/* Conduit Enterprise — shared design system.
   Palette: federal navy primary, white surfaces, Old Glory red accent.
   Vivid red (--danger) stays reserved for emergencies / quick-exit. */
:root{
  --bg:#f4f6fb; --surface:#ffffff; --surface-2:#f6f8fc;
  --ink:#0b1b33; --soft:#51607a; --faint:#8893a6;
  --line:#dde3ee; --line-2:#eaeef6;
  --brand:#0a3161; --brand-deep:#07203f; --brand-soft:#e7edf8; --brand-ink:#0a3161;
  --accent:#b31942;
  --ok:#1f7a55; --ok-bg:#e6f4ec;
  --warn:#9a6a00; --warn-bg:#fcf3da;
  --danger:#c8102e; --danger-bg:#fbeae8;
  --radius:12px; --radius-sm:8px;
  --shadow:0 1px 2px rgba(16,32,45,.06),0 6px 20px rgba(16,32,45,.06);
  --shadow-sm:0 1px 2px rgba(16,32,45,.08);
}
*{box-sizing:border-box}
html{ -webkit-text-size-adjust:100% }
body{margin:0;font-family:ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  background:var(--bg);color:var(--ink);line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:var(--brand)}
.wrap{max-width:1000px;margin:0 auto;padding:0 1.25rem}
.muted{color:var(--soft)} .faint{color:var(--faint)} .small{font-size:.86rem}
.center{text-align:center}
h1,h2,h3,h4{color:var(--ink);line-height:1.25;margin:0 0 .4rem}
h1{font-size:2.15rem;letter-spacing:-.02em} h2{font-size:1.5rem;letter-spacing:-.01em;margin-top:.2rem}
h3{font-size:1.08rem} h4{font-size:.98rem}

/* top bar — navy with a red accent line (red/white/blue) */
.topbar{background:var(--brand-deep);color:#fff;position:sticky;top:0;z-index:10;border-bottom:3px solid var(--accent)}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;gap:1rem;height:58px;flex-wrap:wrap}
.topbar .brand{font-weight:700;letter-spacing:.01em;color:#fff;text-decoration:none;display:flex;align-items:center;gap:.5rem}
.topbar .brand .dot{width:10px;height:10px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px rgba(179,25,66,.3)}
.topbar nav a{color:#c6d3ec;text-decoration:none;margin-left:1.25rem;font-size:.92rem}
.topbar nav a:hover{color:#fff}
.topbar .who{color:#aab8d6;font-size:.85rem}

/* instruction / how-to panel — white card with navy + red flag rule */
.howto{background:var(--surface);border:1px solid var(--line);border-left:5px solid var(--brand);
  border-radius:var(--radius);padding:1.1rem 1.3rem;margin:1.1rem 0;box-shadow:var(--shadow-sm)}
.howto h3{display:flex;align-items:center;gap:.5rem;margin:0 0 .5rem}
.howto h3::before{content:"";width:1.4rem;height:.9rem;border-radius:2px;flex:0 0 auto;
  background:linear-gradient(180deg,var(--accent) 0 33%,#fff 33% 66%,var(--brand) 66% 100%);border:1px solid var(--line)}
.howto ol,.howto ul{margin:.4rem 0 0;padding-left:1.2rem}
.howto li{margin:.3rem 0;color:var(--soft);font-size:.92rem}
.howto li b{color:var(--ink)}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:.4rem;background:var(--brand);color:#fff;border:1px solid var(--brand);
  padding:.62rem 1.15rem;border-radius:var(--radius-sm);font:inherit;font-weight:600;cursor:pointer;text-decoration:none;
  transition:filter .15s,transform .02s}
.btn:hover{filter:brightness(1.07)} .btn:active{transform:translateY(1px)}
.btn.ghost{background:#fff;color:var(--brand)} .btn.ghost:hover{background:var(--brand-soft)}
.btn.sub{background:var(--surface-2);color:var(--ink);border-color:var(--line)} .btn.sub:hover{background:#eef1f4}
.btn.danger{background:var(--danger);border-color:var(--danger)}
.btn.sm{padding:.4rem .8rem;font-size:.86rem;border-radius:7px}
.btn.block{width:100%;justify-content:center}
.btn[disabled]{opacity:.5;cursor:not-allowed}

