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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: #0f172a;
  color: #e2e8f0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
  background: #1e293b;
  border-bottom: 1px solid #334155;
}

.nav-brand {
  font-weight: 700;
  font-size: 1.2rem;
  color: #38bdf8;
}

.nav-links a {
  color: #94a3b8;
  text-decoration: none;
  margin-left: 1.5rem;
  transition: color 0.2s;
}

.nav-links a:hover { color: #f1f5f9; }

main {
  flex: 1;
  padding: 2rem;
  max-width: 900px;
  margin: 0 auto;
  width: 100%;
}

h1 { margin-bottom: 1rem; color: #f1f5f9; }
h2 { margin: 1.5rem 0 0.75rem; color: #cbd5e1; font-size: 1.1rem; }

table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 1rem;
}

table td {
  padding: 0.5rem 0.75rem;
  border-bottom: 1px solid #1e293b;
}

table td:first-child {
  color: #94a3b8;
  width: 200px;
}

code {
  background: #1e293b;
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  font-size: 0.9em;
}

.badge {
  padding: 0.2rem 0.6rem;
  border-radius: 12px;
  font-size: 0.85em;
  font-weight: 600;
}

.badge-ok { background: #065f46; color: #6ee7b7; }
.badge-err { background: #7f1d1d; color: #fca5a5; }

.hint {
  color: #64748b;
  font-size: 0.9em;
  margin-bottom: 0.5rem;
}

/* Items section */
#add-item-form {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

#add-item-form input {
  flex: 1;
  padding: 0.5rem 0.75rem;
  background: #1e293b;
  border: 1px solid #334155;
  border-radius: 6px;
  color: #e2e8f0;
  font-size: 1rem;
}

#add-item-form input:focus {
  outline: none;
  border-color: #38bdf8;
}

#add-item-form button, .delete-btn {
  padding: 0.5rem 1rem;
  background: #0284c7;
  color: white;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.9rem;
}

#add-item-form button:hover { background: #0369a1; }

.delete-btn {
  background: #991b1b;
  padding: 0.25rem 0.6rem;
  font-size: 0.8rem;
}

.delete-btn:hover { background: #7f1d1d; }

#items-list {
  list-style: none;
}

#items-list li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.6rem 0.75rem;
  border-bottom: 1px solid #1e293b;
}

#items-list li .item-time {
  color: #64748b;
  font-size: 0.8em;
  margin-left: 1rem;
}

footer {
  padding: 1rem 2rem;
  background: #1e293b;
  border-top: 1px solid #334155;
  text-align: center;
  color: #64748b;
  font-size: 0.85rem;
}