/* Full-page centering — overrides styles.css `body { overflow: hidden }` for
   the login form. auth.css loads AFTER styles.css so these rules win. */
body {
  margin: 0;
  padding: 20px;
  overflow: auto;
  min-height: 100vh;
  background: var(--color-bg);
  display: flex;
  align-items: center;
  justify-content: center;
}

.login-container {
  width: 100%;
  max-width: 420px;
}

.login-box {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 10px;
  overflow: hidden;
}

/* Dark brand header — always sidebar-dark regardless of content theme */
.login-header {
  background: var(--color-sidebar, #1c2030);
  padding: 32px 30px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.login-header-icon {
  width: 44px; height: 44px;
  border-radius: 10px;
  background: var(--color-accent);
  display: flex; align-items: center; justify-content: center;
}

.login-header h1 {
  font-size: 20px; font-weight: 800;
  color: #fff; letter-spacing: -0.02em; margin: 0;
}

.login-header p {
  font-size: 13px;
  color: var(--color-sidebar-muted, #6b7490);
  margin: 0;
}

.login-form {
  padding: 32px 30px;
}

/* Full-width submit button */
.login-btn {
  width: 100%;
  padding: 11px;
  background: var(--color-accent);
  color: #fff;
  border: none;
  border-radius: 6px;
  font-family: inherit; font-size: 15px; font-weight: 600;
  cursor: pointer;
  transition: opacity 0.15s, transform 0.15s;
}

.login-btn:hover:not(:disabled) { opacity: 0.88; transform: translateY(-1px); }
.login-btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

/* Login-page banner (admin message) */
.login-banner {
  margin-top: 18px;
  padding: 12px 14px;
  background: var(--color-alert-bg);
  border: 1px solid var(--color-alert-border);
  border-radius: 6px;
  font-size: 13px;
  color: var(--color-alert-text);
}

.login-banner strong { display: block; margin-bottom: 6px; font-size: 14px; }
.login-banner code {
  background: var(--color-card);
  padding: 1px 5px; border-radius: 3px; font-family: monospace;
}

/* Invite-specific */
.invite-member-label {
  font-size: 13px;
  color: var(--color-text);
  margin-bottom: 18px;
  padding: 10px 14px;
  background: var(--color-accent-bg);
  border: 1px solid var(--color-accent-border);
  border-radius: 6px;
}

.field-hint      { margin-top: 4px; font-size: 12px; color: var(--color-text-muted); }
.field-hint code { background: var(--color-card); padding: 1px 4px; border-radius: 3px; font-family: monospace; }
.error-hint      { color: var(--color-danger); }

.invite-error-state { text-align: center; padding: 10px 0; }
.invite-error-icon  { font-size: 2.5em; margin-bottom: 10px; }
.invite-error-state h2 { margin-bottom: 10px; color: var(--color-text); }
.invite-error-state p  { color: var(--color-text-muted); font-size: 14px; }

@media (max-width: 480px) {
  body           { align-items: flex-start; padding-top: 32px; }
  .login-header  { padding: 24px 20px; }
  .login-form    { padding: 24px 20px; }
}