/* Oranosis v1 stylesheet. Direction and the reason for every colour: DESIGN.md (calm clinical, dials 1/1/1). */
:root{
  --bg:#f5f7fb; --surface:#ffffff; --surface-2:#f0f4f8; --ink:#0f1c2e; --mute:#5b6b7f; --line:#dfe6ee; --line-strong:#7b8a9c;
  --brand:#0e7490; --brand-ink:#ffffff; --focus:#0e7490;
  --low:#15803d; --border:#a16207; --mid:#c2410c; --high:#b91c1c;
  --radius:10px;
  --font:system-ui,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  color-scheme:light;
}
[data-theme="dark"]{
  --bg:#0b1220; --surface:#111a2b; --surface-2:#18243a; --ink:#e6edf6; --mute:#93a4ba; --line:#22314a; --line-strong:#5f7392;
  --brand:#5ec4d6; --brand-ink:#04121a; --focus:#38bdf8;
  color-scheme:dark;
}
*{box-sizing:border-box}
html,body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font);font-size:15px;line-height:1.5}
a{color:var(--brand)}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:3px solid var(--focus);outline-offset:2px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* Pointer cursor on every enabled control, set once (R-39). */
a[href],button,summary,select,label[for],.checks label,input[type=checkbox],input[type=file]{cursor:pointer}
button:disabled,select:disabled,input:disabled{cursor:not-allowed}

/* Top bar */
.topbar{position:sticky;top:0;z-index:20;background:var(--surface);border-bottom:1px solid var(--line)}
.topbar .wrap{display:flex;align-items:center;gap:18px;min-height:62px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);padding:4px 0}
.brand:hover b{text-decoration:underline}
.brand img{width:34px;height:34px}
.brand b{font-size:19px}.brand small{display:block;color:var(--mute);font-size:12px;margin-top:-3px}
.topbar nav{margin-left:auto}
.tabs{display:flex;gap:4px}
.tabs button{background:none;border:0;padding:8px 13px;min-height:40px;border-radius:8px;color:var(--mute);font-weight:550}
.tabs button:hover{color:var(--ink);text-decoration:underline;text-underline-offset:4px}
.tabs button[aria-selected="true"]{background:var(--surface-2);color:var(--ink);box-shadow:inset 0 -3px 0 var(--brand)}
.iconbtn{background:var(--surface-2);border:1px solid var(--line-strong);border-radius:8px;width:44px;height:44px;display:inline-grid;place-items:center;font-size:17px}
.iconbtn:hover{box-shadow:inset 0 0 0 1px var(--ink)}
.iconbtn:active{transform:translateY(1px)}
.wrap{max-width:1360px;margin:0 auto;padding:0 20px}

/* Notice and page heading */
.notice{background:var(--surface-2);border:1px solid var(--line);border-radius:var(--radius);padding:10px 14px;margin:16px 0;
  font-size:13.5px;color:var(--mute);display:flex;gap:10px;align-items:flex-start}
.notice b{color:var(--ink)}
.page-head{margin:18px 0 6px}
.page-head h1{margin:0 0 4px;font-size:26px;line-height:1.2}.page-head p{margin:0;color:var(--mute)}

