:root{
  /* Surface */
  --bg:#F4F6F9;
  --bg-2:#EAEFF5;
  --panel:#ffffff;
  --panel-soft:#F8FAFC;
  --line:#DBE2EA;
  --line-strong:#C2CDDA;
  --shadow:0 20px 60px rgba(11,37,69,.12);
  --radius:18px;

  /* Ink */
  --ink:#0B2545;
  --ink-2:#1C3A5E;
  --muted:#5B6B82;

  /* Brand / interactive */
  --primary:#1A5FB4;
  --primary-2:#0B2545;
  --primary-soft:#E7EFFA;

  --confirmed:#15803D;
  --confirmed-bg:#E7F6EC;
  --confirmed-line:#A9DDBB;
  --likely:#1D8A4E;
  --likely-bg:#ECF8EF;
  --likely-line:#B9E3C6;
  --possible:#B45309;
  --possible-bg:#FEF3DC;
  --possible-line:#F2D49B;
  --manual:#B45309;
  --manual-bg:#FEF3DC;
  --manual-line:#F2D49B;
  --notsame:#475569;
  --notsame-bg:#EEF1F5;
  --notsame-line:#CBD5E1;
  --noevidence:#475569;
  --noevidence-bg:#EEF1F5;
  --noevidence-line:#CBD5E1;

  --good:#15803D;
  --warn:#B45309;
  --bad:#B91C1C;
}

*{box-sizing:border-box}
html,body{min-height:100%}
body{
  margin:0;
  font-family:"Inter",-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
.mono{font-family:"JetBrains Mono","SFMono-Regular",Consolas,"Liberation Mono",monospace}
button,input{font:inherit}
button{transition:background .16s ease,border-color .16s ease,transform .12s ease,box-shadow .16s ease;cursor:pointer}
button:hover:not(:disabled){transform:translateY(-1px)}
button:disabled{cursor:not-allowed;opacity:.45}
button:focus-visible,input:focus-visible,a:focus-visible{outline:3px solid #8FB6E8;outline-offset:2px}

.app-shell{
  max-width:1040px;margin:0 auto;padding:28px 20px 60px;min-height:100dvh;
}

.auth-view,.workspace-view{width:100%}
.auth-view{display:grid;place-items:center;min-height:calc(100dvh - 88px)}
.workspace-view{display:none}
.is-signed-in .auth-view{display:none}
.is-signed-in .workspace-view{display:block}

.landing-card{
  display:grid;grid-template-columns:1fr 1fr;width:100%;max-width:880px;
  background:var(--panel);border-radius:24px;box-shadow:var(--shadow);overflow:hidden;
}
.brand-panel{
  background:linear-gradient(160deg,var(--primary-2) 0%,#102E54 55%,var(--primary) 130%);
  color:#fff;padding:48px 40px;display:flex;flex-direction:column;justify-content:center;gap:20px;position:relative;
}
.brand-panel::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 85% 15%,rgba(255,255,255,.10),transparent 45%);
  pointer-events:none;
}
.mark-wrap{display:flex;align-items:center;gap:10px}
.uone-mark{
  width:40px;height:40px;border-radius:11px;background:rgba(255,255,255,.14);
  display:grid;place-items:center;font-weight:800;font-size:18px;letter-spacing:-.02em;
}
.uone-wordmark{font-weight:800;font-size:18px;letter-spacing:.02em}
.brand-copy{margin-top:6px}
.eyebrow{margin:0 0 10px;font-size:11px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:#9FC0EA}
.brand-panel h1{margin:0 0 14px;font-size:26px;line-height:1.18;letter-spacing:-.03em;font-weight:780}
.brand-lead{margin:0;font-size:14.5px;line-height:1.55;color:#CFE0F4;font-weight:520}
.brand-note{margin:0;font-size:12px;color:#8FAFD6;font-weight:600}

