/* Mobile-first, native-app look. >=900px switches to a desktop layout (sidebar + 2 columns). */
:root{--bg:#f2f4f7;--card:#fff;--fg:#14202b;--mut:#6b7885;--line:#e3e8ee;--acc:#0f766e;--accbg:#0f766e18;--ok:#16a34a;--warn:#d97706;--bad:#dc2626;--on:#16a34a;--r:16px}
@media (prefers-color-scheme:dark){:root{--bg:#0b1015;--card:#161e26;--fg:#e6edf3;--mut:#8b98a5;--line:#243038;--acc:#2dd4bf;--accbg:#2dd4bf1c}}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.4 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;overscroll-behavior:none;-webkit-user-select:none;user-select:none}
input{-webkit-user-select:text;user-select:text}

/* ---------- layout: phone ---------- */
.content{min-height:100vh;padding-bottom:calc(76px + env(safe-area-inset-bottom))}
header{position:sticky;top:0;z-index:5;display:flex;justify-content:space-between;align-items:center;
  padding:calc(14px + env(safe-area-inset-top)) 20px 10px;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)}
h1{font-size:28px;font-weight:700;letter-spacing:-.02em;margin:0}
main{padding:4px 16px 16px;max-width:1100px;margin:auto}
.cols{display:grid;gap:12px}
.panel{background:var(--card);border-radius:var(--r);padding:16px;box-shadow:0 1px 2px #0000000d,0 0 0 1px var(--line)}
.panel>h2,.panel h2{font-size:12px;text-transform:uppercase;letter-spacing:.06em;color:var(--mut);margin:0 0 10px;font-weight:600}
.panel h2:not(:first-child){margin-top:18px}
.pill{font-size:12px;font-weight:600;padding:4px 12px;border-radius:99px;color:#fff;background:#64748b}
.pill.on{background:var(--ok)}.pill.warn{background:var(--warn)}

/* bottom tab bar */
nav{position:fixed;z-index:10;bottom:0;left:0;right:0;display:flex;background:color-mix(in srgb,var(--card) 92%,transparent);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  border-top:1px solid var(--line);padding:6px 4px calc(6px + env(safe-area-inset-bottom))}
nav .brand{display:none}
nav button{flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;border:0;background:none;color:var(--mut);font-size:11px;font-weight:500;padding:4px 0;border-radius:10px}
nav svg{width:26px;height:26px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
nav svg .f{fill:currentColor}
nav button.on{color:var(--acc)}