/* Layout */
.grid{display:grid;grid-template-columns:minmax(380px,520px) 1fr;gap:18px;margin:14px 0 30px;align-items:start}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px}
.card+.card{margin-top:14px}
.card h2{font-size:15.5px;margin:0 0 12px;display:flex;align-items:center;gap:8px}
.card h2 .step{background:var(--brand);color:var(--brand-ink);width:22px;height:22px;border-radius:50%;display:inline-grid;place-items:center;font-size:12px}
.sticky{position:sticky;top:78px}
label{display:block;font-size:13px;color:var(--mute);margin:10px 0 4px;font-weight:550}
input[type=text],input[type=number],input[type=search],select,textarea{width:100%;background:var(--surface-2);border:1px solid var(--line-strong);border-radius:8px;padding:8px 10px;min-height:40px}
input[type=text]:hover,input[type=number]:hover,input[type=search]:hover,select:hover,textarea:hover{border-color:var(--ink)}
textarea{min-height:56px;resize:vertical}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:10px}.row3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:10px}
.chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:6px}
.chip{border:1px solid var(--line-strong);background:var(--surface);border-radius:999px;padding:4px 11px;min-height:32px;font-size:13px;display:inline-flex;align-items:center;gap:6px}
.chip:hover{box-shadow:inset 0 0 0 1px var(--ink)}
.chip:active{transform:translateY(1px)}
.chip[aria-pressed="true"]{background:var(--brand);border-color:var(--brand);color:var(--brand-ink);font-weight:600}
.sw{width:11px;height:11px;border-radius:50%;border:1px solid rgba(0,0,0,.35)}
.checks{display:grid;grid-template-columns:1fr 1fr;gap:4px 12px;margin-top:4px}
.checks label{display:flex;gap:8px;align-items:center;margin:0;min-height:32px;color:var(--ink);font-weight:450;font-size:14px}
.checks label:hover{text-decoration:underline}
.checks input{width:18px;height:18px;accent-color:var(--brand);margin:0}
.meter-row{display:flex;align-items:center;gap:10px;margin-top:14px}.meter-row .meter{flex:1;margin-top:0}.meter-row span{font-size:13px;white-space:nowrap}
.meter{height:6px;background:var(--surface-2);border:1px solid var(--line);border-radius:6px;overflow:hidden;margin-top:6px}
.meter>div{height:100%;background:var(--brand);width:0;transition:width .3s}
.actions{display:flex;gap:8px;margin-top:14px;flex-wrap:wrap;align-items:center}
.btn{border:0;border-radius:8px;padding:10px 16px;min-height:44px;font-weight:600}
.btn:hover:not(:disabled){box-shadow:inset 0 0 0 2px currentColor}
.btn:active:not(:disabled){transform:translateY(1px)}
.btn.primary{background:var(--brand);color:var(--brand-ink);flex:1;font-size:15.5px}
.btn.ghost{background:var(--surface-2);border:1px solid var(--line-strong)}
.btn:disabled{opacity:.6}
.mute{color:var(--mute);font-size:13px}
.status{margin:8px 0 0}

/* Results */
.empty{text-align:center;padding:40px 10px;color:var(--mute)}
.empty img{width:70px;height:70px;opacity:.7}
.riskwrap{display:grid;grid-template-columns:200px 1fr;gap:18px;align-items:center}
.gauge{max-width:100%;height:auto}
.gauge text{font-family:var(--font)}
.badge{display:inline-block;padding:4px 12px;border-radius:6px;color:#fff;font-weight:700;font-size:13px}
.t-low{background:var(--low)}.t-borderline{background:var(--border)}.t-intermediate{background:var(--mid)}.t-high{background:var(--high)}
.scale{position:relative;height:12px;border-radius:6px;margin:14px 0 4px;display:flex;overflow:hidden}
.scale>div{height:100%}
.scale-labels{position:relative;height:18px;font-size:12px;color:var(--mute)}
.scale-labels span{position:absolute;top:0;transform:translateX(-50%);white-space:nowrap}
.scale-labels span:first-child{transform:none}
.marker{position:absolute;top:-5px;width:4px;height:22px;background:var(--ink);border-radius:2px}
.flags{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}
.flag{background:rgba(234,138,0,.13);color:#9a5b00;border:1px solid rgba(234,138,0,.45);border-radius:6px;padding:2px 8px;font-size:13px}
[data-theme="dark"] .flag{color:#ffb84d}
.warn{background:rgba(234,138,0,.10);border:1px solid rgba(234,138,0,.45);padding:8px 10px;border-radius:8px;font-size:13.5px;margin-top:10px}
.dx{border:1px solid var(--line);border-radius:var(--radius);padding:12px 14px;margin-top:10px;background:var(--surface)}
.dx.mal{border-left:5px solid var(--high)}
.dx-head{display:flex;justify-content:space-between;gap:12px;align-items:baseline}
.dx-head h3{margin:0;font-size:15px}.dx-head .p{font-weight:700;font-variant-numeric:tabular-nums}
.bar{height:7px;background:var(--surface-2);border-radius:4px;margin:7px 0}.bar>div{height:100%;border-radius:4px;background:var(--brand)}
.dx.mal .bar>div{background:var(--high)}
.tag{display:inline-block;font-size:12.5px;padding:2px 8px;border-radius:6px;margin:2px 4px 2px 0}
.tag.pos{background:rgba(22,163,74,.12);color:#166534}.tag.neg{background:rgba(220,38,38,.10);color:#b91c1c}
[data-theme="dark"] .tag.pos{color:#4ade80}[data-theme="dark"] .tag.neg{color:#f87171}
.pill{font-size:12px;background:var(--high);color:#fff;border-radius:6px;padding:1px 6px;margin-left:6px}
details{margin-top:6px}
summary{color:var(--brand);font-size:13.5px;padding:4px 0}
summary:hover{text-decoration:underline}
.refs{margin:6px 0 0;padding-left:18px}.refs li{font-size:12.5px;color:var(--mute);margin:2px 0}
.disc{font-size:12.5px;color:var(--mute);border-top:1px solid var(--line);margin-top:14px;padding-top:10px}

