:root{
  --green:#0aa06e;
  --green-soft:#e6f7f0;
  --blue:#2f7ff0;
  --orange:#f59b23;
  --red:#e5484d;
  --text:#1b2320;
  --muted:#7b8a85;
  --bg:#f3f6f5;
  --card:#ffffff;
  --line:#e8eeec;
  --radius:16px;
  --shadow:0 2px 12px rgba(20,60,45,.06);
  --safe-b:env(safe-area-inset-bottom, 0px);
}
@media (prefers-color-scheme: dark){
  :root{
    --bg:#101513; --card:#1a211f; --text:#e7eeec; --muted:#93a29d;
    --line:#283230; --green-soft:#17312a; --shadow:0 2px 12px rgba(0,0,0,.25);
  }
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0}
body{
  background:var(--bg); color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","WenQuanYi Micro Hei",sans-serif;
  font-size:15px; line-height:1.5;
  padding-bottom:calc(70px + var(--safe-b));
}
button{font-family:inherit;font-size:inherit;color:inherit;cursor:pointer;border:none;background:none}
.hidden{display:none !important}

/* appbar */
.appbar{
  position:sticky; top:0; z-index:20;
  background:var(--card); border-bottom:1px solid var(--line);
}
.appbar-inner{
  max-width:640px; margin:0 auto; padding:10px 16px;
  display:flex; align-items:center; justify-content:space-between;
}
.brand{display:flex;align-items:center;gap:8px;font-weight:700;font-size:17px;letter-spacing:.5px}
.brand-dot{width:10px;height:10px;border-radius:50%;background:var(--green);box-shadow:0 0 0 4px var(--green-soft)}
.unit-switch{display:flex;background:var(--bg);border-radius:999px;padding:2px}
.unit-btn{padding:5px 10px;border-radius:999px;font-size:12px;color:var(--muted)}
.unit-btn.active{background:var(--green);color:#fff}

main{max-width:640px;margin:0 auto;padding:14px 14px 20px}
.card{
  background:var(--card); border-radius:var(--radius); padding:14px;
  box-shadow:var(--shadow); margin-bottom:14px;
}
.card-title{font-weight:700;font-size:15px;margin-bottom:10px;display:flex;align-items:center}
.row-between{justify-content:space-between}
.muted{color:var(--muted);font-size:12px;font-weight:400}
.hint{color:var(--muted);font-size:12px;margin-top:8px}
.disclaimer{margin-top:12px;color:var(--muted);font-size:11.5px;line-height:1.6;border-top:1px dashed var(--line);padding-top:10px}

/* hero */
.hero-card{
  background:linear-gradient(135deg,var(--green) 0%, #12b783 100%);
  color:#fff; border-radius:var(--radius); padding:16px; margin-bottom:14px;
  display:flex; align-items:center; justify-content:space-between; box-shadow:0 6px 18px rgba(10,160,110,.25);
}
.hero-label{font-size:12px;opacity:.85}
.hero-value{font-size:38px;font-weight:800;line-height:1.1;margin:2px 0}
.hero-value small{font-size:14px;font-weight:500;opacity:.85;margin-left:4px}
.hero-sub{font-size:12px;opacity:.9}
.hero-badge{
  background:rgba(255,255,255,.22); border:1px solid rgba(255,255,255,.35);
  padding:6px 12px; border-radius:999px; font-size:13px; font-weight:600; white-space:nowrap;
}
.hero-card.is-warn{background:linear-gradient(135deg,#f59b23,#f7b45c);box-shadow:0 6px 18px rgba(245,155,35,.25)}
.hero-card.is-bad{background:linear-gradient(135deg,#e5484d,#f0704f);box-shadow:0 6px 18px rgba(229,72,77,.25)}
.hero-card.is-low{background:linear-gradient(135deg,#2f7ff0,#5aa0f7);box-shadow:0 6px 18px rgba(47,127,240,.25)}

/* value input + keypad */
.value-input{
  background:var(--bg); border-radius:12px; padding:14px 16px;
  display:flex; align-items:baseline; justify-content:center; gap:6px; margin-bottom:12px;
}
.vi-num{font-size:40px;font-weight:800;letter-spacing:1px}
.vi-unit{color:var(--muted);font-size:13px}
.keypad{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-bottom:14px}
.keypad button{
  background:var(--bg); border-radius:12px; padding:14px 0; font-size:20px; font-weight:600;
}
.keypad button:active{background:var(--green-soft)}
.keypad .k-del{font-size:15px;color:var(--muted);font-weight:500}

