:root{
  --bg:#F5F5F7;--card:#FFFFFF;--border:#E8E8ED;--text:#1D1D1F;--muted:#6B6B72;--soft:#F0F0F4;
  --accent:#4B4BD6;--accent-ink:#FFFFFF;--ok:#1A7F4B;--ok-bg:#E6F4EC;--warn:#9A5700;--warn-bg:#FFF1DC;--bad:#B42318;--bad-bg:#FEE8E6;
  --shadow:0 1px 2px rgba(0,0,0,.04),0 8px 24px rgba(0,0,0,.04);--overlay:rgba(0,0,0,.4);
  --tab-h:64px;--side-w:236px;
}
:root[data-theme="dark"]{
  --bg:#0B0B0E;--card:#16161B;--border:#26262E;--text:#F2F2F5;--muted:#9A9AA6;--soft:#202027;
  --accent:#7B7BF0;--accent-ink:#0B0B0E;--ok:#4CC38A;--ok-bg:#12281D;--warn:#F0B252;--warn-bg:#2C2210;--bad:#F2877C;--bad-bg:#2D1614;
  --shadow:0 1px 2px rgba(0,0,0,.4);--overlay:rgba(0,0,0,.6);
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --bg:#0B0B0E;--card:#16161B;--border:#26262E;--text:#F2F2F5;--muted:#9A9AA6;--soft:#202027;
    --accent:#7B7BF0;--accent-ink:#0B0B0E;--ok:#4CC38A;--ok-bg:#12281D;--warn:#F0B252;--warn-bg:#2C2210;--bad:#F2877C;--bad-bg:#2D1614;
    --shadow:0 1px 2px rgba(0,0,0,.4);--overlay:rgba(0,0,0,.6);
  }
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:Inter,-apple-system,BlinkMacSystemFont,"SF Pro Text","Segoe UI",system-ui,sans-serif;font-size:15px;line-height:1.45;-webkit-text-size-adjust:100%;overflow-x:hidden}
body{min-height:100vh;min-height:100dvh}
h1,h2,h3,p{margin:0}
h1{font-size:28px;font-weight:700;letter-spacing:-.02em}
h2{font-size:17px;font-weight:600}
h3{font-size:14px;font-weight:600}
button,input,select,textarea{font:inherit;color:inherit}
input,select,textarea{font-size:16px} /* prevents iOS zoom on focus */
a{color:var(--accent);text-decoration:none}
.muted{color:var(--muted)} .small{font-size:12.5px} .mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
.right{text-align:right} .grow{flex:1;min-width:0} .hidden{display:none!important}
.nowrap{white-space:nowrap}

/* layout */
.shell{display:flex;min-height:100dvh}
.side{display:none;width:var(--side-w);flex:none;padding:20px 14px;border-right:1px solid var(--border);position:sticky;top:0;height:100dvh;overflow-y:auto;background:var(--bg)}
.main{flex:1;min-width:0;padding:calc(env(safe-area-inset-top) + 18px) 16px calc(var(--tab-h) + env(safe-area-inset-bottom) + 24px)}
.page{max-width:1080px;margin:0 auto;display:flex;flex-direction:column;gap:16px}
.page-head{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.tabbar{position:fixed;left:0;right:0;bottom:0;z-index:20;display:flex;justify-content:space-around;padding:8px 8px calc(8px + env(safe-area-inset-bottom));background:color-mix(in srgb,var(--card) 92%,transparent);backdrop-filter:saturate(180%) blur(18px);-webkit-backdrop-filter:saturate(180%) blur(18px);border-top:1px solid var(--border)}
.tab{flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;padding:6px 2px;border:0;background:none;color:var(--muted);font-size:11.5px;font-weight:500;cursor:pointer;min-height:44px}
.tab svg{width:22px;height:22px}
.tab.on{color:var(--accent);font-weight:600}
@media (min-width:900px){
  .side{display:flex;flex-direction:column;gap:4px}
  .tabbar{display:none}
  .main{padding:32px 36px 48px}
}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:15px;padding:4px 10px 18px}
.brand i{width:28px;height:28px;border-radius:8px;background:var(--accent);display:grid;place-items:center}
.brand i svg{width:16px;height:16px;stroke:var(--accent-ink)}
.nav{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:12px;border:0;background:none;color:var(--muted);font-weight:500;cursor:pointer;text-align:left;width:100%;font-size:14.5px}
.nav svg{width:18px;height:18px;flex:none}
.nav:hover{background:var(--soft)}
.nav.on{background:var(--card);color:var(--text);box-shadow:var(--shadow);font-weight:600}
.nav-sep{height:1px;background:var(--border);margin:10px 8px}