/* ---------- widgets ---------- */
.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
.chip{background:var(--bg);border-radius:12px;padding:10px 4px;text-align:center;font-size:12px;min-height:60px;display:flex;flex-direction:column;justify-content:center;gap:6px;word-break:break-word}
.chip i{display:block;width:14px;height:14px;border-radius:50%;background:var(--line);margin:auto}
.chip.on{background:var(--accbg)}
.chip.on i{background:var(--on);box-shadow:0 0 10px var(--on)}
.muted{color:var(--mut);font-size:13px;margin:8px 0 0}
.seg{display:flex;background:var(--bg);border-radius:12px;padding:3px;gap:2px;margin-bottom:10px}
.seg button{flex:1;border:0;background:none;color:var(--fg);padding:9px 0;border-radius:10px;font-weight:500}
.seg button.sel{background:var(--card);box-shadow:0 1px 3px #0003;color:var(--acc);font-weight:600}
button{font:inherit;padding:13px;border-radius:12px;border:0;background:var(--bg);color:var(--fg);cursor:pointer}
button:active{transform:scale(.98)}
button.primary{background:var(--acc);color:#fff;font-weight:600}
@media (prefers-color-scheme:dark){button.primary{color:#04201c}}
button.danger{color:var(--bad);background:#dc262614;font-weight:600}
button:disabled{opacity:.4;pointer-events:none}
.row{display:flex;gap:8px;margin-top:12px}.row:first-child{margin-top:0}.row>button{flex:1}.row>.fit{flex:none}
.row input{margin-top:0}
.big{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:14px}.big .right{text-align:right}
.num{font-size:56px;font-weight:700;line-height:1.05;letter-spacing:-.03em;font-variant-numeric:tabular-nums}
.state{font-size:18px;font-weight:600;margin-top:6px}.state.run{color:var(--ok)}.state.stop{color:var(--mut)}.state.bad{color:var(--bad)}.state.done{color:var(--warn)}
.switches{display:grid;grid-template-columns:1fr 1fr;gap:8px}
.sw{display:flex;justify-content:space-between;align-items:center;background:var(--bg);padding:14px;text-align:left;font-weight:500}
.sw b{width:46px;height:28px;border-radius:99px;background:#8b98a555;position:relative;flex:none;transition:.2s}
.sw b:after{content:"";position:absolute;top:2px;left:2px;width:24px;height:24px;border-radius:50%;background:#fff;box-shadow:0 1px 3px #0004;transition:.2s}
.sw.on b{background:var(--on)}.sw.on b:after{left:20px}
label{display:block;margin:0 0 14px;font-size:13px;color:var(--mut);font-weight:500}
label.check{display:flex;align-items:center;gap:10px;font-size:15px;color:var(--fg)}
input[type=checkbox]{width:22px;height:22px;accent-color:var(--acc)}
input:not([type=checkbox]){display:block;width:100%;margin-top:6px;padding:13px;font:inherit;font-size:16px;color:var(--fg);background:var(--bg);border:1px solid transparent;border-radius:12px;outline:0}
input:not([type=checkbox]):focus{border-color:var(--acc)}
.form{max-width:560px}
table{width:100%;border-collapse:collapse;font-size:14px;margin-top:6px}td{padding:8px 0;border-bottom:1px solid var(--line)}tr:last-child td{border:0}td:last-child{text-align:right;font-variant-numeric:tabular-nums}
canvas{width:100%;display:block;margin-bottom:6px}
.al{color:var(--bad);font-weight:500;padding:3px 0}
#toast{position:fixed;left:50%;bottom:calc(92px + env(safe-area-inset-bottom));transform:translate(-50%,10px);background:#1f2937ee;color:#fff;padding:11px 18px;border-radius:99px;font-size:14px;opacity:0;transition:.2s;pointer-events:none;z-index:20}
#toast.show{opacity:1;transform:translate(-50%,0)}
.tab[hidden]{display:none}

/* ---------- layout: desktop / tablet landscape ---------- */
@media (min-width:900px){
  .app{display:flex}
  nav{position:sticky;top:0;height:100vh;width:230px;flex:none;flex-direction:column;gap:4px;padding:20px 12px;border-top:0;border-right:1px solid var(--line);background:var(--card);backdrop-filter:none}
  nav .brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:17px;padding:4px 10px 20px}
  nav button{flex:none;flex-direction:row;gap:12px;font-size:15px;padding:11px 12px;text-align:left}
  nav svg{width:22px;height:22px}
  nav button:hover{background:var(--bg)}
  nav button.on{background:var(--accbg);font-weight:600}
  .content{flex:1;min-width:0;padding-bottom:24px}
  header{padding:24px 32px 12px;background:none;backdrop-filter:none;-webkit-backdrop-filter:none;position:static}
  h1{font-size:30px}
  main{padding:8px 32px 32px;margin:0;max-width:1180px}
  .cols{grid-template-columns:1fr 1fr;gap:16px}
  .span{grid-column:1/-1}
  .panel{padding:20px}
  .grid{grid-template-columns:repeat(4,1fr)}
  .switches{grid-template-columns:repeat(2,1fr)}
  .num{font-size:72px}
  #toast{bottom:32px}
}
@media (min-width:1300px){.grid{grid-template-columns:repeat(8,1fr)}}