:root {
  --bg: #f5f6f8;
  --panel: #ffffff;
  --text: #1f2328;
  --muted: #6b7280;
  --border: #e3e5e9;
  --accent: #2563eb;
  --accent-text: #ffffff;
  --good: #15803d;
  --good-bg: #ecfdf3;
  --bad: #b42318;
  --bad-bg: #fef3f2;
  --warn: #92400e;
  --warn-bg: #fffaeb;
}

* { box-sizing: border-box; }

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

.page {
  max-width: 960px;
  margin: 0 auto;
  padding: 24px 16px 60px;
}

.flash {
  background: #eef2ff;
  border: 1px solid #c7d2fe;
  color: #3730a3;
  padding: 10px 14px;
  border-radius: 10px;
  margin-bottom: 16px;
}

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 24px;
  margin-bottom: 20px;
}

.card.narrow { max-width: 440px; margin-left: auto; margin-right: auto; }
.card.wide { max-width: 960px; }
.card.center { text-align: center; }

h1 { margin-top: 0; font-size: 1.5rem; }
h2 { font-size: 1.1rem; margin-top: 28px; }

.muted { color: var(--muted); font-size: 0.9rem; }
.hint { color: var(--muted); font-size: 0.82rem; margin-top: -8px; }

.form {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 16px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr auto;
  align-items: end;
  gap: 12px;
}

.form label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.9rem;
  font-weight: 600;
}

.form input[type="text"],
.form input[type="password"],
.form textarea,
.form input[type="file"] {
  font: inherit;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--panel);
  color: var(--text);
}

.form textarea { resize: vertical; }

.checkbox {
  flex-direction: row !important;
  align-items: center;
  gap: 8px !important;
}

button, .button {
  padding: 10px 18px;
  border: none;
  border-radius: 8px;
  background: var(--accent);
  color: var(--accent-text);
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
  text-align: center;
  width: fit-content;
}

.errors {
  background: var(--bad-bg);
  color: var(--bad);
  border: 1px solid var(--bad);
  padding: 10px 14px;
  border-radius: 10px;
  font-size: 0.9rem;
}

.flags {
  background: var(--warn-bg);
  border: 1px solid #fde68a;
  color: var(--warn);
  padding: 10px 14px;
  border-radius: 10px;
  margin: 12px 0;
  font-size: 0.9rem;
}

.flags ul { margin: 6px 0 0; padding-left: 20px; }

.admin-nav {
  display: flex;
  gap: 16px;
  align-items: center;
  padding: 12px 0 20px;
  font-size: 0.92rem;
}

.admin-nav a { color: var(--text); text-decoration: none; }
.admin-nav a:hover { color: var(--accent); }
.admin-nav .right { margin-left: auto; }

.table-wrap {
  overflow-x: auto;
}

.table {
  width: 100%;
  min-width: 480px;
  border-collapse: collapse;
  font-size: 0.88rem;
}

.table th, .table td {
  text-align: left;
  padding: 10px 8px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

.table th { color: var(--muted); font-weight: 600; }
.row-new { background: #fafaff; }

.badge {
  display: inline-block;
  padding: 2px 9px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 600;
  background: #f0f0f3;
  color: var(--muted);
}

.badge-new { background: #dbeafe; color: #1e40af; }
.badge-reviewed { background: #dcfce7; color: var(--good); }
.badge-done { background: #dcfce7; color: var(--good); }
.badge-error { background: var(--bad-bg); color: var(--bad); }

.badge-correct { background: var(--good-bg); color: var(--good); }
.badge-incorrect { background: var(--bad-bg); color: var(--bad); }
.badge-partially_correct { background: var(--warn-bg); color: var(--warn); }
.badge-unclear { background: #f0f0f3; color: var(--muted); }

.badge-conf-high { background: var(--good-bg); color: var(--good); }
.badge-conf-medium { background: var(--warn-bg); color: var(--warn); }
.badge-conf-low { background: var(--bad-bg); color: var(--bad); }

.files {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 10px 0 20px;
}

.files img {
  height: 140px;
  border-radius: 8px;
  border: 1px solid var(--border);
}

@media (max-width: 640px) {
  .form-row { grid-template-columns: 1fr; }
}