/* fields */
.field{margin-bottom:14px}
.field > label{display:block;font-size:12.5px;color:var(--muted);margin-bottom:6px}
.input{
  width:100%; padding:11px 12px; border-radius:10px; border:1px solid var(--line);
  background:var(--bg); color:var(--text); font-size:15px; outline:none;
}
.input.mini{width:96px;text-align:center}
.input:focus{border-color:var(--green)}
.chips{display:flex;flex-wrap:wrap;gap:7px}
.scene-chips{max-height:none}
.chip{
  padding:8px 12px;border-radius:999px;background:var(--bg);border:1px solid var(--line);
  font-size:13px;color:var(--muted);
}
.chip.active{background:var(--green);color:#fff;border-color:var(--green);font-weight:600}
.quick-time{display:flex;gap:7px;margin-top:8px;flex-wrap:wrap}
.quick-time button{padding:6px 10px;border-radius:8px;background:var(--bg);font-size:12px;color:var(--muted)}

.btn-primary{
  width:100%;padding:14px;border-radius:12px;background:var(--green);color:#fff;
  font-size:16px;font-weight:700;box-shadow:0 4px 14px rgba(10,160,110,.28);
}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{
  width:100%;padding:11px;border-radius:10px;border:1px solid var(--line);
  background:var(--bg);font-size:14px;margin-bottom:8px;
}
.btn-ghost.danger{color:var(--red)}
.btn-col{margin-bottom:6px}

/* record list */
.record-list{display:flex;flex-direction:column}
.rec-item{
  display:flex;align-items:center;gap:10px;padding:10px 0;border-bottom:1px solid var(--line);
}
.rec-item:last-child{border-bottom:none}
.rec-time{width:52px;font-size:12px;color:var(--muted);flex:none}
.rec-val{font-weight:700;font-size:17px;width:74px;flex:none}
.rec-val small{font-size:11px;font-weight:400;color:var(--muted);margin-left:2px}
.rec-tagline{flex:1;min-width:0}
.rec-scene{font-size:13px}
.rec-note{font-size:11.5px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.rec-del{flex:none;color:var(--muted);font-size:18px;padding:0 4px}
.empty{color:var(--muted);font-size:13px;text-align:center;padding:18px 0}

/* stat */
.stat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.stat-box{background:var(--bg);border-radius:12px;padding:11px}
.stat-box .k{font-size:11.5px;color:var(--muted)}
.stat-box .v{font-size:20px;font-weight:800;margin-top:2px}
.stat-box .v small{font-size:11px;font-weight:500;color:var(--muted)}

/* chart */
.chart-wrap{margin-top:6px;overflow-x:auto;-webkit-overflow-scrolling:touch}
.chart-wrap svg{display:block}
.legend{display:flex;gap:14px;flex-wrap:wrap;margin-top:8px;font-size:11.5px;color:var(--muted)}
.legend .dot{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:4px}
.dot.ok{background:var(--green)}.dot.warn{background:var(--orange)}
.dot.bad{background:var(--red)}.dot.low{background:var(--blue)}

/* table */
.table-scroll{overflow-x:auto}
.tbl{width:100%;border-collapse:collapse;font-size:13px;min-width:420px}
.tbl th,.tbl td{padding:9px 6px;text-align:right;border-bottom:1px solid var(--line)}
.tbl th{color:var(--muted);font-weight:500;font-size:12px}
.tbl th:first-child,.tbl td:first-child{text-align:left}

/* advice */
.advice-list{display:flex;flex-direction:column;gap:10px}
.advice{
  border-radius:12px;padding:12px;border-left:4px solid var(--green);background:var(--bg);
}
.advice.level-2{border-left-color:var(--orange)}
.advice.level-3{border-left-color:var(--red);background:rgba(229,72,77,.07)}
.advice-head{display:flex;align-items:center;gap:8px;margin-bottom:5px}
.advice-title{font-weight:700;font-size:14.5px}
.advice-tag{
  font-size:11px;padding:2px 7px;border-radius:999px;background:var(--green-soft);
  color:var(--green);font-weight:600;
}
.advice.level-2 .advice-tag{background:rgba(245,155,35,.15);color:var(--orange)}
.advice.level-3 .advice-tag{background:rgba(229,72,77,.15);color:var(--red)}
.advice-detail{font-size:13px;color:var(--text);opacity:.92;line-height:1.65}
.advice-detail b{color:var(--green)}