/* Batch, library, evidence */
.drop{display:block;border:2px dashed var(--line-strong);border-radius:var(--radius);padding:34px;text-align:center;background:var(--surface-2);color:var(--ink);font-size:14px;margin:0}
.drop:hover,.drop.over{border-style:solid;border-color:var(--brand)}
.drop:focus-within{outline:3px solid var(--focus);outline-offset:2px}
.drop b{color:var(--brand);text-decoration:underline}
table{border-collapse:collapse;width:100%;font-size:14px}
th,td{text-align:left;padding:8px;border-bottom:1px solid var(--line);vertical-align:top}
th{color:var(--mute);font-weight:600;font-size:13px}
caption{text-align:left;color:var(--mute);font-size:13px;padding-bottom:6px}
.lib-tools{display:grid;grid-template-columns:1fr minmax(160px,240px);gap:10px;margin-bottom:10px}
.lib-tools label{margin-top:0}
.cat{font-size:12px;border-radius:6px;padding:1px 7px;background:var(--surface-2);border:1px solid var(--line)}
.cols2{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin:16px 0 30px;align-items:start}
.cols2>.card{margin-top:0}
.stack{margin:16px 0 30px}
.grid>*,.cols2>*,.row2>*,.row3>*,.lib-tools>*{min-width:0}
input,select,textarea{min-width:0}
.num{font-variant-numeric:tabular-nums;white-space:nowrap}
.big{font-size:18px;font-weight:700}
footer{border-top:1px solid var(--line);color:var(--mute);font-size:13px;padding:18px 0 30px}
.hidden{display:none !important}
.spinner{width:18px;height:18px;border:3px solid rgba(255,255,255,.4);border-top-color:#fff;border-radius:50%;animation:spin .8s linear infinite;display:inline-block;vertical-align:-3px}
@keyframes spin{to{transform:rotate(360deg)}}

/* Tablet: one column for the form, capped and centred. */
@media (max-width:1000px){
  .grid{grid-template-columns:1fr;max-width:760px;margin-left:auto;margin-right:auto}
  .sticky{position:static}
  .riskwrap{grid-template-columns:1fr;justify-items:center;text-align:center}
  .topbar{position:static}
  .topbar .wrap{flex-wrap:wrap;padding:8px 16px;gap:8px}
  .iconbtn{margin-left:auto}
  .topbar nav{order:3;width:100%;margin-left:0}
  .tabs{display:grid;grid-template-columns:repeat(auto-fit,minmax(72px,1fr))}
  .wrap{padding:0 14px}
  .page-head h1{font-size:22px}
}
/* Touch screens and narrow windows: 44 px targets with gaps between them (R-03). */
@media (max-width:1000px),(pointer:coarse){
  .tabs button,.chip,.checks label,summary,input[type=text],input[type=number],input[type=search],select{min-height:44px}
  .chips{gap:8px}
  .chip{padding:6px 12px}
  summary{display:flex;align-items:center}
  .checks{gap:6px 12px}
}
/* Phone: tables become stacked cards. */
@media (max-width:760px){
  .cols2,.lib-tools{grid-template-columns:1fr}
  table.rtable,table.rtable tbody,table.rtable tr,table.rtable td{display:block;width:100%}
  table.rtable thead{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
  table.rtable tr{border-bottom:1px solid var(--line);padding:8px 0}
  table.rtable td{border:0;padding:4px 0}
  table.rtable td[data-label]::before{content:attr(data-label);display:block;font-size:12.5px;font-weight:600;color:var(--mute)}
  .num{white-space:normal}
}
@media (max-width:520px){
  .row3{grid-template-columns:1fr 1fr}.row3>div:first-child{grid-column:1/-1}
  .row2{grid-template-columns:1fr}
  .card{padding:14px}
  .drop{padding:24px 14px}
}
@media (max-width:400px){
  .checks{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none !important;transition:none !important;scroll-behavior:auto !important}
}
@media print{
  .topbar,.notice,.page-head,#form-col,.actions,.no-print,footer{display:none !important}
  body{background:#fff}.grid{grid-template-columns:1fr}.card{border:0}
  #print-head{display:block !important}
}