.login-card{padding:44px 40px;display:flex;flex-direction:column;justify-content:center}
.login-topline{display:flex;align-items:center;gap:8px;margin-bottom:14px}
.login-kicker{font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.secure-dot{width:7px;height:7px;border-radius:50%;background:var(--confirmed);box-shadow:0 0 0 3px var(--confirmed-bg)}
.login-card h2{margin:0 0 24px;font-size:22px;letter-spacing:-.02em;color:var(--ink)}
.credential-stack{display:grid;gap:16px}
.field{display:grid;gap:7px}
.field span{font-size:12.5px;font-weight:700;color:var(--muted);letter-spacing:.01em}
.field input{
  height:46px;border-radius:11px;border:1.5px solid var(--line);padding:0 13px;
  font-size:14.5px;font-weight:600;color:var(--ink);background:#fff;
}
.field input::placeholder{color:#9AA8BC;font-weight:500}
.field input:focus{border-color:var(--primary);box-shadow:0 0 0 4px var(--primary-soft);outline:none}

.primary-btn,.secondary-btn{
  border-radius:11px;font-weight:740;font-size:14px;letter-spacing:-.005em;
  border:1.5px solid transparent;padding:0 18px;display:inline-flex;align-items:center;justify-content:center;gap:8px;
}
.primary-btn{background:var(--primary);color:#fff;box-shadow:0 8px 20px rgba(26,95,180,.28)}
.primary-btn:hover:not(:disabled){background:var(--primary-2);box-shadow:0 12px 26px rgba(11,37,69,.3)}
.secondary-btn{background:#fff;color:var(--ink-2);border-color:var(--line-strong)}
.secondary-btn:hover:not(:disabled){border-color:var(--primary);background:var(--primary-soft);color:var(--primary-2)}
.secondary-btn.danger{color:var(--bad);border-color:#E3B3AE;background:#fff}
.secondary-btn.danger:hover:not(:disabled){background:#FDF1EF;border-color:var(--bad)}
.login-btn{width:100%;height:48px;margin-top:22px;font-size:15px}
.login-status{min-height:22px;margin-top:14px;text-align:center;font-size:13px;font-weight:700;color:var(--muted)}
.login-status.good{color:var(--good)}
.login-status.warn{color:var(--warn)}
.login-status.bad{color:var(--bad)}

/* ── Workspace (everything below requires a valid session) ──────────── */
.workspace-view{background:transparent}
.workspace-header{
  display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
  margin-bottom:20px;
}
.workspace-brand{display:flex;align-items:center;gap:14px}
.uone-logo{
  display:flex;align-items:center;justify-content:center;min-width:128px;height:48px;
  border-radius:13px;background:linear-gradient(160deg,var(--primary-2),var(--primary));color:#fff;
  box-shadow:0 10px 26px rgba(11,37,69,.22);
}
.uone-logo.small{min-width:108px;height:42px}
.logo-u{font-size:26px;font-weight:820;line-height:1}
.logo-one{font-size:26px;font-weight:740;line-height:1;color:#BFDBFA}
.uone-logo.small .logo-u,.uone-logo.small .logo-one{font-size:21px}
.screen-reader-title{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}

.workspace-kicker{margin:0 0 2px;color:var(--primary);font-size:11.5px;font-weight:760;letter-spacing:.12em;text-transform:uppercase}
.workspace-header h2{margin:0;font-size:25px;line-height:1.08;letter-spacing:-.03em;color:var(--ink)}
.header-actions{display:flex;align-items:center;gap:9px;flex-wrap:wrap;justify-content:flex-end}
.quota-pill,.badge,.step-pill{
  display:inline-flex;align-items:center;height:30px;padding:0 12px;border-radius:8px;
  font-size:12px;font-weight:750;letter-spacing:.01em;
}
.quota-pill{background:var(--primary-soft);color:var(--primary-2);border:1px solid #C9DCF2;font-family:"JetBrains Mono","SFMono-Regular",Consolas,monospace;font-weight:650}
.badge.locked{background:#FDF1EF;color:var(--bad);border:1px solid #ECC2BC}
.badge.unlocked{background:var(--confirmed-bg);color:var(--confirmed);border:1px solid var(--confirmed-line)}
.signout-btn{min-height:34px;height:34px;padding:0 13px;font-size:12.5px}

