:root {
  --color-bg: #f4f6f8;
  --color-surface: #ffffff;
  --color-border: #dde3ea;
  --color-text: #1c2733;
  --color-muted: #667488;
  --color-primary: #1d5fae;
  --color-primary-dark: #164a89;
  --color-ready: #1f9d55;
  --color-ready-bg: #e7f7ee;
  --color-attention: #d97706;
  --color-attention-bg: #fef3e0;
  --color-na: #6b7684;
  --color-na-bg: #eceff2;
  --color-error: #c53030;
  --color-error-bg: #fdecec;
  --radius: 10px;
  --shadow: 0 1px 3px rgba(20, 30, 45, 0.08), 0 1px 2px rgba(20, 30, 45, 0.06);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--color-primary); }

.container {
  max-width: 760px;
  margin: 0 auto;
  padding: 16px 16px 64px;
}

.container.wide { max-width: 1100px; }

/* Top bar */
.topbar {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: 14px 16px;
  position: sticky;
  top: 0;
  z-index: 20;
}
.topbar-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}
.topbar h1 {
  font-size: 17px;
  margin: 0;
}
.topbar .subtitle {
  font-size: 12px;
  color: var(--color-muted);
  margin-top: 2px;
}
.topbar-nav { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.topbar-nav a, .topbar-nav .btn { font-size: 13px; }

/* Cards */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px;
  margin-bottom: 16px;
}
.card h2 {
  font-size: 16px;
  margin: 0 0 4px;
}
.card .card-desc {
  font-size: 13px;
  color: var(--color-muted);
  margin: 0 0 14px;
}

.section-title {
  font-size: 15px;
  font-weight: 700;
  margin: 28px 0 12px;
  padding-bottom: 6px;
  border-bottom: 2px solid var(--color-primary);
  color: var(--color-primary-dark);
}

/* Forms */
label { display: block; font-size: 13px; font-weight: 600; margin: 0 0 6px; color: var(--color-text); }
.field { margin-bottom: 16px; }
.field .hint { font-size: 12px; color: var(--color-muted); margin-top: 4px; }

input[type=text], input[type=password], input[type=number], select, textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  font-size: 15px;
  background: #fff;
  color: var(--color-text);
  font-family: inherit;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(29, 95, 174, 0.15);
}
textarea { resize: vertical; min-height: 64px; }

.row { display: flex; gap: 12px; flex-wrap: wrap; }
.row > .field { flex: 1 1 200px; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 18px;
  border-radius: 8px;
  border: 1px solid transparent;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
}
.btn-primary { background: var(--color-primary); color: #fff; }
.btn-primary:hover { background: var(--color-primary-dark); }
.btn-primary:disabled { background: #9db8d6; cursor: not-allowed; }
.btn-secondary { background: #fff; color: var(--color-primary); border-color: var(--color-primary); }
.btn-ghost { background: transparent; color: var(--color-primary); border: none; padding: 6px 4px; font-weight: 600; }
.btn-block { width: 100%; }
.btn-sm { padding: 6px 10px; font-size: 13px; }
.btn-danger-ghost { background: transparent; color: var(--color-error); border: none; padding: 4px 6px; font-size: 12px; cursor: pointer; }

.alert { padding: 10px 14px; border-radius: 8px; font-size: 13px; margin-bottom: 14px; }
.alert-error { background: var(--color-error-bg); color: var(--color-error); border: 1px solid #f3b9b9; }
.alert-success { background: var(--color-ready-bg); color: var(--color-ready); border: 1px solid #b8e6c9; }
.alert-info { background: #e8f1fc; color: var(--color-primary-dark); border: 1px solid #bcd7f5; }

.muted { color: var(--color-muted); }
.small { font-size: 12px; }
.hidden { display: none !important; }

/* Employee lookup */
.employee-display {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--color-ready-bg);
  border: 1px solid #b8e6c9;
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 14px;
}
.employee-display strong { display: block; font-size: 15px; }

/* Room add */
.inline-add { display: flex; gap: 8px; margin-top: 8px; }
.inline-add input { flex: 1; }

/* Room type radios */
.radio-cards { display: flex; gap: 10px; flex-wrap: wrap; }
.radio-card {
  flex: 1 1 160px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 10px 12px;
  cursor: pointer;
  font-size: 13px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.radio-card input { width: auto; margin: 0; }
.radio-card.checked { border-color: var(--color-primary); background: #eef4fc; }

/* Question card */
.question {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 14px 16px;
  margin-bottom: 12px;
  background: var(--color-surface);
}
.question-head { display: flex; gap: 10px; margin-bottom: 10px; }
.question-no {
  flex: none;
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 700;
}
.question-text { font-size: 14px; font-weight: 600; }

