:root {
  --brand: #e01f26;        /* Liftrucks red (sampled from logo) — change to your brand */
  --brand-dark: #b3171c;
  --ink: #1d2125;
  --muted: #5b6670;
  --bg: #121212;          /* near-black to match the logo */
  --card: #ffffff;
  --line: #e2e7ec;
  --ok: #1f9d55;
  --radius: 14px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: #e7e9ec;          /* light text on the black page */
  -webkit-text-size-adjust: 100%;
}

.wrap {
  max-width: 760px;
  margin: 0 auto;
  padding: 24px 18px 64px;
}

header.bar {
  background: #0d0d0d;
  color: #fff;
  padding: 14px 18px;
  display: flex;
  align-items: center;
  gap: 16px;
  border-bottom: 1px solid #262626;
}
header.bar .logo-img {
  height: 56px;
  width: auto;
  max-width: 60vw;
  object-fit: contain;
  display: block;
}
header.bar .sub { color: #c7ccd2; font-size: 1rem; }

h1 { font-size: 1.8rem; margin: 18px 0 6px; }
h2 { font-size: 1.3rem; margin: 0 0 10px; }
p.lead { color: #aeb6bf; font-size: 1.05rem; margin-top: 0; }
.card .lead, .card p.lead { color: var(--muted); }

.card {
  background: var(--card);
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
  margin: 16px 0;
  box-shadow: 0 1px 2px rgba(0,0,0,.25);
}

label { display: block; font-weight: 600; margin: 14px 0 6px; }
input[type=text], input[type=email], input[type=tel], textarea, select {
  width: 100%;
  font-size: 1.1rem;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
}
textarea { min-height: 90px; resize: vertical; }
.req { color: var(--brand); }
small.hint { color: var(--muted); }

.btn {
  display: inline-block;
  border: 0;
  border-radius: 12px;
  background: var(--brand);
  color: #fff;
  font-size: 1.15rem;
  font-weight: 700;
  padding: 16px 26px;
  cursor: pointer;
  text-decoration: none;
  text-align: center;
}
.btn:hover { background: var(--brand-dark); }
.btn.secondary { background: #eef1f4; color: var(--ink); }
.btn.big { width: 100%; padding: 26px; font-size: 1.4rem; margin: 10px 0; }
.btn.ghost { background: transparent; color: var(--muted); }

.btn-row { display: flex; gap: 12px; margin-top: 20px; }
.btn-row .btn { flex: 1; }

/* Start screen */
.start-grid { display: grid; gap: 16px; margin-top: 22px; }
.qr-box { text-align: center; }
.qr-box img { width: 200px; height: 200px; background: #fff; padding: 10px; border-radius: 12px; border: 1px solid var(--line); }

/* Group choices */
.group-list { display: grid; gap: 14px; }
.group-choice {
  display: block; text-align: left; background: var(--card); color: var(--ink);
  border: 2px solid var(--line); border-radius: var(--radius);
  padding: 20px; cursor: pointer; font-size: 1.2rem; font-weight: 700;
}
.group-choice .desc { font-weight: 400; color: var(--muted); font-size: .98rem; margin-top: 4px; }
.group-choice:hover { border-color: var(--brand); }

/* Slides */
.slide { min-height: 280px; }
.slide img { max-width: 100%; border-radius: 10px; margin: 12px 0; }
.progress { display: flex; gap: 6px; margin: 18px 0; }
.progress span { flex: 1; height: 6px; border-radius: 6px; background: var(--line); }
.progress span.on { background: var(--brand); }

/* Evacuation */
.evac-map { width: 100%; border-radius: 12px; border: 1px solid var(--line); }
.assembly { background: #fff7e6; border-left: 4px solid #e0a106; padding: 12px 16px; border-radius: 8px; white-space: pre-line; }

.notice { background: #eef7f0; border-left: 4px solid var(--ok); padding: 14px 16px; border-radius: 8px; }
.center { text-align: center; }
.big-ok { font-size: 3rem; color: var(--ok); }

/* Admin */
table.data { width: 100%; border-collapse: collapse; background: #fff; }
table.data th, table.data td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--line); font-size: .95rem; }
table.data th { background: #f7f9fb; }
.adminnav a { margin-right: 16px; font-weight: 600; color: var(--brand); text-decoration: none; }
.flash { background: #eef7f0; border: 1px solid var(--ok); color: #145c33; padding: 12px 16px; border-radius: 8px; margin: 12px 0; }
.tag { display: inline-block; padding: 2px 8px; border-radius: 20px; font-size: .8rem; background: #eef1f4; }
.tag.off { background: #fde8e8; color: #a81c22; }