*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --navy:    #1F3964;
  --blue:    #2E75B6;
  --lt-blue: #BDD7EE;
  --green:   #2E7D32;
  --red:     #C62828;
  --amber:   #F57F17;
  --bg:      #F4F6F9;
  --white:   #FFFFFF;
  --text:    #1A1A1A;
  --muted:   #666;
  --radius:  8px;
  --shadow:  0 2px 8px rgba(0,0,0,.12);
}

body {
  font-family: "Segoe UI", system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  font-size: 15px;
}

/* ── layout ── */
header {
  background: var(--navy);
  color: #fff;
  padding: 12px 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  position: sticky; top: 0; z-index: 10;
}
header h1 { font-size: 1.1rem; flex: 1; }
nav { display: flex; gap: 8px; align-items: center; }
nav button {
  background: rgba(255,255,255,.15);
  border: none; color: #fff;
  padding: 6px 14px; border-radius: 20px; cursor: pointer; font-size: .85rem;
  position: relative;
}
nav button:hover { background: rgba(255,255,255,.25); }

main { max-width: 640px; margin: 24px auto; padding: 0 16px; }
.card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px;
  margin-bottom: 16px;
}
.hidden { display: none !important; }

/* ── badges ── */
.badge {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 12px;
  font-size: .78rem;
  font-weight: 600;
}
.badge.green  { background: #E8F5E9; color: var(--green); }
.badge.red    { background: #FFEBEE; color: var(--red); }
.badge.amber  { background: #FFF8E1; color: var(--amber); }
#badge-queue {
  background: var(--amber); color: #fff;
  border-radius: 10px; font-size: .7rem;
  padding: 1px 6px; position: absolute; top: -4px; right: -4px;
}

/* ── form elements ── */
label { display: block; font-size: .8rem; color: var(--muted); margin-bottom: 3px; margin-top: 12px; }
input, select, textarea {
  width: 100%; padding: 9px 12px;
  border: 1.5px solid #D0D7E2; border-radius: var(--radius);
  font-size: .95rem; outline: none;
}
input:focus, select:focus, textarea:focus { border-color: var(--blue); }
textarea { min-height: 60px; resize: vertical; }

.scan-row { display: flex; gap: 8px; align-items: flex-end; }
.scan-row input { flex: 1; }

/* ── buttons ── */
button.primary {
  background: var(--blue); color: #fff;
  border: none; padding: 10px 22px;
  border-radius: var(--radius); font-size: .95rem;
  cursor: pointer; font-weight: 600;
  transition: background .15s;
}
button.primary:hover { background: var(--navy); }
button.secondary {
  background: var(--white); color: var(--navy);
  border: 1.5px solid var(--navy);
  padding: 9px 20px; border-radius: var(--radius);
  font-size: .9rem; cursor: pointer;
}
.btn-row { display: flex; gap: 10px; margin-top: 16px; flex-wrap: wrap; }

/* ── info table ── */
.info-table { width: 100%; border-collapse: collapse; font-size: .9rem; }
.info-table th, .info-table td { padding: 6px 10px; border-bottom: 1px solid #EEF0F4; text-align: left; }
.info-table th { color: var(--muted); font-weight: 500; width: 38%; }

/* ── queue list ── */
.queue-item {
  border: 1px solid #E0E6EF; border-radius: var(--radius);
  padding: 12px 14px; margin-bottom: 10px;
}
.queue-item + .queue-item { margin-top: 0; }

/* ── toast ── */
.toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%);
  background: #333; color: #fff;
  padding: 12px 24px; border-radius: 24px;
  opacity: 0; transition: opacity .3s; pointer-events: none;
  z-index: 100; font-size: .9rem; max-width: 90vw; text-align: center;
}
.toast.show          { opacity: 1; }
.toast.ok            { background: var(--green); }
.toast.warn          { background: var(--amber); }
.toast.error         { background: var(--red); }

/* ── misc ── */
.muted  { color: var(--muted); font-size: .85rem; }
.error  { color: var(--red); font-size: .9rem; margin-top: 8px; }
.warn   { color: var(--amber); font-size: .9rem; }
.mt     { margin-top: 10px; }
h2 { font-size: 1rem; color: var(--navy); margin-bottom: 12px; }
p  { line-height: 1.5; }