.panel{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 24px;box-shadow:0 10px 28px rgba(11,37,69,.06);
}
.panel + .panel{margin-top:16px}
.panel-title-row{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}
.panel h3{margin:0;font-size:17px;letter-spacing:-.02em;color:var(--ink-2);font-weight:740}
.step-pill{background:var(--panel-soft);color:var(--muted);border:1px solid var(--line)}

.workspace-grid.single-col{display:block}

/* ── Run a Check panel ───────────────────────────────────────────────── */
.batch-name-field{margin-bottom:16px}
.batch-name-field input{
  width:100%;height:44px;border-radius:10px;border:1.5px solid var(--line);
  padding:0 13px;font-size:14px;font-weight:600;color:var(--ink);background:#fff;
}
.batch-name-field input:focus{border-color:var(--primary);box-shadow:0 0 0 4px var(--primary-soft);outline:none}

.template-link-row{margin-bottom:14px}
.template-link{
  display:inline-flex;align-items:center;gap:7px;font-size:12.5px;font-weight:700;
  color:var(--primary);text-decoration:none;border-bottom:1px solid transparent;
}
.template-link:hover{border-bottom-color:var(--primary)}
.template-link svg{width:14px;height:14px;flex:none}

.file-zone{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;
  border:2px dashed var(--line-strong);border-radius:14px;padding:30px 18px;
  cursor:pointer;text-align:center;background:var(--panel-soft);
}
.file-zone:hover{border-color:var(--primary);background:var(--primary-soft)}
.file-zone input{display:none}
.file-icon{
  width:38px;height:38px;border-radius:10px;display:grid;place-items:center;
  background:var(--primary-soft);color:var(--primary);font-size:17px;font-weight:800;margin-bottom:4px;
}
.file-title{font-size:15.5px;font-weight:740;color:var(--ink)}
.file-subtitle{max-width:100%;font-size:12.5px;font-weight:600;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.check-row{display:flex;align-items:flex-start;gap:9px;margin:16px 0 0;color:var(--muted);font-size:12.5px;font-weight:600;line-height:1.4}
.check-row input{margin-top:2px;accent-color:var(--primary)}

/* Uniform button grid: all four actions identical size, differentiated
   only by color — deliberate, grid-aligned, not improvised */
.control-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:18px}
.control-grid .primary-btn,.control-grid .secondary-btn{width:100%;height:50px;font-size:14px}
@media (max-width:680px){
  .control-grid{grid-template-columns:repeat(2,1fr)}
}

/* ── Progress panel ───────────────────────────────────────────────────── */
.progress-wrap{margin-top:2px}
.progress-meta{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px;font-size:12.5px;font-weight:700;color:var(--muted)}
.progress-track{height:10px;border-radius:999px;background:var(--bg-2);overflow:hidden}
.progress-bar{height:100%;width:0;background:linear-gradient(90deg,var(--primary),var(--confirmed));border-radius:999px;transition:width .3s ease}
.status-box{
  margin-top:14px;padding:13px 15px;border-radius:11px;background:var(--panel-soft);
  border:1px solid var(--line);font-size:13px;font-weight:600;color:var(--ink-2);
  white-space:pre-line;line-height:1.5;
}
.status-box.good{background:var(--confirmed-bg);border-color:var(--confirmed-line);color:var(--confirmed)}
.status-box.warn{background:var(--possible-bg);border-color:var(--possible-line);color:var(--possible)}
.status-box.bad{background:#FDF1EF;border-color:#ECC2BC;color:var(--bad)}

