:root {
  --ink: #1f2a3d;
  --muted: #5b6577;
  --line: #d9dee7;
  --bg: #f5f7fa;
  --card: #ffffff;
  --accent: #23466e;
  --accent-hover: #1a3654;
  color-scheme: light;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 24px;
  background: var(--accent);
  color: #fff;
}
.brand { font-weight: 600; letter-spacing: 0.01em; }
.signout { display: flex; align-items: center; gap: 12px; margin: 0; }
.signout span { font-size: 14px; opacity: 0.9; }
.signout button {
  font: inherit; font-size: 14px; color: #fff; background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.6); border-radius: 6px; padding: 4px 12px; cursor: pointer;
}
.signout button:hover { background: rgba(255, 255, 255, 0.12); }

main { flex: 1; width: 100%; max-width: 880px; margin: 0 auto; padding: 40px 16px; }

.card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 32px; }
.card.narrow { max-width: 480px; margin: 40px auto 0; }
h1 { font-size: 24px; margin: 0 0 12px; }
p { margin: 0 0 16px; }
.fine { font-size: 13px; color: var(--muted); margin-top: 16px; }

.button {
  display: inline-block; background: var(--accent); color: #fff; text-decoration: none;
  padding: 10px 20px; border-radius: 6px; font-weight: 600;
}
.button:hover { background: var(--accent-hover); }
.button:focus-visible, .signout button:focus-visible { outline: 3px solid #8fb3e0; outline-offset: 2px; }

.facts { display: grid; grid-template-columns: max-content 1fr; gap: 6px 20px; margin: 16px 0; }
.facts dt { color: var(--muted); }
.facts dd { margin: 0; }

footer { text-align: center; font-size: 12px; color: var(--muted); padding: 16px; }

@media (max-width: 600px) {
  .card { padding: 24px 20px; }
  .signout span { display: none; }
}

/* Upload page */
h2 { font-size: 18px; margin: 24px 0 8px; }
a { color: var(--accent); }

.steps { display: flex; gap: 8px; list-style: none; padding: 0; margin: 8px 0 24px; counter-reset: step; flex-wrap: wrap; }
.steps li { counter-increment: step; font-size: 14px; color: var(--muted); padding: 6px 12px; border: 1px solid var(--line); border-radius: 999px; }
.steps li::before { content: counter(step) ". "; }
.steps li.current { color: #fff; background: var(--accent); border-color: var(--accent); }

.file-pick { display: inline-block; position: relative; }
.file-pick input { position: absolute; inset: 0; opacity: 0; cursor: pointer; width: 100%; }
.file-pick span {
  display: inline-block; padding: 10px 20px; border-radius: 6px; font-weight: 600;
  background: var(--accent); color: #fff;
}
.file-pick:hover span { background: var(--accent-hover); }
.file-pick:focus-within span { outline: 3px solid #8fb3e0; outline-offset: 2px; }
.file-pick.small span { padding: 4px 10px; font-size: 13px; font-weight: 500; background: #fff; color: var(--accent); border: 1px solid var(--accent); }
.file-pick.small:hover span { background: #eef3f9; }

.status { min-height: 1.5em; margin-top: 12px; }
.status.error { color: #a12b2b; }

.issues { padding-left: 20px; margin: 0; }
.issues li { margin: 4px 0; }
.issues li.error { color: #a12b2b; }
.issues li.warning { color: #7a5a00; }

.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 8px; margin: 16px 0; }
table.cases { border-collapse: collapse; width: 100%; font-size: 14px; }
table.cases th, table.cases td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
table.cases th { background: #f0f3f7; font-weight: 600; white-space: nowrap; }
table.cases tr:last-child td { border-bottom: 0; }
table.cases .num { text-align: right; white-space: nowrap; }

.doc-list { list-style: none; padding: 0; margin: 0 0 6px; }
.doc-list li { display: flex; gap: 8px; align-items: baseline; font-size: 13px; }

.actions { display: flex; gap: 12px; justify-content: flex-end; margin-top: 20px; flex-wrap: wrap; }
button.primary, button.secondary { font: inherit; font-weight: 600; padding: 10px 20px; border-radius: 6px; cursor: pointer; }
button.primary { background: var(--accent); color: #fff; border: 1px solid var(--accent); }
button.primary:hover { background: var(--accent-hover); }
button.secondary { background: #fff; color: var(--accent); border: 1px solid var(--accent); }
button:disabled { opacity: 0.55; cursor: not-allowed; }
button.link { background: none; border: 0; padding: 0; color: #a12b2b; cursor: pointer; font: inherit; font-size: 12px; text-decoration: underline; }

.ack { display: flex; gap: 8px; align-items: center; margin-top: 12px; font-weight: 500; }