/* Base styles for the owner app, client portal and setup wizard.
   Buyers restyle the kit by changing these variables. */
:root {
  --brand: #1f4b99;
  --brand-ink: #ffffff;
  --ink: #1c2330;
  --muted: #5d6675;
  --line: #d9dee7;
  --surface: #ffffff;
  --page: #f5f7fb;
  --good: #1d7a46;
  --warn: #9a5b00;
  --bad: #b3261e;
  --radius: 10px;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root { --ink: #e8ecf3; --muted: #a3acbb; --line: #333b49; --surface: #1b212b; --page: #12161d; --brand: #6c9cff; --brand-ink: #0b1220; }
}
* { box-sizing: border-box; }
body { margin: 0; font: 16px/1.5 var(--font); color: var(--ink); background: var(--page); }
a { color: var(--brand); }
h1 { font-size: 1.5rem; margin: 0 0 1rem; }
h2 { font-size: 1.15rem; margin: 1.5rem 0 .5rem; }
.topbar { display: flex; justify-content: space-between; align-items: center; padding: .75rem 1rem; background: var(--surface); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 2; }
.sidenav { display: flex; gap: .25rem; overflow-x: auto; padding: .5rem 1rem; background: var(--surface); border-bottom: 1px solid var(--line); }
.sidenav a { padding: .35rem .7rem; border-radius: 999px; text-decoration: none; color: var(--ink); white-space: nowrap; }
.sidenav a.active { background: var(--brand); color: var(--brand-ink); }
.content { max-width: 1100px; margin: 0 auto; padding: 1.25rem 1rem 4rem; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 1rem; margin: 0 0 1rem; }
.grid { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.stat { font-size: 1.8rem; font-weight: 700; }
.muted { color: var(--muted); }
.flash { background: #e8f1ff; border: 1px solid var(--brand); padding: .6rem .8rem; border-radius: var(--radius); color: #10244a; }
.badge { display: inline-block; padding: .1rem .5rem; border-radius: 999px; font-size: .8rem; border: 1px solid var(--line); }
.badge.hot { background: #fde7e5; color: var(--bad); border-color: #f3b7b2; }
.badge.warm { background: #fff3dc; color: var(--warn); border-color: #f1d39b; }
.badge.good { background: #e3f4ea; color: var(--good); border-color: #a9d8bb; }
table { width: 100%; border-collapse: collapse; background: var(--surface); }
th, td { text-align: start; padding: .5rem; border-bottom: 1px solid var(--line); vertical-align: top; }
label { display: block; margin: .6rem 0 .2rem; font-weight: 600; }
input, select, textarea { width: 100%; padding: .55rem .6rem; border: 1px solid var(--line); border-radius: 8px; font: inherit; background: var(--surface); color: var(--ink); }
input[type=checkbox], input[type=radio] { width: auto; }
textarea { min-height: 6rem; }
button, .button { display: inline-block; padding: .55rem 1rem; border: 0; border-radius: 8px; background: var(--brand); color: var(--brand-ink); font: inherit; font-weight: 600; cursor: pointer; text-decoration: none; }
button.secondary, .button.secondary { background: transparent; color: var(--brand); border: 1px solid var(--brand); }
button.danger { background: var(--bad); color: #fff; }
button.link { background: none; color: var(--brand); padding: 0; }
form.inline { display: inline; }
.row { display: flex; gap: .5rem; flex-wrap: wrap; align-items: center; }
.stack > * + * { margin-top: .75rem; }
.ok { color: var(--good); } .warn { color: var(--warn); } .bad { color: var(--bad); }
.narrow { max-width: 520px; margin: 3rem auto; }
.approve-card { border: 2px solid var(--brand); }
@media (max-width: 640px) { .content { padding: 1rem .75rem 4rem; } th, td { padding: .4rem; font-size: .95rem; } }