/* ==========================================================================
   LOGIN + PUBLISH (trang không có sidebar)
   ========================================================================== */
body.centered-page {
  overflow: auto; height: auto; min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  background: radial-gradient(circle at 20% 20%, rgba(79,70,229,.10), transparent 45%),
              radial-gradient(circle at 80% 80%, rgba(124,58,237,.10), transparent 45%),
              var(--bg-app);
  padding: 24px;
}
.login-box { width: 380px; background: var(--bg-surface); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 32px 30px; box-shadow: var(--shadow-md); }
.login-box .logo-dot { width: 44px; height: 44px; border-radius: 12px; margin: 0 auto 14px; }
.login-box h1 { text-align: center; font-size: var(--fs-lg); margin-bottom: 4px; }
.login-box .sub { text-align: center; color: var(--text-secondary); font-size: var(--fs-sm); margin-bottom: 22px; }
.login-box .btn-primary { width: 100%; padding: 10px; margin-top: 6px; }
.login-error { background: var(--danger-bg); color: var(--danger); font-size: var(--fs-xs); padding: 8px 10px; border-radius: var(--radius-sm); margin-bottom: 12px; display: none; }
.demo-accounts { margin-top: 18px; padding-top: 14px; border-top: 1px solid var(--border); font-size: var(--fs-xs); color: var(--text-tertiary); }
.demo-accounts .da-row { display: flex; justify-content: space-between; padding: 3px 0; cursor: pointer; }
.demo-accounts .da-row:hover { color: var(--accent); }

/* Publish (public plan view) page */
.publish-shell { max-width: 880px; margin: 0 auto; padding: 40px 20px 80px; }
.publish-header { text-align: center; margin-bottom: 28px; }
.publish-header h1 { font-size: var(--fs-xl); margin-bottom: 4px; }
.publish-header .sub { color: var(--text-secondary); font-size: var(--fs-sm); }
.publish-note { text-align: center; font-size: var(--fs-xs); color: var(--text-tertiary); margin-top: 30px; }