:root {
  --refinery-orange: #e8501f;
  --refinery-dark: #46474c;
  --bg: #f4f4f5;
  --card: #ffffff;
  --border: #dcdcdf;
  --good: #2f9e44;
  --danger: #e03131;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--refinery-dark);
}

.header {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--refinery-dark);
  color: white;
  padding: 12px 16px;
}
.header img { height: 36px; }
.header .title { font-weight: 700; font-size: 18px; letter-spacing: 0.3px; }
.header .sub { font-size: 12px; opacity: 0.75; }
.header .spacer { flex: 1; }
.header button {
  background: transparent;
  border: 1px solid rgba(255,255,255,0.4);
  color: white;
  padding: 6px 12px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 13px;
}
.header button:hover { background: rgba(255,255,255,0.1); }

.view { max-width: 760px; margin: 0 auto; padding: 16px; }

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
  margin-bottom: 12px;
}

.section-title { font-size: 20px; font-weight: 700; margin: 4px 0 12px; }

.btn {
  display: inline-block;
  border: none;
  border-radius: 8px;
  padding: 10px 16px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  background: var(--refinery-orange);
  color: white;
}
.btn:hover { filter: brightness(0.95); }
.btn.secondary { background: white; color: var(--refinery-dark); border: 1px solid var(--border); }
.btn.danger { background: var(--danger); }
.btn.block { display: block; width: 100%; text-align: center; }
.btn:disabled { opacity: 0.5; cursor: default; }

.text-field, select, textarea {
  width: 100%;
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 14px;
  font-family: inherit;
}
textarea { resize: vertical; min-height: 44px; }

.form-row { margin-bottom: 12px; }
.form-row label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 4px; }

.list-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  margin-bottom: 8px;
  cursor: pointer;
  background: var(--card);
}
.list-item:hover { border-color: var(--refinery-orange); }
.list-item .li-main { font-weight: 600; }
.list-item .li-sub { font-size: 12px; color: #777; }
.badge {
  display: inline-block;
  padding: 3px 9px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
}
.badge.ok { background: #ebfbee; color: var(--good); }
.badge.warn { background: #fff0e6; color: var(--refinery-orange); }

.room-row {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px;
  margin-bottom: 10px;
}
.room-row-head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}
.room-num {
  font-weight: 700;
  font-size: 15px;
  min-width: 76px;
}
.room-resident {
  flex: 1;
  font-size: 13px;
  padding: 6px 8px;
}
.room-row label.checkbox {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  white-space: nowrap;
}

.empty-state { color: #888; text-align: center; padding: 24px 0; }
.error-msg { color: var(--danger); font-size: 13px; margin-top: 6px; min-height: 16px; }

.toast-host { position: fixed; bottom: 16px; left: 50%; transform: translateX(-50%); z-index: 50; }
.toast {
  background: var(--refinery-dark);
  color: white;
  padding: 10px 16px;
  border-radius: 8px;
  margin-top: 8px;
  font-size: 14px;
}
.toast.error { background: var(--danger); }
.toast.success { background: var(--good); }

.hero { text-align: center; padding: 48px 16px; }
.hero img { height: 64px; margin-bottom: 16px; }

#printArea { display: none; }
#printArea .pr-title { font-size: 20px; font-weight: 800; }
#printArea .pr-sub { color: #666; margin-bottom: 16px; }
#printArea .pr-room {
  border-bottom: 1px solid #ccc;
  padding: 8px 0;
}
#printArea .pr-room .pr-num { font-weight: 700; }
#printArea .pr-room .pr-resident { color: #555; font-size: 13px; }
#printArea .pr-empty { color: #666; }

@media print {
  body * { visibility: hidden; }
  #printArea, #printArea * { visibility: visible; }
  #printArea { display: block; position: absolute; top: 0; left: 0; width: 100%; padding: 24px; }
}