/* pair */
.pair-list{display:flex;flex-direction:column;gap:10px}
.pair{background:var(--bg);border-radius:12px;padding:12px}
.pair-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}
.pair-title{font-weight:700;font-size:14px}
.pair-date{font-size:11.5px;color:var(--muted)}
.pair-row{display:flex;gap:8px;text-align:center}
.pair-cell{flex:1;background:var(--card);border-radius:9px;padding:8px 4px}
.pair-cell .pk{font-size:11px;color:var(--muted)}
.pair-cell .pv{font-size:17px;font-weight:700;margin-top:1px}
.pair-foot{display:flex;gap:10px;margin-top:8px;font-size:12px;flex-wrap:wrap}
.pill{padding:3px 8px;border-radius:999px;background:var(--card);color:var(--muted)}
.pill.good{color:var(--green)}.pill.warn{color:var(--orange)}.pill.bad{color:var(--red)}

/* weekly */
.weekly .wrow{display:flex;justify-content:space-between;padding:7px 0;border-bottom:1px dashed var(--line);font-size:13px}
.weekly .wrow:last-child{border-bottom:none}
.weekly .wrow span:last-child{font-weight:700}

/* settings */
.setting-row{
  display:flex;align-items:center;justify-content:space-between;
  padding:9px 0;border-bottom:1px solid var(--line);font-size:14px;
}
.setting-row:last-of-type{border-bottom:none;margin-bottom:10px}
.pair-input{display:flex;align-items:center;gap:6px}
.about p{font-size:13px;color:var(--muted);line-height:1.7;margin:0 0 8px}
.about b{color:var(--text)}

/* tabbar */
.tabbar{
  position:fixed;left:0;right:0;bottom:0;z-index:30;
  background:var(--card);border-top:1px solid var(--line);
  display:flex;padding-bottom:var(--safe-b);
}
.tab{
  flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;
  padding:8px 0 7px;color:var(--muted);font-size:11px;
}
.tab-ico{font-size:19px;line-height:1}
.tab.active{color:var(--green);font-weight:700}

/* toast */
.toast{
  position:fixed;left:50%;bottom:calc(86px + var(--safe-b));transform:translateX(-50%) translateY(10px);
  background:rgba(24,32,29,.92);color:#fff;padding:10px 16px;border-radius:999px;font-size:13px;
  opacity:0;pointer-events:none;transition:.22s;z-index:50;max-width:80%;text-align:center;
}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* ===== AI 面板 ===== */
.ai-panel{display:flex;flex-direction:column;gap:10px}
.ai-empty{font-size:13px;color:var(--muted);line-height:1.7}
.ai-empty b{color:var(--text)}
.ai-row{display:flex;gap:8px;flex-wrap:wrap}
.ai-row .btn-ghost{margin-bottom:0;width:auto;padding:9px 14px;font-size:13.5px}
.ai-select{
  flex:1;min-width:150px;padding:10px 12px;border-radius:10px;border:1px solid var(--line);
  background:var(--bg);color:var(--text);font-size:14px;outline:none;
}
.ai-result{
  margin-top:12px;border-top:1px dashed var(--line);padding-top:12px;
  font-size:14px;line-height:1.8;
}
.ai-result h3,.ai-result h4,.ai-result h5{margin:14px 0 6px;font-size:15px;color:var(--text)}
.ai-result h3:first-child,.ai-result h4:first-child{margin-top:0}
.ai-result p{margin:6px 0}
.ai-result ul{margin:6px 0;padding-left:20px}
.ai-result li{margin:4px 0}
.ai-result b{color:var(--green)}
.ai-result code{background:var(--bg);padding:1px 5px;border-radius:4px;font-size:12.5px}
.ai-meta{font-size:11.5px;color:var(--muted);margin-bottom:8px}
.ai-err{color:var(--red);font-size:13px}
.spinner{
  display:inline-block;width:14px;height:14px;border:2px solid var(--line);
  border-top-color:var(--green);border-radius:50%;animation:spin .7s linear infinite;
  vertical-align:-2px;margin-right:6px;
}
@keyframes spin{to{transform:rotate(360deg)}}

/* ===== AI 设置 ===== */
.ai-setting{display:flex;flex-direction:column;gap:10px}
.vault-bar{
  display:flex;align-items:center;gap:8px;background:var(--bg);border-radius:10px;
  padding:10px 12px;font-size:13px;
}
.vault-bar .vb-icon{font-size:15px}
.vault-bar.locked{border-left:3px solid var(--orange)}
.vault-bar.unlocked{border-left:3px solid var(--green)}
.vault-bar .vb-act{margin-left:auto;color:var(--green);font-weight:600;white-space:nowrap}

