:root {
  --bg: #f8fafc;
  --surface: #ffffff;
  --text: #0f172a;
  --muted: #64748b;
  --border: #e2e8f0;
  --accent: #0369a1;
  --accent-contrast: #ffffff;
  --success: #15803d;
  --success-bg: #dcfce7;
  --fail: #b91c1c;
  --fail-bg: #fee2e2;
  --radius: 14px;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0f172a;
    --surface: #1e293b;
    --text: #f1f5f9;
    --muted: #94a3b8;
    --border: #334155;
    --accent: #38bdf8;
    --accent-contrast: #0f172a;
    --success: #4ade80;
    --success-bg: rgba(74, 222, 128, 0.15);
    --fail: #f87171;
    --fail-bg: rgba(248, 113, 113, 0.15);
    color-scheme: dark;
  }
}

:root[data-theme="dark"] {
  --bg: #0f172a;
  --surface: #1e293b;
  --text: #f1f5f9;
  --muted: #94a3b8;
  --border: #334155;
  --accent: #38bdf8;
  --accent-contrast: #0f172a;
  --success: #4ade80;
  --success-bg: rgba(74, 222, 128, 0.15);
  --fail: #f87171;
  --fail-bg: rgba(248, 113, 113, 0.15);
  color-scheme: dark;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-text-size-adjust: 100%;
}

body {
  min-height: 100vh;
  min-height: 100dvh;
  padding-bottom: env(safe-area-inset-bottom);
}

#app { display: flex; flex-direction: column; min-height: 100vh; min-height: 100dvh; }

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: calc(env(safe-area-inset-top) + 12px) 14px 12px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}

.topbar h1 {
  font-size: 17px;
  font-weight: 600;
  margin: 0;
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.topbar .sub {
  display: block;
  font-size: 12px;
  font-weight: 400;
  color: var(--muted);
}

.icon-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  border: none;
  background: transparent;
  color: var(--text);
  font-size: 20px;
  cursor: pointer;
}
.icon-btn:active { background: var(--border); }

.screen {
  flex: 1;
  padding: 14px 14px 100px;
  max-width: 640px;
  width: 100%;
  margin: 0 auto;
}

.empty-state {
  text-align: center;
  color: var(--muted);
  padding: 60px 20px;
  font-size: 15px;
}
.empty-state .big { font-size: 40px; display: block; margin-bottom: 10px; }

.card-list { display: flex; flex-direction: column; gap: 10px; }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px;
}

.job-card { display: block; width: 100%; text-align: left; cursor: pointer; }
.job-card .title { font-weight: 600; font-size: 16px; }
.job-card .meta { color: var(--muted); font-size: 13px; margin-top: 4px; }
.job-card .meta span + span::before { content: " · "; }

.section-heading {
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
  margin: 22px 0 8px;
}
.section-heading:first-child { margin-top: 4px; }

.scale-card { display: flex; gap: 12px; align-items: center; cursor: pointer; }
.scale-card .info { flex: 1; min-width: 0; }
.scale-card .title { font-weight: 600; font-size: 15px; }
.scale-card .meta { color: var(--muted); font-size: 13px; margin-top: 2px; }

.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
}
.badge.pass { background: var(--success-bg); color: var(--success); }
.badge.fail { background: var(--fail-bg); color: var(--fail); }
.badge.neutral { background: var(--border); color: var(--muted); }

.field { margin-bottom: 16px; }
.field label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--muted);
  margin-bottom: 6px;
}
.field input[type="text"],
.field input[type="date"],
.field input[type="number"],
.field input[type="email"],
.field textarea,
.field select {
  width: 100%;
  font-size: 16px;
  padding: 11px 12px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font-family: inherit;
}
.field textarea { resize: vertical; min-height: 60px; }

.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.field-row3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 8px; }

.field-inline { display: flex; gap: 6px; }
.field-inline input { flex: 1; min-width: 0; }
.field-inline button {
  flex: 0 0 44px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
}
.field-inline button.active { background: var(--accent); color: var(--accent-contrast); border-color: var(--accent); }
.field-row3 .field-inline button,
.field-row .field-inline button { flex: 0 0 34px; font-size: 16px; padding: 0; }

.seg {
  display: flex;
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
}
.seg button {
  flex: 1;
  padding: 10px 6px;
  border: none;
  background: var(--surface);
  color: var(--text);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  border-right: 1px solid var(--border);
}
.seg button:last-child { border-right: none; }
.seg button.active { background: var(--accent); color: var(--accent-contrast); }

fieldset {
  border: none;
  padding: 0;
  margin: 0 0 22px;
}
fieldset legend {
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--accent);
  padding: 0;
  margin-bottom: 10px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 18px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  width: 100%;
}
.btn-primary { background: var(--accent); color: var(--accent-contrast); border-color: var(--accent); }
.btn-danger { background: var(--fail-bg); color: var(--fail); border-color: transparent; }
.btn-row { display: flex; gap: 10px; }
.btn-row .btn { width: auto; flex: 1; }
.btn-icon-square { width: 48px; flex: 0 0 48px; padding: 13px 0; font-size: 18px; }

.action-bar {
  position: sticky;
  bottom: 0;
  padding: 10px 14px calc(env(safe-area-inset-bottom) + 10px);
  background: linear-gradient(to top, var(--bg) 60%, transparent);
}
.action-bar-inner {
  max-width: 640px;
  margin: 0 auto;
  display: flex;
  gap: 10px;
}

.toast {
  position: fixed;
  left: 50%;
  bottom: calc(env(safe-area-inset-bottom) + 90px);
  transform: translateX(-50%);
  background: var(--text);
  color: var(--bg);
  padding: 10px 16px;
  border-radius: 10px;
  font-size: 14px;
  z-index: 50;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}
.toast.show { opacity: 1; }

.hint { font-size: 12px; color: var(--muted); margin-top: 6px; }

.ref-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  margin-top: 8px;
}
.ref-table th, .ref-table td {
  border: 1px solid var(--border);
  padding: 6px 8px;
  text-align: left;
}
.ref-table th { background: var(--bg); color: var(--muted); font-weight: 600; }

.photo-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 10px;
}
.photo-grid:empty { margin-bottom: 0; }
.photo-thumb {
  position: relative;
  width: 84px;
  height: 84px;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--bg);
}
.photo-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  cursor: pointer;
  display: block;
}
.photo-del {
  position: absolute;
  top: 3px;
  right: 3px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: none;
  background: rgba(0, 0, 0, 0.6);
  color: #fff;
  font-size: 14px;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
}
.photo-lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 20px;
}
.photo-lightbox img {
  max-width: 100%;
  max-height: 100%;
  border-radius: 8px;
}