.status-options { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 4px; }
.status-btn {
  flex: 1 1 100px;
  text-align: center;
  padding: 9px 8px;
  border-radius: 8px;
  border: 1.5px solid var(--color-border);
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-muted);
  user-select: none;
}
.status-btn.ready.active { background: var(--color-ready-bg); border-color: var(--color-ready); color: var(--color-ready); }
.status-btn.attention.active { background: var(--color-attention-bg); border-color: var(--color-attention); color: var(--color-attention); }
.status-btn.na.active { background: var(--color-na-bg); border-color: var(--color-na); color: var(--color-na); }
.status-btn:focus-within { outline: 2px solid var(--color-primary); outline-offset: 1px; }
.status-btn input {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.issue-panel {
  margin-top: 10px;
  padding: 12px;
  background: var(--color-attention-bg);
  border: 1px solid #f3d9ad;
  border-radius: 8px;
}
.issue-panel .issue-label { font-size: 12px; font-weight: 700; color: var(--color-attention); margin-bottom: 8px; text-transform: uppercase; letter-spacing: 0.02em; }
.issue-grid { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 10px; }
.issue-chip {
  display: flex; align-items: center; gap: 6px;
  background: #fff;
  border: 1px solid #e6c489;
  border-radius: 20px;
  padding: 6px 12px;
  font-size: 12.5px;
  cursor: pointer;
}
.issue-chip input { width: auto; margin: 0; }
.issue-chip.checked { background: var(--color-attention); border-color: var(--color-attention); color: #fff; }

.custom-issue-list { display: flex; flex-direction: column; gap: 6px; margin-bottom: 8px; }
.custom-issue-row { display: flex; align-items: center; gap: 8px; background: #fff; border: 1px solid #e6c489; border-radius: 20px; padding: 4px 6px 4px 12px; font-size: 12.5px; }
.custom-issue-row span { flex: 1; }

.note-field textarea { min-height: 44px; font-size: 13px; }

/* Progress bar */
.progress-wrap { background: var(--color-surface); border-bottom: 1px solid var(--color-border); padding: 6px 16px; position: sticky; top: 57px; z-index: 19; }
.progress-track { max-width: 1100px; margin: 0 auto; height: 5px; background: var(--color-border); border-radius: 3px; overflow: hidden; }
.progress-fill { height: 100%; background: var(--color-primary); transition: width 0.2s ease; }

/* Stat tiles (admin) */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; margin-bottom: 20px; }
.stat-tile { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius); padding: 14px 16px; box-shadow: var(--shadow); }
.stat-tile .stat-value { font-size: 26px; font-weight: 800; }
.stat-tile .stat-label { font-size: 12px; color: var(--color-muted); text-transform: uppercase; letter-spacing: 0.03em; }
.stat-tile.ready .stat-value { color: var(--color-ready); }
.stat-tile.attention .stat-value { color: var(--color-attention); }
.stat-tile.na .stat-value { color: var(--color-na); }

/* Bars */
.bar-row { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; font-size: 13px; }
.bar-label { width: 130px; flex: none; color: var(--color-text); font-weight: 600; }
.bar-track { flex: 1; height: 18px; background: var(--color-na-bg); border-radius: 6px; overflow: hidden; display: flex; }
.bar-seg.ready { background: var(--color-ready); }
.bar-seg.attention { background: var(--color-attention); }
.bar-seg.na { background: var(--color-na); }
.bar-count { width: 90px; flex: none; text-align: right; color: var(--color-muted); font-size: 12px; }

/* Table */
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--color-border); vertical-align: top; }
th { font-size: 11px; text-transform: uppercase; letter-spacing: 0.03em; color: var(--color-muted); }
.table-wrap { overflow-x: auto; }
.tag { display: inline-block; padding: 2px 8px; border-radius: 12px; font-size: 11px; font-weight: 700; background: var(--color-attention-bg); color: var(--color-attention); margin: 2px 4px 2px 0; }

.filters { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 16px; }
.filters select { width: auto; min-width: 140px; }

/* Login */
.login-body { display: flex; align-items: center; justify-content: center; min-height: 100vh; padding: 20px; }
.login-card { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius); box-shadow: var(--shadow); padding: 28px; width: 100%; max-width: 340px; }
.login-card h1 { font-size: 19px; margin: 0 0 4px; }

.footer-note { text-align: center; margin-top: 24px; font-size: 12px; color: var(--color-muted); }

.spinner { display: inline-block; width: 14px; height: 14px; border: 2px solid #cdd8e6; border-top-color: var(--color-primary); border-radius: 50%; animation: spin 0.7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

@media (max-width: 480px) {
  .stat-tile .stat-value { font-size: 22px; }
  .bar-label { width: 90px; font-size: 12px; }
}