*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: #0d1117;
  color: #e6edf3;
}

.la-shell {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.25rem;
}

.la-card {
  width: 100%;
  max-width: 440px;
  background: #161b22;
  border: 1px solid #30363d;
  border-radius: 12px;
  padding: 1.75rem 1.5rem 1.5rem;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
}

.la-header {
  text-align: center;
  margin-bottom: 1.25rem;
}

.la-logo {
  display: block;
  margin: 0 auto 0.75rem;
  max-width: 100%;
  height: auto;
}

.la-title {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 600;
}

.la-sub {
  margin: 0.35rem 0 0;
  font-size: 0.875rem;
  color: #8b949e;
}

.la-tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
  border-bottom: 1px solid #30363d;
}

.la-tab {
  flex: 1;
  padding: 0.65rem 0.5rem;
  border: none;
  background: transparent;
  color: #8b949e;
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
}

.la-tab.is-active {
  color: #00bcd4;
  border-bottom-color: #00bcd4;
}

.la-panel {
  display: none;
}

.la-panel.is-visible {
  display: block;
}

.la-form {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.la-label {
  font-size: 0.8rem;
  color: #8b949e;
}

.la-input {
  width: 100%;
  padding: 0.65rem 0.75rem;
  border: 1px solid #30363d;
  border-radius: 8px;
  background: #0d1117;
  color: #e6edf3;
  font-size: 1rem;
}

.la-input:focus {
  outline: none;
  border-color: #00bcd4;
  box-shadow: 0 0 0 2px rgba(0, 188, 212, 0.25);
}

.la-btn {
  margin-top: 0.5rem;
  padding: 0.75rem 1rem;
  border: none;
  border-radius: 8px;
  background: #00bcd4;
  color: #0d1117;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
}

.la-btn:hover:not(:disabled) {
  background: #26c6da;
}

.la-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.la-hidden {
  display: none !important;
}

.la-alert {
  margin: 0 0 0.75rem;
  padding: 0.65rem 0.75rem;
  border-radius: 8px;
  background: rgba(248, 81, 73, 0.15);
  border: 1px solid #f85149;
  color: #ffa198;
  font-size: 0.875rem;
}

.la-forgot-link {
  margin: 0.75rem 0 0;
  text-align: center;
  font-size: 0.8125rem;
}

.la-forgot-link a {
  color: #8b949e;
  text-decoration: none;
}

.la-forgot-link a:hover {
  color: #00b8d4;
  text-decoration: underline;
}