.side-foot{margin-top:auto;padding:10px;font-size:13px;color:var(--muted)}

/* components */
.card{background:var(--card);border:1px solid var(--border);border-radius:20px;padding:16px;display:flex;flex-direction:column;gap:12px;min-width:0;box-shadow:var(--shadow)}
.card.flat{box-shadow:none}
.grid{display:grid;gap:12px}
.g2{grid-template-columns:repeat(2,minmax(0,1fr))}
.g3{grid-template-columns:repeat(3,minmax(0,1fr))}
.g4{grid-template-columns:repeat(2,minmax(0,1fr))}
@media (min-width:900px){.g4{grid-template-columns:repeat(4,minmax(0,1fr))}.two{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;align-items:start}}
.stat{background:var(--card);border:1px solid var(--border);border-radius:18px;padding:14px;display:flex;flex-direction:column;gap:2px;min-width:0}
.stat b{font-size:22px;font-weight:700;letter-spacing:-.02em;overflow-wrap:anywhere}
.stat span{font-size:12.5px;color:var(--muted)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 20px;border-radius:999px;border:0;background:var(--soft);color:var(--text);font-weight:600;font-size:14.5px;cursor:pointer;white-space:nowrap}
.btn:active{transform:scale(.98)}
.btn.primary{background:var(--accent);color:var(--accent-ink)}
.btn.danger{background:var(--bad-bg);color:var(--bad)}
.btn.ghost{background:none;border:1px solid var(--border)}
.btn.sm{min-height:36px;padding:0 14px;font-size:13px}
.btn.block{width:100%}
.btn[disabled]{opacity:.5;pointer-events:none}
.btn svg{width:18px;height:18px}
.row{display:flex;align-items:center;gap:10px;min-width:0}
.row.wrap{flex-wrap:wrap}
.col{display:flex;flex-direction:column;gap:10px;min-width:0}
.spread{display:flex;align-items:center;justify-content:space-between;gap:10px}
.pill{display:inline-flex;align-items:center;padding:3px 10px;border-radius:999px;font-size:12px;font-weight:600;background:var(--soft);color:var(--muted);white-space:nowrap}
.pill.ok{background:var(--ok-bg);color:var(--ok)} .pill.warn{background:var(--warn-bg);color:var(--warn)} .pill.bad{background:var(--bad-bg);color:var(--bad)} .pill.accent{background:color-mix(in srgb,var(--accent) 14%,transparent);color:var(--accent)}
label.f,div.f{display:flex;flex-direction:column;gap:6px;font-size:13px;font-weight:500;color:var(--muted);min-width:0}
.in,select.in,textarea.in{width:100%;min-height:46px;padding:10px 14px;border:1px solid var(--border);border-radius:14px;background:var(--card);color:var(--text);outline:none;appearance:none;-webkit-appearance:none}
select.in{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' fill='none' stroke='%239A9AA6' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M1 1.5l5 5 5-5'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;padding-right:36px}
textarea.in{resize:vertical;min-height:110px;line-height:1.4}
.in:focus{border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 18%,transparent)}
.seg{display:flex;padding:4px;border-radius:999px;background:var(--border);gap:2px}
.seg button{flex:1;border:0;background:none;padding:9px 6px;border-radius:999px;font-size:13px;font-weight:500;color:var(--muted);cursor:pointer;min-height:36px}
.seg button.on{background:var(--card);color:var(--text);font-weight:600;box-shadow:0 1px 2px rgba(0,0,0,.1)}
.chips{display:flex;gap:8px;overflow-x:auto;padding-bottom:2px;scrollbar-width:none}
.chips::-webkit-scrollbar{display:none}
.chips.wrap{flex-wrap:wrap;overflow:visible}
.chip{flex:none;border:1px solid var(--border);background:var(--card);border-radius:999px;padding:9px 14px;font-size:13.5px;font-weight:500;cursor:pointer;min-height:40px}
.chip.on{background:var(--text);color:var(--bg);border-color:var(--text)}
.chip[disabled]{opacity:.45}
.list{display:flex;flex-direction:column}
