:root {
  --bg: #f4f6f1;
  --panel: #ffffff;
  --ink: #10241c;
  --muted: #5b6f67;
  --line: #d6ddd8;
  --accent: #1f6b52;
  --danger: #8f2436;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  background:
    radial-gradient(circle at top left, #eef4dd 0%, transparent 25%),
    linear-gradient(180deg, #f7faf6 0%, #eef1eb 100%);
  color: var(--ink);
}

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

.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
  padding: 1.5rem 2rem;
  border-bottom: 1px solid var(--line);
}

.brand {
  font-size: 2rem;
  text-decoration: none;
  color: var(--ink);
}

.tagline {
  margin: 0.4rem 0 0;
  color: var(--muted);
}

.nav {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 2rem;
}

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  box-shadow: 0 12px 40px rgba(16, 36, 28, 0.05);
}

.hero {
  padding: 2rem;
}

.button,
button {
  appearance: none;
  border: 0;
  border-radius: 999px;
  background: var(--accent);
  color: white;
  padding: 0.8rem 1.2rem;
  text-decoration: none;
  cursor: pointer;
  font: inherit;
}

.danger {
  background: var(--danger);
}

.actions {
  display: flex;
  gap: 1rem;
  align-items: center;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th, td {
  padding: 0.75rem;
  border-bottom: 1px solid var(--line);
  text-align: left;
}

.status {
  display: inline-block;
  border-radius: 999px;
  padding: 0.2rem 0.65rem;
  background: #e6efe9;
}

.status-failed,
.error {
  color: var(--danger);
}

.viewer-card {
  min-height: 75vh;
}

.viewer-frame {
  width: 100%;
  min-height: 70vh;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: #eef1eb;
}

@media (max-width: 720px) {
  .site-header,
  .nav,
  .actions {
    flex-direction: column;
    align-items: flex-start;
  }

  .container {
    padding: 1rem;
  }
}