html[data-authenticated="false"] .app-shell,
html[data-authenticated="false"] .floating-ai-chat-button,
html[data-authenticated="false"] .floating-ai-encouragement-bubble,
html[data-authenticated="false"] .floating-ai-chat-panel,
html[data-authenticated="false"] .mobile-more-menu,
html[data-authenticated="false"] .mobile-bottom-nav {
  display: none !important;
}

html[data-authenticated="true"] .auth-screen {
  display: none !important;
}

.auth-screen {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  background: linear-gradient(145deg, #fffaf5, #f4e4d4);
  color: #372a22;
}

.auth-card {
  width: min(100%, 420px);
  padding: 32px;
  border: 1px solid rgba(108, 73, 48, 0.18);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 24px 60px rgba(82, 51, 31, 0.16);
}

.auth-brand {
  margin: 0 0 8px;
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.auth-lead {
  margin: 0 0 24px;
  color: #725b4d;
  line-height: 1.6;
}

.auth-form {
  display: grid;
  gap: 16px;
}

.auth-form label {
  display: grid;
  gap: 7px;
  font-weight: 700;
}

.auth-form input {
  width: 100%;
  min-height: 48px;
  box-sizing: border-box;
  border: 1px solid #bba99c;
  border-radius: 12px;
  padding: 10px 12px;
  font: inherit;
  background: #fff;
  color: #2e241e;
}

.auth-form input:focus-visible,
.auth-submit:focus-visible {
  outline: 3px solid rgba(181, 105, 54, 0.32);
  outline-offset: 2px;
}

.auth-submit {
  min-height: 48px;
  border: 0;
  border-radius: 12px;
  padding: 11px 18px;
  background: #a85f34;
  color: #fff;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
}

.auth-submit:disabled {
  opacity: 0.65;
  cursor: wait;
}

.auth-error {
  min-height: 1.5em;
  margin: 0;
  color: #a32222;
  line-height: 1.5;
}

@media (max-width: 430px) {
  .auth-screen { padding: 16px; }
  .auth-card { padding: 24px 20px; border-radius: 20px; }
  .auth-brand { font-size: 1.75rem; }
}