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

:root {
  --portal-sidebar-width: 200px;
  --portal-sidebar-collapsed: 56px;
}

html, body {
  height: 100%;
  width: 100%;
  overflow: hidden;
  font-family: var(--mdb-font-sans);
  background: var(--mdb-color-bg);
  color: var(--mdb-color-text);
}

.portal-container { display: flex; height: 100%; }
.portal-container.auth-pending { visibility: hidden; }

/* Main Content */
.main-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  overflow: hidden;
  position: relative;
  background: var(--mdb-color-bg);
}

.content-frame {
  flex: 1;
  border: none;
  width: 100%;
  height: 100%;
  display: none;
  background: var(--mdb-color-bg);
}
.content-frame.active { display: block; }

/* ── Deep-link Splash ── */
.deeplink-splash {
  position: fixed;
  inset: 0;
  z-index: 8900;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  background: var(--mdb-color-bg);
  transition: opacity 0.4s ease, visibility 0.4s ease;
}
.deeplink-splash.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}
.deeplink-splash-logo { width: 48px; height: 48px; }
.deeplink-splash-label {
  font-size: 0.9rem;
  color: var(--mdb-color-text-2);
  margin: 0;
}
.deeplink-splash-spinner { width: 24px; height: 24px; }

/* ── Login Landing Page ── */
.login-landing {
  position: fixed;
  inset: 0;
  z-index: 9000;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--mdb-color-bg);
  transition: opacity 0.4s ease, visibility 0.4s ease;
}
.login-landing.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}
.login-card {
  width: 100%;
  max-width: 400px;
  padding: 48px 40px 40px;
  background: var(--mdb-color-bg-secondary, #f8f8f8);
  border: 1px solid var(--mdb-color-border, #e0e0e0);
  border-radius: 12px;
  text-align: center;
}
.login-card .login-logo {
  width: 48px;
  height: 48px;
  margin: 0 auto 16px;
}
.login-card h1 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 4px;
  color: var(--mdb-color-text);
}
.login-card .login-subtitle {
  font-size: 0.875rem;
  color: var(--mdb-color-text-secondary, #888);
  margin-bottom: 32px;
}
.login-card .login-error {
  display: none;
  padding: 8px 12px;
  margin-bottom: 16px;
  background: color-mix(in srgb, var(--mdb-color-error, #d32f2f) 10%, transparent);
  border: 1px solid var(--mdb-color-error, #d32f2f);
  border-radius: 6px;
  font-size: 0.8125rem;
  color: var(--mdb-color-error, #d32f2f);
  text-align: left;
}
.login-card .login-error.visible { display: block; }
.login-card .login-field {
  width: 100%;
  margin-bottom: 12px;
}
.login-card .login-field input {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--mdb-color-border, #e0e0e0);
  border-radius: 6px;
  font-size: 0.875rem;
  font-family: var(--mdb-font-sans);
  background: var(--mdb-color-bg);
  color: var(--mdb-color-text);
  outline: none;
  transition: border-color 0.15s;
}
.login-card .login-field input:focus {
  border-color: var(--mdb-color-primary, #4a90d9);
}
.login-card .login-field input::placeholder {
  color: var(--mdb-color-text-muted, #aaa);
}
.login-card .login-btn {
  width: 100%;
  padding: 10px;
  margin-top: 8px;
  border: none;
  border-radius: 6px;
  font-size: 0.875rem;
  font-weight: 500;
  font-family: var(--mdb-font-sans);
  cursor: pointer;
  transition: background 0.15s, opacity 0.15s;
}
.login-card .login-btn.primary {
  background: var(--mdb-color-primary, #4a90d9);
  color: #fff;
}
.login-card .login-btn.primary:hover { opacity: 0.9; }
.login-card .login-btn.primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}
.login-card .login-toggle {
  margin-top: 20px;
  font-size: 0.8125rem;
  color: var(--mdb-color-text-secondary, #888);
}
.login-card .login-toggle a {
  color: var(--mdb-color-primary, #4a90d9);
  cursor: pointer;
  text-decoration: none;
}
.login-card .login-toggle a:hover { text-decoration: underline; }
.login-card .login-signup-fields {
  display: none;
}
.login-card.signup-mode .login-signup-fields { display: block; }
.login-card.signup-mode .login-toggle-login { display: none; }
.login-card.signup-mode .login-toggle-signup { display: block !important; }
.login-toggle-signup { display: none; }
.login-card .login-divider {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 20px 0 16px;
  font-size: 0.75rem;
  color: var(--mdb-color-text-muted, #aaa);
}
.login-card .login-divider::before,
.login-card .login-divider::after {
  content: '';
  flex: 1;
  border-top: 1px solid var(--mdb-color-border, #e0e0e0);
}
.login-card .login-btn.dev-bypass {
  background: transparent;
  color: var(--mdb-color-text-muted, #aaa);
  border: 1px dashed var(--mdb-color-border, #e0e0e0);
  font-size: 0.75rem;
}
.login-card .login-btn.dev-bypass:hover {
  color: var(--mdb-color-text-secondary, #666);
  border-color: var(--mdb-color-text-muted, #aaa);
}
.login-card .login-oauth-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px;
  margin-bottom: 8px;
  border: 1px solid var(--mdb-color-border, #e0e0e0);
  border-radius: 6px;
  background: var(--mdb-color-bg);
  color: var(--mdb-color-text);
  font-size: 0.875rem;
  font-family: var(--mdb-font-sans);
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}
.login-card .login-oauth-btn:hover {
  background: var(--mdb-color-bg-secondary, #f0f0f0);
  border-color: var(--mdb-color-text-muted, #aaa);
}
.login-card .login-oauth-btn .material-symbols-outlined {
  font-size: 18px;
}