/* cards & layout */
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:1.4rem;box-shadow:var(--shadow-sm)}
.card+.card{margin-top:1rem}
.stack>*+*{margin-top:1rem}
.grid{display:grid;gap:1rem}
.grid.cols-2{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.grid.cols-3{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.section{padding:2.4rem 0;border-top:1px solid var(--line)}
.eyebrow{color:var(--brand);font-weight:700;letter-spacing:.1em;text-transform:uppercase;font-size:.74rem}

/* forms */
label{display:block;font-weight:600;margin:.7rem 0 .3rem;font-size:.9rem}
input,select,textarea{width:100%;padding:.62rem .7rem;border:1px solid var(--line);border-radius:var(--radius-sm);
  font:inherit;background:#fff;color:var(--ink);transition:border-color .15s,box-shadow .15s}
input:focus,select:focus,textarea:focus{outline:0;border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-soft)}
textarea{min-height:120px;resize:vertical}
.help{color:var(--soft);font-size:.84rem;margin-top:.3rem}
.field{margin-bottom:.2rem}

/* badges & pills */
.badge{display:inline-block;padding:.15rem .6rem;border-radius:999px;font-size:.72rem;font-weight:700;
  letter-spacing:.03em;text-transform:uppercase;background:var(--brand-soft);color:var(--brand-ink)}
.badge.urgent{background:var(--warn-bg);color:var(--warn)}
.badge.emergency{background:var(--danger-bg);color:var(--danger)}
.badge.ok{background:var(--ok-bg);color:var(--ok)}
.badge.gray{background:#eef1f4;color:var(--soft)}
.pill{display:inline-block;background:var(--brand-soft);color:var(--brand-ink);border-radius:999px;
  padding:.2rem .7rem;font-size:.82rem;font-weight:600;margin:.15rem .2rem .15rem 0;cursor:pointer;border:1px solid transparent}
.pill:hover{border-color:var(--brand)}
.code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;background:var(--surface-2);border:1px solid var(--line);
  padding:.15rem .5rem;border-radius:6px;font-size:.86em}

/* table */
table{width:100%;border-collapse:collapse;font-size:.92rem}
th,td{text-align:left;padding:.6rem .5rem;border-bottom:1px solid var(--line-2);vertical-align:top}
th{font-size:.74rem;letter-spacing:.05em;text-transform:uppercase;color:var(--faint)}
tr.click{cursor:pointer} tr.click:hover{background:var(--surface-2)}

/* messages / notes */
.msg{border:1px solid var(--line);border-radius:var(--radius-sm);padding:.7rem .9rem;margin:.5rem 0;background:#fff}
.msg .who{font-weight:700;font-size:.82rem;color:var(--brand-ink)}
.msg .at{color:var(--faint);font-size:.76rem;margin-left:.4rem}
.msg.them{background:var(--brand-soft)}
.msg.note{background:var(--warn-bg);border-color:#ecd9a8}
.flash{padding:.7rem 1rem;border-radius:var(--radius-sm);margin:.6rem 0;font-size:.92rem}
.flash.ok{background:var(--ok-bg);color:var(--ok)} .flash.err{background:var(--danger-bg);color:var(--danger)}

/* footer */
footer.site{padding:2.2rem 0;color:var(--soft);font-size:.85rem;border-top:1px solid var(--line);margin-top:2rem}
.hide{display:none}
@media(max-width:640px){h1{font-size:1.7rem}.section{padding:1.6rem 0}.card{padding:1.1rem}}