:root{--bg:#eef0ee;--panel:#fff;--ink:#1d2421;--mute:#68716c;--line:#d5dad6;--fir:#1f4d3a;--fir2:#2d6a50;--bad:#a8372c;--warn:#8a5608;--ok:#1f6b45;--badbg:#f6e3e0;--warnbg:#f7ecd6;--okbg:#dcefe3}
@media (prefers-color-scheme:dark){:root{--bg:#141815;--panel:#1d221f;--ink:#e6ebe7;--mute:#9aa49e;--line:#323a35;--fir:#6fbf98;--fir2:#8fd3b0;--bad:#f09b90;--warn:#e8b866;--ok:#7fd0a0;--badbg:#3a1f1c;--warnbg:#38301a;--okbg:#1b3326}}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.45 -apple-system,"Segoe UI",system-ui,sans-serif}
header{background:#1f4d3a;color:#fff;padding:12px 16px;display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
header h1{margin:0;font-size:18px}header small{opacity:.8}.who{display:flex;gap:10px;align-items:center;font-size:13px}
.lockbar{padding:8px 16px;font-size:14px;display:flex;gap:12px;align-items:center;flex-wrap:wrap;border-bottom:1px solid var(--line);background:var(--panel)}
nav{display:flex;gap:2px;padding:8px 16px 0;max-width:1180px;margin:auto;overflow-x:auto}
nav button{border:0;background:none;padding:10px 14px;font:inherit;color:var(--mute);border-bottom:3px solid transparent;cursor:pointer;white-space:nowrap}
nav button.on{color:var(--ink);border-color:var(--fir);font-weight:600}
main{max-width:1180px;margin:auto;padding:12px 16px 60px}
.grid{display:grid;grid-template-columns:1.25fr 1fr;gap:16px}@media(max-width:860px){.grid{grid-template-columns:1fr}}
.card{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:16px;margin-bottom:16px}
.login{max-width:380px;margin:12vh auto}.login h1{margin:0 0 4px;font-size:22px}
h2{font-size:16px;margin:0 0 10px}h3{font-size:14px;margin:14px 0 6px;color:var(--mute);font-weight:600}
label{font-size:13px;color:var(--mute);display:block;margin:8px 0 3px}
select,input{font:inherit;color:var(--ink);background:var(--panel);border:1px solid var(--line);border-radius:6px;padding:7px 8px;width:100%}
input[type=number]{text-align:right}
.row{display:grid;grid-template-columns:1fr 90px 80px 30px;gap:6px;align-items:center;margin-bottom:6px}
@media(max-width:520px){.row{grid-template-columns:1fr 72px 28px}.row .cost{display:none}}
.cost{text-align:right;color:var(--mute);font-size:13px}
.x{border:0;background:none;color:var(--mute);font-size:18px;cursor:pointer}
.btn{border:1px solid var(--fir);background:var(--fir);color:#fff;border-radius:6px;padding:8px 12px;font:inherit;cursor:pointer}
@media (prefers-color-scheme:dark){.btn{color:#10201a}}
.btn.ghost{background:transparent;color:var(--fir)}.btn.ghost.light{color:#fff;border-color:#ffffff88}.btn:disabled{opacity:.5;cursor:not-allowed}
.tot{display:flex;justify-content:space-between;font-weight:600;margin-top:6px}
.pill{display:inline-block;padding:3px 10px;border-radius:99px;font-size:13px;font-weight:600}
.bad{background:var(--badbg);color:var(--bad)}.warn{background:var(--warnbg);color:var(--warn)}.ok{background:var(--okbg);color:var(--ok)}.grey{background:var(--line);color:var(--mute)}
.big{font-size:34px;font-weight:700;font-variant-numeric:tabular-nums;line-height:1.1}
.kv{display:flex;justify-content:space-between;padding:5px 0;border-bottom:1px solid var(--line);font-size:14px}.kv:last-child{border:0}
.kv span:last-child{font-variant-numeric:tabular-nums}.kv.strong{font-weight:700}
.ruler{position:relative;height:50px;margin:26px 6px 8px}
.ruler .bar{position:absolute;top:18px;left:0;right:0;height:10px;border-radius:5px;background:linear-gradient(to right,var(--badbg) 0 58.33%,var(--warnbg) 58.33% 66.67%,var(--okbg) 66.67% 100%);border:1px solid var(--line)}
.ruler .tick{position:absolute;top:14px;width:2px;height:18px;background:var(--mute)}
.ruler .t{position:absolute;top:32px;font-size:11px;color:var(--mute);transform:translateX(-50%);white-space:nowrap}
.ruler .pin{position:absolute;top:0;transform:translateX(-50%);font-size:12px;font-weight:700;text-align:center}.ruler .pin:after{content:"";display:block;width:3px;height:26px;background:var(--ink);margin:0 auto}
.note{font-size:12.5px;color:var(--mute)}.msg{padding:10px 12px;border-radius:8px;font-size:13.5px;margin:8px 0}
table{width:100%;border-collapse:collapse;font-size:14px}th,td{padding:7px 6px;border-bottom:1px solid var(--line);text-align:left;vertical-align:middle}th{font-size:12px;color:var(--mute);font-weight:600}
td.n,th.n{text-align:right;font-variant-numeric:tabular-nums}.scroll{overflow-x:auto}
.tools{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:10px;align-items:end}.tools>*{width:auto}.tools .grow{flex:1;min-width:200px}
td input,td select{padding:4px 6px}
:focus-visible{outline:2px solid var(--fir2);outline-offset:1px}
[hidden]{display:none!important}

