:root {
  --bg: #f6f7fb;
  --card: #ffffff;
  --text: #1d2433;
  --muted: #5d6678;
  --border: #dbe1ea;
  --accent: #243b6b;
  --danger-bg: #fff3f1;
  --danger: #9d2b1f;
  --ok-bg: #eef8f2;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--text);
  background: var(--bg);
}
.page {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 32px 0 56px;
}
.hero {
  padding: 28px 0 18px;
}
.eyebrow {
  margin: 0 0 10px;
  color: var(--accent);
  font-weight: 700;
  letter-spacing: .02em;
}
h1 {
  margin: 0;
  font-size: clamp(2rem, 5vw, 3.8rem);
  line-height: 1;
}
.description {
  max-width: 860px;
  color: var(--muted);
  font-size: 1.06rem;
  line-height: 1.6;
}
.card, .error, .status {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 22px;
  margin: 18px 0;
  box-shadow: 0 8px 22px rgba(29, 36, 51, 0.05);
}
.upload-form {
  display: grid;
  gap: 12px;
  max-width: 520px;
}
label { font-weight: 700; }
input[type="file"] {
  border: 1px dashed var(--border);
  border-radius: 12px;
  padding: 16px;
  background: #fbfcff;
}
button {
  border: 0;
  border-radius: 12px;
  padding: 13px 18px;
  background: var(--accent);
  color: white;
  font-weight: 700;
  cursor: pointer;
}
button:hover { filter: brightness(1.05); }
.note { color: var(--muted); margin-bottom: 0; }
.error {
  background: var(--danger-bg);
  color: var(--danger);
  border-color: #ffd2cb;
}
.status {
  background: var(--ok-bg);
}
.table-wrap {
  overflow-x: auto;
}
table {
  width: 100%;
  border-collapse: collapse;
  font-size: .94rem;
}
th, td {
  border-bottom: 1px solid var(--border);
  padding: 12px;
  text-align: left;
  vertical-align: top;
}
th {
  background: #f0f3f8;
  color: #26344e;
  position: sticky;
  top: 0;
}
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}
h2 { margin-top: 0; }
h3 { margin-bottom: 6px; }
.questions {
  padding-left: 20px;
  line-height: 1.55;
}
.questions li { margin-bottom: 12px; }
@media (max-width: 800px) {
  .two-col { grid-template-columns: 1fr; }
}