.prov{
  border:1px solid var(--line);border-radius:12px;overflow:hidden;
}
.prov-head{
  display:flex;align-items:center;gap:8px;padding:11px 12px;background:var(--bg);
}
.prov-name{font-weight:600;font-size:14px;flex:1;min-width:0}
.prov-state{font-size:11px;padding:2px 7px;border-radius:999px;background:var(--card);color:var(--muted)}
.prov-state.on{background:var(--green-soft);color:var(--green)}
.prov-arrow{color:var(--muted);font-size:12px}
.prov-body{padding:12px;display:none;border-top:1px solid var(--line)}
.prov.open .prov-body{display:block}
.srow{margin-bottom:10px}
.srow label{display:block;font-size:12px;color:var(--muted);margin-bottom:5px}
.srow .input{width:100%}
.model-row{display:flex;gap:8px;align-items:center}
.model-row .input{flex:1;width:auto}
.btn-mini{
  padding:9px 12px;border-radius:9px;background:var(--green-soft);color:var(--green);
  font-size:13px;font-weight:600;white-space:nowrap;
}
.btn-mini.gray{background:var(--bg);color:var(--muted);font-weight:400}
.btn-mini.red{background:rgba(229,72,77,.1);color:var(--red);font-weight:500}
.pw-note{font-size:11.5px;color:var(--muted);line-height:1.6;margin-top:4px}
.warn-box{
  background:rgba(245,155,35,.1);border-left:3px solid var(--orange);
  padding:9px 11px;border-radius:8px;font-size:12px;line-height:1.65;color:var(--text);
}

/* ===== 模态框 ===== */
.modal{position:fixed;inset:0;z-index:100;display:none;align-items:center;justify-content:center}
.modal.show{display:flex}
.modal-mask{position:absolute;inset:0;background:rgba(0,0,0,.45)}
.modal-box{
  position:relative;width:88%;max-width:360px;background:var(--card);border-radius:16px;
  padding:18px 16px 12px;box-shadow:0 12px 40px rgba(0,0,0,.28);
}
.modal-title{font-weight:700;font-size:16px;margin-bottom:12px}
.modal-body input{
  width:100%;padding:11px 12px;border-radius:10px;border:1px solid var(--line);
  background:var(--bg);color:var(--text);font-size:15px;outline:none;margin-bottom:9px;
}
.modal-body .mtip{font-size:12px;color:var(--muted);line-height:1.6}
.modal-foot{display:flex;justify-content:flex-end;gap:10px;margin-top:6px}
.modal-btn{padding:9px 16px;border-radius:9px;font-size:14px;color:var(--muted)}
.modal-btn.primary{background:var(--green);color:#fff;font-weight:600}

/* ===== 登录遮罩 ===== */
.auth-gate{
  position:fixed;inset:0;z-index:200;display:none;
  align-items:center;justify-content:center;
  background:linear-gradient(160deg,#eef6f3 0%,#f7f9f8 100%);
  padding:24px;
}
.auth-gate.show{display:flex}
.auth-box{
  width:100%;max-width:340px;background:var(--card);border-radius:20px;
  padding:28px 22px 22px;box-shadow:0 12px 40px rgba(20,60,45,.12);
}
.auth-logo{text-align:center;margin-bottom:8px}
.auth-logo .brand-dot{display:inline-block}
.auth-title{text-align:center;font-size:22px;font-weight:800;margin-bottom:4px}
.auth-sub{text-align:center;font-size:12.5px;color:var(--muted);margin-bottom:18px}
.auth-tabs{display:flex;background:var(--bg);border-radius:999px;padding:3px;margin-bottom:16px}
.atab{flex:1;padding:8px;border-radius:999px;font-size:14px;color:var(--muted)}
.atab.active{background:var(--green);color:#fff;font-weight:700}
.auth-box .input{margin-bottom:10px}
.auth-box .btn-primary{margin-top:4px}
.auth-err{color:var(--red);font-size:12.5px;text-align:center;margin-top:8px;min-height:18px}
.auth-tip{color:var(--muted);font-size:11.5px;text-align:center;margin-top:10px;line-height:1.6}

/* ===== appbar 右侧 ===== */
.appbar-right{display:flex;align-items:center;gap:8px}
.user-btn{
  width:30px;height:30px;border-radius:50%;background:var(--bg);
  font-size:15px;line-height:1;display:flex;align-items:center;justify-content:center;
}