a.btn{text-decoration:none;display:inline-block}

.today{display:flex;gap:10px;align-items:flex-start;padding:9px 0;border-bottom:1px solid var(--line)}.today:last-child{border:0}
.today .pill{flex:none;min-width:64px;text-align:center}.today .what{flex:1}.today .what b{font-weight:600}
.chart{width:100%;max-width:640px;height:auto;display:block}.chart .ln{fill:none;stroke:var(--fir);stroke-width:2}.chart .dot{fill:var(--panel);stroke:var(--fir);stroke-width:2}.chart .avg{stroke:var(--mute);stroke-dasharray:4 4;stroke-width:1}.chart text{fill:var(--mute);font-size:11px}.chart .gl{stroke:var(--line);stroke-width:1}
.spark{vertical-align:middle}
.stat{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px;margin-bottom:12px}.stat>div{border:1px solid var(--line);border-radius:8px;padding:10px 12px}.stat .big{font-size:24px}
.bar2{height:10px;border-radius:5px;background:var(--line);overflow:hidden;min-width:80px}.bar2>i{display:block;height:100%;background:var(--fir)}
textarea{font:inherit;color:var(--ink);background:var(--panel);border:1px solid var(--line);border-radius:6px;padding:8px;width:100%}
.mono{font-family:ui-monospace,Menlo,Consolas,monospace;word-break:break-all}
/* phone and plant-floor use: bigger touch targets, one column */
@media(max-width:700px){
  main{padding:8px 10px 60px}.card{padding:12px}
  select,input,textarea{font-size:16px;padding:11px 10px}td input,td select{padding:8px 8px}
  .btn{padding:12px 16px;min-height:44px}.tools>*{flex:1 1 140px}.tools .btn{flex:0 0 auto}
  nav button{padding:12px 14px}
  .big{font-size:28px}th,td{padding:9px 6px}
  .today{flex-wrap:wrap}
}
@media print{header,nav,.lockbar,.btn{display:none}}

.login-logo { display:block; width:100%; max-width:320px; height:auto; margin:0 auto 24px; }

/* DIRT: keep small screens usable without shrinking text. */
.login{width:calc(100% - 24px);margin:clamp(20px,8vh,80px) auto;padding-bottom:24px}
.login-logo{background:#fff;padding:12px;border-radius:8px}
.card,.grid>*{min-width:0}
.note,.msg,.who{overflow-wrap:anywhere}
.scroll{max-width:100%;-webkit-overflow-scrolling:touch}
@media(max-width:700px){
  .who{flex-wrap:wrap}
  .tools .grow{min-width:0;flex-basis:100%}
  nav button,.x{min-height:44px;min-width:44px}
  .login .btn[type=submit]{width:100%}
  .login input{min-height:44px}
}

.formula-filters{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0}.formula-filters [aria-pressed=true]{background:var(--fir);color:var(--panel)}.formula-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,240px),1fr));gap:12px;max-height:65vh;overflow:auto}.formula-card{border:1px solid var(--line);padding:12px;border-radius:8px;min-width:0}.formula-photo{background:var(--bg);color:var(--mute);border:1px dashed var(--line);padding:24px 12px;text-align:center;font-size:12px}.formula-card h3{color:var(--ink);font-size:16px}.formula-card p{overflow-wrap:anywhere}

.formula-photo{margin:0;overflow:hidden;display:block;height:auto;min-height:120px}.formula-photo img{display:block;width:100%;height:160px;object-fit:cover}.formula-photo figcaption{font-size:12px;padding:6px;text-align:center;color:#4c6255}