/* ── Results Overview — instrument-readout tiles ─────────────────────── */
.results-summary-row{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:18px}
.summary-chip{
  display:flex;flex-direction:column;gap:3px;padding:10px 16px;border-radius:11px;
  background:var(--panel-soft);border:1px solid var(--line);min-width:128px;
}
.summary-chip .stat-label{font-size:10.5px}
.summary-chip .stat-value{font-size:18px}

.results-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.outcome-tile{
  border-radius:12px;padding:14px 16px;display:flex;flex-direction:column;gap:7px;
  background:var(--panel-soft);border:1px solid var(--line);border-left:4px solid var(--line-strong);
}
.outcome-tile .stat-label{font-size:11.5px;font-weight:740;color:var(--muted);text-transform:uppercase;letter-spacing:.03em;line-height:1.3}
.outcome-tile .stat-value{font-family:"JetBrains Mono","SFMono-Regular",Consolas,monospace;font-size:26px;font-weight:700;color:var(--ink);letter-spacing:-.01em}

.outcome-tile.confirmed{background:var(--confirmed-bg);border-color:var(--confirmed-line);border-left-color:var(--confirmed)}
.outcome-tile.confirmed .stat-value{color:var(--confirmed)}
.outcome-tile.likely{background:var(--likely-bg);border-color:var(--likely-line);border-left-color:var(--likely)}
.outcome-tile.likely .stat-value{color:var(--likely)}
.outcome-tile.possible{background:var(--possible-bg);border-color:var(--possible-line);border-left-color:var(--possible)}
.outcome-tile.possible .stat-value{color:var(--possible)}
.outcome-tile.manual{background:var(--manual-bg);border-color:var(--manual-line);border-left-color:var(--manual)}
.outcome-tile.manual .stat-value{color:var(--manual)}
.outcome-tile.notsame{background:var(--notsame-bg);border-color:var(--notsame-line);border-left-color:var(--notsame)}
.outcome-tile.notsame .stat-value{color:var(--notsame)}
.outcome-tile.noevidence{background:var(--noevidence-bg);border-color:var(--noevidence-line);border-left-color:var(--noevidence)}
.outcome-tile.noevidence .stat-value{color:var(--noevidence)}

@media (max-width:720px){
  .app-shell{padding:16px 14px 28px;min-height:100dvh}
  .auth-view{min-height:calc(100dvh - 44px)}
  .landing-card{grid-template-columns:1fr;max-width:430px;border-radius:22px}
  .brand-panel{display:flex;padding:28px 28px;min-height:210px}
  .brand-panel h1{font-size:22px;line-height:1.18}
  .brand-lead{font-size:13.5px;line-height:1.48}
  .login-card{padding:28px 28px 30px}
  .login-card h2{font-size:21px;margin-bottom:20px}
  .field input{height:46px}
  .login-btn{height:48px}
  .results-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:420px){
  .app-shell{padding:10px 10px 22px}
  .auth-view{min-height:calc(100dvh - 32px)}
  .landing-card{border-radius:20px}
  .brand-panel{padding:22px 22px;min-height:185px}
  .mark-wrap{gap:8px}
  .uone-mark{width:36px;height:36px;border-radius:10px}
  .brand-panel h1{font-size:20px;line-height:1.18;margin-bottom:10px}
  .brand-lead{font-size:12.8px;line-height:1.42}
  .login-card{padding:22px 22px 24px}
  .login-card h2{font-size:20px;margin-bottom:18px}
  .credential-stack{gap:13px}
  .control-grid{grid-template-columns:1fr}
  .results-grid{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){
  button,*{transition:none !important}
}

/* ── Responsive workspace layout: desktop uses width, mobile stays clean ── */
@media (min-width:981px){
  .app-shell{max-width:1240px;padding:18px 18px 28px;}
  .workspace-header{margin-bottom:14px;}
  .workspace-header h2{font-size:24px;}
  .uone-logo.small{min-width:108px;height:42px;}

