var(--line)}
.mlist-item:last-child{border:none}

/* ---------- toast ---------- */
#toast{position:fixed;bottom:90px;left:50%;transform:translateX(-50%);background:rgba(31,41,55,.92);color:#fff;font-size:13px;padding:9px 16px;border-radius:999px;z-index:99;white-space:nowrap;animation:fade .2s ease}