.item{display:flex;align-items:center;gap:12px;padding:13px 2px;border-bottom:1px solid var(--border);min-width:0;cursor:pointer;background:none;border-left:0;border-right:0;border-top:0;text-align:left;width:100%}
.item:last-child{border-bottom:0}
.item .t{font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.item .s{font-size:12.5px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.item .v{font-weight:600;white-space:nowrap}
.bar{height:6px;border-radius:99px;background:var(--soft);overflow:hidden}
.bar i{display:block;height:100%;background:var(--accent);border-radius:99px}
.bar.low i{background:var(--warn)} .bar.out i{background:var(--bad)}
.empty{padding:28px 12px;text-align:center;color:var(--muted)}
.banner{padding:12px 14px;border-radius:14px;font-size:13.5px}
.banner.warn{background:var(--warn-bg);color:var(--warn)} .banner.bad{background:var(--bad-bg);color:var(--bad)} .banner.ok{background:var(--ok-bg);color:var(--ok)}
.codebox{padding:12px 14px;border-radius:14px;background:var(--soft);font-family:ui-monospace,Menlo,monospace;font-size:14px;overflow-wrap:anywhere;word-break:break-all;user-select:all}
.msgbox{padding:12px 14px;border-radius:14px;background:var(--soft);font-size:13.5px;white-space:pre-wrap;overflow-wrap:anywhere;max-height:220px;overflow:auto}
.step{display:flex;align-items:center;gap:10px}
.step b{width:24px;height:24px;border-radius:50%;background:var(--text);color:var(--bg);font-size:12px;display:grid;place-items:center;flex:none}
table.t{width:100%;border-collapse:collapse;font-size:13.5px}
table.t th{font-size:12px;color:var(--muted);font-weight:500;text-align:left;padding:8px 8px;border-bottom:1px solid var(--border)}
table.t td{padding:10px 8px;border-bottom:1px solid var(--border)}
table.t th.r,table.t td.r{text-align:right}
.tscroll{overflow-x:auto;-webkit-overflow-scrolling:touch}
.tscroll table{min-width:520px}

/* sheet */
.overlay{position:fixed;inset:0;z-index:50;background:var(--overlay);display:flex;align-items:flex-end;justify-content:center;animation:fade .15s ease}
.sheet{width:100%;max-width:560px;max-height:92dvh;overflow-y:auto;background:var(--card);border-radius:24px 24px 0 0;padding:10px 18px calc(22px + env(safe-area-inset-bottom));display:flex;flex-direction:column;gap:14px;animation:up .2s ease;-webkit-overflow-scrolling:touch}
.sheet .grab{width:38px;height:5px;border-radius:99px;background:var(--border);margin:0 auto 4px;flex:none}
@media (min-width:900px){.overlay{align-items:center}.sheet{border-radius:24px;padding-bottom:22px}}
@keyframes up{from{transform:translateY(24px);opacity:0}to{transform:none;opacity:1}}
@keyframes fade{from{opacity:0}to{opacity:1}}
#toasts{position:fixed;left:0;right:0;bottom:calc(var(--tab-h) + env(safe-area-inset-bottom) + 12px);z-index:80;display:flex;flex-direction:column;align-items:center;gap:8px;pointer-events:none;padding:0 16px}
@media (min-width:900px){#toasts{bottom:24px}}
.toast{background:var(--text);color:var(--bg);padding:11px 18px;border-radius:999px;font-size:13.5px;font-weight:500;max-width:100%;box-shadow:0 8px 24px rgba(0,0,0,.25);animation:up .2s ease}
.toast.bad{background:var(--bad);color:#fff}

/* login */
.login{min-height:100dvh;display:grid;place-items:center;padding:24px 16px}
.login .card{width:100%;max-width:380px;padding:28px 22px;gap:16px}
.login .brand{padding:0 0 4px}
.spinner{width:22px;height:22px;border-radius:50%;border:3px solid var(--border);border-top-color:var(--accent);animation:spin .7s linear infinite;margin:40px auto}
@keyframes spin{to{transform:rotate(360deg)}}
.dot{width:8px;height:8px;border-radius:50%;background:var(--ok);flex:none}
.dot.warn{background:var(--warn)} .dot.bad{background:var(--bad)}