  /* Logged-in workspace: balanced left/right columns with equal visual height. */
  .dashboard-grid{
    display:grid;
    grid-template-columns:minmax(0,1.08fr) minmax(0,.92fr);
    gap:16px;
    align-items:stretch;
  }
  .side-stack{
    display:grid;
    grid-template-rows:auto minmax(0,1fr);
    gap:16px;
    height:100%;
    min-height:0;
  }
  .upload-panel,.progress-panel,.results-panel{min-width:0;}
  .upload-panel{height:100%;display:flex;flex-direction:column;}
  .upload-panel .file-zone{flex:1;min-height:178px;}
  .upload-panel .control-grid{margin-top:auto;padding-top:14px;}
  .results-panel{height:100%;display:flex;flex-direction:column;min-height:0;}
  .results-summary-row{flex:none;}
  .results-grid{flex:1;align-content:stretch;}

  .panel{padding:18px 20px;border-radius:17px;}
  .panel + .panel{margin-top:0;}
  .panel-title-row{margin-bottom:12px;}
  .panel h3{font-size:16px;}
  .template-link-row{margin-bottom:10px;}
  .batch-name-field{margin-bottom:12px;}
  .batch-name-field input{height:42px;}
  .file-zone{min-height:178px;padding:22px 16px;}
  .file-icon{width:38px;height:38px;}
  .check-row{margin-top:12px;}
  .control-grid{gap:10px;margin-top:14px;}
  .control-grid .primary-btn,.control-grid .secondary-btn{height:48px;}
  .progress-track{height:9px;}
  .status-box{margin-top:10px;padding:11px 13px;min-height:44px;}
  .results-summary-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:9px;margin-bottom:12px;}
  .summary-chip{min-width:0;padding:9px 10px;}
  .summary-chip .stat-value{font-size:16px;}
  .results-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:9px;}
  .outcome-tile{padding:11px 12px;gap:5px;min-height:72px;height:100%;}
  .outcome-tile .stat-label{font-size:10.5px;}
  .outcome-tile .stat-value{font-size:22px;}
}

@media (min-width:981px) and (max-height:780px){
  .app-shell{padding-top:14px;padding-bottom:18px;}
  .workspace-header{margin-bottom:12px;}
  .dashboard-grid,.side-stack{gap:12px;}
  .panel{padding:16px 18px;}
  .upload-panel .file-zone,.file-zone{min-height:146px;padding:16px 14px;}
  .control-grid .primary-btn,.control-grid .secondary-btn{height:44px;}
  .outcome-tile{min-height:64px;padding:9px 11px;}
  .status-box{min-height:40px;}
}

@media (min-width:721px) and (max-width:980px){
  .app-shell{max-width:900px;padding:20px 16px 34px;}
  .dashboard-grid{display:grid;grid-template-columns:1fr;gap:14px;}
  .side-stack{display:grid;grid-template-columns:1fr 1fr;gap:14px;align-items:stretch;}
  .progress-panel,.results-panel{height:100%;}
  .panel + .panel{margin-top:0;}
  .results-summary-row{display:grid;grid-template-columns:1fr;gap:8px;}
  .summary-chip{min-width:0;}
  .results-grid{grid-template-columns:repeat(2,1fr);}
}

@media (max-width:720px){
  .dashboard-grid{display:grid;grid-template-columns:1fr;gap:12px;}
  .side-stack{display:grid;gap:12px;}
  .panel + .panel{margin-top:0;}
  .workspace-header{gap:12px;margin-bottom:14px;}
  .workspace-brand{width:100%;}
  .header-actions{width:100%;justify-content:space-between;}
  .quota-pill{flex:1;justify-content:center;}
  .panel{padding:18px 16px;}
  .file-zone{padding:24px 14px;}
  .results-summary-row{gap:8px;margin-bottom:12px;}
  .summary-chip{min-width:calc(50% - 4px);flex:1;}
}

@media (min-width:721px) and (max-width:860px){
  .side-stack{grid-template-columns:1fr;}
  .results-summary-row{grid-template-columns:repeat(3,minmax(0,1fr));}
  .results-grid{grid-template-columns:repeat(3,1fr);}
}