* { box-sizing: border-box; }
body {
  margin: 0;
  background: #0f1115;
  color: #e6e8eb;
  font-family: Arial, Helvetica, sans-serif;
}
.login-page {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100vh;
}
.box {
  background: #171a21;
  padding: 32px;
  border-radius: 10px;
  width: 320px;
  box-shadow: 0 10px 30px rgba(0,0,0,.4);
}
.box h2 { margin-top: 0; text-align: center; }
.box input {
  width: 100%;
  padding: 10px;
  margin-bottom: 12px;
  border-radius: 6px;
  border: 1px solid #2a2f3a;
  background: #0f1115;
  color: #e6e8eb;
}
button {
  background: #3b82f6;
  color: white;
  border: none;
  padding: 10px 18px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 15px;
}
button:hover { background: #2563eb; }
button:disabled { background: #3a3f4a; cursor: not-allowed; }
.error { color: #ff6b6b; }

.wrap { max-width: 900px; margin: 0 auto; padding: 24px; }
.wrap h1 { font-size: 22px; }
.topbar { display: flex; justify-content: space-between; align-items: center; }
.topbar a { color: #9aa4b2; text-decoration: none; }

textarea {
  width: 100%;
  min-height: 220px;
  background: #171a21;
  color: #e6e8eb;
  border: 1px solid #2a2f3a;
  border-radius: 8px;
  padding: 12px;
  font-size: 13px;
  font-family: Consolas, Menlo, monospace;
  resize: vertical;
}

input[type="file"] {
  color: #e6e8eb;
}

.actions { margin-top: 16px; display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.log { margin-top: 16px; font-size: 13px; color: #9aa4b2; white-space: pre-wrap; }
.spinner { display: inline-block; width: 16px; height: 16px; border: 2px solid #3a3f4a; border-top-color: #3b82f6; border-radius: 50%; animation: spin 0.8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

.divider { margin: 24px 0; border-top: 1px solid #2a2f3a; }

.result-box {
  background: #171a21;
  border: 1px solid #2a2f3a;
  border-radius: 8px;
  padding: 14px 16px;
  margin-top: 16px;
  max-height: 480px;
  overflow-y: auto;
}
.group-heading {
  color: #3b82f6;
  font-weight: bold;
  margin-top: 14px;
  margin-bottom: 4px;
  font-size: 13px;
}
.group-heading:first-child { margin-top: 0; }
.result-line {
  font-family: Consolas, Menlo, monospace;
  font-size: 13.5px;
  padding: 3px 0;
  color: #e6e8eb;
}
.unrecognized {
  margin-top: 16px;
  padding: 12px;
  border-radius: 8px;
  background: #241a1a;
  border: 1px solid #4a2a2a;
  font-size: 13px;
  color: #d99;
}