* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: 'Segoe UI', Tahoma, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  padding: 24px 16px;
  transition: background 0.3s, color 0.3s;
  display: flex;
  flex-direction: column;
}
.container { max-width: 1100px; margin: 0 auto; flex: 1; width: 100%; }
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}
.header-title { display: flex; flex-direction: column; gap: 4px; }
h1 {
  font-size: 24px;
  font-weight: 700;
  background: linear-gradient(135deg, var(--accent), var(--success));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.subtitle {
  font-size: 12px;
  color: var(--text-muted);
  letter-spacing: 0.5px;
  text-transform: uppercase;
  font-weight: 500;
}
label {
  display: block;
  margin-bottom: 6px;
  font-size: 13px;
  color: var(--text-muted);
  font-weight: 500;
}
input {
  width: 100%;
  padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg-input);
  color: var(--text);
  font-size: 14px;
  transition: all 0.2s;
  font-family: inherit;
}
input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.15);
}
input.mono { font-family: 'Consolas', 'Monaco', monospace; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th, td { padding: 12px 10px; text-align: center; border-bottom: 1px solid var(--border); }
th {
  background: var(--bg-input);
  color: var(--text-muted);
  font-weight: 600;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}
tbody tr { transition: background 0.15s; }
tbody tr:hover { background: var(--row-hover); }
tbody tr:last-child td { border-bottom: none; }
.mono-cell {
  font-family: 'Consolas', 'Monaco', monospace;
  color: var(--accent);
  font-weight: 600;
  white-space: nowrap;
}
.empty {
  text-align: center;
  color: var(--text-muted);
  padding: 32px 16px;
  font-size: 14px;
}
footer {
  max-width: 1100px;
  margin: 32px auto 0;
  padding: 24px 16px;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}