:root {
  --primary: #2b7a78;
  --primary-hover: #205c5a;
  --accent: #feffff;
  --bg: #f7faf9;
  --card-bg: #ffffff;
  --text: #17252a;
  --text-muted: #5a7372;
  --border: #def2f1;
  --radius: 16px;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.06);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  max-width: 580px;
  width: 100%;
  padding: 40px;
  text-align: center;
}

.badge {
  display: inline-block;
  background: #e8f5f4;
  color: var(--primary);
  font-weight: 600;
  font-size: 0.85rem;
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 20px;
  letter-spacing: 0.5px;
}

h1 {
  font-size: 2rem;
  color: var(--primary);
  margin-bottom: 12px;
}

p.subtitle {
  color: var(--text-muted);
  font-size: 1.05rem;
  line-height: 1.6;
  margin-bottom: 28px;
}

.status-box {
  background: #f0f8f7;
  border: 1px dashed var(--primary);
  border-radius: 12px;
  padding: 16px;
  font-size: 0.95rem;
  color: var(--primary-hover);
  margin-bottom: 28px;
}

.actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary);
  color: white;
  text-decoration: none;
  font-weight: 500;
  padding: 12px 22px;
  border-radius: 10px;
  transition: background 0.2s ease, transform 0.1s ease;
}

.btn:hover {
  background: var(--primary-hover);
  transform: translateY(-1px);
}

.btn-secondary {
  background: #eef4f4;
  color: var(--text);
}

.btn-secondary:hover {
  background: #e2eded;
}

footer {
  margin-top: 24px;
  color: var(--text-muted);
  font-size: 0.85rem;
}